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[2001:14ba:a073:af00:264b:feff:fe8b:be8a]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-59baf3976dbsm516941e87.66.2026.01.15.23.27.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 15 Jan 2026 23:27:44 -0800 (PST) From: Dmitry Baryshkov Date: Fri, 16 Jan 2026 09:27:38 +0200 Subject: [PATCH v3 4/9] media: iris: don't specify min_acc_length in the source code Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260116-iris-ubwc-v3-4-662ac0e0761f@oss.qualcomm.com> References: <20260116-iris-ubwc-v3-0-662ac0e0761f@oss.qualcomm.com> In-Reply-To: <20260116-iris-ubwc-v3-0-662ac0e0761f@oss.qualcomm.com> To: Bjorn Andersson , Konrad Dybcio , Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , David Airlie , Simona Vetter , Akhil P Oommen , Vikash Garodia , Dikshita Agarwal , Bryan O'Donoghue , Mauro Carvalho Chehab Cc: Konrad Dybcio , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-media@vger.kernel.org, Bryan O'Donoghue X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=3070; i=dmitry.baryshkov@oss.qualcomm.com; h=from:subject:message-id; bh=pVPYBG6Zmp4xvoeS1LqjWVdLu56/SMU4J5WCv0uhkCE=; b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBpaehp2eY0Q84sw5cRJw4R7iSUGowsdYMNzWW7r JQLLBZ79l+JATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCaWnoaQAKCRCLPIo+Aiko 1YIbCACVmD5fbsmfPmtjA42tUN6J8zB91OoPnx5cfICq/UDX7ddZTudLik8pGDXE3yu06E6IJSL OhRUGFzSFDGcunSxXcJ/vN5fLa7C1dq3imzvrStL/A5L6ckNsAZQjnRM7okF9oElpyXKgWBXUxa tjOUnJn+eiE1YmkwrDOM6fkPlahm4oFvVbkZGxiG9DeaE19UNEdd7UlL+yC92XWTUp8rC+5Rwrn lLxRpjb/1RsePh5Py43aWvMyqoV0BycLQbBbSnjuZ5UnDacj5aiXMupG5/4i5RXliKX5bxQTq2D s6sZXiZjfsIpnUKo/ArMFu3eJ/NbZwQjhNzcWAjvIX//sdRx X-Developer-Key: i=dmitry.baryshkov@oss.qualcomm.com; a=openpgp; fpr=8F88381DD5C873E4AE487DA5199BF1243632046A X-Authority-Analysis: v=2.4 cv=asW/yCZV c=1 sm=1 tr=0 ts=6969e872 cx=c_pps a=mPf7EqFMSY9/WdsSgAYMbA==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=KKAkSRfTAAAA:8 a=EUspDBNiAAAA:8 a=tw3gK4E_mqRpSwCFd0wA:9 a=QEXdDO2ut3YA:10 a=dawVfQjAaf238kedN5IG:22 a=cvBusfyB2V15izCimMoJ:22 X-Proofpoint-ORIG-GUID: lJ3H032gebawKpsJFBhmSTGLdj5Wd3Yq X-Proofpoint-GUID: lJ3H032gebawKpsJFBhmSTGLdj5Wd3Yq X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTE2MDA1NyBTYWx0ZWRfX6VhXyGuGgo2V K+42TZ/0SipqWZgFbGFMAeEsbPDEnu/YHkh+btDE81L3+CpMW/0xYx5KnrTo7qGYzeWQJVAQ5Ze EFiJQ+XWo+7jTUxMP8F3388s1us/OgdNt71/Ip4NMg3/7pf5X4JV9UlGf95aUIdQCphb4xIPzal Ooh3uq2ynHnGZxPRV5B1y149ALQ2nS8v+q0MpdxPq3Uz9e759NWW3GntZQQZUpO1oP5lFyVnyDK R4fbKqWAxMFX5XqDKL2QrpB0YMqx6QnaqZehGphYHuish2Y3HbJloVZF95kZgEXYkrIkB38fS8B HfDBLqyz9JrQf36h9obZxjeJ7x+47E9oFrKAwCdB4j1BVUK6nax4tVcdkngLEiginiGeLMcRY2u 3SqNOHpyZcQjb4U6FexfcjV0qDHF5PMNR/H0LE6Ym00KTOAengQdFpO4q4ffGfWWXeY1+4G6KjF wFKDCKiUc9nNg+IR6bA== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-16_02,2026-01-15_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 