From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> To: alsa-devel@alsa-project.org Cc: linux-kernel@vger.kernel.org, tiwai@suse.de, broonie@kernel.org, vkoul@kernel.org, gregkh@linuxfoundation.org, jank@cadence.com, srinivas.kandagatla@linaro.org, slawomir.blauciak@intel.com, Bard liao <yung-chuan.liao@linux.intel.com>, Rander Wang <rander.wang@linux.intel.com>, Ranjani Sridharan <ranjani.sridharan@linux.intel.com>, Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>, Sanyog Kale <sanyog.r.kale@intel.com> Subject: [PATCH 06/14] soundwire: add support for sdw_slave_type Date: Wed, 23 Oct 2019 16:28:15 -0500 [thread overview] Message-ID: <20191023212823.608-7-pierre-louis.bossart@linux.intel.com> (raw) In-Reply-To: <20191023212823.608-1-pierre-louis.bossart@linux.intel.com> Currently the bus does not have any explicit support for master devices. Add explicit support for sdw_slave_type, so that in follow-up patches we can add support for the sdw_md_type (md==Master Device), following the Grey Bus example. Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> --- drivers/soundwire/bus_type.c | 9 ++++++++- drivers/soundwire/slave.c | 7 ++++++- include/linux/soundwire/sdw_type.h | 6 ++++++ 3 files changed, 20 insertions(+), 2 deletions(-) diff --git a/drivers/soundwire/bus_type.c b/drivers/soundwire/bus_type.c index 9a0fd3ee1014..5df095f4e12f 100644 --- a/drivers/soundwire/bus_type.c +++ b/drivers/soundwire/bus_type.c @@ -49,9 +49,16 @@ int sdw_slave_modalias(const struct sdw_slave *slave, char *buf, size_t size) static int sdw_uevent(struct device *dev, struct kobj_uevent_env *env) { - struct sdw_slave *slave = to_sdw_slave_device(dev); + struct sdw_slave *slave; char modalias[32]; + if (is_sdw_slave(dev)) { + slave = to_sdw_slave_device(dev); + } else { + dev_warn(dev, "uevent for unknown Soundwire type\n"); + return -EINVAL; + } + sdw_slave_modalias(slave, modalias, sizeof(modalias)); if (add_uevent_var(env, "MODALIAS=%s", modalias)) diff --git a/drivers/soundwire/slave.c b/drivers/soundwire/slave.c index 48a513680db6..c87267f12a3b 100644 --- a/drivers/soundwire/slave.c +++ b/drivers/soundwire/slave.c @@ -14,6 +14,11 @@ static void sdw_slave_release(struct device *dev) kfree(slave); } +struct device_type sdw_slave_type = { + .name = "sdw_slave", + .release = sdw_slave_release, +}; + static int sdw_slave_add(struct sdw_bus *bus, struct sdw_slave_id *id, struct fwnode_handle *fwnode) { @@ -41,9 +46,9 @@ static int sdw_slave_add(struct sdw_bus *bus, id->class_id, id->unique_id); } - slave->dev.release = sdw_slave_release; slave->dev.bus = &sdw_bus_type; slave->dev.of_node = of_node_get(to_of_node(fwnode)); + slave->dev.type = &sdw_slave_type; slave->bus = bus; slave->status = SDW_SLAVE_UNATTACHED; slave->dev_num = 0; diff --git a/include/linux/soundwire/sdw_type.h b/include/linux/soundwire/sdw_type.h index 7d4bc6a979bf..c681b3426478 100644 --- a/include/linux/soundwire/sdw_type.h +++ b/include/linux/soundwire/sdw_type.h @@ -5,6 +5,12 @@ #define __SOUNDWIRE_TYPES_H extern struct bus_type sdw_bus_type; +extern struct device_type sdw_slave_type; + +static inline int is_sdw_slave(const struct device *dev) +{ + return dev->type == &sdw_slave_type; +} #define to_sdw_slave_driver(_drv) \ container_of(_drv, struct sdw_driver, driver) -- 2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> To: alsa-devel@alsa-project.org Cc: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>, tiwai@suse.de, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, Ranjani