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Change use of uw if read/write to new ones

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- For fan control
This commit is contained in:
Christoffer Sandberg 2021-09-17 20:19:58 +02:00
parent cf4d9967b7
commit de124948ab
1 changed files with 15 additions and 18 deletions
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33
src/tuxedo_io/tongfang_wmi.h
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@ -303,36 +303,35 @@ static void uniwill_exit(void)
static u32 uw_set_fan(u32 fan_index, u8 fan_speed)
{
u8 reg_low, reg_high = 0x18;
u32 i;
union uw_ec_read_return reg_read_return;
union uw_ec_write_return reg_write_return;
u8 low_reg_fan0 = 0x04;
u8 low_reg_fan1 = 0x09;
u8 mode_data;
u16 addr_fan0 = 0x1804;
u16 addr_fan1 = 0x1809;
u16 addr_for_fan;
if (fan_index == 0)
reg_low = low_reg_fan0;
addr_for_fan = addr_fan0;
else if (fan_index == 1)
reg_low = low_reg_fan1;
addr_for_fan = addr_fan1;
else
return -EINVAL;
// Check current mode
uw_ec_read_addr(0x51, 0x07, &reg_read_return);
if (!(reg_read_return.bytes.data_low & 0x40)) {
uniwill_read_ec_ram(0x0751, &mode_data);
if (!(mode_data & 0x40)) {
// If not "full fan mode" (i.e. 0x40 bit set) switch to it (required for fancontrol)
uw_ec_write_addr(0x51, 0x07, reg_read_return.bytes.data_low | 0x40, 0x00, &reg_write_return);
uniwill_write_ec_ram(0x0751, mode_data | 0x40);
// Attempt to write both fans as quick as possible before complete ramp-up
pr_debug("prevent ramp-up start\n");
for (i = 0; i < 10; ++i) {
uw_ec_write_addr(low_reg_fan0, reg_high, fan_speed & 0xff, 0x00, &reg_write_return);
uw_ec_write_addr(low_reg_fan1, reg_high, fan_speed & 0xff, 0x00, &reg_write_return);
uniwill_write_ec_ram(addr_fan0, fan_speed & 0xff);
uniwill_write_ec_ram(addr_fan1, fan_speed & 0xff);
msleep(10);
}
pr_debug("prevent ramp-up done\n");
} else {
// Otherwise just set the chosen fan
uw_ec_write_addr(reg_low, reg_high, fan_speed & 0xff, 0x00, &reg_write_return);
uniwill_write_ec_ram(addr_for_fan, fan_speed & 0xff);
}
return 0;
@ -340,13 +339,11 @@ static u32 uw_set_fan(u32 fan_index, u8 fan_speed)
static u32 uw_set_fan_auto(void)
{
union uw_ec_read_return reg_read_return;
union uw_ec_write_return reg_write_return;
u8 mode_data;
// Get current mode
uw_ec_read_addr(0x51, 0x07, &reg_read_return);
uniwill_read_ec_ram(0x0751, &mode_data);
// Switch off "full fan mode" (i.e. unset 0x40 bit)
uw_ec_write_addr(0x51, 0x07, reg_read_return.bytes.data_low & 0xbf, 0x00, &reg_write_return);
uniwill_write_ec_ram(0x0751, mode_data & 0xbf);
return 0;
}