Remove driver-specific regmap wrappers in favor of using regmap helpers directly.
Signed-off-by: Svyatoslav Ryhel <[email protected]> --- drivers/iio/light/lm3533-als.c | 79 +++++++++++++---------------- drivers/leds/leds-lm3533.c | 58 ++++++++------------- drivers/mfd/lm3533-core.c | 73 ++++---------------------- drivers/mfd/lm3533-ctrlbank.c | 22 ++++---- drivers/video/backlight/lm3533_bl.c | 33 ++++-------- include/linux/mfd/lm3533.h | 8 +-- 6 files changed, 90 insertions(+), 183 deletions(-) diff --git a/drivers/iio/light/lm3533-als.c b/drivers/iio/light/lm3533-als.c index 99f0b903018c..44b104c2d77f 100644 --- a/drivers/iio/light/lm3533-als.c +++ b/drivers/iio/light/lm3533-als.c @@ -17,6 +17,7 @@ #include <linux/mutex.h> #include <linux/mfd/core.h> #include <linux/platform_device.h> +#include <linux/regmap.h> #include <linux/slab.h> #include <linux/uaccess.h> @@ -64,7 +65,7 @@ static int lm3533_als_get_adc(struct iio_dev *indio_dev, bool average, { struct lm3533_als *als = iio_priv(indio_dev); u8 reg; - u8 val; + u32 val; int ret; if (average) @@ -72,7 +73,7 @@ static int lm3533_als_get_adc(struct iio_dev *indio_dev, bool average, else reg = LM3533_REG_ALS_READ_ADC_RAW; - ret = lm3533_read(als->lm3533, reg, &val); + ret = regmap_read(als->lm3533->regmap, reg, &val); if (ret) { dev_err(&indio_dev->dev, "failed to read adc\n"); return ret; @@ -86,10 +87,10 @@ static int lm3533_als_get_adc(struct iio_dev *indio_dev, bool average, static int _lm3533_als_get_zone(struct iio_dev *indio_dev, u8 *zone) { struct lm3533_als *als = iio_priv(indio_dev); - u8 val; + u32 val; int ret; - ret = lm3533_read(als->lm3533, LM3533_REG_ALS_ZONE_INFO, &val); + ret = regmap_read(als->lm3533->regmap, LM3533_REG_ALS_ZONE_INFO, &val); if (ret) { dev_err(&indio_dev->dev, "failed to read zone\n"); return ret; @@ -127,7 +128,7 @@ static inline u8 lm3533_als_get_target_reg(unsigned channel, unsigned zone) } static int lm3533_als_get_target(struct iio_dev *indio_dev, unsigned channel, - unsigned zone, u8 *val) + unsigned zone, u32 *val) { struct lm3533_als *als = iio_priv(indio_dev); u8 reg; @@ -140,7 +141,7 @@ static int lm3533_als_get_target(struct iio_dev *indio_dev, unsigned channel, return -EINVAL; reg = lm3533_als_get_target_reg(channel, zone); - ret = lm3533_read(als->lm3533, reg, val); + ret = regmap_read(als->lm3533->regmap, reg, val); if (ret) dev_err(&indio_dev->dev, "failed to get target current\n"); @@ -161,7 +162,7 @@ static int lm3533_als_set_target(struct iio_dev *indio_dev, unsigned channel, return -EINVAL; reg = lm3533_als_get_target_reg(channel, zone); - ret = lm3533_write(als->lm3533, reg, val); + ret = regmap_write(als->lm3533->regmap, reg, val); if (ret) dev_err(&indio_dev->dev, "failed to set target current\n"); @@ -171,8 +172,8 @@ static int lm3533_als_set_target(struct iio_dev *indio_dev, unsigned channel, static int lm3533_als_get_current(struct iio_dev *indio_dev, unsigned channel, int *val) { + u32 