[PATCH] drm/panel: sitronix-st7703: transition to mipi_dsi wrapped functions

neil.armstrong at linaro.org neil.armstrong at linaro.org
Wed Jun 26 16:31:50 UTC 2024


On 26/06/2024 06:52, Tejas Vipin wrote:
> Use functions introduced in commit 966e397e4f60 ("drm/mipi-dsi:
> Introduce mipi_dsi_*_write_seq_multi()") and commit f79d6d28d8fe
> ("drm/mipi-dsi: wrap more functions for streamline handling") for
> sitronix-st7703 based panels.
> 
> Signed-off-by: Tejas Vipin <tejasvipin76 at gmail.com>
> ---
>   drivers/gpu/drm/panel/panel-sitronix-st7703.c | 836 +++++++++---------
>   1 file changed, 400 insertions(+), 436 deletions(-)
> 
> diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c b/drivers/gpu/drm/panel/panel-sitronix-st7703.c
> index 77b30e045a57..67e8e45498cb 100644
> --- a/drivers/gpu/drm/panel/panel-sitronix-st7703.c
> +++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c
> @@ -69,7 +69,7 @@ struct st7703_panel_desc {
>   	unsigned int lanes;
>   	unsigned long mode_flags;
>   	enum mipi_dsi_pixel_format format;
> -	int (*init_sequence)(struct st7703 *ctx);
> +	void (*init_sequence)(struct mipi_dsi_multi_context *dsi_ctx);
>   };
>   
>   static inline struct st7703 *panel_to_st7703(struct drm_panel *panel)
> @@ -77,62 +77,58 @@ static inline struct st7703 *panel_to_st7703(struct drm_panel *panel)
>   	return container_of(panel, struct st7703, panel);
>   }
>   
> -static int jh057n_init_sequence(struct st7703 *ctx)
> +static void jh057n_init_sequence(struct mipi_dsi_multi_context *dsi_ctx)
>   {
> -	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
> -
>   	/*
>   	 * Init sequence was supplied by the panel vendor. Most of the commands
>   	 * resemble the ST7703 but the number of parameters often don't match
>   	 * so it's likely a clone.
>   	 */
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETEXTC,
> -				   0xF1, 0x12, 0x83);
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETRGBIF,
> -				   0x10, 0x10, 0x05, 0x05, 0x03, 0xFF, 0x00, 0x00,
> -				   0x00, 0x00);
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETSCR,
> -				   0x73, 0x73, 0x50, 0x50, 0x00, 0x00, 0x08, 0x70,
> -				   0x00);
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETVDC, 0x4E);
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0B);
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETCYC, 0x80);
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETDISP, 0xF0, 0x12, 0x30);
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETEQ,
> -				   0x07, 0x07, 0x0B, 0x0B, 0x03, 0x0B, 0x00, 0x00,
> -				   0x00, 0x00, 0xFF, 0x00, 0xC0, 0x10);
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETBGP, 0x08, 0x08);
> -	msleep(20);
> -
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETVCOM, 0x3F, 0x3F);
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00);
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETGIP1,
> -				   0x82, 0x10, 0x06, 0x05, 0x9E, 0x0A, 0xA5, 0x12,
> -				   0x31, 0x23, 0x37, 0x83, 0x04, 0xBC, 0x27, 0x38,
> -				   0x0C, 0x00, 0x03, 0x00, 0x00, 0x00, 0x0C, 0x00,
> -				   0x03, 0x00, 0x00, 0x00, 0x75, 0x75, 0x31, 0x88,
> -				   0x88, 0x88, 0x88, 0x88, 0x88, 0x13, 0x88, 0x64,
> -				   0x64, 0x20, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88,
> -				   0x02, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -				   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETGIP2,
> -				   0x02, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -				   0x00, 0x00, 0x00, 0x00, 0x02, 0x46, 0x02, 0x88,
> -				   0x88, 0x88, 0x88, 0x88, 0x88, 0x64, 0x88, 0x13,
> -				   0x57, 0x13, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88,
> -				   0x75, 0x88, 0x23, 0x14, 0x00, 0x00, 0x02, 0x00,
> -				   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -				   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x0A,
> -				   0xA5, 0x00, 0x00, 0x00, 0x00);
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETGAMMA,
> -				   0x00, 0x09, 0x0E, 0x29, 0x2D, 0x3C, 0x41, 0x37,
> -				   0x07, 0x0B, 0x0D, 0x10, 0x11, 0x0F, 0x10, 0x11,
> -				   0x18, 0x00, 0x09, 0x0E, 0x29, 0x2D, 0x3C, 0x41,
> -				   0x37, 0x07, 0x0B, 0x0D, 0x10, 0x11, 0x0F, 0x10,
> -				   0x11, 0x18);
> -	msleep(20);
> -
> -	return 0;
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_SETEXTC,
> +					 0xF1, 0x12, 0x83);
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_SETRGBIF,
> +					 0x10, 0x10, 0x05, 0x05, 0x03, 0xFF, 0x00, 0x00,
> +					 0x00, 0x00);
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_SETSCR,
> +					 0x73, 0x73, 0x50, 0x50, 0x00, 0x00, 0x08, 0x70,
> +					 0x00);
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_SETVDC, 0x4E);
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_SETPANEL, 0x0B);
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_SETCYC, 0x80);
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_SETDISP, 0xF0, 0x12, 0x30);
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_SETEQ,
> +					 0x07, 0x07, 0x0B, 0x0B, 0x03, 0x0B, 0x00, 0x00,
> +					 0x00, 0x00, 0xFF, 0x00, 0xC0, 0x10);
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_SETBGP, 0x08, 0x08);
> +	mipi_dsi_msleep(dsi_ctx, 20);
> +
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_SETVCOM, 0x3F, 0x3F);
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00);
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_SETGIP1,
> +					 0x82, 0x10, 0x06, 0x05, 0x9E, 0x0A, 0xA5, 0x12,
> +					 0x31, 0x23, 0x37, 0x83, 0x04, 0xBC, 0x27, 0x38,
> +					 0x0C, 0x00, 0x03, 0x00, 0x00, 0x00, 0x0C, 0x00,
> +					 0x03, 0x00, 0x00, 0x00, 0x75, 0x75, 0x31, 0x88,
> +					 0x88, 0x88, 0x88, 0x88, 0x88, 0x13, 0x88, 0x64,
> +					 0x64, 0x20, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88,
> +					 0x02, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +					 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_SETGIP2,
> +					 0x02, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +					 0x00, 0x00, 0x00, 0x00, 0x02, 0x46, 0x02, 0x88,
> +					 0x88, 0x88, 0x88, 0x88, 0x88, 0x64, 0x88, 0x13,
> +					 0x57, 0x13, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88,
> +					 0x75, 0x88, 0x23, 0x14, 0x00, 0x00, 0x02, 0x00,
> +					 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +					 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x0A,
> +					 0xA5, 0x00, 0x00, 0x00, 0x00);
> +	mipi_dsi_generic_write_seq_multi(dsi_ctx, ST7703_CMD_SETGAMMA,
> +					 0x00, 0x09, 0x0E, 0x29, 0x2D, 0x3C, 0x41, 0x37,
> +					 0x07, 0x0B, 0x0D, 0x10, 0x11, 0x0F, 0x10, 0x11,
> +					 0x18, 0x00, 0x09, 0x0E, 0x29, 0x2D, 0x3C, 0x41,
> +					 0x37, 0x07, 0x0B, 0x0D, 0x10, 0x11, 0x0F, 0x10,
> +					 0x11, 0x18);
> +	mipi_dsi_msleep(dsi_ctx, 20);
>   }
>   
>   static const struct drm_display_mode jh057n00900_mode = {
> @@ -159,163 +155,159 @@ static const struct st7703_panel_desc jh057n00900_panel_desc = {
>   	.init_sequence = jh057n_init_sequence,
>   };
>   
> -static int xbd599_init_sequence(struct st7703 *ctx)
> +static void xbd599_init_sequence(struct mipi_dsi_multi_context *dsi_ctx)
>   {
> -	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
> -
>   	/*
>   	 * Init sequence was supplied by the panel vendor.
