[PATCH 2/2] drm-uapi/amdgpu: Add LDS and scratch apertures fields

[Srinivasan Shanmugam]

Add new fields for LDS and scratch base/limit aperture addresses to
drm_amdgpu_info_device struct used by AMDGPU_INFO_DEV_INFO ioctl.

TODO: The following kernel patch is pending merge and will be referenced
here once merged:

Patch link: https://patchwork.freedesktop.org/patch/661705/

Cc: Vitaly Prosyak <vitaly.prosyak at amd.com>
Cc: David Yat Sin <David.YatSin at amd.com>
Cc: Christian König <christian.koenig at amd.com>
Cc: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam at amd.com>
---
 include/drm-uapi/amdgpu_drm.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/drm-uapi/amdgpu_drm.h b/include/drm-uapi/amdgpu_drm.h
index 80c558727..6b2685d20 100644
--- a/include/drm-uapi/amdgpu_drm.h
+++ b/include/drm-uapi/amdgpu_drm.h
@@ -1451,6 +1451,12 @@ struct drm_amdgpu_info_device {
 	/* Userq IP mask (1 << AMDGPU_HW_IP_*) */
 	__u32 userq_ip_mask;
 	__u32 pad;
+
+	/* Additional fields for memory aperture information */
+	__u64 lds_base;          /* LDS base */
+	__u64 lds_limit;         /* LDS limit */
+	__u64 scratch_base;      /* Scratch base */
+	__u64 scratch_limit;     /* Scratch limit */
 };
 
 struct drm_amdgpu_info_hw_ip {
-- 
2.34.1