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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2019-08-09 01:02:43 +0200
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2019-09-02 18:07:16 +0200
commita5ee351d5bc7c9e0abdbc3d345a503cc07d0623f (patch)
treeea9885e2093275033152f00591df8a640e8e178e /drivers/input
parentInput: bu21013_ts - annotate supend/resume methods as __maybe_unused (diff)
downloadlinux-a5ee351d5bc7c9e0abdbc3d345a503cc07d0623f.tar.xz
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Input: bu21013_ts - remove useless comments
The comments for individual functions in the driver do not provide any additional information beyond what function names indicate. Tested-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input')
-rw-r--r--drivers/input/touchscreen/bu21013_ts.c61
1 files changed, 2 insertions, 59 deletions
diff --git a/drivers/input/touchscreen/bu21013_ts.c b/drivers/input/touchscreen/bu21013_ts.c
index 0bdadd24296f..a5230f6ea5f0 100644
--- a/drivers/input/touchscreen/bu21013_ts.c
+++ b/drivers/input/touchscreen/bu21013_ts.c
@@ -159,14 +159,6 @@ struct bu21013_ts {
bool touch_stopped;
};
-/**
- * bu21013_read_block_data(): read the touch co-ordinates
- * @data: bu21013_ts structure pointer
- * @buf: byte pointer
- *
- * Read the touch co-ordinates using i2c read block into buffer
- * and returns integer.
- */
static int bu21013_read_block_data(struct bu21013_ts *ts, u8 *buf)
{
int ret, i;
@@ -182,13 +174,6 @@ static int bu21013_read_block_data(struct bu21013_ts *ts, u8 *buf)
return -EINVAL;
}
-/**
- * bu21013_do_touch_report(): Get the touch co-ordinates
- * @data: bu21013_ts structure pointer
- *
- * Get the touch co-ordinates from touch sensor registers and writes
- * into device structure and returns integer.
- */
static int bu21013_do_touch_report(struct bu21013_ts *ts)
{
u8 buf[LENGTH_OF_BUFFER];
@@ -243,14 +228,7 @@ static int bu21013_do_touch_report(struct bu21013_ts *ts)
return 0;
}
-/**
- * bu21013_gpio_irq() - gpio thread function for touch interrupt
- * @irq: irq value
- * @device_data: void pointer
- *
- * This gpio thread function for touch interrupt
- * and returns irqreturn_t.
- */
+
static irqreturn_t bu21013_gpio_irq(int irq, void *device_data)
{
struct bu21013_ts *ts = device_data;
@@ -273,13 +251,6 @@ static irqreturn_t bu21013_gpio_irq(int irq, void *device_data)
return IRQ_HANDLED;
}
-/**
- * bu21013_init_chip() - power on sequence for the bu21013 controller
- * @data: device structure pointer
- *
- * This function is used to power on
- * the bu21013 controller and returns integer.
- */
static int bu21013_init_chip(struct bu21013_ts *ts)
{
struct i2c_client *client = ts->client;
@@ -468,14 +439,6 @@ bu21013_parse_dt(struct device *dev)
}
#endif
-/**
- * bu21013_probe() - initializes the i2c-client touchscreen driver
- * @client: i2c client structure pointer
- * @id: i2c device id pointer
- *
- * This function used to initializes the i2c-client touchscreen
- * driver and returns integer.
- */
static int bu21013_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
@@ -606,13 +569,7 @@ err_free_mem:
return error;
}
-/**
- * bu21013_remove() - removes the i2c-client touchscreen driver
- * @client: i2c client structure pointer
- *
- * This function uses to remove the i2c-client
- * touchscreen driver and returns integer.
- */
+
static int bu21013_remove(struct i2c_client *client)
{
struct bu21013_ts *ts = i2c_get_clientdata(client);
@@ -634,13 +591,6 @@ static int bu21013_remove(struct i2c_client *client)
return 0;
}
-/**
- * bu21013_suspend() - suspend the touch screen controller
- * @dev: pointer to device structure
- *
- * This function is used to suspend the
- * touch panel controller and returns integer
- */
static int __maybe_unused bu21013_suspend(struct device *dev)
{
struct bu21013_ts *ts = dev_get_drvdata(dev);
@@ -657,13 +607,6 @@ static int __maybe_unused bu21013_suspend(struct device *dev)
return 0;
}
-/**
- * bu21013_resume() - resume the touch screen controller
- * @dev: pointer to device structure
- *
- * This function is used to resume the touch panel
- * controller and returns integer.
- */
static int __maybe_unused bu21013_resume(struct device *dev)
{
struct bu21013_ts *ts = dev_get_drvdata(dev);