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drm/panel: startek-kd070fhfid015: transition to mipi_dsi wrapped functions

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Use multi style wrapped functions for mipi_dsi in the
startek-kd070fhfid015 panel.

Signed-off-by: Tejas Vipin <tejasvipin76@gmail.com>
Reviewed-by: Jessica Zhang <quic_jesszhan@quicinc.com>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240806135949.468636-3-tejasvipin76@gmail.com
This commit is contained in:
Tejas Vipin 2024-08-06 19:29:49 +05:30 committed by Douglas Anderson
parent 5ddb0a8aa8
commit b080a60731
1 changed files with 35 additions and 80 deletions
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115
drivers/gpu/drm/panel/panel-startek-kd070fhfid015.c
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@ -24,10 +24,10 @@
#include <drm/drm_modes.h>
#include <drm/drm_panel.h>
#define DSI_REG_MCAP 0xB0
#define DSI_REG_IS 0xB3 /* Interface Setting */
#define DSI_REG_IIS 0xB4 /* Interface ID Setting */
#define DSI_REG_CTRL 0xB6
#define DSI_REG_MCAP 0xb0
#define DSI_REG_IS 0xb3 /* Interface Setting */
#define DSI_REG_IIS 0xb4 /* Interface ID Setting */
#define DSI_REG_CTRL 0xb6
enum {
IOVCC = 0,
@ -52,92 +52,55 @@ static inline struct stk_panel *to_stk_panel(struct drm_panel *panel)
static int stk_panel_init(struct stk_panel *stk)
{
struct mipi_dsi_device *dsi = stk->dsi;
struct device *dev = &stk->dsi->dev;
int ret;
struct mipi_dsi_multi_context dsi_ctx = {.dsi = dsi};
ret = mipi_dsi_dcs_soft_reset(dsi);
if (ret < 0) {
dev_err(dev, "failed to mipi_dsi_dcs_soft_reset: %d\n", ret);
return ret;
}
mdelay(5);
mipi_dsi_dcs_soft_reset_multi(&dsi_ctx);
mipi_dsi_msleep(&dsi_ctx, 5);
mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx);
mipi_dsi_msleep(&dsi_ctx, 120);
ret = mipi_dsi_dcs_exit_sleep_mode(dsi);
if (ret < 0) {
dev_err(dev, "failed to set exit sleep mode: %d\n", ret);
return ret;
}
msleep(120);
mipi_dsi_generic_write_seq(dsi, DSI_REG_MCAP, 0x04);
mipi_dsi_generic_write_seq_multi(&dsi_ctx, DSI_REG_MCAP, 0x04);
/* Interface setting, video mode */
mipi_dsi_generic_write_seq(dsi, DSI_REG_IS, 0x14, 0x08, 0x00, 0x22, 0x00);
mipi_dsi_generic_write_seq(dsi, DSI_REG_IIS, 0x0C, 0x00);
mipi_dsi_generic_write_seq(dsi, DSI_REG_CTRL, 0x3A, 0xD3);
mipi_dsi_generic_write_seq_multi(&dsi_ctx, DSI_REG_IS, 0x14, 0x08, 0x00, 0x22, 0x00);
mipi_dsi_generic_write_seq_multi(&dsi_ctx, DSI_REG_IIS, 0x0c, 0x00);
mipi_dsi_generic_write_seq_multi(&dsi_ctx, DSI_REG_CTRL, 0x3a, 0xd3);
ret = mipi_dsi_dcs_set_display_brightness(dsi, 0x77);
if (ret < 0) {
dev_err(dev, "failed to write display brightness: %d\n", ret);
return ret;
}
mipi_dsi_dcs_set_display_brightness_multi(&dsi_ctx, 0x77);
mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_CONTROL_DISPLAY,
MIPI_DCS_WRITE_MEMORY_START);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_WRITE_CONTROL_DISPLAY,
MIPI_DCS_WRITE_MEMORY_START);
ret = mipi_dsi_dcs_set_pixel_format(dsi, 0x77);
if (ret < 0) {
dev_err(dev, "failed to set pixel format: %d\n", ret);
return ret;
