diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_atombios.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 6df7bd56949..3bc2bcdf530 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -1032,21 +1032,18 @@ bool radeon_atombios_sideport_present(struct radeon_device *rdev) u8 frev, crev; u16 data_offset; + /* sideport is AMD only */ + if (rdev->family == CHIP_RS600) + return false; + if (atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, &crev, &data_offset)) { igp_info = (union igp_info *)(mode_info->atom_context->bios + data_offset); switch (crev) { case 1: - /* AMD IGPS */ - if ((rdev->family == CHIP_RS690) || - (rdev->family == CHIP_RS740)) { - if (igp_info->info.ulBootUpMemoryClock) - return true; - } else { - if (igp_info->info.ucMemoryType & 0xf0) - return true; - } + if (igp_info->info.ulBootUpMemoryClock) + return true; break; case 2: if (igp_info->info_2.ucMemoryType & 0x0f) |