target; u8 zone; - u8 target; int ret; ret = lm3533_als_get_zone(indio_dev, &zone); @@ -271,16 +272,10 @@ static irqreturn_t lm3533_als_isr(int irq, void *dev_id) static int lm3533_als_set_int_mode(struct iio_dev *indio_dev, int enable) { struct lm3533_als *als = iio_priv(indio_dev); - u8 mask = LM3533_ALS_INT_ENABLE_MASK; - u8 val; int ret; - if (enable) - val = mask; - else - val = 0; - - ret = lm3533_update(als->lm3533, LM3533_REG_ALS_ZONE_INFO, val, mask); + ret = regmap_assign_bits(als->lm3533->regmap, LM3533_REG_ALS_ZONE_INFO, + LM3533_ALS_INT_ENABLE_MASK, enable); if (ret) { dev_err(&indio_dev->dev, "failed to set int mode %d\n", enable); @@ -293,17 +288,16 @@ static int lm3533_als_set_int_mode(struct iio_dev *indio_dev, int enable) static int lm3533_als_get_int_mode(struct iio_dev *indio_dev, int *enable) { struct lm3533_als *als = iio_priv(indio_dev); - u8 mask = LM3533_ALS_INT_ENABLE_MASK; - u8 val; int ret; - ret = lm3533_read(als->lm3533, LM3533_REG_ALS_ZONE_INFO, &val); - if (ret) { + ret = regmap_test_bits(als->lm3533->regmap, LM3533_REG_ALS_ZONE_INFO, + LM3533_ALS_INT_ENABLE_MASK); + if (ret < 0) { dev_err(&indio_dev->dev, "failed to get int mode\n"); return ret; } - *enable = !!(val & mask); + *enable = ret; return 0; } @@ -316,7 +310,7 @@ static inline u8 lm3533_als_get_threshold_reg(unsigned nr, bool raising) } static int lm3533_als_get_threshold(struct iio_dev *indio_dev, unsigned nr, - bool raising, u8 *val) + bool raising, u32 *val) { struct lm3533_als *als = iio_priv(indio_dev); u8 reg; @@ -326,7 +320,7 @@ static int lm3533_als_get_threshold(struct iio_dev *indio_dev, unsigned nr, return -EINVAL; reg = lm3533_als_get_threshold_reg(nr, raising); - ret = lm3533_read(als->lm3533, reg, val); + ret = regmap_read(als->lm3533->regmap, reg, val); if (ret) dev_err(&indio_dev->dev, "failed to get threshold\n"); @@ -337,8 +331,8 @@ static int lm3533_als_set_threshold(struct iio_dev *indio_dev, unsigned nr, bool raising, u8 val) { struct lm3533_als *als = iio_priv(indio_dev); - u8 val2; u8 reg, reg2; + u32 val2; int ret; if (nr > LM3533_ALS_THRESH_MAX) @@ -348,7 +342,7 @@ static int lm3533_als_set_threshold(struct iio_dev *indio_dev, unsigned nr, reg2 = lm3533_als_get_threshold_reg(nr, !raising); mutex_lock(&als->thresh_mutex); - ret = lm3533_read(als->lm3533, reg2, &val2); + ret = regmap_read(als->lm3533->regmap, reg2, &val2); if (ret) { dev_err(&indio_dev->dev, "failed to get threshold\n"); goto out; @@ -363,7 +357,7 @@ static int lm3533_als_set_threshold(struct iio_dev *indio_dev, unsigned nr, goto out; } - ret = lm3533_write(als->lm3533, reg, val); + ret = regmap_write(als->lm3533->regmap, reg, val); if (ret) { dev_err(&indio_dev->dev, "failed to set threshold\n"); goto out; @@ -375,11 +369,11 @@ static int lm3533_als_set_threshold(struct iio_dev *indio_dev, unsigned nr, } static int lm3533_als_get_hysteresis(struct iio_dev *indio_dev, unsigned nr, - u8 *val) + u32 *val) { struct lm3533_als *als = iio_priv(indio_dev); - u8 falling; - u8 raising; + u32 falling; + u32 raising; int ret; if (nr > LM3533_ALS_THRESH_MAX) @@ -503,7 +497,7 @@ static ssize_t show_als_attr(struct device *dev, { struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct lm3533_als_attribute *als_attr = to_lm3533_als_attr(attr); - u8 val; + u32 val; int ret; switch (als_attr->type) { @@ -716,16 +710,10 @@ static const struct attribute_group lm3533_als_attribute_group = { static int lm3533_als_set_input_mode(struct lm3533_als *als, bool pwm_mode) { - u8 mask = LM3533_ALS_INPUT_MODE_MASK; - u8 val; int ret; - if (pwm_mode) - val = mask; /* pwm input */ - else - val = 0; /* analog input */ - - ret = lm3533_update(als->lm3533, LM3533_REG_ALS_CONF, val, mask); + ret = regmap_assign_bits(als->lm3533->regmap, LM3533_REG_ALS_CONF, + LM3533_ALS_INPUT_MODE_MASK, pwm_mode); if (ret) { dev_err(&als->pdev->dev, "failed to set input mode %d\n", pwm_mode); @@ -744,7 +732,8 @@ static int lm3533_als_set_resistor(struct lm3533_als *als, u8 val) return -EINVAL; } - ret = lm3533_write(als->lm3533, LM3533_REG_ALS_RESISTOR_SELECT, val); + ret = regmap_write(als->lm3533->regmap, LM3533_REG_ALS_RESISTOR_SELECT, + val); if (ret) { dev_err(&als->pdev->dev, "failed to set resistor\n"); return ret; @@ -774,11 +763,11 @@ static int lm3533_als_setup(struct lm3533_als *als, static int lm3533_als_setup_irq(struct lm3533_als *als, void *dev) { - u8 mask = LM3533_ALS_INT_ENABLE_MASK; int ret; /* Make sure interrupts are disabled. */ - ret = lm3533_update(als->lm3533, LM3533_REG_ALS_ZONE_INFO, 0, mask); + ret = regmap_clear_bits(als->lm3533->regmap, LM3533_REG_ALS_ZONE_INFO, + LM3533_ALS_INT_ENABLE_MASK); if (ret) { dev_err(&als->pdev->dev, "failed to disable interrupts\n"); return ret; @@ -798,10 +787,10 @@ static int lm3533_als_setup_irq(struct lm3533_als *als, void *dev) static int lm3533_als_enable(struct lm3533_als *als) { - u8 mask = LM3533_ALS_ENABLE_MASK; int ret; - ret = lm3533_update(als->lm3533, LM3533_REG_ALS_CONF, mask, mask); + ret = regmap_set_bits(als->lm3533->regmap, LM3533_REG_ALS_CONF, + LM3533_ALS_ENABLE_MASK); if (ret) dev_err(&als->pdev->dev, "failed to enable ALS\n"); @@ -810,10 +799,10 @@ static int lm3533_als_enable(struct lm3533_als *als) static int lm3533_als_disable(struct lm3533_als *als) { - u8 mask = LM3533_ALS_ENABLE_MASK; int ret; - ret = lm3533_update(als->lm3533, LM3533_REG_ALS_CONF, 0, mask); + ret = regmap_clear_bits(als->lm3533->regmap, LM3533_REG_ALS_CONF, + LM3533_ALS_ENABLE_MASK); if (ret) dev_err(&als->pdev->dev, "failed to disable ALS\n"); diff --git a/drivers/leds/leds-lm3533.c b/drivers/leds/leds-lm3533.c index 45795f2a1042..a48991958eae 100644 --- a/drivers/leds/leds-lm3533.c +++ b/drivers/leds/leds-lm3533.c @@ -12,6 +12,7 @@ #include <linux/mfd/core.h> #include <linux/mutex.h> #include <linux/platform_device.h> +#include <linux/regmap.h> #include <linux/slab.h> #include <linux/mfd/lm3533.h> @@ -80,7 +81,6 @@ static inline u8 lm3533_led_get_pattern_reg(struct lm3533_led *led, static int lm3533_led_pattern_enable(struct lm3533_led *led, int enable) { u8 mask; - u8 val; int pattern; int state; int ret = 0; @@ -96,12 +96,8 @@ static int lm3533_led_pattern_enable(struct lm3533_led *led, int enable) pattern = lm3533_led_get_pattern(led); mask = 1 << (2 * pattern); - if (enable) - val = mask; - else - val = 0; - - ret = lm3533_update(led->lm3533, LM3533_REG_PATTERN_ENABLE, val, mask); + ret = regmap_assign_bits(led->lm3533->regmap, + LM3533_REG_PATTERN_ENABLE, mask, enable); if (ret) { dev_err(led->cdev.dev, "failed to enable pattern %d (%d)\n", pattern, enable); @@ -131,7 +127,7 @@ static int lm3533_led_set(struct led_classdev *cdev, static enum led_brightness lm3533_led_get(struct led_classdev *cdev) { struct lm3533_led *led = to_lm3533_led(cdev); - u8 val; + u32 val; int ret; ret = lm3533_ctrlbank_get_brightness(&led->cb, &val); @@ -259,7 +255,7 @@ static u8 lm3533_led_delay_set(struct lm3533_led *led, u8 base, dev_dbg(led->cdev.dev, "%s - %lu: %u (0x%02x)\n", __func__, *delay, t, val); reg = lm3533_led_get_pattern_reg(led, base); - ret = lm3533_write(led->lm3533, reg, val); + ret = regmap_write(led->lm3533->regmap, reg, val); if (ret) dev_err(led->cdev.dev, "failed to set delay (%02x)\n", reg); @@ -337,10 +333,10 @@ static ssize_t show_risefalltime(struct device *dev, struct lm3533_led *led = to_lm3533_led(led_cdev); ssize_t ret; u8 reg; - u8 val; + u32 val; reg = lm3533_led_get_pattern_reg(led, base); - ret = lm3533_read(led->lm3533, reg, &val); + ret = regmap_read(led->lm3533->regmap, reg, &val); if (ret) return ret; @@ -375,7 +371,7 @@ static ssize_t store_risefalltime(struct device *dev, return -EINVAL; reg = lm3533_led_get_pattern_reg(led, base); - ret = lm3533_write(led->lm3533, reg, val); + ret = regmap_write(led->lm3533->regmap, reg, val); if (ret) return ret; @@ -405,11 +401,11 @@ static ssize_t show_als_channel(struct device *dev, struct lm3533_led *led = to_lm3533_led(led_cdev); unsigned channel; u8 reg; - u8 val; + u32 val; int ret; reg = lm3533_led_get_lv_reg(led, LM3533_REG_CTRLBANK_BCONF_BASE); - ret = lm3533_read(led->lm3533, reg, &val); + ret = regmap_read(led->lm3533->regmap, reg, &val); if (ret) return ret; @@ -441,7 +437,7 @@ static ssize_t store_als_channel(struct device *dev, mask = LM3533_REG_CTRLBANK_BCONF_ALS_CHANNEL_MASK; val = channel - 1; - ret = lm3533_update(led->lm3533, reg, val, mask); + ret = regmap_update_bits(led->lm3533->regmap, reg, mask, val); if (ret) return ret; @@ -455,11 +451,11 @@ static ssize_t show_als_en(struct device *dev, struct lm3533_led *led = to_lm3533_led(led_cdev); bool enable; u8 reg; - u8 val; + u32 val; int ret; reg = lm3533_led_get_lv_reg(led, LM3533_REG_CTRLBANK_BCONF_BASE); - ret = lm3533_read(led->lm3533, reg, &val); + ret = regmap_read(led->lm3533->regmap, reg, &val); if (ret) return ret; @@ -476,22 +472,15 @@ static ssize_t store_als_en(struct