diff --git a/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c b/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c index be41f83b0289c..76095bd53c655 100644 --- a/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c +++ b/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c @@ -27,6 +27,7 @@ #define HID_USAGE_SENSOR_STATE_READY_ENUM 0x02 #define HID_USAGE_SENSOR_STATE_INITIALIZING_ENUM 0x05 #define HID_USAGE_SENSOR_EVENT_DATA_UPDATED_ENUM 0x04 +#define ILLUMINANCE_MASK GENMASK(14, 0) int get_report_descriptor(int sensor_idx, u8 *rep_desc) { @@ -246,7 +247,8 @@ u8 get_input_report(u8 current_index, int sensor_idx, int report_id, struct amd_ get_common_inputs(&als_input.common_property, report_id); /* For ALS ,V2 Platforms uses C2P_MSG5 register instead of DRAM access method */ if (supported_input == V2_STATUS) - als_input.illuminance_value = (int)readl(privdata->mmio + AMD_C2P_MSG(5)); + als_input.illuminance_value = + readl(privdata->mmio + AMD_C2P_MSG(5)) & ILLUMINANCE_MASK; else als_input.illuminance_value = (int)sensor_virt_addr[0] / AMD_SFH_FW_MULTIPLIER;