>   	 */
>   
>   	/* Magic sequence to unlock user commands below. */
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEXTC, 0xF1, 0x12, 0x83);
> -
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETMIPI,
> -			       0x33, /* VC_main = 0, Lane_Number = 3 (4 lanes) */
> -			       0x81, /* DSI_LDO_SEL = 1.7V, RTERM = 90 Ohm */
> -			       0x05, /* IHSRX = x6 (Low High Speed driving ability) */
> -			       0xF9, /* TX_CLK_SEL = fDSICLK/16 */
> -			       0x0E, /* HFP_OSC (min. HFP number in DSI mode) */
> -			       0x0E, /* HBP_OSC (min. HBP number in DSI mode) */
> -			       /* The rest is undocumented in ST7703 datasheet */
> -			       0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x44, 0x25, 0x00, 0x91, 0x0a, 0x00, 0x00, 0x02,
> -			       0x4F, 0x11, 0x00, 0x00, 0x37);
> -
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER_EXT,
> -			       0x25, /* PCCS = 2, ECP_DC_DIV = 1/4 HSYNC */
> -			       0x22, /* DT = 15ms XDK_ECP = x2 */
> -			       0x20, /* PFM_DC_DIV = /1 */
> -			       0x03  /* ECP_SYNC_EN = 1, VGX_SYNC_EN = 1 */);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETEXTC, 0xF1, 0x12, 0x83);
> +
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETMIPI,
> +				     0x33, /* VC_main = 0, Lane_Number = 3 (4 lanes) */
> +				     0x81, /* DSI_LDO_SEL = 1.7V, RTERM = 90 Ohm */
> +				     0x05, /* IHSRX = x6 (Low High Speed driving ability) */
> +				     0xF9, /* TX_CLK_SEL = fDSICLK/16 */
> +				     0x0E, /* HFP_OSC (min. HFP number in DSI mode) */
> +				     0x0E, /* HBP_OSC (min. HBP number in DSI mode) */
> +				     /* The rest is undocumented in ST7703 datasheet */
> +				     0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x44, 0x25, 0x00, 0x91, 0x0a, 0x00, 0x00, 0x02,
> +				     0x4F, 0x11, 0x00, 0x00, 0x37);
> +
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPOWER_EXT,
> +				     0x25, /* PCCS = 2, ECP_DC_DIV = 1/4 HSYNC */
> +				     0x22, /* DT = 15ms XDK_ECP = x2 */
> +				     0x20, /* PFM_DC_DIV = /1 */
> +				     0x03  /* ECP_SYNC_EN = 1, VGX_SYNC_EN = 1 */);
>   
>   	/* RGB I/F porch timing */
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETRGBIF,
> -			       0x10, /* VBP_RGB_GEN */
> -			       0x10, /* VFP_RGB_GEN */
> -			       0x05, /* DE_BP_RGB_GEN */
> -			       0x05, /* DE_FP_RGB_GEN */
> -			       /* The rest is undocumented in ST7703 datasheet */
> -			       0x03, 0xFF,
> -			       0x00, 0x00,
> -			       0x00, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETRGBIF,
> +				     0x10, /* VBP_RGB_GEN */
> +				     0x10, /* VFP_RGB_GEN */
> +				     0x05, /* DE_BP_RGB_GEN */
> +				     0x05, /* DE_FP_RGB_GEN */
> +				     /* The rest is undocumented in ST7703 datasheet */
> +				     0x03, 0xFF,
> +				     0x00, 0x00,
> +				     0x00, 0x00);
>   
>   	/* Source driving settings. */
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETSCR,
> -			       0x73, /* N_POPON */
> -			       0x73, /* N_NOPON */
> -			       0x50, /* I_POPON */
> -			       0x50, /* I_NOPON */
> -			       0x00, /* SCR[31,24] */
> -			       0xC0, /* SCR[23,16] */
> -			       0x08, /* SCR[15,8] */
> -			       0x70, /* SCR[7,0] */
> -			       0x00  /* Undocumented */);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETSCR,
> +				     0x73, /* N_POPON */
> +				     0x73, /* N_NOPON */
> +				     0x50, /* I_POPON */
> +				     0x50, /* I_NOPON */
> +				     0x00, /* SCR[31,24] */
> +				     0xC0, /* SCR[23,16] */
> +				     0x08, /* SCR[15,8] */
> +				     0x70, /* SCR[7,0] */
> +				     0x00  /* Undocumented */);
>   
>   	/* NVDDD_SEL = -1.8V, VDDD_SEL = out of range (possibly 1.9V?) */
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVDC, 0x4E);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETVDC, 0x4E);
>   
>   	/*
>   	 * SS_PANEL = 1 (reverse scan), GS_PANEL = 0 (normal scan)
>   	 * REV_PANEL = 1 (normally black panel), BGR_PANEL = 1 (BGR)
>   	 */
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0B);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPANEL, 0x0B);
>   
>   	/* Zig-Zag Type C column inversion. */
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETCYC, 0x80);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETCYC, 0x80);
>   
>   	/* Set display resolution. */
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETDISP,
> -			       0xF0, /* NL = 240 */
> -			       0x12, /* RES_V_LSB = 0, BLK_CON = VSSD,
> -				      * RESO_SEL = 720RGB
> -				      */
> -			       0xF0  /* WHITE_GND_EN = 1 (GND),
> -				      * WHITE_FRAME_SEL = 7 frames,
> -				      * ISC = 0 frames
> -				      */);
> -
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEQ,
> -			       0x00, /* PNOEQ */
> -			       0x00, /* NNOEQ */
> -			       0x0B, /* PEQGND */
> -			       0x0B, /* NEQGND */
> -			       0x10, /* PEQVCI */
> -			       0x10, /* NEQVCI */
> -			       0x00, /* PEQVCI1 */
> -			       0x00, /* NEQVCI1 */
> -			       0x00, /* reserved */
> -			       0x00, /* reserved */
> -			       0xFF, /* reserved */
> -			       0x00, /* reserved */
> -			       0xC0, /* ESD_DET_DATA_WHITE = 1, ESD_WHITE_EN = 1 */
> -			       0x10  /* SLPIN_OPTION = 1 (no need vsync after sleep-in)
> -				      * VEDIO_NO_CHECK_EN = 0
> -				      * ESD_WHITE_GND_EN = 0
> -				      * ESD_DET_TIME_SEL = 0 frames
> -				      */);
> -
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETECO, 0x01, 0x00, 0xFF, 0xFF, 0x00);
> -
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER,
> -			       0x74, /* VBTHS, VBTLS: VGH = 17V, VBL = -11V */
> -			       0x00, /* FBOFF_VGH = 0, FBOFF_VGL = 0 */
> -			       0x32, /* VRP  */
