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msm_fb: display: add panel's late_init

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Some panels need to be initialized after panel is on.
Add late_init to support this feature.

CRs-fixed: 433011
Change-Id: I73c623d1fe52363f070af79ce4bf7774cd84689e
Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org>
This commit is contained in:
Kuogee Hsieh 2012-12-18 09:40:25 -08:00 committed by Stephen Boyd
parent 1844bc38ac
commit 9f27d80763
6 changed files with 47 additions and 0 deletions
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5
drivers/video/msm/mdp.c
View file

@ -2228,6 +2228,10 @@ static int mdp_on(struct platform_device *pdev)
mdp_pipe_ctrl(MDP_CMD_BLOCK, MDP_BLOCK_POWER_OFF, FALSE);
mdp_histogram_ctrl_all(TRUE);
if (ret == 0)
ret = panel_next_late_init(pdev);
pr_debug("%s:-\n", __func__);
return ret;
@ -2534,6 +2538,7 @@ static int mdp_probe(struct platform_device *pdev)
pdata = msm_fb_dev->dev.platform_data;
pdata->on = mdp_on;
pdata->off = mdp_off;
pdata->late_init = NULL;
pdata->next = pdev;
mdp_clk_ctrl(1);

6
drivers/video/msm/mipi_dsi.c
View file

@ -330,6 +330,11 @@ static int mipi_dsi_on(struct platform_device *pdev)
return ret;
}
static int mipi_dsi_late_init(struct platform_device *pdev)
{
return panel_next_late_init(pdev);
}
static int mipi_dsi_resource_initialized;
@ -477,6 +482,7 @@ static int mipi_dsi_probe(struct platform_device *pdev)
pdata = mdp_dev->dev.platform_data;
pdata->on = mipi_dsi_on;
pdata->off = mipi_dsi_off;
pdata->late_init = mipi_dsi_late_init;
pdata->next = pdev;
/*

6
drivers/video/msm/mipi_novatek.c
View file

@ -449,6 +449,11 @@ static int mipi_novatek_lcd_off(struct platform_device *pdev)
return 0;
}
static int mipi_novatek_lcd_late_init(struct platform_device *pdev)
{
return 0;
}
DEFINE_LED_TRIGGER(bkl_led_trigger);
static char led_pwm1[2] = {0x51, 0x0}; /* DTYPE_DCS_WRITE1 */
@ -547,6 +552,7 @@ static struct platform_driver this_driver = {
static struct msm_fb_panel_data novatek_panel_data = {
.on = mipi_novatek_lcd_on,
.off = mipi_novatek_lcd_off,
.late_init = mipi_novatek_lcd_late_init,
.set_backlight = mipi_novatek_set_backlight,
};

6
drivers/video/msm/mipi_toshiba.c
View file

@ -224,6 +224,11 @@ static int mipi_toshiba_lcd_off(struct platform_device *pdev)
return 0;
}
static int mipi_toshiba_lcd_late_init(struct platform_device *pdev)
{
return 0;
}
void mipi_bklight_pwm_cfg(void)
{
if (mipi_toshiba_pdata && mipi_toshiba_pdata->dsi_pwm_cfg)
@ -296,6 +301,7 @@ static struct platform_driver this_driver = {
static struct msm_fb_panel_data toshiba_panel_data = {
.on = mipi_toshiba_lcd_on,
.off = mipi_toshiba_lcd_off,
.late_init = mipi_toshiba_lcd_late_init,
.set_backlight = mipi_toshiba_set_backlight,
};

22
drivers/video/msm/msm_fb_panel.c
View file

@ -78,6 +78,28 @@ int panel_next_off(struct platform_device *pdev)
return ret;
}
int panel_next_late_init(struct platform_device *pdev)
{
int ret = 0;
struct msm_fb_panel_data *pdata;
struct msm_fb_panel_data *next_pdata;
struct platform_device *next_pdev;
pdata = (struct msm_fb_panel_data *)pdev->dev.platform_data;
if (pdata) {
next_pdev = pdata->next;
if (next_pdev) {
next_pdata = (struct msm_fb_panel_data *)
next_pdev->dev.platform_data;
if ((next_pdata) && (next_pdata->late_init))
ret = next_pdata->late_init(next_pdev);
}
}
return ret;
}
struct platform_device *msm_fb_device_alloc(struct msm_fb_panel_data *pdata,
u32 type, u32 id)
{

2
drivers/video/msm/msm_fb_panel.h
View file

@ -195,6 +195,7 @@ struct msm_fb_panel_data {
/* function entry chain */
int (*on) (struct platform_device *pdev);
int (*off) (struct platform_device *pdev);
int (*late_init) (struct platform_device *pdev);
int (*power_ctrl) (boolean enable);
struct platform_device *next;
int (*clk_func) (int enable);
@ -207,6 +208,7 @@ struct platform_device *msm_fb_device_alloc(struct msm_fb_panel_data *pdata,
u32 type, u32 id);
int panel_next_on(struct platform_device *pdev);
int panel_next_off(struct platform_device *pdev);
int panel_next_late_init(struct platform_device *pdev);
int lcdc_device_register(struct msm_panel_info *pinfo);