Commit 7af78020 authored by Kai-Heng Feng's avatar Kai-Heng Feng Committed by Rafael J. Wysocki
Browse files

cpufreq: amd-pstate: Let user know amd-pstate is disabled 

Commit 202e683d ("cpufreq: amd-pstate: add amd-pstate driver
parameter for mode selection") changed the driver to be disabled by
default, and this can surprise users.

Let users know what happened so they can decide what to do next.

Link: https://bugs.launchpad.net/bugs/2006942


Signed-off-by: default avatarKai-Heng Feng <kai.heng.feng@canonical.com>
Acked-by: default avatarHuang Rui <ray.huang@amd.com>
Reviewed-by: default avatarYuan Perry <Perry.Yuan@amd.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 60675225

drivers/cpufreq/amd-pstate.c

+1 −1
Original line number Diff line number Diff line
@@ -1263,7 +1263,7 @@ static int __init amd_pstate_init(void) 
	 * with amd_pstate=passive or other modes in kernel command line

	 */

	if (cppc_state == AMD_PSTATE_DISABLE) {

		pr_debug("driver load is disabled, boot with specific mode to enable this\n");

		pr_info("driver load is disabled, boot with specific mode to enable this\n");

		return -ENODEV;

	}