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msm: rpm_stats: Add support to read master PC stats from RPM MSG RAM.

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RPM maintains PC stats for each master in MSG RAM and it allocates
256 bytes for this use. No of masters differs for different targets.

Initialize the resources for rpm_master_stat platform device.

Signed-off-by: Anji Jonnala <anjir@codeaurora.org>

Change-Id: I0a44b083fd01a852ba214ecf1d2e6d953c154ed5
Signed-off-by: Neha Pandey <nehap@codeaurora.org>
This commit is contained in:
Anji Jonnala 2012-11-01 13:11:42 +05:30 committed by Stephen Boyd
parent 9ae712dd89
commit 0b73a54445
10 changed files with 148 additions and 0 deletions
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1
arch/arm/mach-msm/board-8064.c
View file

@ -2315,6 +2315,7 @@ static struct platform_device *common_devices[] __initdata = {
&apq8064_rpm_device,
&apq8064_rpm_log_device,
&apq8064_rpm_stat_device,
&apq8064_rpm_master_stat_device,
&apq_device_tz_log,
&msm_bus_8064_apps_fabric,
&msm_bus_8064_sys_fabric,

1
arch/arm/mach-msm/board-8930.c
View file

@ -2323,6 +2323,7 @@ static struct platform_device *common_devices[] __initdata = {
&msm8930_rpm_log_device,
&msm8930_rpm_rbcpr_device,
&msm8930_rpm_stat_device,
&msm8930_rpm_master_stat_device,
#ifdef CONFIG_ION_MSM
&msm8930_ion_dev,
#endif

1
arch/arm/mach-msm/board-8960.c
View file

@ -2687,6 +2687,7 @@ static struct platform_device *common_devices[] __initdata = {
&msm8960_rpm_device,
&msm8960_rpm_log_device,
&msm8960_rpm_stat_device,
&msm8960_rpm_master_stat_device,
&msm_device_tz_log,
&coresight_tpiu_device,
&coresight_etb_device,

1
arch/arm/mach-msm/board-9615.c
View file

@ -932,6 +932,7 @@ static struct platform_device *common_devices[] = {
&msm_bus_def_fab,
&msm9615_rpm_log_device,
&msm9615_rpm_stat_device,
&msm9615_rpm_master_stat_device,
&msm_tsens_device,
};

32
arch/arm/mach-msm/devices-8064.c
View file

@ -101,6 +101,7 @@
/* Address of PCIE20 */
#define PCIE20_PHYS 0x1b500000
#define PCIE20_SIZE SZ_4K
#define MSM8064_RPM_MASTER_STATS_BASE 0x10BB00
static struct msm_watchdog_pdata msm_watchdog_pdata = {
.pet_time = 10000,
@ -2291,6 +2292,37 @@ struct platform_device apq8064_rpm_stat_device = {
},
};
static struct resource resources_rpm_master_stats[] = {
{
.start = MSM8064_RPM_MASTER_STATS_BASE,
.end = MSM8064_RPM_MASTER_STATS_BASE + SZ_256,
.flags = IORESOURCE_MEM,
},
};
static char *master_names[] = {
"KPSS",
"MPSS",
"LPASS",
"RIVA",
"DSPS",
};
static struct msm_rpm_master_stats_platform_data msm_rpm_master_stat_pdata = {
.masters = master_names,
.nomasters = ARRAY_SIZE(master_names),
};
struct platform_device apq8064_rpm_master_stat_device = {
.name = "msm_rpm_master_stat",
.id = -1,
.num_resources = ARRAY_SIZE(resources_rpm_master_stats),
.resource = resources_rpm_master_stats,
.dev = {
.platform_data = &msm_rpm_master_stat_pdata,
},
};
static struct msm_rpm_log_platform_data msm_rpm_log_pdata = {
.phys_addr_base = 0x0010C000,
.reg_offsets = {

31
arch/arm/mach-msm/devices-8930.c
View file

@ -36,6 +36,7 @@
#ifdef CONFIG_MSM_MPM
#include <mach/mpm.h>
#endif
#define MSM8930_RPM_MASTER_STATS_BASE 0x10B100
struct msm_rpm_platform_data msm8930_rpm_data __initdata = {
.reg_base_addrs = {
@ -541,6 +542,36 @@ struct platform_device msm8930_rpm_stat_device = {
},
};
static struct resource resources_rpm_master_stats[] = {
{
.start = MSM8930_RPM_MASTER_STATS_BASE,
.end = MSM8930_RPM_MASTER_STATS_BASE + SZ_256,
.flags = IORESOURCE_MEM,
},
};
static char *master_names[] = {
"KPSS",
"MPSS",
"LPASS",
"RIVA",
};
static struct msm_rpm_master_stats_platform_data msm_rpm_master_stat_pdata = {
.masters = master_names,
.nomasters = ARRAY_SIZE(master_names),
};
struct platform_device msm8930_rpm_master_stat_device = {
.name = "msm_rpm_master_stat",
.id = -1,
.num_resources = ARRAY_SIZE(resources_rpm_master_stats),
.resource = resources_rpm_master_stats,
.dev = {
.platform_data = &msm_rpm_master_stat_pdata,
},
};
static struct resource msm_rpm_rbcpr_resource = {
.start = 0x0010CB00,
.end = 0x0010CB00 + SZ_8K - 1,

