4554 lines
112 KiB
C
4554 lines
112 KiB
C
/* Copyright (c) 2014-2018, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/module.h>
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#include <linux/firmware.h>
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#include <linux/device.h>
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#include <linux/slab.h>
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#include <linux/elf.h>
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#include <linux/wait.h>
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#include <linux/debugfs.h>
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#include <linux/delay.h>
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#include <linux/pm_qos.h>
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#include <linux/dma-mapping.h>
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#include <sound/soc.h>
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#include <sound/info.h>
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#include <sound/lsm_params.h>
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#include <sound/cpe_core.h>
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#include <sound/cpe_cmi.h>
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#include <soc/qcom/pm.h>
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#include <linux/mfd/wcd9xxx/core.h>
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#include <linux/mfd/wcd9xxx/core-resource.h>
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#include <sound/audio_cal_utils.h>
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#include "wcd_cpe_core.h"
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#include "wcd_cpe_services.h"
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#include "wcd_cmi_api.h"
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#define CMI_CMD_TIMEOUT (10 * HZ)
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#define WCD_CPE_LSM_MAX_SESSIONS 1
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#define WCD_CPE_AFE_MAX_PORTS 4
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#define AFE_SVC_EXPLICIT_PORT_START 1
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#define ELF_FLAG_EXECUTE (1 << 0)
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#define ELF_FLAG_WRITE (1 << 1)
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#define ELF_FLAG_READ (1 << 2)
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#define ELF_FLAG_RW (ELF_FLAG_READ | ELF_FLAG_WRITE)
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#define WCD_CPE_GRAB_LOCK(lock, name) \
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{ \
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pr_debug("%s: %s lock acquire\n", \
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__func__, name); \
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mutex_lock(lock); \
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}
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#define WCD_CPE_REL_LOCK(lock, name) \
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{ \
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pr_debug("%s: %s lock release\n", \
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__func__, name); \
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mutex_unlock(lock); \
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}
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#define WCD_CPE_STATE_MAX_LEN 11
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#define CPE_OFFLINE_WAIT_TIMEOUT (2 * HZ)
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#define CPE_READY_WAIT_TIMEOUT (3 * HZ)
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#define WCD_CPE_SYSFS_DIR_MAX_LENGTH 32
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#define CPE_ERR_IRQ_CB(core) \
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(core->cpe_cdc_cb->cpe_err_irq_control)
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/*
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* AFE output buffer size is always
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* (sample_rate * number of bytes per sample/2*1000)
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*/
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#define AFE_OUT_BUF_SIZE(bit_width, sample_rate) \
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(((sample_rate) * (bit_width / BITS_PER_BYTE))/(2*1000))
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enum afe_port_state {
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AFE_PORT_STATE_DEINIT = 0,
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AFE_PORT_STATE_INIT,
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AFE_PORT_STATE_CONFIG,
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AFE_PORT_STATE_STARTED,
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AFE_PORT_STATE_SUSPENDED,
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};
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struct wcd_cmi_afe_port_data {
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u8 port_id;
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struct mutex afe_lock;
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struct completion afe_cmd_complete;
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enum afe_port_state port_state;
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u8 cmd_result;
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u32 mem_handle;
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};
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struct cpe_lsm_ids {
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u32 module_id;
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u32 param_id;
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};
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static struct wcd_cpe_core *core_d;
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static struct cpe_lsm_session
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*lsm_sessions[WCD_CPE_LSM_MAX_SESSIONS + 1];
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struct wcd_cpe_core * (*wcd_get_cpe_core) (struct snd_soc_codec *);
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static struct wcd_cmi_afe_port_data afe_ports[WCD_CPE_AFE_MAX_PORTS + 1];
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static void wcd_cpe_svc_event_cb(const struct cpe_svc_notification *param);
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static int wcd_cpe_setup_irqs(struct wcd_cpe_core *core);
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static void wcd_cpe_cleanup_irqs(struct wcd_cpe_core *core);
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static ssize_t cpe_ftm_test_trigger(struct file *file,
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const char __user *user_buf,
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size_t count, loff_t *ppos);
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static u32 ramdump_enable;
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static u32 cpe_ftm_test_status;
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static const struct file_operations cpe_ftm_test_trigger_fops = {
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.open = simple_open,
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.write = cpe_ftm_test_trigger,
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};
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static int wcd_cpe_afe_svc_cmd_mode(void *core_handle,
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u8 mode);
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struct wcd_cpe_attribute {
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struct attribute attr;
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ssize_t (*show)(struct wcd_cpe_core *core, char *buf);
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ssize_t (*store)(struct wcd_cpe_core *core, const char *buf,
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ssize_t count);
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};
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#define WCD_CPE_ATTR(_name, _mode, _show, _store) \
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static struct wcd_cpe_attribute cpe_attr_##_name = { \
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.attr = {.name = __stringify(_name), .mode = _mode}, \
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.show = _show, \
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.store = _store, \
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}
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#define to_wcd_cpe_attr(a) \
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container_of((a), struct wcd_cpe_attribute, attr)
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#define kobj_to_cpe_core(kobj) \
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container_of((kobj), struct wcd_cpe_core, cpe_kobj)
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/* wcd_cpe_lsm_session_active: check if any session is active
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* return true if any session is active.
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*/
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static bool wcd_cpe_lsm_session_active(void)
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{
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int index = 1;
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bool lsm_active = false;
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/* session starts from index 1 */
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for (; index <= WCD_CPE_LSM_MAX_SESSIONS; index++) {
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if (lsm_sessions[index] != NULL) {
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lsm_active = true;
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break;
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} else {
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lsm_active = false;
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}
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}
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return lsm_active;
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}
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static int wcd_cpe_get_sfr_dump(struct wcd_cpe_core *core)
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{
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struct cpe_svc_mem_segment dump_seg;
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int rc;
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u8 *sfr_dump;
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sfr_dump = kzalloc(core->sfr_buf_size, GFP_KERNEL);
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if (!sfr_dump) {
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dev_err(core->dev,
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"%s: No memory for sfr dump\n",
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__func__);
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goto done;
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}
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dump_seg.type = CPE_SVC_DATA_MEM;
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dump_seg.cpe_addr = core->sfr_buf_addr;
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dump_seg.size = core->sfr_buf_size;
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dump_seg.data = sfr_dump;
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dev_dbg(core->dev,
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"%s: reading SFR from CPE, size = %zu\n",
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__func__, core->sfr_buf_size);
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rc = cpe_svc_ramdump(core->cpe_handle, &dump_seg);
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if (IS_ERR_VALUE(rc)) {
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dev_err(core->dev,
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"%s: Failed to read cpe sfr_dump, err = %d\n",
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__func__, rc);
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goto free_sfr_dump;
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}
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dev_info(core->dev,
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"%s: cpe_sfr = %s\n", __func__, sfr_dump);
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free_sfr_dump:
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kfree(sfr_dump);
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done:
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/* Even if SFR dump failed, do not return error */
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return 0;
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}
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static int wcd_cpe_collect_ramdump(struct wcd_cpe_core *core)
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{
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struct cpe_svc_mem_segment dump_seg;
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int rc;
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if (!core->cpe_ramdump_dev || !core->cpe_dump_v_addr ||
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core->hw_info.dram_size == 0) {
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dev_err(core->dev,
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"%s: Ramdump devices not set up, size = %zu\n",
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__func__, core->hw_info.dram_size);
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return -EINVAL;
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}
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dump_seg.type = CPE_SVC_DATA_MEM;
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dump_seg.cpe_addr = core->hw_info.dram_offset;
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dump_seg.size = core->hw_info.dram_size;
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dump_seg.data = core->cpe_dump_v_addr;
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dev_dbg(core->dev,
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"%s: Reading ramdump from CPE\n",
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__func__);
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rc = cpe_svc_ramdump(core->cpe_handle, &dump_seg);
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if (IS_ERR_VALUE(rc)) {
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dev_err(core->dev,
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"%s: Failed to read CPE ramdump, err = %d\n",
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__func__, rc);
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return rc;
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}
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dev_dbg(core->dev,
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"%s: completed reading ramdump from CPE\n",
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__func__);
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core->cpe_ramdump_seg.address = (unsigned long) core->cpe_dump_addr;
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core->cpe_ramdump_seg.size = core->hw_info.dram_size;
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core->cpe_ramdump_seg.v_address = core->cpe_dump_v_addr;
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rc = do_ramdump(core->cpe_ramdump_dev,
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&core->cpe_ramdump_seg, 1);
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if (rc)
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dev_err(core->dev,
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"%s: fail to dump cpe ram to device, err = %d\n",
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__func__, rc);
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return rc;
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}
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/* wcd_cpe_is_valid_elf_hdr: check if the ELF header is valid
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* @core: handle to wcd_cpe_core
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* @fw_size: size of firmware from request_firmware
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* @ehdr: the elf header to be checked for
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* return true if all checks pass, true if any elf check fails
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*/
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static bool wcd_cpe_is_valid_elf_hdr(struct wcd_cpe_core *core, size_t fw_size,
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const struct elf32_hdr *ehdr)
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{
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if (fw_size < sizeof(*ehdr)) {
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dev_err(core->dev, "%s:Firmware too small\n", __func__);
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goto elf_check_fail;
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}
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if (memcmp(ehdr->e_ident, ELFMAG, SELFMAG) != 0) {
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dev_err(core->dev, "%s: Not an ELF file\n", __func__);
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goto elf_check_fail;
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}
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if (ehdr->e_type != ET_EXEC && ehdr->e_type != ET_DYN) {
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dev_err(core->dev, "%s: Not a executable image\n", __func__);
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goto elf_check_fail;
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}
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if (ehdr->e_phnum == 0) {
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dev_err(core->dev, "%s: no segments to load\n", __func__);
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goto elf_check_fail;
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}
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if (sizeof(struct elf32_phdr) * ehdr->e_phnum +
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sizeof(struct elf32_hdr) > fw_size) {
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dev_err(core->dev, "%s: Too small MDT file\n", __func__);
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goto elf_check_fail;
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}
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return true;
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elf_check_fail:
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return false;
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}
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/*
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* wcd_cpe_load_each_segment: download segment to CPE
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* @core: handle to struct wcd_cpe_core
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* @file_idx: index of split firmware image file name
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* @phdr: program header from metadata
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*/
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static int wcd_cpe_load_each_segment(struct wcd_cpe_core *core,
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int file_idx, const struct elf32_phdr *phdr)
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{
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const struct firmware *split_fw;
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char split_fname[32];
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int ret = 0;
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struct cpe_svc_mem_segment *segment;
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if (!core || !phdr) {
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pr_err("%s: Invalid params\n", __func__);
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return -EINVAL;
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}
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/* file size can be 0 for bss segments */
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if (phdr->p_filesz == 0 || phdr->p_memsz == 0)
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return 0;
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segment = kzalloc(sizeof(struct cpe_svc_mem_segment), GFP_KERNEL);
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if (!segment) {
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dev_err(core->dev,
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"%s: no memory for segment info, file_idx = %d\n"
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, __func__, file_idx);
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return -ENOMEM;
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}
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snprintf(split_fname, sizeof(split_fname), "%s.b%02d",
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core->fname, file_idx);
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ret = request_firmware(&split_fw, split_fname, core->dev);
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if (ret) {
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dev_err(core->dev, "firmware %s not found\n",
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split_fname);
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ret = -EIO;
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goto fw_req_fail;
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}
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if (phdr->p_flags & ELF_FLAG_EXECUTE)
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segment->type = CPE_SVC_INSTRUCTION_MEM;
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else if (phdr->p_flags & ELF_FLAG_RW)
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segment->type = CPE_SVC_DATA_MEM;
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else {
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dev_err(core->dev, "%s invalid flags 0x%x\n",
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__func__, phdr->p_flags);
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goto done;
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}
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if (phdr->p_filesz != split_fw->size) {
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dev_err(core->dev,
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"%s: %s size mismatch, phdr_size: 0x%x fw_size: 0x%zx",
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__func__, split_fname, phdr->p_filesz, split_fw->size);
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ret = -EINVAL;
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goto done;
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}
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segment->cpe_addr = phdr->p_paddr;
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segment->size = phdr->p_filesz;
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segment->data = (u8 *) split_fw->data;
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dev_dbg(core->dev,
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"%s: cpe segment type %s read from firmware\n", __func__,
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(segment->type == CPE_SVC_INSTRUCTION_MEM) ?
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"INSTRUCTION" : "DATA");
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ret = cpe_svc_download_segment(core->cpe_handle, segment);
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if (ret) {
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dev_err(core->dev,
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"%s: Failed to download %s, error = %d\n",
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__func__, split_fname, ret);
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goto done;
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}
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done:
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release_firmware(split_fw);
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fw_req_fail:
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kfree(segment);
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return ret;
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}
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/*
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* wcd_cpe_enable_cpe_clks: enable the clocks for CPE
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* @core: handle to wcd_cpe_core
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* @enable: flag indicating whether to enable/disable cpe clocks
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*/
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static int wcd_cpe_enable_cpe_clks(struct wcd_cpe_core *core, bool enable)
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{
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int ret, ret1;
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if (!core || !core->cpe_cdc_cb ||
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!core->cpe_cdc_cb->cpe_clk_en) {
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pr_err("%s: invalid handle\n",
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__func__);
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return -EINVAL;
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}
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ret = core->cpe_cdc_cb->cdc_clk_en(core->codec, enable);
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if (ret) {
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dev_err(core->dev, "%s: Failed to enable RCO\n",
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__func__);
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return ret;
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}
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if (!enable && core->cpe_clk_ref > 0)
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core->cpe_clk_ref--;
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/*
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* CPE clk will be enabled at the first time
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* and be disabled at the last time.
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*/
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if (core->cpe_clk_ref == 0) {
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ret = core->cpe_cdc_cb->cpe_clk_en(core->codec, enable);
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if (ret) {
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dev_err(core->dev,
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"%s: cpe_clk_en() failed, err = %d\n",
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__func__, ret);
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goto cpe_clk_fail;
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}
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}
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if (enable)
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core->cpe_clk_ref++;
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return 0;
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cpe_clk_fail:
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/* Release the codec clk if CPE clk enable failed */
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if (enable) {
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ret1 = core->cpe_cdc_cb->cdc_clk_en(core->codec, !enable);
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if (ret1)
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dev_err(core->dev,
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"%s: Fail to release codec clk, err = %d\n",
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__func__, ret1);
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}
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return ret;
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}
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|
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/*
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* wcd_cpe_bus_vote_max_bw: Function to vote for max bandwidth on codec bus
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* @core: handle to core for cpe
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* @vote: flag to indicate enable/disable of vote
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*
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* This function will try to use the codec provided callback to
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* vote/unvote for the max bandwidth of the bus that is used by
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* the codec for register reads/writes.
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*/
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static int wcd_cpe_bus_vote_max_bw(struct wcd_cpe_core *core,
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bool vote)
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{
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if (!core || !core->cpe_cdc_cb) {
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pr_err("%s: Invalid handle to %s\n",
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__func__,
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(!core) ? "core" : "codec callbacks");
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return -EINVAL;
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}
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if (core->cpe_cdc_cb->bus_vote_bw) {
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dev_dbg(core->dev, "%s: %s cdc bus max bandwidth\n",
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__func__, vote ? "Vote" : "Unvote");
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core->cpe_cdc_cb->bus_vote_bw(core->codec, vote);
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}
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return 0;
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}
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|
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/*
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* wcd_cpe_load_fw: Function to load the fw image
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* @core: cpe core pointer
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* @load_type: indicates whether to load to data section
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* or the instruction section
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*
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* Parse the mdt file to look for program headers, load each
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* split file corresponding to the program headers.
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*/
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static int wcd_cpe_load_fw(struct wcd_cpe_core *core,
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unsigned int load_type)
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{
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int ret, phdr_idx;
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struct snd_soc_codec *codec = NULL;
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struct wcd9xxx *wcd9xxx = NULL;
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const struct elf32_hdr *ehdr;
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const struct elf32_phdr *phdr;
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const struct firmware *fw;
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const u8 *elf_ptr;
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char mdt_name[64];
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bool img_dload_fail = false;
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bool load_segment;
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if (!core || !core->cpe_handle) {
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|
pr_err("%s: Error CPE core %pK\n", __func__,
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core);
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return -EINVAL;
|
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}
|
|
codec = core->codec;
|
|
wcd9xxx = dev_get_drvdata(codec->dev->parent);
|
|
snprintf(mdt_name, sizeof(mdt_name), "%s.mdt", core->fname);
|
|
ret = request_firmware(&fw, mdt_name, core->dev);
|
|
if (IS_ERR_VALUE(ret)) {
|
|
dev_err(core->dev, "firmware %s not found\n", mdt_name);
|
|
return ret;
|
|
}
|
|
|
|
ehdr = (struct elf32_hdr *) fw->data;
|
|
if (!wcd_cpe_is_valid_elf_hdr(core, fw->size, ehdr)) {
|
|
dev_err(core->dev, "%s: fw mdt %s is invalid\n",
|
|
__func__, mdt_name);
|
|
ret = -EINVAL;
|
|
goto done;
|
|
}
|
|
|
|
elf_ptr = fw->data + sizeof(*ehdr);
|
|
|
|
if (load_type == ELF_FLAG_EXECUTE) {
|
|
/* Reset CPE first */
|
|
ret = cpe_svc_reset(core->cpe_handle);
|
|
if (IS_ERR_VALUE(ret)) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to reset CPE with error %d\n",
|
|
__func__, ret);
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
dev_dbg(core->dev, "%s: start image dload, name = %s, load_type = 0x%x\n",
|
|
__func__, core->fname, load_type);
|
|
|
|
wcd_cpe_bus_vote_max_bw(core, true);
|
|
|
|
/* parse every program header and request corresponding firmware */
|
|
for (phdr_idx = 0; phdr_idx < ehdr->e_phnum; phdr_idx++) {
|
|
phdr = (struct elf32_phdr *)elf_ptr;
|
|
load_segment = false;
|
|
|
|
dev_dbg(core->dev,
|
|
"index = %d, vaddr = 0x%x, paddr = 0x%x, "
|
|
"filesz = 0x%x, memsz = 0x%x, flags = 0x%x\n"
|
|
, phdr_idx, phdr->p_vaddr, phdr->p_paddr,
|
|
phdr->p_filesz, phdr->p_memsz, phdr->p_flags);
|
|
|
|
switch (load_type) {
|
|
case ELF_FLAG_EXECUTE:
|
|
if (phdr->p_flags & load_type)
|
|
load_segment = true;
|
|
break;
|
|
case ELF_FLAG_RW:
|
|
if (!(phdr->p_flags & ELF_FLAG_EXECUTE) &&
|
|
(phdr->p_flags & load_type))
|
|
load_segment = true;
|
|
break;
|
|
default:
|
|
pr_err("%s: Invalid load_type 0x%x\n",
|
|
__func__, load_type);
|
|
ret = -EINVAL;
|
|
goto rel_bus_vote;
|
|
}
|
|
|
|
if (load_segment) {
|
|
ret = wcd_cpe_load_each_segment(core,
|
|
phdr_idx, phdr);
|
|
if (IS_ERR_VALUE(ret)) {
|
|
dev_err(core->dev,
|
|
"Failed to load segment %d, aborting img dload\n",
|
|
phdr_idx);
|
|
img_dload_fail = true;
|
|
goto rel_bus_vote;
|
|
}
|
|
} else {
|
|
dev_dbg(core->dev,
|
|
"%s: skipped segment with index %d\n",
|
|
__func__, phdr_idx);
|
|
}
|
|
|
|
elf_ptr = elf_ptr + sizeof(*phdr);
|
|
}
|
|
if (load_type == ELF_FLAG_EXECUTE)
|
|
core->ssr_type = WCD_CPE_IMEM_DOWNLOADED;
|
|
|
|
rel_bus_vote:
|
|
wcd_cpe_bus_vote_max_bw(core, false);
|
|
|
|
done:
|
|
release_firmware(fw);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_change_online_state - mark cpe online/offline state
|
|
* @core: core session to mark
|
|
* @online: whether online of offline
|
|
*
|
|
*/
|
|
static void wcd_cpe_change_online_state(struct wcd_cpe_core *core,
|
|
int online)
|
|
{
|
|
struct wcd_cpe_ssr_entry *ssr_entry = NULL;
|
|
unsigned long ret;
|
|
|
|
if (!core) {
|
|
pr_err("%s: Invalid core handle\n",
|
|
__func__);
|
|
return;
|
|
}
|
|
|
|
ssr_entry = &core->ssr_entry;
|
|
WCD_CPE_GRAB_LOCK(&core->ssr_lock, "SSR");
|
|
ssr_entry->offline = !online;
|
|
wmb();
|
|
ret = xchg(&ssr_entry->offline_change, 1);
|
|
wake_up_interruptible(&ssr_entry->offline_poll_wait);
|
|
WCD_CPE_REL_LOCK(&core->ssr_lock, "SSR");
|
|
pr_debug("%s: change state 0x%x offline_change 0x%x\n"
|
|
" core->offline 0x%x, ret = %ld\n",
|
|
__func__, online,
|
|
ssr_entry->offline_change,
|
|
core->ssr_entry.offline, ret);
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_load_fw_image: work function to load the fw image
|
|
* @work: work that is scheduled to perform the image loading
|
|
*
|
|
* Parse the mdt file to look for program headers, load each
|
|
* split file corresponding to the program headers.