device *dev, struct lm3533_led *led = to_lm3533_led(led_cdev); unsigned enable; u8 reg; - u8 mask; - u8 val; int ret; if (kstrtouint(buf, 0, &enable)) return -EINVAL; reg = lm3533_led_get_lv_reg(led, LM3533_REG_CTRLBANK_BCONF_BASE); - mask = LM3533_REG_CTRLBANK_BCONF_ALS_EN_MASK; - if (enable) - val = mask; - else - val = 0; - - ret = lm3533_update(led->lm3533, reg, val, mask); + ret = regmap_assign_bits(led->lm3533->regmap, reg, + LM3533_REG_CTRLBANK_BCONF_ALS_EN_MASK, enable); if (ret) return ret; @@ -504,12 +493,12 @@ static ssize_t show_linear(struct device *dev, struct led_classdev *led_cdev = dev_get_drvdata(dev); struct lm3533_led *led = to_lm3533_led(led_cdev); u8 reg; - u8 val; + u32 val; int linear; int ret; reg = lm3533_led_get_lv_reg(led, LM3533_REG_CTRLBANK_BCONF_BASE); - ret = lm3533_read(led->lm3533, reg, &val); + ret = regmap_read(led->lm3533->regmap, reg, &val); if (ret) return ret; @@ -529,22 +518,15 @@ static ssize_t store_linear(struct device *dev, struct lm3533_led *led = to_lm3533_led(led_cdev); unsigned long linear; u8 reg; - u8 mask; - u8 val; int ret; if (kstrtoul(buf, 0, &linear)) return -EINVAL; reg = lm3533_led_get_lv_reg(led, LM3533_REG_CTRLBANK_BCONF_BASE); - mask = LM3533_REG_CTRLBANK_BCONF_MAPPING_MASK; - - if (linear) - val = mask; - else - val = 0; - ret = lm3533_update(led->lm3533, reg, val, mask); + ret = regmap_assign_bits(led->lm3533->regmap, reg, + LM3533_REG_CTRLBANK_BCONF_MAPPING_MASK, linear); if (ret) return ret; @@ -557,7 +539,7 @@ static ssize_t show_pwm(struct device *dev, { struct led_classdev *led_cdev = dev_get_drvdata(dev); struct lm3533_led *led = to_lm3533_led(led_cdev); - u8 val; + u32 val; int ret; ret = lm3533_ctrlbank_get_pwm(&led->cb, &val); diff --git a/drivers/mfd/lm3533-core.c b/drivers/mfd/lm3533-core.c index 0a2409d00b2e..f9bdc0a1d9be 100644 --- a/drivers/mfd/lm3533-core.c +++ b/drivers/mfd/lm3533-core.c @@ -80,66 +80,14 @@ static struct mfd_cell lm3533_led_devs[] = { }, }; -int lm3533_read(struct lm3533 *lm3533, u8 reg, u8 *val) -{ - int tmp; - int ret; - - ret = regmap_read(lm3533->regmap, reg, &tmp); - if (ret < 0) { - dev_err(lm3533->dev, "failed to read register %02x: %d\n", - reg, ret); - return ret; - } - - *val = tmp; - - dev_dbg(lm3533->dev, "read [%02x]: %02x\n", reg, *val); - - return ret; -} -EXPORT_SYMBOL_GPL(lm3533_read); - -int lm3533_write(struct lm3533 *lm3533, u8 reg, u8 val) -{ - int ret; - - dev_dbg(lm3533->dev, "write [%02x]: %02x\n", reg, val); - - ret = regmap_write(lm3533->regmap, reg, val); - if (ret < 0) { - dev_err(lm3533->dev, "failed to write register %02x: %d\n", - reg, ret); - } - - return ret; -} -EXPORT_SYMBOL_GPL(lm3533_write); - -int lm3533_update(struct lm3533 *lm3533, u8 reg, u8 val, u8 mask) -{ - int ret; - - dev_dbg(lm3533->dev, "update [%02x]: %02x/%02x\n", reg, val, mask); - - ret = regmap_update_bits(lm3533->regmap, reg, mask, val); - if (ret < 0) { - dev_err(lm3533->dev, "failed to update