Intel variants don't support it.

Signed-off-by: Alex Deucher alexdeucher@gmail.com --- drivers/gpu/drm/radeon/radeon_atombios.c | 15 ++++++--------- drivers/gpu/drm/radeon/radeon_combios.c | 4 ++++ drivers/gpu/drm/radeon/rs600.c | 1 - drivers/gpu/drm/radeon/rs690.c | 2 +- 4 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 6df7bd5..3bc2bcd 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) diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c index cd2a6c2..5e1474c 100644 --- a/drivers/gpu/drm/radeon/radeon_combios.c +++ b/drivers/gpu/drm/radeon/radeon_combios.c @@ -693,6 +693,10 @@ bool radeon_combios_sideport_present(struct radeon_device *rdev) struct drm_device *dev = rdev->ddev; u16 igp_info;

+ /* sideport is AMD only */ + if (rdev->family == CHIP_RS400) + return false; + igp_info = combios_get_table_offset(dev, COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE);

if (igp_info) { diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c index 85cd911..cc05b23 100644 --- a/drivers/gpu/drm/radeon/rs600.c +++ b/drivers/gpu/drm/radeon/rs600.c @@ -696,7 +696,6 @@ void rs600_mc_init(struct radeon_device *rdev) rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev); base = RREG32_MC(R_000004_MC_FB_LOCATION); base = G_000004_MC_FB_START(base) << 16; - rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev); radeon_vram_location(rdev, &rdev->mc, base); rdev->mc.gtt_base_align = 0; radeon_gtt_location(rdev, &rdev->mc); diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c index 6fbb874..3e3f757 100644 --- a/drivers/gpu/drm/radeon/rs690.c +++ b/drivers/gpu/drm/radeon/rs690.c @@ -159,8 +159,8 @@ void rs690_mc_init(struct radeon_device *rdev) rdev->mc.visible_vram_size = rdev->mc.aper_size; base = RREG32_MC(R_000100_MCCFG_FB_LOCATION); base = G_000100_MC_FB_START(base) << 16; - rs690_pm_info(rdev); rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev); + rs690_pm_info(rdev); radeon_vram_location(rdev, &rdev->mc, base); rdev->mc.gtt_base_align = rdev->mc.gtt_size - 1; radeon_gtt_location(rdev, &rdev->mc);