|
|
*/
|
|
static void wcd_cpe_load_fw_image(struct work_struct *work)
|
|
{
|
|
struct wcd_cpe_core *core;
|
|
int ret = 0;
|
|
core = container_of(work, struct wcd_cpe_core, load_fw_work);
|
|
ret = wcd_cpe_load_fw(core, ELF_FLAG_EXECUTE);
|
|
if (!ret)
|
|
wcd_cpe_change_online_state(core, 1);
|
|
else
|
|
pr_err("%s: failed to load instruction section, err = %d\n",
|
|
__func__, ret);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_get_core_handle: get the handle to wcd_cpe_core
|
|
* @codec: codec from which this handle is to be obtained
|
|
* Codec driver should provide a callback function to obtain
|
|
* handle to wcd_cpe_core during initialization of wcd_cpe_core
|
|
*/
|
|
void *wcd_cpe_get_core_handle(
|
|
struct snd_soc_codec *codec)
|
|
{
|
|
struct wcd_cpe_core *core = NULL;
|
|
|
|
if (!codec) {
|
|
pr_err("%s: Invalid codec handle\n",
|
|
__func__);
|
|
goto done;
|
|
}
|
|
|
|
if (!wcd_get_cpe_core) {
|
|
dev_err(codec->dev,
|
|
"%s: codec callback not available\n",
|
|
__func__);
|
|
goto done;
|
|
}
|
|
|
|
core = wcd_get_cpe_core(codec);
|
|
|
|
if (!core)
|
|
dev_err(codec->dev,
|
|
"%s: handle to core not available\n",
|
|
__func__);
|
|
done:
|
|
return core;
|
|
}
|
|
|
|
/*
|
|
* svass_engine_irq: threaded interrupt handler for svass engine irq
|
|
* @irq: interrupt number
|
|
* @data: data pointer passed during irq registration
|
|
*/
|
|
static irqreturn_t svass_engine_irq(int irq, void *data)
|
|
{
|
|
struct wcd_cpe_core *core = data;
|
|
int ret = 0;
|
|
|
|
if (!core) {
|
|
pr_err("%s: Invalid data for interrupt handler\n",
|
|
__func__);
|
|
goto done;
|
|
}
|
|
|
|
ret = cpe_svc_process_irq(core->cpe_handle, CPE_IRQ_OUTBOX_IRQ);
|
|
if (IS_ERR_VALUE(ret))
|
|
dev_err(core->dev,
|
|
"%s: Error processing irq from cpe_Services\n",
|
|
__func__);
|
|
done:
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_state_read - update read status in procfs
|
|
* @entry: snd_info_entry
|
|
* @buf: buffer where the read status is updated.
|
|
*
|
|
*/
|
|
static ssize_t wcd_cpe_state_read(struct snd_info_entry *entry,
|
|
void *file_private_data, struct file *file,
|
|
char __user *buf, size_t count, loff_t pos)
|
|
{
|
|
int len = 0;
|
|
char buffer[WCD_CPE_STATE_MAX_LEN];
|
|
struct wcd_cpe_core *core = NULL;
|
|
struct wcd_cpe_ssr_entry *ssr_entry = NULL;
|
|
|
|
core = (struct wcd_cpe_core *) entry->private_data;
|
|
if (!core) {
|
|
pr_err("%s: CPE core NULL\n", __func__);
|
|
return -EINVAL;
|
|
}
|
|
ssr_entry = &core->ssr_entry;
|
|
rmb();
|
|
dev_dbg(core->dev,
|
|
"%s: Offline 0x%x\n", __func__,
|
|
ssr_entry->offline);
|
|
|
|
WCD_CPE_GRAB_LOCK(&core->ssr_lock, "SSR");
|
|
len = snprintf(buffer, sizeof(buffer), "%s\n",
|
|
ssr_entry->offline ? "OFFLINE" : "ONLINE");
|
|
WCD_CPE_REL_LOCK(&core->ssr_lock, "SSR");
|
|
|
|
return simple_read_from_buffer(buf, count, &pos, buffer, len);
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_state_poll - polls for change state
|
|
* @entry: snd_info_entry
|
|
* @wait: wait for duration for poll wait
|
|
*
|
|
*/
|
|
static unsigned int wcd_cpe_state_poll(struct snd_info_entry *entry,
|
|
void *private_data, struct file *file,
|
|
poll_table *wait)
|
|
{
|
|
struct wcd_cpe_core *core = NULL;
|
|
struct wcd_cpe_ssr_entry *ssr_entry = NULL;
|
|
int ret = 0;
|
|
|
|
core = (struct wcd_cpe_core *) entry->private_data;
|
|
if (!core) {
|
|
pr_err("%s: CPE core NULL\n", __func__);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ssr_entry = &core->ssr_entry;
|
|
|
|
dev_dbg(core->dev, "%s: CPE Poll wait\n",
|
|
__func__);
|
|
poll_wait(file, &ssr_entry->offline_poll_wait, wait);
|
|
dev_dbg(core->dev, "%s: Wake-up Poll wait\n",
|
|
__func__);
|
|
WCD_CPE_GRAB_LOCK(&core->ssr_lock, "SSR");
|
|
|
|
if (xchg(&ssr_entry->offline_change, 0))
|
|
ret = POLLIN | POLLPRI | POLLRDNORM;
|
|
|
|
WCD_CPE_REL_LOCK(&core->ssr_lock, "SSR");
|
|
|
|
dev_dbg(core->dev, "%s: ret (%d) from poll_wait\n",
|
|
__func__, ret);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_is_online_state - return true if card is online state
|
|
* @core: core offline to query
|
|
*/
|
|
bool wcd_cpe_is_online_state(void *core_handle)
|
|
{
|
|
struct wcd_cpe_core *core = core_handle;
|
|
if (core_handle) {
|
|
return !core->ssr_entry.offline;
|
|
} else {
|
|
pr_err("%s: Core handle NULL\n", __func__);
|
|
/* still return 1- offline if core ptr null */
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static struct snd_info_entry_ops wcd_cpe_state_proc_ops = {
|
|
.read = wcd_cpe_state_read,
|
|
.poll = wcd_cpe_state_poll,
|
|
};
|
|
|
|
static int wcd_cpe_check_new_image(struct wcd_cpe_core *core)
|
|
{
|
|
int rc = 0;
|
|
char temp_img_name[WCD_CPE_IMAGE_FNAME_MAX];
|
|
|
|
if (!strcmp(core->fname, core->dyn_fname) &&
|
|
core->ssr_type != WCD_CPE_INITIALIZED) {
|
|
dev_dbg(core->dev,
|
|
"%s: Firmware unchanged, fname = %s, ssr_type 0x%x\n",
|
|
__func__, core->fname, core->ssr_type);
|
|
goto done;
|
|
}
|
|
|
|
/*
|
|
* Different firmware name requested,
|
|
* Re-load the instruction section
|
|
*/
|
|
strlcpy(temp_img_name, core->fname,
|
|
WCD_CPE_IMAGE_FNAME_MAX);
|
|
strlcpy(core->fname, core->dyn_fname,
|
|
WCD_CPE_IMAGE_FNAME_MAX);
|
|
|
|
rc = wcd_cpe_load_fw(core, ELF_FLAG_EXECUTE);
|
|
if (rc) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to dload new image %s, err = %d\n",
|
|
__func__, core->fname, rc);
|
|
/* If new image download failed, revert back to old image */
|
|
strlcpy(core->fname, temp_img_name,
|
|
WCD_CPE_IMAGE_FNAME_MAX);
|
|
rc = wcd_cpe_load_fw(core, ELF_FLAG_EXECUTE);
|
|
if (rc)
|
|
dev_err(core->dev,
|
|
"%s: Failed to re-dload image %s, err = %d\n",
|
|
__func__, core->fname, rc);
|
|
} else {
|
|
dev_info(core->dev, "%s: fw changed to %s\n",
|
|
__func__, core->fname);
|
|
}
|
|
done:
|
|
return rc;
|
|
}
|
|
|
|
static int wcd_cpe_enable(struct wcd_cpe_core *core,
|
|
bool enable)
|
|
{
|
|
int ret = 0;
|
|
|
|
if (enable) {
|
|
/* Reset CPE first */
|
|
ret = cpe_svc_reset(core->cpe_handle);
|
|
if (IS_ERR_VALUE(ret)) {
|
|
dev_err(core->dev,
|
|
"%s: CPE Reset failed, error = %d\n",
|
|
__func__, ret);
|
|
goto done;
|
|
}
|
|
|
|
ret = wcd_cpe_setup_irqs(core);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: CPE IRQs setup failed, error = %d\n",
|
|
__func__, ret);
|
|
goto done;
|
|
}
|
|
ret = wcd_cpe_check_new_image(core);
|
|
if (ret)
|
|
goto fail_boot;
|
|
|
|
/* Dload data section */
|
|
ret = wcd_cpe_load_fw(core, ELF_FLAG_RW);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to dload data section, err = %d\n",
|
|
__func__, ret);
|
|
goto fail_boot;
|
|
}
|
|
|
|
ret = wcd_cpe_enable_cpe_clks(core, true);
|
|
if (IS_ERR_VALUE(ret)) {
|
|
dev_err(core->dev,
|
|
"%s: CPE clk enable failed, err = %d\n",
|
|
__func__, ret);
|
|
goto fail_boot;
|
|
}
|
|
|
|
ret = cpe_svc_boot(core->cpe_handle,
|
|
core->cpe_debug_mode);
|
|
if (IS_ERR_VALUE(ret)) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to boot CPE\n",
|
|
__func__);
|
|
goto fail_boot;
|
|
}
|
|
|
|
/* wait for CPE to be online */
|
|
dev_dbg(core->dev,
|
|
"%s: waiting for CPE bootup\n",
|
|
__func__);
|
|
|
|
wait_for_completion(&core->online_compl);
|
|
|
|
dev_dbg(core->dev,
|
|
"%s: CPE bootup done\n",
|
|
__func__);
|
|
|
|
core->ssr_type = WCD_CPE_ENABLED;
|
|
} else {
|
|
if (core->ssr_type == WCD_CPE_BUS_DOWN_EVENT ||
|
|
core->ssr_type == WCD_CPE_SSR_EVENT) {
|
|
/*
|
|
* If this disable vote is when
|
|
* SSR is in progress, do not disable CPE here,
|
|
* instead SSR handler will control CPE.
|
|
*/
|
|
wcd_cpe_enable_cpe_clks(core, false);
|
|
wcd_cpe_cleanup_irqs(core);
|
|
goto done;
|
|
}
|
|
|
|
ret = cpe_svc_shutdown(core->cpe_handle);
|
|
if (IS_ERR_VALUE(ret)) {
|
|
dev_err(core->dev,
|
|
"%s: CPE shutdown failed, error %d\n",
|
|
__func__, ret);
|
|
goto done;
|
|
}
|
|
|
|
wcd_cpe_enable_cpe_clks(core, false);
|
|
wcd_cpe_cleanup_irqs(core);
|
|
core->ssr_type = WCD_CPE_IMEM_DOWNLOADED;
|
|
}
|
|
|
|
return ret;
|
|
|
|
fail_boot:
|
|
wcd_cpe_cleanup_irqs(core);
|
|
|
|
done:
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_boot_ssr: Load the images to CPE after ssr and bootup cpe
|
|
* @core: handle to the core
|
|
*/
|
|
static int wcd_cpe_boot_ssr(struct wcd_cpe_core *core)
|
|
{
|
|
int rc = 0;
|
|
|
|
if (!core || !core->cpe_handle) {
|
|
pr_err("%s: Invalid handle\n", __func__);
|
|
rc = -EINVAL;
|
|
goto fail;
|
|
}
|
|
/* Load the instruction section and mark CPE as online */
|
|
rc = wcd_cpe_load_fw(core, ELF_FLAG_EXECUTE);
|
|
if (rc) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to load instruction, err = %d\n",
|
|
__func__, rc);
|
|
goto fail;
|
|
} else {
|
|
wcd_cpe_change_online_state(core, 1);
|
|
}
|
|
|
|
fail:
|
|
return rc;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_clr_ready_status:
|
|
* Clear the value from the ready status for CPE
|
|
* @core: handle to the core
|
|
* @value: flag/bitmask that is to be cleared
|
|
*
|
|
* This function should not be invoked with ssr_lock acquired
|
|
*/
|
|
static void wcd_cpe_clr_ready_status(struct wcd_cpe_core *core,
|
|
u8 value)
|
|
{
|
|
WCD_CPE_GRAB_LOCK(&core->ssr_lock, "SSR");
|
|
core->ready_status &= ~(value);
|
|
dev_dbg(core->dev,
|
|
"%s: ready_status = 0x%x\n",
|
|
__func__, core->ready_status);
|
|
WCD_CPE_REL_LOCK(&core->ssr_lock, "SSR");
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_set_and_complete:
|
|
* Set the ready status with the provided value and
|
|
* flag the completion object if ready status moves
|
|
* to ready to download
|
|
* @core: handle to the core
|
|
* @value: flag/bitmask that is to be set
|
|
*/
|
|
static void wcd_cpe_set_and_complete(struct wcd_cpe_core *core,
|
|
u8 value)
|
|
{
|
|
WCD_CPE_GRAB_LOCK(&core->ssr_lock, "SSR");
|
|
core->ready_status |= value;
|
|
if ((core->ready_status & WCD_CPE_READY_TO_DLOAD) ==
|
|
WCD_CPE_READY_TO_DLOAD) {
|
|
dev_dbg(core->dev,
|
|
"%s: marking ready, status = 0x%x\n",
|
|
__func__, core->ready_status);
|
|
complete(&core->ready_compl);
|
|
}
|
|
WCD_CPE_REL_LOCK(&core->ssr_lock, "SSR");
|
|
}
|
|
|
|
|
|
/*
|
|
* wcd_cpe_ssr_work: work function to handle CPE SSR
|
|
* @work: work that is scheduled to perform CPE shutdown
|
|
* and restart
|
|
*/
|
|
void wcd_cpe_ssr_work(struct work_struct *work)
|
|
{
|
|
|
|
int rc = 0;
|
|
u32 irq = 0;
|
|
struct wcd_cpe_core *core = NULL;
|
|
u8 status = 0;
|
|
|
|
core = container_of(work, struct wcd_cpe_core, ssr_work);
|
|
if (!core) {
|
|
pr_err("%s: Core handle NULL\n", __func__);
|
|
return;
|
|
}
|
|
|
|
/* Obtain pm request up in case of suspend mode */
|
|
pm_qos_add_request(&core->pm_qos_req,
|
|
PM_QOS_CPU_DMA_LATENCY,
|
|
PM_QOS_DEFAULT_VALUE);
|
|
pm_qos_update_request(&core->pm_qos_req,
|
|
msm_cpuidle_get_deep_idle_latency());
|
|
|
|
dev_dbg(core->dev,
|
|
"%s: CPE SSR with event %d\n",
|
|
__func__, core->ssr_type);
|
|
|
|
if (core->ssr_type == WCD_CPE_SSR_EVENT) {
|
|
if (CPE_ERR_IRQ_CB(core))
|
|
core->cpe_cdc_cb->cpe_err_irq_control(
|
|
core->codec,
|
|
CPE_ERR_IRQ_STATUS,
|
|
&status);
|
|
if (status & core->irq_info.cpe_fatal_irqs)
|
|
irq = CPE_IRQ_WDOG_BITE;
|
|
} else {
|
|
/* If bus is down, cdc reg cannot be read */
|
|
irq = CPE_IRQ_WDOG_BITE;
|
|
}
|
|
|
|
if (core->cpe_users > 0) {
|
|
rc = cpe_svc_process_irq(core->cpe_handle, irq);
|
|
if (IS_ERR_VALUE(rc))
|
|
/*
|
|
* Even if process_irq fails,
|
|
* wait for cpe to move to offline state
|
|
*/
|
|
dev_err(core->dev,
|
|
"%s: irq processing failed, error = %d\n",
|
|
__func__, rc);
|
|
|
|
rc = wait_for_completion_timeout(&core->offline_compl,
|
|
CPE_OFFLINE_WAIT_TIMEOUT);
|
|
if (!rc) {
|
|
dev_err(core->dev,
|
|
"%s: wait for cpe offline timed out\n",
|
|
__func__);
|
|
goto err_ret;
|
|
}
|
|
if (core->ssr_type != WCD_CPE_BUS_DOWN_EVENT) {
|
|
wcd_cpe_get_sfr_dump(core);
|
|
|
|
/*
|
|
* Ramdump has to be explicitly enabled
|
|
* through debugfs and cannot be collected
|
|
* when bus is down.
|
|
*/
|
|
if (ramdump_enable)
|
|
wcd_cpe_collect_ramdump(core);
|
|
}
|
|
} else {
|
|
pr_err("%s: no cpe users, mark as offline\n", __func__);
|
|
wcd_cpe_change_online_state(core, 0);
|
|
wcd_cpe_set_and_complete(core,
|
|
WCD_CPE_BLK_READY);
|
|
}
|
|
|
|
rc = wait_for_completion_timeout(&core->ready_compl,
|
|
CPE_READY_WAIT_TIMEOUT);
|
|
if (!rc) {
|
|
dev_err(core->dev,
|
|
"%s: ready to online timed out, status = %u\n",
|
|
__func__, core->ready_status);
|
|
goto err_ret;
|
|
}
|
|
|
|
rc = wcd_cpe_boot_ssr(core);
|
|
|
|
/* Once image are downloaded make sure all
|
|
* error interrupts are cleared
|
|
*/
|
|
if (CPE_ERR_IRQ_CB(core))
|
|
core->cpe_cdc_cb->cpe_err_irq_control(core->codec,
|
|
CPE_ERR_IRQ_CLEAR, NULL);
|
|
|
|
err_ret:
|
|
/* remove after default pm qos */
|
|
pm_qos_update_request(&core->pm_qos_req,
|
|
PM_QOS_DEFAULT_VALUE);
|
|
pm_qos_remove_request(&core->pm_qos_req);
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_ssr_handle: handle SSR events here.
|
|
* @core_handle: handle to the cpe core
|
|
* @event: indicates ADSP or CDSP SSR.
|
|
*/
|
|
int wcd_cpe_ssr_event(void *core_handle,
|
|
enum wcd_cpe_ssr_state_event event)
|
|
{
|
|
struct wcd_cpe_core *core = core_handle;
|
|
|
|
if (!core) {
|
|
pr_err("%s: Invalid handle to core\n",
|
|
__func__);
|
|
return -EINVAL;
|
|
}
|
|
|
|
/*
|
|
* If CPE is not even enabled, the SSR event for
|
|
* CPE needs to be ignored
|
|
*/
|
|
if (core->ssr_type == WCD_CPE_INITIALIZED) {
|
|
dev_info(core->dev,
|
|
"%s: CPE initialized but not enabled, skip CPE ssr\n",
|
|
__func__);
|
|
return 0;
|
|
}
|
|
|
|
dev_dbg(core->dev,
|
|
"%s: Schedule ssr work, event = %d\n",
|
|
__func__, core->ssr_type);
|
|
|
|
switch (event) {
|
|
case WCD_CPE_BUS_DOWN_EVENT:
|
|
/*
|
|
* If bus down, then CPE block is also
|
|
* treated to be down
|
|
*/
|
|
wcd_cpe_clr_ready_status(core, WCD_CPE_READY_TO_DLOAD);
|
|
core->ssr_type = event;
|
|
schedule_work(&core->ssr_work);
|
|
break;
|
|
|
|
case WCD_CPE_SSR_EVENT:
|
|
wcd_cpe_clr_ready_status(core, WCD_CPE_BLK_READY);
|
|
core->ssr_type = event;
|
|
schedule_work(&core->ssr_work);
|
|
break;
|
|
|
|
case WCD_CPE_BUS_UP_EVENT:
|
|
wcd_cpe_set_and_complete(core, WCD_CPE_BUS_READY);
|
|
/*
|
|
* In case of bus up event ssr_type will be changed
|
|
* to WCD_CPE_ACTIVE once CPE is online
|
|
*/
|
|
break;
|
|
|
|
default:
|
|
dev_err(core->dev,
|
|
"%s: unhandled SSR event %d\n",
|
|
__func__, event);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(wcd_cpe_ssr_event);
|
|
|
|
/*
|
|
* svass_exception_irq: threaded irq handler for sva error interrupts
|
|
* @irq: interrupt number
|
|
* @data: data pointer passed during irq registration
|
|
*
|
|
* Once a error interrupt is received, it is not cleared, since
|
|
* clearing this interrupt will raise spurious interrupts unless
|
|
* CPE is reset.
