Daniel Vetter <daniel.vetter@xxxxxxxx> writes:
> It's only used as a flag there, so unconfuse things a bit.
> Also separate the bind_vma flag space from the pte_encode flag
> space in the code.
>
> Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
Reviewed-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_gem_gtt.c | 15 +++++++++------
> drivers/gpu/drm/i915/i915_gem_gtt.h | 3 ++-
> 2 files changed, 11 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
> index 75787f1d2751..4e2caef83772 100644
> --- a/drivers/gpu/drm/i915/i915_gem_gtt.c
> +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
> @@ -1610,14 +1610,16 @@ void i915_ppgtt_release(struct kref *kref)
> static void
> ppgtt_bind_vma(struct i915_vma *vma,
> enum i915_cache_level cache_level,
> - u32 flags)
> + u32 unused)
> {
> + u32 pte_flags = 0;
> +
> /* Currently applicable only to VLV */
> if (vma->obj->gt_ro)
> - flags |= PTE_READ_ONLY;
> + pte_flags |= PTE_READ_ONLY;
>
> vma->vm->insert_entries(vma->vm, vma->obj->pages, vma->node.start,
> - cache_level, flags);
> + cache_level, pte_flags);
> }
>
> static void ppgtt_unbind_vma(struct i915_vma *vma)
> @@ -1986,10 +1988,11 @@ static void ggtt_bind_vma(struct i915_vma *vma,
> struct drm_i915_private *dev_priv = dev->dev_private;
> struct drm_i915_gem_object *obj = vma->obj;
> struct sg_table *pages = obj->pages;
> + u32 pte_flags = 0;
>
> /* Currently applicable only to VLV */
> if (obj->gt_ro)
> - flags |= PTE_READ_ONLY;
> + pte_flags |= PTE_READ_ONLY;
>
> if (i915_is_ggtt(vma->vm))
> pages = vma->ggtt_view.pages;
> @@ -2010,7 +2013,7 @@ static void ggtt_bind_vma(struct i915_vma *vma,
> (cache_level != obj->cache_level)) {
> vma->vm->insert_entries(vma->vm, pages,
> vma->node.start,
> - cache_level, flags);
> + cache_level, pte_flags);
> vma->bound |= GLOBAL_BIND;
> }
> }
> @@ -2021,7 +2024,7 @@ static void ggtt_bind_vma(struct i915_vma *vma,
> struct i915_hw_ppgtt *appgtt = dev_priv->mm.aliasing_ppgtt;
> appgtt->base.insert_entries(&appgtt->base, pages,
> vma->node.start,
> - cache_level, flags);
> + cache_level, pte_flags);
> vma->bound |= LOCAL_BIND;
> }
> }
> diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h
> index 12d0ded0d823..fb0a04aa5363 100644
> --- a/drivers/gpu/drm/i915/i915_gem_gtt.h
> +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h
> @@ -158,7 +158,6 @@ struct i915_vma {
> /** Flags and address space this VMA is bound to */
> #define GLOBAL_BIND (1<<0)
> #define LOCAL_BIND (1<<1)
> -#define PTE_READ_ONLY (1<<2)
> unsigned int bound : 4;
>
> /**
> @@ -261,6 +260,8 @@ struct i915_address_space {
> gen6_pte_t (*pte_encode)(dma_addr_t addr,
> enum i915_cache_level level,
> bool valid, u32 flags); /* Create a valid PTE */
> + /* flags for pte_encode */
> +#define PTE_READ_ONLY (1<<0)
> int (*allocate_va_range)(struct i915_address_space *vm,
> uint64_t start,
> uint64_t length);
> --
> 2.1.0
>
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