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drm/radeon/kms/igp: sideport is AMD only

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Intel variants don't support it.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2010-08-02 19:39:15 -04:00 committed by Dave Airlie
parent e06b14ee91
commit 4c70b2eae3
4 changed files with 11 additions and 11 deletions
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15
drivers/gpu/drm/radeon/radeon_atombios.c
View file

@ -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)

4
drivers/gpu/drm/radeon/radeon_combios.c
View file

@ -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) {

1
drivers/gpu/drm/radeon/rs600.c
View file

@ -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);

2
drivers/gpu/drm/radeon/rs690.c
View file

@ -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);