|
|
*/
|
|
static irqreturn_t svass_exception_irq(int irq, void *data)
|
|
{
|
|
struct wcd_cpe_core *core = data;
|
|
u8 status = 0;
|
|
|
|
if (!core || !CPE_ERR_IRQ_CB(core)) {
|
|
pr_err("%s: Invalid %s\n",
|
|
__func__,
|
|
(!core) ? "core" : "cdc control");
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
core->cpe_cdc_cb->cpe_err_irq_control(core->codec,
|
|
CPE_ERR_IRQ_STATUS, &status);
|
|
|
|
while (status != 0) {
|
|
if (status & core->irq_info.cpe_fatal_irqs) {
|
|
dev_err(core->dev,
|
|
"%s: CPE SSR event,err_status = 0x%02x\n",
|
|
__func__, status);
|
|
wcd_cpe_ssr_event(core, WCD_CPE_SSR_EVENT);
|
|
/*
|
|
* If fatal interrupt is received,
|
|
* trigger SSR and stop processing
|
|
* further interrupts
|
|
*/
|
|
break;
|
|
}
|
|
/*
|
|
* Mask the interrupt that was raised to
|
|
* avoid spurious interrupts
|
|
*/
|
|
core->cpe_cdc_cb->cpe_err_irq_control(core->codec,
|
|
CPE_ERR_IRQ_MASK, &status);
|
|
|
|
/* Clear only the interrupt that was raised */
|
|
core->cpe_cdc_cb->cpe_err_irq_control(core->codec,
|
|
CPE_ERR_IRQ_CLEAR, &status);
|
|
dev_err(core->dev,
|
|
"%s: err_interrupt status = 0x%x\n",
|
|
__func__, status);
|
|
|
|
/* Read status for pending interrupts */
|
|
core->cpe_cdc_cb->cpe_err_irq_control(core->codec,
|
|
CPE_ERR_IRQ_STATUS, &status);
|
|
}
|
|
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_cmi_afe_cb: callback called on response to afe commands
|
|
* @param: parameter containing the response code, etc
|
|
*
|
|
* Process the request to the command sent to CPE and wakeup the
|
|
* command send wait.
|
|
*/
|
|
void wcd_cpe_cmi_afe_cb(const struct cmi_api_notification *param)
|
|
{
|
|
struct cmi_hdr *hdr;
|
|
struct wcd_cmi_afe_port_data *afe_port_d;
|
|
u8 port_id;
|
|
|
|
if (!param) {
|
|
pr_err("%s: param is null\n", __func__);
|
|
return;
|
|
}
|
|
|
|
if (param->event != CMI_API_MSG) {
|
|
pr_err("%s: unhandled event 0x%x\n",
|
|
__func__, param->event);
|
|
return;
|
|
}
|
|
|
|
pr_debug("%s: param->result = %d\n",
|
|
__func__, param->result);
|
|
|
|
hdr = (struct cmi_hdr *) param->message;
|
|
|
|
/*
|
|
* for AFE cmd response, port id is
|
|
* stored at session id field of header
|
|
*/
|
|
port_id = CMI_HDR_GET_SESSION_ID(hdr);
|
|
if (port_id > WCD_CPE_AFE_MAX_PORTS) {
|
|
pr_err("%s: invalid port_id %d\n",
|
|
__func__, port_id);
|
|
return;
|
|
}
|
|
|
|
afe_port_d = &(afe_ports[port_id]);
|
|
|
|
if (hdr->opcode == CPE_CMI_BASIC_RSP_OPCODE) {
|
|
|
|
u8 *payload = ((u8 *)param->message) + (sizeof(struct cmi_hdr));
|
|
u8 result = payload[0];
|
|
afe_port_d->cmd_result = result;
|
|
complete(&afe_port_d->afe_cmd_complete);
|
|
|
|
} else if (hdr->opcode == CPE_AFE_PORT_CMDRSP_SHARED_MEM_ALLOC) {
|
|
|
|
struct cpe_cmdrsp_shmem_alloc *cmdrsp_shmem_alloc =
|
|
(struct cpe_cmdrsp_shmem_alloc *) param->message;
|
|
|
|
if (cmdrsp_shmem_alloc->addr == 0) {
|
|
pr_err("%s: Failed AFE shared mem alloc\n", __func__);
|
|
afe_port_d->cmd_result = CMI_SHMEM_ALLOC_FAILED;
|
|
} else {
|
|
pr_debug("%s AFE shared mem addr = 0x%x\n",
|
|
__func__, cmdrsp_shmem_alloc->addr);
|
|
afe_port_d->mem_handle = cmdrsp_shmem_alloc->addr;
|
|
afe_port_d->cmd_result = 0;
|
|
}
|
|
complete(&afe_port_d->afe_cmd_complete);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_initialize_afe_port_data: Initialize all AFE ports
|
|
*
|
|
* Initialize the data for all the afe ports. Assign the
|
|
* afe port state to INIT state.
|
|
*/
|
|
static void wcd_cpe_initialize_afe_port_data(void)
|
|
{
|
|
struct wcd_cmi_afe_port_data *afe_port_d;
|
|
int i;
|
|
|
|
for (i = 0; i <= WCD_CPE_AFE_MAX_PORTS; i++) {
|
|
afe_port_d = &afe_ports[i];
|
|
afe_port_d->port_id = i;
|
|
init_completion(&afe_port_d->afe_cmd_complete);
|
|
afe_port_d->port_state = AFE_PORT_STATE_INIT;
|
|
mutex_init(&afe_port_d->afe_lock);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_deinitialize_afe_port_data: De-initialize all AFE ports
|
|
*
|
|
* De-Initialize the data for all the afe ports. Assign the
|
|
* afe port state to DEINIT state.
|
|
*/
|
|
static void wcd_cpe_deinitialize_afe_port_data(void)
|
|
{
|
|
struct wcd_cmi_afe_port_data *afe_port_d;
|
|
int i;
|
|
|
|
for (i = 0; i <= WCD_CPE_AFE_MAX_PORTS; i++) {
|
|
afe_port_d = &afe_ports[i];
|
|
afe_port_d->port_state = AFE_PORT_STATE_DEINIT;
|
|
mutex_destroy(&afe_port_d->afe_lock);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_svc_event_cb: callback from cpe services, indicating
|
|
* CPE is online or offline.
|
|
* @param: parameter / payload for event to be notified
|
|
*/
|
|
static void wcd_cpe_svc_event_cb(const struct cpe_svc_notification *param)
|
|
{
|
|
struct snd_soc_codec *codec;
|
|
struct wcd_cpe_core *core;
|
|
struct cpe_svc_boot_event *boot_data;
|
|
bool active_sessions;
|
|
|
|
if (!param) {
|
|
pr_err("%s: Invalid event\n", __func__);
|
|
return;
|
|
}
|
|
|
|
codec = param->private_data;
|
|
if (!codec) {
|
|
pr_err("%s: Invalid handle to codec\n",
|
|
__func__);
|
|
return;
|
|
}
|
|
|
|
core = wcd_cpe_get_core_handle(codec);
|
|
if (!core) {
|
|
pr_err("%s: Invalid handle to core\n",
|
|
__func__);
|
|
return;
|
|
}
|
|
|
|
dev_dbg(core->dev,
|
|
"%s: event = 0x%x, ssr_type = 0x%x\n",
|
|
__func__, param->event, core->ssr_type);
|
|
|
|
switch (param->event) {
|
|
case CPE_SVC_BOOT:
|
|
boot_data = (struct cpe_svc_boot_event *)
|
|
param->payload;
|
|
core->sfr_buf_addr = boot_data->debug_address;
|
|
core->sfr_buf_size = boot_data->debug_buffer_size;
|
|
dev_dbg(core->dev,
|
|
"%s: CPE booted, sfr_addr = %d, sfr_size = %zu\n",
|
|
__func__, core->sfr_buf_addr,
|
|
core->sfr_buf_size);
|
|
break;
|
|
case CPE_SVC_ONLINE:
|
|
core->ssr_type = WCD_CPE_ACTIVE;
|
|
dev_dbg(core->dev, "%s CPE is now online\n",
|
|
__func__);
|
|
complete(&core->online_compl);
|
|
break;
|
|
case CPE_SVC_OFFLINE:
|
|
/*
|
|
* offline can happen during normal shutdown,
|
|
* but we are interested in offline only during
|
|
* SSR.
|
|
*/
|
|
if (core->ssr_type != WCD_CPE_SSR_EVENT &&
|
|
core->ssr_type != WCD_CPE_BUS_DOWN_EVENT)
|
|
break;
|
|
|
|
active_sessions = wcd_cpe_lsm_session_active();
|
|
wcd_cpe_change_online_state(core, 0);
|
|
complete(&core->offline_compl);
|
|
dev_err(core->dev, "%s: CPE is now offline\n",
|
|
__func__);
|
|
break;
|
|
case CPE_SVC_CMI_CLIENTS_DEREG:
|
|
|
|
/*
|
|
* Only when either CPE SSR is in progress,
|
|
* or the bus is down, we need to mark the CPE
|
|
* as ready. In all other cases, this event is
|
|
* ignored
|
|
*/
|
|
if (core->ssr_type == WCD_CPE_SSR_EVENT ||
|
|
core->ssr_type == WCD_CPE_BUS_DOWN_EVENT)
|
|
wcd_cpe_set_and_complete(core,
|
|
WCD_CPE_BLK_READY);
|
|
break;
|
|
default:
|
|
dev_err(core->dev,
|
|
"%s: unhandled notification\n",
|
|
__func__);
|
|
break;
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_cleanup_irqs: free the irq resources required by cpe
|
|
* @core: handle the cpe core
|
|
*
|
|
* This API will free the IRQs for CPE but does not mask the
|
|
* CPE interrupts. If masking is needed, it has to be done
|
|
* explicity by caller.
|
|
*/
|
|
static void wcd_cpe_cleanup_irqs(struct wcd_cpe_core *core)
|
|
{
|
|
|
|
struct snd_soc_codec *codec = core->codec;
|
|
struct wcd9xxx *wcd9xxx = dev_get_drvdata(codec->dev->parent);
|
|
struct wcd9xxx_core_resource *core_res = &wcd9xxx->core_res;
|
|
|
|
wcd9xxx_free_irq(core_res,
|
|
core->irq_info.cpe_engine_irq,
|
|
core);
|
|
wcd9xxx_free_irq(core_res,
|
|
core->irq_info.cpe_err_irq,
|
|
core);
|
|
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_setup_sva_err_intr: setup the irqs for CPE
|
|
* @core: handle to wcd_cpe_core
|
|
* All interrupts needed for CPE are acquired. If any
|
|
* request_irq fails, then all irqs are free'd
|
|
*/
|
|
static int wcd_cpe_setup_irqs(struct wcd_cpe_core *core)
|
|
{
|
|
int ret;
|
|
struct snd_soc_codec *codec = core->codec;
|
|
struct wcd9xxx *wcd9xxx = dev_get_drvdata(codec->dev->parent);
|
|
struct wcd9xxx_core_resource *core_res = &wcd9xxx->core_res;
|
|
|
|
ret = wcd9xxx_request_irq(core_res,
|
|
core->irq_info.cpe_engine_irq,
|
|
svass_engine_irq, "SVASS_Engine", core);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to request svass engine irq\n",
|
|
__func__);
|
|
goto fail_engine_irq;
|
|
}
|
|
|
|
/* Make sure all error interrupts are cleared */
|
|
if (CPE_ERR_IRQ_CB(core))
|
|
core->cpe_cdc_cb->cpe_err_irq_control(
|
|
core->codec,
|
|
CPE_ERR_IRQ_CLEAR,
|
|
NULL);
|
|
|
|
/* Enable required error interrupts */
|
|
if (CPE_ERR_IRQ_CB(core))
|
|
core->cpe_cdc_cb->cpe_err_irq_control(
|
|
core->codec,
|
|
CPE_ERR_IRQ_UNMASK,
|
|
NULL);
|
|
|
|
ret = wcd9xxx_request_irq(core_res,
|
|
core->irq_info.cpe_err_irq,
|
|
svass_exception_irq, "SVASS_Exception", core);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to request svass err irq\n",
|
|
__func__);
|
|
goto fail_exception_irq;
|
|
}
|
|
|
|
return 0;
|
|
|
|
fail_exception_irq:
|
|
wcd9xxx_free_irq(core_res,
|
|
core->irq_info.cpe_engine_irq, core);
|
|
|
|
fail_engine_irq:
|
|
return ret;
|
|
}
|
|
|
|
static int wcd_cpe_get_cal_index(int32_t cal_type)
|
|
{
|
|
int cal_index = -EINVAL;
|
|
|
|
if (cal_type == ULP_AFE_CAL_TYPE)
|
|
cal_index = WCD_CPE_LSM_CAL_AFE;
|
|
else if (cal_type == ULP_LSM_CAL_TYPE)
|
|
cal_index = WCD_CPE_LSM_CAL_LSM;
|
|
else if (cal_type == ULP_LSM_TOPOLOGY_ID_CAL_TYPE)
|
|
cal_index = WCD_CPE_LSM_CAL_TOPOLOGY_ID;
|
|
else
|
|
pr_debug("%s: invalid cal_type %d\n",
|
|
__func__, cal_type);
|
|
|
|
return cal_index;
|
|
}
|
|
|
|
static int wcd_cpe_alloc_cal(int32_t cal_type, size_t data_size, void *data)
|
|
{
|
|
int ret = 0;
|
|
int cal_index;
|
|
|
|
cal_index = wcd_cpe_get_cal_index(cal_type);
|
|
if (cal_index < 0) {
|
|
pr_err("%s: invalid caltype %d\n",
|
|
__func__, cal_type);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = cal_utils_alloc_cal(data_size, data,
|
|
core_d->cal_data[cal_index],
|
|
0, NULL);
|
|
if (ret < 0)
|
|
pr_err("%s: cal_utils_alloc_block failed, ret = %d, cal type = %d!\n",
|
|
__func__, ret, cal_type);
|
|
return ret;
|
|
}
|
|
|
|
static int wcd_cpe_dealloc_cal(int32_t cal_type, size_t data_size,
|
|
void *data)
|
|
{
|
|
int ret = 0;
|
|
int cal_index;
|
|
|
|
cal_index = wcd_cpe_get_cal_index(cal_type);
|
|
if (cal_index < 0) {
|
|
pr_err("%s: invalid caltype %d\n",
|
|
__func__, cal_type);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = cal_utils_dealloc_cal(data_size, data,
|
|
core_d->cal_data[cal_index]);
|
|
if (ret < 0)
|
|
pr_err("%s: cal_utils_dealloc_block failed, ret = %d, cal type = %d!\n",
|
|
__func__, ret, cal_type);
|
|
return ret;
|
|
}
|
|
|
|
static int wcd_cpe_set_cal(int32_t cal_type, size_t data_size, void *data)
|
|
{
|
|
int ret = 0;
|
|
int cal_index;
|
|
|
|
cal_index = wcd_cpe_get_cal_index(cal_type);
|
|
if (cal_index < 0) {
|
|
pr_err("%s: invalid caltype %d\n",
|
|
__func__, cal_type);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = cal_utils_set_cal(data_size, data,
|
|
core_d->cal_data[cal_index],
|
|
0, NULL);
|
|
if (ret < 0)
|
|
pr_err("%s: cal_utils_set_cal failed, ret = %d, cal type = %d!\n",
|
|
__func__, ret, cal_type);
|
|
return ret;
|
|
}
|
|
|
|
static int wcd_cpe_cal_init(struct wcd_cpe_core *core)
|
|
{
|
|
int ret = 0;
|
|
|
|
struct cal_type_info cal_type_info[] = {
|
|
{{ULP_AFE_CAL_TYPE,
|
|
{wcd_cpe_alloc_cal, wcd_cpe_dealloc_cal, NULL,
|
|
wcd_cpe_set_cal, NULL, NULL} },
|
|
{NULL, NULL, cal_utils_match_buf_num} },
|
|
|
|
{{ULP_LSM_CAL_TYPE,
|
|
{wcd_cpe_alloc_cal, wcd_cpe_dealloc_cal, NULL,
|
|
wcd_cpe_set_cal, NULL, NULL} },
|
|
{NULL, NULL, cal_utils_match_buf_num} },
|
|
|
|
{{ULP_LSM_TOPOLOGY_ID_CAL_TYPE,
|
|
{wcd_cpe_alloc_cal, wcd_cpe_dealloc_cal, NULL,
|
|
wcd_cpe_set_cal, NULL, NULL} },
|
|
{NULL, NULL, cal_utils_match_buf_num} },
|
|
};
|
|
|
|
ret = cal_utils_create_cal_types(WCD_CPE_LSM_CAL_MAX,
|
|
core->cal_data,
|
|
cal_type_info);
|
|
if (ret < 0)
|
|
pr_err("%s: could not create cal type!\n",
|
|
__func__);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_enable: setup the cpe interrupts and schedule
|
|
* the work to download image and bootup the CPE.
|
|
* core: handle to cpe core structure
|
|
*/
|
|
static int wcd_cpe_vote(struct wcd_cpe_core *core,
|
|
bool enable)
|
|
{
|
|
int ret = 0;
|
|
|
|
if (!core) {
|
|
pr_err("%s: Invalid handle to core\n",
|
|
__func__);
|
|
ret = -EINVAL;
|
|
goto done;
|
|
}
|
|
|
|
dev_dbg(core->dev,
|
|
"%s: enter, enable = %s, cpe_users = %u\n",
|
|
__func__, (enable ? "true" : "false"),
|
|
core->cpe_users);
|
|
|
|
if (enable) {
|
|
if (core->cpe_users == 0) {
|
|
ret = wcd_cpe_enable(core, enable);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: CPE enable failed, err = %d\n",
|
|
__func__, ret);
|
|
goto done;
|
|
}
|
|
core->cpe_users++;
|
|
} else {
|
|
dev_dbg(core->dev,
|
|
"%s: cpe already enabled, users = %u\n",
|
|
__func__, core->cpe_users);
|
|
goto done;
|
|
}
|
|
} else {
|
|
if (core->cpe_users == 1) {
|
|
ret = wcd_cpe_enable(core, enable);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: CPE disable failed, err = %d\n",
|
|
__func__, ret);
|
|
goto done;
|
|
}
|
|
core->cpe_users--;
|
|
} else {
|
|
dev_dbg(core->dev,
|
|
"%s: %u valid users on cpe\n",
|
|
__func__, core->cpe_users);
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
dev_dbg(core->dev,
|
|
"%s: leave, enable = %s, cpe_users = %u\n",
|
|
__func__, (enable ? "true" : "false"),
|
|
core->cpe_users);
|
|
|
|
done:
|
|
return ret;
|
|
}
|
|
|
|
static int wcd_cpe_debugfs_init(struct wcd_cpe_core *core)
|
|
{
|
|
int rc;
|
|
|
|
struct dentry *dir = debugfs_create_dir("wcd_cpe", NULL);
|
|
if (IS_ERR_OR_NULL(dir)) {
|
|
dir = NULL;
|
|
rc = -ENODEV;
|
|
goto err_create_dir;
|
|
}
|
|
|
|
if (!debugfs_create_u32("ramdump_enable", S_IRUGO | S_IWUSR,
|
|
dir, &ramdump_enable)) {
|
|
dev_err(core->dev, "%s: Failed to create debugfs node %s\n",
|
|
__func__, "ramdump_enable");
|
|
rc = -ENODEV;
|
|
goto err_create_entry;
|
|
}
|
|
|
|
if (!debugfs_create_file("cpe_ftm_test_trigger", S_IWUSR,
|
|
dir, core, &cpe_ftm_test_trigger_fops)) {
|
|
dev_err(core->dev, "%s: Failed to create debugfs node %s\n",
|
|
__func__, "cpe_ftm_test_trigger");
|
|
rc = -ENODEV;
|
|
goto err_create_entry;
|
|
}
|
|
|
|
if (!debugfs_create_u32("cpe_ftm_test_status", S_IRUGO,
|
|
dir, &cpe_ftm_test_status)) {
|
|
dev_err(core->dev, "%s: Failed to create debugfs node %s\n",
|
|
__func__, "cpe_ftm_test_status");
|
|
rc = -ENODEV;
|
|
goto err_create_entry;
|
|
}
|
|
|
|
err_create_entry:
|
|
debugfs_remove(dir);
|
|
|
|
err_create_dir:
|
|
return rc;
|
|
}
|
|
|
|
static ssize_t fw_name_show(struct wcd_cpe_core *core, char *buf)
|
|
{
|
|
return snprintf(buf, WCD_CPE_IMAGE_FNAME_MAX, "%s",
|
|
core->dyn_fname);
|
|
}
|
|
|
|
static ssize_t fw_name_store(struct wcd_cpe_core *core,
|
|
const char *buf, ssize_t count)
|
|
{
|
|
int copy_count = count;
|
|
const char *pos;
|
|
|
|
pos = memchr(buf, '\n', count);
|
|
if (pos)
|
|
copy_count = pos - buf;
|
|
|
|
if (copy_count > (WCD_CPE_IMAGE_FNAME_MAX - 1)) {
|
|
dev_err(core->dev,
|
|
"%s: Invalid length %d, max allowed %d\n",
|
|
__func__, copy_count, WCD_CPE_IMAGE_FNAME_MAX - 1);
|
|
return -EINVAL;
|
|
}
|
|
|
|
strlcpy(core->dyn_fname, buf, copy_count + 1);
|
|
|
|
return count;
|
|
}
|
|
|
|
WCD_CPE_ATTR(fw_name, 0660, fw_name_show, fw_name_store);
|
|
|
|
static ssize_t wcd_cpe_sysfs_show(struct kobject *kobj,
|
|
struct attribute *attr, char *buf)
|
|
{
|
|
struct wcd_cpe_attribute *cpe_attr = to_wcd_cpe_attr(attr);
|
|
struct wcd_cpe_core *core = kobj_to_cpe_core(kobj);
|
|
ssize_t ret = -EINVAL;
|
|
|
|
if (core && cpe_attr->show)
|
|
ret = cpe_attr->show(core, buf);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static ssize_t wcd_cpe_sysfs_store(struct kobject *kobj,
|
|
struct attribute *attr, const char *buf,
|
|
size_t count)
|
|
{
|
|
struct wcd_cpe_attribute *cpe_attr = to_wcd_cpe_attr(attr);
|
|
struct wcd_cpe_core *core = kobj_to_cpe_core(kobj);
|
|
ssize_t ret = -EINVAL;
|
|
|
|
if (core && cpe_attr->store)
|
|
ret = cpe_attr->store(core, buf, count);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static const struct sysfs_ops wcd_cpe_sysfs_ops = {
|
|
.show = wcd_cpe_sysfs_show,
|
|
.store = wcd_cpe_sysfs_store,
|
|
};
|
|
|
|
static struct kobj_type wcd_cpe_ktype = {
|
|
.sysfs_ops = &wcd_cpe_sysfs_ops,
|
|
};
|
|
|
|
static int wcd_cpe_sysfs_init(struct wcd_cpe_core *core, int id)
|
|
{
|
|
char sysfs_dir_name[WCD_CPE_SYSFS_DIR_MAX_LENGTH];
|
|
int rc = 0;
|
|
|
|
snprintf(sysfs_dir_name, WCD_CPE_SYSFS_DIR_MAX_LENGTH,
|
|
"%s%d", "wcd_cpe", id);
|
|
|
|
rc = kobject_init_and_add(&core->cpe_kobj, &wcd_cpe_ktype,
|
|
kernel_kobj,
|
|
sysfs_dir_name);
|
|
if (unlikely(rc)) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to add kobject %s, err = %d\n",
|
|
__func__, sysfs_dir_name, rc);
|
|
goto done;
|
|
}
|
|
|
|
rc = sysfs_create_file(&core->cpe_kobj, &cpe_attr_fw_name.attr);
|
|
if (rc) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to fw_name sysfs entry to %s\n",
|
|
__func__, sysfs_dir_name);
|
|
goto fail_create_file;
|
|
}
|
|
|
|
return 0;
|
|
|
|
fail_create_file:
|
|
kobject_put(&core->cpe_kobj);
|
|
done:
|
|
return rc;
|
|
}
|
|
|
|
static ssize_t cpe_ftm_test_trigger(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct wcd_cpe_core *core = file->private_data;
|
|
int ret = 0;
|
|
|
|
/* Enable the clks for cpe */
|
|
ret = wcd_cpe_enable_cpe_clks(core, true);
|
|
if (IS_ERR_VALUE(ret)) {
|
|
dev_err(core->dev,
|
|
"%s: CPE clk enable failed, err = %d\n",
|
|
__func__, ret);
|
|
goto done;
|
|
}
|
|
|
|
/* Get the CPE_STATUS */
|
|
ret = cpe_svc_ftm_test(core->cpe_handle, &cpe_ftm_test_status);
|
|
if (IS_ERR_VALUE(ret)) {
|
|
dev_err(core->dev,
|
|
"%s: CPE FTM test failed, err = %d\n",
|
|
__func__, ret);
|
|
if (ret == CPE_SVC_BUSY) {
|
|
cpe_ftm_test_status = 1;
|
|
ret = 0;
|
|
}
|
|
}
|
|
|
|
/* Disable the clks for cpe */
|
|
ret = wcd_cpe_enable_cpe_clks(core, false);
|
|
if (IS_ERR_VALUE(ret)) {
|
|
dev_err(core->dev,
|
|
"%s: CPE clk disable failed, err = %d\n",
|
|
__func__, ret);
|
|
}
|
|
|
|
done:
|
|
if (ret < 0)
|
|
return ret;
|
|
else
|
|
return count;
|
|
}
|
|
|
|
static int wcd_cpe_validate_params(
|
|
struct snd_soc_codec *codec,
|
|
struct wcd_cpe_params *params)
|
|
{
|
|
|
|
if (!codec) {
|
|
pr_err("%s: Invalid codec\n", __func__);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (!params) {
|
|
dev_err(codec->dev,
|
|
"%s: No params supplied for codec %s\n",
|
|
__func__, codec->name);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (!params->codec || !params->get_cpe_core ||
|
|
!params->cdc_cb) {
|
|
dev_err(codec->dev,
|
|
"%s: Invalid params for codec %s\n",
|
|
__func__, codec->name);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_init: Initialize CPE related structures
|
|
* @img_fname: filename for firmware image
|
|
* @codec: handle to codec requesting for image download
|
|
* @params: parameter structure passed from caller
|
|
*
|
|
* This API will initialize the cpe core but will not
|
|
* download the image or boot the cpe core.
