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x86_64-pc-linux-gnu) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190324_094605_388246_BF0215BB X-CRM114-Status: GOOD ( 15.15 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: lars@metafoo.de, olivier.moysan@st.com, alexandre.torgue@st.com, linux-iio@vger.kernel.org, pmeerw@pmeerw.net, arnaud.pouliquen@st.com, linux-kernel@vger.kernel.org, mcoquelin.stm32@gmail.com, knaack.h@gmx.de, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, 21 Mar 2019 17:47:26 +0100 Fabrice Gasnier wrote: > Optionally enable IIO hw consumer, when provided (e.g. for DFSDM_IIO type). > This is precursor patch to introduce buffer modes. > > Signed-off-by: Fabrice Gasnier Applied, Thanks, Jonathan > --- > drivers/iio/adc/stm32-dfsdm-adc.c | 14 +++++++++++++- > 1 file changed, 13 insertions(+), 1 deletion(-) > > diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c b/drivers/iio/adc/stm32-dfsdm-adc.c > index 66e2ea0..b491424 100644 > --- a/drivers/iio/adc/stm32-dfsdm-adc.c > +++ b/drivers/iio/adc/stm32-dfsdm-adc.c > @@ -630,9 +630,15 @@ static int stm32_dfsdm_postenable(struct iio_dev *indio_dev) > /* Reset adc buffer index */ > adc->bufi = 0; > > + if (adc->hwc) { > + ret = iio_hw_consumer_enable(adc->hwc); > + if (ret < 0) > + return ret; > + } > + > ret = stm32_dfsdm_start_dfsdm(adc->dfsdm); > if (ret < 0) > - return ret; > + goto err_stop_hwc; > > ret = stm32_dfsdm_adc_dma_start(indio_dev); > if (ret) { > @@ -652,6 +658,9 @@ static int stm32_dfsdm_postenable(struct iio_dev *indio_dev) > stm32_dfsdm_adc_dma_stop(indio_dev); > stop_dfsdm: > stm32_dfsdm_stop_dfsdm(adc->dfsdm); > +err_stop_hwc: > + if (adc->hwc) > + iio_hw_consumer_disable(adc->hwc); > > return ret; > } > @@ -667,6 +676,9 @@ static int stm32_dfsdm_predisable(struct iio_dev *indio_dev) > > stm32_dfsdm_stop_dfsdm(adc->dfsdm); > > + if (adc->hwc) > + iio_hw_consumer_disable(adc->hwc); > + > return 0; > } > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel