drm/radeon: don't check crtcs in card_posted() on cards without DCE
Skip checking crtcs in hardware without them. Avoids checking non-existent hardware. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
parent
09fb8bd1a6
commit
2cf3a4fcc6
|
@ -471,6 +471,9 @@ bool radeon_card_posted(struct radeon_device *rdev)
|
|||
rdev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE)
|
||||
return false;
|
||||
|
||||
if (ASIC_IS_NODCE(rdev))
|
||||
goto check_memsize;
|
||||
|
||||
/* first check CRTCs */
|
||||
if (ASIC_IS_DCE4(rdev)) {
|
||||
reg = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET) |
|
||||
|
@ -499,6 +502,7 @@ 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);
|
||||
|
|
Loading…
Reference in a new issue