diff options
| -rw-r--r-- | drivers/gpu/drm/drm_edid.c | 8 | ||||
| -rw-r--r-- | include/drm/drm_connector.h | 4 | ||||
| -rw-r--r-- | include/drm/drm_edid.h | 5 |
3 files changed, 15 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 857ae0c47a1c..9cca1e6e4736 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -68,7 +68,7 @@ static int oui(u8 first, u8 second, u8 third) enum drm_edid_internal_quirk { /* First detailed mode wrong, use largest 60Hz mode */ - EDID_QUIRK_PREFER_LARGE_60, + EDID_QUIRK_PREFER_LARGE_60 = DRM_EDID_QUIRK_NUM, /* Reported 135MHz pixel clock is too high, needs adjustment */ EDID_QUIRK_135_CLOCK_TOO_HIGH, /* Prefer the largest mode at 75 Hz */ @@ -2959,6 +2959,12 @@ static bool drm_edid_has_internal_quirk(struct drm_connector *connector, return connector->display_info.quirks & BIT(quirk); } +bool drm_edid_has_quirk(struct drm_connector *connector, enum drm_edid_quirk quirk) +{ + return connector->display_info.quirks & BIT(quirk); +} +EXPORT_SYMBOL(drm_edid_has_quirk); + #define MODE_SIZE(m) ((m)->hdisplay * (m)->vdisplay) #define MODE_REFRESH_DIFF(c,t) (abs((c) - (t))) diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index f13d597370a3..da49d520aa3b 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -843,7 +843,9 @@ struct drm_display_info { int vics_len; /** - * @quirks: EDID based quirks. Internal to EDID parsing. + * @quirks: EDID based quirks. DRM core and drivers can query the + * @drm_edid_quirk quirks using drm_edid_has_quirk(), the rest of + * the quirks also tracked here are internal to EDID parsing. */ u32 quirks; diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h index b38409670868..77fd42608e70 100644 --- a/include/drm/drm_edid.h +++ b/include/drm/drm_edid.h @@ -109,6 +109,10 @@ struct detailed_data_string { #define DRM_EDID_CVT_FLAGS_STANDARD_BLANKING (1 << 3) #define DRM_EDID_CVT_FLAGS_REDUCED_BLANKING (1 << 4) +enum drm_edid_quirk { + DRM_EDID_QUIRK_NUM, +}; + struct detailed_data_monitor_range { u8 min_vfreq; u8 max_vfreq; @@ -476,5 +480,6 @@ void drm_edid_print_product_id(struct drm_printer *p, u32 drm_edid_get_panel_id(const struct drm_edid *drm_edid); bool drm_edid_match(const struct drm_edid *drm_edid, const struct drm_edid_ident *ident); +bool drm_edid_has_quirk(struct drm_connector *connector, enum drm_edid_quirk quirk); #endif /* __DRM_EDID_H__ */ |