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media: rc: mce_kbd protocol encodes two scancodes 

If two keys are pressed, then both keys are encoded in the scancode. This
makes the mce keyboard more responsive.

Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Sean Young 2018-04-07 17:41:17 -04:00 committed by Mauro Carvalho Chehab
parent c421c62a4a
commit 539327608d
2 changed files with 13 additions and 10 deletions
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21
drivers/media/rc/ir-mce_kbd-decoder.c
View File

@ -147,13 +147,14 @@ static enum mce_kbd_mode mce_kbd_mode(struct mce_kbd_dec *data)
static void ir_mce_kbd_process_keyboard_data(struct rc_dev *dev, u32 scancode)
{
struct mce_kbd_dec *data = &dev->raw->mce_kbd;
u8 keydata = (scancode >> 8) & 0xff;
u8 keydata1 = (scancode >> 8) & 0xff;
u8 keydata2 = (scancode >> 16) & 0xff;
u8 shiftmask = scancode & 0xff;
unsigned char keycode, maskcode;
unsigned char maskcode;
int i, keystate;
dev_dbg(&dev->dev, "keyboard: keydata = 0x%02x, shiftmask = 0x%02x\n",
keydata, shiftmask);
dev_dbg(&dev->dev, "keyboard: keydata2 = 0x%02x, keydata1 = 0x%02x, shiftmask = 0x%02x\n",
keydata2, keydata1, shiftmask);
for (i = 0; i < 7; i++) {
maskcode = kbd_keycodes[MCIR2_MASK_KEYS_START + i];
@ -164,10 +165,12 @@ static void ir_mce_kbd_process_keyboard_data(struct rc_dev *dev, u32 scancode)
input_report_key(data->idev, maskcode, keystate);
}
if (keydata) {
keycode = kbd_keycodes[keydata];
input_report_key(data->idev, keycode, 1);
} else {
if (keydata1)
input_report_key(data->idev, kbd_keycodes[keydata1], 1);
if (keydata2)
input_report_key(data->idev, kbd_keycodes[keydata2], 1);
if (!keydata1 && !keydata2) {
for (i = 0; i < MCIR2_MASK_KEYS_START; i++)
input_report_key(data->idev, kbd_keycodes[i], 0);
}
@ -319,7 +322,7 @@ again:
switch (data->wanted_bits) {
case MCIR2_KEYBOARD_NBITS:
scancode = data->body & 0xffff;
scancode = data->body & 0xffffff;
dev_dbg(&dev->dev, "keyboard data 0x%08x\n",
data->body);
if (scancode) {

2
drivers/media/rc/rc-main.c
View File

@ -51,7 +51,7 @@ static const struct {
[RC_PROTO_SANYO] = { .name = "sanyo",
.scancode_bits = 0x1fffff, .repeat_period = 125 },
[RC_PROTO_MCIR2_KBD] = { .name = "mcir2-kbd",
.scancode_bits = 0xffff, .repeat_period = 100 },
.scancode_bits = 0xffffff, .repeat_period = 100 },
[RC_PROTO_MCIR2_MSE] = { .name = "mcir2-mse",
.scancode_bits = 0x1fffff, .repeat_period = 100 },
[RC_PROTO_RC6_0] = { .name = "rc-6-0",