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Thu, 13 Jul 2023 02:11:48 +0300 From: George Stark To: , , , , , , , , CC: , , , , , George Stark Subject: [PATCH v6 4/6] iio: adc: meson: add enum for iio channel numbers Date: Thu, 13 Jul 2023 02:10:45 +0300 Message-ID: <20230712231157.261245-5-gnstark@sberdevices.ru> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230712231157.261245-1-gnstark@sberdevices.ru> References: <20230712231157.261245-1-gnstark@sberdevices.ru> MIME-Version: 1.0 X-Originating-IP: [100.64.160.123] X-ClientProxiedBy: p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) To p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) X-KSMG-Rule-ID: 10 X-KSMG-Message-Action: clean X-KSMG-AntiSpam-Lua-Profiles: 178587 [Jul 12 2023] X-KSMG-AntiSpam-Version: 5.9.59.0 X-KSMG-AntiSpam-Envelope-From: GNStark@sberdevices.ru X-KSMG-AntiSpam-Rate: 0 X-KSMG-AntiSpam-Status: not_detected X-KSMG-AntiSpam-Method: none X-KSMG-AntiSpam-Auth: dkim=none X-KSMG-AntiSpam-Info: LuaCore: 521 521 0c3391dd6036774f2e1052158c81e48587b96e95, {Tracking_from_domain_doesnt_match_to}, p-i-exch-sc-m01.sberdevices.ru:7.1.1,5.0.1;sberdevices.ru:7.1.1,5.0.1;d41d8cd98f00b204e9800998ecf8427e.com:7.1.1;127.0.0.199:7.1.2;100.64.160.123:7.1.2, FromAlignment: s, {Tracking_white_helo}, ApMailHostAddress: 100.64.160.123 X-MS-Exchange-Organization-SCL: -1 X-KSMG-AntiSpam-Interceptor-Info: scan successful X-KSMG-AntiPhishing: Clean X-KSMG-LinksScanning: Clean X-KSMG-AntiVirus: Kaspersky Secure Mail Gateway, version 2.0.1.6960, bases: 2023/07/12 10:49:00 #21602221 X-KSMG-AntiVirus-Status: Clean, skipped X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230712_161210_744444_93AF94BA X-CRM114-Status: GOOD ( 12.28 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Channels could be referenced in the driver code and using enum allows to make it more robust. Signed-off-by: George Stark --- drivers/iio/adc/meson_saradc.c | 46 +++++++++++++++++++++------------- 1 file changed, 29 insertions(+), 17 deletions(-) diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c index 44ac6ce5e3aa..b14c66656bcc 100644 --- a/drivers/iio/adc/meson_saradc.c +++ b/drivers/iio/adc/meson_saradc.c @@ -224,27 +224,39 @@ enum meson_sar_adc_chan7_mux_sel { CHAN7_MUX_CH7_INPUT = 0x7, }; +enum meson_sar_adc_channel_index { + NUM_CHAN_0, + NUM_CHAN_1, + NUM_CHAN_2, + NUM_CHAN_3, + NUM_CHAN_4, + NUM_CHAN_5, + NUM_CHAN_6, + NUM_CHAN_7, + NUM_CHAN_TEMP, +}; + static const struct iio_chan_spec meson_sar_adc_iio_channels[] = { - MESON_SAR_ADC_CHAN(0), - MESON_SAR_ADC_CHAN(1), - MESON_SAR_ADC_CHAN(2), - MESON_SAR_ADC_CHAN(3), - MESON_SAR_ADC_CHAN(4), - MESON_SAR_ADC_CHAN(5), - MESON_SAR_ADC_CHAN(6), - MESON_SAR_ADC_CHAN(7), + MESON_SAR_ADC_CHAN(NUM_CHAN_0), + MESON_SAR_ADC_CHAN(NUM_CHAN_1), + MESON_SAR_ADC_CHAN(NUM_CHAN_2), + MESON_SAR_ADC_CHAN(NUM_CHAN_3), + MESON_SAR_ADC_CHAN(NUM_CHAN_4), + MESON_SAR_ADC_CHAN(NUM_CHAN_5), + MESON_SAR_ADC_CHAN(NUM_CHAN_6), + MESON_SAR_ADC_CHAN(NUM_CHAN_7), }; static const struct iio_chan_spec meson_sar_adc_and_temp_iio_channels[] = { - MESON_SAR_ADC_CHAN(0), - MESON_SAR_ADC_CHAN(1), - MESON_SAR_ADC_CHAN(2), - MESON_SAR_ADC_CHAN(3), - MESON_SAR_ADC_CHAN(4), - MESON_SAR_ADC_CHAN(5), - MESON_SAR_ADC_CHAN(6), - MESON_SAR_ADC_CHAN(7), - MESON_SAR_ADC_TEMP_CHAN(8), + MESON_SAR_ADC_CHAN(NUM_CHAN_0), + MESON_SAR_ADC_CHAN(NUM_CHAN_1), + MESON_SAR_ADC_CHAN(NUM_CHAN_2), + MESON_SAR_ADC_CHAN(NUM_CHAN_3), + MESON_SAR_ADC_CHAN(NUM_CHAN_4), + MESON_SAR_ADC_CHAN(NUM_CHAN_5), + MESON_SAR_ADC_CHAN(NUM_CHAN_6), + MESON_SAR_ADC_CHAN(NUM_CHAN_7), + MESON_SAR_ADC_TEMP_CHAN(NUM_CHAN_TEMP), }; struct meson_sar_adc_param {