diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gpu.h')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gpu.h | 58 |
1 files changed, 49 insertions, 9 deletions
diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h index 92aa1e9196c6..6def00883046 100644 --- a/drivers/gpu/drm/msm/msm_gpu.h +++ b/drivers/gpu/drm/msm/msm_gpu.h @@ -9,6 +9,7 @@ #include <linux/adreno-smmu-priv.h> #include <linux/clk.h> +#include <linux/devfreq.h> #include <linux/interconnect.h> #include <linux/pm_opp.h> #include <linux/regulator/consumer.h> @@ -21,6 +22,7 @@ struct msm_gem_submit; struct msm_gpu_perfcntr; struct msm_gpu_state; +struct msm_file_private; struct msm_gpu_config { const char *ioname; @@ -42,7 +44,10 @@ struct msm_gpu_config { * + z180_gpu */ struct msm_gpu_funcs { - int (*get_param)(struct msm_gpu *gpu, uint32_t param, uint64_t *value); + int (*get_param)(struct msm_gpu *gpu, struct msm_file_private *ctx, + uint32_t param, uint64_t *value, uint32_t *len); + int (*set_param)(struct msm_gpu *gpu, struct msm_file_private *ctx, + uint32_t param, uint64_t value, uint32_t len); int (*hw_init)(struct msm_gpu *gpu); int (*pm_suspend)(struct msm_gpu *gpu); int (*pm_resume)(struct msm_gpu *gpu); @@ -59,7 +64,7 @@ struct msm_gpu_funcs { /* for generation specific debugfs: */ void (*debugfs_init)(struct msm_gpu *gpu, struct drm_minor *minor); #endif - unsigned long (*gpu_busy)(struct msm_gpu *gpu); + u64 (*gpu_busy)(struct msm_gpu *gpu, unsigned long *out_sample_rate); struct msm_gpu_state *(*gpu_state_get)(struct msm_gpu *gpu); int (*gpu_state_put)(struct msm_gpu_state *state); unsigned long (*gpu_get_freq)(struct msm_gpu *gpu); @@ -103,11 +108,8 @@ struct msm_gpu_devfreq { struct dev_pm_qos_request boost_freq; /** - * busy_cycles: - * - * Used by implementation of gpu->gpu_busy() to track the last - * busy counter value, for calculating elapsed busy cycles since - * last sampling period. + * busy_cycles: Last busy counter value, for calculating elapsed busy + * cycles since last sampling period. */ u64 busy_cycles; @@ -117,6 +119,8 @@ struct msm_gpu_devfreq { /** idle_time: Time of last transition to idle: */ ktime_t idle_time; + struct devfreq_dev_status average_status; + /** * idle_work: * @@ -157,6 +161,13 @@ struct msm_gpu { int nr_rings; /** + * sysprof_active: + * + * The count of contexts that have enabled system profiling. + */ + refcount_t sysprof_active; + + /** * cur_ctx_seqno: * * The ctx->seqno value of the last context to submit rendering, @@ -199,7 +210,10 @@ struct msm_gpu { /* does gpu need hw_init? */ bool needs_hw_init; - /* number of GPU hangs (for all contexts) */ + /** + * global_faults: number of GPU hangs not attributed to a particular + * address space + */ int global_faults; void __iomem *mmio; @@ -277,7 +291,7 @@ static inline bool msm_gpu_active(struct msm_gpu *gpu) for (i = 0; i < gpu->nr_rings; i++) { struct msm_ringbuffer *ring = gpu->rb[i]; - if (fence_after(ring->seqno, ring->memptrs->fence)) + if (fence_after(ring->fctx->last_fence, ring->memptrs->fence)) return true; } @@ -324,6 +338,30 @@ struct msm_file_private { int seqno; /** + * sysprof: + * + * The value of MSM_PARAM_SYSPROF set by userspace. This is + * intended to be used by system profiling tools like Mesa's + * pps-producer (perfetto), and restricted to CAP_SYS_ADMIN. + * + * Setting a value of 1 will preserve performance counters across + * context switches. Setting a value of 2 will in addition + * suppress suspend. (Performance counters lose state across + * power collapse, which is undesirable for profiling in some + * cases.) + * + * The value automatically reverts to zero when the drm device + * file is closed. + */ + int sysprof; + + /** comm: Overridden task comm, see MSM_PARAM_COMM */ + char *comm; + + /** cmdline: Overridden task cmdline, see MSM_PARAM_CMDLINE */ + char *cmdline; + + /** * entities: * * Table of per-priority-level sched entities used by submitqueues @@ -519,6 +557,8 @@ void msm_submitqueue_close(struct msm_file_private *ctx); void msm_submitqueue_destroy(struct kref *kref); +int msm_file_private_set_sysprof(struct msm_file_private *ctx, + struct msm_gpu *gpu, int sysprof); void __msm_file_private_destroy(struct kref *kref); static inline void msm_file_private_put(struct msm_file_private *ctx) |