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[73.37.105.206]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2e5a5edee06sm22115255ad.59.2026.10.06.06.10.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 Oct 2026 06:10:16 -0700 (PDT) From: Rob Clark To: dri-devel@lists.freedesktop.org Cc: linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, Jianfeng Liu , =?UTF-8?q?Christian=20K=C3=B6nig?= , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , David Airlie , Simona Vetter , linux-kernel@vger.kernel.org (open list) Subject: [RFT 5/5] drm/msm: Convert map helper to use dma-address Date: Tue, 6 Oct 2026 06:09:56 -0700 Message-ID: <20261006131000.81501-6-robin.clark@oss.qualcomm.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20261006131000.81501-1-robin.clark@oss.qualcomm.com> References: <20261006131000.81501-1-robin.clark@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Authority-Analysis: v=2.4 cv=HtPjiETS c=1 sm=1 tr=0 ts=6ac4f33a cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=19Wyn7e3V/0aNffMjNCMQw==:17 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=EUspDBNiAAAA:8 a=B-XXGUA0wr0Z4rGOYBEA:9 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-GUID: GCLAPYtgNm4vdZ8mQ7kezf-oYxkVePKr X-Proofpoint-ORIG-GUID: GCLAPYtgNm4vdZ8mQ7kezf-oYxkVePKr X-Proofpoint-Spam-Info: AW1haW4tMjYxMDA2MDA1MiBTYWx0ZWRfXyW2Im0Pc74d5 6cxtrL/28TaITTzxWo7/mzRHKThwu8ypTVeEWQBIGhKW3Zfa1ufTJWmAW9jRGeSj/rEw/MUNlEu +8fSx7fGtkivyY2T0gIRBUnAYXnQqeA= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDA2MDA1MiBTYWx0ZWRfX/2Cq6NI/HqHf 4C+LU8vOBuOLhF7TUjKiikDBRn2GrukE2l1t1eQOufd3MHnsL1cbVIjpYoBX2obGmF5zhrm3JED h6FtKCfAEjORR58uFBvX/iyhW8MtAUDtYQMGSohcm7fMK01xseDhz5STXLm1hJ92Vb7vhDJ8neO FdElvvVMpSxyQGFVC5/u15YK6faVMg/BEEPOb4B156RfJzGd1U8+OGWhUHzD2wTnt/zVOiUuS3W 0PrG+5NcN1OKUMAdB+ZJOtpOruMeYtlKGQZYi4YsyFjJJS51MvXUhc/1mFJSo72jzNzXXiG0S0A 2Byw8Tn2mD2Vg6pmFLYBTStNi3uMi65uUdfaO3c9zNCvaO+Gbkrj4vvDkKkHjtGWI+PlsEJoh7Y wWKt33opbsHcgg1r1hVIJqy8Zb5Y8xve/LqpvAx+kSepVDLWXpsMZAum9DWMSGD0evKCQcR7sWu +YMfF3cunQAt65fBb+w== 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=2026-10-06_03,2026-10-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 adultscore=0 malwarescore=0 clxscore=1015 phishscore=0 spamscore=0 priorityscore=1501 bulkscore=0 suspectscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2610060052 Now that we have everything unified in one path, switch over to using dma addresses for setting up the mapping. This avoids issues with CONFIG_DMABUF_DEBUG stripping the pages from the sgt. Signed-off-by: Rob Clark --- drivers/gpu/drm/msm/msm_iommu.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/msm/msm_iommu.c b/drivers/gpu/drm/msm/msm_iommu.c index 50038d00c3a8..27a74514e942 100644 --- a/drivers/gpu/drm/msm/msm_iommu.c +++ b/drivers/gpu/drm/msm/msm_iommu.c @@ -148,9 +148,9 @@ __do_map(unsigned long pgsize_bitmap, u64 iova, struct sg_table *sgt, size_t off u64 addr = iova; unsigned int i; - for_each_sgtable_sg (sgt, sg, i) { - size_t size = sg->length; - phys_addr_t phys = sg_phys(sg); + for_each_sgtable_dma_sg (sgt, sg, i) { + size_t size = sg_dma_len(sg); + phys_addr_t phys = sg_dma_address(sg); if (!len) break; -- 2.55.0