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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/gpu/drm/nouveau/nouveau_exec.h | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_exec.h')
-rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_exec.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_exec.h b/drivers/gpu/drm/nouveau/nouveau_exec.h new file mode 100644 index 0000000000..5488d337bc --- /dev/null +++ b/drivers/gpu/drm/nouveau/nouveau_exec.h @@ -0,0 +1,64 @@ +/* SPDX-License-Identifier: MIT */ + +#ifndef __NOUVEAU_EXEC_H__ +#define __NOUVEAU_EXEC_H__ + +#include <drm/drm_exec.h> + +#include "nouveau_drv.h" +#include "nouveau_sched.h" + +struct nouveau_exec_job_args { + struct drm_file *file_priv; + struct nouveau_sched_entity *sched_entity; + + struct drm_exec exec; + struct nouveau_channel *chan; + + struct { + struct drm_nouveau_sync *s; + u32 count; + } in_sync; + + struct { + struct drm_nouveau_sync *s; + u32 count; + } out_sync; + + struct { + struct drm_nouveau_exec_push *s; + u32 count; + } push; +}; + +struct nouveau_exec_job { + struct nouveau_job base; + struct nouveau_fence *fence; + struct nouveau_channel *chan; + + struct { + struct drm_nouveau_exec_push *s; + u32 count; + } push; +}; + +#define to_nouveau_exec_job(job) \ + container_of((job), struct nouveau_exec_job, base) + +int nouveau_exec_job_init(struct nouveau_exec_job **job, + struct nouveau_exec_job_args *args); + +int nouveau_exec_ioctl_exec(struct drm_device *dev, void *data, + struct drm_file *file_priv); + +static inline unsigned int +nouveau_exec_push_max_from_ib_max(int ib_max) +{ + /* Limit the number of IBs per job to half the size of the ring in order + * to avoid the ring running dry between submissions and preserve one + * more slot for the job's HW fence. + */ + return ib_max > 1 ? ib_max / 2 - 1 : 0; +} + +#endif |