diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c | 62 |
1 files changed, 47 insertions, 15 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c index cb5a6f1437f8..f1ba36a094da 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c @@ -153,7 +153,7 @@ static int sdma_v5_2_init_microcode(struct amdgpu_device *adev) struct amdgpu_firmware_info *info = NULL; const struct common_firmware_header *header = NULL; - if (amdgpu_sriov_vf(adev)) + if (amdgpu_sriov_vf(adev) && (adev->asic_type == CHIP_SIENNA_CICHLID)) return 0; DRM_DEBUG("\n"); @@ -197,7 +197,7 @@ static int sdma_v5_2_init_microcode(struct amdgpu_device *adev) if (err) goto out; - err = sdma_v5_2_init_inst_ctx(&adev->sdma.instance[0]); + err = sdma_v5_2_init_inst_ctx(&adev->sdma.instance[i]); if (err) goto out; } @@ -356,7 +356,9 @@ static void sdma_v5_2_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) * sdma_v5_2_ring_emit_ib - Schedule an IB on the DMA engine * * @ring: amdgpu ring pointer + * @job: job to retrieve vmid from * @ib: IB object to schedule + * @flags: unused * * Schedule an IB in the DMA ring. */ @@ -418,7 +420,9 @@ static void sdma_v5_2_ring_emit_hdp_flush(struct amdgpu_ring *ring) * sdma_v5_2_ring_emit_fence - emit a fence on the DMA ring * * @ring: amdgpu ring pointer - * @fence: amdgpu fence object + * @addr: address + * @seq: sequence number + * @flags: fence related flags * * Add a DMA fence packet to the ring to write * the fence seq number and DMA trap packet to generate @@ -806,6 +810,37 @@ static int sdma_v5_2_load_microcode(struct amdgpu_device *adev) return 0; } +static int sdma_v5_2_soft_reset(void *handle) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + u32 grbm_soft_reset; + u32 tmp; + int i; + + for (i = 0; i < adev->sdma.num_instances; i++) { + grbm_soft_reset = REG_SET_FIELD(0, + GRBM_SOFT_RESET, SOFT_RESET_SDMA0, + 1); + grbm_soft_reset <<= i; + + tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET); + tmp |= grbm_soft_reset; + DRM_DEBUG("GRBM_SOFT_RESET=0x%08X\n", tmp); + WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp); + tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET); + + udelay(50); + + tmp &= ~grbm_soft_reset; + WREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET, tmp); + tmp = RREG32_SOC15(GC, 0, mmGRBM_SOFT_RESET); + + udelay(50); + } + + return 0; +} + /** * sdma_v5_2_start - setup and start the async dma engines * @@ -837,6 +872,7 @@ static int sdma_v5_2_start(struct amdgpu_device *adev) msleep(1000); } + sdma_v5_2_soft_reset(adev); /* unhalt the MEs */ sdma_v5_2_enable(adev, true); /* enable sdma ring preemption */ @@ -916,6 +952,7 @@ static int sdma_v5_2_ring_test_ring(struct amdgpu_ring *ring) * sdma_v5_2_ring_test_ib - test an IB on the DMA engine * * @ring: amdgpu_ring structure holding ring information + * @timeout: timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT * * Test a simple IB in the DMA ring. * Returns 0 on success, error on failure. @@ -1017,10 +1054,9 @@ static void sdma_v5_2_vm_copy_pte(struct amdgpu_ib *ib, * * @ib: indirect buffer to fill with commands * @pe: addr of the page entry - * @addr: dst addr to write into pe + * @value: dst addr to write into pe * @count: number of page entries to update * @incr: increase next addr by incr bytes - * @flags: access flags * * Update PTEs by writing them manually using sDMA. */ @@ -1076,6 +1112,7 @@ static void sdma_v5_2_vm_set_pte_pde(struct amdgpu_ib *ib, * sdma_v5_2_ring_pad_ib - pad the IB * * @ib: indirect buffer to fill with padding + * @ring: amdgpu_ring structure holding ring information * * Pad the IB with NOPs to a boundary multiple of 8. */ @@ -1127,7 +1164,8 @@ static void sdma_v5_2_ring_emit_pipeline_sync(struct amdgpu_ring *ring) * sdma_v5_2_ring_emit_vm_flush - vm flush using sDMA * * @ring: amdgpu_ring pointer - * @vm: amdgpu_vm pointer + * @vmid: vmid number to use + * @pd_addr: address * * Update the page table base and flush the VM TLB * using sDMA. @@ -1363,13 +1401,6 @@ static int sdma_v5_2_wait_for_idle(void *handle) return -ETIMEDOUT; } -static int sdma_v5_2_soft_reset(void *handle) -{ - /* todo */ - - return 0; -} - static int sdma_v5_2_ring_preempt_ib(struct amdgpu_ring *ring) { int i, r = 0; @@ -1700,10 +1731,11 @@ static void sdma_v5_2_set_irq_funcs(struct amdgpu_device *adev) /** * sdma_v5_2_emit_copy_buffer - copy buffer using the sDMA engine * - * @ring: amdgpu_ring structure holding ring information + * @ib: indirect buffer to copy to * @src_offset: src GPU address * @dst_offset: dst GPU address * @byte_count: number of bytes to xfer + * @tmz: if a secure copy should be used * * Copy GPU buffers using the DMA engine. * Used by the amdgpu ttm implementation to move pages if @@ -1729,7 +1761,7 @@ static void sdma_v5_2_emit_copy_buffer(struct amdgpu_ib *ib, /** * sdma_v5_2_emit_fill_buffer - fill buffer using the sDMA engine * - * @ring: amdgpu_ring structure holding ring information + * @ib: indirect buffer to fill * @src_data: value to write to buffer * @dst_offset: dst GPU address * @byte_count: number of bytes to xfer |