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drm/amd/powerplay: use REG32_PCIE wrapper instead for sw smu

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This patch uses REG32_PCIE wrapper instead of writting pci_index2 and reading
pci_data2. This sequence should be protected by pcie_idx_lock.

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Huang Rui 2019-02-25 14:46:03 +08:00 committed by Alex Deucher
parent 04cfc0c80d
commit a8394cfa42
1 changed files with 3 additions and 4 deletions
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7
drivers/gpu/drm/amd/powerplay/smu_v11_0.c
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@ -211,14 +211,13 @@ static int smu_v11_0_check_fw_status(struct smu_context *smu)
struct amdgpu_device *adev = smu->adev;
uint32_t mp1_fw_flags;
WREG32_SOC15(NBIF, 0, mmPCIE_INDEX2,
(MP1_Public | (smnMP1_FIRMWARE_FLAGS & 0xffffffff)));
mp1_fw_flags = RREG32_SOC15(NBIF, 0, mmPCIE_DATA2);
mp1_fw_flags = RREG32_PCIE(MP1_Public |
(smnMP1_FIRMWARE_FLAGS & 0xffffffff));
if ((mp1_fw_flags & MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) >>
MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED__SHIFT)
return 0;
return -EIO;
}