From: Le Ma <le...@amd.com>
Ring aggregated doorbel to make unmapped queue scheduled in mes firmware.
Signed-off-by: Le Ma <le...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c | 7 +++
drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h | 3 +
drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 82 +++++++++++++++++++++----
drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c | 79 +++++++++++++++++-------
4 files changed, 137 insertions(+), 34 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
index e664f714e4ba..9a4c4c905eab 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
@@ -725,6 +725,7 @@ int amdgpu_mes_add_hw_queue(struct amdgpu_device *adev, int
gang_id,
queue->queue_type = qprops->queue_type;
queue->paging = qprops->paging;
queue->gang = gang;
+ queue->ring->mqd_ptr = queue->mqd_cpu_ptr;
list_add_tail(&queue->list, &gang->queue_list);
amdgpu_mes_unlock(&adev->mes);
@@ -1081,6 +1082,12 @@ void amdgpu_mes_remove_ring(struct amdgpu_device *adev,
kfree(ring);
}
+uint32_t amdgpu_mes_get_aggregated_doorbell_index(struct amdgpu_device *adev,
+ enum
amdgpu_mes_priority_level prio)
+{
+ return adev->mes.aggregated_doorbells[prio];
+}
+
int amdgpu_mes_ctx_alloc_meta_data(struct amdgpu_device *adev,
struct amdgpu_mes_ctx_data *ctx_data)
{
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
index 9b011a40906b..f4691b6c3939 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
@@ -346,6 +346,9 @@ int amdgpu_mes_add_ring(struct amdgpu_device *adev, int
gang_id,
void amdgpu_mes_remove_ring(struct amdgpu_device *adev,
struct amdgpu_ring *ring);
+uint32_t amdgpu_mes_get_aggregated_doorbell_index(struct amdgpu_device *adev,
+ enum
amdgpu_mes_priority_level prio);
+
int amdgpu_mes_ctx_alloc_meta_data(struct amdgpu_device *adev,
struct amdgpu_mes_ctx_data *ctx_data);
void amdgpu_mes_ctx_free_meta_data(struct amdgpu_mes_ctx_data *ctx_data);
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index abf2bf7f1a79..5820c3f0e215 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -8525,14 +8525,45 @@ static u64 gfx_v10_0_ring_get_wptr_gfx(struct
amdgpu_ring *ring)
static void gfx_v10_0_ring_set_wptr_gfx(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
+ uint32_t *wptr_saved;
+ uint32_t *is_queue_unmap;
+ uint64_t aggregated_db_index;
+ uint32_t mqd_size = adev->mqds[AMDGPU_HW_IP_GFX].mqd_size;
+ uint64_t wptr_tmp;
- if (ring->use_doorbell) {
- /* XXX check if swapping is necessary on BE */
- atomic64_set((atomic64_t *)ring->wptr_cpu_addr, ring->wptr);
- WDOORBELL64(ring->doorbell_index, ring->wptr);
+ if (ring->is_mes_queue) {
+ wptr_saved = (uint32_t *)(ring->mqd_ptr + mqd_size);
+ is_queue_unmap = (uint32_t *)(ring->mqd_ptr + mqd_size +
+ sizeof(uint32_t));
+ aggregated_db_index =
+ amdgpu_mes_get_aggregated_doorbell_index(adev,
+ AMDGPU_MES_PRIORITY_LEVEL_NORMAL);
+
+ wptr_tmp = ring->wptr & ring->buf_mask;
