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Commit 66e02bc3 authored by Alex Xie's avatar Alex Xie Committed by Alex Deucher
Browse files

drm/amdgpu: Add MTYPE flags to GPU VM IOCTL interface 



Signed-off-by: default avatarAlex Xie <AlexBin.Xie@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 39807b93

drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c

+1 −1
Original line number Diff line number Diff line
@@ -558,7 +558,7 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data, 
{

	const uint32_t valid_flags = AMDGPU_VM_DELAY_UPDATE |

		AMDGPU_VM_PAGE_READABLE | AMDGPU_VM_PAGE_WRITEABLE |

		AMDGPU_VM_PAGE_EXECUTABLE;

		AMDGPU_VM_PAGE_EXECUTABLE | AMDGPU_VM_MTYPE_MASK;

	const uint32_t prt_flags = AMDGPU_VM_DELAY_UPDATE |

		AMDGPU_VM_PAGE_PRT;

include/uapi/drm/amdgpu_drm.h

+12 −0
Original line number Diff line number Diff line
@@ -365,6 +365,18 @@ struct drm_amdgpu_gem_op { 
#define AMDGPU_VM_PAGE_EXECUTABLE	(1 << 3)

/* partially resident texture */

#define AMDGPU_VM_PAGE_PRT		(1 << 4)

/* MTYPE flags use bit 5 to 8 */

#define AMDGPU_VM_MTYPE_MASK		(0xf << 5)

/* Default MTYPE. Pre-AI must use this.  Recommended for newer ASICs. */

#define AMDGPU_VM_MTYPE_DEFAULT		(0 << 5)

/* Use NC MTYPE instead of default MTYPE */

#define AMDGPU_VM_MTYPE_NC		(1 << 5)

/* Use WC MTYPE instead of default MTYPE */

#define AMDGPU_VM_MTYPE_WC		(2 << 5)

/* Use CC MTYPE instead of default MTYPE */

#define AMDGPU_VM_MTYPE_CC		(3 << 5)

/* Use UC MTYPE instead of default MTYPE */

#define AMDGPU_VM_MTYPE_UC		(4 << 5)



struct drm_amdgpu_gem_va {

	/** GEM object handle */