|
|
*/
|
|
struct wcd_cpe_core *wcd_cpe_init(const char *img_fname,
|
|
struct snd_soc_codec *codec,
|
|
struct wcd_cpe_params *params)
|
|
{
|
|
struct wcd_cpe_core *core;
|
|
int ret = 0;
|
|
struct snd_card *card = NULL;
|
|
struct snd_info_entry *entry = NULL;
|
|
char proc_name[WCD_CPE_STATE_MAX_LEN];
|
|
const char *cpe_name = "cpe";
|
|
const char *state_name = "_state";
|
|
const struct cpe_svc_hw_cfg *hw_info;
|
|
int id = 0;
|
|
|
|
if (wcd_cpe_validate_params(codec, params))
|
|
return NULL;
|
|
|
|
core = kzalloc(sizeof(struct wcd_cpe_core), GFP_KERNEL);
|
|
if (!core) {
|
|
dev_err(codec->dev,
|
|
"%s: Failed to allocate cpe core data\n",
|
|
__func__);
|
|
return NULL;
|
|
}
|
|
|
|
snprintf(core->fname, sizeof(core->fname), "%s", img_fname);
|
|
strlcpy(core->dyn_fname, core->fname, WCD_CPE_IMAGE_FNAME_MAX);
|
|
|
|
wcd_get_cpe_core = params->get_cpe_core;
|
|
|
|
core->codec = params->codec;
|
|
core->dev = params->codec->dev;
|
|
core->cpe_debug_mode = params->dbg_mode;
|
|
|
|
core->cdc_info.major_version = params->cdc_major_ver;
|
|
core->cdc_info.minor_version = params->cdc_minor_ver;
|
|
core->cdc_info.id = params->cdc_id;
|
|
|
|
core->cpe_cdc_cb = params->cdc_cb;
|
|
|
|
memcpy(&core->irq_info, ¶ms->cdc_irq_info,
|
|
sizeof(core->irq_info));
|
|
|
|
INIT_WORK(&core->load_fw_work, wcd_cpe_load_fw_image);
|
|
INIT_WORK(&core->ssr_work, wcd_cpe_ssr_work);
|
|
init_completion(&core->offline_compl);
|
|
init_completion(&core->ready_compl);
|
|
init_completion(&core->online_compl);
|
|
init_waitqueue_head(&core->ssr_entry.offline_poll_wait);
|
|
mutex_init(&core->ssr_lock);
|
|
mutex_init(&core->session_lock);
|
|
core->cpe_users = 0;
|
|
core->cpe_clk_ref = 0;
|
|
|
|
/*
|
|
* By default, during probe, it is assumed that
|
|
* both CPE hardware block and underlying bus to codec
|
|
* are ready
|
|
*/
|
|
core->ready_status = WCD_CPE_READY_TO_DLOAD;
|
|
|
|
core->cpe_handle = cpe_svc_initialize(NULL, &core->cdc_info,
|
|
params->cpe_svc_params);
|
|
if (!core->cpe_handle) {
|
|
dev_err(core->dev,
|
|
"%s: failed to initialize cpe services\n",
|
|
__func__);
|
|
goto fail_cpe_initialize;
|
|
}
|
|
|
|
core->cpe_reg_handle = cpe_svc_register(core->cpe_handle,
|
|
wcd_cpe_svc_event_cb,
|
|
CPE_SVC_ONLINE | CPE_SVC_OFFLINE |
|
|
CPE_SVC_BOOT |
|
|
CPE_SVC_CMI_CLIENTS_DEREG,
|
|
"codec cpe handler");
|
|
if (!core->cpe_reg_handle) {
|
|
dev_err(core->dev,
|
|
"%s: failed to register cpe service\n",
|
|
__func__);
|
|
goto fail_cpe_register;
|
|
}
|
|
|
|
card = codec->card->snd_card;
|
|
snprintf(proc_name, (sizeof("cpe") + sizeof("_state") +
|
|
sizeof(id) - 2), "%s%d%s", cpe_name, id, state_name);
|
|
entry = snd_info_create_card_entry(card, proc_name,
|
|
card->proc_root);
|
|
if (entry) {
|
|
core->ssr_entry.entry = entry;
|
|
core->ssr_entry.offline = 1;
|
|
entry->size = WCD_CPE_STATE_MAX_LEN;
|
|
entry->content = SNDRV_INFO_CONTENT_DATA;
|
|
entry->c.ops = &wcd_cpe_state_proc_ops;
|
|
entry->private_data = core;
|
|
ret = snd_info_register(entry);
|
|
if (ret < 0) {
|
|
dev_err(core->dev,
|
|
"%s: snd_info_register failed (%d)\n",
|
|
__func__, ret);
|
|
snd_info_free_entry(entry);
|
|
entry = NULL;
|
|
}
|
|
} else {
|
|
dev_err(core->dev,
|
|
"%s: Failed to create CPE SSR status entry\n",
|
|
__func__);
|
|
/*
|
|
* Even if SSR entry creation fails, continue
|
|
* with image download
|
|
*/
|
|
}
|
|
|
|
core_d = core;
|
|
ret = wcd_cpe_cal_init(core);
|
|
if (IS_ERR_VALUE(ret)) {
|
|
dev_err(core->dev,
|
|
"%s: CPE calibration init failed, err = %d\n",
|
|
__func__, ret);
|
|
goto fail_cpe_reset;
|
|
}
|
|
|
|
wcd_cpe_debugfs_init(core);
|
|
|
|
wcd_cpe_sysfs_init(core, id);
|
|
|
|
hw_info = cpe_svc_get_hw_cfg(core->cpe_handle);
|
|
if (!hw_info) {
|
|
dev_err(core->dev,
|
|
"%s: hw info not available\n",
|
|
__func__);
|
|
goto schedule_dload_work;
|
|
} else {
|
|
core->hw_info.dram_offset = hw_info->DRAM_offset;
|
|
core->hw_info.dram_size = hw_info->DRAM_size;
|
|
core->hw_info.iram_offset = hw_info->IRAM_offset;
|
|
core->hw_info.iram_size = hw_info->IRAM_size;
|
|
}
|
|
|
|
/* Setup the ramdump device and buffer */
|
|
core->cpe_ramdump_dev = create_ramdump_device("cpe",
|
|
core->dev);
|
|
if (!core->cpe_ramdump_dev) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to create ramdump device\n",
|
|
__func__);
|
|
goto schedule_dload_work;
|
|
}
|
|
|
|
core->cpe_dump_v_addr = dma_alloc_coherent(core->dev,
|
|
core->hw_info.dram_size,
|
|
&core->cpe_dump_addr,
|
|
GFP_KERNEL);
|
|
if (!core->cpe_dump_v_addr) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to alloc memory for cpe dump, size = %zd\n",
|
|
__func__, core->hw_info.dram_size);
|
|
goto schedule_dload_work;
|
|
} else {
|
|
memset(core->cpe_dump_v_addr, 0, core->hw_info.dram_size);
|
|
}
|
|
|
|
schedule_dload_work:
|
|
core->ssr_type = WCD_CPE_INITIALIZED;
|
|
schedule_work(&core->load_fw_work);
|
|
return core;
|
|
|
|
fail_cpe_reset:
|
|
cpe_svc_deregister(core->cpe_handle, core->cpe_reg_handle);
|
|
|
|
fail_cpe_register:
|
|
cpe_svc_deinitialize(core->cpe_handle);
|
|
|
|
fail_cpe_initialize:
|
|
kfree(core);
|
|
return NULL;
|
|
}
|
|
EXPORT_SYMBOL(wcd_cpe_init);
|
|
|
|
/*
|
|
* wcd_cpe_cmi_lsm_callback: callback called from cpe services
|
|
* to notify command response for lsm
|
|
* service
|
|
* @param: param containing the response code and status
|
|
*
|
|
* This callback is registered with cpe services while registering
|
|
* the LSM service
|
|
*/
|
|
void wcd_cpe_cmi_lsm_callback(const struct cmi_api_notification *param)
|
|
{
|
|
struct cmi_hdr *hdr;
|
|
struct cpe_lsm_session *lsm_session;
|
|
u8 session_id;
|
|
|
|
if (!param) {
|
|
pr_err("%s: param is null\n", __func__);
|
|
return;
|
|
}
|
|
|
|
if (param->event != CMI_API_MSG) {
|
|
pr_err("%s: unhandled event 0x%x\n", __func__, param->event);
|
|
return;
|
|
}
|
|
|
|
hdr = (struct cmi_hdr *) param->message;
|
|
session_id = CMI_HDR_GET_SESSION_ID(hdr);
|
|
|
|
if (session_id > WCD_CPE_LSM_MAX_SESSIONS) {
|
|
pr_err("%s: invalid lsm session id = %d\n",
|
|
__func__, session_id);
|
|
return;
|
|
}
|
|
|
|
lsm_session = lsm_sessions[session_id];
|
|
|
|
if (hdr->opcode == CPE_CMI_BASIC_RSP_OPCODE) {
|
|
|
|
u8 *payload = ((u8 *)param->message) + (sizeof(struct cmi_hdr));
|
|
u8 result = payload[0];
|
|
lsm_session->cmd_err_code |= result;
|
|
complete(&lsm_session->cmd_comp);
|
|
|
|
} else if (hdr->opcode == CPE_LSM_SESSION_CMDRSP_SHARED_MEM_ALLOC) {
|
|
|
|
struct cpe_cmdrsp_shmem_alloc *cmdrsp_shmem_alloc =
|
|
(struct cpe_cmdrsp_shmem_alloc *) param->message;
|
|
|
|
if (cmdrsp_shmem_alloc->addr == 0) {
|
|
pr_err("%s: Failed LSM shared mem alloc\n", __func__);
|
|
lsm_session->cmd_err_code = CMI_SHMEM_ALLOC_FAILED;
|
|
|
|
} else {
|
|
|
|
pr_debug("%s LSM shared mem addr = 0x%x\n",
|
|
__func__, cmdrsp_shmem_alloc->addr);
|
|
lsm_session->lsm_mem_handle = cmdrsp_shmem_alloc->addr;
|
|
lsm_session->cmd_err_code = 0;
|
|
}
|
|
|
|
complete(&lsm_session->cmd_comp);
|
|
|
|
} else if (hdr->opcode == CPE_LSM_SESSION_EVENT_DETECTION_STATUS_V2) {
|
|
|
|
struct cpe_lsm_event_detect_v2 *event_detect_v2 =
|
|
(struct cpe_lsm_event_detect_v2 *) param->message;
|
|
|
|
if (!lsm_session->priv_d) {
|
|
pr_err("%s: private data is not present\n",
|
|
__func__);
|
|
return;
|
|
}
|
|
|
|
pr_debug("%s: event payload, status = %u, size = %u\n",
|
|
__func__, event_detect_v2->detection_status,
|
|
event_detect_v2->size);
|
|
|
|
if (lsm_session->event_cb)
|
|
lsm_session->event_cb(
|
|
lsm_session->priv_d,
|
|
event_detect_v2->detection_status,
|
|
event_detect_v2->size,
|
|
event_detect_v2->payload);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_cmi_send_lsm_msg: send a message to lsm service
|
|
* @core: handle to cpe core
|
|
* @session: session on which to send the message
|
|
* @message: actual message containing header and payload
|
|
*
|
|
* Sends message to lsm service for specified session and wait
|
|
* for response back on the message.
|
|
* should be called after acquiring session specific mutex
|
|
*/
|
|
static int wcd_cpe_cmi_send_lsm_msg(
|
|
struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session,
|
|
void *message)
|
|
{
|
|
int ret = 0;
|
|
struct cmi_hdr *hdr = message;
|
|
|
|
pr_debug("%s: sending message with opcode 0x%x\n",
|
|
__func__, hdr->opcode);
|
|
|
|
if (unlikely(!wcd_cpe_is_online_state(core))) {
|
|
dev_err(core->dev,
|
|
"%s: MSG not sent, CPE offline\n",
|
|
__func__);
|
|
goto done;
|
|
}
|
|
|
|
if (CMI_HDR_GET_OBM_FLAG(hdr))
|
|
wcd_cpe_bus_vote_max_bw(core, true);
|
|
|
|
INIT_COMPLETION(session->cmd_comp);
|
|
ret = cmi_send_msg(message);
|
|
if (ret) {
|
|
pr_err("%s: msg opcode (0x%x) send failed (%d)\n",
|
|
__func__, hdr->opcode, ret);
|
|
goto rel_bus_vote;
|
|
}
|
|
|
|
ret = wait_for_completion_timeout(&session->cmd_comp,
|
|
CMI_CMD_TIMEOUT);
|
|
if (ret > 0) {
|
|
pr_debug("%s: command 0x%x, received response 0x%x\n",
|
|
__func__, hdr->opcode, session->cmd_err_code);
|
|
ret = session->cmd_err_code;
|
|
goto rel_bus_vote;
|
|
} else {
|
|
pr_err("%s: command (0x%x) send timed out\n",
|
|
__func__, hdr->opcode);
|
|
ret = -ETIMEDOUT;
|
|
goto rel_bus_vote;
|
|
}
|
|
|
|
|
|
rel_bus_vote:
|
|
|
|
if (CMI_HDR_GET_OBM_FLAG(hdr))
|
|
wcd_cpe_bus_vote_max_bw(core, false);
|
|
|
|
done:
|
|
return ret;
|
|
}
|
|
|
|
|
|
/*
|
|
* fill_cmi_header: fill the cmi header with specified values
|
|
*
|
|
* @hdr: header to be updated with values
|
|
* @session_id: session id of the header,
|
|
* in case of AFE service it is port_id
|
|
* @service_id: afe/lsm, etc
|
|
* @version: update the version field in header
|
|
* @payload_size: size of the payload following after header
|
|
* @opcode: opcode of the message
|
|
* @obm_flag: indicates if this header is for obm message
|
|
*
|
|
*/
|
|
static int fill_cmi_header(struct cmi_hdr *hdr,
|
|
u8 session_id, u8 service_id,
|
|
bool version, u8 payload_size,
|
|
u16 opcode, bool obm_flag)
|
|
{
|
|
/* sanitize the data */
|
|
if (!IS_VALID_SESSION_ID(session_id) ||
|
|
!IS_VALID_SERVICE_ID(service_id) ||
|
|
!IS_VALID_PLD_SIZE(payload_size)) {
|
|
pr_err("Invalid header creation request\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
CMI_HDR_SET_SESSION(hdr, session_id);
|
|
CMI_HDR_SET_SERVICE(hdr, service_id);
|
|
if (version)
|
|
CMI_HDR_SET_VERSION(hdr, 1);
|
|
else
|
|
CMI_HDR_SET_VERSION(hdr, 0);
|
|
|
|
CMI_HDR_SET_PAYLOAD_SIZE(hdr, payload_size);
|
|
|
|
hdr->opcode = opcode;
|
|
|
|
if (obm_flag)
|
|
CMI_HDR_SET_OBM(hdr, CMI_OBM_FLAG_OUT_BAND);
|
|
else
|
|
CMI_HDR_SET_OBM(hdr, CMI_OBM_FLAG_IN_BAND);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* fill_lsm_cmd_header_v0_inband:
|
|
* Given the header, fill the header with information
|
|
* for lsm service, version 0 and inband message
|
|
* @hdr: the cmi header to be filled.