+ atomic64_set((atomic64_t *)ring->wptr_cpu_addr, wptr_tmp);
+ *wptr_saved = wptr_tmp;
+ /* assume doorbell always being used by mes mapped queue */
+ if (*is_queue_unmap) {
+ WDOORBELL64(aggregated_db_index, wptr_tmp);
+ WDOORBELL64(ring->doorbell_index, wptr_tmp);
+ } else {
+ WDOORBELL64(ring->doorbell_index, wptr_tmp);
+
+ if (*is_queue_unmap)
+ WDOORBELL64(aggregated_db_index, wptr_tmp);
+ }
} else {
- WREG32_SOC15(GC, 0, mmCP_RB0_WPTR, lower_32_bits(ring->wptr));
- WREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI,
upper_32_bits(ring->wptr));
+ if (ring->use_doorbell) {
+ /* XXX check if swapping is necessary on BE */
+ atomic64_set((atomic64_t *)ring->wptr_cpu_addr,
+ ring->wptr);
+ WDOORBELL64(ring->doorbell_index, ring->wptr);
+ } else {
+ WREG32_SOC15(GC, 0, mmCP_RB0_WPTR,
+ lower_32_bits(ring->wptr));
+ WREG32_SOC15(GC, 0, mmCP_RB0_WPTR_HI,
+ upper_32_bits(ring->wptr));
+ }
}
}
@@ -8557,13 +8588,42 @@ static u64 gfx_v10_0_ring_get_wptr_compute(struct
amdgpu_ring *ring)
static void gfx_v10_0_ring_set_wptr_compute(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
+ uint32_t *wptr_saved;
+ uint32_t *is_queue_unmap;
+ uint64_t aggregated_db_index;
+ uint32_t mqd_size = adev->mqds[AMDGPU_HW_IP_COMPUTE].mqd_size;
+ uint64_t wptr_tmp;
- /* XXX check if swapping is necessary on BE */
- if (ring->use_doorbell) {
- atomic64_set((atomic64_t *)ring->wptr_cpu_addr, ring->wptr);
- WDOORBELL64(ring->doorbell_index, ring->wptr);
+ if (ring->is_mes_queue) {
+ wptr_saved = (uint32_t *)(ring->mqd_ptr + mqd_size);
+ is_queue_unmap = (uint32_t *)(ring->mqd_ptr + mqd_size +
+ sizeof(uint32_t));
+ aggregated_db_index =
+ amdgpu_mes_get_aggregated_doorbell_index(adev,
+ AMDGPU_MES_PRIORITY_LEVEL_NORMAL);
+
+ wptr_tmp = ring->wptr & ring->buf_mask;
+ atomic64_set((atomic64_t *)ring->wptr_cpu_addr, wptr_tmp);
+ *wptr_saved = wptr_tmp;
+ /* assume doorbell always used by mes mapped queue */
+ if (*is_queue_unmap) {
+ WDOORBELL64(aggregated_db_index, wptr_tmp);
+ WDOORBELL64(ring->doorbell_index, wptr_tmp);
+ } else {
+ WDOORBELL64(ring->doorbell_index, wptr_tmp);
+
+ if (*is_queue_unmap)
+ WDOORBELL64(aggregated_db_index, wptr_tmp);
+ }
} else {
- BUG(); /* only DOORBELL method supported on gfx10 now */
+ /* XXX check if swapping is necessary on BE */
+ if (ring->use_doorbell) {
+ atomic64_set((atomic64_t *)ring->wptr_cpu_addr,
+ ring->wptr);
+ WDOORBELL64(ring->doorbell_index, ring->wptr);
+ } else {
+ BUG(); /* only DOORBELL method supported on gfx10 now */
+ }
}
}
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
index 1f9021f896a1..a019ac92edb7 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
@@ -389,34 +389,67 @@ static uint64_t sdma_v5_0_ring_get_wptr(struct
amdgpu_ring *ring)
static void sdma_v5_0_ring_set_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
+ uint32_t *wptr_saved;
+ uint32_t *is_queue_unmap;
+ uint64_t aggregated_db_index;
