[PATCH 04/13] drm/amd/display: get panel id with drm_edid helper
Melissa Wen
mwen at igalia.com
Fri Apr 11 20:08:34 UTC 2025
Instead of using driver-specific code, use DRM helpers.
Signed-off-by: Melissa Wen <mwen at igalia.com>
---
.../drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 15 +++++----------
1 file changed, 5 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
index faea6b7fb3f3..620be159b8ef 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
@@ -48,16 +48,11 @@
#include "ddc_service_types.h"
#include "clk_mgr.h"
-static u32 edid_extract_panel_id(struct edid *edid)
+static void apply_edid_quirks(struct drm_device *dev,
+ const struct drm_edid *drm_edid,
+ struct dc_edid_caps *edid_caps)
{
- return (u32)edid->mfg_id[0] << 24 |
- (u32)edid->mfg_id[1] << 16 |
- (u32)EDID_PRODUCT_ID(edid);
-}
-
-static void apply_edid_quirks(struct drm_device *dev, struct edid *edid, struct dc_edid_caps *edid_caps)
-{
- uint32_t panel_id = edid_extract_panel_id(edid);
+ uint32_t panel_id = drm_edid_get_panel_id(drm_edid);
switch (panel_id) {
/* Workaround for monitors that need a delay after detecting the link */
@@ -140,7 +135,7 @@ enum dc_edid_status dm_helpers_parse_edid_caps(
edid_caps->edid_hdmi = connector->display_info.is_hdmi;
- apply_edid_quirks(dev, edid_buf, edid_caps);
+ apply_edid_quirks(dev, drm_edid, edid_caps);
sad_count = drm_edid_to_sad((struct edid *) edid->raw_edid, &sads);
if (sad_count <= 0)
--
2.47.2
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