diff options
| author | Rob Clark <robdclark@chromium.org> | 2022-06-09 10:42:12 -0700 |
|---|---|---|
| committer | Dmitry Baryshkov <dmitry.baryshkov@linaro.org> | 2022-07-05 06:01:11 +0300 |
| commit | cfebe3fd599634540960ec37e3a6c2eb8b5bed2f (patch) | |
| tree | ee15b72725d4fe0ee111823282b84ec2f88caae6 /drivers/gpu/drm/msm/msm_drv.c | |
| parent | 1981c35bf7533d70f295b184bbb638d280fe2f36 (diff) | |
drm/msm: Expose client engine utilization via fdinfo
Similar to AMD commit
874442541133 ("drm/amdgpu: Add show_fdinfo() interface"), using the
infrastructure added in previous patches, we add basic client info
and GPU engine utilisation for msm.
Example output:
# cat /proc/`pgrep glmark2`/fdinfo/6
pos: 0
flags: 02400002
mnt_id: 21
ino: 162
drm-driver: msm
drm-client-id: 7
drm-engine-gpu: 1734371319 ns
drm-cycles-gpu: 1153645024
drm-maxfreq-gpu: 800000000 Hz
See also: https://patchwork.freedesktop.org/patch/468505/
v2: Add dev-maxfreq-$engine and update drm-usage-stats.rst
v3: spelling and compiler warning
Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Acked-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Patchwork: https://patchwork.freedesktop.org/patch/488906/
Link: https://lore.kernel.org/r/20220609174213.2265938-2-robdclark@gmail.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_drv.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_drv.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index 14ab9a627d8b..57a66093e671 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -948,7 +948,24 @@ static const struct drm_ioctl_desc msm_ioctls[] = { DRM_IOCTL_DEF_DRV(MSM_SUBMITQUEUE_QUERY, msm_ioctl_submitqueue_query, DRM_RENDER_ALLOW), }; -DEFINE_DRM_GEM_FOPS(fops); +static void msm_fop_show_fdinfo(struct seq_file *m, struct file *f) +{ + struct drm_file *file = f->private_data; + struct drm_device *dev = file->minor->dev; + struct msm_drm_private *priv = dev->dev_private; + struct drm_printer p = drm_seq_file_printer(m); + + if (!priv->gpu) + return; + + msm_gpu_show_fdinfo(priv->gpu, file->driver_priv, &p); +} + +static const struct file_operations fops = { + .owner = THIS_MODULE, + DRM_GEM_FOPS, + .show_fdinfo = msm_fop_show_fdinfo, +}; static const struct drm_driver msm_driver = { .driver_features = DRIVER_GEM | |