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gallium/radeon: add new HUD queries for monitoring the CP

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There are even more counters in the CP_STAT register but I think
these ones are enough for now.

v2: only read (and expose) CP_STAT on VI+

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Samuel Pitoiset 2017-01-30 12:52:56 +01:00
parent 0e04a078c5
commit e2c15ea092
4 changed files with 80 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

36
src/gallium/drivers/radeon/r600_gpu_load.c
View file

@ -61,6 +61,15 @@
#define SRBM_STATUS2 0x0e4c
#define SDMA_BUSY(x) (((x) >> 5) & 0x1)
#define CP_STAT 0x8680
#define PFP_BUSY(x) (((x) >> 15) & 0x1)
#define MEQ_BUSY(x) (((x) >> 16) & 0x1)
#define ME_BUSY(x) (((x) >> 17) & 0x1)
#define SURFACE_SYNC_BUSY(x) (((x) >> 21) & 0x1)
#define DMA_BUSY(x) (((x) >> 22) & 0x1)
#define SCRATCH_RAM_BUSY(x) (((x) >> 24) & 0x1)
#define CE_BUSY(x) (((x) >> 26) & 0x1)
#define UPDATE_COUNTER(field, mask) \
do { \
if (mask(value)) \
@ -98,6 +107,19 @@ static void r600_update_mmio_counters(struct r600_common_screen *rscreen,
UPDATE_COUNTER(sdma, SDMA_BUSY);
}
if (rscreen->chip_class >= VI) {
/* CP_STAT */
rscreen->ws->read_registers(rscreen->ws, CP_STAT, 1, &value);
UPDATE_COUNTER(pfp, PFP_BUSY);
UPDATE_COUNTER(meq, MEQ_BUSY);
UPDATE_COUNTER(me, ME_BUSY);
UPDATE_COUNTER(surf_sync, SURFACE_SYNC_BUSY);
UPDATE_COUNTER(dma, DMA_BUSY);
UPDATE_COUNTER(scratch_ram, SCRATCH_RAM_BUSY);
UPDATE_COUNTER(ce, CE_BUSY);
}
}
#undef UPDATE_COUNTER
@ -223,6 +245,20 @@ static unsigned busy_index_from_type(struct r600_common_screen *rscreen,
return BUSY_INDEX(rscreen, cb);
case R600_QUERY_GPU_SDMA_BUSY:
return BUSY_INDEX(rscreen, sdma);
case R600_QUERY_GPU_PFP_BUSY:
return BUSY_INDEX(rscreen, pfp);
case R600_QUERY_GPU_MEQ_BUSY:
return BUSY_INDEX(rscreen, meq);
case R600_QUERY_GPU_ME_BUSY:
return BUSY_INDEX(rscreen, me);
case R600_QUERY_GPU_SURF_SYNC_BUSY:
return BUSY_INDEX(rscreen, surf_sync);
case R600_QUERY_GPU_DMA_BUSY:
return BUSY_INDEX(rscreen, dma);
case R600_QUERY_GPU_SCRATCH_RAM_BUSY:
return BUSY_INDEX(rscreen, scratch_ram);
case R600_QUERY_GPU_CE_BUSY:
return BUSY_INDEX(rscreen, ce);
default:
unreachable("invalid query type");
}

9
src/gallium/drivers/radeon/r600_pipe_common.h
View file

@ -377,6 +377,15 @@ union r600_mmio_counters {
/* SRBM_STATUS2 */
struct r600_mmio_counter sdma;
/* CP_STAT */
struct r600_mmio_counter pfp;
struct r600_mmio_counter meq;
struct r600_mmio_counter me;
struct r600_mmio_counter surf_sync;
struct r600_mmio_counter dma;
struct r600_mmio_counter scratch_ram;
struct r600_mmio_counter ce;
} named;
unsigned array[0];
};

