| /kernel/linux/linux-6.6/drivers/leds/flash/ |
| D | leds-as3645a.c | 3 * drivers/leds/leds-as3645a.c - AS3645A and LM3555 flash controllers driver
16 #include <linux/led-class-flash.h>
23 #include <media/v4l2-flash-led-class.h>
156 static int as3645a_write(struct as3645a *flash, u8 addr, u8 val) in as3645a_write() argument
158 struct i2c_client *client = flash->client; in as3645a_write()
170 static int as3645a_read(struct as3645a *flash, u8 addr) in as3645a_read() argument
172 struct i2c_client *client = flash->client; in as3645a_read()
188 * as3645a_set_current - Set flash configuration registers
189 * @flash: The flash
191 * Configure the hardware with flash, assist and indicator currents, as well as
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| /kernel/linux/linux-5.10/drivers/leds/ |
| D | leds-as3645a.c | 3 * drivers/leds/leds-as3645a.c - AS3645A and LM3555 flash controllers driver
16 #include <linux/led-class-flash.h>
23 #include <media/v4l2-flash-led-class.h>
156 static int as3645a_write(struct as3645a *flash, u8 addr, u8 val) in as3645a_write() argument
158 struct i2c_client *client = flash->client; in as3645a_write()
170 static int as3645a_read(struct as3645a *flash, u8 addr) in as3645a_read() argument
172 struct i2c_client *client = flash->client; in as3645a_read()
188 * as3645a_set_config - Set flash configuration registers
189 * @flash: The flash
191 * Configure the hardware with flash, assist and indicator currents, as well as
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| /kernel/linux/linux-6.6/drivers/media/i2c/ |
| D | adp1653.c | 38 static int adp1653_update_hw(struct adp1653_flash *flash) in adp1653_update_hw() argument
40 struct i2c_client *client = v4l2_get_subdevdata(&flash->subdev); in adp1653_update_hw()
46 flash->indicator_intensity->val) in adp1653_update_hw()
49 switch (flash->led_mode->val) { in adp1653_update_hw()
53 /* Flash mode, light on with strobe, duration from timer */ in adp1653_update_hw()
55 config |= TIMEOUT_US_TO_CODE(flash->flash_timeout->val) in adp1653_update_hw()
61 flash->torch_intensity->val) in adp1653_update_hw()
77 static int adp1653_get_fault(struct adp1653_flash *flash) in adp1653_get_fault() argument
79 struct i2c_client *client = v4l2_get_subdevdata(&flash->subdev); in adp1653_get_fault()
87 flash->fault |= fault; in adp1653_get_fault()
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| D | lm3646.c | 4 * General device driver for TI lm3646, Dual FLASH LED Driver
81 static int lm3646_mode_ctrl(struct lm3646_flash *flash, in lm3646_mode_ctrl() argument
86 return regmap_write(flash->regmap, in lm3646_mode_ctrl()
87 REG_ENABLE, flash->mode_reg | MODE_SHDN); in lm3646_mode_ctrl()
89 return regmap_write(flash->regmap, in lm3646_mode_ctrl()
90 REG_ENABLE, flash->mode_reg | MODE_TORCH); in lm3646_mode_ctrl()
92 return regmap_write(flash->regmap, in lm3646_mode_ctrl()
93 REG_ENABLE, flash->mode_reg | MODE_FLASH); in lm3646_mode_ctrl()
101 struct lm3646_flash *flash = to_lm3646_flash(ctrl); in lm3646_get_ctrl() local
108 rval = regmap_read(flash->regmap, REG_FLAG, ®_val); in lm3646_get_ctrl()
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| D | lm3560.c | 4 * General device driver for TI lm3559, lm3560, FLASH LED Driver
68 static int lm3560_mode_ctrl(struct lm3560_flash *flash) in lm3560_mode_ctrl() argument
72 switch (flash->led_mode) { in lm3560_mode_ctrl()
74 rval = regmap_update_bits(flash->regmap, in lm3560_mode_ctrl()
78 rval = regmap_update_bits(flash->regmap, in lm3560_mode_ctrl()