|
|
* @session_id: ID for the lsm session
|
|
* @payload_size: size for cmi message payload
|
|
* @opcode: opcode for cmi message
|
|
*/
|
|
static int fill_lsm_cmd_header_v0_inband(struct cmi_hdr *hdr,
|
|
u8 session_id, u8 payload_size, u16 opcode)
|
|
{
|
|
return fill_cmi_header(hdr, session_id,
|
|
CMI_CPE_LSM_SERVICE_ID, false,
|
|
payload_size, opcode, false);
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_is_valid_lsm_session:
|
|
* Check session paramters to identify validity for the sesion
|
|
* @core: handle to cpe core
|
|
* @session: handle to the lsm session
|
|
* @func: invoking function to be printed in error logs
|
|
*/
|
|
static int wcd_cpe_is_valid_lsm_session(struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session,
|
|
const char *func)
|
|
{
|
|
if (unlikely(IS_ERR_OR_NULL(core))) {
|
|
pr_err("%s: invalid handle to core\n",
|
|
func);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (unlikely(IS_ERR_OR_NULL(session))) {
|
|
dev_err(core->dev, "%s: invalid session\n",
|
|
func);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (session->id > WCD_CPE_LSM_MAX_SESSIONS) {
|
|
dev_err(core->dev, "%s: invalid session id (%u)\n",
|
|
func, session->id);
|
|
return -EINVAL;
|
|
}
|
|
|
|
dev_dbg(core->dev, "%s: session_id = %u\n",
|
|
func, session->id);
|
|
return 0;
|
|
}
|
|
|
|
static int wcd_cpe_cmd_lsm_open_tx_v2(
|
|
struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session)
|
|
{
|
|
struct cpe_lsm_cmd_open_tx_v2 cmd_open_tx_v2;
|
|
struct cal_block_data *top_cal = NULL;
|
|
struct audio_cal_info_lsm_top *lsm_top;
|
|
int ret = 0;
|
|
|
|
ret = wcd_cpe_is_valid_lsm_session(core, session,
|
|
__func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
if (core->cal_data[WCD_CPE_LSM_CAL_TOPOLOGY_ID] == NULL) {
|
|
dev_err(core->dev,
|
|
"%s: LSM_TOPOLOGY cal not allocated!\n",
|
|
__func__);
|
|
return -EINVAL;
|
|
}
|
|
|
|
mutex_lock(&core->cal_data[WCD_CPE_LSM_CAL_TOPOLOGY_ID]->lock);
|
|
top_cal = cal_utils_get_only_cal_block(
|
|
core->cal_data[WCD_CPE_LSM_CAL_TOPOLOGY_ID]);
|
|
if (!top_cal) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to get LSM TOPOLOGY cal block\n",
|
|
__func__);
|
|
ret = -EINVAL;
|
|
goto unlock_cal_mutex;
|
|
}
|
|
|
|
lsm_top = (struct audio_cal_info_lsm_top *)
|
|
top_cal->cal_info;
|
|
|
|
if (!lsm_top) {
|
|
dev_err(core->dev,
|
|
"%s: cal_info for LSM_TOPOLOGY not found\n",
|
|
__func__);
|
|
ret = -EINVAL;
|
|
goto unlock_cal_mutex;
|
|
}
|
|
|
|
dev_dbg(core->dev,
|
|
"%s: topology_id = 0x%x, acdb_id = 0x%x, app_type = 0x%x\n",
|
|
__func__, lsm_top->topology, lsm_top->acdb_id,
|
|
lsm_top->app_type);
|
|
|
|
if (lsm_top->topology == 0) {
|
|
dev_err(core->dev,
|
|
"%s: topology id not sent for app_type 0x%x\n",
|
|
__func__, lsm_top->app_type);
|
|
ret = -EINVAL;
|
|
goto unlock_cal_mutex;
|
|
}
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
memset(&cmd_open_tx_v2, 0, sizeof(struct cpe_lsm_cmd_open_tx_v2));
|
|
if (fill_lsm_cmd_header_v0_inband(&cmd_open_tx_v2.hdr,
|
|
session->id, OPEN_V2_CMD_PAYLOAD_SIZE,
|
|
CPE_LSM_SESSION_CMD_OPEN_TX_V2)) {
|
|
ret = -EINVAL;
|
|
goto end_ret;
|
|
}
|
|
|
|
cmd_open_tx_v2.topology_id = lsm_top->topology;
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &cmd_open_tx_v2);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: failed to send open_tx_v2 cmd, err = %d\n",
|
|
__func__, ret);
|
|
else
|
|
session->is_topology_used = true;
|
|
end_ret:
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
unlock_cal_mutex:
|
|
mutex_unlock(&core->cal_data[WCD_CPE_LSM_CAL_TOPOLOGY_ID]->lock);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_cmd_lsm_open_tx: compose and send lsm open command
|
|
* @core_handle: handle to cpe core
|
|
* @session: session for which the command needs to be sent
|
|
* @app_id: application id part of the command
|
|
* @sample_rate: sample rate for this session
|
|
*/
|
|
static int wcd_cpe_cmd_lsm_open_tx(void *core_handle,
|
|
struct cpe_lsm_session *session,
|
|
u16 app_id, u16 sample_rate)
|
|
{
|
|
struct cpe_lsm_cmd_open_tx cmd_open_tx;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
int ret = 0;
|
|
|
|
ret = wcd_cpe_is_valid_lsm_session(core, session,
|
|
__func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
/* Try to open with topology first */
|
|
ret = wcd_cpe_cmd_lsm_open_tx_v2(core, session);
|
|
if (!ret)
|
|
goto done;
|
|
|
|
dev_dbg(core->dev, "%s: Try open_tx without topology\n",
|
|
__func__);
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
memset(&cmd_open_tx, 0, sizeof(struct cpe_lsm_cmd_open_tx));
|
|
if (fill_lsm_cmd_header_v0_inband(&cmd_open_tx.hdr,
|
|
session->id, OPEN_CMD_PAYLOAD_SIZE,
|
|
CPE_LSM_SESSION_CMD_OPEN_TX)) {
|
|
ret = -EINVAL;
|
|
goto end_ret;
|
|
}
|
|
|
|
cmd_open_tx.app_id = app_id;
|
|
cmd_open_tx.sampling_rate = sample_rate;
|
|
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &cmd_open_tx);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: failed to send open_tx cmd, err = %d\n",
|
|
__func__, ret);
|
|
end_ret:
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
done:
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_cmd_close_tx: compose and send lsm close command
|
|
* @core_handle: handle to cpe core
|
|
* @session: session for which the command needs to be sent
|
|
*/
|
|
static int wcd_cpe_cmd_lsm_close_tx(void *core_handle,
|
|
struct cpe_lsm_session *session)
|
|
{
|
|
struct cmi_hdr cmd_close_tx;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
int ret = 0;
|
|
|
|
ret = wcd_cpe_is_valid_lsm_session(core, session,
|
|
__func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
memset(&cmd_close_tx, 0, sizeof(cmd_close_tx));
|
|
if (fill_lsm_cmd_header_v0_inband(&cmd_close_tx, session->id,
|
|
0, CPE_LSM_SESSION_CMD_CLOSE_TX)) {
|
|
ret = -EINVAL;
|
|
goto end_ret;
|
|
}
|
|
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &cmd_close_tx);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: lsm close_tx cmd failed, err = %d\n",
|
|
__func__, ret);
|
|
else
|
|
session->is_topology_used = false;
|
|
end_ret:
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_cmd_shmem_alloc: compose and send lsm shared
|
|
* memory allocation command
|
|
* @core_handle: handle to cpe core
|
|
* @session: session for which the command needs to be sent
|
|
* @size: size of memory to be allocated
|
|
*/
|
|
static int wcd_cpe_cmd_lsm_shmem_alloc(void *core_handle,
|
|
struct cpe_lsm_session *session,
|
|
u32 size)
|
|
{
|
|
struct cpe_cmd_shmem_alloc cmd_shmem_alloc;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
int ret = 0;
|
|
|
|
ret = wcd_cpe_is_valid_lsm_session(core, session,
|
|
__func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
memset(&cmd_shmem_alloc, 0, sizeof(cmd_shmem_alloc));
|
|
if (fill_lsm_cmd_header_v0_inband(&cmd_shmem_alloc.hdr, session->id,
|
|
SHMEM_ALLOC_CMD_PLD_SIZE,
|
|
CPE_LSM_SESSION_CMD_SHARED_MEM_ALLOC)) {
|
|
ret = -EINVAL;
|
|
goto end_ret;
|
|
}
|
|
|
|
cmd_shmem_alloc.size = size;
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &cmd_shmem_alloc);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: lsm_shmem_alloc cmd send fail, %d\n",
|
|
__func__, ret);
|
|
end_ret:
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_cmd_lsm_shmem_dealloc: deallocate the shared memory
|
|
* for the specified session
|
|
* @core_handle: handle to cpe core
|
|
* @session: session for which memory needs to be deallocated.
|
|
*/
|
|
static int wcd_cpe_cmd_lsm_shmem_dealloc(void *core_handle,
|
|
struct cpe_lsm_session *session)
|
|
{
|
|
struct cpe_cmd_shmem_dealloc cmd_dealloc;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
int ret = 0;
|
|
|
|
ret = wcd_cpe_is_valid_lsm_session(core, session,
|
|
__func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
memset(&cmd_dealloc, 0, sizeof(cmd_dealloc));
|
|
if (fill_lsm_cmd_header_v0_inband(&cmd_dealloc.hdr, session->id,
|
|
SHMEM_DEALLOC_CMD_PLD_SIZE,
|
|
CPE_LSM_SESSION_CMD_SHARED_MEM_DEALLOC)) {
|
|
ret = -EINVAL;
|
|
goto end_ret;
|
|
}
|
|
|
|
cmd_dealloc.addr = session->lsm_mem_handle;
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &cmd_dealloc);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: lsm_shmem_dealloc cmd failed, rc %d\n",
|
|
__func__, ret);
|
|
goto end_ret;
|
|
}
|
|
|
|
memset(&session->lsm_mem_handle, 0,
|
|
sizeof(session->lsm_mem_handle));
|
|
|
|
end_ret:
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_send_lsm_cal: send the calibration for lsm service
|
|
* from acdb to the cpe
|
|
* @core: handle to cpe core
|
|
* @session: session for which the calibration needs to be set.
|
|
*/
|
|
static int wcd_cpe_send_lsm_cal(
|
|
struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session)
|
|
{
|
|
|
|
u8 *msg_pld;
|
|
struct cmi_hdr *hdr;
|
|
struct cal_block_data *lsm_cal = NULL;
|
|
void *inb_msg;
|
|
int rc = 0;
|
|
|
|
if (core->cal_data[WCD_CPE_LSM_CAL_LSM] == NULL) {
|
|
pr_err("%s: LSM cal not allocated!\n", __func__);
|
|
return -EINVAL;
|
|
}
|
|
|
|
mutex_lock(&core->cal_data[WCD_CPE_LSM_CAL_LSM]->lock);
|
|
lsm_cal = cal_utils_get_only_cal_block(
|
|
core->cal_data[WCD_CPE_LSM_CAL_LSM]);
|
|
if (!lsm_cal) {
|
|
pr_err("%s: failed to get lsm cal block\n", __func__);
|
|
rc = -EINVAL;
|
|
goto unlock_cal_mutex;
|
|
}
|
|
|
|
if (lsm_cal->cal_data.size == 0) {
|
|
dev_dbg(core->dev, "%s: No LSM cal to send\n",
|
|
__func__);
|
|
rc = 0;
|
|
goto unlock_cal_mutex;
|
|
}
|
|
|
|
inb_msg = kzalloc(sizeof(struct cmi_hdr) + lsm_cal->cal_data.size,
|
|
GFP_KERNEL);
|
|
if (!inb_msg) {
|
|
pr_err("%s: no memory for lsm acdb cal\n",
|
|
__func__);
|
|
rc = -ENOMEM;
|
|
goto unlock_cal_mutex;
|
|
}
|
|
|
|
hdr = (struct cmi_hdr *) inb_msg;
|
|
|
|
rc = fill_lsm_cmd_header_v0_inband(hdr, session->id,
|
|
lsm_cal->cal_data.size,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS);
|
|
if (rc) {
|
|
pr_err("%s: invalid params for header, err = %d\n",
|
|
__func__, rc);
|
|
goto free_msg;
|
|
}
|
|
|
|
msg_pld = ((u8 *) inb_msg) + sizeof(struct cmi_hdr);
|
|
memcpy(msg_pld, lsm_cal->cal_data.kvaddr,
|
|
lsm_cal->cal_data.size);
|
|
|
|
rc = wcd_cpe_cmi_send_lsm_msg(core, session, inb_msg);
|
|
if (rc)
|
|
pr_err("%s: acdb lsm_params send failed, err = %d\n",
|
|
__func__, rc);
|
|
|
|
free_msg:
|
|
kfree(inb_msg);
|
|
|
|
unlock_cal_mutex:
|
|
mutex_unlock(&core->cal_data[WCD_CPE_LSM_CAL_LSM]->lock);
|
|
return rc;
|
|
|
|
}
|
|
|
|
static void wcd_cpe_set_param_data(struct cpe_param_data *param_d,
|
|
struct cpe_lsm_ids *ids, u32 p_size,
|
|
u32 set_param_cmd)
|
|
{
|
|
param_d->module_id = ids->module_id;
|
|
param_d->param_id = ids->param_id;
|
|
|
|
switch (set_param_cmd) {
|
|
case CPE_LSM_SESSION_CMD_SET_PARAMS_V2:
|
|
param_d->p_size.param_size = p_size;
|
|
break;
|
|
case CPE_LSM_SESSION_CMD_SET_PARAMS:
|
|
default:
|
|
param_d->p_size.sr.param_size =
|
|
(u16) p_size;
|
|
param_d->p_size.sr.reserved = 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
static int wcd_cpe_send_param_epd_thres(struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session,
|
|
void *data, struct cpe_lsm_ids *ids)
|
|
{
|
|
struct snd_lsm_ep_det_thres *ep_det_data;
|
|
struct cpe_lsm_param_epd_thres epd_cmd;
|
|
struct cmi_hdr *msg_hdr = &epd_cmd.hdr;
|
|
struct cpe_param_data *param_d =
|
|
&epd_cmd.param;
|
|
int rc;
|
|
|
|
memset(&epd_cmd, 0, sizeof(epd_cmd));
|
|
ep_det_data = (struct snd_lsm_ep_det_thres *) data;
|
|
if (fill_lsm_cmd_header_v0_inband(msg_hdr,
|
|
session->id,
|
|
CPE_CMD_EPD_THRES_PLD_SIZE,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2)) {
|
|
rc = -EINVAL;
|
|
goto err_ret;
|
|
}
|
|
|
|
wcd_cpe_set_param_data(param_d, ids,
|
|
CPE_EPD_THRES_PARAM_SIZE,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2);
|
|
|
|
epd_cmd.minor_version = 1;
|
|
epd_cmd.epd_begin = ep_det_data->epd_begin;
|
|
epd_cmd.epd_end = ep_det_data->epd_end;
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
rc = wcd_cpe_cmi_send_lsm_msg(core, session, &epd_cmd);
|
|
if (unlikely(rc))
|
|
dev_err(core->dev,
|
|
"%s: set_param(EPD Threshold) failed, rc %dn",
|
|
__func__, rc);
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
err_ret:
|
|
return rc;
|
|
}
|
|
|
|
static int wcd_cpe_send_param_opmode(struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session,
|
|
void *data, struct cpe_lsm_ids *ids)
|
|
{
|
|
struct snd_lsm_detect_mode *opmode_d;
|
|
struct cpe_lsm_param_opmode opmode_cmd;
|
|
struct cmi_hdr *msg_hdr = &opmode_cmd.hdr;
|
|
struct cpe_param_data *param_d =
|
|
&opmode_cmd.param;
|
|
int rc;
|
|
|
|
memset(&opmode_cmd, 0, sizeof(opmode_cmd));
|
|
opmode_d = (struct snd_lsm_detect_mode *) data;
|
|
if (fill_lsm_cmd_header_v0_inband(msg_hdr,
|
|
session->id,
|
|
CPE_CMD_OPMODE_PLD_SIZE,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2)) {
|
|
rc = -EINVAL;
|
|
goto err_ret;
|
|
}
|
|
|
|
wcd_cpe_set_param_data(param_d, ids,
|
|
CPE_OPMODE_PARAM_SIZE,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2);
|
|
|
|
opmode_cmd.minor_version = 1;
|
|
if (opmode_d->mode == LSM_MODE_KEYWORD_ONLY_DETECTION)
|
|
opmode_cmd.mode = 1;
|
|
else
|
|
opmode_cmd.mode = 3;
|
|
|
|
if (opmode_d->detect_failure)
|
|
opmode_cmd.mode |= 0x04;
|
|
|
|
opmode_cmd.reserved = 0;
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
rc = wcd_cpe_cmi_send_lsm_msg(core, session, &opmode_cmd);
|
|
if (unlikely(rc))
|
|
dev_err(core->dev,
|
|
"%s: set_param(operation_mode) failed, rc %dn",
|
|
__func__, rc);
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
err_ret:
|
|
return rc;
|
|
}
|
|
|
|
static int wcd_cpe_send_param_gain(struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session,
|
|
void *data, struct cpe_lsm_ids *ids)
|
|
{
|
|
struct snd_lsm_gain *gain_d;
|
|
struct cpe_lsm_param_gain gain_cmd;
|
|
struct cmi_hdr *msg_hdr = &gain_cmd.hdr;
|
|
struct cpe_param_data *param_d =
|
|
&gain_cmd.param;
|
|
int rc;
|
|
|
|
memset(&gain_cmd, 0, sizeof(gain_cmd));
|
|
gain_d = (struct snd_lsm_gain *) data;
|
|
if (fill_lsm_cmd_header_v0_inband(msg_hdr,
|
|
session->id,
|
|
CPE_CMD_GAIN_PLD_SIZE,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2)) {
|
|
rc = -EINVAL;
|
|
goto err_ret;
|
|
}
|
|
|
|
wcd_cpe_set_param_data(param_d, ids,
|
|
CPE_GAIN_PARAM_SIZE,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2);
|
|
|
|
gain_cmd.minor_version = 1;
|
|
gain_cmd.gain = gain_d->gain;
|
|
gain_cmd.reserved = 0;
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
rc = wcd_cpe_cmi_send_lsm_msg(core, session, &gain_cmd);
|
|
if (unlikely(rc))
|
|
dev_err(core->dev,
|
|
"%s: set_param(lsm_gain) failed, rc %dn",
|
|
__func__, rc);
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
err_ret:
|
|
return rc;
|
|
}
|
|
|
|
static int wcd_cpe_send_param_connectport(struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session,
|
|
void *data, struct cpe_lsm_ids *ids, u16 port_id)
|
|
{
|
|
struct cpe_lsm_param_connectport con_port_cmd;
|
|
struct cmi_hdr *msg_hdr = &con_port_cmd.hdr;
|
|
struct cpe_param_data *param_d =
|
|
&con_port_cmd.param;
|
|
int rc;
|
|
|
|
memset(&con_port_cmd, 0, sizeof(con_port_cmd));
|
|
if (fill_lsm_cmd_header_v0_inband(msg_hdr,
|
|
session->id,
|
|
CPE_CMD_CONNECTPORT_PLD_SIZE,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2)) {
|
|
rc = -EINVAL;
|
|
goto err_ret;
|
|
}
|
|
|
|
wcd_cpe_set_param_data(param_d, ids,
|
|
CPE_CONNECTPORT_PARAM_SIZE,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2);
|
|
|
|
con_port_cmd.minor_version = 1;
|
|
con_port_cmd.afe_port_id = port_id;
|
|
con_port_cmd.reserved = 0;
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
rc = wcd_cpe_cmi_send_lsm_msg(core, session, &con_port_cmd);
|
|
if (unlikely(rc))
|
|
dev_err(core->dev,
|
|
"%s: set_param(connect_port) failed, rc %dn",
|
|
__func__, rc);
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
err_ret:
|
|
return rc;
|
|
}
|
|
|
|
static int wcd_cpe_send_param_conf_levels(
|
|
struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session,
|
|
struct cpe_lsm_ids *ids)
|
|
{
|
|
struct cpe_lsm_conf_level conf_level_data;
|
|
struct cmi_hdr *hdr = &(conf_level_data.hdr);
|
|
struct cpe_param_data *param_d = &(conf_level_data.param);
|
|
u8 pld_size = 0;
|
|
u8 pad_bytes = 0;
|
|
void *message;
|
|
int ret = 0;
|
|
|
|
memset(&conf_level_data, 0, sizeof(conf_level_data));
