u32 interrupt_queue[64];
};
-/**
- * gfx_v7_0_cp_compute_resume - setup the compute queue registers
- *
- * @adev: amdgpu_device pointer
- *
- * Program the compute queues and test them to make sure they
- * are working.
- * Returns 0 for success, error for failure.
- */
-static int gfx_v7_0_cp_compute_resume(struct amdgpu_device *adev)
+static void gfx_v7_0_compute_pipe_init(struct amdgpu_device *adev, int me, int pipe)
{
- int r, i, j;
- u32 tmp;
- bool use_doorbell = true;
- u64 hqd_gpu_addr;
- u64 mqd_gpu_addr;
u64 eop_gpu_addr;
- u64 wb_gpu_addr;
- u32 *buf;
- struct bonaire_mqd *mqd;
- struct amdgpu_ring *ring;
-
- /* fix up chicken bits */
- tmp = RREG32(mmCP_CPF_DEBUG);
- tmp |= (1 << 23);
- WREG32(mmCP_CPF_DEBUG, tmp);
+ u32 tmp;
+ size_t eop_offset = me * pipe * GFX7_MEC_HPD_SIZE * 2;
- /* init the pipes */
mutex_lock(&adev->srbm_mutex);
- for (i = 0; i < (adev->gfx.mec.num_pipe * adev->gfx.mec.num_mec); i++) {
- int me = (i < 4) ? 1 : 2;
- int pipe = (i < 4) ? i : (i - 4);
+ eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr + eop_offset;
- eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr + (i * GFX7_MEC_HPD_SIZE * 2);
+ cik_srbm_select(adev, me, pipe, 0, 0);
- cik_srbm_select(adev, me, pipe, 0, 0);
+ /* write the EOP addr */
+ WREG32(mmCP_HPD_EOP_BASE_ADDR, eop_gpu_addr >> 8);
+ WREG32(mmCP_HPD_EOP_BASE_ADDR_HI, upper_32_bits(eop_gpu_addr) >> 8);
- /* write the EOP addr */
- WREG32(mmCP_HPD_EOP_BASE_ADDR, eop_gpu_addr >> 8);
- WREG32(mmCP_HPD_EOP_BASE_ADDR_HI, upper_32_bits(eop_gpu_addr) >> 8);
+ /* set the VMID assigned */
+ WREG32(mmCP_HPD_EOP_VMID, 0);
- /* set the VMID assigned */
- WREG32(mmCP_HPD_EOP_VMID, 0);
+ /* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
+ tmp = RREG32(mmCP_HPD_EOP_CONTROL);
+ tmp &= ~CP_HPD_EOP_CONTROL__EOP_SIZE_MASK;
+ tmp |= order_base_2(GFX7_MEC_HPD_SIZE / 8);
+ WREG32(mmCP_HPD_EOP_CONTROL, tmp);
- /* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
- tmp = RREG32(mmCP_HPD_EOP_CONTROL);
- tmp &= ~CP_HPD_EOP_CONTROL__EOP_SIZE_MASK;
- tmp |= order_base_2(GFX7_MEC_HPD_SIZE / 8);
- WREG32(mmCP_HPD_EOP_CONTROL, tmp);
- }
cik_srbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
+}
- /* init the queues. Just two for now. */
- for (i = 0; i < adev->gfx.num_compute_rings; i++) {
- ring = &adev->gfx.compute_ring[i];
+static int gfx_v7_0_mqd_deactivate(struct amdgpu_device *adev)
+{
+ int i;
- if (ring->mqd_obj == NULL) {
- r = amdgpu_bo_create(adev,
- sizeof(struct bonaire_mqd),
- PAGE_SIZE, true,
- AMDGPU_GEM_DOMAIN_GTT, 0, NULL, NULL,
- &ring->mqd_obj);
- if (r) {
- dev_warn(adev->dev, "(%d) create MQD bo failed\n", r);
- return r;
- }
+ /* disable the queue if it's active */
+ if (RREG32(mmCP_HQD_ACTIVE) & 1) {
+ WREG32(mmCP_HQD_DEQUEUE_REQUEST, 1);
+ for (i = 0; i < adev->usec_timeout; i++) {
+ if (!(RREG32(mmCP_HQD_ACTIVE) & 1))
+ break;
+ udelay(1);
}
- r = amdgpu_bo_reserve(ring->mqd_obj, false);
- if (unlikely(r != 0)) {
- gfx_v7_0_cp_compute_fini(adev);
- return r;
- }
- r = amdgpu_bo_pin(ring->mqd_obj, AMDGPU_GEM_DOMAIN_GTT,
