From: Arnaud Pouliquen <arnaud.pouliquen-qxv4g6HH51o@public.gmane.org>
To: Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
Jonathan Cameron <jic23-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Hartmut Knaack <knaack.h-Mmb7MZpHnFY@public.gmane.org>,
Lars-Peter Clausen <lars-Qo5EllUWu/uELgA04lAiVw@public.gmane.org>,
Peter Meerwald-Stadler
<pmeerw-jW+XmwGofnusTnJN9+BGXg@public.gmane.org>,
Jaroslav Kysela <perex-/Fr2/VpizcU@public.gmane.org>,
Takashi Iwai <tiwai-IBi9RG/b67k@public.gmane.org>,
Liam Girdwood <lgirdwood-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-iio-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org,
Maxime Coquelin
<mcoquelin.stm32-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Alexandre Torgue <alexandre.torgue-qxv4g6HH51o@public.gmane.org>,
arnaud.pouliquen-qxv4g6HH51o@public.gmane.org
Subject: [PATCH v8 11/13] IIO: consumer: allow to set buffer sizes
Date: Mon, 11 Dec 2017 11:18:42 +0100 [thread overview]
Message-ID: <1512987524-2901-12-git-send-email-arnaud.pouliquen@st.com> (raw)
In-Reply-To: <1512987524-2901-1-git-send-email-arnaud.pouliquen-qxv4g6HH51o@public.gmane.org>
Add iio consumer API to set buffer size and watermark according
to sysfs API.
Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen-qxv4g6HH51o@public.gmane.org>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
---
drivers/iio/buffer/industrialio-buffer-cb.c | 11 +++++++++++
include/linux/iio/consumer.h | 11 +++++++++++
2 files changed, 22 insertions(+)
diff --git a/drivers/iio/buffer/industrialio-buffer-cb.c b/drivers/iio/buffer/industrialio-buffer-cb.c
index 4847534..ea63c83 100644
--- a/drivers/iio/buffer/industrialio-buffer-cb.c
+++ b/drivers/iio/buffer/industrialio-buffer-cb.c
@@ -104,6 +104,17 @@ struct iio_cb_buffer *iio_channel_get_all_cb(struct device *dev,
}
EXPORT_SYMBOL_GPL(iio_channel_get_all_cb);
+int iio_channel_cb_set_buffer_watermark(struct iio_cb_buffer *cb_buff,
+ size_t watermark)
+{
+ if (!watermark)
+ return -EINVAL;
+ cb_buff->buffer.watermark = watermark;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(iio_channel_cb_set_buffer_watermark);
+
int iio_channel_start_all_cb(struct iio_cb_buffer *cb_buff)
{
return iio_update_buffers(cb_buff->indio_dev, &cb_buff->buffer,
diff --git a/include/linux/iio/consumer.h b/include/linux/iio/consumer.h
index 2017f35..9887f4f 100644
--- a/include/linux/iio/consumer.h
+++ b/include/linux/iio/consumer.h
@@ -134,6 +134,17 @@ struct iio_cb_buffer *iio_channel_get_all_cb(struct device *dev,
void *private),
void *private);
/**
+ * iio_channel_cb_set_buffer_watermark() - set the buffer watermark.
+ * @cb_buffer: The callback buffer from whom we want the channel
+ * information.
+ * @watermark: buffer watermark in bytes.
+ *
+ * This function allows to configure the buffer watermark.
+ */
+int iio_channel_cb_set_buffer_watermark(struct iio_cb_buffer *cb_buffer,
+ size_t watermark);
+
+/**
* iio_channel_release_all_cb() - release and unregister the callback.
* @cb_buffer: The callback buffer that was allocated.
