This reverts the rest of 0edbb9ba1bfe ("drm/i915: Move cmd parser
pinning to execbuffer"). Now that the only user of i915_gem_object_get_sg
without allow_alloc has been removed, we can drop the parameter. This
portion of the revert was broken into its own patch to aid review.
Signed-off-by: Jason Ekstrand <jason@xxxxxxxxxxxxxx>
Cc: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
Reviewed-by: Jon Bloomfield <jon.bloomfield@xxxxxxxxx>
---
drivers/gpu/drm/i915/gem/i915_gem_object.h | 10 +++++-----
drivers/gpu/drm/i915/gem/i915_gem_pages.c | 21 ++++-----------------
drivers/gpu/drm/i915/gt/intel_ggtt.c | 2 +-
3 files changed, 10 insertions(+), 23 deletions(-)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object.h b/drivers/gpu/drm/i915/gem/i915_gem_object.h
index 2ebd79537aea9..329d848f3ff6d 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_object.h
+++ b/drivers/gpu/drm/i915/gem/i915_gem_object.h
@@ -339,22 +339,22 @@ struct scatterlist *
__i915_gem_object_get_sg(struct drm_i915_gem_object *obj,
struct i915_gem_object_page_iter *iter,
unsigned int n,
- unsigned int *offset, bool allow_alloc);
+ unsigned int *offset);
static inline struct scatterlist *
i915_gem_object_get_sg(struct drm_i915_gem_object *obj,
unsigned int n,
- unsigned int *offset, bool allow_alloc)
+ unsigned int *offset)
{
- return __i915_gem_object_get_sg(obj, &obj->mm.get_page, n, offset, allow_alloc);
+ return __i915_gem_object_get_sg(obj, &obj->mm.get_page, n, offset);
}
static inline struct scatterlist *
i915_gem_object_get_sg_dma(struct drm_i915_gem_object *obj,
unsigned int n,
- unsigned int *offset, bool allow_alloc)
+ unsigned int *offset)
{
- return __i915_gem_object_get_sg(obj, &obj->mm.get_dma_page, n, offset, allow_alloc);
+ return __i915_gem_object_get_sg(obj, &obj->mm.get_dma_page, n, offset);
}
struct page *
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pages.c b/drivers/gpu/drm/i915/gem/i915_gem_pages.c
index 7361971c177dd..19eb1b03ceedc 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_pages.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_pages.c
@@ -466,8 +466,7 @@ struct scatterlist *
__i915_gem_object_get_sg(struct drm_i915_gem_object *obj,
struct i915_gem_object_page_iter *iter,
unsigned int n,
- unsigned int *offset,
- bool allow_alloc)
+ unsigned int *offset)
{
const bool dma = iter == &obj->mm.get_dma_page;
struct scatterlist *sg;
@@ -489,9 +488,6 @@ __i915_gem_object_get_sg(struct drm_i915_gem_object *obj,
if (n < READ_ONCE(iter->sg_idx))
goto lookup;
- if (!allow_alloc)
- goto manual_lookup;
-
mutex_lock(&iter->lock);
/* We prefer to reuse the last sg so that repeated lookup of this
@@ -541,16 +537,7 @@ __i915_gem_object_get_sg(struct drm_i915_gem_object *obj,
if (unlikely(n < idx)) /* insertion completed by another thread */
goto lookup;
- goto manual_walk;
-
-manual_lookup:
- idx = 0;
- sg = obj->mm.pages->sgl;
- count = __sg_page_count(sg);
-
-manual_walk:
- /*
- * In case we failed to insert the entry into the radixtree, we need
+ /* In case we failed to insert the entry into the radixtree, we need
* to look beyond the current sg.
*/
while (idx + count <= n) {
@@ -597,7 +584,7 @@ i915_gem_object_get_page(struct drm_i915_gem_object *obj, unsigned int n)
GEM_BUG_ON(!i915_gem_object_has_struct_page(obj));
- sg = i915_gem_object_get_sg(obj, n, &offset, true);
+ sg = i915_gem_object_get_sg(obj, n, &offset);
return nth_page(sg_page(sg), offset);
}
@@ -623,7 +610,7 @@ i915_gem_object_get_dma_address_len(struct drm_i915_gem_object *obj,
struct scatterlist *sg;
unsigned int offset;
- sg = i915_gem_object_get_sg_dma(obj, n, &offset, true);
+ sg = i915_gem_object_get_sg_dma(obj, n, &offset);
if (len)
*len = sg_dma_len(sg) - (offset << PAGE_SHIFT);
diff --git a/drivers/gpu/drm/i915/gt/intel_ggtt.c b/drivers/gpu/drm/i915/gt/intel_ggtt.c
index 35069ca5d7deb..bd4bcef42d619 100644
--- a/drivers/gpu/drm/i915/gt/intel_ggtt.c
+++ b/drivers/gpu/drm/i915/gt/intel_ggtt.c
@@ -1481,7 +1481,7 @@ intel_partial_pages(const struct i915_ggtt_view *view,
if (ret)
goto err_sg_alloc;
- iter = i915_gem_object_get_sg_dma(obj, view->partial.offset, &offset, true);
+ iter = i915_gem_object_get_sg_dma(obj, view->partial.offset, &offset);
GEM_BUG_ON(!iter);
sg = st->sgl;
--
2.31.1
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