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drm/edid: Match edid quirks with identity

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Currently edid quirks are matched by panel id only.

Modify it to match with identity so it's easier to be extended
for more complex matching if required.

Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240307230653.1807557-4-hsinyi@chromium.org
This commit is contained in:
Hsin-Yi Wang 2024-03-07 14:57:43 -08:00 committed by Douglas Anderson
parent 6e3fdedcf0
commit 7ff53c2f77
1 changed files with 8 additions and 5 deletions
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13
drivers/gpu/drm/drm_edid.c
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@ -114,13 +114,15 @@ struct drm_edid_match_closure {
#define EDID_QUIRK(vend_chr_0, vend_chr_1, vend_chr_2, product_id, _quirks) \
{ \
.panel_id = drm_edid_encode_panel_id(vend_chr_0, vend_chr_1, vend_chr_2, \
product_id), \
.ident = { \
.panel_id = drm_edid_encode_panel_id(vend_chr_0, vend_chr_1, \
vend_chr_2, product_id), \
}, \
.quirks = _quirks \
}
static const struct edid_quirk {
u32 panel_id;
const struct drm_edid_ident ident;
u32 quirks;
} edid_quirk_list[] = {
/* Acer AL1706 */
@ -2921,16 +2923,17 @@ EXPORT_SYMBOL(drm_edid_duplicate);
* @drm_edid: EDID to process
*
* This tells subsequent routines what fixes they need to apply.
*
* Return: A u32 represents the quirks to apply.
*/
static u32 edid_get_quirks(const struct drm_edid *drm_edid)
{
u32 panel_id = drm_edid_get_panel_id(drm_edid);
const struct edid_quirk *quirk;
int i;
for (i = 0; i < ARRAY_SIZE(edid_quirk_list); i++) {
quirk = &edid_quirk_list[i];
if (quirk->panel_id == panel_id)
if (drm_edid_match(drm_edid, &quirk->ident))
return quirk->quirks;
}