[Mesa-dev] [PATCH 1/2] r600g, radeonsi: add driver queries for GPU temperature and shader+memory clocks

Marek Olšák maraeo at gmail.com
Mon Apr 27 14:10:44 PDT 2015


DRM 3.0.0 (amdgpu) doesn't support all of these queries yet. I think
it could only do the GPU load query if it was hooked up.

Radeon will always be 2.x.x.

Marek

On Mon, Apr 27, 2015 at 10:53 PM, Aaron Watry <awatry at gmail.com> wrote:
>
>
> On Mon, Apr 27, 2015 at 9:46 AM, Marek Olšák <maraeo at gmail.com> wrote:
>>
>> From: Marek Olšák <marek.olsak at amd.com>
>>
>> ---
>>  src/gallium/drivers/radeon/r600_pipe_common.c     | 13 +++++++++++--
>>  src/gallium/drivers/radeon/r600_pipe_common.h     |  3 +++
>>  src/gallium/drivers/radeon/r600_query.c           | 21
>> +++++++++++++++++++++
>>  src/gallium/winsys/radeon/drm/radeon_drm_winsys.c | 19
>> +++++++++++++++++++
>>  src/gallium/winsys/radeon/drm/radeon_winsys.h     |  5 ++++-
>>  5 files changed, 58 insertions(+), 3 deletions(-)
>>
>> diff --git a/src/gallium/drivers/radeon/r600_pipe_common.c
>> b/src/gallium/drivers/radeon/r600_pipe_common.c
>> index c6d7918..97eed13 100644
>> --- a/src/gallium/drivers/radeon/r600_pipe_common.c
>> +++ b/src/gallium/drivers/radeon/r600_pipe_common.c
>> @@ -665,12 +665,21 @@ static int r600_get_driver_query_info(struct
>> pipe_screen *screen,
>>                 {"num-bytes-moved", R600_QUERY_NUM_BYTES_MOVED, 0, TRUE},
>>                 {"VRAM-usage", R600_QUERY_VRAM_USAGE,
>> rscreen->info.vram_size, TRUE},
>>                 {"GTT-usage", R600_QUERY_GTT_USAGE,
>> rscreen->info.gart_size, TRUE},
>> +               {"temperature", R600_QUERY_GPU_TEMPERATURE, 100, FALSE},
>> +               {"shader-clock", R600_QUERY_CURRENT_GPU_SCLK, 0, FALSE},
>> +               {"memory-clock", R600_QUERY_CURRENT_GPU_MCLK, 0, FALSE}
>>         };
>> +       unsigned num_queries;
>> +
>> +       if (rscreen->info.drm_major == 2 && rscreen->info.drm_minor >= 42)
>> +               num_queries = Elements(list);
>
>
> Would it makes sense to future-proof this a bit and allow for drm_major of >
> 2?
>
> e.g.
> if (rscreen-0>info.drm_major > 2 || (rscreen->info.drm_major == 2 &&
> rscreen->info.drm_minor >= 42))
>
> --Aaron
>
>>
>> +       else
>> +               num_queries = 8;
>>
>>         if (!info)
>> -               return Elements(list);
>> +               return num_queries;
>>
>> -       if (index >= Elements(list))
>> +       if (index >= num_queries)
>>                 return 0;
>>
>>         *info = list[index];
>> diff --git a/src/gallium/drivers/radeon/r600_pipe_common.h
>> b/src/gallium/drivers/radeon/r600_pipe_common.h
>> index 384a9a6..c23072c 100644
>> --- a/src/gallium/drivers/radeon/r600_pipe_common.h
>> +++ b/src/gallium/drivers/radeon/r600_pipe_common.h
>> @@ -55,6 +55,9 @@
>>  #define R600_QUERY_NUM_BYTES_MOVED     (PIPE_QUERY_DRIVER_SPECIFIC + 5)