31
src/gallium/drivers/radeon/r600_query.c
View file

@ -163,6 +163,13 @@ static bool r600_query_sw_begin(struct r600_common_context *rctx,
case R600_QUERY_GPU_CP_BUSY:
case R600_QUERY_GPU_CB_BUSY:
case R600_QUERY_GPU_SDMA_BUSY:
case R600_QUERY_GPU_PFP_BUSY:
case R600_QUERY_GPU_MEQ_BUSY:
case R600_QUERY_GPU_ME_BUSY:
case R600_QUERY_GPU_SURF_SYNC_BUSY:
case R600_QUERY_GPU_DMA_BUSY:
case R600_QUERY_GPU_SCRATCH_RAM_BUSY:
case R600_QUERY_GPU_CE_BUSY:
query->begin_result = r600_begin_counter(rctx->screen,
query->b.type);
break;
@ -271,6 +278,13 @@ static bool r600_query_sw_end(struct r600_common_context *rctx,
case R600_QUERY_GPU_CP_BUSY:
case R600_QUERY_GPU_CB_BUSY:
case R600_QUERY_GPU_SDMA_BUSY:
case R600_QUERY_GPU_PFP_BUSY:
case R600_QUERY_GPU_MEQ_BUSY:
case R600_QUERY_GPU_ME_BUSY:
case R600_QUERY_GPU_SURF_SYNC_BUSY:
case R600_QUERY_GPU_DMA_BUSY:
case R600_QUERY_GPU_SCRATCH_RAM_BUSY:
case R600_QUERY_GPU_CE_BUSY:
query->end_result = r600_end_counter(rctx->screen,
query->b.type,
query->begin_result);
@ -1771,6 +1785,13 @@ static struct pipe_driver_query_info r600_driver_query_list[] = {
X("GPU-cp-busy", GPU_CP_BUSY, UINT64, AVERAGE),
X("GPU-cb-busy", GPU_CB_BUSY, UINT64, AVERAGE),
X("GPU-sdma-busy", GPU_SDMA_BUSY, UINT64, AVERAGE),
X("GPU-pfp-busy", GPU_PFP_BUSY, UINT64, AVERAGE),
X("GPU-meq-busy", GPU_MEQ_BUSY, UINT64, AVERAGE),
X("GPU-me-busy", GPU_ME_BUSY, UINT64, AVERAGE),
X("GPU-surf-sync-busy", GPU_SURF_SYNC_BUSY, UINT64, AVERAGE),
X("GPU-dma-busy", GPU_DMA_BUSY, UINT64, AVERAGE),
X("GPU-scratch-ram-busy", GPU_SCRATCH_RAM_BUSY, UINT64, AVERAGE),
X("GPU-ce-busy", GPU_CE_BUSY, UINT64, AVERAGE),
X("temperature", GPU_TEMPERATURE, UINT64, AVERAGE),
X("shader-clock", CURRENT_GPU_SCLK, HZ, AVERAGE),
@ -1785,10 +1806,14 @@ static unsigned r600_get_num_queries(struct r600_common_screen *rscreen)
{
if (rscreen->info.drm_major == 2 && rscreen->info.drm_minor >= 42)
return ARRAY_SIZE(r600_driver_query_list);
else if (rscreen->info.drm_major == 3)
return ARRAY_SIZE(r600_driver_query_list) - 3;
else if (rscreen->info.drm_major == 3) {
if (rscreen->chip_class >= VI)
return ARRAY_SIZE(r600_driver_query_list) - 3;
else
return ARRAY_SIZE(r600_driver_query_list) - 10;
}
else
return ARRAY_SIZE(r600_driver_query_list) - 18;
return ARRAY_SIZE(r600_driver_query_list) - 25;
}
static int r600_get_driver_query_info(struct pipe_screen *screen,

7
src/gallium/drivers/radeon/r600_query.h
View file

@ -86,6 +86,13 @@ enum {
R600_QUERY_GPU_CP_BUSY,
R600_QUERY_GPU_CB_BUSY,
R600_QUERY_GPU_SDMA_BUSY,
R600_QUERY_GPU_PFP_BUSY,
R600_QUERY_GPU_MEQ_BUSY,
R600_QUERY_GPU_ME_BUSY,
R600_QUERY_GPU_SURF_SYNC_BUSY,
R600_QUERY_GPU_DMA_BUSY,
R600_QUERY_GPU_SCRATCH_RAM_BUSY,
R600_QUERY_GPU_CE_BUSY,
R600_QUERY_NUM_COMPILATIONS,
R600_QUERY_NUM_SHADERS_CREATED,
R600_QUERY_BACK_BUFFER_PS_DRAW_RATIO,