- &mqd_gpu_addr);
- if (r) {
- dev_warn(adev->dev, "(%d) pin MQD bo failed\n", r);
- gfx_v7_0_cp_compute_fini(adev);
- return r;
- }
- r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&buf);
- if (r) {
- dev_warn(adev->dev, "(%d) map MQD bo failed\n", r);
- gfx_v7_0_cp_compute_fini(adev);
- return r;
- }
+ if (i == adev->usec_timeout)
+ return -ETIMEDOUT;
- /* init the mqd struct */
- memset(buf, 0, sizeof(struct bonaire_mqd));
+ WREG32(mmCP_HQD_DEQUEUE_REQUEST, 0);
+ WREG32(mmCP_HQD_PQ_RPTR, 0);
+ WREG32(mmCP_HQD_PQ_WPTR, 0);
+ }
- mqd = (struct bonaire_mqd *)buf;
- mqd->header = 0xC0310800;
- mqd->static_thread_mgmt01[0] = 0xffffffff;
- mqd->static_thread_mgmt01[1] = 0xffffffff;
- mqd->static_thread_mgmt23[0] = 0xffffffff;
- mqd->static_thread_mgmt23[1] = 0xffffffff;
+ return 0;
+}
- mutex_lock(&adev->srbm_mutex);
- cik_srbm_select(adev, ring->me,
- ring->pipe,
- ring->queue, 0);
+static void gfx_v7_0_mqd_init(struct amdgpu_device *adev,
+ struct bonaire_mqd *mqd,
+ uint64_t mqd_gpu_addr,
+ struct amdgpu_ring *ring)
+{
+ u64 hqd_gpu_addr;
+ u64 wb_gpu_addr;
- /* disable wptr polling */
- tmp = RREG32(mmCP_PQ_WPTR_POLL_CNTL);
- tmp &= ~CP_PQ_WPTR_POLL_CNTL__EN_MASK;
- WREG32(mmCP_PQ_WPTR_POLL_CNTL, tmp);
+ /* init the mqd struct */
+ memset(mqd, 0, sizeof(struct bonaire_mqd));
- /* enable doorbell? */
- mqd->queue_state.cp_hqd_pq_doorbell_control =
- RREG32(mmCP_HQD_PQ_DOORBELL_CONTROL);
- if (use_doorbell)
- mqd->queue_state.cp_hqd_pq_doorbell_control |= CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_EN_MASK;
- else
- mqd->queue_state.cp_hqd_pq_doorbell_control &= ~CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_EN_MASK;
- WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL,
- mqd->queue_state.cp_hqd_pq_doorbell_control);
-
- /* disable the queue if it's active */
- mqd->queue_state.cp_hqd_dequeue_request = 0;
- mqd->queue_state.cp_hqd_pq_rptr = 0;
- mqd->queue_state.cp_hqd_pq_wptr= 0;
- if (RREG32(mmCP_HQD_ACTIVE) & 1) {
- WREG32(mmCP_HQD_DEQUEUE_REQUEST, 1);
- for (j = 0; j < adev->usec_timeout; j++) {
- if (!(RREG32(mmCP_HQD_ACTIVE) & 1))
- break;
- udelay(1);
- }
- WREG32(mmCP_HQD_DEQUEUE_REQUEST, mqd->queue_state.cp_hqd_dequeue_request);
- WREG32(mmCP_HQD_PQ_RPTR, mqd->queue_state.cp_hqd_pq_rptr);
- WREG32(mmCP_HQD_PQ_WPTR, mqd->queue_state.cp_hqd_pq_wptr);
- }
+ mqd->header = 0xC0310800;
+ mqd->static_thread_mgmt01[0] = 0xffffffff;
+ mqd->static_thread_mgmt01[1] = 0xffffffff;
+ mqd->static_thread_mgmt23[0] = 0xffffffff;
+ mqd->static_thread_mgmt23[1] = 0xffffffff;
- /* set the pointer to the MQD */
- mqd->queue_state.cp_mqd_base_addr = mqd_gpu_addr & 0xfffffffc;
- mqd->queue_state.cp_mqd_base_addr_hi = upper_32_bits(mqd_gpu_addr);
- WREG32(mmCP_MQD_BASE_ADDR, mqd->queue_state.cp_mqd_base_addr);
- WREG32(mmCP_MQD_BASE_ADDR_HI, mqd->queue_state.cp_mqd_base_addr_hi);
- /* set MQD vmid to 0 */
- mqd->queue_state.cp_mqd_control = RREG32(mmCP_MQD_CONTROL);
- mqd->queue_state.cp_mqd_control &= ~CP_MQD_CONTROL__VMID_MASK;
