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Code

HID: amd_sfh: Enable operating mode

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Add changes to enable operating modes in the driver to allow the FW to
activate and retrieve data from relevant sensors. This enables the FW to
take necessary actions based on the operating modes.

Tested-by: Eric Naim <dnaim@cachyos.org>
Co-developed-by: Akshata MukundShetty <akshata.mukundshetty@amd.com>
Signed-off-by: Akshata MukundShetty <akshata.mukundshetty@amd.com>
Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
This commit is contained in:
Basavaraj Natikar 2025-06-23 14:24:53 +05:30 committed by Jiri Kosina
parent 8a20830f2d
commit 3a807f3ff9
4 changed files with 29 additions and 1 deletions
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23
drivers/hid/amd-sfh-hid/amd_sfh_client.c
View File

@ -146,6 +146,8 @@ static const char *get_sensor_name(int idx)
return "gyroscope";
case mag_idx:
return "magnetometer";
case op_idx:
return "operating-mode";
case als_idx:
case ACS_IDX: /* ambient color sensor */
return "ALS";
@ -243,6 +245,20 @@ int amd_sfh_hid_client_init(struct amd_mp2_dev *privdata)
rc = -ENOMEM;
goto cleanup;
}
if (cl_data->sensor_idx[i] == op_idx) {
info.period = AMD_SFH_IDLE_LOOP;
info.sensor_idx = cl_data->sensor_idx[i];
info.dma_address = cl_data->sensor_dma_addr[i];
mp2_ops->start(privdata, info);
cl_data->sensor_sts[i] = amd_sfh_wait_for_response(privdata,
cl_data->sensor_idx[i],
SENSOR_ENABLED);
if (cl_data->sensor_sts[i] == SENSOR_ENABLED)
cl_data->is_any_sensor_enabled = true;
continue;
}
cl_data->sensor_sts[i] = SENSOR_DISABLED;
cl_data->sensor_requested_cnt[i] = 0;
cl_data->cur_hid_dev = i;
@ -303,6 +319,13 @@ int amd_sfh_hid_client_init(struct amd_mp2_dev *privdata)
for (i = 0; i < cl_data->num_hid_devices; i++) {
cl_data->cur_hid_dev = i;
if (cl_data->sensor_idx[i] == op_idx) {
dev_dbg(dev, "sid 0x%x (%s) status 0x%x\n",
cl_data->sensor_idx[i], get_sensor_name(cl_data->sensor_idx[i]),
cl_data->sensor_sts[i]);
continue;
}
if (cl_data->sensor_sts[i] == SENSOR_ENABLED) {
rc = amdtp_hid_probe(i, cl_data);
if (rc)

2
drivers/hid/amd-sfh-hid/amd_sfh_hid.h
View File

@ -11,7 +11,7 @@
#ifndef AMDSFH_HID_H
#define AMDSFH_HID_H
#define MAX_HID_DEVICES 6
#define MAX_HID_DEVICES 7
#define AMD_SFH_HID_VENDOR 0x1022
#define AMD_SFH_HID_PRODUCT 0x0001

4
drivers/hid/amd-sfh-hid/amd_sfh_pcie.c
View File

@ -29,6 +29,7 @@
#define ACEL_EN BIT(0)
#define GYRO_EN BIT(1)
#define MAGNO_EN BIT(2)
#define OP_EN BIT(15)
#define HPD_EN BIT(16)
#define ALS_EN BIT(19)
#define ACS_EN BIT(22)
@ -232,6 +233,9 @@ int amd_mp2_get_sensor_num(struct amd_mp2_dev *privdata, u8 *sensor_id)
if (MAGNO_EN & activestatus)
sensor_id[num_of_sensors++] = mag_idx;
if (OP_EN & activestatus)
sensor_id[num_of_sensors++] = op_idx;
if (ALS_EN & activestatus)
sensor_id[num_of_sensors++] = als_idx;

1
drivers/hid/amd-sfh-hid/amd_sfh_pcie.h
View File

@ -79,6 +79,7 @@ enum sensor_idx {
accel_idx = 0,
gyro_idx = 1,
mag_idx = 2,
op_idx = 15,
als_idx = 19
};