From: Rob Clark robdclark@chromium.org
The last patch lost the breakdown of active vs inactive GEM objects in $debugfs/gem. But we can add some better stats to summarize not just active vs inactive, but also purgable/purged to make up for that.
Signed-off-by: Rob Clark robdclark@chromium.org --- drivers/gpu/drm/msm/msm_fb.c | 3 ++- drivers/gpu/drm/msm/msm_gem.c | 31 ++++++++++++++++++++++++------- drivers/gpu/drm/msm/msm_gem.h | 11 ++++++++++- 3 files changed, 36 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/msm/msm_fb.c b/drivers/gpu/drm/msm/msm_fb.c index d42f0665359a..887172a10c9a 100644 --- a/drivers/gpu/drm/msm/msm_fb.c +++ b/drivers/gpu/drm/msm/msm_fb.c @@ -33,6 +33,7 @@ static const struct drm_framebuffer_funcs msm_framebuffer_funcs = { #ifdef CONFIG_DEBUG_FS void msm_framebuffer_describe(struct drm_framebuffer *fb, struct seq_file *m) { + struct msm_gem_stats stats = {{0}}; int i, n = fb->format->num_planes;
seq_printf(m, "fb: %dx%d@%4.4s (%2d, ID:%d)\n", @@ -42,7 +43,7 @@ void msm_framebuffer_describe(struct drm_framebuffer *fb, struct seq_file *m) for (i = 0; i < n; i++) { seq_printf(m, " %d: offset=%d pitch=%d, obj: ", i, fb->offsets[i], fb->pitches[i]); - msm_gem_describe(fb->obj[i], m); + msm_gem_describe(fb->obj[i], m, &stats); } } #endif diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index c184ea68a6d0..a933ca5dc6df 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -873,7 +873,8 @@ static void describe_fence(struct dma_fence *fence, const char *type, fence->seqno); }
-void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m) +void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m, + struct msm_gem_stats *stats) { struct msm_gem_object *msm_obj = to_msm_bo(obj); struct dma_resv *robj = obj->resv; @@ -885,11 +886,23 @@ void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m)
msm_gem_lock(obj);
+ stats->all.count++; + stats->all.size += obj->size; + + if (is_active(msm_obj)) { + stats->active.count++; + stats->active.size += obj->size; + } + switch (msm_obj->madv) { case __MSM_MADV_PURGED: + stats->purged.count++; + stats->purged.size += obj->size; madv = " purged"; break; case MSM_MADV_DONTNEED: + stats->purgable.count++; + stats->purgable.size += obj->size; madv = " purgeable"; break; case MSM_MADV_WILLNEED: @@ -956,20 +969,24 @@ void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m)
void msm_gem_describe_objects(struct list_head *list, struct seq_file *m) { + struct msm_gem_stats stats = {{0}}; struct msm_gem_object *msm_obj; - int count = 0; - size_t size = 0;
seq_puts(m, " flags id ref offset kaddr size madv name\n"); list_for_each_entry(msm_obj, list, node) { struct drm_gem_object *obj = &msm_obj->base; seq_puts(m, " "); - msm_gem_describe(obj, m); - count++; - size += obj->size; + msm_gem_describe(obj, m, &stats); }
- seq_printf(m, "Total %d objects, %zu bytes\n", count, size); + seq_printf(m, "Total: %4d objects, %9zu bytes\n", + stats.all.count, stats.all.size); + seq_printf(m, "Active: %4d objects, %9zu bytes\n", + stats.active.count, stats.active.size); + seq_printf(m, "Purgable: %4d objects, %9zu bytes\n", + stats.purgable.count, stats.purgable.size); + seq_printf(m, "Purged: %4d objects, %9zu bytes\n", + stats.purged.count, stats.purged.size); } #endif
diff --git a/drivers/gpu/drm/msm/msm_gem.h b/drivers/gpu/drm/msm/msm_gem.h index 49956196025e..43510ac070dd 100644 --- a/drivers/gpu/drm/msm/msm_gem.h +++ b/drivers/gpu/drm/msm/msm_gem.h @@ -158,7 +158,16 @@ struct drm_gem_object *msm_gem_import(struct drm_device *dev, __printf(2, 3) void msm_gem_object_set_name(struct drm_gem_object *bo, const char *fmt, ...); #ifdef CONFIG_DEBUG_FS -void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m); + +struct msm_gem_stats { + struct { + unsigned count; + size_t size; + } all, active, purgable, purged; +}; + +void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m, + struct msm_gem_stats *stats); void msm_gem_describe_objects(struct list_head *list, struct seq_file *m); #endif