Commit 01601fdd authored by Mario Limonciello's avatar Mario Limonciello Committed by Jiri Kosina
Browse files

HID: amd_sfh: Don't show wrong status for amd_sfh_hpd_info() 



When HPD is present but has been disabled, avoid reporting HPD status
to PMF.

Cc: Pratap Nirujogi <pratap.nirujogi@amd.com>
Tested-by: default avatarAnson Tsao <anson.tsao@amd.com>
Signed-off-by: default avatarMario Limonciello <mario.limonciello@amd.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.com>
parent 832ecb01

drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_interface.c

+1 −1
Original line number Diff line number Diff line
@@ -129,7 +129,7 @@ static int amd_sfh_hpd_info(u8 *user_present) 
	if (!user_present)

		return -EINVAL;



	if (!emp2 || !emp2->dev_en.is_hpd_present)

	if (!emp2 || !emp2->dev_en.is_hpd_present || !emp2->dev_en.is_hpd_enabled)

		return -ENODEV;



	hpdstatus.val = readl(emp2->mmio + amd_get_c2p_val(emp2, 4));