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[67.168.198.145]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3ad8021d29bsm1052180a91.4.2026.10.20.13.47.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 20 Oct 2026 13:47:54 -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 , 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 06/12] drm/msm/adreno: Fix PROTECT span length Date: Tue, 20 Oct 2026 13:46:20 -0700 Message-ID: <20261020204728.28844-7-robin.clark@oss.qualcomm.com> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261020204728.28844-1-robin.clark@oss.qualcomm.com> References: <20261020204728.28844-1-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-Details-Enc: AW1haW4tMjYxMDIwMDA4MiBTYWx0ZWRfX7ZFIL9iQ3g1p pzgY7psT9pMP/vj4Wp/ys1wYFA3nuJb03ctFA12C5z5StK4Cmfn+Pnvi5RTWaoW6NInyOjPlBj2 /D1xqpGOBGqefbUWgTvfxM1D60h2g8BOnJwyDgSnNU31UPsSptx3JFJ96IJRy1suwiidnHmJkVT I2q/ckC+ZkPJ1AE/fidbSsCsvEQwNLQozkwMfEOKMEge3uZe20/qZErXZ0D878OHSDZ9+cCDLfI y30RFBehx5N/SOsjyTZS1VhRsvyVgyPJqRWOFIIGMAiBxeMcXACIqqtnEkzF2DcHIJ1Y9LBtYQ1 AZNVRZooItR2VdilV6aqSkmLA/V35BkhEsvKJhXcVaMWqLz985DddfLZ3bZxSjqg4UOhhUhx41j TPOGH0YKogVIY8rcN8aPa41jnA4+IGSbrhtSgRRDsV9uQyjKw9xC5CZPm66tYPpQWWmBD+XOfG8 lPweksbGh95I/3vXA7A== X-Proofpoint-ORIG-GUID: o6xyAk-MWtRp_y4MGyvtztKf9L0bXkgU X-Proofpoint-GUID: o6xyAk-MWtRp_y4MGyvtztKf9L0bXkgU X-Proofpoint-Spam-Info: AW1haW4tMjYxMDIwMDA4MiBTYWx0ZWRfX5vjS3Iqry5eB UWVHN5mhblA2sMrvbiOBHaeu3C2NLDQrhkJJXb6A6JLelwgwLQ3IEgorK2Njki5zC2JLQe60pXQ w0JWVGmyoPoL9tboTL+PewabO+Fetck= X-Authority-Analysis: v=2.4 cv=HL5WhYtv c=1 sm=1 tr=0 ts=6ad7d37c cx=c_pps a=vVfyC5vLCtgYJKYeQD43oA==:117 a=6Rn/7xRx7Ub4NEhlm8k1cw==:17 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=EUspDBNiAAAA:8 a=MJDCpJTP__1aPQla-tsA:9 a=rl5im9kqc5Lf4LNbBjHf:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-10-20_03,2026-10-19_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 lowpriorityscore=0 adultscore=0 impostorscore=0 clxscore=1015 phishscore=0 suspectscore=0 bulkscore=0 malwarescore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610190000 definitions=main-2610200082 Don't let the length bleed into b31. 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 d60cbfaa0d8e..5e1f35c83d63 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