- WREG32(mmCP_MQD_CONTROL, mqd->queue_state.cp_mqd_control);
-
- /* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
- hqd_gpu_addr = ring->gpu_addr >> 8;
- mqd->queue_state.cp_hqd_pq_base = hqd_gpu_addr;
- mqd->queue_state.cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
- WREG32(mmCP_HQD_PQ_BASE, mqd->queue_state.cp_hqd_pq_base);
- WREG32(mmCP_HQD_PQ_BASE_HI, mqd->queue_state.cp_hqd_pq_base_hi);
-
- /* set up the HQD, this is similar to CP_RB0_CNTL */
- mqd->queue_state.cp_hqd_pq_control = RREG32(mmCP_HQD_PQ_CONTROL);
- mqd->queue_state.cp_hqd_pq_control &=
- ~(CP_HQD_PQ_CONTROL__QUEUE_SIZE_MASK |
- CP_HQD_PQ_CONTROL__RPTR_BLOCK_SIZE_MASK);
-
- mqd->queue_state.cp_hqd_pq_control |=
- order_base_2(ring->ring_size / 8);
- mqd->queue_state.cp_hqd_pq_control |=
- (order_base_2(AMDGPU_GPU_PAGE_SIZE/8) << 8);
+ /* enable doorbell? */
+ mqd->queue_state.cp_hqd_pq_doorbell_control =
+ RREG32(mmCP_HQD_PQ_DOORBELL_CONTROL);
+ if (ring->use_doorbell)
+ mqd->queue_state.cp_hqd_pq_doorbell_control |= CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_EN_MASK;
+ else
+ mqd->queue_state.cp_hqd_pq_doorbell_control &= ~CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_EN_MASK;
+
+ /* set the pointer to the MQD */
+ mqd->queue_state.cp_mqd_base_addr = mqd_gpu_addr & 0xfffffffc;
+ mqd->queue_state.cp_mqd_base_addr_hi = upper_32_bits(mqd_gpu_addr);
+
+ /* set MQD vmid to 0 */
+ mqd->queue_state.cp_mqd_control = RREG32(mmCP_MQD_CONTROL);
+ mqd->queue_state.cp_mqd_control &= ~CP_MQD_CONTROL__VMID_MASK;
+
+ /* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
+ hqd_gpu_addr = ring->gpu_addr >> 8;
+ mqd->queue_state.cp_hqd_pq_base = hqd_gpu_addr;
+ mqd->queue_state.cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
+
+ /* set up the HQD, this is similar to CP_RB0_CNTL */
+ mqd->queue_state.cp_hqd_pq_control = RREG32(mmCP_HQD_PQ_CONTROL);
+ mqd->queue_state.cp_hqd_pq_control &=
+ ~(CP_HQD_PQ_CONTROL__QUEUE_SIZE_MASK |
+ CP_HQD_PQ_CONTROL__RPTR_BLOCK_SIZE_MASK);
+
+ mqd->queue_state.cp_hqd_pq_control |=
+ order_base_2(ring->ring_size / 8);
+ mqd->queue_state.cp_hqd_pq_control |=
+ (order_base_2(AMDGPU_GPU_PAGE_SIZE/8) << 8);
#ifdef __BIG_ENDIAN
- mqd->queue_state.cp_hqd_pq_control |=
- 2 << CP_HQD_PQ_CONTROL__ENDIAN_SWAP__SHIFT;
+ mqd->queue_state.cp_hqd_pq_control |=
+ 2 << CP_HQD_PQ_CONTROL__ENDIAN_SWAP__SHIFT;
#endif
- mqd->queue_state.cp_hqd_pq_control &=
- ~(CP_HQD_PQ_CONTROL__UNORD_DISPATCH_MASK |
+ mqd->queue_state.cp_hqd_pq_control &=
+ ~(CP_HQD_PQ_CONTROL__UNORD_DISPATCH_MASK |
CP_HQD_PQ_CONTROL__ROQ_PQ_IB_FLIP_MASK |
CP_HQD_PQ_CONTROL__PQ_VOLATILE_MASK);
- mqd->queue_state.cp_hqd_pq_control |=
- CP_HQD_PQ_CONTROL__PRIV_STATE_MASK |
- CP_HQD_PQ_CONTROL__KMD_QUEUE_MASK; /* assuming kernel queue control */
- WREG32(mmCP_HQD_PQ_CONTROL, mqd->queue_state.cp_hqd_pq_control);
-
- /* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
- wb_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
- mqd->queue_state.cp_hqd_pq_wptr_poll_addr = wb_gpu_addr & 0xfffffffc;