register %02x: %d\n", - reg, ret); - } - - return ret; -} -EXPORT_SYMBOL_GPL(lm3533_update); - static int lm3533_set_boost_freq(struct lm3533 *lm3533, enum lm3533_boost_freq freq) { int ret; - ret = lm3533_update(lm3533, LM3533_REG_BOOST_PWM, - freq << LM3533_BOOST_FREQ_SHIFT, - LM3533_BOOST_FREQ_MASK); + ret = regmap_update_bits(lm3533->regmap, LM3533_REG_BOOST_PWM, + LM3533_BOOST_FREQ_MASK, + freq << LM3533_BOOST_FREQ_SHIFT); if (ret) dev_err(lm3533->dev, "failed to set boost frequency\n"); @@ -152,9 +100,9 @@ static int lm3533_set_boost_ovp(struct lm3533 *lm3533, { int ret; - ret = lm3533_update(lm3533, LM3533_REG_BOOST_PWM, - ovp << LM3533_BOOST_OVP_SHIFT, - LM3533_BOOST_OVP_MASK); + ret = regmap_update_bits(lm3533->regmap, LM3533_REG_BOOST_PWM, + LM3533_BOOST_OVP_MASK, + ovp << LM3533_BOOST_OVP_SHIFT); if (ret) dev_err(lm3533->dev, "failed to set boost ovp\n"); @@ -181,7 +129,8 @@ static int lm3533_set_hvled_config(struct lm3533 *lm3533, u8 hvled, u8 bl) mask = LM3533_BL_ID_MASK << shift; val = bl << shift; - ret = lm3533_update(lm3533, LM3533_REG_OUTPUT_CONF1, val, mask); + ret = regmap_update_bits(lm3533->regmap, LM3533_REG_OUTPUT_CONF1, + mask, val); if (ret) dev_err(lm3533->dev, "failed to set hvled config\n"); @@ -216,7 +165,7 @@ static int lm3533_set_lvled_config(struct lm3533 *lm3533, u8 lvled, u8 led) mask = LM3533_LED_ID_MASK << shift; val = led << shift; - ret = lm3533_update(lm3533, reg, val, mask); + ret = regmap_update_bits(lm3533->regmap, reg, mask, val); if (ret) dev_err(lm3533->dev, "failed to set lvled config\n"); @@ -258,7 +207,7 @@ static ssize_t show_output(struct device *dev, struct lm3533_device_attribute *lattr = to_lm3533_dev_attr(attr); int id = lattr->u.output.id; u8 reg; - u8 val; + u32 val; u8 mask; int shift; int ret; @@ -278,7 +227,7 @@ static ssize_t show_output(struct device *dev, mask = LM3533_LED_ID_MASK << shift; } - ret = lm3533_read(lm3533, reg, &val); + ret = regmap_read(lm3533->regmap, reg, &val); if (ret) return ret; diff --git a/drivers/mfd/lm3533-ctrlbank.c b/drivers/mfd/lm3533-ctrlbank.c index 2537dfade51c..b78c130d7712 100644 --- a/drivers/mfd/lm3533-ctrlbank.c +++ b/drivers/mfd/lm3533-ctrlbank.c @@ -9,6 +9,7 @@ #include <linux/device.h> #include <linux/module.h> +#include <linux/regmap.h> #include <linux/mfd/lm3533.h> @@ -38,8 +39,8 @@ int lm3533_ctrlbank_enable(struct lm3533_ctrlbank *cb) dev_dbg(cb->dev, "%s - %d\n", __func__, cb->id); mask = 1 << cb->id; - ret = lm3533_update(cb->lm3533, LM3533_REG_CTRLBANK_ENABLE, - mask, mask); + ret = regmap_set_bits(cb->lm3533->regmap, LM3533_REG_CTRLBANK_ENABLE, + mask); if (ret) dev_err(cb->dev, "failed to enable ctrlbank %d\n", cb->id); @@ -55,7 +56,8 @@ int lm3533_ctrlbank_disable(struct lm3533_ctrlbank *cb) dev_dbg(cb->dev, "%s - %d\n", __func__, cb->id); mask = 1 << cb->id; - ret = lm3533_update(cb->lm3533, LM3533_REG_CTRLBANK_ENABLE, 0, mask); + ret = regmap_clear_bits(cb->lm3533->regmap, LM3533_REG_CTRLBANK_ENABLE, + mask); if (ret) dev_err(cb->dev, "failed to disable ctrlbank %d\n", cb->id); @@ -80,7 +82,7 @@ int lm3533_ctrlbank_set_max_current(struct lm3533_ctrlbank *cb, u16 imax) val = (imax - LM3533_MAX_CURRENT_MIN) / LM3533_MAX_CURRENT_STEP; reg = lm3533_ctrlbank_get_reg(cb, LM3533_REG_MAX_CURRENT_BASE); - ret = lm3533_write(cb->lm3533, reg, val); + ret = regmap_write(cb->lm3533->regmap, reg, val); if (ret) dev_err(cb->dev, "failed to set max current\n"); @@ -94,7 +96,7 @@ int lm3533_ctrlbank_set_brightness(struct lm3533_ctrlbank *cb, u8 val) int ret; reg = lm3533_ctrlbank_get_reg(cb, LM3533_REG_BRIGHTNESS_BASE); - ret = lm3533_write(cb->lm3533, reg, val); + ret = regmap_write(cb->lm3533->regmap, reg, val); if (ret) dev_err(cb->dev, "failed to set brightness\n"); @@ -102,13 +104,13 @@ int lm3533_ctrlbank_set_brightness(struct lm3533_ctrlbank *cb, u8 val) } EXPORT_SYMBOL_GPL(lm3533_ctrlbank_set_brightness); -int lm3533_ctrlbank_get_brightness(struct lm3533_ctrlbank *cb, u8 *val) +int lm3533_ctrlbank_get_brightness(struct lm3533_ctrlbank *cb, u32 *val) { u8 reg; int ret; reg = lm3533_ctrlbank_get_reg(cb, LM3533_REG_BRIGHTNESS_BASE); - ret = lm3533_read(cb->lm3533, reg, val); + ret = regmap_read(cb->lm3533->regmap, reg, val); if (ret) dev_err(cb->dev, "failed to get brightness\n"); @@ -135,7 +137,7 @@ int lm3533_ctrlbank_set_pwm(struct lm3533_ctrlbank *cb, u8 val) return -EINVAL; reg = lm3533_ctrlbank_get_reg(cb, LM3533_REG_PWM_BASE); - ret = lm3533_write(cb->lm3533, reg, val); + ret = regmap_write(cb->lm3533->regmap, reg, val); if (ret) dev_err(cb->dev, "failed to set PWM mask\n"); @@ -143,13 +145,13 @@ int lm3533_ctrlbank_set_pwm(struct lm3533_ctrlbank *cb, u8 val) } EXPORT_SYMBOL_GPL(lm3533_ctrlbank_set_pwm); -int lm3533_ctrlbank_get_pwm(struct lm3533_ctrlbank *cb, u8 *val) +int lm3533_ctrlbank_get_pwm(struct lm3533_ctrlbank *cb, u32 *val) { u8 reg; int ret; reg = lm3533_ctrlbank_get_reg(cb, LM3533_REG_PWM_BASE); - ret = lm3533_read(cb->lm3533, reg, val); + ret = regmap_read(cb->lm3533->regmap, reg, val); if (ret) dev_err(cb->dev, "failed to get PWM mask\n"); diff --git a/drivers/video/backlight/lm3533_bl.c b/drivers/video/backlight/lm3533_bl.c index babfd3ceec86..03cce6aeb014 100644 --- a/drivers/video/backlight/lm3533_bl.c +++ b/drivers/video/backlight/lm3533_bl.c @@ -11,6 +11,7 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/backlight.h> +#include <linux/regmap.h> #include <linux/slab.h> #include <linux/mfd/lm3533.h> @@ -45,7 +46,7 @@ static int lm3533_bl_update_status(struct backlight_device *bd) static int lm3533_bl_get_brightness(struct backlight_device *bd) { struct lm3533_bl *bl = bl_get_data(bd); - u8 val; + u32 val; int ret; ret = lm3533_ctrlbank_get_brightness(&bl->cb, &val); @@ -82,12 +83,12 @@ static ssize_t show_als_en(struct device *dev, { struct lm3533_bl *bl = dev_get_drvdata(dev); int ctrlbank = lm3533_bl_get_ctrlbank_id(bl); - u8 val; + u32 val; u8 mask; bool enable; int