82 rval = regmap_update_bits(flash->regmap, in lm3560_mode_ctrl()
90 static int lm3560_enable_ctrl(struct lm3560_flash *flash, in lm3560_enable_ctrl() argument
97 rval = regmap_update_bits(flash->regmap, in lm3560_enable_ctrl()
100 rval = regmap_update_bits(flash->regmap, in lm3560_enable_ctrl()
104 rval = regmap_update_bits(flash->regmap, in lm3560_enable_ctrl()
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| /kernel/linux/linux-5.10/drivers/media/i2c/ |
| D | adp1653.c | 38 static int adp1653_update_hw(struct adp1653_flash *flash) in adp1653_update_hw() argument
40 struct i2c_client *client = v4l2_get_subdevdata(&flash->subdev); in adp1653_update_hw()
46 flash->indicator_intensity->val) in adp1653_update_hw()
49 switch (flash->led_mode->val) { in adp1653_update_hw()
53 /* Flash mode, light on with strobe, duration from timer */ in adp1653_update_hw()
55 config |= TIMEOUT_US_TO_CODE(flash->flash_timeout->val) in adp1653_update_hw()
61 flash->torch_intensity->val) in adp1653_update_hw()
77 static int adp1653_get_fault(struct adp1653_flash *flash) in adp1653_get_fault() argument
79 struct i2c_client *client = v4l2_get_subdevdata(&flash->subdev); in adp1653_get_fault()
87 flash->fault |= fault; in adp1653_get_fault()
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| D | lm3646.c | 4 * General device driver for TI lm3646, Dual FLASH LED Driver
81 static int lm3646_mode_ctrl(struct lm3646_flash *flash, in lm3646_mode_ctrl() argument
86 return regmap_write(flash->regmap, in lm3646_mode_ctrl()
87 REG_ENABLE, flash->mode_reg | MODE_SHDN); in lm3646_mode_ctrl()
89 return regmap_write(flash->regmap, in lm3646_mode_ctrl()
90 REG_ENABLE, flash->mode_reg | MODE_TORCH); in lm3646_mode_ctrl()
92 return regmap_write(flash->regmap, in lm3646_mode_ctrl()
93 REG_ENABLE, flash->mode_reg | MODE_FLASH); in lm3646_mode_ctrl()
101 struct lm3646_flash *flash = to_lm3646_flash(ctrl); in lm3646_get_ctrl() local
108 rval = regmap_read(flash->regmap, REG_FLAG, ®_val); in lm3646_get_ctrl()
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| D | lm3560.c | 4 * General device driver for TI lm3559, lm3560, FLASH LED Driver
68 static int lm3560_mode_ctrl(struct lm3560_flash *flash) in lm3560_mode_ctrl() argument
72 switch (flash->led_mode) { in lm3560_mode_ctrl()
74 rval = regmap_update_bits(flash->regmap, in lm3560_mode_ctrl()
78 rval = regmap_update_bits(flash->regmap, in lm3560_mode_ctrl()
82 rval = regmap_update_bits(flash->regmap, in lm3560_mode_ctrl()
90 static int lm3560_enable_ctrl(struct lm3560_flash *flash, in lm3560_enable_ctrl() argument
97 rval = regmap_update_bits(flash->regmap, in lm3560_enable_ctrl()
100 rval = regmap_update_bits(flash->regmap, in lm3560_enable_ctrl()
104 rval = regmap_update_bits(flash->regmap, in lm3560_enable_ctrl()
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| /kernel/linux/linux-5.10/Documentation/userspace-api/media/v4l/ |
| D | ext-ctrls-flash.rst | 6 Flash Control Reference
9 The V4L2 flash controls are intended to provide generic access to flash
10 controller devices. Flash controller devices are typically used in
13 The interface can support both LED and xenon flash devices. As of
14 writing this, there is no xenon flash driver using this interface.
23 Unsynchronised LED flash (software strobe)
26 Unsynchronised LED flash is controlled directly by the host as the
27 sensor. The flash must be enabled by the host before the exposure of the
29 for the timing of the flash.