- mqd->queue_state.cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
- WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR, mqd->queue_state.cp_hqd_pq_wptr_poll_addr);
- WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR_HI,
- mqd->queue_state.cp_hqd_pq_wptr_poll_addr_hi);
-
- /* set the wb address wether it's enabled or not */
- wb_gpu_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
- mqd->queue_state.cp_hqd_pq_rptr_report_addr = wb_gpu_addr & 0xfffffffc;
- mqd->queue_state.cp_hqd_pq_rptr_report_addr_hi =
- upper_32_bits(wb_gpu_addr) & 0xffff;
- WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR,
- mqd->queue_state.cp_hqd_pq_rptr_report_addr);
- WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
- mqd->queue_state.cp_hqd_pq_rptr_report_addr_hi);
-
- /* enable the doorbell if requested */
- if (use_doorbell) {
- mqd->queue_state.cp_hqd_pq_doorbell_control =
- RREG32(mmCP_HQD_PQ_DOORBELL_CONTROL);
- mqd->queue_state.cp_hqd_pq_doorbell_control &=
- ~CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_OFFSET_MASK;
- mqd->queue_state.cp_hqd_pq_doorbell_control |=
- (ring->doorbell_index <<
- CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_OFFSET__SHIFT);
- mqd->queue_state.cp_hqd_pq_doorbell_control |=
- CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_EN_MASK;
- mqd->queue_state.cp_hqd_pq_doorbell_control &=
- ~(CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_SOURCE_MASK |
- CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_HIT_MASK);
+ mqd->queue_state.cp_hqd_pq_control |=
+ CP_HQD_PQ_CONTROL__PRIV_STATE_MASK |
+ CP_HQD_PQ_CONTROL__KMD_QUEUE_MASK; /* assuming kernel queue control */
- } else {
- mqd->queue_state.cp_hqd_pq_doorbell_control = 0;
+ /* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
+ wb_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
+ mqd->queue_state.cp_hqd_pq_wptr_poll_addr = wb_gpu_addr & 0xfffffffc;
+ mqd->queue_state.cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
+
+ /* set the wb address wether it's enabled or not */
+ wb_gpu_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
+ mqd->queue_state.cp_hqd_pq_rptr_report_addr = wb_gpu_addr & 0xfffffffc;
+ mqd->queue_state.cp_hqd_pq_rptr_report_addr_hi =
+ upper_32_bits(wb_gpu_addr) & 0xffff;
+
+ /* enable the doorbell if requested */
+ if (ring->use_doorbell) {
+ mqd->queue_state.cp_hqd_pq_doorbell_control =
+ RREG32(mmCP_HQD_PQ_DOORBELL_CONTROL);
+ mqd->queue_state.cp_hqd_pq_doorbell_control &=
+ ~CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_OFFSET_MASK;
+ mqd->queue_state.cp_hqd_pq_doorbell_control |=
+ (ring->doorbell_index <<
+ CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_OFFSET__SHIFT);
+ mqd->queue_state.cp_hqd_pq_doorbell_control |=
+ CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_EN_MASK;
+ mqd->queue_state.cp_hqd_pq_doorbell_control &=
+ ~(CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_SOURCE_MASK |
+ CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_HIT_MASK);
+
+ } else {
+ mqd->queue_state.cp_hqd_pq_doorbell_control = 0;
