diff options
Diffstat (limited to 'drivers/gpu/drm/msm/adreno/a5xx_gpu.c')
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/a5xx_gpu.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c index ab1d9308c311..48b5304f460c 100644 --- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c @@ -1234,7 +1234,7 @@ static void a5xx_crashdumper_free(struct msm_gpu *gpu, msm_gem_put_iova(dumper->bo, gpu->aspace); msm_gem_put_vaddr(dumper->bo); - drm_gem_object_unreference(dumper->bo); + drm_gem_object_put(dumper->bo); } static int a5xx_crashdumper_run(struct msm_gpu *gpu, @@ -1436,12 +1436,22 @@ static struct msm_ringbuffer *a5xx_active_ring(struct msm_gpu *gpu) return a5xx_gpu->cur_ring; } -static int a5xx_gpu_busy(struct msm_gpu *gpu, uint64_t *value) +static unsigned long a5xx_gpu_busy(struct msm_gpu *gpu) { - *value = gpu_read64(gpu, REG_A5XX_RBBM_PERFCTR_RBBM_0_LO, - REG_A5XX_RBBM_PERFCTR_RBBM_0_HI); + u64 busy_cycles, busy_time; - return 0; + busy_cycles = gpu_read64(gpu, REG_A5XX_RBBM_PERFCTR_RBBM_0_LO, + REG_A5XX_RBBM_PERFCTR_RBBM_0_HI); + + busy_time = busy_cycles - gpu->devfreq.busy_cycles; + do_div(busy_time, clk_get_rate(gpu->core_clk) / 1000000); + + gpu->devfreq.busy_cycles = busy_cycles; + + if (WARN_ON(busy_time > ~0LU)) + return ~0LU; + + return (unsigned long)busy_time; } static const struct adreno_gpu_funcs funcs = { |