This driver currently only applies to one panel. Modify it to be compatible with other panels. Signed-off-by: Zhaoxiong Lv <lvzhaoxiong@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> --- Changes between V6 and V5: - 1. Corrected the use of "->init" in struct panel_desc, - 2. Modify indentation in "boe_th101mb31ig002_of_match[]" v5: https://lore.kernel.org/all/20240704072958.27876-2-lvzhaoxiong@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx/ --- .../drm/panel/panel-boe-th101mb31ig002-28a.c | 41 +++++++++++++++---- 1 file changed, 34 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-boe-th101mb31ig002-28a.c b/drivers/gpu/drm/panel/panel-boe-th101mb31ig002-28a.c index 763e9f8342d3..8f03920e3503 100644 --- a/drivers/gpu/drm/panel/panel-boe-th101mb31ig002-28a.c +++ b/drivers/gpu/drm/panel/panel-boe-th101mb31ig002-28a.c @@ -17,11 +17,21 @@ #include <drm/drm_modes.h> #include <drm/drm_panel.h> +struct panel_desc { + const struct drm_display_mode *modes; + unsigned long mode_flags; + enum mipi_dsi_pixel_format format; + int (*init)(struct drm_panel *panel); + unsigned int lanes; +}; + struct boe_th101mb31ig002 { struct drm_panel panel; struct mipi_dsi_device *dsi; + const struct panel_desc *desc; + struct regulator *power; struct gpio_desc *enable; struct gpio_desc *reset; @@ -161,7 +171,10 @@ static int boe_th101mb31ig002_prepare(struct drm_panel *panel) gpiod_set_value_cansleep(ctx->enable, 1); msleep(50); boe_th101mb31ig002_reset(ctx); - boe_th101mb31ig002_enable(panel); + + ret = ctx->desc->init(panel); + if (ret) + return ret; return 0; } @@ -181,6 +194,16 @@ static const struct drm_display_mode boe_th101mb31ig002_default_mode = { .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, }; +static const struct panel_desc boe_th101mb31ig002_desc = { + .modes = &boe_th101mb31ig002_default_mode, + .lanes = 4, + .format = MIPI_DSI_FMT_RGB888, + .mode_flags = MIPI_DSI_MODE_VIDEO_BURST | + MIPI_DSI_MODE_NO_EOT_PACKET | + MIPI_DSI_MODE_LPM, + .init = boe_th101mb31ig002_enable, +}; + static int boe_th101mb31ig002_get_modes(struct drm_panel *panel, struct drm_connector *connector) { @@ -237,6 +260,7 @@ static const struct drm_panel_funcs boe_th101mb31ig002_funcs = { static int boe_th101mb31ig002_dsi_probe(struct mipi_dsi_device *dsi) { struct boe_th101mb31ig002 *ctx; + const struct panel_desc *desc; int ret; ctx = devm_kzalloc(&dsi->dev, sizeof(*ctx), GFP_KERNEL); @@ -246,11 +270,11 @@ static int boe_th101mb31ig002_dsi_probe(struct mipi_dsi_device *dsi) mipi_dsi_set_drvdata(dsi, ctx); ctx->dsi = dsi; - dsi->lanes = 4; - dsi->format = MIPI_DSI_FMT_RGB888; - dsi->mode_flags = MIPI_DSI_MODE_VIDEO_BURST | - MIPI_DSI_MODE_NO_EOT_PACKET | - MIPI_DSI_MODE_LPM; + desc = of_device_get_match_data(&dsi->dev); + dsi->lanes = desc->lanes; + dsi->format = desc->format; + dsi->mode_flags = desc->mode_flags; + ctx->desc = desc; ctx->power = devm_regulator_get(&dsi->dev, "power"); if (IS_ERR(ctx->power)) @@ -302,7 +326,10 @@ static void boe_th101mb31ig002_dsi_remove(struct mipi_dsi_device *dsi) } static const struct of_device_id boe_th101mb31ig002_of_match[] = { - { .compatible = "boe,th101mb31ig002-28a", }, + { + .compatible = "boe,th101mb31ig002-28a", + .data = &boe_th101mb31ig002_desc + }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, boe_th101mb31ig002_of_match); -- 2.17.1
