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| author | Junwei Zhang <Jerry.Zhang@amd.com> | 2017-07-14 18:27:57 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-07-25 16:25:47 -0400 |
| commit | f04f56919c33416a4398a79290315254c09e2a4d (patch) | |
| tree | 16a70e93196e6b12e00723425ada974459aae236 /drivers/gpu/drm/amd | |
| parent | 564f04586dbd8cf85305297b2c68773e7419cd66 (diff) | |
| download | linux-f04f56919c33416a4398a79290315254c09e2a4d.tar.gz linux-f04f56919c33416a4398a79290315254c09e2a4d.tar.bz2 linux-f04f56919c33416a4398a79290315254c09e2a4d.zip | |
drm/amdgpu: remove unncessary code in psp v10 ring init func
Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_v10_0.c | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c index 2258323a3c26..9a7b94d7a56b 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c @@ -110,7 +110,6 @@ int psp_v10_0_prep_cmd_buf(struct amdgpu_firmware_info *ucode, struct psp_gfx_cm int psp_v10_0_ring_init(struct psp_context *psp, enum psp_ring_type ring_type) { int ret = 0; - unsigned int psp_ring_reg = 0; struct psp_ring *ring; struct amdgpu_device *adev = psp->adev; @@ -130,25 +129,6 @@ int psp_v10_0_ring_init(struct psp_context *psp, enum psp_ring_type ring_type) return ret; } - /* Write low address of the ring to C2PMSG_69 */ - psp_ring_reg = lower_32_bits(ring->ring_mem_mc_addr); - WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_69, psp_ring_reg); - /* Write high address of the ring to C2PMSG_70 */ - psp_ring_reg = upper_32_bits(ring->ring_mem_mc_addr); - WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_70, psp_ring_reg); - /* Write size of ring to C2PMSG_71 */ - psp_ring_reg = ring->ring_size; - WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_71, psp_ring_reg); - /* Write the ring initialization command to C2PMSG_64 */ - psp_ring_reg = ring_type; - psp_ring_reg = psp_ring_reg << 16; - WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64, psp_ring_reg); - /* Wait for response flag (bit 31) in C2PMSG_64 */ - psp_ring_reg = 0; - while ((psp_ring_reg & 0x80000000) == 0) { - psp_ring_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_64); - } - return 0; } |