diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/cik.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/cik.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c index e57698847be5..fa9565957f9d 100644 --- a/drivers/gpu/drm/radeon/cik.c +++ b/drivers/gpu/drm/radeon/cik.c @@ -9563,6 +9563,9 @@ static void cik_pcie_gen3_enable(struct radeon_device *rdev) int ret, i; u16 tmp16; + if (pci_is_root_bus(rdev->pdev->bus)) + return; + if (radeon_pcie_gen2 == 0) return; @@ -9789,7 +9792,8 @@ static void cik_program_aspm(struct radeon_device *rdev) if (orig != data) WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, data); - if (!disable_clkreq) { + if (!disable_clkreq && + !pci_is_root_bus(rdev->pdev->bus)) { struct pci_dev *root = rdev->pdev->bus->self; u32 lnkcap; |