[PATCH 4/8] drm/amdgpu/mes12: add mes pipe switch support
Jack Xiao
Jack.Xiao at amd.com
Wed Aug 7 09:38:43 UTC 2024
Add mes pipe switch to let caller choose pipe
to submit packet.
Signed-off-by: Jack Xiao <Jack.Xiao at amd.com>
---
drivers/gpu/drm/amd/amdgpu/mes_v12_0.c | 59 ++++++++++++++------------
1 file changed, 33 insertions(+), 26 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c b/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c
index 932629e47c9a..88b0997fa377 100644
--- a/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mes_v12_0.c
@@ -142,13 +142,14 @@ static const char *mes_v12_0_get_misc_op_string(union MESAPI__MISC *x_pkt)
}
static int mes_v12_0_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,
- void *pkt, int size,
- int api_status_off)
+ int pipe, void *pkt, int size,
+ int api_status_off)
{
union MESAPI__QUERY_MES_STATUS mes_status_pkt;
signed long timeout = 3000000; /* 3000 ms */
struct amdgpu_device *adev = mes->adev;
- struct amdgpu_ring *ring = &mes->ring[0];
+ struct amdgpu_ring *ring = &mes->ring[pipe];
+ spinlock_t *ring_lock = &mes->ring_lock[pipe];
struct MES_API_STATUS *api_status;
union MESAPI__MISC *x_pkt = pkt;
const char *op_str, *misc_op_str;
@@ -177,7 +178,7 @@ static int mes_v12_0_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,
status_ptr = (u64 *)&adev->wb.wb[status_offset];
*status_ptr = 0;
- spin_lock_irqsave(&mes->ring_lock[0], flags);
+ spin_lock_irqsave(ring_lock, flags);
r = amdgpu_ring_alloc(ring, (size + sizeof(mes_status_pkt)) / 4);
if (r)
goto error_unlock_free;
@@ -207,32 +208,33 @@ static int mes_v12_0_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,
sizeof(mes_status_pkt) / 4);
amdgpu_ring_commit(ring);
- spin_unlock_irqrestore(&mes->ring_lock[0], flags);
+ spin_unlock_irqrestore(ring_lock, flags);
op_str = mes_v12_0_get_op_string(x_pkt);
misc_op_str = mes_v12_0_get_misc_op_string(x_pkt);
if (misc_op_str)
- dev_dbg(adev->dev, "MES msg=%s (%s) was emitted\n", op_str,
- misc_op_str);
+ dev_dbg(adev->dev, "MES(%d) msg=%s (%s) was emitted\n",
+ pipe, op_str, misc_op_str);
else if (op_str)
- dev_dbg(adev->dev, "MES msg=%s was emitted\n", op_str);
+ dev_dbg(adev->dev, "MES(%d) msg=%s was emitted\n",
+ pipe, op_str);
else
- dev_dbg(adev->dev, "MES msg=%d was emitted\n",
- x_pkt->header.opcode);
+ dev_dbg(adev->dev, "MES(%d) msg=%d was emitted\n",
+ pipe, x_pkt->header.opcode);
r = amdgpu_fence_wait_polling(ring, seq, timeout);
if (r < 1 || !*status_ptr) {
if (misc_op_str)
- dev_err(adev->dev, "MES failed to respond to msg=%s (%s)\n",
- op_str, misc_op_str);
+ dev_err(adev->dev, "MES(%d) failed to respond to msg=%s (%s)\n",
+ pipe, op_str, misc_op_str);
else if (op_str)
- dev_err(adev->dev, "MES failed to respond to msg=%s\n",
- op_str);
+ dev_err(adev->dev, "MES(%d) failed to respond to msg=%s\n",
+ pipe, op_str);
else
- dev_err(adev->dev, "MES failed to respond to msg=%d\n",
- x_pkt->header.opcode);
+ dev_err(adev->dev, "MES(%d) failed to respond to msg=%d\n",
+ pipe, x_pkt->header.opcode);
while (halt_if_hws_hang)
schedule();
@@ -249,7 +251,7 @@ static int mes_v12_0_submit_pkt_and_poll_completion(struct amdgpu_mes *mes,
amdgpu_ring_undo(ring);
error_unlock_free:
- spin_unlock_irqrestore(&mes->ring_lock[0], flags);
+ spin_unlock_irqrestore(ring_lock, flags);
error_wb_free:
amdgpu_device_wb_free(adev, status_offset);
@@ -321,6 +323,7 @@ static int mes_v12_0_add_hw_queue(struct amdgpu_mes *mes,
mes_add_queue_pkt.gds_size = input->queue_size;
return mes_v12_0_submit_pkt_and_poll_completion(mes,
+ AMDGPU_MES_SCHED_PIPE,
&mes_add_queue_pkt, sizeof(mes_add_queue_pkt),
offsetof(union MESAPI__ADD_QUEUE, api_status));
}
@@ -340,6 +343,7 @@ static int mes_v12_0_remove_hw_queue(struct amdgpu_mes *mes,
