Adding override bpc to EDP_PANEL_ENTRY3 quirk.
Signed-off-by: Ajye Huang <[email protected]>
---
drivers/gpu/drm/panel/panel-edp.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/drivers/gpu/drm/panel/panel-edp.c
b/drivers/gpu/drm/panel/panel-edp.c
index 944c7c70de55..da3e8f223ec3 100644
--- a/drivers/gpu/drm/panel/panel-edp.c
+++ b/drivers/gpu/drm/panel/panel-edp.c
@@ -218,6 +218,9 @@ struct edp_panel_entry {
/** @override_edid_mode: Override the mode obtained by edid. */
const struct drm_display_mode *override_edid_mode;
+
+ /** @override_bpc: Override the Bits per color obtained by edid. */
+ unsigned int override_bpc;
};
struct panel_edp {
@@ -586,6 +589,9 @@ static int panel_edp_get_modes(struct drm_panel *panel,
bool has_override_edid_mode = p->detected_panel &&
p->detected_panel != ERR_PTR(-EINVAL) &&
p->detected_panel->override_edid_mode;
+ bool has_override_bpc = p->detected_panel &&
+ p->detected_panel != ERR_PTR(-EINVAL) &&
+ p->detected_panel->override_bpc;
/* probe EDID if a DDC bus is available */
if (p->ddc) {
@@ -611,6 +617,9 @@ static int panel_edp_get_modes(struct drm_panel *panel,
} else {
num += drm_edid_connector_add_modes(connector);
}
+
+ if (has_override_bpc)
+ connector->display_info.bpc =
p->detected_panel->override_bpc;
}
pm_runtime_mark_last_busy(panel->dev);
@@ -1871,6 +1880,17 @@ static const struct panel_delay delay_80_500_e50_d50 = {
.override_edid_mode = _mode \
}
+#define EDP_PANEL_ENTRY3(vend_chr_0, vend_chr_1, vend_chr_2, product_id,
_delay, _name, _bpc) \
+{ \
+ .ident = { \
+ .name = _name, \
+ .panel_id = drm_edid_encode_panel_id(vend_chr_0, vend_chr_1,
vend_chr_2, \
+ product_id), \
+ }, \
+ .delay = _delay, \
+ .override_bpc = _bpc \
+}
+
/*
* This table is used to figure out power sequencing delays for panels that
* are detected by EDID. Entries here may point to entries in the
--
2.25.1