+ }
+
+ /* read and write pointers, similar to CP_RB0_WPTR/_RPTR */
+ ring->wptr = 0;
+ mqd->queue_state.cp_hqd_pq_wptr = lower_32_bits(ring->wptr);
+ mqd->queue_state.cp_hqd_pq_rptr = RREG32(mmCP_HQD_PQ_RPTR);
+
+ /* set the vmid for the queue */
+ mqd->queue_state.cp_hqd_vmid = 0;
+
+ /* activate the queue */
+ mqd->queue_state.cp_hqd_active = 1;
+}
+
+static int gfx_v7_0_mqd_commit(struct amdgpu_device *adev,
+ struct bonaire_mqd *mqd)
+{
+ u32 tmp;
+
+ /* disable wptr polling */
+ tmp = RREG32(mmCP_PQ_WPTR_POLL_CNTL);
+ tmp = REG_SET_FIELD(tmp, CP_PQ_WPTR_POLL_CNTL, EN, 0);
+ WREG32(mmCP_PQ_WPTR_POLL_CNTL, tmp);
+
+ /* program MQD field to HW */
+ WREG32(mmCP_MQD_BASE_ADDR, mqd->queue_state.cp_mqd_base_addr);
+ WREG32(mmCP_MQD_BASE_ADDR_HI, mqd->queue_state.cp_mqd_base_addr_hi);
+ WREG32(mmCP_MQD_CONTROL, mqd->queue_state.cp_mqd_control);
+ WREG32(mmCP_HQD_PQ_BASE, mqd->queue_state.cp_hqd_pq_base);
+ WREG32(mmCP_HQD_PQ_BASE_HI, mqd->queue_state.cp_hqd_pq_base_hi);
+ WREG32(mmCP_HQD_PQ_CONTROL, mqd->queue_state.cp_hqd_pq_control);
+ WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR, mqd->queue_state.cp_hqd_pq_wptr_poll_addr);
+ WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR_HI, mqd->queue_state.cp_hqd_pq_wptr_poll_addr_hi);
+ WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR, mqd->queue_state.cp_hqd_pq_rptr_report_addr);
+ WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI, mqd->queue_state.cp_hqd_pq_rptr_report_addr_hi);
+ WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL, mqd->queue_state.cp_hqd_pq_doorbell_control);
+ WREG32(mmCP_HQD_PQ_WPTR, mqd->queue_state.cp_hqd_pq_wptr);
+ WREG32(mmCP_HQD_VMID, mqd->queue_state.cp_hqd_vmid);
+
+ /* activate the HQD */
+ WREG32(mmCP_HQD_ACTIVE, mqd->queue_state.cp_hqd_active);
+
+ return 0;
+}
+
+static int gfx_v7_0_compute_queue_init(struct amdgpu_device *adev, int ring_id)
+{
+ int r;
+ u64 mqd_gpu_addr;
+ struct bonaire_mqd *mqd;
+ struct amdgpu_ring *ring = &adev->gfx.compute_ring[ring_id];
+
+ if (ring->mqd_obj == NULL) {
+ r = amdgpu_bo_create(adev,
+ sizeof(struct bonaire_mqd),
+ PAGE_SIZE, true,
+ AMDGPU_GEM_DOMAIN_GTT, 0, NULL, NULL,
+ &ring->mqd_obj);
+ if (r) {
+ dev_warn(adev->dev, "(%d) create MQD bo failed\n", r);
+ return r;
}
- WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL,
- mqd->queue_state.cp_hqd_pq_doorbell_control);
+ }
- /* read and write pointers, similar to CP_RB0_WPTR/_RPTR */
- ring->wptr = 0;
- mqd->queue_state.cp_hqd_pq_wptr = lower_32_bits(ring->wptr);
- WREG32(mmCP_HQD_PQ_WPTR, mqd->queue_state.cp_hqd_pq_wptr);
- mqd->queue_state.cp_hqd_pq_rptr = RREG32(mmCP_HQD_PQ_RPTR);
+ r = amdgpu_bo_reserve(ring->mqd_obj, false);
+ if (unlikely(r != 0))
+ goto out;
- /* set the vmid for the queue */
- mqd->queue_state.cp_hqd_vmid = 0;
- WREG32(mmCP_HQD_VMID, mqd->queue_state.cp_hqd_vmid);
+ r = amdgpu_bo_pin(ring->mqd_obj, AMDGPU_GEM_DOMAIN_GTT,
+ &mqd_gpu_addr);
+ if (r) {
+ dev_warn(adev->dev, "(%d) pin MQD bo failed\n", r);
+ goto out_unreserve;
+ }
+ r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&mqd);
+ if (r) {
+ dev_warn(adev->dev, "(%d) map MQD bo failed\n", r);
+ goto out_unreserve;
+ }
- /* activate the queue */
- mqd->queue_state.cp_hqd_active = 1;
- WREG32(mmCP_HQD_ACTIVE, mqd->queue_state.cp_hqd_active);
+ mutex_lock(&adev->srbm_mutex);
+ cik_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
- cik_srbm_select(adev, 0, 0, 0, 0);
- mutex_unlock(&adev->srbm_mutex);
+ gfx_v7_0_mqd_init(adev, mqd, mqd_gpu_addr, ring);
+ gfx_v7_0_mqd_deactivate(adev);
+ gfx_v7_0_mqd_commit(adev, mqd);
- amdgpu_bo_kunmap(ring->mqd_obj);
- amdgpu_bo_unreserve(ring->mqd_obj);
+ cik_srbm_select(adev, 0, 0, 0, 0);
+ mutex_unlock(&adev->srbm_mutex);
- ring->ready = true;
+ amdgpu_bo_kunmap(ring->mqd_obj);
+out_unreserve:
+ amdgpu_bo_unreserve(ring->mqd_obj);
+out:
+ return 0;
+}
+
+/**
+ * gfx_v7_0_cp_compute_resume - setup the compute queue registers
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Program the compute queues and test them to make sure they
+ * are working.
+ * Returns 0 for success, error for failure.
+ */
+static int gfx_v7_0_cp_compute_resume(struct amdgpu_device *adev)
+{
+ int r, i, j;
+ u32 tmp;
+ struct amdgpu_ring *ring;
+
+ /* fix up chicken bits */
+ tmp = RREG32(mmCP_CPF_DEBUG);
+ tmp |= (1 << 23);
+ WREG32(mmCP_CPF_DEBUG, tmp);
+
+ /* init the pipes */
+ for (i = 0; i < adev->gfx.mec.num_mec; i++)
+ for (j = 0; j < adev->gfx.mec.num_pipe; j++)
+ gfx_v7_0_compute_pipe_init(adev, i, j);
+
+ /* init the queues */
+ for (i = 0; i < adev->gfx.num_compute_rings; i++) {
+ r = gfx_v7_0_compute_queue_init(adev, i);
+ if (r) {
+ gfx_v7_0_cp_compute_fini(adev);
+ return r;
+ }
}
gfx_v7_0_cp_compute_enable(adev, true);
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
ring = &adev->gfx.compute_ring[i];
-
+ ring->ready = true;
r = amdgpu_ring_test_ring(ring);
if (r)
ring->ready = false;
return r;
}
+static int gfx_v8_0_deactivate_hqd(struct amdgpu_device *adev, u32 req)
+{
+ int i, r = 0;
+
+ if (RREG32(mmCP_HQD_ACTIVE) & CP_HQD_ACTIVE__ACTIVE_MASK) {
+ WREG32_FIELD(CP_HQD_DEQUEUE_REQUEST, DEQUEUE_REQ, req);
+ for (i = 0; i < adev->usec_timeout; i++) {
+ if (!(RREG32(mmCP_HQD_ACTIVE) & CP_HQD_ACTIVE__ACTIVE_MASK))
+ break;
+ udelay(1);
+ }
+ if (i == adev->usec_timeout)
+ r = -ETIMEDOUT;
+ }
+ WREG32(mmCP_HQD_DEQUEUE_REQUEST, 0);
+ WREG32(mmCP_HQD_PQ_RPTR, 0);
+ WREG32(mmCP_HQD_PQ_WPTR, 0);
+
+ return r;
+}
+
static int gfx_v8_0_mqd_init(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
uint32_t tmp;
+ /* init the mqd struct */
+ memset(mqd, 0, sizeof(struct vi_mqd));
+
mqd->header = 0xC0310800;
mqd->compute_pipelinestat_enable = 0x00000001;
mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
mqd->cp_hqd_pq_doorbell_control = tmp;
- /* disable the queue if it's active */
- mqd->cp_hqd_dequeue_request = 0;
- mqd->cp_hqd_pq_rptr = 0;
- mqd->cp_hqd_pq_wptr = 0;
-
/* set the pointer to the MQD */
mqd->cp_mqd_base_addr_lo = ring->mqd_gpu_addr & 0xfffffffc;
mqd->cp_mqd_base_addr_hi = upper_32_bits(ring->mqd_gpu_addr);
