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Remove reads used to write previous high bytes

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Christoffer Sandberg 2020-08-17 13:07:55 +02:00
parent edb5c08ad3
commit d976cddc81
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GPG key ID: BF563F71B6C7A96D
1 changed files with 6 additions and 15 deletions
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21
src/uniwill_keyboard.h
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@ -186,8 +186,6 @@ static void uniwill_write_kbd_bl_enable(u8 enable)
static void uniwill_write_kbd_bl_rgb(u8 red, u8 green, u8 blue)
{
union uw_ec_read_return reg_read_return;
u8 high_byte_red_reg, high_byte_green_reg, high_byte_blue_reg;
union uw_ec_write_return reg_write_return;
u32 (*__uniwill_wmi_ec_read)(u8, u8, union uw_ec_read_return *);
@ -197,20 +195,13 @@ static void uniwill_write_kbd_bl_rgb(u8 red, u8 green, u8 blue)
__uniwill_wmi_ec_write = symbol_get(uniwill_wmi_ec_write);
if (__uniwill_wmi_ec_read && __uniwill_wmi_ec_write) {
// Read high bytes to put the same values back
__uniwill_wmi_ec_read(0x03, 0x18, &reg_read_return);
high_byte_red_reg = reg_read_return.bytes.data_high;
__uniwill_wmi_ec_read(0x05, 0x18, &reg_read_return);
high_byte_green_reg = reg_read_return.bytes.data_high;
__uniwill_wmi_ec_read(0x08, 0x18, &reg_read_return);
high_byte_blue_reg = reg_read_return.bytes.data_high;
// Write the colors
// Note: Writing is done separately because of less delay than by reading
// thereby making the transition smoother
__uniwill_wmi_ec_write(0x03, 0x18, red, high_byte_red_reg, &reg_write_return);
__uniwill_wmi_ec_write(0x05, 0x18, green, high_byte_green_reg, &reg_write_return);
__uniwill_wmi_ec_write(0x08, 0x18, blue, high_byte_blue_reg, &reg_write_return);
if (red > 0xc8) red = 0xc8;
if (green > 0xc8) green = 0xc8;
if (blue > 0xc8) blue = 0xc8;
__uniwill_wmi_ec_write(0x03, 0x18, red, 0x00, &reg_write_return);
__uniwill_wmi_ec_write(0x05, 0x18, green, 0x00, &reg_write_return);
__uniwill_wmi_ec_write(0x08, 0x18, blue, 0x00, &reg_write_return);
} else {
TUXEDO_DEBUG("tuxedo-cc-wmi symbols not found\n");
}