mes_remove_queue_pkt.gang_context_addr = input->gang_context_addr;
return mes_v12_0_submit_pkt_and_poll_completion(mes,
+ AMDGPU_MES_SCHED_PIPE,
&mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt),
offsetof(union MESAPI__REMOVE_QUEUE, api_status));
}
@@ -365,6 +369,7 @@ static int mes_v12_0_map_legacy_queue(struct amdgpu_mes *mes,
mes_add_queue_pkt.map_legacy_kq = 1;
return mes_v12_0_submit_pkt_and_poll_completion(mes,
+ AMDGPU_MES_SCHED_PIPE,
&mes_add_queue_pkt, sizeof(mes_add_queue_pkt),
offsetof(union MESAPI__ADD_QUEUE, api_status));
}
@@ -398,6 +403,7 @@ static int mes_v12_0_unmap_legacy_queue(struct amdgpu_mes *mes,
}
return mes_v12_0_submit_pkt_and_poll_completion(mes,
+ AMDGPU_MES_SCHED_PIPE,
&mes_remove_queue_pkt, sizeof(mes_remove_queue_pkt),
offsetof(union MESAPI__REMOVE_QUEUE, api_status));
}
@@ -414,7 +420,7 @@ static int mes_v12_0_resume_gang(struct amdgpu_mes *mes,
return 0;
}
-static int mes_v12_0_query_sched_status(struct amdgpu_mes *mes)
+static int mes_v12_0_query_sched_status(struct amdgpu_mes *mes, int pipe)
{
union MESAPI__QUERY_MES_STATUS mes_status_pkt;
@@ -424,7 +430,7 @@ static int mes_v12_0_query_sched_status(struct amdgpu_mes *mes)
mes_status_pkt.header.opcode = MES_SCH_API_QUERY_SCHEDULER_STATUS;
mes_status_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
- return mes_v12_0_submit_pkt_and_poll_completion(mes,
+ return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
&mes_status_pkt, sizeof(mes_status_pkt),
offsetof(union MESAPI__QUERY_MES_STATUS, api_status));
}
@@ -486,11 +492,12 @@ static int mes_v12_0_misc_op(struct amdgpu_mes *mes,
}
return mes_v12_0_submit_pkt_and_poll_completion(mes,
+ AMDGPU_MES_SCHED_PIPE,
&misc_pkt, sizeof(misc_pkt),
offsetof(union MESAPI__MISC, api_status));
}
-static int mes_v12_0_set_hw_resources_1(struct amdgpu_mes *mes)
+static int mes_v12_0_set_hw_resources_1(struct amdgpu_mes *mes, int pipe)
{
union MESAPI_SET_HW_RESOURCES_1 mes_set_hw_res_1_pkt;
@@ -501,12 +508,12 @@ static int mes_v12_0_set_hw_resources_1(struct amdgpu_mes *mes)
mes_set_hw_res_1_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
mes_set_hw_res_1_pkt.mes_kiq_unmap_timeout = 100;
- return mes_v12_0_submit_pkt_and_poll_completion(mes,
+ return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
&mes_set_hw_res_1_pkt, sizeof(mes_set_hw_res_1_pkt),
offsetof(union MESAPI_SET_HW_RESOURCES_1, api_status));
}
-static int mes_v12_0_set_hw_resources(struct amdgpu_mes *mes)
+static int mes_v12_0_set_hw_resources(struct amdgpu_mes *mes, int pipe)
{
int i;
struct amdgpu_device *adev = mes->adev;
@@ -564,7 +571,7 @@ static int mes_v12_0_set_hw_resources(struct amdgpu_mes *mes)
mes_set_hw_res_pkt.enable_mes_event_int_logging = 0;
mes_set_hw_res_pkt.event_intr_history_gpu_mc_ptr = mes->event_log_gpu_addr;
- return mes_v12_0_submit_pkt_and_poll_completion(mes,
+ return mes_v12_0_submit_pkt_and_poll_completion(mes, pipe,
&mes_set_hw_res_pkt, sizeof(mes_set_hw_res_pkt),
offsetof(union MESAPI_SET_HW_RESOURCES, api_status));
}
@@ -1442,19 +1449,19 @@ static int mes_v12_0_hw_init(void *handle)
if (r)
goto failure;
- r = mes_v12_0_set_hw_resources(&adev->mes);
+ r = mes_v12_0_set_hw_resources(&adev->mes, AMDGPU_MES_SCHED_PIPE);
if (r)
goto failure;
if (adev->enable_uni_mes)
- mes_v12_0_set_hw_resources_1(&adev->mes);
+ mes_v12_0_set_hw_resources_1(&adev->mes, AMDGPU_MES_SCHED_PIPE);
mes_v12_0_init_aggregated_doorbell(&adev->mes);
/* Enable the MES to handle doorbell ring on unmapped queue */
mes_v12_0_enable_unmapped_doorbell_handling(&adev->mes, true);
- r = mes_v12_0_query_sched_status(&adev->mes);
+ r = mes_v12_0_query_sched_status(&adev->mes, AMDGPU_MES_SCHED_PIPE);
if (r) {
DRM_ERROR("MES is busy\n");
goto failure;
--
2.41.0
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