Sridharan <ranjani.sridharan@linux.intel.com>, vkoul@kernel.org, broonie@kernel.org, srinivas.kandagatla@linaro.org, jank@cadence.com, slawomir.blauciak@intel.com, Sanyog Kale <sanyog.r.kale@intel.com>, Bard liao <yung-chuan.liao@linux.intel.com>, Rander Wang <rander.wang@linux.intel.com> Subject: [alsa-devel] [PATCH 06/14] soundwire: add support for sdw_slave_type Date: Wed, 23 Oct 2019 16:28:15 -0500 [thread overview] Message-ID: <20191023212823.608-7-pierre-louis.bossart@linux.intel.com> (raw) In-Reply-To: <20191023212823.608-1-pierre-louis.bossart@linux.intel.com> Currently the bus does not have any explicit support for master devices. Add explicit support for sdw_slave_type, so that in follow-up patches we can add support for the sdw_md_type (md==Master Device), following the Grey Bus example. Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> --- drivers/soundwire/bus_type.c | 9 ++++++++- drivers/soundwire/slave.c | 7 ++++++- include/linux/soundwire/sdw_type.h | 6 ++++++ 3 files changed, 20 insertions(+), 2 deletions(-) diff --git a/drivers/soundwire/bus_type.c b/drivers/soundwire/bus_type.c index 9a0fd3ee1014..5df095f4e12f 100644 --- a/drivers/soundwire/bus_type.c +++ b/drivers/soundwire/bus_type.c @@ -49,9 +49,16 @@ int sdw_slave_modalias(const struct sdw_slave *slave, char *buf, size_t size) static int sdw_uevent(struct device *dev, struct kobj_uevent_env *env) { - struct sdw_slave *slave = to_sdw_slave_device(dev); + struct sdw_slave *slave; char modalias[32]; + if (is_sdw_slave(dev)) { + slave = to_sdw_slave_device(dev); + } else { + dev_warn(dev, "uevent for unknown Soundwire type\n"); + return -EINVAL; + } + sdw_slave_modalias(slave, modalias, sizeof(modalias)); if (add_uevent_var(env, "MODALIAS=%s", modalias)) diff --git a/drivers/soundwire/slave.c b/drivers/soundwire/slave.c index 48a513680db6..c87267f12a3b 100644 --- a/drivers/soundwire/slave.c +++ b/drivers/soundwire/slave.c @@ -14,6 +14,11 @@ static void sdw_slave_release(struct device *dev) kfree(slave); } +struct device_type sdw_slave_type = { + .name = "sdw_slave", + .release = sdw_slave_release, +}; + static int sdw_slave_add(struct sdw_bus *bus, struct sdw_slave_id *id, struct fwnode_handle *fwnode) { @@ -41,9 +46,9 @@ static int sdw_slave_add(struct sdw_bus *bus, id->class_id, id->unique_id); } - slave->dev.release = sdw_slave_release; slave->dev.bus = &sdw_bus_type; slave->dev.of_node = of_node_get(to_of_node(fwnode)); + slave->dev.type = &sdw_slave_type; slave->bus = bus; slave->status = SDW_SLAVE_UNATTACHED; slave->dev_num = 0; diff --git a/include/linux/soundwire/sdw_type.h b/include/linux/soundwire/sdw_type.h index 7d4bc6a979bf..c681b3426478 100644 --- a/include/linux/soundwire/sdw_type.h +++ b/include/linux/soundwire/sdw_type.h @@ -5,6 +5,12 @@ #define __SOUNDWIRE_TYPES_H extern struct bus_type sdw_bus_type; +extern struct device_type sdw_slave_type; + +static inline int is_sdw_slave(const struct device *dev) +{ + return dev->type == &sdw_slave_type; +} #define to_sdw_slave_driver(_drv) \ container_of(_drv, struct sdw_driver, driver) -- 2.20.1 _______________________________________________ Alsa-devel mailing list Alsa-devel@alsa-project.org https://mailman.alsa-project.org/mailman/listinfo/alsa-devel
