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kernel: leds-gca230718: run through clang-format
This file does not use a coding style consistent with the kernel. Run clang-format with the kernel's .clang-format file. Signed-off-by: Rosen Penev <rosenp@gmail.com> Link: https://github.com/openwrt/openwrt/pull/16869 Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
This commit is contained in:
Rosen Penev
Hauke Mehrtens
parent
e85b1afe6e
commit
f6433c5810
@ -17,40 +17,39 @@
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#include <linux/mutex.h>
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#include <linux/version.h>
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#define GCA230718_MAX_LEDS (4u)
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#define GCA230718_MAX_LEDS (4u)
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#define GCA230718_OPMODE_DISABLED (0x00u)
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#define GCA230718_OPMODE_NO_TOGGLE (0x01u)
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#define GCA230718_OPMODE_TOGGLE_RAMP_CONTROL_DISABLED (0x02u)
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#define GCA230718_OPMODE_TOGGLE_RAMP_CONTROL_ENSABLED (0x03u)
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#define GCA230718_OPMODE_DISABLED (0x00u)
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#define GCA230718_OPMODE_NO_TOGGLE (0x01u)
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#define GCA230718_OPMODE_TOGGLE_RAMP_CONTROL_DISABLED (0x02u)
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#define GCA230718_OPMODE_TOGGLE_RAMP_CONTROL_ENSABLED (0x03u)
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#define GCA230718_1ST_SEQUENCE_BYTE_1 (0x02u)
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#define GCA230718_2ND_SEQUENCE_BYTE_1 (0x01u)
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#define GCA230718_3RD_SEQUENCE_BYTE_1 (0x03u)
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#define GCA230718_1ST_SEQUENCE_BYTE_1 (0x02u)
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#define GCA230718_2ND_SEQUENCE_BYTE_1 (0x01u)
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#define GCA230718_3RD_SEQUENCE_BYTE_1 (0x03u)
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struct gca230718_led
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{
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struct gca230718_led {
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enum led_brightness brightness;
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struct i2c_client *client;
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struct led_classdev ledClassDev;
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};
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struct gca230718_private
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{
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struct gca230718_private {
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struct mutex lock;
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struct gca230718_led leds[GCA230718_MAX_LEDS];
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};
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static void gca230718_init_private_led_data(struct gca230718_private* data)
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static void gca230718_init_private_led_data(struct gca230718_private *data)
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{
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u8 ledIndex;
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for (ledIndex = 0; ledIndex < GCA230718_MAX_LEDS; ledIndex++)
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{
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for (ledIndex = 0; ledIndex < GCA230718_MAX_LEDS; ledIndex++) {
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data->leds[ledIndex].client = NULL;
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}
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}
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static void gca230718_send_sequence(struct i2c_client *client, u8 byte0, struct gca230718_private* gca230718_privateData)
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static void
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gca230718_send_sequence(struct i2c_client *client, u8 byte0,
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struct gca230718_private *gca230718_privateData)
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{
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int status = 0;
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u8 ledIndex;
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@ -64,140 +63,150 @@ static void gca230718_send_sequence(struct i2c_client *client, u8 byte0, struct
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controlCommand[1] = byte0;
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controlCommand[2] = GCA230718_OPMODE_NO_TOGGLE;
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/* Byte 3-6 are set below to the brighness value of the individual LEDs */
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controlCommand[7] = 0x01; /* Frequency, doesn't care as long as GCA230718_OPMODE_NO_TOGGLE is used above */
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controlCommand[7] =
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0x01; /* Frequency, doesn't care as long as GCA230718_OPMODE_NO_TOGGLE is used above */
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/* Byte 8-11 are set below to the brighness value of the individual LEDs */
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controlCommand[12] = 0x87;
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for (ledIndex = 0; ledIndex < GCA230718_MAX_LEDS; ledIndex++)
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{
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controlCommand[3 + ledIndex] = gca230718_privateData->leds[ledIndex].brightness;
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controlCommand[8 + ledIndex] = gca230718_privateData->leds[ledIndex].brightness;
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for (ledIndex = 0; ledIndex < GCA230718_MAX_LEDS; ledIndex++) {
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controlCommand[3 + ledIndex] =
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gca230718_privateData->leds[ledIndex].brightness;
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controlCommand[8 + ledIndex] =
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gca230718_privateData->leds[ledIndex].brightness;
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}
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mutex_lock(&(gca230718_privateData->lock));
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if ((status = i2c_smbus_write_i2c_block_data(client, resetCommandRegister, sizeof(resetCommand), resetCommand)) != 0)
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{
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pr_info("Error %i during call of i2c_smbus_write_i2c_block_data for reset command\n", status);
