drm/etnaviv: add performance monitor request processing

Changes v4 -> v5
- make use of doms_meta array

Signed-off-by: Christian Gmeiner <christian.gmeiner@gmail.com>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c b/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c
index 09fbd33764e8dd4be49235fa9168d9dfe45327fe..ba60cb9192c7bcf6f8124ca7ab37f331f5da81df 100644 (file)
--- a/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c
@@ -16,6 +16,7 @@
  */
 
 #include "etnaviv_gpu.h"
+#include "etnaviv_perfmon.h"
 
 struct etnaviv_pm_domain;
 
@@ -128,3 +129,19 @@ int etnaviv_pm_req_validate(const struct drm_etnaviv_gem_submit_pmr *r,
 
        return 0;
 }
+
+void etnaviv_perfmon_process(struct etnaviv_gpu *gpu,
+       const struct etnaviv_perfmon_request *pmr)
+{
+       const struct etnaviv_pm_domain_meta *meta = &doms_meta[gpu->exec_state];
+       const struct etnaviv_pm_domain *dom;
+       const struct etnaviv_pm_signal *sig;
+       u32 *bo = pmr->bo_vma;
+       u32 val;
+
+       dom = meta->domains + pmr->domain;
+       sig = &dom->signal[pmr->signal];
+       val = sig->sample(gpu, dom, sig);
+
+       *(bo + pmr->offset) = val;
+}

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_perfmon.h b/drivers/gpu/drm/etnaviv/etnaviv_perfmon.h
index 9fcd1fb2e4829746404a333f246423ef139626cc..35dce194cb0042eff1349ba06ae3237515a638bb 100644 (file)
--- a/drivers/gpu/drm/etnaviv/etnaviv_perfmon.h
+++ b/drivers/gpu/drm/etnaviv/etnaviv_perfmon.h
@@ -43,4 +43,7 @@ int etnaviv_pm_query_sig(struct etnaviv_gpu *gpu,
 int etnaviv_pm_req_validate(const struct drm_etnaviv_gem_submit_pmr *r,
        u32 exec_state);
 
+void etnaviv_perfmon_process(struct etnaviv_gpu *gpu,
+       const struct etnaviv_perfmon_request *pmr);
+
 #endif /* __ETNAVIV_PERFMON_H__ */