+ uint32_t mqd_size = adev->mqds[AMDGPU_HW_IP_DMA].mqd_size;
DRM_DEBUG("Setting write pointer\n");
- if (ring->use_doorbell) {
- DRM_DEBUG("Using doorbell -- "
- "wptr_offs == 0x%08x "
- "lower_32_bits(ring->wptr << 2) == 0x%08x "
- "upper_32_bits(ring->wptr << 2) == 0x%08x\n",
- ring->wptr_offs,
- lower_32_bits(ring->wptr << 2),
- upper_32_bits(ring->wptr << 2));
- /* XXX check if swapping is necessary on BE */
+ if (ring->is_mes_queue) {
+ wptr_saved = (uint32_t *)(ring->mqd_ptr + mqd_size);
+ is_queue_unmap = (uint32_t *)(ring->mqd_ptr + mqd_size +
+ sizeof(uint32_t));
+ aggregated_db_index =
+ amdgpu_mes_get_aggregated_doorbell_index(adev,
+ AMDGPU_MES_PRIORITY_LEVEL_NORMAL);
+
atomic64_set((atomic64_t *)ring->wptr_cpu_addr,
ring->wptr << 2);
- DRM_DEBUG("calling WDOORBELL64(0x%08x, 0x%016llx)\n",
- ring->doorbell_index, ring->wptr << 2);
- WDOORBELL64(ring->doorbell_index, ring->wptr << 2);
+ *wptr_saved = ring->wptr << 2;
+ if (*is_queue_unmap) {
+ WDOORBELL64(aggregated_db_index, ring->wptr << 2);
+ DRM_DEBUG("calling WDOORBELL64(0x%08x, 0x%016llx)\n",
+ ring->doorbell_index, ring->wptr << 2);
+ WDOORBELL64(ring->doorbell_index, ring->wptr << 2);
+ } else {
+ DRM_DEBUG("calling WDOORBELL64(0x%08x, 0x%016llx)\n",
+ ring->doorbell_index, ring->wptr << 2);
+ WDOORBELL64(ring->doorbell_index, ring->wptr << 2);
+
+ if (*is_queue_unmap)
+ WDOORBELL64(aggregated_db_index,
+ ring->wptr << 2);
+ }
} else {
- DRM_DEBUG("Not using doorbell -- "
- "mmSDMA%i_GFX_RB_WPTR == 0x%08x "
- "mmSDMA%i_GFX_RB_WPTR_HI == 0x%08x\n",
- ring->me,
- lower_32_bits(ring->wptr << 2),
- ring->me,
- upper_32_bits(ring->wptr << 2));
- WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, ring->me,
mmSDMA0_GFX_RB_WPTR),
- lower_32_bits(ring->wptr << 2));
- WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, ring->me,
mmSDMA0_GFX_RB_WPTR_HI),
- upper_32_bits(ring->wptr << 2));
+ if (ring->use_doorbell) {
+ DRM_DEBUG("Using doorbell -- "
+ "wptr_offs == 0x%08x "
+ "lower_32_bits(ring->wptr) << 2 == 0x%08x "
+ "upper_32_bits(ring->wptr) << 2 == 0x%08x\n",
+ ring->wptr_offs,
+ lower_32_bits(ring->wptr << 2),
+ upper_32_bits(ring->wptr << 2));
+ /* XXX check if swapping is necessary on BE */
+ atomic64_set((atomic64_t *)ring->wptr_cpu_addr,
+ ring->wptr << 2);
+ DRM_DEBUG("calling WDOORBELL64(0x%08x, 0x%016llx)\n",
+ ring->doorbell_index, ring->wptr << 2);
+ WDOORBELL64(ring->doorbell_index, ring->wptr << 2);
+ } else {
+ DRM_DEBUG("Not using doorbell -- "
+ "mmSDMA%i_GFX_RB_WPTR == 0x%08x "
+ "mmSDMA%i_GFX_RB_WPTR_HI == 0x%08x\n",
+ ring->me,
+ lower_32_bits(ring->wptr << 2),
+ ring->me,
+ upper_32_bits(ring->wptr << 2));
+ WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev,
+ ring->me, mmSDMA0_GFX_RB_WPTR),
+ lower_32_bits(ring->wptr << 2));
+ WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev,
+ ring->me, mmSDMA0_GFX_RB_WPTR_HI),
+ upper_32_bits(ring->wptr << 2));
+ }
}
}
--
2.35.1
