From: Horace Chen <horace.chen@amd.com>
Date: Wed, 27 Sep 2017 16:13:17 +0800
Subject: drm/amdgpu: Add a new flag for SR-IOV to share memory between PF & VF
Git-commit: 20a3a71da542974a7ba30b121c5f81b83579c828
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

Add ATOM_VRAM_BLOCK_SRIOV_MSG_SHARE_RESERVATION to identify whether
driver need to reserve VRAM for SR-IOV shared memory.

Signed-off-by: Horace Chen <horace.chen@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/include/atombios.h |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/gpu/drm/amd/include/atombios.h
+++ b/drivers/gpu/drm/amd/include/atombios.h
@@ -4292,6 +4292,7 @@ typedef struct _ATOM_DPCD_INFO
 #define ATOM_VRAM_OPERATION_FLAGS_SHIFT        30
 #define   ATOM_VRAM_BLOCK_NEEDS_NO_RESERVATION   0x1
 #define   ATOM_VRAM_BLOCK_NEEDS_RESERVATION      0x0
+#define   ATOM_VRAM_BLOCK_SRIOV_MSG_SHARE_RESERVATION 0x2
 
 /***********************************************************************************/
 // Structure used in VRAM_UsageByFirmwareTable