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[67.168.198.145]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3ae84577911sm5376432a91.7.2026.10.30.14.19.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 30 Oct 2026 14:19:48 -0700 (PDT) From: Rob Clark To: dri-devel@lists.freedesktop.org Cc: linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, Alexander Koskovich , Jie Zhang , Akhil P Oommen , Bhaskar Reddy Valluru , Rob Clark , Konrad Dybcio , Sean Paul , Konrad Dybcio , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Marijn Suijten , David Airlie , Simona Vetter , linux-kernel@vger.kernel.org (open list) Subject: [PATCH v4 08/19] drm/msm/adreno: Fix PROTECT span length Date: Fri, 30 Oct 2026 14:18:10 -0700 Message-ID: <20261030211928.45761-9-robin.clark@oss.qualcomm.com> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261030211928.45761-1-robin.clark@oss.qualcomm.com> References: <20261030211928.45761-1-robin.clark@oss.qualcomm.com> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Info: AW1haW4tMjYxMDMwMDA4NSBTYWx0ZWRfXwFoAEnyr87JF DxrrAmP5OAbhrnntqojsblCoMuaAK41r74zaxKN0YXvo0DOgDnZNqfP51MHGHfrNzOJnN4X5MrM HpKec5duF0vKE0dFiE1igyC7Xuwm53E= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDMwMDA4NSBTYWx0ZWRfX0vr18R1Gg9EO c8soNnGH+6fU0fyE8RfHbTwU+TdCwxdHziv4hp9oUnHZZRSWmBokMmUsAIbitovK3kVCJjlt9ct TaJdz6o+I/abWdFJ/eYI+MBkjnZr7zgEPU4TGKXC9EH/wcYKuvOYNR81KSHaX9XJgE9SyS32yoe p/cSUGneW4z6JSs+RlSOga5ZRmaN7M5cFT2HHV11b6Cd9FSp2NkzTFMoP4dheTkkeLzn47eqUrT webtJ9w8PHOrw4oBE1xRZxEJm/xkXkZBo0P1z5ZLY8+pxV965MZzu6Cn7FNwdptYYYZB4UH0BWM Ko7BTSogkjtjvVxwsE9FZGz5YZadEPOkC52qLCQlR1+VVbV5Ig6l1xhuScUIrQAiazR2LZ5Xu2Z PdPG2pEzxF/JmcBstcYConMdUaDiXA== X-Proofpoint-GUID: oDvwbh8lYOSEsyRg73lXV7pu2aa7mBnQ X-Authority-Analysis: v=2.4 cv=FcSiV5+6 c=1 sm=1 tr=0 ts=6ae509f6 cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=6Rn/7xRx7Ub4NEhlm8k1cw==:17 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=EUspDBNiAAAA:8 a=MJDCpJTP__1aPQla-tsA:9 a=iS9zxrgQBfv6-_F4QbHw:22 X-Proofpoint-ORIG-GUID: oDvwbh8lYOSEsyRg73lXV7pu2aa7mBnQ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-10-30_06,2026-10-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 phishscore=0 bulkscore=0 malwarescore=0 adultscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610300000 definitions=main-2610300085 Don't let the length bleed into b31. Tested-by: Alexander Koskovich # Milos (Nothing Phone 3a) Reviewed-by: Konrad Dybcio Signed-off-by: Rob Clark --- 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