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HID: amd_sfh: Handle "no sensors" in PM operations 

[ Upstream commit 077e3e3bc84a51891e732507bbbd9acf6e0e4c8b ]

Resume or suspend each sensor device based on the num_hid_devices.
Therefore, add a check to handle the special case where no sensors are
present.

Fixes: 93ce5e0231 ("HID: amd_sfh: Implement SFH1.1 functionality")
Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Basavaraj Natikar 2024-05-07 12:40:44 +05:30 committed by Greg Kroah-Hartman
parent 9d08e7fd44
commit 18f59aab33
1 changed files with 10 additions and 0 deletions
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10
drivers/hid/amd-sfh-hid/sfh1_1/amd_sfh_init.c
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@ -210,6 +210,11 @@ static void amd_sfh_resume(struct amd_mp2_dev *mp2)
struct amd_mp2_sensor_info info;
int i, status;
if (!cl_data->is_any_sensor_enabled) {
amd_sfh_clear_intr(mp2);
return;
}
for (i = 0; i < cl_data->num_hid_devices; i++) {
if (cl_data->sensor_sts[i] == SENSOR_DISABLED) {
info.sensor_idx = cl_data->sensor_idx[i];
@ -235,6 +240,11 @@ static void amd_sfh_suspend(struct amd_mp2_dev *mp2)
struct amdtp_cl_data *cl_data = mp2->cl_data;
int i, status;
if (!cl_data->is_any_sensor_enabled) {
amd_sfh_clear_intr(mp2);
return;
}
for (i = 0; i < cl_data->num_hid_devices; i++) {
if (cl_data->sensor_idx[i] != HPD_IDX &&
cl_data->sensor_sts[i] == SENSOR_ENABLED) {