diff options
| author | Melissa Wen <mwen@igalia.com> | 2023-11-30 13:40:25 -0300 |
|---|---|---|
| committer | Maíra Canal <mcanal@igalia.com> | 2023-12-01 09:33:56 -0300 |
| commit | a8ad9d63a160f6b93f6958a5a0ded1a6abb15815 (patch) | |
| tree | a37124e5095434570b7f5e993734c75f2cb17ad2 /drivers/gpu/drm/v3d/v3d_bo.c | |
| parent | 780b9463ce66a9efb18e3b5d35cd011fb918d741 (diff) | |
drm/v3d: Move wait BO ioctl to the v3d_bo file
IOCTLs related to BO operations reside on the file v3d_bo.c. The wait BO
ioctl is the only IOCTL regarding BOs that is placed in a different file.
So, move it to the v3d_bo.c file.
Signed-off-by: Melissa Wen <mwen@igalia.com>
Signed-off-by: Maíra Canal <mcanal@igalia.com>
Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231130164420.932823-4-mcanal@igalia.com
Diffstat (limited to 'drivers/gpu/drm/v3d/v3d_bo.c')
| -rw-r--r-- | drivers/gpu/drm/v3d/v3d_bo.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/gpu/drm/v3d/v3d_bo.c b/drivers/gpu/drm/v3d/v3d_bo.c index 8b3229a37c6d..357a0da7e16a 100644 --- a/drivers/gpu/drm/v3d/v3d_bo.c +++ b/drivers/gpu/drm/v3d/v3d_bo.c @@ -233,3 +233,36 @@ int v3d_get_bo_offset_ioctl(struct drm_device *dev, void *data, drm_gem_object_put(gem_obj); return 0; } + +int +v3d_wait_bo_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + int ret; + struct drm_v3d_wait_bo *args = data; + ktime_t start = ktime_get(); + u64 delta_ns; + unsigned long timeout_jiffies = + nsecs_to_jiffies_timeout(args->timeout_ns); + + if (args->pad != 0) + return -EINVAL; + + ret = drm_gem_dma_resv_wait(file_priv, args->handle, + true, timeout_jiffies); + + /* Decrement the user's timeout, in case we got interrupted + * such that the ioctl will be restarted. + */ + delta_ns = ktime_to_ns(ktime_sub(ktime_get(), start)); + if (delta_ns < args->timeout_ns) + args->timeout_ns -= delta_ns; + else + args->timeout_ns = 0; + + /* Asked to wait beyond the jiffie/scheduler precision? */ + if (ret == -ETIME && args->timeout_ns) + ret = -EAGAIN; + + return ret; +} |