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Fri, 27 Jun 2025 08:51:37 -0700 (PDT) X-Google-Smtp-Source: AGHT+IGfa8s9Y0FwOhSzbrQ5pjE93rOdbio/0YW5+sByFJBn5oLIzV0LRQoYDm5jLeIJKqi4k62MAw== X-Received: by 2002:a05:620a:6588:b0:7c5:9a6c:b7d3 with SMTP id af79cd13be357-7d4439ae47fmr345770085a.37.1751039496536; Fri, 27 Jun 2025 08:51:36 -0700 (PDT) Received: from localhost.localdomain ([5.133.47.210]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a892e5f8absm3082663f8f.95.2025.06.27.08.51.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 Jun 2025 08:51:36 -0700 (PDT) From: srinivas.kandagatla@oss.qualcomm.com To: vkoul@kernel.org, broonie@kernel.org Cc: yung-chuan.liao@linux.intel.com, pierre-louis.bossart@linux.dev, lgirdwood@gmail.com, perex@perex.cz, tiwai@suse.com, krzysztof.kozlowski@linaro.org, linux-kernel@vger.kernel.org, linux-sound@vger.kernel.org, linux-arm-msm@vger.kernel.org, Srinivas Kandagatla Subject: [PATCH 1/4] soundwire: bus: add of_sdw_find_device_by_node helper Date: Fri, 27 Jun 2025 16:51:00 +0100 Message-ID: <20250627155103.441547-2-srinivas.kandagatla@oss.qualcomm.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250627155103.441547-1-srinivas.kandagatla@oss.qualcomm.com> References: <20250627155103.441547-1-srinivas.kandagatla@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: quoted-printable X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNjI3MDEyOSBTYWx0ZWRfX2ZQcnOATahUN KcnLr0SIMMk0WDdzpCpT0Kh2cYtbH1hSSJ/+jJJuxUV+wELFO/yIQXPs4ZXcFEd9LdzYIF/YcON np2Egf3MCYQ9JHmtmDLUPwmq/WKygv5gqFpkgojdFanL5SMwYncQZx9xqP2oz4sPERu+v8UhMeU NIhAXzBCjph95gVgwB62wDZSW39NM5SnVTiXGbGe/7JEZ7tYnRLoRnqe7C5kvy3J8OFHQCSl8V1 B4xmpVca8XrXHOmhxvHdxFS2ZATXwUB5M3GEtwI7PVjJHNon0Hbfah+ITPmOy6vFk4phsMk9rIB vzrCy1ShCwUiSdbJDIazwbGzDX2gtwFr/DZNHpik/6KMjSgfzHo6+Wtvegn4z3T8s5kDpv/XKlj +CHi8SjcUd1+vRLXamOK4BXp7F7V3RCVqQXgYfKbMlRxAxbtd3qSHXBmkEcKf+jjsjnLAv92 X-Proofpoint-GUID: vXbdJnG4n0_SVFZ_0On3Hg9QdHVVroQv X-Authority-Analysis: v=2.4 cv=AY2xH2XG c=1 sm=1 tr=0 ts=685ebe0a cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=ZsC4DHZuhs/kKio7QBcDoQ==:17 a=6IFa9wvqVegA:10 a=EUspDBNiAAAA:8 a=bs95RrtT4r1_5-ck8vEA:9 a=bTQJ7kPSJx9SKPbeHEYW:22 X-Proofpoint-ORIG-GUID: vXbdJnG4n0_SVFZ_0On3Hg9QdHVVroQv X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.7,FMLib:17.12.80.40 definitions=2025-06-27_05,2025-06-26_05,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 mlxscore=0 mlxlogscore=919 phishscore=0 malwarescore=0 lowpriorityscore=0 spamscore=0 adultscore=0 impostorscore=0 clxscore=1015 suspectscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2506270129 Content-Type: text/plain; charset="utf-8" From: Srinivas Kandagatla There has been more than 3 instances of this helper in multiple codec drivers, it does not make sense to keep duplicating this part of code. Lets add a helper of_sdw_find_device_by_node for codec drivers to use it. Signed-off-by: Srinivas Kandagatla Reviewed-by: Dmitry Baryshkov --- drivers/soundwire/slave.c | 6 ++++++ include/linux/soundwire/sdw.h | 9 +++++++++ 2 files changed, 15 insertions(+) diff --git a/drivers/soundwire/slave.c b/drivers/soundwire/slave.c index d2d99555ec5a..3d4d00188c26 100644 --- a/drivers/soundwire/slave.c +++ b/drivers/soundwire/slave.c @@ -273,4 +273,10 @@ int sdw_of_find_slaves(struct sdw_bus *bus) return 0; } =20 +struct device *of_sdw_find_device_by_node(struct device_node *np) +{ + return bus_find_device_by_of_node(&sdw_bus_type, np); +} +EXPORT_SYMBOL_GPL(of_sdw_find_device_by_node); + MODULE_IMPORT_NS("SND_SOC_SDCA"); diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h index 2362f621d94c..84d1a101b155 100644 --- a/include/linux/soundwire/sdw.h +++ b/include/linux/soundwire/sdw.h @@ -18,6 +18,7 @@ =20 struct dentry; struct fwnode_handle; +struct device_node; =20 struct sdw_bus; struct sdw_slave; @@ -1080,6 +1081,8 @@ int sdw_stream_add_slave(struct sdw_slave *slave, int sdw_stream_remove_slave(struct sdw_slave *slave, struct sdw_stream_runtime *stream); =20 +struct device *of_sdw_find_device_by_node(struct device_node *np); + int sdw_slave_get_scale_index(struct sdw_slave *slave, u8 *base); =20 /* messaging and data APIs */ @@ -1113,6 +1116,12 @@ static inline int sdw_stream_remove_slave(struct sdw= _slave *slave, return -EINVAL; } =20 +static inline struct device *of_sdw_find_device_by_node(struct device_node= *np) +{ + WARN_ONCE(1, "SoundWire API is disabled"); + return NULL; +} + /* messaging and data APIs */ static inline int sdw_read(struct sdw_slave *slave, u32 addr) { --=20 2.49.0