return 0;
}
-static int gfx_v8_0_kiq_init_register(struct amdgpu_ring *ring)
+static int gfx_v8_0_mqd_commit(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
struct vi_mqd *mqd = ring->mqd_ptr;
- int j;
/* disable wptr polling */
WREG32_FIELD(CP_PQ_WPTR_POLL_CNTL, EN, 0);
/* enable doorbell? */
WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL, mqd->cp_hqd_pq_doorbell_control);
- /* disable the queue if it's active */
- if (RREG32(mmCP_HQD_ACTIVE) & CP_HQD_ACTIVE__ACTIVE_MASK) {
- WREG32(mmCP_HQD_DEQUEUE_REQUEST, 1);
- for (j = 0; j < adev->usec_timeout; j++) {
- if (!(RREG32(mmCP_HQD_ACTIVE) & CP_HQD_ACTIVE__ACTIVE_MASK))
- break;
- udelay(1);
- }
- WREG32(mmCP_HQD_DEQUEUE_REQUEST, mqd->cp_hqd_dequeue_request);
- WREG32(mmCP_HQD_PQ_RPTR, mqd->cp_hqd_pq_rptr);
- WREG32(mmCP_HQD_PQ_WPTR, mqd->cp_hqd_pq_wptr);
- }
+ /* set pq read/write pointers */
+ WREG32(mmCP_HQD_DEQUEUE_REQUEST, mqd->cp_hqd_dequeue_request);
+ WREG32(mmCP_HQD_PQ_RPTR, mqd->cp_hqd_pq_rptr);
+ WREG32(mmCP_HQD_PQ_WPTR, mqd->cp_hqd_pq_wptr);
/* set the pointer to the MQD */
WREG32(mmCP_MQD_BASE_ADDR, mqd->cp_mqd_base_addr_lo);
WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR, mqd->cp_hqd_pq_wptr_poll_addr_lo);
WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR_HI, mqd->cp_hqd_pq_wptr_poll_addr_hi);
+ /* enable the doorbell if requested */
WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL, mqd->cp_hqd_pq_doorbell_control);
/* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
amdgpu_ring_clear_ring(ring);
mutex_lock(&adev->srbm_mutex);
vi_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
- gfx_v8_0_kiq_init_register(ring);
+ gfx_v8_0_deactivate_hqd(adev, 1);
+ gfx_v8_0_mqd_commit(ring);
vi_srbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
} else {
- memset((void *)mqd, 0, sizeof(*mqd));
mutex_lock(&adev->srbm_mutex);
vi_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v8_0_mqd_init(ring);
- gfx_v8_0_kiq_init_register(ring);
+ gfx_v8_0_deactivate_hqd(adev, 1);
+ gfx_v8_0_mqd_commit(ring);
vi_srbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
int mqd_idx = ring - &adev->gfx.compute_ring[0];
if (!adev->gfx.in_reset && !adev->gfx.in_suspend) {
- memset((void *)mqd, 0, sizeof(*mqd));
mutex_lock(&adev->srbm_mutex);
vi_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v8_0_mqd_init(ring);
}
}
-static int gfx_v8_0_deactivate_hqd(struct amdgpu_device *adev, u32 req)
-{
- int i, r = 0;
-
- if (RREG32(mmCP_HQD_ACTIVE) & CP_HQD_ACTIVE__ACTIVE_MASK) {
- WREG32_FIELD(CP_HQD_DEQUEUE_REQUEST, DEQUEUE_REQ, req);
- for (i = 0; i < adev->usec_timeout; i++) {
- if (!(RREG32(mmCP_HQD_ACTIVE) & CP_HQD_ACTIVE__ACTIVE_MASK))
- break;
- udelay(1);
- }
- if (i == adev->usec_timeout)
- r = -ETIMEDOUT;
- }
- WREG32(mmCP_HQD_DEQUEUE_REQUEST, 0);
- WREG32(mmCP_HQD_PQ_RPTR, 0);
- WREG32(mmCP_HQD_PQ_WPTR, 0);
-
- return r;
-}
-
static int gfx_v8_0_pre_soft_reset(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
projects / platform / kernel / linux-starfive.git / commitdiff