next prev parent reply other threads:[~2019-10-23 21:28 UTC|newest] Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-10-23 21:28 [PATCH 00/14] soundwire: intel: implement new ASoC interfaces Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart 2019-10-23 21:28 ` [PATCH 01/14] soundwire: renames to prepare support for master drivers/devices Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart 2019-10-23 21:28 ` [PATCH 02/14] soundwire: rename dev_to_sdw_dev macro Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart 2019-11-03 5:28 ` Vinod Koul 2019-11-03 5:28 ` [alsa-devel] " Vinod Koul 2019-10-23 21:28 ` [PATCH 03/14] soundwire: rename drv_to_sdw_slave_driver macro Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart 2019-10-23 21:28 ` [PATCH 04/14] soundwire: bus_type: rename sdw_drv_ to sdw_slave_drv Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart 2019-11-03 5:30 ` Vinod Koul 2019-11-03 5:30 ` [alsa-devel] " Vinod Koul 2019-11-04 14:34 ` Pierre-Louis Bossart 2019-11-04 14:34 ` Pierre-Louis Bossart 2019-10-23 21:28 ` [PATCH 05/14] soundwire: intel: rename res field as link_res Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart 2019-10-23 21:28 ` Pierre-Louis Bossart [this message] 2019-10-23 21:28 ` [alsa-devel] [PATCH 06/14] soundwire: add support for sdw_slave_type Pierre-Louis Bossart 2019-11-03 5:32 ` Vinod Koul 2019-11-03 5:32 ` [alsa-devel] " Vinod Koul 2019-11-04 14:35 ` Pierre-Louis Bossart 2019-11-04 14:35 ` Pierre-Louis Bossart 2019-11-04 19:33 ` Cezary Rojewski 2019-11-04 19:33 ` [alsa-devel] " Cezary Rojewski 2019-11-04 19:41 ` Pierre-Louis Bossart 2019-11-04 19:41 ` Pierre-Louis Bossart 2019-10-23 21:28 ` [PATCH 07/14] soundwire: add initial definitions for sdw_master_device Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart 2019-11-03 6:30 ` Vinod Koul 2019-11-03 6:30 ` [alsa-devel] " Vinod Koul 2019-11-04 14:42 ` Pierre-Louis Bossart 2019-11-04 14:42 ` Pierre-Louis Bossart 2019-11-08 4:04 ` Vinod Koul 2019-11-08 4:04 ` Vinod Koul 2019-11-08 14:41 ` Pierre-Louis Bossart 2019-11-08 14:41 ` Pierre-Louis Bossart 2019-10-23 21:28 ` [PATCH 08/14] soundwire: intel: remove platform devices and provide new interface Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart 2019-10-23 21:28 ` [PATCH 09/14] soundwire: add device driver to sdw_md_driver Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart 2019-10-23 21:28 ` [PATCH 10/14] soundwire: intel: add prepare support in sdw dai driver Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart 2019-11-04 19:45 ` Cezary Rojewski 2019-11-04 19:45 ` [alsa-devel] " Cezary Rojewski 2019-11-04 21:31 ` Pierre-Louis Bossart 2019-11-04 21:31 ` [alsa-devel] " Pierre-Louis Bossart 2019-11-08 4:05 ` Vinod Koul 2019-11-08 4:05 ` [alsa-devel] " Vinod Koul 2019-10-23 21:28 ` [PATCH 11/14] soundwire: intel: add trigger " Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart 2019-10-23 21:28 ` [PATCH 12/14] soundwire: intel: add sdw_stream_setup helper for .startup callback Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart 2019-10-23 21:28 ` [PATCH 13/14] soundwire: intel: free all resources on hw_free() Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart 2019-11-04 20:08 ` Cezary Rojewski 2019-11-04 20:08 ` [alsa-devel] " Cezary Rojewski 2019-11-04 21:46 ` Pierre-Louis Bossart 2019-11-04 21:46 ` Pierre-Louis Bossart 2019-11-08 4:14 ` Vinod Koul 2019-11-08 4:14 ` Vinod Koul 2019-11-08 14:39 ` Pierre-Louis Bossart 2019-11-08 14:39 ` Pierre-Louis Bossart 2019-10-23 21:28 ` [PATCH 14/14] soundwire: intel_init: add implementation of sdw_intel_enable_irq() Pierre-Louis Bossart 2019-10-23 21:28 ` [alsa-devel] " Pierre-Louis Bossart
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