#define MICROSOFT_IEEE_OUI 0xca125c
@@ -170,6 +172,12 @@ static const struct edid_quirk {
EDID_QUIRK('S', 'A', 'M', 596, EDID_QUIRK_PREFER_LARGE_60),
EDID_QUIRK('S', 'A', 'M', 638, EDID_QUIRK_PREFER_LARGE_60),
+ /* Samsung C49G95T */
+ EDID_QUIRK('S', 'A', 'M', 0x7053, EDID_QUIRK_FIXUP_5120_1440_240),
+
+ /* Samsung S49AG95 */
+ EDID_QUIRK('S', 'A', 'M', 0x71ac, EDID_QUIRK_FIXUP_5120_1440_240),
+
/* Sony PVM-2541A does up to 12 bpc, but only reports max 8 bpc */
EDID_QUIRK('S', 'N', 'Y', 0x2541, EDID_QUIRK_FORCE_12BPC),
@@ -6586,7 +6594,37 @@ static void update_display_info(struct drm_connector *connector,
drm_edid_to_eld(connector, drm_edid);
}
-static struct drm_display_mode *drm_mode_displayid_detailed(struct drm_device *dev,
+static void drm_mode_displayid_detailed_edid_quirks(struct drm_connector *connector,
+ struct drm_display_mode *mode)
+{
+ unsigned int hsync_width;
+ unsigned int vsync_width;
+
+ if (connector->display_info.quirks & EDID_QUIRK_FIXUP_5120_1440_240) {
+ if (mode->hdisplay == 5120 && mode->vdisplay == 1440 &&
+ mode->clock == 1939490) {
+ hsync_width = mode->hsync_end - mode->hsync_start;
+ vsync_width = mode->vsync_end - mode->vsync_start;
+
+ mode->clock = 2018490;
+ mode->hdisplay = 5120;
+ mode->hsync_start = 5120 + 8;
+ mode->hsync_end = 5120 + 8 + hsync_width;
+ mode->htotal = 5200;
+
+ mode->vdisplay = 1440;
+ mode->vsync_start = 1440 + 165;
+ mode->vsync_end = 1440 + 165 + vsync_width;
+ mode->vtotal = 1619;
+
+ drm_dbg_kms(connector->dev,
+ "[CONNECTOR:%d:%s] Samsung 240Hz mode quirk applied\n",
+ connector->base.id, connector->name);
+ }
+ }
+}
+
+static struct drm_display_mode *drm_mode_displayid_detailed(struct drm_connector *connector,
struct displayid_detailed_timings_1 *timings,
bool type_7)
{
@@ -6605,7 +6643,7 @@ static struct drm_display_mode *drm_mode_displayid_detailed(struct drm_device *d
bool hsync_positive = (timings->hsync[1] >> 7) & 0x1;
bool vsync_positive = (timings->vsync[1] >> 7) & 0x1;
- mode = drm_mode_create(dev);
+ mode = drm_mode_create(connector->dev);
if (!mode)
return NULL;
@@ -6628,6 +6666,9 @@ static struct drm_display_mode *drm_mode_displayid_detailed(struct drm_device *d
if (timings->flags & 0x80)
mode->type |= DRM_MODE_TYPE_PREFERRED;
+
+ drm_mode_displayid_detailed_edid_quirks(connector, mode);
+
drm_mode_set_name(mode);
return mode;
@@ -6650,7 +6691,7 @@ static int add_displayid_detailed_1_modes(struct drm_connector *connector,
for (i = 0; i < num_timings; i++) {
struct displayid_detailed_timings_1 *timings = &det->timings[i];
- newmode = drm_mode_displayid_detailed(connector->dev, timings, type_7);
+ newmode = drm_mode_displayid_detailed(connector, timings, type_7);
if (!newmode)
continue;
--
2.42.0