> -			       0x32, /* VRN */
> -			       0x77, /* reserved */
> -			       0xF1, /* APS = 1 (small),
> -				      * VGL_DET_EN = 1, VGH_DET_EN = 1,
> -				      * VGL_TURBO = 1, VGH_TURBO = 1
> -				      */
> -			       0xFF, /* VGH1_L_DIV, VGL1_L_DIV (1.5MHz) */
> -			       0xFF, /* VGH1_R_DIV, VGL1_R_DIV (1.5MHz) */
> -			       0xCC, /* VGH2_L_DIV, VGL2_L_DIV (2.6MHz) */
> -			       0xCC, /* VGH2_R_DIV, VGL2_R_DIV (2.6MHz) */
> -			       0x77, /* VGH3_L_DIV, VGL3_L_DIV (4.5MHz) */
> -			       0x77  /* VGH3_R_DIV, VGL3_R_DIV (4.5MHz) */);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETDISP,
> +				     0xF0, /* NL = 240 */
> +				     0x12, /* RES_V_LSB = 0, BLK_CON = VSSD,
> +					    * RESO_SEL = 720RGB
> +					    */
> +				     0xF0  /* WHITE_GND_EN = 1 (GND),
> +					    * WHITE_FRAME_SEL = 7 frames,
> +					    * ISC = 0 frames
> +					    */);
> +
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETEQ,
> +				     0x00, /* PNOEQ */
> +				     0x00, /* NNOEQ */
> +				     0x0B, /* PEQGND */
> +				     0x0B, /* NEQGND */
> +				     0x10, /* PEQVCI */
> +				     0x10, /* NEQVCI */
> +				     0x00, /* PEQVCI1 */
> +				     0x00, /* NEQVCI1 */
> +				     0x00, /* reserved */
> +				     0x00, /* reserved */
> +				     0xFF, /* reserved */
> +				     0x00, /* reserved */
> +				     0xC0, /* ESD_DET_DATA_WHITE = 1, ESD_WHITE_EN = 1 */
> +				     0x10  /* SLPIN_OPTION = 1 (no need vsync after sleep-in)
> +					    * VEDIO_NO_CHECK_EN = 0
> +					    * ESD_WHITE_GND_EN = 0
> +					    * ESD_DET_TIME_SEL = 0 frames
> +					    */);
> +
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETECO, 0x01, 0x00, 0xFF, 0xFF, 0x00);
> +
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPOWER,
> +				     0x74, /* VBTHS, VBTLS: VGH = 17V, VBL = -11V */
> +				     0x00, /* FBOFF_VGH = 0, FBOFF_VGL = 0 */
> +				     0x32, /* VRP  */
> +				     0x32, /* VRN */
> +				     0x77, /* reserved */
> +				     0xF1, /* APS = 1 (small),
> +					    * VGL_DET_EN = 1, VGH_DET_EN = 1,
> +					    * VGL_TURBO = 1, VGH_TURBO = 1
> +					    */
> +				     0xFF, /* VGH1_L_DIV, VGL1_L_DIV (1.5MHz) */
> +				     0xFF, /* VGH1_R_DIV, VGL1_R_DIV (1.5MHz) */
> +				     0xCC, /* VGH2_L_DIV, VGL2_L_DIV (2.6MHz) */
> +				     0xCC, /* VGH2_R_DIV, VGL2_R_DIV (2.6MHz) */
> +				     0x77, /* VGH3_L_DIV, VGL3_L_DIV (4.5MHz) */
> +				     0x77  /* VGH3_R_DIV, VGL3_R_DIV (4.5MHz) */);
>   
>   	/* Reference voltage. */
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETBGP,
> -			       0x07, /* VREF_SEL = 4.2V */
> -			       0x07  /* NVREF_SEL = 4.2V */);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETBGP,
> +				     0x07, /* VREF_SEL = 4.2V */
> +				     0x07  /* NVREF_SEL = 4.2V */);
>   
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM,
> -			       0x2C, /* VCOMDC_F = -0.67V */
> -			       0x2C  /* VCOMDC_B = -0.67V */);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETVCOM,
> +				     0x2C, /* VCOMDC_F = -0.67V */
> +				     0x2C  /* VCOMDC_B = -0.67V */);
>   
>   	/* Undocumented command. */
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00);
>   
>   	/* This command is to set forward GIP timing. */
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP1,
> -			       0x82, 0x10, 0x06, 0x05, 0xA2, 0x0A, 0xA5, 0x12,
> -			       0x31, 0x23, 0x37, 0x83, 0x04, 0xBC, 0x27, 0x38,
> -			       0x0C, 0x00, 0x03, 0x00, 0x00, 0x00, 0x0C, 0x00,
> -			       0x03, 0x00, 0x00, 0x00, 0x75, 0x75, 0x31, 0x88,
> -			       0x88, 0x88, 0x88, 0x88, 0x88, 0x13, 0x88, 0x64,
> -			       0x64, 0x20, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88,
> -			       0x02, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGIP1,
> +				     0x82, 0x10, 0x06, 0x05, 0xA2, 0x0A, 0xA5, 0x12,
> +				     0x31, 0x23, 0x37, 0x83, 0x04, 0xBC, 0x27, 0x38,
> +				     0x0C, 0x00, 0x03, 0x00, 0x00, 0x00, 0x0C, 0x00,
> +				     0x03, 0x00, 0x00, 0x00, 0x75, 0x75, 0x31, 0x88,
> +				     0x88, 0x88, 0x88, 0x88, 0x88, 0x13, 0x88, 0x64,
> +				     0x64, 0x20, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88,
> +				     0x02, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
>   
>   	/* This command is to set backward GIP timing. */
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP2,
> -			       0x02, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x02, 0x46, 0x02, 0x88,
> -			       0x88, 0x88, 0x88, 0x88, 0x88, 0x64, 0x88, 0x13,
> -			       0x57, 0x13, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88,
> -			       0x75, 0x88, 0x23, 0x14, 0x00, 0x00, 0x02, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x0A,
> -			       0xA5, 0x00, 0x00, 0x00, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGIP2,
> +				     0x02, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x02, 0x46, 0x02, 0x88,
> +				     0x88, 0x88, 0x88, 0x88, 0x88, 0x64, 0x88, 0x13,
> +				     0x57, 0x13, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88,
> +				     0x75, 0x88, 0x23, 0x14, 0x00, 0x00, 0x02, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x0A,
> +				     0xA5, 0x00, 0x00, 0x00, 0x00);
>   
>   	/* Adjust the gamma characteristics of the panel. */
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGAMMA,
> -			       0x00, 0x09, 0x0D, 0x23, 0x27, 0x3C, 0x41, 0x35,
> -			       0x07, 0x0D, 0x0E, 0x12, 0x13, 0x10, 0x12, 0x12,
> -			       0x18, 0x00, 0x09, 0x0D, 0x23, 0x27, 0x3C, 0x41,
> -			       0x35, 0x07, 0x0D, 0x0E, 0x12, 0x13, 0x10, 0x12,
> -			       0x12, 0x18);
> -
> -	return 0;
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGAMMA,
> +				     0x00, 0x09, 0x0D, 0x23, 0x27, 0x3C, 0x41, 0x35,
> +				     0x07, 0x0D, 0x0E, 0x12, 0x13, 0x10, 0x12, 0x12,
> +				     0x18, 0x00, 0x09, 0x0D, 0x23, 0x27, 0x3C, 0x41,
> +				     0x35, 0x07, 0x0D, 0x0E, 0x12, 0x13, 0x10, 0x12,
> +				     0x12, 0x18);
>   }
>   
>   static const struct drm_display_mode xbd599_mode = {
> @@ -341,72 +333,68 @@ static const struct st7703_panel_desc xbd599_desc = {
>   	.init_sequence = xbd599_init_sequence,
>   };
>   
> -static int rg353v2_init_sequence(struct st7703 *ctx)
> +static void rg353v2_init_sequence(struct mipi_dsi_multi_context *dsi_ctx)
>   {
> -	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
> -
>   	/*
>   	 * Init sequence was supplied by the panel vendor.
>   	 */
>   
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEXTC, 0xf1, 0x12, 0x83);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETAPID, 0x00, 0x00, 0x00,
> -			       0xda, 0x80);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETDISP, 0x00, 0x13, 0x70);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETRGBIF, 0x10, 0x10, 0x28,
> -			       0x28, 0x03, 0xff, 0x00, 0x00, 0x00, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETCYC, 0x80);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETBGP, 0x0a, 0x0a);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM, 0x92, 0x92);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER_EXT, 0x25, 0x22,
> -			       0xf0, 0x63);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETMIPI, 0x33, 0x81, 0x05,
> -			       0xf9, 0x0e, 0x0e, 0x20, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x44, 0x25, 0x00, 0x90, 0x0a,
> -			       0x00, 0x00, 0x01, 0x4f, 0x01, 0x00, 0x00, 0x37);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVDC, 0x47);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETSCR, 0x73, 0x73, 0x50, 0x50,
> -			       0x00, 0x00, 0x12, 0x50, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER, 0x53, 0xc0, 0x32,
> -			       0x32, 0x77, 0xe1, 0xdd, 0xdd, 0x77, 0x77, 0x33,
> -			       0x33);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETECO, 0x82, 0x00, 0xbf, 0xff,
> -			       0x00, 0xff);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETIO, 0xb8, 0x00, 0x0a, 0x00,
> -			       0x00, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETCABC, 0x10, 0x40, 0x1e,
> -			       0x02);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0b);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGAMMA, 0x00, 0x07, 0x0d,
> -			       0x37, 0x35, 0x3f, 0x41, 0x44, 0x06, 0x0c, 0x0d,
> -			       0x0f, 0x11, 0x10, 0x12, 0x14, 0x1a, 0x00, 0x07,
> -			       0x0d, 0x37, 0x35, 0x3f, 0x41, 0x44, 0x06, 0x0c,
> -			       0x0d, 0x0f, 0x11, 0x10, 0x12, 0x14, 0x1a);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEQ, 0x07, 0x07, 0x0b, 0x0b,
> -			       0x0b, 0x0b, 0x00, 0x00, 0x00, 0x00, 0xff, 0x00,
> -			       0xc0, 0x10);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP1, 0xc8, 0x10, 0x02, 0x00,
> -			       0x00, 0xb0, 0xb1, 0x11, 0x31, 0x23, 0x28, 0x80,
> -			       0xb0, 0xb1, 0x27, 0x08, 0x00, 0x04, 0x02, 0x00,
> -			       0x00, 0x00, 0x00, 0x04, 0x02, 0x00, 0x00, 0x00,
> -			       0x88, 0x88, 0xba, 0x60, 0x24, 0x08, 0x88, 0x88,
> -			       0x88, 0x88, 0x88, 0x88, 0x88, 0xba, 0x71, 0x35,
> -			       0x18, 0x88, 0x88, 0x88, 0x88, 0x88, 0x00, 0x00,
> -			       0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP2, 0x97, 0x0a, 0x82, 0x02,
> -			       0x03, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x81, 0x88, 0xba, 0x17, 0x53, 0x88, 0x88, 0x88,
> -			       0x88, 0x88, 0x88, 0x80, 0x88, 0xba, 0x06, 0x42,
> -			       0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x23, 0x00,
> -			       0x00, 0x02, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_UNKNOWN_EF, 0xff, 0xff, 0x01);
> -
> -	return 0;
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETEXTC, 0xf1, 0x12, 0x83);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETAPID, 0x00, 0x00, 0x00,
> +				     0xda, 0x80);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETDISP, 0x00, 0x13, 0x70);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETRGBIF, 0x10, 0x10, 0x28,
> +				     0x28, 0x03, 0xff, 0x00, 0x00, 0x00, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETCYC, 0x80);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETBGP, 0x0a, 0x0a);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETVCOM, 0x92, 0x92);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPOWER_EXT, 0x25, 0x22,
> +				     0xf0, 0x63);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETMIPI, 0x33, 0x81, 0x05,
> +				     0xf9, 0x0e, 0x0e, 0x20, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x44, 0x25, 0x00, 0x90, 0x0a,
> +				     0x00, 0x00, 0x01, 0x4f, 0x01, 0x00, 0x00, 0x37);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETVDC, 0x47);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETSCR, 0x73, 0x73, 0x50, 0x50,
> +				     0x00, 0x00, 0x12, 0x50, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPOWER, 0x53, 0xc0, 0x32,
> +				     0x32, 0x77, 0xe1, 0xdd, 0xdd, 0x77, 0x77, 0x33,
> +				     0x33);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETECO, 0x82, 0x00, 0xbf, 0xff,
> +				     0x00, 0xff);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETIO, 0xb8, 0x00, 0x0a, 0x00,
> +				     0x00, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETCABC, 0x10, 0x40, 0x1e,
> +				     0x02);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPANEL, 0x0b);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGAMMA, 0x00, 0x07, 0x0d,
> +				     0x37, 0x35, 0x3f, 0x41, 0x44, 0x06, 0x0c, 0x0d,
> +				     0x0f, 0x11, 0x10, 0x12, 0x14, 0x1a, 0x00, 0x07,
