@@ -16,30 +16,8 @@
#define OMNIA_BOARD_LEDS 12
#define OMNIA_LED_NUM_CHANNELS 3
-/* MCU controller commands at I2C address 0x2a */
-#define OMNIA_MCU_I2C_ADDR 0x2a
-
-#define CMD_GET_STATUS_WORD 0x01
-#define STS_FEATURES_SUPPORTED BIT(2)
-
-#define CMD_GET_FEATURES 0x10
-#define FEAT_LED_GAMMA_CORRECTION BIT(5)
-
-/* LED controller commands at I2C address 0x2b */
-#define CMD_LED_MODE 0x03
-#define CMD_LED_MODE_LED(l) ((l) & 0x0f)
-#define CMD_LED_MODE_USER 0x10
-
-#define CMD_LED_STATE 0x04
-#define CMD_LED_STATE_LED(l) ((l) & 0x0f)
-#define CMD_LED_STATE_ON 0x10
-
-#define CMD_LED_COLOR 0x05
-#define CMD_LED_SET_BRIGHTNESS 0x07
-#define CMD_LED_GET_BRIGHTNESS 0x08
-
-#define CMD_SET_GAMMA_CORRECTION 0x30
-#define CMD_GET_GAMMA_CORRECTION 0x31
+/* MCU controller I2C address 0x2a, needed for detecting MCU features */
+#define OMNIA_MCU_I2C_ADDR 0x2a
struct omnia_led {
struct led_classdev_mc mc_cdev;
@@ -64,7 +42,7 @@ static int omnia_led_send_color_cmd(const struct i2c_client *client,
char cmd[5];
int ret;
- cmd[0] = CMD_LED_COLOR;
+ cmd[0] = OMNIA_CMD_LED_COLOR;
cmd[1] = led->reg;
cmd[2] = led->subled_info[0].brightness;
cmd[3] = led->subled_info[1].brightness;
@@ -126,12 +104,12 @@ static int omnia_led_brightness_set_blocking(struct led_classdev *cdev,
* is not being blinked by HW.
*/
if (!err && !led->hwtrig && !brightness != !led->on) {
- u8 state = CMD_LED_STATE_LED(led->reg);
+ u8 state = OMNIA_CMD_LED_STATE_LED(led->reg);
if (brightness)
- state |= CMD_LED_STATE_ON;
+ state |= OMNIA_CMD_LED_STATE_ON;
- err = omnia_cmd_write_u8(leds->client, CMD_LED_STATE, state);
+ err = omnia_cmd_write_u8(leds->client, OMNIA_CMD_LED_STATE, state);
if (!err)
led->on = !!brightness;
}
@@ -166,8 +144,8 @@ static int omnia_hwtrig_activate(struct led_classdev *cdev)
if (!err) {
/* Put the LED into MCU controlled mode */
- err = omnia_cmd_write_u8(leds->client, CMD_LED_MODE,
- CMD_LED_MODE_LED(led->reg));
+ err = omnia_cmd_write_u8(leds->client, OMNIA_CMD_LED_MODE,
+ OMNIA_CMD_LED_MODE_LED(led->reg));
if (!err)
led->hwtrig = true;
}
@@ -188,9 +166,9 @@ static void omnia_hwtrig_deactivate(struct led_classdev *cdev)
led->hwtrig = false;
/* Put the LED into software mode */
- err = omnia_cmd_write_u8(leds->client, CMD_LED_MODE,
- CMD_LED_MODE_LED(led->reg) |
- CMD_LED_MODE_USER);
+ err = omnia_cmd_write_u8(leds->client, OMNIA_CMD_LED_MODE,
+ OMNIA_CMD_LED_MODE_LED(led->reg) |
+ OMNIA_CMD_LED_MODE_USER);
mutex_unlock(&leds->lock);
@@ -257,9 +235,9 @@ static int omnia_led_register(struct i2c_client *client, struct omnia_led *led,
cdev->default_trigger = omnia_hw_trigger.name;
/* put the LED into software mode */
- ret = omnia_cmd_write_u8(client, CMD_LED_MODE,
- CMD_LED_MODE_LED(led->reg) |
- CMD_LED_MODE_USER);
+ ret = omnia_cmd_write_u8(client, OMNIA_CMD_LED_MODE,
+ OMNIA_CMD_LED_MODE_LED(led->reg) |
+ OMNIA_CMD_LED_MODE_USER);
if (ret) {
dev_err(dev, "Cannot set LED %pOF to software mode: %i\n", np,
ret);
@@ -267,8 +245,8 @@ static int omnia_led_register(struct i2c_client *client, struct omnia_led *led,
}
/* disable the LED */
- ret = omnia_cmd_write_u8(client, CMD_LED_STATE,
- CMD_LED_STATE_LED(led->reg));
+ ret = omnia_cmd_write_u8(client, OMNIA_CMD_LED_STATE,