impostorscore=0 bulkscore=0 suspectscore=0 clxscore=1015 adultscore=0 malwarescore=0 priorityscore=1501 spamscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601160057 The min_acc length can be calculated from the platform UBWC configuration. Use the freshly introduced helper and calculate min_acc length based on the platform UBWC configuration instead of specifying it directly in the source. Reviewed-by: Bryan O'Donoghue Reviewed-by: Konrad Dybcio Reviewed-by: Dikshita Agarwal Signed-off-by: Dmitry Baryshkov --- drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.c | 6 +++++- drivers/media/platform/qcom/iris/iris_platform_common.h | 1 - drivers/media/platform/qcom/iris/iris_platform_gen2.c | 1 - 3 files changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.c b/driv= ers/media/platform/qcom/iris/iris_hfi_gen2_packet.c index d77fa29f44fc..aa4520b27739 100644 --- a/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.c +++ b/drivers/media/platform/qcom/iris/iris_hfi_gen2_packet.c @@ -3,6 +3,9 @@ * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights res= erved. */ =20 +#include +#include + #include "iris_hfi_common.h" #include "iris_hfi_gen2.h" #include "iris_hfi_gen2_packet.h" @@ -120,6 +123,7 @@ static void iris_hfi_gen2_create_packet(struct iris_hfi= _header *hdr, u32 pkt_typ =20 void iris_hfi_gen2_packet_sys_init(struct iris_core *core, struct iris_hfi= _header *hdr) { + const struct qcom_ubwc_cfg_data *ubwc =3D core->ubwc_cfg; u32 payload =3D 0; =20 iris_hfi_gen2_create_header(hdr, 0, core->header_id++); @@ -146,7 +150,7 @@ void iris_hfi_gen2_packet_sys_init(struct iris_core *co= re, struct iris_hfi_heade &payload, sizeof(u32)); =20 - payload =3D core->iris_platform_data->ubwc_config->mal_length; + payload =3D qcom_ubwc_min_acc_length_64b(ubwc) ? 64 : 32; iris_hfi_gen2_create_packet(hdr, HFI_PROP_UBWC_MAL_LENGTH, HFI_HOST_FLAGS_NONE, diff --git a/drivers/media/platform/qcom/iris/iris_platform_common.h b/driv= ers/media/platform/qcom/iris/iris_platform_common.h index 8d8cdb56a3c7..3c5f3f68b722 100644 --- a/drivers/media/platform/qcom/iris/iris_platform_common.h +++ b/drivers/media/platform/qcom/iris/iris_platform_common.h @@ -73,7 +73,6 @@ struct tz_cp_config { =20 struct ubwc_config_data { u32 max_channels; - u32 mal_length; u32 highest_bank_bit; u32 bank_swzl_level; u32 bank_swz2_level; diff --git a/drivers/media/platform/qcom/iris/iris_platform_gen2.c b/driver= s/media/platform/qcom/iris/iris_platform_gen2.c index c1989240c248..c70cfc2fc553 100644 --- a/drivers/media/platform/qcom/iris/iris_platform_gen2.c +++ b/drivers/media/platform/qcom/iris/iris_platform_gen2.c @@ -633,7 +633,6 @@ static const struct platform_clk_data sm8550_clk_table[= ] =3D { =20 static struct ubwc_config_data ubwc_config_sm8550 =3D { .max_channels =3D 8, - .mal_length =3D 32, .highest_bank_bit =3D 16, .bank_swzl_level =3D 0, .bank_swz2_level =3D 1, --=20 2.47.3