> +				     0x0d, 0x37, 0x35, 0x3f, 0x41, 0x44, 0x06, 0x0c,
> +				     0x0d, 0x0f, 0x11, 0x10, 0x12, 0x14, 0x1a);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETEQ, 0x07, 0x07, 0x0b, 0x0b,
> +				     0x0b, 0x0b, 0x00, 0x00, 0x00, 0x00, 0xff, 0x00,
> +				     0xc0, 0x10);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGIP1, 0xc8, 0x10, 0x02, 0x00,
> +				     0x00, 0xb0, 0xb1, 0x11, 0x31, 0x23, 0x28, 0x80,
> +				     0xb0, 0xb1, 0x27, 0x08, 0x00, 0x04, 0x02, 0x00,
> +				     0x00, 0x00, 0x00, 0x04, 0x02, 0x00, 0x00, 0x00,
> +				     0x88, 0x88, 0xba, 0x60, 0x24, 0x08, 0x88, 0x88,
> +				     0x88, 0x88, 0x88, 0x88, 0x88, 0xba, 0x71, 0x35,
> +				     0x18, 0x88, 0x88, 0x88, 0x88, 0x88, 0x00, 0x00,
> +				     0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGIP2, 0x97, 0x0a, 0x82, 0x02,
> +				     0x03, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x81, 0x88, 0xba, 0x17, 0x53, 0x88, 0x88, 0x88,
> +				     0x88, 0x88, 0x88, 0x80, 0x88, 0xba, 0x06, 0x42,
> +				     0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x23, 0x00,
> +				     0x00, 0x02, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_UNKNOWN_EF, 0xff, 0xff, 0x01);
>   }
>   
>   static const struct drm_display_mode rg353v2_mode = {
> @@ -433,68 +421,64 @@ static const struct st7703_panel_desc rg353v2_desc = {
>   	.init_sequence = rg353v2_init_sequence,
>   };
>   
> -static int rgb30panel_init_sequence(struct st7703 *ctx)
> +static void rgb30panel_init_sequence(struct mipi_dsi_multi_context *dsi_ctx)
>   {
> -	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
> -
>   	/* Init sequence extracted from Powkiddy RGB30 BSP kernel. */
>   
>   	/*
>   	 * For some reason this specific panel must be taken out of sleep
>   	 * before the full init sequence, or else it will not display.
>   	 */
> -	mipi_dsi_dcs_exit_sleep_mode(dsi);
> -	msleep(250);
> -
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEXTC, 0xf1, 0x12, 0x83);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETMIPI, 0x33, 0x81, 0x05, 0xf9,
> -			       0x0e, 0x0e, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x44, 0x25, 0x00, 0x90, 0x0a, 0x00,
> -			       0x00, 0x01, 0x4f, 0x01, 0x00, 0x00, 0x37);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER_EXT, 0x25, 0x22, 0xf0,
> -			       0x63);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETRGBIF, 0x10, 0x10, 0x28,
> -			       0x28, 0x03, 0xff, 0x00, 0x00, 0x00, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETSCR, 0x73, 0x73, 0x50, 0x50,
> -			       0x00, 0x00, 0x12, 0x70, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVDC, 0x46);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0b);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETCYC, 0x80);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETDISP, 0x3c, 0x12, 0x30);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEQ, 0x07, 0x07, 0x0b, 0x0b,
> -			       0x03, 0x0b, 0x00, 0x00, 0x00, 0x00, 0xff, 0x00,
> -			       0xc0, 0x10);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER, 0x36, 0x00, 0x32,
> -			       0x32, 0x77, 0xf1, 0xcc, 0xcc, 0x77, 0x77, 0x33,
> -			       0x33);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETBGP, 0x0a, 0x0a);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM, 0x88, 0x88);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP1, 0xc8, 0x10, 0x0a, 0x10,
> -			       0x0f, 0xa1, 0x80, 0x12, 0x31, 0x23, 0x47, 0x86,
> -			       0xa1, 0x80, 0x47, 0x08, 0x00, 0x00, 0x0d, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x0d, 0x00, 0x00, 0x00,
> -			       0x48, 0x02, 0x8b, 0xaf, 0x46, 0x02, 0x88, 0x88,
> -			       0x88, 0x88, 0x88, 0x48, 0x13, 0x8b, 0xaf, 0x57,
> -			       0x13, 0x88, 0x88, 0x88, 0x88, 0x88, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP2, 0x96, 0x12, 0x01, 0x01,
> -			       0x01, 0x78, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x4f, 0x31, 0x8b, 0xa8, 0x31, 0x75, 0x88, 0x88,
> -			       0x88, 0x88, 0x88, 0x4f, 0x20, 0x8b, 0xa8, 0x20,
> -			       0x64, 0x88, 0x88, 0x88, 0x88, 0x88, 0x23, 0x00,
> -			       0x00, 0x01, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x40, 0xa1, 0x80, 0x00, 0x00, 0x00,
> -			       0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGAMMA, 0x00, 0x0a, 0x0f,
> -			       0x29, 0x3b, 0x3f, 0x42, 0x39, 0x06, 0x0d, 0x10,
> -			       0x13, 0x15, 0x14, 0x15, 0x10, 0x17, 0x00, 0x0a,
> -			       0x0f, 0x29, 0x3b, 0x3f, 0x42, 0x39, 0x06, 0x0d,
> -			       0x10, 0x13, 0x15, 0x14, 0x15, 0x10, 0x17);
> -
> -	return 0;
> +	mipi_dsi_dcs_exit_sleep_mode_multi(dsi_ctx);
> +	mipi_dsi_msleep(dsi_ctx, 250);
> +
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETEXTC, 0xf1, 0x12, 0x83);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETMIPI, 0x33, 0x81, 0x05, 0xf9,
> +				     0x0e, 0x0e, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x44, 0x25, 0x00, 0x90, 0x0a, 0x00,
> +				     0x00, 0x01, 0x4f, 0x01, 0x00, 0x00, 0x37);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPOWER_EXT, 0x25, 0x22, 0xf0,
> +				     0x63);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETRGBIF, 0x10, 0x10, 0x28,
> +				     0x28, 0x03, 0xff, 0x00, 0x00, 0x00, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETSCR, 0x73, 0x73, 0x50, 0x50,
> +				     0x00, 0x00, 0x12, 0x70, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETVDC, 0x46);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPANEL, 0x0b);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETCYC, 0x80);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETDISP, 0x3c, 0x12, 0x30);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETEQ, 0x07, 0x07, 0x0b, 0x0b,
