diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/si_dpm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/si_dpm.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c index fea88078cf8e..8fb60b3af015 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -6899,8 +6899,9 @@ int si_dpm_init(struct radeon_device *rdev) struct ni_power_info *ni_pi; struct si_power_info *si_pi; struct atom_clock_dividers dividers; + enum pci_bus_speed speed_cap; + struct pci_dev *root = rdev->pdev->bus->self; int ret; - u32 mask; si_pi = kzalloc(sizeof(struct si_power_info), GFP_KERNEL); if (si_pi == NULL) @@ -6910,11 +6911,20 @@ int si_dpm_init(struct radeon_device *rdev) eg_pi = &ni_pi->eg; pi = &eg_pi->rv7xx; - ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask); - if (ret) + speed_cap = pcie_get_speed_cap(root); + if (speed_cap == PCI_SPEED_UNKNOWN) { si_pi->sys_pcie_mask = 0; - else - si_pi->sys_pcie_mask = mask; + } else { + if (speed_cap == PCIE_SPEED_8_0GT) + si_pi->sys_pcie_mask = RADEON_PCIE_SPEED_25 | + RADEON_PCIE_SPEED_50 | + RADEON_PCIE_SPEED_80; + else if (speed_cap == PCIE_SPEED_5_0GT) + si_pi->sys_pcie_mask = RADEON_PCIE_SPEED_25 | + RADEON_PCIE_SPEED_50; + else + si_pi->sys_pcie_mask = RADEON_PCIE_SPEED_25; + } si_pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID; si_pi->boot_pcie_gen = si_get_current_pcie_speed(rdev); |