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

Signed-off-by: Tejas Vipin <tejasvipi...@gmail.com>
---
 .../drm/panel/panel-startek-kd070fhfid015.c   | 123 ++++++------------
 1 file changed, 39 insertions(+), 84 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-startek-kd070fhfid015.c 
b/drivers/gpu/drm/panel/panel-startek-kd070fhfid015.c
index 0156689f41cd..f1df727b9183 100644
--- a/drivers/gpu/drm/panel/panel-startek-kd070fhfid015.c
+++ b/drivers/gpu/drm/panel/panel-startek-kd070fhfid015.c
@@ -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);
-
-       ret = mipi_dsi_dcs_enter_sleep_mode(dsi);
-       if (ret < 0)
-               dev_err(dev, "failed to enter sleep mode: %d\n", ret);
+       mipi_dsi_dcs_set_display_off_multi(&dsi_ctx);
+       mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx);
 
-       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;
 
@@ -235,13 +193,13 @@ static int stk_panel_get_modes(struct drm_panel *panel,
 static int dsi_dcs_bl_get_brightness(struct backlight_device *bl)
 {
        struct mipi_dsi_device *dsi = bl_get_data(bl);
-       int ret;
+       struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
        u16 brightness;
 
        dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
-       ret = mipi_dsi_dcs_get_display_brightness(dsi, &brightness);
-       if (ret < 0)
-               return ret;
+       mipi_dsi_dcs_get_display_brightness_multi(&dsi_ctx, &brightness);
+       if (dsi_ctx.accum_err)
+               return dsi_ctx.accum_err;
 
        dsi->mode_flags |= MIPI_DSI_MODE_LPM;
        return brightness & 0xff;
@@ -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 = {
-- 
2.45.2

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