diff options
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/a6xx_gmu.c | 20 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 34 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/msm_ringbuffer.h | 16 |
3 files changed, 54 insertions, 16 deletions
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c index 0a0ceb76e2ba..e816947ac7d8 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c @@ -346,16 +346,20 @@ static int a6xx_rpmh_start(struct a6xx_gmu *gmu) ret = gmu_poll_timeout(gmu, REG_A6XX_RSCC_SEQ_BUSY_DRV0, val, !val, 100, 10000); - if (!ret) { - gmu_write(gmu, REG_A6XX_GMU_RSCC_CONTROL_REQ, 0); - - /* Re-enable the power counter */ - gmu_write(gmu, REG_A6XX_GMU_CX_GMU_POWER_COUNTER_ENABLE, 1); - return 0; + if (ret) { + DRM_DEV_ERROR(gmu->dev, "GPU RSC sequence stuck while waking up the GPU\n"); + return ret; } - DRM_DEV_ERROR(gmu->dev, "GPU RSC sequence stuck while waking up the GPU\n"); - return ret; + gmu_write(gmu, REG_A6XX_GMU_RSCC_CONTROL_REQ, 0); + + /* Set up CX GMU counter 0 to count busy ticks */ + gmu_write(gmu, REG_A6XX_GPU_GMU_AO_GPU_CX_BUSY_MASK, 0xff000000); + gmu_rmw(gmu, REG_A6XX_GMU_CX_GMU_POWER_COUNTER_SELECT_0, 0xff, 0x20); + + /* Enable the power counter */ + gmu_write(gmu, REG_A6XX_GMU_CX_GMU_POWER_COUNTER_ENABLE, 1); + return 0; } static void a6xx_rpmh_stop(struct a6xx_gmu *gmu) diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 38b7a5a92bfb..cf66edfb5246 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -67,13 +67,34 @@ static void a6xx_flush(struct msm_gpu *gpu, struct msm_ringbuffer *ring) gpu_write(gpu, REG_A6XX_CP_RB_WPTR, wptr); } +static void get_stats_counter(struct msm_ringbuffer *ring, u32 counter, + u64 iova) +{ + OUT_PKT7(ring, CP_REG_TO_MEM, 3); + OUT_RING(ring, counter | (1 << 30) | (2 << 18)); + OUT_RING(ring, lower_32_bits(iova)); + OUT_RING(ring, upper_32_bits(iova)); +} + static void a6xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit, struct msm_file_private *ctx) { + unsigned int index = submit->seqno % MSM_GPU_SUBMIT_STATS_COUNT; struct msm_drm_private *priv = gpu->dev->dev_private; struct msm_ringbuffer *ring = submit->ring; unsigned int i; + get_stats_counter(ring, REG_A6XX_RBBM_PERFCTR_CP_0_LO, + rbmemptr_stats(ring, index, cpcycles_start)); + + /* + * For PM4 the GMU register offsets are calculated from the base of the + * GPU registers so we need to add 0x1a800 to the register value on A630 + * to get the right value from PM4. + */ + get_stats_counter(ring, REG_A6XX_GMU_ALWAYS_ON_COUNTER_L + 0x1a800, + rbmemptr_stats(ring, index, alwayson_start)); + /* Invalidate CCU depth and color */ OUT_PKT7(ring, CP_EVENT_WRITE, 1); OUT_RING(ring, PC_CCU_INVALIDATE_DEPTH); @@ -98,6 +119,11 @@ static void a6xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit, } } + get_stats_counter(ring, REG_A6XX_RBBM_PERFCTR_CP_0_LO, + rbmemptr_stats(ring, index, cpcycles_end)); + get_stats_counter(ring, REG_A6XX_GMU_ALWAYS_ON_COUNTER_L + 0x1a800, + rbmemptr_stats(ring, index, alwayson_end)); + /* Write the fence to the scratch register */ OUT_PKT4(ring, REG_A6XX_CP_SCRATCH_REG(2), 1); OUT_RING(ring, submit->seqno); @@ -387,14 +413,6 @@ static int a6xx_hw_init(struct msm_gpu *gpu) /* Select CP0 to always count cycles */ gpu_write(gpu, REG_A6XX_CP_PERFCTR_CP_SEL_0, PERF_CP_ALWAYS_COUNT); - /* FIXME: not sure if this should live here or in a6xx_gmu.c */ - gmu_write(&a6xx_gpu->gmu, REG_A6XX_GPU_GMU_AO_GPU_CX_BUSY_MASK, - 0xff000000); - gmu_rmw(&a6xx_gpu->gmu, REG_A6XX_GMU_CX_GMU_POWER_COUNTER_SELECT_0, - 0xff, 0x20); - gmu_write(&a6xx_gpu->gmu, REG_A6XX_GMU_CX_GMU_POWER_COUNTER_ENABLE, - 0x01); - gpu_write(gpu, REG_A6XX_RB_NC_MODE_CNTL, 2 << 1); gpu_write(gpu, REG_A6XX_TPL1_NC_MODE_CNTL, 2 << 1); gpu_write(gpu, REG_A6XX_SP_NC_MODE_CNTL, 2 << 1); diff --git a/drivers/gpu/drm/msm/msm_ringbuffer.h b/drivers/gpu/drm/msm/msm_ringbuffer.h index cffce094aecb..6434ebb13136 100644 --- a/drivers/gpu/drm/msm/msm_ringbuffer.h +++ b/drivers/gpu/drm/msm/msm_ringbuffer.h @@ -23,9 +23,25 @@ #define rbmemptr(ring, member) \ ((ring)->memptrs_iova + offsetof(struct msm_rbmemptrs, member)) +#define rbmemptr_stats(ring, index, member) \ + (rbmemptr((ring), stats) + \ + ((index) * sizeof(struct msm_gpu_submit_stats)) + \ + offsetof(struct msm_gpu_submit_stats, member)) + +struct msm_gpu_submit_stats { + u64 cpcycles_start; + u64 cpcycles_end; + u64 alwayson_start; + u64 alwayson_end; +}; + +#define MSM_GPU_SUBMIT_STATS_COUNT 64 + struct msm_rbmemptrs { volatile uint32_t rptr; volatile uint32_t fence; + + volatile struct msm_gpu_submit_stats stats[MSM_GPU_SUBMIT_STATS_COUNT]; }; struct msm_ringbuffer { |