Quoting Ramalingam C (2019-11-05 11:30:29)
> When LMEM is supported, dumb buffer preferred to be created from LMEM.
>
> v2:
> Parameters are reshuffled. [Chris]
> v3:
> s/region_id/mem_type
>
> Signed-off-by: Ramalingam C <ramalingam.c@xxxxxxxxx>
> cc: Matthew Auld <matthew.auld@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_gem.c | 17 ++++++++++++++---
> 1 file changed, 14 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
> index 143a8952b736..db72af98905f 100644
> --- a/drivers/gpu/drm/i915/i915_gem.c
> +++ b/drivers/gpu/drm/i915/i915_gem.c
> @@ -44,6 +44,7 @@
> #include "gem/i915_gem_clflush.h"
> #include "gem/i915_gem_context.h"
> #include "gem/i915_gem_ioctls.h"
> +#include "gem/i915_gem_lmem.h"
> #include "gem/i915_gem_pm.h"
> #include "gt/intel_engine_user.h"
> #include "gt/intel_gt.h"
> @@ -175,6 +176,7 @@ i915_gem_phys_pwrite(struct drm_i915_gem_object *obj,
> static int
> i915_gem_create(struct drm_file *file,
> struct drm_i915_private *dev_priv,
> + enum intel_memory_type mem_type,
> u64 *size_p,
> u32 *handle_p)
> {
> @@ -188,7 +190,11 @@ i915_gem_create(struct drm_file *file,
> return -EINVAL;
>
> /* Allocate the new object */
> - obj = i915_gem_object_create_shmem(dev_priv, size);
> + if (mem_type == INTEL_MEMORY_LOCAL)
> + obj = i915_gem_object_create_lmem(dev_priv, size, 0);
> + else
> + obj = i915_gem_object_create_shmem(dev_priv, size);
Have you not talked Matthew into creating a
i915_gem_object_create_region(?dev_priv?,
intel_memory_region_lookup(dev_priv, mem_type),
size, flags)
yet?
-Chris
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