+ OMNIA_CMD_LED_STATE_LED(led->reg));
if (ret) {
dev_err(dev, "Cannot set LED %pOF brightness: %i\n", np, ret);
return ret;
@@ -310,7 +288,7 @@ static ssize_t brightness_show(struct device *dev, struct device_attribute *a,
u8 reply;
int err;
- err = omnia_cmd_read_u8(client, CMD_LED_GET_BRIGHTNESS, &reply);
+ err = omnia_cmd_read_u8(client, OMNIA_CMD_GET_BRIGHTNESS, &reply);
if (err < 0)
return err;
@@ -330,7 +308,7 @@ static ssize_t brightness_store(struct device *dev, struct device_attribute *a,
if (brightness > 100)
return -EINVAL;
- err = omnia_cmd_write_u8(client, CMD_LED_SET_BRIGHTNESS, brightness);
+ err = omnia_cmd_write_u8(client, OMNIA_CMD_SET_BRIGHTNESS, brightness);
return err ?: count;
}
@@ -345,7 +323,7 @@ static ssize_t gamma_correction_show(struct device *dev,
int err;
if (leds->has_gamma_correction) {
- err = omnia_cmd_read_u8(client, CMD_GET_GAMMA_CORRECTION, &reply);
+ err = omnia_cmd_read_u8(client, OMNIA_CMD_GET_GAMMA_CORRECTION, &reply);
if (err < 0)
return err;
}
@@ -368,7 +346,7 @@ static ssize_t gamma_correction_store(struct device *dev,
if (kstrtobool(buf, &val) < 0)
return -EINVAL;
- err = omnia_cmd_write_u8(client, CMD_SET_GAMMA_CORRECTION, val);
+ err = omnia_cmd_write_u8(client, OMNIA_CMD_SET_GAMMA_CORRECTION, val);
return err ?: count;
}
@@ -390,15 +368,15 @@ static int omnia_mcu_get_features(const struct i2c_client *client)
/* We have to read features from different I2C address */
mcu_client.addr = OMNIA_MCU_I2C_ADDR;
- err = omnia_cmd_read_u16(&mcu_client, CMD_GET_STATUS_WORD, &reply);
+ err = omnia_cmd_read_u16(&mcu_client, OMNIA_CMD_GET_STATUS_WORD, &reply);
if (err)
return err;
- /* Check whether MCU firmware supports the CMD_GET_FEAUTRES command */
- if (!(reply & STS_FEATURES_SUPPORTED))
+ /* Check whether MCU firmware supports the OMNIA_CMD_GET_FEAUTRES command */
+ if (!(reply & OMNIA_STS_FEATURES_SUPPORTED))
return 0;
- err = omnia_cmd_read_u16(&mcu_client, CMD_GET_FEATURES, &reply);
+ err = omnia_cmd_read_u16(&mcu_client, OMNIA_CMD_GET_FEATURES, &reply);
if (err)
return err;
@@ -436,7 +414,7 @@ static int omnia_leds_probe(struct i2c_client *client)
return ret;
}
- leds->has_gamma_correction = ret & FEAT_LED_GAMMA_CORRECTION;
+ leds->has_gamma_correction = ret & OMNIA_FEAT_LED_GAMMA_CORRECTION;
if (!leds->has_gamma_correction) {
dev_info(dev,
"Your board's MCU firmware does not support the LED gamma correction feature.\n");
@@ -469,11 +447,11 @@ static void omnia_leds_remove(struct i2c_client *client)
u8 buf[5];
/* put all LEDs into default (HW triggered) mode */
- omnia_cmd_write_u8(client, CMD_LED_MODE,
- CMD_LED_MODE_LED(OMNIA_BOARD_LEDS));
+ omnia_cmd_write_u8(client, OMNIA_CMD_LED_MODE,
+ OMNIA_CMD_LED_MODE_LED(OMNIA_BOARD_LEDS));
/* set all LEDs color to [255, 255, 255] */
- buf[0] = CMD_LED_COLOR;
+ buf[0] = OMNIA_CMD_LED_COLOR;
buf[1] = OMNIA_BOARD_LEDS;
buf[2] = 255;
buf[3] = 255;
The global turris-omnia-mcu-interface.h header file contains the definitions for MCU commands. Drop the driver-internal definitions and use the global ones. Signed-off-by: Marek Behún <kabel@kernel.org> --- drivers/leds/leds-turris-omnia.c | 78 ++++++++++++-------------------- 1 file changed, 28 insertions(+), 50 deletions(-)