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spf=pass smtp.mailfrom=driverdev-devel-bounces@linuxdriverproject.org smtp.helo=whitealder.osuosl.org; x-aligned-from=fail; x-category=clean score=-100 state=0; x-google-dkim=fail (message has been altered; 2048-bit rsa key) header.d=1e100.net header.i=@1e100.net header.b=JIRBgAuX; x-ptr=fail x-ptr-helo=whitealder.osuosl.org x-ptr-lookup=smtp1.osuosl.org; x-return-mx=pass smtp.domain=linuxdriverproject.org smtp.result=pass smtp_is_org_domain=yes header.domain=gmail.com header.result=pass header_is_org_domain=yes; x-tls=pass version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128 X-Remote-Delivered-To: driverdev-devel@osuosl.org X-Google-Smtp-Source: AG47ELuXieGVgBRtFa1jGl4eUFF9RYlmrv1zoIqPNVuaufp5rNGlqrWKvg/bVYMTzgLZLKoomXayhg== Date: Tue, 13 Mar 2018 13:05:28 -0300 From: Rodrigo Siqueira To: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , Hartmut Knaack , Peter Meerwald-Stadler , Greg Kroah-Hartman , Graff Yang Subject: [PATCH v2 1/3] staging:iio:ad2s1210: Add channel for fclkin and fexcit Message-ID: <335cf727d0583ccbe95f8bd97c282bf1fa210cae.1520956563.git.rodrigosiqueiramelo@gmail.com> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20171215 X-BeenThere: driverdev-devel@linuxdriverproject.org X-Mailman-Version: 2.1.24 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-iio@vger.kernel.org, devel@driverdev.osuosl.org, daniel.baluta@nxp.com, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: The ad2s1210 does not contain any channel for the fclkin and fexcit. As a result, it uses IIO_DEVICE_ATTR to expose this information. This patch adds one channel for fclkin and another for fexcit. It also adds an enum to easily address the correct channel. Signed-off-by: Rodrigo Siqueira --- drivers/staging/iio/resolver/ad2s1210.c | 43 ++++++++++++++++++++++----------- 1 file changed, 29 insertions(+), 14 deletions(-) diff --git a/drivers/staging/iio/resolver/ad2s1210.c b/drivers/staging/iio/resolver/ad2s1210.c index ac13b99bd9cb..28c3fd439663 100644 --- a/drivers/staging/iio/resolver/ad2s1210.c +++ b/drivers/staging/iio/resolver/ad2s1210.c @@ -67,6 +67,11 @@ enum ad2s1210_mode { MOD_RESERVED, }; +enum ad2s1210_frequency_channel { + FCLKIN = 0, + FEXCIT, +}; + static const unsigned int ad2s1210_resolution_value[] = { 10, 12, 14, 16 }; struct ad2s1210_state { @@ -88,6 +93,30 @@ static const int ad2s1210_mode_vals[4][2] = { [MOD_CONFIG] = { 1, 0 }, }; +static const struct iio_chan_spec ad2s1210_channels[] = { + { + .type = IIO_ANGL, + .indexed = 1, + .channel = 0, + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), + }, { + .type = IIO_ANGL_VEL, + .indexed = 1, + .channel = 0, + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), + }, { + .type = IIO_CHAN_INFO_FREQUENCY, + .indexed = 1, + .channel = FCLKIN, + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), + }, { + .type = IIO_CHAN_INFO_FREQUENCY, + .indexed = 1, + .channel = FEXCIT, + .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), + }, +}; + static inline void ad2s1210_set_mode(enum ad2s1210_mode mode, struct ad2s1210_state *st) { @@ -552,20 +581,6 @@ static IIO_DEVICE_ATTR(lot_low_thrd, 0644, ad2s1210_show_reg, ad2s1210_store_reg, AD2S1210_REG_LOT_LOW_THRD); -static const struct iio_chan_spec ad2s1210_channels[] = { - { - .type = IIO_ANGL, - .indexed = 1, - .channel = 0, - .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), - }, { - .type = IIO_ANGL_VEL, - .indexed = 1, - .channel = 0, - .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), - } -}; - static struct attribute *ad2s1210_attributes[] = { &iio_dev_attr_fclkin.dev_attr.attr, &iio_dev_attr_fexcit.dev_attr.attr, -- 2.16.2 _______________________________________________ devel mailing list devel@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel