[PATCH 2/2] drm/amdgpu: don't use legacy invalidation on MMHUB v3.3

[Zhang, Yifan]

[AMD Official Use Only - General]

This series is:

Reviewed-by: Yifan Zhang <yifan1.zhang at amd.com>

-----Original Message-----
From: Yu, Lang <Lang.Yu at amd.com>
Sent: Thursday, October 12, 2023 3:32 PM
To: amd-gfx at lists.freedesktop.org
Cc: Deucher, Alexander <Alexander.Deucher at amd.com>; Zhang, Yifan <Yifan1.Zhang at amd.com>; Yu, Lang <Lang.Yu at amd.com>
Subject: [PATCH 2/2] drm/amdgpu: don't use legacy invalidation on MMHUB v3.3

Legacy invalidation is not supported.
This is missed during rebase.

Signed-off-by: Lang Yu <Lang.Yu at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c
index 76b12f015d1d..dc4812ecc98d 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c
@@ -68,7 +68,7 @@ static uint32_t mmhub_v3_3_get_invalidate_req(unsigned int vmid,
        /* invalidate using legacy mode on vmid*/
        req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ,
                            PER_VMID_INVALIDATE_REQ, 1 << vmid);
-       req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, FLUSH_TYPE, flush_type);
+       req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, FLUSH_TYPE, flush_type ? : 1);
        req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PTES, 1);
        req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE0, 1);
        req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE1, 1);
--
2.25.1