drm/panel-samsung-sofef00: Drop custom DSI write macro

There is a macro for this already in the <drm/drm_mipi_dsi.h> header, use
that instead and delete the custom DSI write macro defined in the driver.
Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230107191822.3787147-10-javierm@redhat.com

drivers/gpu/drm/panel/panel-samsung-sofef00.c

@@ -34,14 +34,6 @@ struct sofef00_panel *to_sofef00_panel(struct drm_panel *panel)
 	return container_of(panel, struct sofef00_panel, panel);
 }
 
-#define dsi_dcs_write_seq(dsi, seq...) do {				\
-		static const u8 d[] = { seq };				\
-		int ret;						\
-		ret = mipi_dsi_dcs_write_buffer(dsi, d, ARRAY_SIZE(d));	\
-		if (ret < 0)						\
-			return ret;					\
-	} while (0)
-
 static void sofef00_panel_reset(struct sofef00_panel *ctx)
 {
 	gpiod_set_value_cansleep(ctx->reset_gpio, 0);
@@ -67,7 +59,7 @@ static int sofef00_panel_on(struct sofef00_panel *ctx)
 	}
 	usleep_range(10000, 11000);
 
-	dsi_dcs_write_seq(dsi, 0xf0, 0x5a, 0x5a);
+	mipi_dsi_dcs_write_seq(dsi, 0xf0, 0x5a, 0x5a);
 
 	ret = mipi_dsi_dcs_set_tear_on(dsi, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
 	if (ret < 0) {
@@ -75,13 +67,13 @@ static int sofef00_panel_on(struct sofef00_panel *ctx)
 		return ret;
 	}
 
-	dsi_dcs_write_seq(dsi, 0xf0, 0xa5, 0xa5);
-	dsi_dcs_write_seq(dsi, 0xf0, 0x5a, 0x5a);
-	dsi_dcs_write_seq(dsi, 0xb0, 0x07);
-	dsi_dcs_write_seq(dsi, 0xb6, 0x12);
-	dsi_dcs_write_seq(dsi, 0xf0, 0xa5, 0xa5);
-	dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_CONTROL_DISPLAY, 0x20);
-	dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_POWER_SAVE, 0x00);
+	mipi_dsi_dcs_write_seq(dsi, 0xf0, 0xa5, 0xa5);
+	mipi_dsi_dcs_write_seq(dsi, 0xf0, 0x5a, 0x5a);
+	mipi_dsi_dcs_write_seq(dsi, 0xb0, 0x07);
+	mipi_dsi_dcs_write_seq(dsi, 0xb6, 0x12);
+	mipi_dsi_dcs_write_seq(dsi, 0xf0, 0xa5, 0xa5);
+	mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_CONTROL_DISPLAY, 0x20);
+	mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_POWER_SAVE, 0x00);
 
 	ret = mipi_dsi_dcs_set_display_on(dsi);
 	if (ret < 0) {