> +				     0x03, 0x0b, 0x00, 0x00, 0x00, 0x00, 0xff, 0x00,
> +				     0xc0, 0x10);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPOWER, 0x36, 0x00, 0x32,
> +				     0x32, 0x77, 0xf1, 0xcc, 0xcc, 0x77, 0x77, 0x33,
> +				     0x33);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETBGP, 0x0a, 0x0a);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETVCOM, 0x88, 0x88);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGIP1, 0xc8, 0x10, 0x0a, 0x10,
> +				     0x0f, 0xa1, 0x80, 0x12, 0x31, 0x23, 0x47, 0x86,
> +				     0xa1, 0x80, 0x47, 0x08, 0x00, 0x00, 0x0d, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x0d, 0x00, 0x00, 0x00,
> +				     0x48, 0x02, 0x8b, 0xaf, 0x46, 0x02, 0x88, 0x88,
> +				     0x88, 0x88, 0x88, 0x48, 0x13, 0x8b, 0xaf, 0x57,
> +				     0x13, 0x88, 0x88, 0x88, 0x88, 0x88, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGIP2, 0x96, 0x12, 0x01, 0x01,
> +				     0x01, 0x78, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x4f, 0x31, 0x8b, 0xa8, 0x31, 0x75, 0x88, 0x88,
> +				     0x88, 0x88, 0x88, 0x4f, 0x20, 0x8b, 0xa8, 0x20,
> +				     0x64, 0x88, 0x88, 0x88, 0x88, 0x88, 0x23, 0x00,
> +				     0x00, 0x01, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x40, 0xa1, 0x80, 0x00, 0x00, 0x00,
> +				     0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGAMMA, 0x00, 0x0a, 0x0f,
> +				     0x29, 0x3b, 0x3f, 0x42, 0x39, 0x06, 0x0d, 0x10,
> +				     0x13, 0x15, 0x14, 0x15, 0x10, 0x17, 0x00, 0x0a,
> +				     0x0f, 0x29, 0x3b, 0x3f, 0x42, 0x39, 0x06, 0x0d,
> +				     0x10, 0x13, 0x15, 0x14, 0x15, 0x10, 0x17);
>   }
>   
>   static const struct drm_display_mode rgb30panel_mode = {
> @@ -521,70 +505,66 @@ static const struct st7703_panel_desc rgb30panel_desc = {
>   	.init_sequence = rgb30panel_init_sequence,
>   };
>   
> -static int rgb10max3_panel_init_sequence(struct st7703 *ctx)
> +static void rgb10max3_panel_init_sequence(struct mipi_dsi_multi_context *dsi_ctx)
>   {
> -	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
> -
>   	/* Init sequence extracted from Powkiddy RGB10MAX3 BSP kernel. */
>   
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEXTC, 0xf1, 0x12, 0x83);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETAPID, 0x00, 0x00, 0x00, 0xda,
> -			       0x80);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETDISP, 0xc8, 0x02, 0x30);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETRGBIF, 0x10, 0x10, 0x28,
> -			       0x28, 0x03, 0xff, 0x00, 0x00, 0x00, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETCYC, 0x80);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETBGP, 0x04, 0x04);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM, 0x78, 0x78);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER_EXT, 0x25, 0x22, 0xf0,
> -			       0x63);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETMIPI, 0x33, 0x81, 0x05, 0xf9,
> -			       0x0e, 0x0e, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x44, 0x25, 0x00, 0x90, 0x0a, 0x00,
> -			       0x00, 0x01, 0x4f, 0x01, 0x00, 0x00, 0x37);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVDC, 0x47);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETSCR, 0x73, 0x73, 0x50, 0x50,
> -			       0x00, 0x00, 0x12, 0x70, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER, 0x25, 0x00, 0x32,
> -			       0x32, 0x77, 0xe1, 0xff, 0xff, 0xcc, 0xcc, 0x77,
> -			       0x77);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETECO, 0x82, 0x00, 0xbf, 0xff,
> -			       0x00, 0xff);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETIO, 0xb8, 0x00, 0x0a, 0x00,
> -			       0x00, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETCABC, 0x10, 0x40, 0x1e,
> -			       0x02);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0b);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGAMMA, 0x00, 0x04, 0x07,
> -			       0x2a, 0x39, 0x3f, 0x36, 0x31, 0x06, 0x0b, 0x0e,
> -			       0x12, 0x14, 0x12, 0x13, 0x0f, 0x17, 0x00, 0x04,
> -			       0x07, 0x2a, 0x39, 0x3f, 0x36, 0x31, 0x06, 0x0b,
> -			       0x0e, 0x12, 0x14, 0x12, 0x13, 0x0f, 0x17);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEQ, 0x03, 0x03, 0x03, 0x03,
> -			       0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0xff, 0x80,
> -			       0xc0, 0x10);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP1, 0xc8, 0x10, 0x08, 0x00,
> -			       0x00, 0x41, 0xf8, 0x12, 0x31, 0x23, 0x37, 0x86,
> -			       0x11, 0xc8, 0x37, 0x2a, 0x00, 0x00, 0x0c, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x00,
> -			       0x88, 0x20, 0x46, 0x02, 0x88, 0x88, 0x88, 0x88,
> -			       0x88, 0x88, 0xff, 0x88, 0x31, 0x57, 0x13, 0x88,
> -			       0x88, 0x88, 0x88, 0x88, 0x88, 0xff, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP2, 0x00, 0x1a, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x8f, 0x13, 0x31, 0x75, 0x88, 0x88, 0x88, 0x88,
> -			       0x88, 0x88, 0xf8, 0x8f, 0x02, 0x20, 0x64, 0x88,
> -			       0x88, 0x88, 0x88, 0x88, 0x88, 0xf8, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_UNKNOWN_EF, 0xff, 0xff, 0x01);
> -
> -	return 0;
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETEXTC, 0xf1, 0x12, 0x83);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETAPID, 0x00, 0x00, 0x00, 0xda,
> +				     0x80);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETDISP, 0xc8, 0x02, 0x30);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETRGBIF, 0x10, 0x10, 0x28,
> +				     0x28, 0x03, 0xff, 0x00, 0x00, 0x00, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETCYC, 0x80);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETBGP, 0x04, 0x04);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETVCOM, 0x78, 0x78);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPOWER_EXT, 0x25, 0x22, 0xf0,