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}
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else if ((status = i2c_smbus_write_i2c_block_data(client, controlCommandRegister, sizeof(controlCommand), controlCommand)) != 0)
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{
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pr_info("Error %i during call of i2c_smbus_write_i2c_block_data for control command\n", status);
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if ((status = i2c_smbus_write_i2c_block_data(
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client, resetCommandRegister, sizeof(resetCommand),
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resetCommand)) != 0) {
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pr_info("Error %i during call of i2c_smbus_write_i2c_block_data for reset command\n",
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status);
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} else if ((status = i2c_smbus_write_i2c_block_data(
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client, controlCommandRegister,
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sizeof(controlCommand), controlCommand)) != 0) {
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pr_info("Error %i during call of i2c_smbus_write_i2c_block_data for control command\n",
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status);
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}
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mutex_unlock(&(gca230718_privateData->lock));
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}
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static int gca230718_set_brightness(struct led_classdev *led_cdev, enum led_brightness value)
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static int gca230718_set_brightness(struct led_classdev *led_cdev,
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enum led_brightness value)
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{
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struct gca230718_led* led;
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struct i2c_client* client;
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struct gca230718_led *led;
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struct i2c_client *client;
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led = container_of(led_cdev, struct gca230718_led, ledClassDev);
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client = led->client;
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if (client != NULL)
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{
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struct gca230718_private* gca230718_privateData;
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if (client != NULL) {
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struct gca230718_private *gca230718_privateData;
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led->brightness = value;
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gca230718_privateData = i2c_get_clientdata(client);
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gca230718_send_sequence(client, GCA230718_2ND_SEQUENCE_BYTE_1, gca230718_privateData);
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gca230718_send_sequence(client, GCA230718_2ND_SEQUENCE_BYTE_1,
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gca230718_privateData);
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}
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return 0;
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}
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(6,3,0)
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 3, 0)
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static int gca230718_probe(struct i2c_client *client)
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#else
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static int gca230718_probe(struct i2c_client *client, const struct i2c_device_id *id)
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static int gca230718_probe(struct i2c_client *client,
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const struct i2c_device_id *id)
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#endif
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{
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int status = 0;
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struct gca230718_private* gca230718_privateData;
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struct gca230718_private *gca230718_privateData;
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pr_info("Enter gca230718_probe for device address %u\n", client->addr);
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gca230718_privateData = devm_kzalloc(&(client->dev), sizeof(struct gca230718_private), GFP_KERNEL);
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gca230718_privateData = devm_kzalloc(
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&(client->dev), sizeof(struct gca230718_private), GFP_KERNEL);
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if (gca230718_privateData == NULL)
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{
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if (gca230718_privateData == NULL) {
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pr_info("Error during allocating memory for private data\n");
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status = -ENOMEM;
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}
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else
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{
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struct device_node* ledNode;
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} else {
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struct device_node *ledNode;
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mutex_init(&gca230718_privateData->lock);
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gca230718_init_private_led_data(gca230718_privateData);
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i2c_set_clientdata(client, gca230718_privateData);
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for_each_child_of_node(client->dev.of_node, ledNode)
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{
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for_each_child_of_node(client->dev.of_node, ledNode) {
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u32 regValue = 0;
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if (of_property_read_u32(ledNode, "reg", ®Value) != 0)
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{
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pr_info("Missing entry \"reg\" in node %s\n", ledNode->name);
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}
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else if (regValue >= GCA230718_MAX_LEDS)
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{
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pr_info("Invalid entry \"reg\" in node %s (%u)\n", ledNode->name, regValue);
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}
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else
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{
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struct led_classdev* ledClassDev = &(gca230718_privateData->leds[regValue].ledClassDev);
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if (of_property_read_u32(ledNode, "reg", ®Value) !=
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0) {
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pr_info("Missing entry \"reg\" in node %s\n",
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ledNode->name);
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} else if (regValue >= GCA230718_MAX_LEDS) {
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pr_info("Invalid entry \"reg\" in node %s (%u)\n",
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ledNode->name, regValue);
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} else {
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struct led_classdev *ledClassDev =
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&(gca230718_privateData->leds[regValue]
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.ledClassDev);
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struct led_init_data init_data = {};
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gca230718_privateData->leds[regValue].client = client;
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gca230718_privateData->leds[regValue].client =
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client;
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init_data.fwnode = of_fwnode_handle(ledNode);
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pr_info("Creating LED for node %s: reg=%u\n", ledNode->name, regValue);
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pr_info("Creating LED for node %s: reg=%u\n",
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ledNode->name, regValue);
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ledClassDev->name = of_get_property(ledNode, "label", NULL);
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if (ledClassDev->name == NULL)
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{
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ledClassDev->name =
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of_get_property(ledNode, "label", NULL);
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if (ledClassDev->name == NULL) {
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ledClassDev->name = ledNode->name;
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}
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ledClassDev->brightness = LED_OFF;
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ledClassDev->max_brightness = LED_FULL;
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ledClassDev->brightness_set_blocking = gca230718_set_brightness;
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if (devm_led_classdev_register_ext(&(client->dev), ledClassDev, &init_data) != 0)
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{
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ledClassDev->brightness_set_blocking =
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gca230718_set_brightness;
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if (devm_led_classdev_register_ext(
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&(client->dev), ledClassDev,
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&init_data) != 0) {
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pr_info("Error during call of devm_led_classdev_register_ext");
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}
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}
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}
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}
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if (status == 0)
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{
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if (status == 0) {
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/*
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Send full initialization sequence.
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Afterwards only GCA230718_2ND_SEQUENCE_BYTE_1 must be send to upddate the brightness values.
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*/
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gca230718_send_sequence(client, GCA230718_1ST_SEQUENCE_BYTE_1, gca230718_privateData);
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gca230718_send_sequence(client, GCA230718_2ND_SEQUENCE_BYTE_1, gca230718_privateData);
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gca230718_send_sequence(client, GCA230718_3RD_SEQUENCE_BYTE_1, gca230718_privateData);
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gca230718_send_sequence(client, GCA230718_1ST_SEQUENCE_BYTE_1,
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gca230718_privateData);
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gca230718_send_sequence(client, GCA230718_2ND_SEQUENCE_BYTE_1,
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gca230718_privateData);
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gca230718_send_sequence(client, GCA230718_3RD_SEQUENCE_BYTE_1,
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gca230718_privateData);
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}
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return status;
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}
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,18,0)
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
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static void gca230718_remove(struct i2c_client *client)
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#else
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static int gca230718_remove(struct i2c_client *client)
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#endif
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{
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struct gca230718_private* gca230718_privateData;
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struct gca230718_private *gca230718_privateData;
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gca230718_privateData = i2c_get_clientdata(client);
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mutex_destroy(&gca230718_privateData->lock);
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gca230718_init_private_led_data(gca230718_privateData);
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#if LINUX_VERSION_CODE < KERNEL_VERSION(5,18,0)
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#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 18, 0)
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return 0;
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#endif
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}
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