mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-10-06 08:46:46 +00:00
drm/panel: st7703: Move generic part of init sequence to enable callback
Calling sleep out and display on is a controller specific part of the initialization process. Move it out of the panel specific initialization function to the enable callback. Signed-off-by: Ondrej Jirman <megous@megous.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Tested-by: Guido Günther <agx@sigxcpu.org> Reviewed-by: Guido Günther <agx@sigxcpu.org> Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Link: https://patchwork.freedesktop.org/patch/msgid/20200701162928.1638874-9-megous@megous.com
This commit is contained in:
parent
a14268a642
commit
e609fb1ea2
1 changed files with 18 additions and 15 deletions
|
@ -84,8 +84,6 @@ static inline struct st7703 *panel_to_st7703(struct drm_panel *panel)
|
||||||
static int jh057n_init_sequence(struct st7703 *ctx)
|
static int jh057n_init_sequence(struct st7703 *ctx)
|
||||||
{
|
{
|
||||||
struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
|
struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
|
||||||
struct device *dev = ctx->dev;
|
|
||||||
int ret;
|
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* Init sequence was supplied by the panel vendor. Most of the commands
|
* Init sequence was supplied by the panel vendor. Most of the commands
|
||||||
|
@ -136,20 +134,7 @@ static int jh057n_init_sequence(struct st7703 *ctx)
|
||||||
0x18, 0x00, 0x09, 0x0E, 0x29, 0x2D, 0x3C, 0x41,
|
0x18, 0x00, 0x09, 0x0E, 0x29, 0x2D, 0x3C, 0x41,
|
||||||
0x37, 0x07, 0x0B, 0x0D, 0x10, 0x11, 0x0F, 0x10,
|
0x37, 0x07, 0x0B, 0x0D, 0x10, 0x11, 0x0F, 0x10,
|
||||||
0x11, 0x18);
|
0x11, 0x18);
|
||||||
msleep(20);
|
|
||||||
|
|
||||||
ret = mipi_dsi_dcs_exit_sleep_mode(dsi);
|
|
||||||
if (ret < 0) {
|
|
||||||
DRM_DEV_ERROR(dev, "Failed to exit sleep mode: %d\n", ret);
|
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
/* Panel is operational 120 msec after reset */
|
|
||||||
msleep(60);
|
|
||||||
ret = mipi_dsi_dcs_set_display_on(dsi);
|
|
||||||
if (ret)
|
|
||||||
return ret;
|
|
||||||
|
|
||||||
DRM_DEV_DEBUG_DRIVER(dev, "Panel init sequence done\n");
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -180,6 +165,7 @@ struct st7703_panel_desc jh057n00900_panel_desc = {
|
||||||
static int st7703_enable(struct drm_panel *panel)
|
static int st7703_enable(struct drm_panel *panel)
|
||||||
{
|
{
|
||||||
struct st7703 *ctx = panel_to_st7703(panel);
|
struct st7703 *ctx = panel_to_st7703(panel);
|
||||||
|
struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
|
||||||
int ret;
|
int ret;
|
||||||
|
|
||||||
ret = ctx->desc->init_sequence(ctx);
|
ret = ctx->desc->init_sequence(ctx);
|
||||||
|
@ -189,6 +175,23 @@ static int st7703_enable(struct drm_panel *panel)
|
||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
msleep(20);
|
||||||
|
|
||||||
|
ret = mipi_dsi_dcs_exit_sleep_mode(dsi);
|
||||||
|
if (ret < 0) {
|
||||||
|
DRM_DEV_ERROR(ctx->dev, "Failed to exit sleep mode: %d\n", ret);
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Panel is operational 120 msec after reset */
|
||||||
|
msleep(60);
|
||||||
|
|
||||||
|
ret = mipi_dsi_dcs_set_display_on(dsi);
|
||||||
|
if (ret)
|
||||||
|
return ret;
|
||||||
|
|
||||||
|
DRM_DEV_DEBUG_DRIVER(ctx->dev, "Panel init sequence done\n");
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
Loading…
Reference in a new issue