erebion/coreboot
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

soc/intel/cnvi: Add CFLR Method

Browse source 
This method is used to limit frequencies on CNVi.

Intel document #559910 details this.

Change-Id: Idc4c35e71076fd31786212995472bb8d58c961de
Signed-off-by: Sean Rhodes <sean@starlabs.systems>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83712
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nicholas Sudsgaard <devel+coreboot@nsudsgaard.com>
This commit is contained in:
Sean Rhodes 2024-07-31 20:47:57 +01:00
commit abe2e62f62
1 changed files with 19 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

19
src/soc/intel/common/block/cnvi/cnvi.c
View file

@ -339,6 +339,25 @@ static void cnvw_fill_ssdt(const struct device *dev)
acpigen_pop_len();
acpigen_write_scope_end();
/*
* Method (CFLR, 0, NotSerialized)
* {
* If (^CNVW.WFLR == One)
* {
* ^CNVW.WIFR = One
* }
* }
*/
acpigen_write_method("CFLR", 0);
{
acpigen_write_if_lequal_namestr_int("^CNVW.WFLR", 1);
{
acpigen_write_store_int_to_namestr(1, "^CNVW.WIFR");
}
acpigen_pop_len();
}
acpigen_pop_len();
}
static struct device_operations cnvi_wifi_ops = {