diff options
Diffstat (limited to 'drivers/gpu/drm/panel/panel-boe-himax8279d.c')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-boe-himax8279d.c | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/drivers/gpu/drm/panel/panel-boe-himax8279d.c b/drivers/gpu/drm/panel/panel-boe-himax8279d.c index e225840b0d67..df746baae301 100644 --- a/drivers/gpu/drm/panel/panel-boe-himax8279d.c +++ b/drivers/gpu/drm/panel/panel-boe-himax8279d.c @@ -47,9 +47,6 @@ struct panel_info { struct gpio_desc *enable_gpio; struct gpio_desc *pp33_gpio; struct gpio_desc *pp18_gpio; - - bool prepared; - bool enabled; }; static inline struct panel_info *to_panel_info(struct drm_panel *panel) @@ -86,17 +83,12 @@ static int boe_panel_disable(struct drm_panel *panel) struct panel_info *pinfo = to_panel_info(panel); int err; - if (!pinfo->enabled) - return 0; - err = mipi_dsi_dcs_set_display_off(pinfo->link); if (err < 0) { dev_err(panel->dev, "failed to set display off: %d\n", err); return err; } - pinfo->enabled = false; - return 0; } @@ -105,9 +97,6 @@ static int boe_panel_unprepare(struct drm_panel *panel) struct panel_info *pinfo = to_panel_info(panel); int err; - if (!pinfo->prepared) - return 0; - err = mipi_dsi_dcs_set_display_off(pinfo->link); if (err < 0) dev_err(panel->dev, "failed to set display off: %d\n", err); @@ -121,8 +110,6 @@ static int boe_panel_unprepare(struct drm_panel *panel) disable_gpios(pinfo); - pinfo->prepared = false; - return 0; } @@ -131,9 +118,6 @@ static int boe_panel_prepare(struct drm_panel *panel) struct panel_info *pinfo = to_panel_info(panel); int err; - if (pinfo->prepared) - return 0; - gpiod_set_value(pinfo->pp18_gpio, 1); /* T1: 5ms - 6ms */ usleep_range(5000, 6000); @@ -180,8 +164,6 @@ static int boe_panel_prepare(struct drm_panel *panel) /* T7: 20ms - 21ms */ usleep_range(20000, 21000); - pinfo->prepared = true; - return 0; poweroff: @@ -194,9 +176,6 @@ static int boe_panel_enable(struct drm_panel *panel) struct panel_info *pinfo = to_panel_info(panel); int ret; - if (pinfo->enabled) - return 0; - usleep_range(120000, 121000); ret = mipi_dsi_dcs_set_display_on(pinfo->link); @@ -205,8 +184,6 @@ static int boe_panel_enable(struct drm_panel *panel) return ret; } - pinfo->enabled = true; - return 0; } @@ -917,14 +894,6 @@ static void panel_remove(struct mipi_dsi_device *dsi) struct panel_info *pinfo = mipi_dsi_get_drvdata(dsi); int err; - err = boe_panel_disable(&pinfo->base); - if (err < 0) - dev_err(&dsi->dev, "failed to disable panel: %d\n", err); - - err = boe_panel_unprepare(&pinfo->base); - if (err < 0) - dev_err(&dsi->dev, "failed to unprepare panel: %d\n", err); - err = mipi_dsi_detach(dsi); if (err < 0) dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", err); @@ -932,14 +901,6 @@ static void panel_remove(struct mipi_dsi_device *dsi) drm_panel_remove(&pinfo->base); } -static void panel_shutdown(struct mipi_dsi_device *dsi) -{ - struct panel_info *pinfo = mipi_dsi_get_drvdata(dsi); - - boe_panel_disable(&pinfo->base); - boe_panel_unprepare(&pinfo->base); -} - static struct mipi_dsi_driver panel_driver = { .driver = { .name = "panel-boe-himax8279d", @@ -947,7 +908,6 @@ static struct mipi_dsi_driver panel_driver = { }, .probe = panel_probe, .remove = panel_remove, - .shutdown = panel_shutdown, }; module_mipi_dsi_driver(panel_driver); |