34 Synchronised LED flash (hardware strobe)
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| /kernel/linux/linux-6.6/Documentation/userspace-api/media/v4l/ |
| D | ext-ctrls-flash.rst | 6 Flash Control Reference
9 The V4L2 flash controls are intended to provide generic access to flash
10 controller devices. Flash controller devices are typically used in
13 The interface can support both LED and xenon flash devices. As of
14 writing this, there is no xenon flash driver using this interface.
23 Unsynchronised LED flash (software strobe)
26 Unsynchronised LED flash is controlled directly by the host as the
27 sensor. The flash must be enabled by the host before the exposure of the
29 for the timing of the flash.
34 Synchronised LED flash (hardware strobe)
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| /kernel/linux/linux-5.10/drivers/staging/media/atomisp/i2c/ |
| D | atomisp-lm3554.c | 3 * LED flash driver for LM3554
82 static int lm3554_write(struct lm3554 *flash, u8 addr, u8 val) in lm3554_write() argument
84 struct i2c_client *client = v4l2_get_subdevdata(&flash->sd); in lm3554_write()
96 static int lm3554_read(struct lm3554 *flash, u8 addr) in lm3554_read() argument
98 struct i2c_client *client = v4l2_get_subdevdata(&flash->sd); in lm3554_read()
113 static int lm3554_set_mode(struct lm3554 *flash, unsigned int mode) in lm3554_set_mode() argument
119 (flash->flash_current << LM3554_FLASH_CURRENT_SHIFT); in lm3554_set_mode()
121 ret = lm3554_write(flash, LM3554_FLASH_BRIGHTNESS_REG, val); in lm3554_set_mode()
123 flash->mode = mode; in lm3554_set_mode()
127 static int lm3554_set_torch(struct lm3554 *flash) in lm3554_set_torch() argument
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| /kernel/linux/linux-6.6/drivers/staging/media/atomisp/i2c/ |
| D | atomisp-lm3554.c | 3 * LED flash driver for LM3554
82 static int lm3554_write(struct lm3554 *flash, u8 addr, u8 val) in lm3554_write() argument
84 struct i2c_client *client = v4l2_get_subdevdata(&flash->sd); in lm3554_write()
96 static int lm3554_read(struct lm3554 *flash, u8 addr) in lm3554_read() argument
98 struct i2c_client *client = v4l2_get_subdevdata(&flash->sd); in lm3554_read()
113 static int lm3554_set_mode(struct lm3554 *flash, unsigned int mode) in lm3554_set_mode() argument
119 (flash->flash_current << LM3554_FLASH_CURRENT_SHIFT); in lm3554_set_mode()
121 ret = lm3554_write(flash, LM3554_FLASH_BRIGHTNESS_REG, val); in lm3554_set_mode()
123 flash->mode = mode; in lm3554_set_mode()
127 static int lm3554_set_torch(struct lm3554 *flash) in lm3554_set_torch() argument
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| /kernel/linux/linux-6.6/drivers/mtd/devices/ |
| D | mchp48l640.c | 23 #include <linux/spi/flash.h>
60 static int mchp48l640_mkcmd(struct mchp48l640_flash *flash, u8 cmd, loff_t addr, char *buf) in mchp48l640_mkcmd() argument
69 static int mchp48l640_read_status(struct mchp48l640_flash *flash, int *status) in mchp48l640_read_status() argument
76 mutex_lock(&flash->lock); in mchp48l640_read_status()
77 ret = spi_write_then_read(flash->spi, &cmd[0], 1, &cmd[1], 1); in mchp48l640_read_status()
78 mutex_unlock(&flash->lock); in mchp48l640_read_status()
81 dev_dbg(&flash->spi->dev, "read status ret: %d status: %x", ret, *status); in mchp48l640_read_status()
86 static int mchp48l640_waitforbit(struct mchp48l640_flash *flash, int bit, bool set) in mchp48l640_waitforbit() argument
93 ret = mchp48l640_read_status(flash, &status); in mchp48l640_waitforbit()
94 dev_dbg(&flash->spi->dev, "read status ret: %d bit: %x %sset status: %x", in mchp48l640_waitforbit()
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| D | sst25l.c | 5 * Driver for SST25L SPI Flash chips
25 #include <linux/spi/flash.h>
