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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b935ae666c9sm554838366b.39.2026.03.03.02.22.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 03 Mar 2026 02:22:35 -0800 (PST) Message-ID: Date: Tue, 3 Mar 2026 11:22:32 +0100 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH WIP v4 6/9] media: qcom: camss: csiphy-3ph: Update Gen2 v1.1 MIPI CSI-2 CPHY init To: David Heidelberg , Bryan O'Donoghue , Robert Foss , Todor Tomov , Vladimir Zapolskiy , Mauro Carvalho Chehab , Luca Weiss , Petr Hodina , Casey Connolly , "Dr. Git" Cc: Joel Selvaraj , Kieran Bingham , Sakari Ailus , linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org References: <20260301-qcom-cphy-v4-0-e53316d2cc65@ixit.cz> <20260301-qcom-cphy-v4-6-e53316d2cc65@ixit.cz> <4f29492f-c5c0-402c-b2aa-0e1886299d59@linaro.org> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: m5Sf7jUZCwvgyvMr-PrTmnXgROf2HbSo X-Authority-Analysis: v=2.4 cv=GIUF0+NK c=1 sm=1 tr=0 ts=69a6b66d cx=c_pps a=50t2pK5VMbmlHzFWWp8p/g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=-y82mbY2qW1znAYjJDkA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=IoWCM6iH3mJn3m4BftBB:22 X-Proofpoint-ORIG-GUID: m5Sf7jUZCwvgyvMr-PrTmnXgROf2HbSo X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzAzMDA3OSBTYWx0ZWRfX9t1XbYm/r44q KoehZqcFU04hOzK/BMYiOoVlplyY9b3y62v1GGNZna0v3Q0+jV0Ore5f+A33Ch/AsZeAb6+P6oN CH5Vlpe3iZ646r9qcR0ayqqmaZt+d50jAcXhQDkPMlDeLGvohBAC9ARS8+PKEP4fHiMQqJ8zOuw RHfX5oeCgkQlcVXkcnIy24aVRES7L0c6waRrUt3+tDadLaDtzHuKyebsW+ZcuK1Ycrhyklxmge7 WYQq+S3kgMXDM4muv3mESiqTm+iZ4I2iqang4PUcf1CDWx65PXGJP0SuMI9U8f+MvsLjn+jIePJ Y33JWwnOfa3hogOMTrJ/6YA7Widt1lINUhrplB+G4M6vO+T1NNeusvHTX/QHJfqlKruOovCwZLK /UegZ/mCznnepZvaphYxzeM6QYUzFK3ZrkMK0rYXLGRqwZtkgICKFe0OTtNbGvxSbO8cMA31HaS eAy20qJXa9vccQSddhQ== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-02_05,2026-03-03_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 impostorscore=0 priorityscore=1501 clxscore=1015 malwarescore=0 suspectscore=0 spamscore=0 phishscore=0 lowpriorityscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2603030079 On 3/3/26 11:00 AM, David Heidelberg wrote: > On 03/03/2026 10:55, Bryan O'Donoghue wrote: >> On 01/03/2026 00:51, David Heidelberg via B4 Relay wrote: >>> From: David Heidelberg >>> >>> These values should improve C-PHY behaviour. Should match most recent >>> Qualcomm code. >>> >>> Signed-off-by: David Heidelberg >>> --- >>>   .../media/platform/qcom/camss/camss-csiphy-3ph-1-0.c   | 18 +++++++++--------- >>>   1 file changed, 9 insertions(+), 9 deletions(-) >>> >>> diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c b/ drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c >>> index 5482fb5163e17..c612192ee727a 100644 >>> --- a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c >>> +++ b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c >>> @@ -225,9 +225,9 @@ csiphy_lane_regs lane_regs_sdm845[] = { >>>   /* 3 entries: 3 lanes (C-PHY) */ >>>   static const struct >>>   csiphy_lane_regs lane_regs_sdm845_3ph[] = { >>> -    {0x015c, 0x43, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> -    {0x0168, 0xa0, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> -    {0x016c, 0x25, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> +    {0x015c, 0x63, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> +    {0x0168, 0xac, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> +    {0x016c, 0xa5, 0x00, CSIPHY_DEFAULT_PARAMS}, >>>       {0x0104, 0x06, 0x00, CSIPHY_DEFAULT_PARAMS}, >>>       {0x010c, 0x12, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE}, >>>       {0x0108, 0x00, 0x00, CSIPHY_SETTLE_CNT_HIGHER_BYTE}, >>> @@ -245,9 +245,9 @@ csiphy_lane_regs lane_regs_sdm845_3ph[] = { >>>       {0x0164, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, >>>       {0x01dc, 0x51, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> -    {0x035c, 0x43, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> -    {0x0368, 0xa0, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> -    {0x036c, 0x25, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> +    {0x035c, 0x63, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> +    {0x0368, 0xac, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> +    {0x036c, 0xa5, 0x00, CSIPHY_DEFAULT_PARAMS}, >>>       {0x0304, 0x06, 0x00, CSIPHY_DEFAULT_PARAMS}, >>>       {0x030c, 0x12, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE}, >>>       {0x0308, 0x00, 0x00, CSIPHY_SETTLE_CNT_HIGHER_BYTE}, >>> @@ -265,9 +265,9 @@ csiphy_lane_regs lane_regs_sdm845_3ph[] = { >>>       {0x0364, 0x00, 0x00, CSIPHY_DEFAULT_PARAMS}, >>>       {0x03dc, 0x51, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> -    {0x055c, 0x43, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> -    {0x0568, 0xa0, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> -    {0x056c, 0x25, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> +    {0x055c, 0x63, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> +    {0x0568, 0xac, 0x00, CSIPHY_DEFAULT_PARAMS}, >>> +    {0x056c, 0xa5, 0x00, CSIPHY_DEFAULT_PARAMS}, >>>       {0x0504, 0x06, 0x00, CSIPHY_DEFAULT_PARAMS}, >>>       {0x050c, 0x12, 0x00, CSIPHY_SETTLE_CNT_LOWER_BYTE}, >>>       {0x0508, 0x00, 0x00, CSIPHY_SETTLE_CNT_HIGHER_BYTE}, >>> >> >> Squash down and Co-developed-by Suggested-by, perhaps Co-developed-by usually reflects pair programming and requires a s-o-b, and that carries legal meaning. Konrad