|
|
|
|
pld_size = (sizeof(struct cpe_lsm_conf_level) - sizeof(struct cmi_hdr));
|
|
pld_size += session->num_confidence_levels;
|
|
pad_bytes = ((4 - (pld_size % 4)) % 4);
|
|
pld_size += pad_bytes;
|
|
|
|
fill_cmi_header(hdr, session->id, CMI_CPE_LSM_SERVICE_ID,
|
|
false, pld_size,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2, false);
|
|
|
|
wcd_cpe_set_param_data(param_d, ids,
|
|
pld_size - sizeof(struct cpe_param_data),
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2);
|
|
|
|
conf_level_data.num_active_models = session->num_confidence_levels;
|
|
|
|
message = kzalloc(sizeof(struct cpe_lsm_conf_level) +
|
|
conf_level_data.num_active_models + pad_bytes,
|
|
GFP_KERNEL);
|
|
if (!message) {
|
|
pr_err("%s: no memory for conf_level\n", __func__);
|
|
return -ENOMEM;
|
|
}
|
|
|
|
memcpy(message, &conf_level_data,
|
|
sizeof(struct cpe_lsm_conf_level));
|
|
memcpy(((u8 *) message) + sizeof(struct cpe_lsm_conf_level),
|
|
session->conf_levels, conf_level_data.num_active_models);
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, message);
|
|
if (ret)
|
|
pr_err("%s: lsm_set_conf_levels failed, err = %d\n",
|
|
__func__, ret);
|
|
kfree(message);
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
return ret;
|
|
}
|
|
|
|
static int wcd_cpe_send_param_snd_model(struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session, struct cpe_lsm_ids *ids)
|
|
{
|
|
int ret = 0;
|
|
struct cmi_obm_msg obm_msg;
|
|
struct cpe_param_data *param_d;
|
|
|
|
|
|
ret = fill_cmi_header(&obm_msg.hdr, session->id,
|
|
CMI_CPE_LSM_SERVICE_ID, 0, 20,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2, true);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: Invalid parameters, rc = %d\n",
|
|
__func__, ret);
|
|
goto err_ret;
|
|
}
|
|
|
|
obm_msg.pld.version = 0;
|
|
obm_msg.pld.size = session->snd_model_size;
|
|
obm_msg.pld.data_ptr.kvaddr = session->snd_model_data;
|
|
obm_msg.pld.mem_handle = session->lsm_mem_handle;
|
|
|
|
param_d = (struct cpe_param_data *) session->snd_model_data;
|
|
wcd_cpe_set_param_data(param_d, ids,
|
|
(session->snd_model_size - sizeof(*param_d)),
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2);
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &obm_msg);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: snd_model_register failed, %d\n",
|
|
__func__, ret);
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
err_ret:
|
|
return ret;
|
|
}
|
|
|
|
static int wcd_cpe_send_param_dereg_model(
|
|
struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session,
|
|
struct cpe_lsm_ids *ids)
|
|
{
|
|
struct cmi_hdr *hdr;
|
|
struct cpe_param_data *param_d;
|
|
u8 *message;
|
|
u32 pld_size;
|
|
int rc = 0;
|
|
|
|
pld_size = sizeof(*hdr) + sizeof(*param_d);
|
|
|
|
message = kzalloc(pld_size, GFP_KERNEL);
|
|
if (!message)
|
|
return -ENOMEM;
|
|
|
|
hdr = (struct cmi_hdr *) message;
|
|
param_d = (struct cpe_param_data *)
|
|
(((u8 *) message) + sizeof(*hdr));
|
|
|
|
if (fill_lsm_cmd_header_v0_inband(hdr,
|
|
session->id,
|
|
sizeof(*param_d),
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2)) {
|
|
rc = -EINVAL;
|
|
goto err_ret;
|
|
}
|
|
wcd_cpe_set_param_data(param_d, ids, 0,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2);
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
rc = wcd_cpe_cmi_send_lsm_msg(core, session, message);
|
|
if (rc)
|
|
dev_err(core->dev,
|
|
"%s: snd_model_deregister failed, %d\n",
|
|
__func__, rc);
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
err_ret:
|
|
kfree(message);
|
|
return rc;
|
|
}
|
|
|
|
static int wcd_cpe_send_custom_param(
|
|
struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session,
|
|
void *data, u32 msg_size)
|
|
{
|
|
u8 *msg;
|
|
struct cmi_hdr *hdr;
|
|
u8 *msg_pld;
|
|
int rc;
|
|
|
|
if (msg_size > CMI_INBAND_MESSAGE_SIZE) {
|
|
dev_err(core->dev,
|
|
"%s: out of band custom params not supported\n",
|
|
__func__);
|
|
return -EINVAL;
|
|
}
|
|
|
|
msg = kzalloc(sizeof(*hdr) + msg_size, GFP_KERNEL);
|
|
if (!msg)
|
|
return -ENOMEM;
|
|
|
|
hdr = (struct cmi_hdr *) msg;
|
|
msg_pld = msg + sizeof(struct cmi_hdr);
|
|
|
|
if (fill_lsm_cmd_header_v0_inband(hdr,
|
|
session->id,
|
|
msg_size,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2)) {
|
|
rc = -EINVAL;
|
|
goto err_ret;
|
|
}
|
|
|
|
memcpy(msg_pld, data, msg_size);
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
rc = wcd_cpe_cmi_send_lsm_msg(core, session, msg);
|
|
if (rc)
|
|
dev_err(core->dev,
|
|
"%s: custom params send failed, err = %d\n",
|
|
__func__, rc);
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
err_ret:
|
|
kfree(msg);
|
|
return rc;
|
|
}
|
|
|
|
static int wcd_cpe_set_one_param(void *core_handle,
|
|
struct cpe_lsm_session *session, struct lsm_params_info *p_info,
|
|
void *data, enum LSM_PARAM_TYPE param_type)
|
|
{
|
|
struct wcd_cpe_core *core = core_handle;
|
|
int rc = 0;
|
|
struct cpe_lsm_ids ids;
|
|
|
|
memset(&ids, 0, sizeof(ids));
|
|
ids.module_id = p_info->module_id;
|
|
ids.param_id = p_info->param_id;
|
|
|
|
switch (param_type) {
|
|
case LSM_ENDPOINT_DETECT_THRESHOLD:
|
|
rc = wcd_cpe_send_param_epd_thres(core, session,
|
|
data, &ids);
|
|
break;
|
|
case LSM_OPERATION_MODE:
|
|
rc = wcd_cpe_send_param_opmode(core, session,
|
|
data, &ids);
|
|
break;
|
|
case LSM_GAIN:
|
|
rc = wcd_cpe_send_param_gain(core, session, data, &ids);
|
|
break;
|
|
case LSM_MIN_CONFIDENCE_LEVELS:
|
|
rc = wcd_cpe_send_param_conf_levels(core, session, &ids);
|
|
break;
|
|
case LSM_REG_SND_MODEL:
|
|
rc = wcd_cpe_send_param_snd_model(core, session, &ids);
|
|
break;
|
|
case LSM_DEREG_SND_MODEL:
|
|
rc = wcd_cpe_send_param_dereg_model(core, session, &ids);
|
|
break;
|
|
case LSM_CUSTOM_PARAMS:
|
|
rc = wcd_cpe_send_custom_param(core, session,
|
|
data, p_info->param_size);
|
|
break;
|
|
default:
|
|
pr_err("%s: wrong param_type 0x%x\n",
|
|
__func__, p_info->param_type);
|
|
}
|
|
|
|
if (rc)
|
|
dev_err(core->dev,
|
|
"%s: send_param(%d) failed, err %d\n",
|
|
__func__, p_info->param_type, rc);
|
|
return rc;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_lsm_set_params: set the parameters for lsm service
|
|
* @core: handle to cpe core
|
|
* @session: session for which the parameters are to be set
|
|
* @detect_mode: mode for detection
|
|
* @detect_failure: flag indicating failure detection enabled/disabled
|
|
*
|
|
*/
|
|
static int wcd_cpe_lsm_set_params(struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session,
|
|
enum lsm_detection_mode detect_mode, bool detect_failure)
|
|
{
|
|
struct cpe_lsm_ids ids;
|
|
struct snd_lsm_detect_mode det_mode;
|
|
|
|
int ret = 0;
|
|
|
|
/* Send lsm calibration */
|
|
ret = wcd_cpe_send_lsm_cal(core, session);
|
|
if (ret) {
|
|
pr_err("%s: fail to sent acdb cal, err = %d",
|
|
__func__, ret);
|
|
return ret;
|
|
}
|
|
|
|
/* Send operation mode */
|
|
ids.module_id = CPE_LSM_MODULE_ID_VOICE_WAKEUP;
|
|
ids.param_id = CPE_LSM_PARAM_ID_OPERATION_MODE;
|
|
det_mode.mode = detect_mode;
|
|
det_mode.detect_failure = detect_failure;
|
|
ret = wcd_cpe_send_param_opmode(core, session,
|
|
&det_mode, &ids);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: Failed to set opmode, err=%d\n",
|
|
__func__, ret);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_lsm_set_port: send the afe port connected
|
|
* @core: handle to cpe core
|
|
* @session: session for which the parameters are to be set
|
|
*/
|
|
static int wcd_cpe_lsm_set_port(void *core_handle,
|
|
struct cpe_lsm_session *session)
|
|
{
|
|
struct wcd_cpe_core *core = core_handle;
|
|
struct cpe_lsm_ids ids;
|
|
int ret = 0;
|
|
|
|
if (session->is_topology_used) {
|
|
ids.module_id = LSM_MODULE_ID_FRAMEWORK;
|
|
ids.param_id = CPE_LSM_PARAM_ID_CONNECT_TO_PORT;
|
|
} else {
|
|
ids.module_id = CPE_LSM_MODULE_ID_VOICE_WAKEUP;
|
|
ids.param_id = CPE_LSM_PARAM_ID_CONNECT_TO_PORT;
|
|
}
|
|
|
|
ret = wcd_cpe_send_param_connectport(core, session,
|
|
NULL, &ids, CPE_AFE_PORT_1_TX);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: Failed to set connectPort, err=%d\n",
|
|
__func__, ret);
|
|
return ret;
|
|
}
|
|
|
|
int wcd_cpe_lsm_set_data(void *core_handle,
|
|
struct cpe_lsm_session *session,
|
|
enum lsm_detection_mode detect_mode,
|
|
bool detect_failure)
|
|
{
|
|
struct wcd_cpe_core *core = core_handle;
|
|
struct cpe_lsm_ids ids;
|
|
int ret = 0;
|
|
|
|
if (session->num_confidence_levels > 0) {
|
|
ret = wcd_cpe_lsm_set_params(core, session, detect_mode,
|
|
detect_failure);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: lsm set params failed, rc = %d\n",
|
|
__func__, ret);
|
|
goto err_ret;
|
|
}
|
|
|
|
ids.module_id = CPE_LSM_MODULE_ID_VOICE_WAKEUP;
|
|
ids.param_id = CPE_LSM_PARAM_ID_MIN_CONFIDENCE_LEVELS;
|
|
ret = wcd_cpe_send_param_conf_levels(core, session, &ids);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: lsm confidence levels failed, rc = %d\n",
|
|
__func__, ret);
|
|
goto err_ret;
|
|
}
|
|
} else {
|
|
dev_dbg(core->dev,
|
|
"%s: no conf levels to set\n",
|
|
__func__);
|
|
}
|
|
|
|
err_ret:
|
|
return ret;
|
|
}
|
|
EXPORT_SYMBOL(wcd_cpe_lsm_set_data);
|
|
|
|
/*
|
|
* wcd_cpe_lsm_reg_snd_model: register the sound model for listen
|
|
* @session: session for which to register the sound model
|
|
* @detect_mode: detection mode, user dependent/independent
|
|
* @detect_failure: flag to indicate if failure detection is enabled
|
|
*
|
|
* The memory required for sound model should be pre-allocated on CPE
|
|
* before this function is invoked.
|
|
*/
|
|
static int wcd_cpe_lsm_reg_snd_model(void *core_handle,
|
|
struct cpe_lsm_session *session,
|
|
enum lsm_detection_mode detect_mode,
|
|
bool detect_failure)
|
|
{
|
|
int ret = 0;
|
|
struct cmi_obm_msg obm_msg;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
|
|
ret = wcd_cpe_is_valid_lsm_session(core, session,
|
|
__func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = wcd_cpe_lsm_set_data(core_handle, session,
|
|
detect_mode, detect_failure);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: fail to set lsm data, err = %d\n",
|
|
__func__, ret);
|
|
return ret;
|
|
}
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
ret = fill_cmi_header(&obm_msg.hdr, session->id,
|
|
CMI_CPE_LSM_SERVICE_ID, 0, 20,
|
|
CPE_LSM_SESSION_CMD_REGISTER_SOUND_MODEL, true);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: Invalid parameters, rc = %d\n",
|
|
__func__, ret);
|
|
goto err_ret;
|
|
}
|
|
|
|
obm_msg.pld.version = 0;
|
|
obm_msg.pld.size = session->snd_model_size;
|
|
obm_msg.pld.data_ptr.kvaddr = session->snd_model_data;
|
|
obm_msg.pld.mem_handle = session->lsm_mem_handle;
|
|
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &obm_msg);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: snd_model_register failed, %d\n",
|
|
__func__, ret);
|
|
err_ret:
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_lsm_dereg_snd_model: deregister the sound model for listen
|
|
* @core_handle: handle to cpe core
|
|
* @session: session for which to deregister the sound model
|
|
*
|
|
*/
|
|
static int wcd_cpe_lsm_dereg_snd_model(void *core_handle,
|
|
struct cpe_lsm_session *session)
|
|
{
|
|
struct cmi_hdr cmd_dereg_snd_model;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
int ret = 0;
|
|
|
|
ret = wcd_cpe_is_valid_lsm_session(core, session,
|
|
__func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
memset(&cmd_dereg_snd_model, 0, sizeof(cmd_dereg_snd_model));
|
|
if (fill_lsm_cmd_header_v0_inband(&cmd_dereg_snd_model, session->id,
|
|
0, CPE_LSM_SESSION_CMD_DEREGISTER_SOUND_MODEL)) {
|
|
ret = -EINVAL;
|
|
goto end_ret;
|
|
}
|
|
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &cmd_dereg_snd_model);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: failed to send dereg_snd_model cmd\n",
|
|
__func__);
|
|
end_ret:
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_lsm_get_afe_out_port_id: get afe output port id
|
|
* @core_handle: handle to the CPE core
|
|
* @session: session for which port id needs to get
|
|
*/
|
|
static int wcd_cpe_lsm_get_afe_out_port_id(void *core_handle,
|
|
struct cpe_lsm_session *session)
|
|
{
|
|
struct wcd_cpe_core *core = core_handle;
|
|
struct snd_soc_codec *codec;
|
|
int rc = 0;
|
|
|
|
if (!core || !core->codec) {
|
|
pr_err("%s: Invalid handle to %s\n",
|
|
__func__,
|
|
(!core) ? "core" : "codec");
|
|
rc = -EINVAL;
|
|
goto done;
|
|
}
|
|
|
|
if (!session) {
|
|
dev_err(core->dev, "%s: Invalid session\n",
|
|
__func__);
|
|
rc = -EINVAL;
|
|
goto done;
|
|
}
|
|
|
|
if (!core->cpe_cdc_cb ||
|
|
!core->cpe_cdc_cb->get_afe_out_port_id) {
|
|
session->afe_out_port_id = WCD_CPE_AFE_OUT_PORT_2;
|
|
dev_dbg(core->dev,
|
|
"%s: callback not defined, default port_id = %d\n",
|
|
__func__, session->afe_out_port_id);
|
|
goto done;
|
|
}
|
|
|
|
codec = core->codec;
|
|
rc = core->cpe_cdc_cb->get_afe_out_port_id(codec,
|
|
&session->afe_out_port_id);
|
|
if (rc) {
|
|
dev_err(core->dev,
|
|
"%s: failed to get port id, err = %d\n",
|
|
__func__, rc);
|
|
goto done;
|
|
}
|
|
dev_dbg(core->dev, "%s: port_id: %d\n", __func__,
|
|
session->afe_out_port_id);
|
|
|
|
done:
|
|
return rc;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_cmd_lsm_start: send the start command to lsm
|
|
* @core_handle: handle to the CPE core
|
|
* @session: session for which start command to be sent
|
|
*
|
|
*/
|
|
static int wcd_cpe_cmd_lsm_start(void *core_handle,
|
|
struct cpe_lsm_session *session)
|
|
{
|
|
struct cmi_hdr cmd_lsm_start;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
struct cpe_lsm_ids ids;
|
|
int ret = 0;
|
|
|
|
ret = wcd_cpe_is_valid_lsm_session(core, session,
|
|
__func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
/* Send connect to port */
|
|
ids.module_id = CPE_LSM_MODULE_FRAMEWORK;
|
|
ids.param_id = CPE_LSM_PARAM_ID_CONNECT_TO_PORT;
|
|
ret = wcd_cpe_send_param_connectport(core, session,
|
|
NULL, &ids, session->afe_out_port_id);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to set connectPort, err=%d\n",
|
|
__func__, ret);
|
|
return ret;
|
|
}
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
memset(&cmd_lsm_start, 0, sizeof(struct cmi_hdr));
|
|
if (fill_lsm_cmd_header_v0_inband(&cmd_lsm_start, session->id, 0,
|
|
CPE_LSM_SESSION_CMD_START)) {
|
|
ret = -EINVAL;
|
|
goto end_ret;
|
|
}
|
|
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &cmd_lsm_start);
|
|
if (ret)
|
|
dev_err(core->dev, "failed to send lsm_start cmd\n");
|
|
end_ret:
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_cmd_lsm_stop: send the stop command for LSM service
|
|
* @core_handle: handle to the cpe core
|
|
* @session: session for which stop command to be sent
|
|
*
|
|
*/
|
|
static int wcd_cpe_cmd_lsm_stop(void *core_handle,
|
|
struct cpe_lsm_session *session)
|
|
{
|
|
struct cmi_hdr cmd_lsm_stop;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
int ret = 0;
|
|
|
|
ret = wcd_cpe_is_valid_lsm_session(core, session,
|
|
__func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
memset(&cmd_lsm_stop, 0, sizeof(struct cmi_hdr));
|
|
if (fill_lsm_cmd_header_v0_inband(&cmd_lsm_stop, session->id, 0,
|
|
CPE_LSM_SESSION_CMD_STOP)) {
|
|
ret = -EINVAL;
|
|
goto end_ret;
|
|
}
|
|
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &cmd_lsm_stop);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: failed to send lsm_stop cmd\n",
|
|
__func__);
|
|
end_ret:
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
return ret;
|
|
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_alloc_lsm_session: allocate a lsm session
|
|
* @core: handle to wcd_cpe_core
|
|
* @lsm_priv_d: lsm private data
|
|
*/
|
|
static struct cpe_lsm_session *wcd_cpe_alloc_lsm_session(
|
|
void *core_handle, void *client_data,
|
|
void (*event_cb) (void *, u8, u8, u8 *))
|
|
{
|
|
struct cpe_lsm_session *session;
|
|
int i, session_id = -1;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
bool afe_register_service = false;
|
|
int ret = 0;
|
|
|
|
/*
|
|
* Even if multiple listen sessions can be
|
|
* allocated, the AFE service registration
|
|
* should be done only once as CPE can only
|
|
* have one instance of AFE service.
|
|
*
|
|
* If this is the first session to be allocated,
|
|
* only then register the afe service.
