Hi Javier, Could you please also cc maintainers on the actual macro addition since it's hard to review without seeing what the code gets changed to (especially when there's multiple revisions). I assume
https://lore.kernel.org/dri-devel/20221228014757.3170486-2-javi...@redhat.com/ is the right one? Cheers, -- Guido On Wed, Dec 28, 2022 at 02:47:46AM +0100, Javier Martinez Canillas wrote: > There are macros for these already in the <drm/drm_mipi_dsi.h> header, use > that instead and delete the custom DSI write macros defined in the driver. > > Signed-off-by: Javier Martinez Canillas <javi...@redhat.com> > --- > > drivers/gpu/drm/panel/panel-sitronix-st7703.c | 83 ++++++++----------- > 1 file changed, 33 insertions(+), 50 deletions(-) > > diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c > b/drivers/gpu/drm/panel/panel-sitronix-st7703.c > index 86a472b01360..3e6655c2727e 100644 > --- a/drivers/gpu/drm/panel/panel-sitronix-st7703.c > +++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c > @@ -73,14 +73,6 @@ static inline struct st7703 *panel_to_st7703(struct > drm_panel *panel) > return container_of(panel, struct st7703, panel); > } > > -#define dsi_generic_write_seq(dsi, seq...) do { > \ > - static const u8 d[] = { seq }; \ > - int ret; \ > - ret = mipi_dsi_generic_write(dsi, d, ARRAY_SIZE(d)); \ > - if (ret < 0) \ > - return ret; \ > - } while (0) > - > static int jh057n_init_sequence(struct st7703 *ctx) > { > struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); > @@ -90,27 +82,27 @@ static int jh057n_init_sequence(struct st7703 *ctx) > * resemble the ST7703 but the number of parameters often don't match > * so it's likely a clone. > */ > - dsi_generic_write_seq(dsi, ST7703_CMD_SETEXTC, > + mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETEXTC, > 0xF1, 0x12, 0x83); > - dsi_generic_write_seq(dsi, ST7703_CMD_SETRGBIF, > + mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETRGBIF, > 0x10, 0x10, 0x05, 0x05, 0x03, 0xFF, 0x00, 0x00, > 0x00, 0x00); > - dsi_generic_write_seq(dsi, ST7703_CMD_SETSCR, > + mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETSCR, > 0x73, 0x73, 0x50, 0x50, 0x00, 0x00, 0x08, 0x70, > 0x00); > - dsi_generic_write_seq(dsi, ST7703_CMD_SETVDC, 0x4E); > - dsi_generic_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0B); > - dsi_generic_write_seq(dsi, ST7703_CMD_SETCYC, 0x80); > - dsi_generic_write_seq(dsi, ST7703_CMD_SETDISP, 0xF0, 0x12, 0x30); > - dsi_generic_write_seq(dsi, ST7703_CMD_SETEQ, > + 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); > - dsi_generic_write_seq(dsi, ST7703_CMD_SETBGP, 0x08, 0x08); > + mipi_dsi_generic_write_seq(dsi, ST7703_CMD_SETBGP, 0x08, 0x08); > msleep(20); > > - dsi_generic_write_seq(dsi, ST7703_CMD_SETVCOM, 0x3F, 0x3F); > - dsi_generic_write_seq(dsi, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00); > - dsi_generic_write_seq(dsi, ST7703_CMD_SETGIP1, > + 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, > @@ -119,7 +111,7 @@ static int jh057n_init_sequence(struct st7703 *ctx) > 0x64, 0x20, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, > 0x02, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, > 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); > - dsi_generic_write_seq(dsi, ST7703_CMD_SETGIP2, > + 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, > @@ -128,7 +120,7 @@ static int jh057n_init_sequence(struct st7703 *ctx) > 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, > 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x0A, > 0xA5, 0x00, 0x00, 0x00, 0x00); > - dsi_generic_write_seq(dsi, ST7703_CMD_SETGAMMA, > + 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, > @@ -162,15 +154,6 @@ static const struct st7703_panel_desc > jh057n00900_panel_desc = { > .init_sequence = jh057n_init_sequence, > }; > > -#define dsi_dcs_write_seq(dsi, cmd, seq...) do { \ > - static const u8 d[] = { seq }; \ > - int ret; \ > - ret = mipi_dsi_dcs_write(dsi, cmd, d, ARRAY_SIZE(d)); \ > - if (ret < 0) \ > - return ret; \ > - } while (0) > - > - > static int xbd599_init_sequence(struct st7703 *ctx) > { > struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); > @@ -180,9 +163,9 @@ static int xbd599_init_sequence(struct st7703 *ctx) > */ > > /* Magic sequence to unlock user commands below. */ > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETEXTC, 0xF1, 0x12, 0x83); > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEXTC, 0xF1, 0x12, 0x83); > > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETMIPI, > + 