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HID: uclogic: Access pen/frame params directly in raw_event handling 

Simplify the raw event handling code by accessing the
uclogic_params_pen/uclogic_params_frame structs directly.

Signed-off-by: Nikolai Kondrashov <spbnick@gmail.com>
Signed-off-by: José Expósito <jose.exposito89@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Nikolai Kondrashov 2022-02-10 20:04:35 +01:00 committed by Jiri Kosina
parent 7e418667f2
commit 7f12dd2469
1 changed files with 11 additions and 13 deletions
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24
drivers/hid/hid-uclogic-core.c
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@ -259,13 +259,13 @@ static int uclogic_resume(struct hid_device *hdev)
static int uclogic_raw_event_pen(struct uclogic_drvdata *drvdata,
u8 *data, int size)
{
struct uclogic_params *params = &drvdata->params;
struct uclogic_params_pen *pen = &drvdata->params.pen;
WARN_ON(drvdata == NULL);
WARN_ON(data == NULL && size != 0);
/* If in-range reports are inverted */
if (params->pen.inrange ==
if (pen->inrange ==
UCLOGIC_PARAMS_PEN_INRANGE_INVERTED) {
/* Invert the in-range bit */
data[1] ^= 0x40;
@ -274,7 +274,7 @@ static int uclogic_raw_event_pen(struct uclogic_drvdata *drvdata,
* If report contains fragmented high-resolution pen
* coordinates
*/
if (size >= 10 && params->pen.fragmented_hires) {
if (size >= 10 && pen->fragmented_hires) {
u8 pressure_low_byte;
u8 pressure_high_byte;
@ -296,7 +296,7 @@ static int uclogic_raw_event_pen(struct uclogic_drvdata *drvdata,
data[9] = pressure_high_byte;
}
/* If we need to emulate in-range detection */
if (params->pen.inrange == UCLOGIC_PARAMS_PEN_INRANGE_NONE) {
if (pen->inrange == UCLOGIC_PARAMS_PEN_INRANGE_NONE) {
/* Set in-range bit */
data[1] |= 0x40;
/* (Re-)start in-range timeout */
@ -304,7 +304,7 @@ static int uclogic_raw_event_pen(struct uclogic_drvdata *drvdata,
jiffies + msecs_to_jiffies(100));
}
/* If we report tilt and Y direction is flipped */
if (size >= 12 && params->pen.tilt_y_flipped)
if (size >= 12 && pen->tilt_y_flipped)
data[11] = -data[11];
return 0;
@ -323,21 +323,19 @@ static int uclogic_raw_event_pen(struct uclogic_drvdata *drvdata,
static int uclogic_raw_event_frame(struct uclogic_drvdata *drvdata,
u8 *data, int size)
{
struct uclogic_params *params = &drvdata->params;
struct uclogic_params_frame *frame = &drvdata->params.frame;
WARN_ON(drvdata == NULL);
WARN_ON(data == NULL && size != 0);
/* If need to, and can, set pad device ID for Wacom drivers */
if (params->frame.dev_id_byte > 0 &&
params->frame.dev_id_byte < size) {
data[params->frame.dev_id_byte] = 0xf;
if (frame->dev_id_byte > 0 && frame->dev_id_byte < size) {
data[frame->dev_id_byte] = 0xf;
}
/* If need to, and can, read rotary encoder state change */
if (params->frame.re_lsb > 0 &&
params->frame.re_lsb / 8 < size) {
unsigned int byte = params->frame.re_lsb / 8;
unsigned int bit = params->frame.re_lsb % 8;
if (frame->re_lsb > 0 && frame->re_lsb / 8 < size) {
unsigned int byte = frame->re_lsb / 8;
unsigned int bit = frame->re_lsb % 8;
u8 change;
u8 prev_state = drvdata->re_state;