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| author | Alex Deucher <alexander.deucher@amd.com> | 2013-08-20 14:59:01 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-10-01 09:10:51 -0700 |
| commit | e3695a4006bcddfb92e7f04e7bbf9837972d2768 (patch) | |
| tree | 397de5fd8b70c45a7559fe2a2129fdc847c12635 | |
| parent | 0498605a9cf5417da2306b484f255282b2413688 (diff) | |
| download | lwn-e3695a4006bcddfb92e7f04e7bbf9837972d2768.tar.gz lwn-e3695a4006bcddfb92e7f04e7bbf9837972d2768.zip | |
drm/radeon: fix LCD record parsing
commit 95663948ba22a4be8b99acd67fbf83e86ddffba4 upstream.
If the LCD table contains an EDID record, properly account
for the edid size when walking through the records.
This should fix error messages about unknown LCD records.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 38d87e17285f..fa9b0224a4cf 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -1622,7 +1622,9 @@ struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct kfree(edid); } } - record += sizeof(ATOM_FAKE_EDID_PATCH_RECORD); + record += fake_edid_record->ucFakeEDIDLength ? + fake_edid_record->ucFakeEDIDLength + 2 : + sizeof(ATOM_FAKE_EDID_PATCH_RECORD); break; case LCD_PANEL_RESOLUTION_RECORD_TYPE: panel_res_record = (ATOM_PANEL_RESOLUTION_PATCH_RECORD *)record; |