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Proof of concept initialization of manual-mode fan-curve

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This commit is contained in:
Werner Sembach 2021-02-15 22:01:13 +01:00
parent 4296f75372
commit 2d33628610
1 changed files with 21 additions and 0 deletions
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21
src/tuxedo_io/tongfang_wmi.h
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@ -16,6 +16,8 @@
* You should have received a copy of the GNU General Public License
* along with this software. If not, see <https://www.gnu.org/licenses/>.
*/
#pragma once
#include <linux/acpi.h>
#include <linux/wmi.h>
#include <linux/mutex.h>
@ -273,7 +275,26 @@ static u32 uniwill_identify(void)
static void uniwill_init(void)
{
u32 i;
u8 uninitialized;
union uw_ec_read_return reg_read_return;
union uw_ec_write_return reg_write_return;
// default fan-curve set by Tongfang Windows OSD-driver on Tuxedo Book BA15
u8 default_fan_curve[5] = {0x32, 0x5a, 0x64, 0x6e, 0x78};
// Set manual-mode fan-curve if uninitialized
uninitialized = 1;
for (i = 0; i < 5; ++i) {
uw_ec_read_addr(0x43 + i, 0x07, &reg_read_return);
if (reg_read_return.bytes.data_low != 0x00) {
uninitialized = 0;
}
}
if (uninitialized) {
for (i = 0; i < 5; ++i) {
uw_ec_write_addr(0x43 + i, 0x07, default_fan_curve[i], 0x00, &reg_write_return);
}
}
// Enable manual mode
uw_ec_write_addr(0x41, 0x07, 0x01, 0x00, &reg_write_return);