>>  #define R600_QUERY_VRAM_USAGE          (PIPE_QUERY_DRIVER_SPECIFIC + 6)
>>  #define R600_QUERY_GTT_USAGE           (PIPE_QUERY_DRIVER_SPECIFIC + 7)
>> +#define R600_QUERY_GPU_TEMPERATURE     (PIPE_QUERY_DRIVER_SPECIFIC + 8)
>> +#define R600_QUERY_CURRENT_GPU_SCLK    (PIPE_QUERY_DRIVER_SPECIFIC + 9)
>> +#define R600_QUERY_CURRENT_GPU_MCLK    (PIPE_QUERY_DRIVER_SPECIFIC + 10)
>>
>>  #define R600_CONTEXT_STREAMOUT_FLUSH           (1u << 0)
>>  #define R600_CONTEXT_PRIVATE_FLAG              (1u << 1)
>> diff --git a/src/gallium/drivers/radeon/r600_query.c
>> b/src/gallium/drivers/radeon/r600_query.c
>> index 6a35ab8..758064a 100644
>> --- a/src/gallium/drivers/radeon/r600_query.c
>> +++ b/src/gallium/drivers/radeon/r600_query.c
>> @@ -86,6 +86,9 @@ static struct r600_resource
>> *r600_new_query_buffer(struct r600_common_context *c
>>         case R600_QUERY_NUM_BYTES_MOVED:
>>         case R600_QUERY_VRAM_USAGE:
>>         case R600_QUERY_GTT_USAGE:
>> +       case R600_QUERY_GPU_TEMPERATURE:
>> +       case R600_QUERY_CURRENT_GPU_SCLK:
>> +       case R600_QUERY_CURRENT_GPU_MCLK:
>>                 return NULL;
>>         }
>>
>> @@ -382,6 +385,9 @@ static struct pipe_query *r600_create_query(struct
>> pipe_context *ctx, unsigned q
>>         case R600_QUERY_NUM_BYTES_MOVED:
>>         case R600_QUERY_VRAM_USAGE:
>>         case R600_QUERY_GTT_USAGE:
>> +       case R600_QUERY_GPU_TEMPERATURE:
>> +       case R600_QUERY_CURRENT_GPU_SCLK:
>> +       case R600_QUERY_CURRENT_GPU_MCLK:
>>                 skip_allocation = true;
>>                 break;
>>         default:
>> @@ -439,6 +445,9 @@ static void r600_begin_query(struct pipe_context *ctx,
>> struct pipe_query *query)
>>         case R600_QUERY_REQUESTED_GTT:
>>         case R600_QUERY_VRAM_USAGE:
>>         case R600_QUERY_GTT_USAGE:
>> +       case R600_QUERY_GPU_TEMPERATURE:
>> +       case R600_QUERY_CURRENT_GPU_SCLK:
>> +       case R600_QUERY_CURRENT_GPU_MCLK:
>>                 rquery->begin_result = 0;
>>                 return;
>>         case R600_QUERY_BUFFER_WAIT_TIME:
>> @@ -513,6 +522,15 @@ static void r600_end_query(struct pipe_context *ctx,
>> struct pipe_query *query)
>>         case R600_QUERY_GTT_USAGE:
>>                 rquery->end_result = rctx->ws->query_value(rctx->ws,
>> RADEON_GTT_USAGE);
>>                 return;
>> +       case R600_QUERY_GPU_TEMPERATURE:
>> +               rquery->end_result = rctx->ws->query_value(rctx->ws,
>> RADEON_GPU_TEMPERATURE) / 1000;
>> +               return;
>> +       case R600_QUERY_CURRENT_GPU_SCLK:
>> +               rquery->end_result = rctx->ws->query_value(rctx->ws,
>> RADEON_CURRENT_SCLK) * 1000000;
>> +               return;
>> +       case R600_QUERY_CURRENT_GPU_MCLK:
>> +               rquery->end_result = rctx->ws->query_value(rctx->ws,
>> RADEON_CURRENT_MCLK) * 1000000;
>> +               return;
>>         }
>>
>>         r600_emit_query_end(rctx, rquery);
