Stop using deprecated API.
Used Coccinelle to make the change.

@rule_3@
identifier dsi_var;
identifier r;
identifier func;
type t;
position p;
expression dsi_device;
expression list es;
@@
t func(...) {
...
struct mipi_dsi_device *dsi_var = dsi_device;
+struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi_var };
<+...
(
-mipi_dsi_dcs_write_seq(dsi_var,es);
+mipi_dsi_dcs_write_seq_multi(&dsi_ctx,es);
|
-r = mipi_dsi_dcs_exit_sleep_mode(dsi_var)@p;
+mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx);
|
-r = mipi_dsi_dcs_enter_sleep_mode(dsi_var)@p;
+mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx);
|
-r = mipi_dsi_dcs_set_display_off(dsi_var)@p;
+mipi_dsi_dcs_set_display_off_multi(&dsi_ctx);
|
.....//rest of the mipi APIs with _multi variant
)
<+...
-if(r < 0) {
-...
-}
...+>
}

Signed-off-by: Anusha Srivatsa <asriv...@redhat.com>
---
 drivers/gpu/drm/panel/panel-raydium-rm67191.c | 60 ++++++---------------------
 1 file changed, 13 insertions(+), 47 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-raydium-rm67191.c 
b/drivers/gpu/drm/panel/panel-raydium-rm67191.c
index 
b2029e0356358f55e7a13a32202f0e38c7f0434b..158cf165cab6064572b9234f9bf61e77f965fea5
 100644
--- a/drivers/gpu/drm/panel/panel-raydium-rm67191.c
+++ b/drivers/gpu/drm/panel/panel-raydium-rm67191.c
@@ -311,6 +311,7 @@ static int rad_panel_enable(struct drm_panel *panel)
 {
        struct rad_panel *rad = to_rad_panel(panel);
        struct mipi_dsi_device *dsi = rad->dsi;
+       struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
        struct device *dev = &dsi->dev;
        int color_format = color_format_from_dsi_format(dsi->format);
        int ret;
@@ -329,11 +330,7 @@ static int rad_panel_enable(struct drm_panel *panel)
                goto fail;
 
        /* Software reset */
-       ret = mipi_dsi_dcs_soft_reset(dsi);
-       if (ret < 0) {
-               dev_err(dev, "Failed to do Software Reset (%d)\n", ret);
-               goto fail;
-       }
+       mipi_dsi_dcs_soft_reset_multi(&dsi_ctx);
 
        usleep_range(15000, 17000);
 
@@ -344,38 +341,17 @@ static int rad_panel_enable(struct drm_panel *panel)
                goto fail;
        }
        /* Set tear ON */
-       ret = mipi_dsi_dcs_set_tear_on(dsi, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
-       if (ret < 0) {
-               dev_err(dev, "Failed to set tear ON (%d)\n", ret);
-               goto fail;
-       }
+       mipi_dsi_dcs_set_tear_on_multi(&dsi_ctx, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
        /* Set tear scanline */
-       ret = mipi_dsi_dcs_set_tear_scanline(dsi, 0x380);
-       if (ret < 0) {
-               dev_err(dev, "Failed to set tear scanline (%d)\n", ret);
-               goto fail;
-       }
+       mipi_dsi_dcs_set_tear_scanline_multi(&dsi_ctx, 0x380);
        /* Set pixel format */
-       ret = mipi_dsi_dcs_set_pixel_format(dsi, color_format);
-       dev_dbg(dev, "Interface color format set to 0x%x\n", color_format);
-       if (ret < 0) {
-               dev_err(dev, "Failed to set pixel format (%d)\n", ret);
-               goto fail;
-       }
+       mipi_dsi_dcs_set_pixel_format_multi(&dsi_ctx, color_format);
        /* Exit sleep mode */
-       ret = mipi_dsi_dcs_exit_sleep_mode(dsi);
-       if (ret < 0) {
-               dev_err(dev, "Failed to exit sleep mode (%d)\n", ret);
-               goto fail;
-       }
+       mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx);
 
        usleep_range(5000, 7000);
 
-       ret = mipi_dsi_dcs_set_display_on(dsi);
-       if (ret < 0) {
-               dev_err(dev, "Failed to set display ON (%d)\n", ret);
-               goto fail;
-       }
+       mipi_dsi_dcs_set_display_on_multi(&dsi_ctx);
 
        backlight_enable(rad->backlight);
 
@@ -391,8 +367,7 @@ static int rad_panel_disable(struct drm_panel *panel)
 {
        struct rad_panel *rad = to_rad_panel(panel);
        struct mipi_dsi_device *dsi = rad->dsi;
-       struct device *dev = &dsi->dev;
-       int ret;
+       struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
 
        dsi->mode_flags |= MIPI_DSI_MODE_LPM;
 
@@ -400,19 +375,11 @@ static int rad_panel_disable(struct drm_panel *panel)
 
        usleep_range(10000, 12000);
 
-       ret = mipi_dsi_dcs_set_display_off(dsi);
-       if (ret < 0) {
-               dev_err(dev, "Failed to set display OFF (%d)\n", ret);
-               return ret;
-       }
+       mipi_dsi_dcs_set_display_off_multi(&dsi_ctx);
 
        usleep_range(5000, 10000);
 
-       ret = mipi_dsi_dcs_enter_sleep_mode(dsi);
-       if (ret < 0) {
-               dev_err(dev, "Failed to enter sleep mode (%d)\n", ret);
-               return ret;
-       }
+       mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx);
 
        return 0;
 }
@@ -468,17 +435,16 @@ static int rad_bl_get_brightness(struct backlight_device 
*bl)
 static int rad_bl_update_status(struct backlight_device *bl)
 {
        struct mipi_dsi_device *dsi = bl_get_data(bl);
+       struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
        struct rad_panel *rad = mipi_dsi_get_drvdata(dsi);
-       int ret = 0;
 
        if (!rad->prepared)
                return 0;
 
        dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
 
-       ret = mipi_dsi_dcs_set_display_brightness(dsi, bl->props.brightness);
-       if (ret < 0)
-               return ret;
+       mipi_dsi_dcs_set_display_brightness_multi(&dsi_ctx,
+                                                 bl->props.brightness);
 
        return 0;
 }

-- 
2.47.0

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