32
arch/arm/mach-msm/devices-8960.c
View file

@ -101,6 +101,7 @@
#define MSM8960_HSUSB_PHYS 0x12500000
#define MSM8960_HSUSB_SIZE SZ_4K
#define MSM8960_RPM_MASTER_STATS_BASE 0x10BB00
static struct resource resources_otg[] = {
{
@ -3712,6 +3713,37 @@ struct platform_device msm8960_rpm_stat_device = {
},
};
static struct resource resources_rpm_master_stats[] = {
{
.start = MSM8960_RPM_MASTER_STATS_BASE,
.end = MSM8960_RPM_MASTER_STATS_BASE + SZ_256,
.flags = IORESOURCE_MEM,
},
};
static char *master_names[] = {
"KPSS",
"GPSS",
"LPASS",
"RIVA",
"DSPS",
};
static struct msm_rpm_master_stats_platform_data msm_rpm_master_stat_pdata = {
.masters = master_names,
.nomasters = ARRAY_SIZE(master_names),
};
struct platform_device msm8960_rpm_master_stat_device = {
.name = "msm_rpm_master_stat",
.id = -1,
.num_resources = ARRAY_SIZE(resources_rpm_master_stats),
.resource = resources_rpm_master_stats,
.dev = {
.platform_data = &msm_rpm_master_stat_pdata,
},
};
struct platform_device msm_bus_sys_fabric = {
.name = "msm_bus_fabric",
.id = MSM_BUS_FAB_SYSTEM,

30
arch/arm/mach-msm/devices-9615.c
View file

@ -64,6 +64,7 @@
#define MSM_GPIO_I2C_CLK 16
#define MSM_GPIO_I2C_SDA 17
#define MSM9615_RPM_MASTER_STATS_BASE 0x10A700
static struct msm_watchdog_pdata msm_watchdog_pdata = {
.pet_time = 10000,
@ -1328,6 +1329,35 @@ struct platform_device msm9615_rpm_stat_device = {
},
};
static struct resource resources_rpm_master_stats[] = {
{
.start = MSM9615_RPM_MASTER_STATS_BASE,
.end = MSM9615_RPM_MASTER_STATS_BASE + SZ_256,
.flags = IORESOURCE_MEM,
},
};
static char *master_names[] = {
"KPSS",
"MPSS",
"LPASS",
};
static struct msm_rpm_master_stats_platform_data msm_rpm_master_stat_pdata = {
.masters = master_names,
.nomasters = ARRAY_SIZE(master_names),
};
struct platform_device msm9615_rpm_master_stat_device = {
.name = "msm_rpm_master_stat",
.id = -1,
.num_resources = ARRAY_SIZE(resources_rpm_master_stats),
.resource = resources_rpm_master_stats,
.dev = {
.platform_data = &msm_rpm_master_stat_pdata,
},
};
static struct msm_rpm_log_platform_data msm_rpm_log_pdata = {
.phys_addr_base = 0x0010AC00,
.reg_offsets = {

4
arch/arm/mach-msm/devices.h
View file

@ -330,10 +330,12 @@ extern struct platform_device led_pdev;
extern struct platform_device msm8960_rpm_device;
extern struct platform_device msm8960_rpm_stat_device;
extern struct platform_device msm8960_rpm_master_stat_device;
extern struct platform_device msm8960_rpm_log_device;
extern struct platform_device msm8930_rpm_device;
extern struct platform_device msm8930_rpm_stat_device;
extern struct platform_device msm8930_rpm_master_stat_device;
extern struct platform_device msm8930_rpm_log_device;
extern struct platform_device msm8930_rpm_rbcpr_device;
@ -343,10 +345,12 @@ extern struct platform_device msm8660_rpm_log_device;
extern struct platform_device msm9615_rpm_device;
extern struct platform_device msm9615_rpm_stat_device;
extern struct platform_device msm9615_rpm_master_stat_device;
extern struct platform_device msm9615_rpm_log_device;
extern struct platform_device apq8064_rpm_device;
extern struct platform_device apq8064_rpm_stat_device;
extern struct platform_device apq8064_rpm_master_stat_device;
extern struct platform_device apq8064_rpm_log_device;
extern struct platform_device msm_device_rng;

15
arch/arm/mach-msm/rpm_stats.h
View file

@ -20,4 +20,19 @@ struct msm_rpmstats_platform_data {
phys_addr_t phys_addr_base;
u32 phys_size;
};
struct msm_rpm_master_stats_platform_data {
phys_addr_t phys_addr_base;
u32 phys_size;
char **masters;
/*
* RPM maintains PC stats for each master in MSG RAM,
* it allocates 256 bytes for this use.
* No of masters differs for different targets.
* Based on the number of masters, linux rpm stat
* driver reads (32 * nomasters) bytes to display
* master stats.
*/
u32 nomasters;
};
#endif