diff options
| -rw-r--r-- | drivers/gpu/drm/bridge/samsung-dsim.c | 14 | ||||
| -rw-r--r-- | include/drm/bridge/samsung-dsim.h | 4 |
2 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index 1ecbba2c5fca..cb2908bc1424 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -1463,12 +1463,26 @@ static void samsung_dsim_bridge_mode_set(struct drm_bridge *bridge, drm_mode_copy(&dsi->mode, adjusted_mode); } +static bool samsung_dsim_bridge_mode_fixup(struct drm_bridge *bridge, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + struct samsung_dsim *dsi = bridge->driver_private; + const struct samsung_dsim_host_ops *ops = dsi->driver_data->host_ops; + + if (ops && ops->mode_fixup) + return ops->mode_fixup(dsi->dsi_host.dev, mode, adjusted_mode); + + return true; +} + static const struct drm_bridge_funcs samsung_dsim_bridge_funcs = { .attach = samsung_dsim_bridge_attach, .detach = samsung_dsim_bridge_detach, .enable = samsung_dsim_bridge_enable, .disable = samsung_dsim_bridge_disable, .mode_set = samsung_dsim_bridge_mode_set, + .mode_fixup = samsung_dsim_bridge_mode_fixup, }; static int samsung_dsim_host_attach(struct mipi_dsi_host *host, diff --git a/include/drm/bridge/samsung-dsim.h b/include/drm/bridge/samsung-dsim.h index be8b4913aa9c..d644bb2f9e87 100644 --- a/include/drm/bridge/samsung-dsim.h +++ b/include/drm/bridge/samsung-dsim.h @@ -6,6 +6,7 @@ struct drm_encoder; struct samsung_dsim; struct platform_device; struct mipi_dsi_device; +struct drm_display_mode; enum exynos_reg_offset { EXYNOS_REG_OFS, @@ -45,6 +46,9 @@ enum reg_value_idx { struct samsung_dsim_host_ops { int (*attach)(struct device *dev, struct mipi_dsi_device *device); int (*detach)(struct device *dev, struct mipi_dsi_device *device); + bool (*mode_fixup)(struct device *dev, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); void (*te_handler)(struct device *dev); }; |