}
mipi_dsi_dcs_set_pixel_format_multi(&dsi_ctx, 0x77);
mipi_dsi_dcs_set_column_address_multi(&dsi_ctx, 0, stk->mode->hdisplay - 1);
mipi_dsi_dcs_set_page_address_multi(&dsi_ctx, 0, stk->mode->vdisplay - 1);
ret = mipi_dsi_dcs_set_column_address(dsi, 0, stk->mode->hdisplay - 1);
if (ret < 0) {
dev_err(dev, "failed to set column address: %d\n", ret);
return ret;
}
ret = mipi_dsi_dcs_set_page_address(dsi, 0, stk->mode->vdisplay - 1);
if (ret < 0) {
dev_err(dev, "failed to set page address: %d\n", ret);
return ret;
}
return 0;
return dsi_ctx.accum_err;
}
static int stk_panel_on(struct stk_panel *stk)
{
struct mipi_dsi_device *dsi = stk->dsi;
struct device *dev = &stk->dsi->dev;
int ret;
struct mipi_dsi_multi_context dsi_ctx = {.dsi = dsi};
ret = mipi_dsi_dcs_set_display_on(dsi);
if (ret < 0)
dev_err(dev, "failed to set display on: %d\n", ret);
mipi_dsi_dcs_set_display_on_multi(&dsi_ctx);
mdelay(20);
mipi_dsi_msleep(&dsi_ctx, 20);
return ret;
return dsi_ctx.accum_err;
}
static void stk_panel_off(struct stk_panel *stk)
{
struct mipi_dsi_device *dsi = stk->dsi;
struct device *dev = &stk->dsi->dev;
int ret;
struct mipi_dsi_multi_context dsi_ctx = {.dsi = dsi};
dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
ret = mipi_dsi_dcs_set_display_off(dsi);
if (ret < 0)
dev_err(dev, "failed to set display off: %d\n", ret);
mipi_dsi_dcs_set_display_off_multi(&dsi_ctx);
mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx);
ret = mipi_dsi_dcs_enter_sleep_mode(dsi);
if (ret < 0)
dev_err(dev, "failed to enter sleep mode: %d\n", ret);
msleep(100);
mipi_dsi_msleep(&dsi_ctx, 100);
}
static int stk_panel_unprepare(struct drm_panel *panel)
@ -155,7 +118,6 @@ static int stk_panel_unprepare(struct drm_panel *panel)
static int stk_panel_prepare(struct drm_panel *panel)
{
struct stk_panel *stk = to_stk_panel(panel);
struct device *dev = &stk->dsi->dev;
int ret;
gpiod_set_value(stk->reset_gpio, 0);
@ -175,16 +137,12 @@ static int stk_panel_prepare(struct drm_panel *panel)
gpiod_set_value(stk->reset_gpio, 1);
mdelay(10);
ret = stk_panel_init(stk);
if (ret < 0) {
dev_err(dev, "failed to init panel: %d\n", ret);
if (ret < 0)
goto poweroff;
}
ret = stk_panel_on(stk);
if (ret < 0) {
dev_err(dev, "failed to set panel on: %d\n", ret);
if (ret < 0)
goto poweroff;
}
return 0;
@ -250,18 +208,15 @@ static int dsi_dcs_bl_get_brightness(struct backlight_device *bl)
static int dsi_dcs_bl_update_status(struct backlight_device *bl)
{
struct mipi_dsi_device *dsi = bl_get_data(bl);
struct device *dev = &dsi->dev;
int ret;
struct mipi_dsi_multi_context dsi_ctx = {.dsi = dsi};
dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
ret = mipi_dsi_dcs_set_display_brightness(dsi, bl->props.brightness);
if (ret < 0) {
dev_err(dev, "failed to set DSI control: %d\n", ret);
return ret;
}
mipi_dsi_dcs_set_display_brightness_multi(&dsi_ctx, bl->props.brightness);
if (dsi_ctx.accum_err)
return dsi_ctx.accum_err;
dsi->mode_flags |= MIPI_DSI_MODE_LPM;
return 0;
return dsi_ctx.accum_err;
}
static const struct backlight_ops dsi_bl_ops = {