67 static int sst25l_status(struct sst25l_flash *flash, int *status) in sst25l_status() argument
83 err = spi_sync(flash->spi, &m); in sst25l_status()
91 static int sst25l_write_enable(struct sst25l_flash *flash, int enable) in sst25l_write_enable() argument
97 err = spi_write(flash->spi, command, 1); in sst25l_write_enable()
102 err = spi_write(flash->spi, command, 1); in sst25l_write_enable()
108 err = spi_write(flash->spi, command, 2); in sst25l_write_enable()
113 err = sst25l_status(flash, &status); in sst25l_write_enable()
123 static int sst25l_wait_till_ready(struct sst25l_flash *flash) in sst25l_wait_till_ready() argument
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| D | mchp23k256.c | 16 #include <linux/spi/flash.h>
41 static void mchp23k256_addr2cmd(struct mchp23k256_flash *flash, in mchp23k256_addr2cmd() argument
51 for (i = flash->caps->addr_width; i > 0; i--, addr >>= 8) in mchp23k256_addr2cmd()
55 static int mchp23k256_cmdsz(struct mchp23k256_flash *flash) in mchp23k256_cmdsz() argument
57 return 1 + flash->caps->addr_width; in mchp23k256_cmdsz()
63 struct mchp23k256_flash *flash = to_mchp23k256_flash(mtd); in mchp23k256_write() local
71 cmd_len = mchp23k256_cmdsz(flash); in mchp23k256_write()
74 mchp23k256_addr2cmd(flash, to, command); in mchp23k256_write()
84 mutex_lock(&flash->lock); in mchp23k256_write()
86 ret = spi_sync(flash->spi, &message); in mchp23k256_write()
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| /kernel/linux/linux-6.6/Documentation/ABI/testing/ |
| D | sysfs-class-led-flash | 6 Set the brightness of this LED in the flash strobe mode, in
7 microamperes. The file is created only for the flash LED devices
8 that support setting flash brightness.
18 Maximum brightness level for this LED in the flash strobe mode,
26 Hardware timeout for flash, in microseconds. The flash strobe
28 of the strobe. The file is created only for the flash LED
29 devices that support setting flash timeout.
36 Maximum flash timeout for this LED, in microseconds.
43 Flash strobe state. When written with 1 it triggers flash strobe
44 and when written with 0 it turns the flash off.
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| /kernel/linux/linux-5.10/Documentation/ABI/testing/ |
| D | sysfs-class-led-flash | 6 Set the brightness of this LED in the flash strobe mode, in
7 microamperes. The file is created only for the flash LED devices
8 that support setting flash brightness.
18 Maximum brightness level for this LED in the flash strobe mode,
26 Hardware timeout for flash, in microseconds. The flash strobe
28 of the strobe. The file is created only for the flash LED
29 devices that support setting flash timeout.
36 Maximum flash timeout for this LED, in microseconds.
43 Flash strobe state. When written with 1 it triggers flash strobe
44 and when written with 0 it turns the flash off.
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| /kernel/linux/linux-5.10/drivers/mtd/maps/ |
| D | Kconfig | 7 bool "Support non-linear mappings of flash chips"
10 paged mappings of flash chips.
13 tristate "Flash device in physical memory map"
16 This provides a 'mapping' driver which allows the NOR Flash and
19 the physical address and size of the flash chips on your
38 hex "Physical start address of flash mapping"
42 This is the physical memory location at which the flash chips
48 hex "Physical length of flash mapping"
52 This is the total length of the mapping of the flash chips on
55 than the total amount of flash present. Refer to the memory
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| /kernel/linux/linux-6.6/drivers/mtd/maps/ |
| D | Kconfig | 7 bool "Support non-linear mappings of flash chips"
10 paged mappings of flash chips.
