AMD-GFX Archive on lore.kernel.org
 help / color / mirror / Atom feed
From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Lijo Lazar <lijo.lazar@amd.com>,
	Hawking Zhang <Hawking.Zhang@amd.com>,
	Alex Deucher <alexander.deucher@amd.com>,
	Sasha Levin <sashal@kernel.org>,
	christian.koenig@amd.com, Xinhui.Pan@amd.com, airlied@gmail.com,
	daniel@ffwll.ch, le.ma@amd.com, Felix.Kuehling@amd.com,
	James.Zhu@amd.com, tao.zhou1@amd.com, asad.kamal@amd.com,
	amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org
Subject: [PATCH AUTOSEL 6.7 53/58] drm/amdgpu: Fix HDP flush for VFs on nbio v7.9
Date: Mon, 12 Feb 2024 19:17:59 -0500	[thread overview]
Message-ID: <20240213001837.668862-53-sashal@kernel.org> (raw)
In-Reply-To: <20240213001837.668862-1-sashal@kernel.org>

From: Lijo Lazar <lijo.lazar@amd.com>

[ Upstream commit 534c8a5b9d5d41d30cdcac93cfa1bca5e17be009 ]

HDP flush remapping is not done for VFs. Keep the original offsets in VF
environment.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
index 25a3da83e0fb..db013f86147a 100644
--- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
+++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c
@@ -431,6 +431,12 @@ static void nbio_v7_9_init_registers(struct amdgpu_device *adev)
 	u32 inst_mask;
 	int i;
 
+	if (amdgpu_sriov_vf(adev))
+		adev->rmmio_remap.reg_offset =
+			SOC15_REG_OFFSET(
+				NBIO, 0,
+				regBIF_BX_DEV0_EPF0_VF0_HDP_MEM_COHERENCY_FLUSH_CNTL)
+			<< 2;
 	WREG32_SOC15(NBIO, 0, regXCC_DOORBELL_FENCE,
 		0xff & ~(adev->gfx.xcc_mask));
 
-- 
2.43.0


      parent reply	other threads:[~2024-02-13  0:20 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20240213001837.668862-1-sashal@kernel.org>
2024-02-13  0:17 ` [PATCH AUTOSEL 6.7 50/58] drm/amdgpu: skip to program GFXDEC registers for suspend abort Sasha Levin
2024-02-13  0:17 ` [PATCH AUTOSEL 6.7 51/58] drm/amdgpu: reset gpu for s3 suspend abort case Sasha Levin
2024-02-13  0:17 ` [PATCH AUTOSEL 6.7 52/58] drm/amdgpu: Fix shared buff copy to user Sasha Levin
2024-02-13  0:17 ` Sasha Levin [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20240213001837.668862-53-sashal@kernel.org \
    --to=sashal@kernel.org \
    --cc=Felix.Kuehling@amd.com \
    --cc=Hawking.Zhang@amd.com \
    --cc=James.Zhu@amd.com \
    --cc=Xinhui.Pan@amd.com \
    --cc=airlied@gmail.com \
    --cc=alexander.deucher@amd.com \
    --cc=amd-gfx@lists.freedesktop.org \
    --cc=asad.kamal@amd.com \
    --cc=christian.koenig@amd.com \
    --cc=daniel@ffwll.ch \
    --cc=dri-devel@lists.freedesktop.org \
    --cc=le.ma@amd.com \
    --cc=lijo.lazar@amd.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=stable@vger.kernel.org \
    --cc=tao.zhou1@amd.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox