From: Rob Clark <robin.clark@oss.qualcomm.com>
To: dri-devel@lists.freedesktop.org
Cc: linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org,
Alexander Koskovich <akoskovich@pm.me>,
Jie Zhang <jie.zhang@oss.qualcomm.com>,
Akhil P Oommen <akhilpo@oss.qualcomm.com>,
Bhaskar Reddy Valluru <bvalluru@qti.qualcomm.com>,
Rob Clark <robin.clark@oss.qualcomm.com>,
Sean Paul <sean@poorly.run>,
Konrad Dybcio <konradybcio@kernel.org>,
Dmitry Baryshkov <lumag@kernel.org>,
Abhinav Kumar <abhinav.kumar@linux.dev>,
Jessica Zhang <jesszhan0024@gmail.com>,
Marijn Suijten <marijn.suijten@somainline.org>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
linux-kernel@vger.kernel.org (open list)
Subject: [PATCH v2 08/14] drm/msm/adreno: Fix PROTECT span length
Date: Wed, 21 Oct 2026 13:41:33 -0700 [thread overview]
Message-ID: <20261021204244.67160-9-robin.clark@oss.qualcomm.com> (raw)
In-Reply-To: <20261021204244.67160-1-robin.clark@oss.qualcomm.com>
Don't let the length bleed into b31.
Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>
---
drivers/gpu/drm/msm/adreno/a6xx_gpu.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
index 6b23d301c144..c49301be504b 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
@@ -244,7 +244,7 @@ struct a7xx_cp_smmu_info {
*/
#define A6XX_PROTECT_NORDWR(_reg, _len) \
((1 << 31) | \
- (((_len) & 0x3FFF) << 18) | ((_reg) & 0x3FFFF))
+ (((_len) & 0x1FFF) << 18) | ((_reg) & 0x3FFFF))
/*
* Same as above, but allow reads over the range. For areas of mixed use (such
@@ -252,7 +252,7 @@ struct a7xx_cp_smmu_info {
* single register
*/
#define A6XX_PROTECT_RDONLY(_reg, _len) \
- ((((_len) & 0x3FFF) << 18) | ((_reg) & 0x3FFFF))
+ ((((_len) & 0x1FFF) << 18) | ((_reg) & 0x3FFFF))
extern const struct adreno_gpu_funcs a6xx_gpu_funcs;
extern const struct adreno_gpu_funcs a6xx_gmuwrapper_funcs;
--
2.56.0
next prev parent reply other threads:[~2026-10-21 20:52 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-21 20:41 [PATCH v2 00/14] drm/msm/a8xx: GPU state capture support Rob Clark
2026-10-21 20:41 ` [PATCH v2 01/14] drm/msm: Import adreno_snapshot.h Rob Clark
2026-10-21 20:41 ` [PATCH v2 02/14] drm/msm/a8xx: Export aperture helpers Rob Clark
2026-10-21 20:41 ` [PATCH v2 03/14] drm/msm/a8xx: Add a8xx_aperture_acquire_raw() Rob Clark
2026-10-21 20:41 ` [PATCH v2 04/14] drm/msm/a8xx: Export slice helper Rob Clark
2026-10-21 20:41 ` [PATCH v2 05/14] drm/msm/a8xx: Add missing a850 ifpc reglist entries Rob Clark
2026-10-21 20:41 ` [PATCH v2 06/14] drm/msm/a8xx: Allow nonctx reglist to include GMU regs Rob Clark
2026-10-21 20:41 ` [PATCH v2 07/14] drm/msm/a8xx: Stop getting GMEM_PROTECT from nonctx list Rob Clark
2026-10-21 20:41 ` Rob Clark [this message]
2026-10-21 20:41 ` [PATCH v2 09/14] drm/msm/adreno: add temporary __maybe_unused Rob Clark
2026-10-21 20:41 ` [PATCH v2 10/14] drm/msm/a8xx: Import generated headers Rob Clark
2026-10-21 20:41 ` [PATCH v2 11/14] drm/msm/a8xx: devcoredump state capture support Rob Clark
2026-10-21 20:41 ` [PATCH v2 12/14] drm/msm/a8xx: Switch to generated nonctx regs Rob Clark
2026-10-21 20:41 ` [PATCH v2 13/14] drm/msm/a8xx: Switch to generated protect regs Rob Clark
2026-10-21 20:41 ` [PATCH v2 14/14] drm/msm/adreno: Remove temporary __maybe_unused Rob Clark
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=20261021204244.67160-9-robin.clark@oss.qualcomm.com \
--to=robin.clark@oss.qualcomm.com \
--cc=abhinav.kumar@linux.dev \
--cc=airlied@gmail.com \
--cc=akhilpo@oss.qualcomm.com \
--cc=akoskovich@pm.me \
--cc=bvalluru@qti.qualcomm.com \
--cc=dri-devel@lists.freedesktop.org \
--cc=freedreno@lists.freedesktop.org \
--cc=jesszhan0024@gmail.com \
--cc=jie.zhang@oss.qualcomm.com \
--cc=konradybcio@kernel.org \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=lumag@kernel.org \
--cc=marijn.suijten@somainline.org \
--cc=sean@poorly.run \
--cc=simona@ffwll.ch \
/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
all inboxes | Powered by JetHome®