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) > */ > @@ -194,14 +177,14 @@ static int xbd599_init_sequence(struct st7703 *ctx) > 0x44, 0x25, 0x00, 0x91, 0x0a, 0x00, 0x00, 0x02, > 0x4F, 0x11, 0x00, 0x00, 0x37); > > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER_EXT, > + 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 */); > > /* RGB I/F porch timing */ > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETRGBIF, > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETRGBIF, > 0x10, /* VBP_RGB_GEN */ > 0x10, /* VFP_RGB_GEN */ > 0x05, /* DE_BP_RGB_GEN */ > @@ -212,7 +195,7 @@ static int xbd599_init_sequence(struct st7703 *ctx) > 0x00, 0x00); > > /* Source driving settings. */ > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETSCR, > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETSCR, > 0x73, /* N_POPON */ > 0x73, /* N_NOPON */ > 0x50, /* I_POPON */ > @@ -224,19 +207,19 @@ static int xbd599_init_sequence(struct st7703 *ctx) > 0x00 /* Undocumented */); > > /* NVDDD_SEL = -1.8V, VDDD_SEL = out of range (possibly 1.9V?) */ > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETVDC, 0x4E); > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVDC, 0x4E); > > /* > * SS_PANEL = 1 (reverse scan), GS_PANEL = 0 (normal scan) > * REV_PANEL = 1 (normally black panel), BGR_PANEL = 1 (BGR) > */ > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0B); > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0B); > > /* Zig-Zag Type C column inversion. */ > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETCYC, 0x80); > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETCYC, 0x80); > > /* Set display resolution. */ > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETDISP, > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETDISP, > 0xF0, /* NL = 240 */ > 0x12, /* RES_V_LSB = 0, BLK_CON = VSSD, > * RESO_SEL = 720RGB > @@ -246,7 +229,7 @@ static int xbd599_init_sequence(struct st7703 *ctx) > * ISC = 0 frames > */); > > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETEQ, > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETEQ, > 0x00, /* PNOEQ */ > 0x00, /* NNOEQ */ > 0x0B, /* PEQGND */ > @@ -267,9 +250,9 @@ static int xbd599_init_sequence(struct st7703 *ctx) > */); > > /* Undocumented command. */ > - dsi_dcs_write_seq(dsi, ST7703_CMD_UNKNOWN_C6, 0x01, 0x00, 0xFF, 0xFF, > 0x00); > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_UNKNOWN_C6, 0x01, 0x00, 0xFF, > 0xFF, 0x00); > > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER, > + 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 */ > @@ -287,20 +270,20 @@ static int xbd599_init_sequence(struct st7703 *ctx) > 0x77 /* VGH3_R_DIV, VGL3_R_DIV (4.5MHz) */); > > /* Reference voltage. */ > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETBGP, > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETBGP, > 0x07, /* VREF_SEL = 4.2V */ > 0x07 /* NVREF_SEL = 4.2V */); > msleep(20); > > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM, > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM, > 0x2C, /* VCOMDC_F = -0.67V */ > 0x2C /* VCOMDC_B = -0.67V */); > > /* Undocumented command. */ > - dsi_dcs_write_seq(dsi, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00); > + mipi_dsi_dcs_write_seq(dsi, ST7703_CMD_UNKNOWN_BF, 0x02, 0x11, 0x00); > > /* This command is to set forward GIP timing. */ > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP1, > + 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, > @@ -311,7 +294,7 @@ static int xbd599_init_sequence(struct st7703 *ctx) > 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); > > /* This command is to set backward GIP timing. */ > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP2, > + 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, > @@ -322,7 +305,7 @@ static int xbd599_init_sequence(struct st7703 *ctx) > 0xA5, 0x00, 0x00, 0x00, 0x00); > > /* Adjust the gamma characteristics of the panel. */ > - dsi_dcs_write_seq(dsi, ST7703_CMD_SETGAMMA, > + 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, > @@ -499,7 +482,7 @@ static int allpixelson_set(void *data, u64 val) > struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); > > dev_dbg(ctx->dev, "Setting all pixels on\n"); > - dsi_generic_write_seq(dsi, ST7703_CMD_ALL_PIXEL_ON); > + mipi_dsi_generic_write_seq(dsi, ST7703_CMD_ALL_PIXEL_ON); > msleep(val * 1000); > /* Reset the panel to get video back */ > drm_panel_disable(&ctx->panel); > -- > 2.38.1 >
