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path: root/drivers/gpu/drm/msm/msm_gem_submit.c
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Diffstat (limited to 'drivers/gpu/drm/msm/msm_gem_submit.c')
-rw-r--r--drivers/gpu/drm/msm/msm_gem_submit.c44
1 files changed, 8 insertions, 36 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c
index 7aa5e14ab9aa..2fdc373c2589 100644
--- a/drivers/gpu/drm/msm/msm_gem_submit.c
+++ b/drivers/gpu/drm/msm/msm_gem_submit.c
@@ -150,8 +150,6 @@ static int submit_lookup_objects(struct msm_gem_submit *submit,
submit->bos[i].handle = submit_bo.handle;
submit->bos[i].flags = submit_bo.flags;
- /* in validate_objects() we figure out if this is true: */
- submit->bos[i].iova = submit_bo.presumed;
}
spin_lock(&file->table_lock);
@@ -278,9 +276,6 @@ static void submit_unlock_unpin_bo(struct msm_gem_submit *submit, int i)
{
unsigned cleanup_flags = BO_PINNED | BO_LOCKED;
submit_cleanup_bo(submit, i, cleanup_flags);
-
- if (!(submit->bos[i].flags & BO_VALID))
- submit->bos[i].iova = 0;
}
/* This is where we make sure all the bo's are reserved and pin'd: */
@@ -390,8 +385,6 @@ static int submit_pin_objects(struct msm_gem_submit *submit)
struct msm_drm_private *priv = submit->dev->dev_private;
int i, ret = 0;
- submit->valid = true;
-
for (i = 0; i < submit->nr_bos; i++) {
struct drm_gem_object *obj = submit->bos[i].obj;
struct msm_gem_vma *vma;
@@ -407,14 +400,7 @@ static int submit_pin_objects(struct msm_gem_submit *submit)
if (ret)
break;
- if (vma->iova == submit->bos[i].iova) {
- submit->bos[i].flags |= BO_VALID;
- } else {
- submit->bos[i].iova = vma->iova;
- /* iova changed, so address in cmdstream is not valid: */
- submit->bos[i].flags &= ~BO_VALID;
- submit->valid = false;
- }
+ submit->bos[i].iova = vma->iova;
}
/*
@@ -451,7 +437,7 @@ static void submit_attach_object_fences(struct msm_gem_submit *submit)
}
static int submit_bo(struct msm_gem_submit *submit, uint32_t idx,
- struct drm_gem_object **obj, uint64_t *iova, bool *valid)
+ struct drm_gem_object **obj, uint64_t *iova)
{
if (idx >= submit->nr_bos) {
SUBMIT_ERROR(submit, "invalid buffer index: %u (out of %u)\n",
@@ -463,8 +449,6 @@ static int submit_bo(struct msm_gem_submit *submit, uint32_t idx,
*obj = submit->bos[idx].obj;
if (iova)
*iova = submit->bos[idx].iova;
- if (valid)
- *valid = !!(submit->bos[idx].flags & BO_VALID);
return 0;
}
@@ -477,9 +461,6 @@ static int submit_reloc(struct msm_gem_submit *submit, struct drm_gem_object *ob
uint32_t *ptr;
int ret = 0;
- if (!nr_relocs)
- return 0;
-
if (offset % 4) {
SUBMIT_ERROR(submit, "non-aligned cmdstream buffer: %u\n", offset);
return -EINVAL;
@@ -500,7 +481,6 @@ static int submit_reloc(struct msm_gem_submit *submit, struct drm_gem_object *ob
struct drm_msm_gem_submit_reloc submit_reloc = relocs[i];
uint32_t off;
uint64_t iova;
- bool valid;
if (submit_reloc.submit_offset % 4) {
SUBMIT_ERROR(submit, "non-aligned reloc offset: %u\n",
@@ -519,13 +499,10 @@ static int submit_reloc(struct msm_gem_submit *submit, struct drm_gem_object *ob
goto out;
}
- ret = submit_bo(submit, submit_reloc.reloc_idx, NULL, &iova, &valid);
+ ret = submit_bo(submit, submit_reloc.reloc_idx, NULL, &iova);
if (ret)
goto out;
- if (valid)
- continue;
-
iova += submit_reloc.reloc_offset;
if (submit_reloc.shift < 0)
@@ -879,8 +856,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data,
struct drm_gem_object *obj;
uint64_t iova;
- ret = submit_bo(submit, submit->cmd[i].idx,
- &obj, &iova, NULL);
+ ret = submit_bo(submit, submit->cmd[i].idx, &obj, &iova);
if (ret)
goto out;
@@ -894,17 +870,13 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data,
submit->cmd[i].iova = iova + (submit->cmd[i].offset * 4);
- if (submit->valid)
+ if (likely(!submit->cmd[i].nr_relocs))
continue;
if (!gpu->allow_relocs) {
- if (submit->cmd[i].nr_relocs) {
- SUBMIT_ERROR(submit, "relocs not allowed\n");
- ret = -EINVAL;
- goto out;
- }
-
- continue;
+ SUBMIT_ERROR(submit, "relocs not allowed\n");
+ ret = -EINVAL;
+ goto out;
}
ret = submit_reloc(submit, obj, submit->cmd[i].offset * 4,