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[67.168.198.145]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3b127712abcsm7261337a91.1.2026.11.09.06.21.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Nov 2026 06:21:29 -0800 (PST) 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 , Nico Angelo Dela Cruz , 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 v8 08/15] drm/msm/adreno: Fix PROTECT span length Date: Mon, 9 Nov 2026 06:19:54 -0800 Message-ID: <20261109142111.256630-9-robin.clark@oss.qualcomm.com> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261109142111.256630-1-robin.clark@oss.qualcomm.com> References: <20261109142111.256630-1-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: AW1haW4tMjYxMTA5MDA1NyBTYWx0ZWRfX1rLG662fQQOF vJm/EiwhN8VF21rnRHyNE+jWSADvNoUBiiFL1FQMNXh2C6dHRHBzGqSpd9AZ9zQxBKXf0+noLeE Zg6PWD3pJq49ssV7W1VKbwIj0zSwfII= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMTA5MDA1NyBTYWx0ZWRfX0miIDQc1tqFG 8ug9JKHhdlEcCaZBWu5ds4ODFJWo6P5nhRcO4crMyS1QuZy5pRnn7iZXUapeuNHkXa+Gw/cuFCG 735qUSEPeevmnZFcOZeSQR8RZVob37MnadxW5piAdvIErM+p/J4U0pDv/jLGFTH6/Lu96FLlACv cJoEtnIa9Huo9p4W6FFNoV48HG4zqEaQuA1DWV7Yi6Exr48hsNLv/Ob7ecG5prQXWG6fG7cGUzR T4y6afg+6/re9gSjoUH9B4/jmYcBVY/z8E+WnTt8iAEwXQewJXqeP81Cg8w3C1vJ2MZSv7d1M9X 8GYEem66I7Fo5PCe/TizQiceNDTylmIgsHZ4xH0u3GyWpef92pkPx+tFARtw2f9zrT3vqEekdjd SxxaPwv4EPnrxcO3VBoqDb/jgUcJiy3qa4jMbPPiMPASJ4LU6O6vCzFivkyH/tMtSIjhaial9q5 S+w2BcvAw3nnTU4Ilyw== X-Authority-Analysis: v=2.4 cv=ErlHPicA c=1 sm=1 tr=0 ts=6af1d6eb cx=c_pps a=UNFcQwm+pnOIJct1K4W+Mw==:117 a=6Rn/7xRx7Ub4NEhlm8k1cw==:17 a=zJRp6_cAMcgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=EUspDBNiAAAA:8 a=MJDCpJTP__1aPQla-tsA:9 a=uKXjsCUrEbL0IQVhDsJ9:22 X-Proofpoint-ORIG-GUID: 7uQZ9YJ7dxizA-XmfbQY_sa66nq7AHRI X-Proofpoint-GUID: 7uQZ9YJ7dxizA-XmfbQY_sa66nq7AHRI 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=2026-11-09_05,2026-11-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 phishscore=0 malwarescore=0 spamscore=0 bulkscore=0 priorityscore=1501 suspectscore=0 impostorscore=0 lowpriorityscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2611040001 definitions=main-2611090057 Don't let the length bleed into b31. Tested-by: Alexander Koskovich # Milos (Nothing Phone 3a) Reviewed-by: Konrad Dybcio Reviewed-by: Akhil P Oommen 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 4a3898e58aee..cfe7a3ed44c4 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