>> @@ -570,6 +588,9 @@ static boolean r600_get_query_buffer_result(struct
>> r600_common_context *ctx,
>>         case R600_QUERY_NUM_BYTES_MOVED:
>>         case R600_QUERY_VRAM_USAGE:
>>         case R600_QUERY_GTT_USAGE:
>> +       case R600_QUERY_GPU_TEMPERATURE:
>> +       case R600_QUERY_CURRENT_GPU_SCLK:
>> +       case R600_QUERY_CURRENT_GPU_MCLK:
>>                 result->u64 = query->end_result - query->begin_result;
>>                 return TRUE;
>>         }
>> diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
>> b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
>> index 2b12f4d..b3e3cb2 100644
>> --- a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
>> +++ b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
>> @@ -49,6 +49,13 @@
>>  #define RADEON_INFO_ACTIVE_CU_COUNT 0x20
>>  #endif
>>
>> +#ifndef RADEON_INFO_CURRENT_GPU_TEMP
>> +#define RADEON_INFO_CURRENT_GPU_TEMP   0x21
>> +#define RADEON_INFO_CURRENT_GPU_SCLK   0x22
>> +#define RADEON_INFO_CURRENT_GPU_MCLK   0x23
>> +#define RADEON_INFO_READ_REG           0x24
>> +#endif
>> +
>>  static struct util_hash_table *fd_tab = NULL;
>>  pipe_static_mutex(fd_tab_mutex);
>>
>> @@ -559,6 +566,18 @@ static uint64_t radeon_query_value(struct
>> radeon_winsys *rws,
>>          radeon_get_drm_value(ws->fd, RADEON_INFO_GTT_USAGE,
>>                               "gtt-usage", (uint32_t*)&retval);
>>          return retval;
>> +    case RADEON_GPU_TEMPERATURE:
>> +        radeon_get_drm_value(ws->fd, RADEON_INFO_CURRENT_GPU_TEMP,
>> +                             "gpu-temp", (uint32_t*)&retval);
>> +        return retval;
>> +    case RADEON_CURRENT_SCLK:
>> +        radeon_get_drm_value(ws->fd, RADEON_INFO_CURRENT_GPU_SCLK,
>> +                             "current-gpu-sclk", (uint32_t*)&retval);
>> +        return retval;
>> +    case RADEON_CURRENT_MCLK:
>> +        radeon_get_drm_value(ws->fd, RADEON_INFO_CURRENT_GPU_MCLK,
>> +                             "current-gpu-mclk", (uint32_t*)&retval);
>> +        return retval;
>>      }
>>      return 0;
>>  }
>> diff --git a/src/gallium/winsys/radeon/drm/radeon_winsys.h
>> b/src/gallium/winsys/radeon/drm/radeon_winsys.h
>> index a8cc60a..996a201 100644
>> --- a/src/gallium/winsys/radeon/drm/radeon_winsys.h
>> +++ b/src/gallium/winsys/radeon/drm/radeon_winsys.h
>> @@ -169,7 +169,10 @@ enum radeon_value_id {
>>      RADEON_NUM_CS_FLUSHES,
>>      RADEON_NUM_BYTES_MOVED,
>>      RADEON_VRAM_USAGE,
>> -    RADEON_GTT_USAGE
>> +    RADEON_GTT_USAGE,
>> +    RADEON_GPU_TEMPERATURE,
>> +    RADEON_CURRENT_SCLK,
>> +    RADEON_CURRENT_MCLK
>>  };
>>
>>  enum radeon_bo_priority {
>> --
>> 2.1.0
>>
>> _______________________________________________
>> mesa-dev mailing list
>> mesa-dev at lists.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/mesa-dev
>
>


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