> +				     0x63);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETMIPI, 0x33, 0x81, 0x05, 0xf9,
> +				     0x0e, 0x0e, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x44, 0x25, 0x00, 0x90, 0x0a, 0x00,
> +				     0x00, 0x01, 0x4f, 0x01, 0x00, 0x00, 0x37);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETVDC, 0x47);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETSCR, 0x73, 0x73, 0x50, 0x50,
> +				     0x00, 0x00, 0x12, 0x70, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPOWER, 0x25, 0x00, 0x32,
> +				     0x32, 0x77, 0xe1, 0xff, 0xff, 0xcc, 0xcc, 0x77,
> +				     0x77);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETECO, 0x82, 0x00, 0xbf, 0xff,
> +				     0x00, 0xff);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETIO, 0xb8, 0x00, 0x0a, 0x00,
> +				     0x00, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETCABC, 0x10, 0x40, 0x1e,
> +				     0x02);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPANEL, 0x0b);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGAMMA, 0x00, 0x04, 0x07,
> +				     0x2a, 0x39, 0x3f, 0x36, 0x31, 0x06, 0x0b, 0x0e,
> +				     0x12, 0x14, 0x12, 0x13, 0x0f, 0x17, 0x00, 0x04,
> +				     0x07, 0x2a, 0x39, 0x3f, 0x36, 0x31, 0x06, 0x0b,
> +				     0x0e, 0x12, 0x14, 0x12, 0x13, 0x0f, 0x17);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETEQ, 0x03, 0x03, 0x03, 0x03,
> +				     0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0xff, 0x80,
> +				     0xc0, 0x10);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGIP1, 0xc8, 0x10, 0x08, 0x00,
> +				     0x00, 0x41, 0xf8, 0x12, 0x31, 0x23, 0x37, 0x86,
> +				     0x11, 0xc8, 0x37, 0x2a, 0x00, 0x00, 0x0c, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x00,
> +				     0x88, 0x20, 0x46, 0x02, 0x88, 0x88, 0x88, 0x88,
> +				     0x88, 0x88, 0xff, 0x88, 0x31, 0x57, 0x13, 0x88,
> +				     0x88, 0x88, 0x88, 0x88, 0x88, 0xff, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGIP2, 0x00, 0x1a, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x8f, 0x13, 0x31, 0x75, 0x88, 0x88, 0x88, 0x88,
> +				     0x88, 0x88, 0xf8, 0x8f, 0x02, 0x20, 0x64, 0x88,
> +				     0x88, 0x88, 0x88, 0x88, 0x88, 0xf8, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_UNKNOWN_EF, 0xff, 0xff, 0x01);
>   }
>   
>   static const struct drm_display_mode rgb10max3_panel_mode = {
> @@ -611,66 +591,62 @@ static const struct st7703_panel_desc rgb10max3_panel_desc = {
>   	.init_sequence = rgb10max3_panel_init_sequence,
>   };
>   
> -static int gameforcechi_init_sequence(struct st7703 *ctx)
> +static void gameforcechi_init_sequence(struct mipi_dsi_multi_context *dsi_ctx)
>   {
> -	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
> -
>   	/*
>   	 * Init sequence was supplied by the panel vendor. Panel will not
>   	 * respond to commands until it is brought out of sleep mode first.
>   	 */
>   
> -	mipi_dsi_dcs_exit_sleep_mode(dsi);
> -	msleep(250);
> -
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEXTC, 0xf1, 0x12, 0x83);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETMIPI, 0x31, 0x81, 0x05, 0xf9,
> -			       0x0e, 0x0e, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x44, 0x25, 0x00, 0x91, 0x0a, 0x00,
> -			       0x00, 0x02, 0x4f, 0xd1, 0x00, 0x00, 0x37);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER_EXT, 0x25);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETRGBIF, 0x0c, 0x10, 0x0a,
> -			       0x50, 0x03, 0xff, 0x00, 0x00, 0x00, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETSCR, 0x73, 0x73, 0x50, 0x50,
> -			       0x00, 0x00, 0x08, 0x70, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVDC, 0x46);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0b);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETCYC, 0x80);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETDISP, 0x00, 0x13, 0xf0);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEQ, 0x07, 0x07, 0x0b, 0x0b,
> -			       0x03, 0x0b, 0x00, 0x00, 0x00, 0x00, 0xff, 0x00,
> -			       0xc0, 0x10);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER, 0x53, 0x00, 0x1e,
> -			       0x1e, 0x77, 0xe1, 0xcc, 0xdd, 0x67, 0x77, 0x33,
> -			       0x33);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETBGP, 0x10, 0x10);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM, 0x6c, 0x7c);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP1, 0x08, 0x00, 0x0e, 0x00,
> -			       0x00, 0xb0, 0xb1, 0x11, 0x31, 0x23, 0x28, 0x10,
> -			       0xb0, 0xb1, 0x27, 0x08, 0x00, 0x04, 0x02, 0x00,
> -			       0x00, 0x00, 0x00, 0x04, 0x02, 0x00, 0x00, 0x00,
> -			       0x88, 0x88, 0xba, 0x60, 0x24, 0x08, 0x88, 0x88,
> -			       0x88, 0x88, 0x88, 0x88, 0x88, 0xba, 0x71, 0x35,
> -			       0x18, 0x88, 0x88, 0x88, 0x88, 0x88, 0x00, 0x00,
> -			       0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP2, 0x97, 0x0a, 0x82, 0x02,
> -			       0x13, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x80, 0x88, 0xba, 0x17, 0x53, 0x88, 0x88, 0x88,
> -			       0x88, 0x88, 0x88, 0x81, 0x88, 0xba, 0x06, 0x42,
> -			       0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x23, 0x10,
> -			       0x00, 0x02, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> -			       0x00);
> -	mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETGAMMA, 0x00, 0x07, 0x0b,
> -			       0x27, 0x2d, 0x3f, 0x3b, 0x37, 0x05, 0x0a, 0x0b,
> -			       0x0f, 0x11, 0x0f, 0x12, 0x12, 0x18, 0x00, 0x07,
> -			       0x0b, 0x27, 0x2d, 0x3f, 0x3b, 0x37, 0x05, 0xa0,
> -			       0x0b, 0x0f, 0x11, 0x0f, 0x12, 0x12, 0x18);
> -
> -	return 0;
> +	mipi_dsi_dcs_exit_sleep_mode_multi(dsi_ctx);
