Displaying 3 results from an estimated 3 matches for "combios_setup_i2c_bus".
2020 Jul 27
1
[PATCH 4/4] radeon: fall back to ACPI EDID retrieval
...c(rdev->mode_info.bios_hardcoded_edid_size, GFP_KERNEL);
if (edid) {
memcpy((unsigned char *)edid,
@@ -412,7 +411,8 @@ radeon_bios_get_hardcoded_edid(struct radeon_device *rdev)
return edid;
}
}
- return NULL;
+
+ return drm_get_edid_acpi();
}
static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rdev,
--
2.18.4
2020 Jul 28
0
[PATCH 4/4] radeon: fall back to ACPI EDID retrieval
...device *rdev)
> return edid;
> }
> }
> - return NULL;
> +
> + return drm_get_edid_acpi();
In general a good idea, but I'm wondering if we should really do this so
unconditionally here.
Regards,
Christian.
> }
>
> static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rdev,
2020 Jul 27
6
[PATCH 0/4] drm: add support for retrieving EDID via ACPI _DDC
Some notebook systems provide the EDID for the internal panel via the
_DDC method in ACPI, instead of or in addition to providing the EDID via
DDC on LVDS/eDP. Add a DRM helper to search for an ACP _DDC method under
the ACPI namespace for each VGA/3D controller, and return the first EDID
successfully retrieved via _DDC. Update the i915, nouveau, and radeon
DRM-KMS drivers to fall back to