|
|
*/
|
|
WCD_CPE_GRAB_LOCK(&core->session_lock, "session_lock");
|
|
if (!wcd_cpe_lsm_session_active())
|
|
afe_register_service = true;
|
|
|
|
for (i = 1; i <= WCD_CPE_LSM_MAX_SESSIONS; i++)
|
|
if (!lsm_sessions[i])
|
|
session_id = i;
|
|
|
|
if (session_id < 0) {
|
|
dev_err(core->dev,
|
|
"%s: max allowed sessions already allocated\n",
|
|
__func__);
|
|
WCD_CPE_REL_LOCK(&core->session_lock, "session_lock");
|
|
return NULL;
|
|
}
|
|
|
|
ret = wcd_cpe_vote(core, true);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to enable cpe, err = %d\n",
|
|
__func__, ret);
|
|
WCD_CPE_REL_LOCK(&core->session_lock, "session_lock");
|
|
return NULL;
|
|
}
|
|
|
|
session = kzalloc(sizeof(struct cpe_lsm_session), GFP_KERNEL);
|
|
if (!session) {
|
|
dev_err(core->dev,
|
|
"%s: failed to allocate session, no memory\n",
|
|
__func__);
|
|
goto err_session_alloc;
|
|
}
|
|
|
|
session->id = session_id;
|
|
session->event_cb = event_cb;
|
|
session->cmi_reg_handle = cmi_register(wcd_cpe_cmi_lsm_callback,
|
|
CMI_CPE_LSM_SERVICE_ID);
|
|
if (!session->cmi_reg_handle) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to register LSM service with CMI\n",
|
|
__func__);
|
|
goto err_ret;
|
|
}
|
|
session->priv_d = client_data;
|
|
mutex_init(&session->lsm_lock);
|
|
if (afe_register_service) {
|
|
/* Register for AFE Service */
|
|
core->cmi_afe_handle = cmi_register(wcd_cpe_cmi_afe_cb,
|
|
CMI_CPE_AFE_SERVICE_ID);
|
|
wcd_cpe_initialize_afe_port_data();
|
|
if (!core->cmi_afe_handle) {
|
|
dev_err(core->dev,
|
|
"%s: Failed to register AFE service with CMI\n",
|
|
__func__);
|
|
goto err_afe_svc_reg;
|
|
}
|
|
|
|
/* Once AFE service is registered, send the mode command */
|
|
ret = wcd_cpe_afe_svc_cmd_mode(core,
|
|
AFE_SVC_EXPLICIT_PORT_START);
|
|
if (ret)
|
|
goto err_afe_mode_cmd;
|
|
}
|
|
|
|
session->lsm_mem_handle = 0;
|
|
init_completion(&session->cmd_comp);
|
|
|
|
lsm_sessions[session_id] = session;
|
|
|
|
WCD_CPE_REL_LOCK(&core->session_lock, "session_lock");
|
|
return session;
|
|
|
|
err_afe_mode_cmd:
|
|
cmi_deregister(core->cmi_afe_handle);
|
|
|
|
err_afe_svc_reg:
|
|
cmi_deregister(session->cmi_reg_handle);
|
|
mutex_destroy(&session->lsm_lock);
|
|
|
|
err_ret:
|
|
kfree(session);
|
|
|
|
err_session_alloc:
|
|
wcd_cpe_vote(core, false);
|
|
WCD_CPE_REL_LOCK(&core->session_lock, "session_lock");
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_lsm_config_lab_latency: send lab latency value
|
|
* @core: handle to wcd_cpe_core
|
|
* @session: lsm session
|
|
* @latency: the value of latency for lab setup in msec
|
|
*/
|
|
static int wcd_cpe_lsm_config_lab_latency(
|
|
struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session,
|
|
u32 latency)
|
|
{
|
|
int ret = 0, pld_size = CPE_PARAM_LSM_LAB_LATENCY_SIZE;
|
|
struct cpe_lsm_lab_latency_config cpe_lab_latency;
|
|
struct cpe_lsm_lab_config *lab_lat = &cpe_lab_latency.latency_cfg;
|
|
struct cpe_param_data *param_d = &lab_lat->param;
|
|
struct cpe_lsm_ids ids;
|
|
|
|
if (fill_lsm_cmd_header_v0_inband(&cpe_lab_latency.hdr, session->id,
|
|
(u8) pld_size, CPE_LSM_SESSION_CMD_SET_PARAMS_V2)) {
|
|
pr_err("%s: Failed to create header\n", __func__);
|
|
return -EINVAL;
|
|
}
|
|
if (latency == 0x00 || latency > WCD_CPE_LAB_MAX_LATENCY) {
|
|
pr_err("%s: Invalid latency %u\n",
|
|
__func__, latency);
|
|
return -EINVAL;
|
|
} else {
|
|
lab_lat->latency = latency;
|
|
}
|
|
|
|
lab_lat->minor_ver = 1;
|
|
ids.module_id = CPE_LSM_MODULE_ID_LAB;
|
|
ids.param_id = CPE_LSM_PARAM_ID_LAB_CONFIG;
|
|
wcd_cpe_set_param_data(param_d, &ids,
|
|
PARAM_SIZE_LSM_LATENCY_SIZE,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2);
|
|
|
|
pr_debug("%s: Module 0x%x Param 0x%x size %ld pld_size 0x%x\n",
|
|
__func__, lab_lat->param.module_id,
|
|
lab_lat->param.param_id, (long int)PARAM_SIZE_LSM_LATENCY_SIZE,
|
|
pld_size);
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &cpe_lab_latency);
|
|
if (ret != 0)
|
|
pr_err("%s: lsm_set_params failed, error = %d\n",
|
|
__func__, ret);
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_lsm_lab_control: enable/disable lab
|
|
* @core: handle to wcd_cpe_core
|
|
* @session: lsm session
|
|
* @enable: Indicates whether to enable / disable lab
|
|
*/
|
|
static int wcd_cpe_lsm_lab_control(
|
|
void *core_handle,
|
|
struct cpe_lsm_session *session,
|
|
bool enable)
|
|
{
|
|
struct wcd_cpe_core *core = core_handle;
|
|
int ret = 0, pld_size = CPE_PARAM_SIZE_LSM_LAB_CONTROL;
|
|
struct cpe_lsm_control_lab cpe_lab_enable;
|
|
struct cpe_lsm_lab_enable *lab_enable = &cpe_lab_enable.lab_enable;
|
|
struct cpe_param_data *param_d = &lab_enable->param;
|
|
struct cpe_lsm_ids ids;
|
|
|
|
pr_debug("%s: enter payload_size = %d Enable %d\n",
|
|
__func__, pld_size, enable);
|
|
|
|
if (fill_lsm_cmd_header_v0_inband(&cpe_lab_enable.hdr, session->id,
|
|
(u8) pld_size, CPE_LSM_SESSION_CMD_SET_PARAMS_V2)) {
|
|
return -EINVAL;
|
|
}
|
|
if (enable == true)
|
|
lab_enable->enable = 1;
|
|
else
|
|
lab_enable->enable = 0;
|
|
|
|
ids.module_id = CPE_LSM_MODULE_ID_LAB;
|
|
ids.param_id = CPE_LSM_PARAM_ID_LAB_ENABLE;
|
|
wcd_cpe_set_param_data(param_d, &ids,
|
|
PARAM_SIZE_LSM_CONTROL_SIZE,
|
|
CPE_LSM_SESSION_CMD_SET_PARAMS_V2);
|
|
|
|
pr_debug("%s: Module 0x%x, Param 0x%x size %ld pld_size 0x%x\n",
|
|
__func__, lab_enable->param.module_id,
|
|
lab_enable->param.param_id,
|
|
(long int)PARAM_SIZE_LSM_CONTROL_SIZE, pld_size);
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &cpe_lab_enable);
|
|
if (ret != 0) {
|
|
pr_err("%s: lsm_set_params failed, error = %d\n",
|
|
__func__, ret);
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
goto done;
|
|
}
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
if (lab_enable->enable)
|
|
ret = wcd_cpe_lsm_config_lab_latency(core, session,
|
|
WCD_CPE_LAB_MAX_LATENCY);
|
|
done:
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_lsm_eob: stop lab
|
|
* @core: handle to wcd_cpe_core
|
|
* @session: lsm session to be deallocated
|
|
*/
|
|
static int wcd_cpe_lsm_eob(
|
|
struct wcd_cpe_core *core,
|
|
struct cpe_lsm_session *session)
|
|
{
|
|
int ret = 0;
|
|
struct cmi_hdr lab_eob;
|
|
|
|
if (fill_lsm_cmd_header_v0_inband(&lab_eob, session->id,
|
|
0, CPE_LSM_SESSION_CMD_EOB)) {
|
|
return -EINVAL;
|
|
}
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &lab_eob);
|
|
if (ret != 0)
|
|
pr_err("%s: lsm_set_params failed\n", __func__);
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_dealloc_lsm_session: deallocate lsm session
|
|
* @core: handle to wcd_cpe_core
|
|
* @session: lsm session to be deallocated
|
|
*/
|
|
static int wcd_cpe_dealloc_lsm_session(void *core_handle,
|
|
struct cpe_lsm_session *session)
|
|
{
|
|
struct wcd_cpe_core *core = core_handle;
|
|
int ret = 0;
|
|
|
|
WCD_CPE_GRAB_LOCK(&core->session_lock, "session_lock");
|
|
if (!session) {
|
|
dev_err(core->dev,
|
|
"%s: Invalid lsm session\n", __func__);
|
|
WCD_CPE_REL_LOCK(&core->session_lock, "session_lock");
|
|
return -EINVAL;
|
|
}
|
|
|
|
dev_dbg(core->dev, "%s: session %d being deallocated\n",
|
|
__func__, session->id);
|
|
if (session->id > WCD_CPE_LSM_MAX_SESSIONS) {
|
|
dev_err(core->dev,
|
|
"%s: Wrong session id %d max allowed = %d\n",
|
|
__func__, session->id,
|
|
WCD_CPE_LSM_MAX_SESSIONS);
|
|
WCD_CPE_REL_LOCK(&core->session_lock, "session_lock");
|
|
return -EINVAL;
|
|
}
|
|
|
|
cmi_deregister(session->cmi_reg_handle);
|
|
mutex_destroy(&session->lsm_lock);
|
|
lsm_sessions[session->id] = NULL;
|
|
kfree(session);
|
|
|
|
if (!wcd_cpe_lsm_session_active()) {
|
|
cmi_deregister(core->cmi_afe_handle);
|
|
core->cmi_afe_handle = NULL;
|
|
wcd_cpe_deinitialize_afe_port_data();
|
|
}
|
|
|
|
ret = wcd_cpe_vote(core, false);
|
|
if (ret)
|
|
dev_dbg(core->dev,
|
|
"%s: Failed to un-vote cpe, err = %d\n",
|
|
__func__, ret);
|
|
|
|
WCD_CPE_REL_LOCK(&core->session_lock, "session_lock");
|
|
return ret;
|
|
}
|
|
|
|
static int wcd_cpe_lab_ch_setup(void *core_handle,
|
|
struct cpe_lsm_session *session,
|
|
enum wcd_cpe_event event)
|
|
{
|
|
struct wcd_cpe_core *core = core_handle;
|
|
struct snd_soc_codec *codec;
|
|
int rc = 0;
|
|
u8 cpe_intr_bits;
|
|
|
|
if (!core || !core->codec) {
|
|
pr_err("%s: Invalid handle to %s\n",
|
|
__func__,
|
|
(!core) ? "core" : "codec");
|
|
rc = EINVAL;
|
|
goto done;
|
|
}
|
|
|
|
if (!core->cpe_cdc_cb ||
|
|
!core->cpe_cdc_cb->cdc_ext_clk ||
|
|
!core->cpe_cdc_cb->lab_cdc_ch_ctl) {
|
|
dev_err(core->dev,
|
|
"%s: Invalid codec callbacks\n",
|
|
__func__);
|
|
rc = -EINVAL;
|
|
goto done;
|
|
}
|
|
|
|
codec = core->codec;
|
|
dev_dbg(core->dev,
|
|
"%s: event = 0x%x\n",
|
|
__func__, event);
|
|
|
|
switch (event) {
|
|
case WCD_CPE_PRE_ENABLE:
|
|
rc = core->cpe_cdc_cb->cdc_ext_clk(codec, true, false);
|
|
if (rc) {
|
|
dev_err(core->dev,
|
|
"%s: failed to enable cdc clk, err = %d\n",
|
|
__func__, rc);
|
|
goto done;
|
|
}
|
|
|
|
rc = core->cpe_cdc_cb->lab_cdc_ch_ctl(codec,
|
|
true);
|
|
if (rc) {
|
|
dev_err(core->dev,
|
|
"%s: failed to enable cdc port, err = %d\n",
|
|
__func__, rc);
|
|
rc = core->cpe_cdc_cb->cdc_ext_clk(codec, false, false);
|
|
goto done;
|
|
}
|
|
|
|
break;
|
|
|
|
case WCD_CPE_POST_ENABLE:
|
|
rc = cpe_svc_toggle_lab(core->cpe_handle, true);
|
|
if (rc)
|
|
dev_err(core->dev,
|
|
"%s: Failed to enable lab\n", __func__);
|
|
break;
|
|
|
|
case WCD_CPE_PRE_DISABLE:
|
|
/*
|
|
* Mask the non-fatal interrupts in CPE as they will
|
|
* be generated during lab teardown and may flood.
|
|
*/
|
|
cpe_intr_bits = ~(core->irq_info.cpe_fatal_irqs & 0xFF);
|
|
if (CPE_ERR_IRQ_CB(core))
|
|
core->cpe_cdc_cb->cpe_err_irq_control(
|
|
core->codec,
|
|
CPE_ERR_IRQ_MASK,
|
|
&cpe_intr_bits);
|
|
|
|
rc = core->cpe_cdc_cb->lab_cdc_ch_ctl(codec,
|
|
false);
|
|
if (rc)
|
|
dev_err(core->dev,
|
|
"%s: failed to disable cdc port, err = %d\n",
|
|
__func__, rc);
|
|
break;
|
|
|
|
case WCD_CPE_POST_DISABLE:
|
|
rc = wcd_cpe_lsm_eob(core, session);
|
|
if (rc)
|
|
dev_err(core->dev,
|
|
"%s: eob send failed, err = %d\n",
|
|
__func__, rc);
|
|
|
|
/* Continue teardown even if eob failed */
|
|
rc = cpe_svc_toggle_lab(core->cpe_handle, false);
|
|
if (rc)
|
|
dev_err(core->dev,
|
|
"%s: Failed to disable lab\n", __func__);
|
|
|
|
/* Continue with disabling even if toggle lab fails */
|
|
rc = core->cpe_cdc_cb->cdc_ext_clk(codec, false, false);
|
|
if (rc)
|
|
dev_err(core->dev,
|
|
"%s: failed to disable cdc clk, err = %d\n",
|
|
__func__, rc);
|
|
|
|
/* Unmask non-fatal CPE interrupts */
|
|
cpe_intr_bits = ~(core->irq_info.cpe_fatal_irqs & 0xFF);
|
|
if (CPE_ERR_IRQ_CB(core))
|
|
core->cpe_cdc_cb->cpe_err_irq_control(
|
|
core->codec,
|
|
CPE_ERR_IRQ_UNMASK,
|
|
&cpe_intr_bits);
|
|
break;
|
|
|
|
default:
|
|
dev_err(core->dev,
|
|
"%s: Invalid event 0x%x\n",
|
|
__func__, event);
|
|
rc = -EINVAL;
|
|
break;
|
|
}
|
|
|
|
done:
|
|
return rc;
|
|
}
|
|
|
|
static int wcd_cpe_lsm_set_fmt_cfg(void *core_handle,
|
|
struct cpe_lsm_session *session)
|
|
{
|
|
int ret;
|
|
struct cpe_lsm_output_format_cfg out_fmt_cfg;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
|
|
ret = wcd_cpe_is_valid_lsm_session(core, session, __func__);
|
|
if (ret)
|
|
goto done;
|
|
|
|
WCD_CPE_GRAB_LOCK(&session->lsm_lock, "lsm");
|
|
|
|
memset(&out_fmt_cfg, 0, sizeof(out_fmt_cfg));
|
|
if (fill_lsm_cmd_header_v0_inband(&out_fmt_cfg.hdr,
|
|
session->id, OUT_FMT_CFG_CMD_PAYLOAD_SIZE,
|
|
CPE_LSM_SESSION_CMD_TX_BUFF_OUTPUT_CONFIG)) {
|
|
ret = -EINVAL;
|
|
goto err_ret;
|
|
}
|
|
|
|
out_fmt_cfg.format = session->out_fmt_cfg.format;
|
|
out_fmt_cfg.packing = session->out_fmt_cfg.pack_mode;
|
|
out_fmt_cfg.data_path_events = session->out_fmt_cfg.data_path_events;
|
|
|
|
ret = wcd_cpe_cmi_send_lsm_msg(core, session, &out_fmt_cfg);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: lsm_set_output_format_cfg failed, err = %d\n",
|
|
__func__, ret);
|
|
|
|
err_ret:
|
|
WCD_CPE_REL_LOCK(&session->lsm_lock, "lsm");
|
|
done:
|
|
return ret;
|
|
}
|
|
|
|
static void wcd_cpe_snd_model_offset(void *core_handle,
|
|
struct cpe_lsm_session *session, size_t *offset)
|
|
{
|
|
*offset = sizeof(struct cpe_param_data);
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_get_lsm_ops: register lsm driver to codec
|
|
* @lsm_ops: structure with lsm callbacks
|
|
* @codec: codec to which this lsm driver is registered to
|
|
*/
|
|
int wcd_cpe_get_lsm_ops(struct wcd_cpe_lsm_ops *lsm_ops)
|
|
{
|
|
lsm_ops->lsm_alloc_session = wcd_cpe_alloc_lsm_session;
|
|
lsm_ops->lsm_dealloc_session = wcd_cpe_dealloc_lsm_session;
|
|
lsm_ops->lsm_open_tx = wcd_cpe_cmd_lsm_open_tx;
|
|
lsm_ops->lsm_close_tx = wcd_cpe_cmd_lsm_close_tx;
|
|
lsm_ops->lsm_shmem_alloc = wcd_cpe_cmd_lsm_shmem_alloc;
|
|
lsm_ops->lsm_shmem_dealloc = wcd_cpe_cmd_lsm_shmem_dealloc;
|
|
lsm_ops->lsm_register_snd_model = wcd_cpe_lsm_reg_snd_model;
|
|
lsm_ops->lsm_deregister_snd_model = wcd_cpe_lsm_dereg_snd_model;
|
|
lsm_ops->lsm_get_afe_out_port_id = wcd_cpe_lsm_get_afe_out_port_id;
|
|
lsm_ops->lsm_start = wcd_cpe_cmd_lsm_start;
|
|
lsm_ops->lsm_stop = wcd_cpe_cmd_lsm_stop;
|
|
lsm_ops->lsm_lab_control = wcd_cpe_lsm_lab_control;
|
|
lsm_ops->lab_ch_setup = wcd_cpe_lab_ch_setup;
|
|
lsm_ops->lsm_set_data = wcd_cpe_lsm_set_data;
|
|
lsm_ops->lsm_set_fmt_cfg = wcd_cpe_lsm_set_fmt_cfg;
|
|
lsm_ops->lsm_set_port = wcd_cpe_lsm_set_port;
|
|
lsm_ops->lsm_set_one_param = wcd_cpe_set_one_param;
|
|
lsm_ops->lsm_get_snd_model_offset = wcd_cpe_snd_model_offset;
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(wcd_cpe_get_lsm_ops);
|
|
|
|
static int fill_afe_cmd_header(struct cmi_hdr *hdr, u8 port_id,
|
|
u16 opcode, u8 pld_size,
|
|
bool obm_flag)
|
|
{
|
|
CMI_HDR_SET_SESSION(hdr, port_id);
|
|
CMI_HDR_SET_SERVICE(hdr, CMI_CPE_AFE_SERVICE_ID);
|
|
|
|
CMI_HDR_SET_PAYLOAD_SIZE(hdr, pld_size);
|
|
|
|
hdr->opcode = opcode;
|
|
|
|
if (obm_flag)
|
|
CMI_HDR_SET_OBM(hdr, CMI_OBM_FLAG_OUT_BAND);
|
|
else
|
|
CMI_HDR_SET_OBM(hdr, CMI_OBM_FLAG_IN_BAND);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_cmi_send_afe_msg: send message to AFE service
|
|
* @core: wcd cpe core handle
|
|
* @port_cfg: configuration data for the afe port
|
|
* for which this message is to be sent
|
|
* @message: actual message with header and payload
|
|
*
|
|
* Port specific lock needs to be acquired before this
|
|
* function can be invoked
|
|
*/
|
|
static int wcd_cpe_cmi_send_afe_msg(
|
|
struct wcd_cpe_core *core,
|
|
struct wcd_cmi_afe_port_data *port_d,
|
|
void *message)
|
|
{
|
|
int ret = 0;
|
|
struct cmi_hdr *hdr = message;
|
|
|
|
pr_debug("%s: sending message with opcode 0x%x\n",
|
|
__func__, hdr->opcode);
|
|
|
|
if (unlikely(!wcd_cpe_is_online_state(core))) {
|
|
dev_err(core->dev, "%s: CPE offline\n", __func__);
|
|
return 0;
|
|
}
|
|
|
|
if (CMI_HDR_GET_OBM_FLAG(hdr))
|
|
wcd_cpe_bus_vote_max_bw(core, true);
|
|
|
|
ret = cmi_send_msg(message);
|
|
if (ret) {
|
|
pr_err("%s: cmd 0x%x send failed, err = %d\n",
|
|
__func__, hdr->opcode, ret);
|
|
goto rel_bus_vote;
|
|
}
|
|
|
|
ret = wait_for_completion_timeout(&port_d->afe_cmd_complete,
|
|
CMI_CMD_TIMEOUT);
|
|
if (ret > 0) {
|
|
pr_debug("%s: command 0x%x, received response 0x%x\n",
|
|
__func__, hdr->opcode, port_d->cmd_result);
|
|
ret = port_d->cmd_result;
|
|
goto rel_bus_vote;
|
|
} else {
|
|
pr_err("%s: command 0x%x send timed out\n",
|
|
__func__, hdr->opcode);
|
|
ret = -ETIMEDOUT;
|
|
goto rel_bus_vote;
|
|
}
|
|
|
|
rel_bus_vote:
|
|
INIT_COMPLETION(port_d->afe_cmd_complete);
|
|
|
|
if (CMI_HDR_GET_OBM_FLAG(hdr))
|
|
wcd_cpe_bus_vote_max_bw(core, false);
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* wcd_cpe_afe_shmem_alloc: allocate the cpe memory for afe service
|
|
* @core: handle to cpe core
|
|
* @port_cfg: configuration data for the port which needs
|
|
* memory to be allocated on CPE
|
|
* @size: size of the memory to be allocated
|
|
*/
|
|
static int wcd_cpe_afe_shmem_alloc(
|
|
struct wcd_cpe_core *core,
|
|