*/
--
2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Arnaud Pouliquen <arnaud.pouliquen@st.com>
To: Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Jonathan Cameron <jic23@kernel.org>,
Hartmut Knaack <knaack.h@gmx.de>,
Lars-Peter Clausen <lars@metafoo.de>,
Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>
Cc: <devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-iio@vger.kernel.org>, <alsa-devel@alsa-project.org>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Alexandre Torgue <alexandre.torgue@st.com>,
<arnaud.pouliquen@st.com>
Subject: [PATCH v8 11/13] IIO: consumer: allow to set buffer sizes
Date: Mon, 11 Dec 2017 11:18:42 +0100 [thread overview]
Message-ID: <1512987524-2901-12-git-send-email-arnaud.pouliquen@st.com> (raw)
In-Reply-To: <1512987524-2901-1-git-send-email-arnaud.pouliquen@st.com>
Add iio consumer API to set buffer size and watermark according
to sysfs API.
Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
drivers/iio/buffer/industrialio-buffer-cb.c | 11 +++++++++++
include/linux/iio/consumer.h | 11 +++++++++++
2 files changed, 22 insertions(+)
diff --git a/drivers/iio/buffer/industrialio-buffer-cb.c b/drivers/iio/buffer/industrialio-buffer-cb.c
index 4847534..ea63c83 100644
--- a/drivers/iio/buffer/industrialio-buffer-cb.c
+++ b/drivers/iio/buffer/industrialio-buffer-cb.c
@@ -104,6 +104,17 @@ struct iio_cb_buffer *iio_channel_get_all_cb(struct device *dev,
}
EXPORT_SYMBOL_GPL(iio_channel_get_all_cb);
+int iio_channel_cb_set_buffer_watermark(struct iio_cb_buffer *cb_buff,
+ size_t watermark)
+{
+ if (!watermark)
+ return -EINVAL;
+ cb_buff->buffer.watermark = watermark;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(iio_channel_cb_set_buffer_watermark);
+
int iio_channel_start_all_cb(struct iio_cb_buffer *cb_buff)
{
return iio_update_buffers(cb_buff->indio_dev, &cb_buff->buffer,
diff --git a/include/linux/iio/consumer.h b/include/linux/iio/consumer.h
index 2017f35..9887f4f 100644
--- a/include/linux/iio/consumer.h
+++ b/include/linux/iio/consumer.h
@@ -134,6 +134,17 @@ struct iio_cb_buffer *iio_channel_get_all_cb(struct device *dev,
void *private),
void *private);
/**
+ * iio_channel_cb_set_buffer_watermark() - set the buffer watermark.
+ * @cb_buffer: The callback buffer from whom we want the channel
+ * information.
+ * @watermark: buffer watermark in bytes.
+ *
+ * This function allows to configure the buffer watermark.
+ */
+int iio_channel_cb_set_buffer_watermark(struct iio_cb_buffer *cb_buffer,
+ size_t watermark);
+
+/**
* iio_channel_release_all_cb() - release and unregister the callback.
* @cb_buffer: The callback buffer that was allocated.
*/
--
2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: arnaud.pouliquen@st.com (Arnaud Pouliquen)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v8 11/13] IIO: consumer: allow to set buffer sizes
Date: Mon, 11 Dec 2017 11:18:42 +0100 [thread overview]
Message-ID: <1512987524-2901-12-git-send-email-arnaud.pouliquen@st.com> (raw)
In-Reply-To: <1512987524-2901-1-git-send-email-arnaud.pouliquen@st.com>
Add iio consumer API to set buffer size and watermark according
to sysfs API.
Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
drivers/iio/buffer/industrialio-buffer-cb.c | 11 +++++++++++
include/linux/iio/consumer.h | 11 +++++++++++
2 files changed, 22 insertions(+)
diff --git a/drivers/iio/buffer/industrialio-buffer-cb.c b/drivers/iio/buffer/industrialio-buffer-cb.c
index 4847534..ea63c83 100644
--- a/drivers/iio/buffer/industrialio-buffer-cb.c
+++ b/drivers/iio/buffer/industrialio-buffer-cb.c
@@ -104,6 +104,17 @@ struct iio_cb_buffer *iio_channel_get_all_cb(struct device *dev,
}
EXPORT_SYMBOL_GPL(iio_channel_get_all_cb);
+int iio_channel_cb_set_buffer_watermark(struct iio_cb_buffer *cb_buff,
+ size_t watermark)
+{
+ if (!watermark)
+ return -EINVAL;
+ cb_buff->buffer.watermark = watermark;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(iio_channel_cb_set_buffer_watermark);
+
int iio_channel_start_all_cb(struct iio_cb_buffer *cb_buff)
{
return iio_update_buffers(cb_buff->indio_dev, &cb_buff->buffer,
diff --git a/include/linux/iio/consumer.h b/include/linux/iio/consumer.h
index 2017f35..9887f4f 100644
--- a/include/linux/iio/consumer.h
+++ b/include/linux/iio/consumer.h
@@ -134,6 +134,17 @@ struct iio_cb_buffer *iio_channel_get_all_cb(struct device *dev,
void *private),
void *private);
/**
+ * iio_channel_cb_set_buffer_watermark() - set the buffer watermark.
+ * @cb_buffer: The callback buffer from whom we want the channel
+ * information.
+ * @watermark: buffer watermark in bytes.
+ *
+ * This function allows to configure the buffer watermark.
+ */
+int iio_channel_cb_set_buffer_watermark(struct iio_cb_buffer *cb_buffer,
+ size_t watermark);
+
+/**
* iio_channel_release_all_cb() - release and unregister the callback.
* @cb_buffer: The callback buffer that was allocated.
*/
--
2.7.4
next prev parent reply other threads:[~2017-12-11 10:18 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-11 10:18 [PATCH v8 00/13] Add STM32 DFSDM support Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` [PATCH v8 01/13] iio: Add hardware consumer buffer support Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` [PATCH v8 02/13] docs: driver-api: add iio hw consumer section Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` [PATCH v8 05/13] IIO: Add DT bindings for sigma delta adc modulator Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` [PATCH v8 06/13] IIO: ADC: add sigma delta modulator support Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
[not found] ` <1512987524-2901-1-git-send-email-arnaud.pouliquen-qxv4g6HH51o@public.gmane.org>
2017-12-11 10:18 ` [PATCH v8 03/13] IIO: hw_consumer: add devm_iio_hw_consumer_alloc Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` [PATCH v8 04/13] IIO: inkern: API for manipulating channel attributes Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` [PATCH v8 07/13] IIO: add DT bindings for stm32 DFSDM filter Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` [PATCH v8 08/13] IIO: ADC: add stm32 DFSDM core support Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` [PATCH v8 09/13] IIO: ADC: add STM32 DFSDM sigma delta ADC support Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` [PATCH v8 10/13] IIO: ADC: add stm32 DFSDM support for PDM microphone Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
[not found] ` <1512987524-2901-11-git-send-email-arnaud.pouliquen-qxv4g6HH51o@public.gmane.org>
2017-12-12 20:27 ` Jonathan Cameron
2017-12-12 20:27 ` Jonathan Cameron
2017-12-12 20:27 ` Jonathan Cameron
2017-12-13 8:42 ` Arnaud Pouliquen
2017-12-13 8:42 ` Arnaud Pouliquen
2017-12-13 8:42 ` Arnaud Pouliquen
2017-12-13 9:18 ` Jonathan Cameron
2017-12-11 10:18 ` Arnaud Pouliquen [this message]
2017-12-11 10:18 ` [PATCH v8 11/13] IIO: consumer: allow to set buffer sizes Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` [PATCH v8 12/13] ASoC: add bindings for stm32 DFSDM filter Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` [PATCH v8 13/13] ASoC: stm32: add DFSDM DAI support Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
2017-12-11 10:18 ` Arnaud Pouliquen
[not found] ` <1512987524-2901-14-git-send-email-arnaud.pouliquen-qxv4g6HH51o@public.gmane.org>
2018-01-10 11:12 ` Applied "ASoC: stm32: add DFSDM DAI support" to the asoc tree Mark Brown
2018-01-10 11:12 ` Mark Brown
2018-01-10 11:12 ` Mark Brown
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