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path: root/drivers/gpu/drm/radeon/radeon_device.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_device.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_device.c27
1 files changed, 16 insertions, 11 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index c2c59fb1ea01..189973836cff 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -467,23 +467,27 @@ bool radeon_card_posted(struct radeon_device *rdev)
{
uint32_t reg;
+ /* required for EFI mode on macbook2,1 which uses an r5xx asic */
if (efi_enabled(EFI_BOOT) &&
- rdev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE)
+ (rdev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE) &&
+ (rdev->family < CHIP_R600))
return false;
+ if (ASIC_IS_NODCE(rdev))
+ goto check_memsize;
+
/* first check CRTCs */
- if (ASIC_IS_DCE41(rdev)) {
+ if (ASIC_IS_DCE4(rdev)) {
reg = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET) |
RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET);
- if (reg & EVERGREEN_CRTC_MASTER_EN)
- return true;
- } else if (ASIC_IS_DCE4(rdev)) {
- reg = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET) |
- RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET) |
- RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET) |
- RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET) |
- RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET) |
- RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET);
+ if (rdev->num_crtc >= 4) {
+ reg |= RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET) |
+ RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET);
+ }
+ if (rdev->num_crtc >= 6) {
+ reg |= RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET) |
+ RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET);
+ }
if (reg & EVERGREEN_CRTC_MASTER_EN)
return true;
} else if (ASIC_IS_AVIVO(rdev)) {
@@ -500,6 +504,7 @@ bool radeon_card_posted(struct radeon_device *rdev)
}
}
+check_memsize:
/* then check MEM_SIZE, in case the crtcs are off */
if (rdev->family >= CHIP_R600)
reg = RREG32(R600_CONFIG_MEMSIZE);
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