struct wcd_cmi_afe_port_data *port_d,
|
|
u32 size)
|
|
{
|
|
struct cpe_cmd_shmem_alloc cmd_shmem_alloc;
|
|
int ret = 0;
|
|
|
|
pr_debug("%s: enter: size = %d\n", __func__, size);
|
|
|
|
memset(&cmd_shmem_alloc, 0, sizeof(cmd_shmem_alloc));
|
|
if (fill_afe_cmd_header(&cmd_shmem_alloc.hdr, port_d->port_id,
|
|
CPE_AFE_PORT_CMD_SHARED_MEM_ALLOC,
|
|
SHMEM_ALLOC_CMD_PLD_SIZE, false)) {
|
|
ret = -EINVAL;
|
|
goto end_ret;
|
|
}
|
|
|
|
cmd_shmem_alloc.size = size;
|
|
|
|
ret = wcd_cpe_cmi_send_afe_msg(core, port_d, &cmd_shmem_alloc);
|
|
if (ret) {
|
|
pr_err("%s: afe_shmem_alloc fail,ret = %d\n",
|
|
__func__, ret);
|
|
goto end_ret;
|
|
}
|
|
|
|
pr_debug("%s: completed %s, mem_handle = 0x%x\n",
|
|
__func__, "CPE_AFE_CMD_SHARED_MEM_ALLOC",
|
|
port_d->mem_handle);
|
|
|
|
end_ret:
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_afe_shmem_dealloc: deallocate the cpe memory for
|
|
* afe service
|
|
* @core: handle to cpe core
|
|
* @port_d: configuration data for the port which needs
|
|
* memory to be deallocated on CPE
|
|
* The memory handle to be de-allocated is saved in the
|
|
* port configuration data
|
|
*/
|
|
static int wcd_cpe_afe_shmem_dealloc(
|
|
struct wcd_cpe_core *core,
|
|
struct wcd_cmi_afe_port_data *port_d)
|
|
{
|
|
struct cpe_cmd_shmem_dealloc cmd_dealloc;
|
|
int ret = 0;
|
|
|
|
pr_debug("%s: enter, port_id = %d\n",
|
|
__func__, port_d->port_id);
|
|
|
|
memset(&cmd_dealloc, 0, sizeof(cmd_dealloc));
|
|
if (fill_afe_cmd_header(&cmd_dealloc.hdr, port_d->port_id,
|
|
CPE_AFE_PORT_CMD_SHARED_MEM_DEALLOC,
|
|
SHMEM_DEALLOC_CMD_PLD_SIZE, false)) {
|
|
ret = -EINVAL;
|
|
goto end_ret;
|
|
}
|
|
|
|
cmd_dealloc.addr = port_d->mem_handle;
|
|
ret = wcd_cpe_cmi_send_afe_msg(core, port_d, &cmd_dealloc);
|
|
if (ret) {
|
|
pr_err("failed to send shmem_dealloc cmd\n");
|
|
goto end_ret;
|
|
}
|
|
memset(&port_d->mem_handle, 0,
|
|
sizeof(port_d->mem_handle));
|
|
|
|
end_ret:
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_send_afe_cal: send the acdb calibration to AFE port
|
|
* @core: handle to cpe core
|
|
* @port_d: configuration data for the port for which the
|
|
* calibration needs to be appplied
|
|
*/
|
|
static int wcd_cpe_send_afe_cal(void *core_handle,
|
|
struct wcd_cmi_afe_port_data *port_d)
|
|
{
|
|
|
|
struct cal_block_data *afe_cal = NULL;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
struct cmi_obm_msg obm_msg;
|
|
void *inb_msg = NULL;
|
|
void *msg;
|
|
int rc = 0;
|
|
bool is_obm_msg;
|
|
|
|
if (core->cal_data[WCD_CPE_LSM_CAL_AFE] == NULL) {
|
|
pr_err("%s: LSM cal not allocated!\n",
|
|
__func__);
|
|
rc = -EINVAL;
|
|
goto rel_cal_mutex;
|
|
}
|
|
|
|
mutex_lock(&core->cal_data[WCD_CPE_LSM_CAL_AFE]->lock);
|
|
afe_cal = cal_utils_get_only_cal_block(
|
|
core->cal_data[WCD_CPE_LSM_CAL_AFE]);
|
|
if (!afe_cal) {
|
|
pr_err("%s: failed to get afe cal block\n",
|
|
__func__);
|
|
rc = -EINVAL;
|
|
goto rel_cal_mutex;
|
|
}
|
|
|
|
if (afe_cal->cal_data.size == 0) {
|
|
dev_dbg(core->dev, "%s: No AFE cal to send\n",
|
|
__func__);
|
|
rc = 0;
|
|
goto rel_cal_mutex;
|
|
}
|
|
|
|
is_obm_msg = (afe_cal->cal_data.size >
|
|
CMI_INBAND_MESSAGE_SIZE) ? true : false;
|
|
|
|
if (is_obm_msg) {
|
|
struct cmi_hdr *hdr = &(obm_msg.hdr);
|
|
struct cmi_obm *pld = &(obm_msg.pld);
|
|
|
|
rc = wcd_cpe_afe_shmem_alloc(core, port_d,
|
|
afe_cal->cal_data.size);
|
|
if (rc) {
|
|
dev_err(core->dev,
|
|
"%s: AFE shmem alloc fail %d\n",
|
|
__func__, rc);
|
|
goto rel_cal_mutex;
|
|
}
|
|
|
|
rc = fill_cmi_header(hdr, port_d->port_id,
|
|
CMI_CPE_AFE_SERVICE_ID,
|
|
0, 20, CPE_AFE_CMD_SET_PARAM,
|
|
true);
|
|
if (rc) {
|
|
dev_err(core->dev,
|
|
"%s: invalid params for header, err = %d\n",
|
|
__func__, rc);
|
|
wcd_cpe_afe_shmem_dealloc(core, port_d);
|
|
goto rel_cal_mutex;
|
|
}
|
|
|
|
pld->version = 0;
|
|
pld->size = afe_cal->cal_data.size;
|
|
pld->data_ptr.kvaddr = afe_cal->cal_data.kvaddr;
|
|
pld->mem_handle = port_d->mem_handle;
|
|
msg = &obm_msg;
|
|
|
|
} else {
|
|
u8 *msg_pld;
|
|
struct cmi_hdr *hdr;
|
|
inb_msg = kzalloc(sizeof(struct cmi_hdr) +
|
|
afe_cal->cal_data.size,
|
|
GFP_KERNEL);
|
|
if (!inb_msg) {
|
|
dev_err(core->dev,
|
|
"%s: no memory for afe cal inband\n",
|
|
__func__);
|
|
rc = -ENOMEM;
|
|
goto rel_cal_mutex;
|
|
}
|
|
|
|
hdr = (struct cmi_hdr *) inb_msg;
|
|
|
|
rc = fill_cmi_header(hdr, port_d->port_id,
|
|
CMI_CPE_AFE_SERVICE_ID,
|
|
0, afe_cal->cal_data.size,
|
|
CPE_AFE_CMD_SET_PARAM, false);
|
|
if (rc) {
|
|
dev_err(core->dev,
|
|
"%s: invalid params for header, err = %d\n",
|
|
__func__, rc);
|
|
kfree(inb_msg);
|
|
inb_msg = NULL;
|
|
goto rel_cal_mutex;
|
|
}
|
|
|
|
msg_pld = ((u8 *) inb_msg) + sizeof(struct cmi_hdr);
|
|
memcpy(msg_pld, afe_cal->cal_data.kvaddr,
|
|
afe_cal->cal_data.size);
|
|
|
|
msg = inb_msg;
|
|
}
|
|
|
|
rc = wcd_cpe_cmi_send_afe_msg(core, port_d, msg);
|
|
if (rc)
|
|
pr_err("%s: afe cal for listen failed, rc = %d\n",
|
|
__func__, rc);
|
|
|
|
if (is_obm_msg) {
|
|
wcd_cpe_afe_shmem_dealloc(core, port_d);
|
|
port_d->mem_handle = 0;
|
|
} else {
|
|
kfree(inb_msg);
|
|
inb_msg = NULL;
|
|
}
|
|
|
|
rel_cal_mutex:
|
|
mutex_unlock(&core->cal_data[WCD_CPE_LSM_CAL_AFE]->lock);
|
|
return rc;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_is_valid_port: check validity of afe port id
|
|
* @core: handle to core to check for validity
|
|
* @afe_cfg: client provided afe configuration
|
|
* @func: function name invoking this validity check,
|
|
* used for logging purpose only.
|
|
*/
|
|
static int wcd_cpe_is_valid_port(struct wcd_cpe_core *core,
|
|
struct wcd_cpe_afe_port_cfg *afe_cfg,
|
|
const char *func)
|
|
{
|
|
if (unlikely(IS_ERR_OR_NULL(core))) {
|
|
pr_err("%s: Invalid core handle\n", func);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (afe_cfg->port_id > WCD_CPE_AFE_MAX_PORTS) {
|
|
dev_err(core->dev,
|
|
"%s: invalid afe port (%u)\n",
|
|
func, afe_cfg->port_id);
|
|
return -EINVAL;
|
|
}
|
|
|
|
dev_dbg(core->dev,
|
|
"%s: port_id = %u\n",
|
|
func, afe_cfg->port_id);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wcd_cpe_afe_svc_cmd_mode(void *core_handle,
|
|
u8 mode)
|
|
{
|
|
struct cpe_afe_svc_cmd_mode afe_mode;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
struct wcd_cmi_afe_port_data *afe_port_d;
|
|
int ret;
|
|
|
|
afe_port_d = &afe_ports[0];
|
|
/*
|
|
* AFE SVC mode command is for the service and not port
|
|
* specific, hence use AFE port as 0 so the command will
|
|
* be applied to all AFE ports on CPE.
|
|
*/
|
|
afe_port_d->port_id = 0;
|
|
|
|
WCD_CPE_GRAB_LOCK(&afe_port_d->afe_lock, "afe");
|
|
memset(&afe_mode, 0, sizeof(afe_mode));
|
|
if (fill_afe_cmd_header(&afe_mode.hdr, afe_port_d->port_id,
|
|
CPE_AFE_SVC_CMD_LAB_MODE,
|
|
CPE_AFE_CMD_MODE_PAYLOAD_SIZE,
|
|
false)) {
|
|
ret = -EINVAL;
|
|
goto err_ret;
|
|
}
|
|
|
|
afe_mode.mode = mode;
|
|
|
|
ret = wcd_cpe_cmi_send_afe_msg(core, afe_port_d, &afe_mode);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: afe_svc_mode cmd failed, err = %d\n",
|
|
__func__, ret);
|
|
|
|
err_ret:
|
|
WCD_CPE_REL_LOCK(&afe_port_d->afe_lock, "afe");
|
|
return ret;
|
|
}
|
|
|
|
static int wcd_cpe_afe_cmd_port_cfg(void *core_handle,
|
|
struct wcd_cpe_afe_port_cfg *afe_cfg)
|
|
{
|
|
struct cpe_afe_cmd_port_cfg port_cfg_cmd;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
struct wcd_cmi_afe_port_data *afe_port_d;
|
|
int ret;
|
|
|
|
ret = wcd_cpe_is_valid_port(core, afe_cfg, __func__);
|
|
if (ret)
|
|
goto done;
|
|
|
|
afe_port_d = &afe_ports[afe_cfg->port_id];
|
|
afe_port_d->port_id = afe_cfg->port_id;
|
|
|
|
WCD_CPE_GRAB_LOCK(&afe_port_d->afe_lock, "afe");
|
|
memset(&port_cfg_cmd, 0, sizeof(port_cfg_cmd));
|
|
if (fill_afe_cmd_header(&port_cfg_cmd.hdr,
|
|
afe_cfg->port_id,
|
|
CPE_AFE_PORT_CMD_GENERIC_CONFIG,
|
|
CPE_AFE_CMD_PORT_CFG_PAYLOAD_SIZE,
|
|
false)) {
|
|
ret = -EINVAL;
|
|
goto err_ret;
|
|
}
|
|
|
|
port_cfg_cmd.bit_width = afe_cfg->bit_width;
|
|
port_cfg_cmd.num_channels = afe_cfg->num_channels;
|
|
port_cfg_cmd.sample_rate = afe_cfg->sample_rate;
|
|
port_cfg_cmd.buffer_size = AFE_OUT_BUF_SIZE(afe_cfg->bit_width,
|
|
afe_cfg->sample_rate);
|
|
|
|
ret = wcd_cpe_cmi_send_afe_msg(core, afe_port_d, &port_cfg_cmd);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: afe_port_config failed, err = %d\n",
|
|
__func__, ret);
|
|
|
|
err_ret:
|
|
WCD_CPE_REL_LOCK(&afe_port_d->afe_lock, "afe");
|
|
done:
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_afe_set_params: set the parameters for afe port
|
|
* @afe_cfg: configuration data for the port for which the
|
|
* parameters are to be set
|
|
*/
|
|
static int wcd_cpe_afe_set_params(void *core_handle,
|
|
struct wcd_cpe_afe_port_cfg *afe_cfg, bool afe_mad_ctl)
|
|
{
|
|
struct cpe_afe_params afe_params;
|
|
struct cpe_afe_hw_mad_ctrl *hw_mad_ctrl = &afe_params.hw_mad_ctrl;
|
|
struct cpe_afe_port_cfg *port_cfg = &afe_params.port_cfg;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
struct wcd_cmi_afe_port_data *afe_port_d;
|
|
int ret = 0, pld_size = 0;
|
|
|
|
ret = wcd_cpe_is_valid_port(core, afe_cfg, __func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
afe_port_d = &afe_ports[afe_cfg->port_id];
|
|
afe_port_d->port_id = afe_cfg->port_id;
|
|
|
|
WCD_CPE_GRAB_LOCK(&afe_port_d->afe_lock, "afe");
|
|
|
|
ret = wcd_cpe_send_afe_cal(core, afe_port_d);
|
|
if (ret) {
|
|
dev_err(core->dev,
|
|
"%s: afe acdb cal send failed, err = %d\n",
|
|
__func__, ret);
|
|
goto err_ret;
|
|
}
|
|
|
|
pld_size = CPE_AFE_PARAM_PAYLOAD_SIZE;
|
|
memset(&afe_params, 0, sizeof(afe_params));
|
|
|
|
if (fill_afe_cmd_header(&afe_params.hdr,
|
|
afe_cfg->port_id,
|
|
CPE_AFE_CMD_SET_PARAM,
|
|
(u8) pld_size, false)) {
|
|
ret = -EINVAL;
|
|
goto err_ret;
|
|
}
|
|
|
|
hw_mad_ctrl->param.module_id = CPE_AFE_MODULE_HW_MAD;
|
|
hw_mad_ctrl->param.param_id = CPE_AFE_PARAM_ID_HW_MAD_CTL;
|
|
hw_mad_ctrl->param.p_size.sr.param_size = PARAM_SIZE_AFE_HW_MAD_CTRL;
|
|
hw_mad_ctrl->param.p_size.sr.reserved = 0;
|
|
hw_mad_ctrl->minor_version = 1;
|
|
hw_mad_ctrl->mad_type = MAD_TYPE_AUDIO;
|
|
hw_mad_ctrl->mad_enable = afe_mad_ctl;
|
|
|
|
port_cfg->param.module_id = CPE_AFE_MODULE_AUDIO_DEV_INTERFACE;
|
|
port_cfg->param.param_id = CPE_AFE_PARAM_ID_GENERIC_PORT_CONFIG;
|
|
port_cfg->param.p_size.sr.param_size = PARAM_SIZE_AFE_PORT_CFG;
|
|
port_cfg->param.p_size.sr.reserved = 0;
|
|
port_cfg->minor_version = 1;
|
|
port_cfg->bit_width = afe_cfg->bit_width;
|
|
port_cfg->num_channels = afe_cfg->num_channels;
|
|
port_cfg->sample_rate = afe_cfg->sample_rate;
|
|
|
|
ret = wcd_cpe_cmi_send_afe_msg(core, afe_port_d, &afe_params);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: afe_port_config failed, err = %d\n",
|
|
__func__, ret);
|
|
err_ret:
|
|
WCD_CPE_REL_LOCK(&afe_port_d->afe_lock, "afe");
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_afe_port_start: send the start command to afe service
|
|
* @core_handle: handle to the cpe core
|
|
* @port_cfg: configuration data for the afe port which needs
|
|
* to be started.
|
|
*/
|
|
static int wcd_cpe_afe_port_start(void *core_handle,
|
|
struct wcd_cpe_afe_port_cfg *port_cfg)
|
|
{
|
|
|
|
struct cmi_hdr hdr;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
struct wcd_cmi_afe_port_data *afe_port_d;
|
|
int ret = 0;
|
|
|
|
ret = wcd_cpe_is_valid_port(core, port_cfg, __func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
afe_port_d = &afe_ports[port_cfg->port_id];
|
|
afe_port_d->port_id = port_cfg->port_id;
|
|
|
|
WCD_CPE_GRAB_LOCK(&afe_port_d->afe_lock, "afe");
|
|
|
|
memset(&hdr, 0, sizeof(struct cmi_hdr));
|
|
fill_afe_cmd_header(&hdr, port_cfg->port_id,
|
|
CPE_AFE_PORT_CMD_START,
|
|
0, false);
|
|
ret = wcd_cpe_cmi_send_afe_msg(core, afe_port_d, &hdr);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: afe_port_start cmd failed, err = %d\n",
|
|
__func__, ret);
|
|
WCD_CPE_REL_LOCK(&afe_port_d->afe_lock, "afe");
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_afe_port_stop: send stop command to afe service
|
|
* @core_handle: handle to the cpe core
|
|
* @port_cfg: configuration data for the afe port which needs
|
|
* to be stopped.
|
|
*/
|
|
static int wcd_cpe_afe_port_stop(void *core_handle,
|
|
struct wcd_cpe_afe_port_cfg *port_cfg)
|
|
{
|
|
struct cmi_hdr hdr;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
struct wcd_cmi_afe_port_data *afe_port_d;
|
|
int ret = 0;
|
|
|
|
ret = wcd_cpe_is_valid_port(core, port_cfg, __func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
afe_port_d = &afe_ports[port_cfg->port_id];
|
|
afe_port_d->port_id = port_cfg->port_id;
|
|
|
|
WCD_CPE_GRAB_LOCK(&afe_port_d->afe_lock, "afe");
|
|
|
|
memset(&hdr, 0, sizeof(hdr));
|
|
fill_afe_cmd_header(&hdr, port_cfg->port_id,
|
|
CPE_AFE_PORT_CMD_STOP,
|
|
0, false);
|
|
ret = wcd_cpe_cmi_send_afe_msg(core, afe_port_d, &hdr);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: afe_stop cmd failed, err = %d\n",
|
|
__func__, ret);
|
|
|
|
WCD_CPE_REL_LOCK(&afe_port_d->afe_lock, "afe");
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_afe_port_suspend: send suspend command to afe service
|
|
* @core_handle: handle to the cpe core
|
|
* @port_cfg: configuration data for the afe port which needs
|
|
* to be suspended.
|
|
*/
|
|
static int wcd_cpe_afe_port_suspend(void *core_handle,
|
|
struct wcd_cpe_afe_port_cfg *port_cfg)
|
|
{
|
|
struct cmi_hdr hdr;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
struct wcd_cmi_afe_port_data *afe_port_d;
|
|
int ret = 0;
|
|
|
|
ret = wcd_cpe_is_valid_port(core, port_cfg, __func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
afe_port_d = &afe_ports[port_cfg->port_id];
|
|
afe_port_d->port_id = port_cfg->port_id;
|
|
|
|
WCD_CPE_GRAB_LOCK(&afe_port_d->afe_lock, "afe");
|
|
|
|
memset(&hdr, 0, sizeof(struct cmi_hdr));
|
|
fill_afe_cmd_header(&hdr, port_cfg->port_id,
|
|
CPE_AFE_PORT_CMD_SUSPEND,
|
|
0, false);
|
|
ret = wcd_cpe_cmi_send_afe_msg(core, afe_port_d, &hdr);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: afe_suspend cmd failed, err = %d\n",
|
|
__func__, ret);
|
|
WCD_CPE_REL_LOCK(&afe_port_d->afe_lock, "afe");
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_afe_port_resume: send the resume command to afe service
|
|
* @core_handle: handle to the cpe core
|
|
* @port_cfg: configuration data for the afe port which needs
|
|
* to be resumed.
|
|
*/
|
|
static int wcd_cpe_afe_port_resume(void *core_handle,
|
|
struct wcd_cpe_afe_port_cfg *port_cfg)
|
|
{
|
|
struct cmi_hdr hdr;
|
|
struct wcd_cpe_core *core = core_handle;
|
|
struct wcd_cmi_afe_port_data *afe_port_d;
|
|
int ret = 0;
|
|
|
|
ret = wcd_cpe_is_valid_port(core, port_cfg, __func__);
|
|
if (ret)
|
|
return ret;
|
|
|
|
afe_port_d = &afe_ports[port_cfg->port_id];
|
|
afe_port_d->port_id = port_cfg->port_id;
|
|
|
|
WCD_CPE_GRAB_LOCK(&afe_port_d->afe_lock, "afe");
|
|
|
|
memset(&hdr, 0, sizeof(hdr));
|
|
fill_afe_cmd_header(&hdr, port_cfg->port_id,
|
|
CPE_AFE_PORT_CMD_RESUME,
|
|
0, false);
|
|
ret = wcd_cpe_cmi_send_afe_msg(core, afe_port_d, &hdr);
|
|
if (ret)
|
|
dev_err(core->dev,
|
|
"%s: afe_resume cmd failed, err = %d\n",
|
|
__func__, ret);
|
|
WCD_CPE_REL_LOCK(&afe_port_d->afe_lock, "afe");
|
|
return ret;
|
|
|
|
}
|
|
|
|
/*
|
|
* wcd_cpe_register_afe_driver: register lsm driver to codec
|
|
* @cpe_ops: structure with lsm callbacks
|
|
* @codec: codec to which this lsm driver is registered to
|
|
*/
|
|
int wcd_cpe_get_afe_ops(struct wcd_cpe_afe_ops *afe_ops)
|
|
{
|
|
afe_ops->afe_set_params = wcd_cpe_afe_set_params;
|
|
afe_ops->afe_port_start = wcd_cpe_afe_port_start;
|
|
afe_ops->afe_port_stop = wcd_cpe_afe_port_stop;
|
|
afe_ops->afe_port_suspend = wcd_cpe_afe_port_suspend;
|
|
afe_ops->afe_port_resume = wcd_cpe_afe_port_resume;
|
|
afe_ops->afe_port_cmd_cfg = wcd_cpe_afe_cmd_port_cfg;
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(wcd_cpe_get_afe_ops);
|
|
|
|
MODULE_DESCRIPTION("WCD CPE Core");
|
|
MODULE_LICENSE("GPL v2");
|