> +	mipi_dsi_msleep(dsi_ctx, 250);
> +
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETEXTC, 0xf1, 0x12, 0x83);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETMIPI, 0x31, 0x81, 0x05, 0xf9,
> +				     0x0e, 0x0e, 0x20, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x44, 0x25, 0x00, 0x91, 0x0a, 0x00,
> +				     0x00, 0x02, 0x4f, 0xd1, 0x00, 0x00, 0x37);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPOWER_EXT, 0x25);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETRGBIF, 0x0c, 0x10, 0x0a,
> +				     0x50, 0x03, 0xff, 0x00, 0x00, 0x00, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETSCR, 0x73, 0x73, 0x50, 0x50,
> +				     0x00, 0x00, 0x08, 0x70, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETVDC, 0x46);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPANEL, 0x0b);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETCYC, 0x80);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETDISP, 0x00, 0x13, 0xf0);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETEQ, 0x07, 0x07, 0x0b, 0x0b,
> +				     0x03, 0x0b, 0x00, 0x00, 0x00, 0x00, 0xff, 0x00,
> +				     0xc0, 0x10);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETPOWER, 0x53, 0x00, 0x1e,
> +				     0x1e, 0x77, 0xe1, 0xcc, 0xdd, 0x67, 0x77, 0x33,
> +				     0x33);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETBGP, 0x10, 0x10);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETVCOM, 0x6c, 0x7c);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGIP1, 0x08, 0x00, 0x0e, 0x00,
> +				     0x00, 0xb0, 0xb1, 0x11, 0x31, 0x23, 0x28, 0x10,
> +				     0xb0, 0xb1, 0x27, 0x08, 0x00, 0x04, 0x02, 0x00,
> +				     0x00, 0x00, 0x00, 0x04, 0x02, 0x00, 0x00, 0x00,
> +				     0x88, 0x88, 0xba, 0x60, 0x24, 0x08, 0x88, 0x88,
> +				     0x88, 0x88, 0x88, 0x88, 0x88, 0xba, 0x71, 0x35,
> +				     0x18, 0x88, 0x88, 0x88, 0x88, 0x88, 0x00, 0x00,
> +				     0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGIP2, 0x97, 0x0a, 0x82, 0x02,
> +				     0x13, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x80, 0x88, 0xba, 0x17, 0x53, 0x88, 0x88, 0x88,
> +				     0x88, 0x88, 0x88, 0x81, 0x88, 0xba, 0x06, 0x42,
> +				     0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x23, 0x10,
> +				     0x00, 0x02, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
> +				     0x00);
> +	mipi_dsi_dcs_write_seq_multi(dsi_ctx, ST7703_CMD_SETGAMMA, 0x00, 0x07, 0x0b,
> +				     0x27, 0x2d, 0x3f, 0x3b, 0x37, 0x05, 0x0a, 0x0b,
> +				     0x0f, 0x11, 0x0f, 0x12, 0x12, 0x18, 0x00, 0x07,
> +				     0x0b, 0x27, 0x2d, 0x3f, 0x3b, 0x37, 0x05, 0xa0,
> +				     0x0b, 0x0f, 0x11, 0x0f, 0x12, 0x12, 0x18);
>   }
>   
>   static const struct drm_display_mode gameforcechi_mode = {
> @@ -701,50 +677,37 @@ static int st7703_enable(struct drm_panel *panel)
>   {
>   	struct st7703 *ctx = panel_to_st7703(panel);
>   	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
> -	int ret;
> +	struct mipi_dsi_multi_context dsi_ctx = {.dsi = dsi};
>   
> -	ret = ctx->desc->init_sequence(ctx);
> -	if (ret < 0) {
> -		dev_err(ctx->dev, "Panel init sequence failed: %d\n", ret);
> -		return ret;
> -	}
> +	ctx->desc->init_sequence(&dsi_ctx);
>   
> -	ret = mipi_dsi_dcs_exit_sleep_mode(dsi);
> -	if (ret < 0) {
> -		dev_err(ctx->dev, "Failed to exit sleep mode: %d\n", ret);
> -		return ret;
> -	}
> +	mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx);
>   
>   	/* It takes the controller 120 msec to wake up after sleep. */
> -	msleep(120);
> +	mipi_dsi_msleep(&dsi_ctx, 120);
>   
> -	ret = mipi_dsi_dcs_set_display_on(dsi);
> -	if (ret)
> -		return ret;
> +	mipi_dsi_dcs_set_display_on_multi(&dsi_ctx);
>   
> -	dev_dbg(ctx->dev, "Panel init sequence done\n");
> +	if (!dsi_ctx.accum_err)
> +		dev_dbg(ctx->dev, "Panel init sequence done\n");
>   
> -	return 0;
> +	return dsi_ctx.accum_err;
>   }
>   
>   static int st7703_disable(struct drm_panel *panel)
>   {
>   	struct st7703 *ctx = panel_to_st7703(panel);
>   	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
> -	int ret;
> +	struct mipi_dsi_multi_context dsi_ctx = {.dsi = dsi};
>   
> -	ret = mipi_dsi_dcs_set_display_off(dsi);
> -	if (ret < 0)
> -		dev_err(ctx->dev, "Failed to turn off the display: %d\n", ret);
> +	mipi_dsi_dcs_set_display_off_multi(&dsi_ctx);
>   
> -	ret = mipi_dsi_dcs_enter_sleep_mode(dsi);
> -	if (ret < 0)
> -		dev_err(ctx->dev, "Failed to enter sleep mode: %d\n", ret);
> +	mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx);
>   
>   	/* It takes the controller 120 msec to enter sleep mode. */
> -	msleep(120);
> +	mipi_dsi_msleep(&dsi_ctx, 120);
>   
> -	return 0;
> +	return dsi_ctx.accum_err;
>   }
>   
>   static int st7703_unprepare(struct drm_panel *panel)
> @@ -840,10 +803,11 @@ static int allpixelson_set(void *data, u64 val)
>   {
>   	struct st7703 *ctx = data;
>   	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
> +	struct mipi_dsi_multi_context dsi_ctx = {.dsi = dsi};
>   
>   	dev_dbg(ctx->dev, "Setting all pixels on\n");
> -	mipi_dsi_generic_write_seq(dsi, ST7703_CMD_ALL_PIXEL_ON);
> -	msleep(val * 1000);
> +	mipi_dsi_generic_write_seq_multi(&dsi_ctx, ST7703_CMD_ALL_PIXEL_ON);
> +	mipi_dsi_msleep(&dsi_ctx, val * 1000);
>   
>   	/*
>   	 * Reset the panel to get video back. NOTE: This isn't a
> @@ -856,7 +820,7 @@ static int allpixelson_set(void *data, u64 val)
>   	drm_panel_prepare(&ctx->panel);
>   	drm_panel_enable(&ctx->panel);
>   
> -	return 0;
> +	return dsi_ctx.accum_err;
>   }
>   
>   DEFINE_SIMPLE_ATTRIBUTE(allpixelson_fops, NULL,

Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>


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