ret; - ret = lm3533_read(bl->lm3533, LM3533_REG_CTRLBANK_AB_BCONF, &val); + ret = regmap_read(bl->lm3533->regmap, LM3533_REG_CTRLBANK_AB_BCONF, &val); if (ret) return ret; @@ -104,7 +105,6 @@ static ssize_t store_als_en(struct device *dev, struct lm3533_bl *bl = dev_get_drvdata(dev); int ctrlbank = lm3533_bl_get_ctrlbank_id(bl); int enable; - u8 val; u8 mask; int ret; @@ -113,13 +113,8 @@ static ssize_t store_als_en(struct device *dev, mask = 1 << (2 * ctrlbank); - if (enable) - val = mask; - else - val = 0; - - ret = lm3533_update(bl->lm3533, LM3533_REG_CTRLBANK_AB_BCONF, val, - mask); + ret = regmap_assign_bits(bl->lm3533->regmap, LM3533_REG_CTRLBANK_AB_BCONF, + mask, enable); if (ret) return ret; @@ -130,12 +125,12 @@ static ssize_t show_linear(struct device *dev, struct device_attribute *attr, char *buf) { struct lm3533_bl *bl = dev_get_drvdata(dev); - u8 val; + u32 val; u8 mask; int linear; int ret; - ret = lm3533_read(bl->lm3533, LM3533_REG_CTRLBANK_AB_BCONF, &val); + ret = regmap_read(bl->lm3533->regmap, LM3533_REG_CTRLBANK_AB_BCONF, &val); if (ret) return ret; @@ -156,7 +151,6 @@ static ssize_t store_linear(struct device *dev, struct lm3533_bl *bl = dev_get_drvdata(dev); unsigned long linear; u8 mask; - u8 val; int ret; if (kstrtoul(buf, 0, &linear)) @@ -164,13 +158,8 @@ static ssize_t store_linear(struct device *dev, mask = 1 << (2 * lm3533_bl_get_ctrlbank_id(bl) + 1); - if (linear) - val = mask; - else - val = 0; - - ret = lm3533_update(bl->lm3533, LM3533_REG_CTRLBANK_AB_BCONF, val, - mask); + ret = regmap_assign_bits(bl->lm3533->regmap, LM3533_REG_CTRLBANK_AB_BCONF, + mask, linear); if (ret) return ret; @@ -182,7 +171,7 @@ static ssize_t show_pwm(struct device *dev, char *buf) { struct lm3533_bl *bl = dev_get_drvdata(dev); - u8 val; + u32 val; int ret; ret = lm3533_ctrlbank_get_pwm(&bl->cb, &val); diff --git a/include/linux/mfd/lm3533.h b/include/linux/mfd/lm3533.h index 69059a7a2ce5..db0a5e5c9e39 100644 --- a/include/linux/mfd/lm3533.h +++ b/include/linux/mfd/lm3533.h @@ -86,14 +86,10 @@ extern int lm3533_ctrlbank_enable(struct lm3533_ctrlbank *cb); extern int lm3533_ctrlbank_disable(struct lm3533_ctrlbank *cb); extern int lm3533_ctrlbank_set_brightness(struct lm3533_ctrlbank *cb, u8 val); -extern int lm3533_ctrlbank_get_brightness(struct lm3533_ctrlbank *cb, u8 *val); +extern int lm3533_ctrlbank_get_brightness(struct lm3533_ctrlbank *cb, u32 *val); extern int lm3533_ctrlbank_set_max_current(struct lm3533_ctrlbank *cb, u16 imax); extern int lm3533_ctrlbank_set_pwm(struct lm3533_ctrlbank *cb, u8 val); -extern int lm3533_ctrlbank_get_pwm(struct lm3533_ctrlbank *cb, u8 *val); - -extern int lm3533_read(struct lm3533 *lm3533, u8 reg, u8 *val); -extern int lm3533_write(struct lm3533 *lm3533, u8 reg, u8 val); -extern int lm3533_update(struct lm3533 *lm3533, u8 reg, u8 val, u8 mask); +extern int lm3533_ctrlbank_get_pwm(struct lm3533_ctrlbank *cb, u32 *val); #endif /* __LINUX_MFD_LM3533_H */ -- 2.53.0
