Commit 7a628872 authored by Sebastian Reichel's avatar Sebastian Reichel Committed by Neil Armstrong
Browse files

drm/panel: sitronix-st7789v: avoid hardcoding invert mode 



While the default panel uses invert mode, some panels
require non-invert mode instead.

Reviewed-by: default avatarMichael Riesch <michael.riesch@wolfvision.net>
Signed-off-by: default avatarSebastian Reichel <sre@kernel.org>
Signed-off-by: default avatarNeil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230714013756.1546769-12-sre@kernel.org
parent a4b563b1

drivers/gpu/drm/panel/panel-sitronix-st7789v.c

+9 −1
Original line number Diff line number Diff line
@@ -112,6 +112,7 @@ 
struct st7789_panel_info {

	const struct drm_display_mode *mode;

	u32 bus_format;

	bool invert_mode;

};



struct st7789v {
@@ -171,6 +172,7 @@ static const struct drm_display_mode default_mode = { 


static const struct st7789_panel_info default_panel = {

	.mode = &default_mode,

	.invert_mode = true,

	.bus_format = MEDIA_BUS_FMT_RGB666_1X18,

};
@@ -321,7 +323,13 @@ static int st7789v_prepare(struct drm_panel *panel) 
	ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN61(0x1b)));

	ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_NVGAMCTRL_VN62(0x28)));



	ST7789V_TEST(ret, st7789v_write_command(ctx, MIPI_DCS_ENTER_INVERT_MODE));

	if (ctx->info->invert_mode) {

		ST7789V_TEST(ret, st7789v_write_command(ctx,

						MIPI_DCS_ENTER_INVERT_MODE));

	} else {

		ST7789V_TEST(ret, st7789v_write_command(ctx,

						MIPI_DCS_EXIT_INVERT_MODE));

	}



	ST7789V_TEST(ret, st7789v_write_command(ctx, ST7789V_RAMCTRL_CMD));

	ST7789V_TEST(ret, st7789v_write_data(ctx, ST7789V_RAMCTRL_DM_RGB |