13 tristate "Flash device in physical memory map"
16 This provides a 'mapping' driver which allows the NOR Flash and
19 the physical address and size of the flash chips on your
38 hex "Physical start address of flash mapping"
42 This is the physical memory location at which the flash chips
48 hex "Physical length of flash mapping"
52 This is the total length of the mapping of the flash chips on
55 than the total amount of flash present. Refer to the memory
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| /kernel/linux/linux-5.10/drivers/mtd/devices/ |
| D | sst25l.c | 5 * Driver for SST25L SPI Flash chips
25 #include <linux/spi/flash.h>
67 static int sst25l_status(struct sst25l_flash *flash, int *status) in sst25l_status() argument
83 err = spi_sync(flash->spi, &m); in sst25l_status()
91 static int sst25l_write_enable(struct sst25l_flash *flash, int enable) in sst25l_write_enable() argument
97 err = spi_write(flash->spi, command, 1); in sst25l_write_enable()
102 err = spi_write(flash->spi, command, 1); in sst25l_write_enable()
108 err = spi_write(flash->spi, command, 2); in sst25l_write_enable()
113 err = sst25l_status(flash, &status); in sst25l_write_enable()
123 static int sst25l_wait_till_ready(struct sst25l_flash *flash) in sst25l_wait_till_ready() argument
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| D | mchp23k256.c | 16 #include <linux/spi/flash.h>
41 static void mchp23k256_addr2cmd(struct mchp23k256_flash *flash, in mchp23k256_addr2cmd() argument
51 for (i = flash->caps->addr_width; i > 0; i--, addr >>= 8) in mchp23k256_addr2cmd()
55 static int mchp23k256_cmdsz(struct mchp23k256_flash *flash) in mchp23k256_cmdsz() argument
57 return 1 + flash->caps->addr_width; in mchp23k256_cmdsz()
63 struct mchp23k256_flash *flash = to_mchp23k256_flash(mtd); in mchp23k256_write() local
71 cmd_len = mchp23k256_cmdsz(flash); in mchp23k256_write()
74 mchp23k256_addr2cmd(flash, to, command); in mchp23k256_write()
84 mutex_lock(&flash->lock); in mchp23k256_write()
86 ret = spi_sync(flash->spi, &message); in mchp23k256_write()
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| /kernel/linux/linux-6.6/include/linux/ |
| D | led-class-flash.h | 3 * LED Flash class interface
34 /* set flash brightness */
37 /* get flash brightness */
40 /* set flash strobe state */
42 /* get flash strobe state */
44 /* set flash timeout */
46 /* get the flash LED fault */
51 * Current value of a flash setting along
69 /* flash led specific ops */
72 /* flash brightness value in microamperes along with its constraints */
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| /kernel/linux/linux-5.10/include/linux/ |
| D | led-class-flash.h | 3 * LED Flash class interface
34 /* set flash brightness */
37 /* get flash brightness */
40 /* set flash strobe state */
42 /* get flash strobe state */
44 /* set flash timeout */
46 /* get the flash LED fault */
51 * Current value of a flash setting along
69 /* flash led specific ops */
72 /* flash brightness value in microamperes along with its constraints */
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| /kernel/linux/linux-5.10/drivers/sbus/char/ |
| D | flash.c | 2 /* flash.c: Allow mmap access to the OBP Flash, for OBP updates.
31 } flash; variable
40 if (flash.read_base == flash.write_base) { in flash_mmap()
41 addr = flash.read_base; in flash_mmap()
42 size = flash.read_size; in flash_mmap()
50 addr = flash.read_base; in flash_mmap()
51 size = flash.read_size; in flash_mmap()
53 addr = flash.write_base; in flash_mmap()
54 size = flash.write_size; in flash_mmap()
87 if (file->f_pos > flash.read_size) in flash_llseek()
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| /kernel/linux/linux-6.6/drivers/sbus/char/ |
| D | flash.c | 2 /* flash.c: Allow mmap access to the OBP Flash, for OBP updates.
31 } flash; variable
40 if (flash.read_base == flash.write_base) { in flash_mmap()
41 addr = flash.read_base; in flash_mmap()
42 size = flash.read_size; in flash_mmap()
50 addr = flash.read_base; in flash_mmap()
51 size = flash.read_size; in flash_mmap()
53 addr = flash.write_base; in flash_mmap()
54 size = flash.write_size; in flash_mmap()
87 if (file->f_pos > flash.read_size) in flash_llseek()
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