Commit 0b462d7a authored by Jonathan Marek's avatar Jonathan Marek Committed by Rob Clark
Browse files

drm/msm: add internal MSM_BO_MAP_PRIV flag 



This flag sets IOMMU_PRIV, which is required for some a6xx GMU objects.

Signed-off-by: default avatarJonathan Marek <jonathan@marek.ca>
Reviewed-by: default avatarJordan Crouse <jcrouse@codeauorora.org>
Signed-off-by: default avatarRob Clark <robdclark@chromium.org>
parent d3b8877e

drivers/gpu/drm/msm/msm_gem.c

+3 −0
Original line number Diff line number Diff line
@@ -428,6 +428,9 @@ static int msm_gem_pin_iova(struct drm_gem_object *obj, 
	if (!(msm_obj->flags & MSM_BO_GPU_READONLY))

		prot |= IOMMU_WRITE;



	if (msm_obj->flags & MSM_BO_MAP_PRIV)

		prot |= IOMMU_PRIV;



	WARN_ON(!mutex_is_locked(&msm_obj->lock));



	if (WARN_ON(msm_obj->madv != MSM_MADV_WILLNEED))

drivers/gpu/drm/msm/msm_gem.h

+1 −0
Original line number Diff line number Diff line
@@ -13,6 +13,7 @@ 


/* Additional internal-use only BO flags: */

#define MSM_BO_STOLEN        0x10000000    /* try to use stolen/splash memory */

#define MSM_BO_MAP_PRIV      0x20000000    /* use IOMMU_PRIV when mapping */



struct msm_gem_address_space {

	const char *name;

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