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drm/etnaviv: short-circuit perfmon ioctls

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The feature implementation isn't stable yet. Reject any attempt to use
the IOCTLs for now. This keeps most of the code in place, so we can stabilize
it in-tree, but keeps userspace from using the feature for now.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
This commit is contained in:
Lucas Stach 2017-10-20 17:46:55 +02:00
parent 988c3b3859
commit 330b52bd9b
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/etnaviv/etnaviv_drv.c
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@ -459,6 +459,9 @@ static int etnaviv_ioctl_pm_query_dom(struct drm_device *dev, void *data,
struct drm_etnaviv_pm_domain *args = data;
struct etnaviv_gpu *gpu;
/* reject as long as the feature isn't stable */
return -EINVAL;
if (args->pipe >= ETNA_MAX_PIPES)
return -EINVAL;
@ -476,6 +479,9 @@ static int etnaviv_ioctl_pm_query_sig(struct drm_device *dev, void *data,
struct drm_etnaviv_pm_signal *args = data;
struct etnaviv_gpu *gpu;
/* reject as long as the feature isn't stable */
return -EINVAL;
if (args->pipe >= ETNA_MAX_PIPES)
return -EINVAL;