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Sun, 26 Apr 2026 02:17:35 -0700 (PDT) From: Sanjay Chitroda X-Google-Original-From: Sanjay Chitroda To: jic23@kernel.org Cc: dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, sanjayembeddedse@gmail.com, mingo@kernel.org, christophe.jaillet@wanadoo.fr, nabijaczleweli@nabijaczleweli.xyz, kees@kernel.org, kyungmin.park@samsung.com, k.wrona@samsung.com, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v7 4/9] iio: ssp_sensors: factor out mcu enable/disable helper(s) Date: Sun, 26 Apr 2026 14:47:05 +0530 Message-Id: <20260426091710.3722035-5-sanjayembedded@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260426091710.3722035-1-sanjayembedded@gmail.com> References: <20260426091710.3722035-1-sanjayembedded@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Sanjay Chitroda Re-factor the enable and disable MCU logic into small helper functions this simplify transfer flow to follow. No functional change intended. Signed-off-by: Sanjay Chitroda --- drivers/iio/common/ssp_sensors/ssp_dev.c | 18 ++++++++++++++---- 1 file changed, 14 insertions(+), 4 deletions(-) diff --git a/drivers/iio/common/ssp_sensors/ssp_dev.c b/drivers/iio/common/ssp_sensors/ssp_dev.c index 51730dae5871..9b8642193176 100644 --- a/drivers/iio/common/ssp_sensors/ssp_dev.c +++ b/drivers/iio/common/ssp_sensors/ssp_dev.c @@ -89,7 +89,7 @@ static void ssp_sync_available_sensors(struct ssp_data *data) "SSP_MSG2SSP_AP_MCU_SET_DUMPMODE failed\n"); } -static void ssp_enable_mcu(struct ssp_data *data, bool enable) +static void ssp_set_mcu(struct ssp_data *data, bool enable) { dev_info(&data->spi->dev, "current shutdown = %d, old = %d\n", enable, data->shut_down); @@ -108,6 +108,16 @@ static void ssp_enable_mcu(struct ssp_data *data, bool enable) } } +static inline void ssp_enable_mcu(struct ssp_data *data) +{ + ssp_set_mcu(data, true); +} + +static inline void ssp_disable_mcu(struct ssp_data *data) +{ + ssp_set_mcu(data, false); +} + /* * This function is the first one which communicates with the mcu so it is * possible that the first attempt will fail @@ -146,10 +156,10 @@ static int ssp_check_fwbl(struct ssp_data *data) static void ssp_reset_mcu(struct ssp_data *data) { - ssp_enable_mcu(data, false); + ssp_disable_mcu(data); ssp_clean_pending_list(data); ssp_toggle_mcu_reset_gpio(data); - ssp_enable_mcu(data, true); + ssp_enable_mcu(data); } static void ssp_wdt_work_func(struct work_struct *work) @@ -584,7 +594,7 @@ static void ssp_remove(struct spi_device *spi) dev_err(&data->spi->dev, "SSP_MSG2SSP_AP_STATUS_SHUTDOWN failed\n"); - ssp_enable_mcu(data, false); + ssp_disable_mcu(data); ssp_disable_wdt_timer(data); ssp_clean_pending_list(data); -- 2.34.1