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authorBasavaraj Natikar <Basavaraj.Natikar@amd.com>2023-09-19 10:10:49 +0200
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2023-09-24 14:22:52 +0200
commit908fee511ced79537b78db60f9b9bdb2f537679a (patch)
tree7bc137cfc5b6bf32734683e1e8f5a33ff65018d0 /drivers/hid
parentiio: hid-sensor-als: Add light color temperature support (diff)
downloadlinux-908fee511ced79537b78db60f9b9bdb2f537679a.tar.xz
linux-908fee511ced79537b78db60f9b9bdb2f537679a.zip
HID: amd_sfh: Add support for light color temperature
In most cases, ambient color sensors also support light color temperature. As a result, add support of light color temperature. Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com> Acked-by: Jiri Kosina <jkosina@suse.cz> Link: https://lore.kernel.org/r/20230919081054.2050714-5-Basavaraj.Natikar@amd.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/hid')
-rw-r--r--drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c4
-rw-r--r--drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.h1
-rw-r--r--drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_report_desc.h7
3 files changed, 12 insertions, 0 deletions
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 8716a05950c8..b7e732ec4806 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
@@ -257,6 +257,10 @@ static u8 get_input_report(u8 current_index, int sensor_idx, int report_id,
else
als_input.illuminance_value =
(int)sensor_virt_addr[0] / AMD_SFH_FW_MULTIPLIER;
+
+ if (sensor_idx == ACS_IDX)
+ als_input.light_color_temp = sensor_virt_addr[1];
+
report_size = sizeof(als_input);
memcpy(input_report, &als_input, sizeof(als_input));
break;
diff --git a/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.h b/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.h
index ebd55675eb62..a7fc50deca4d 100644
--- a/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.h
+++ b/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.h
@@ -99,6 +99,7 @@ struct als_input_report {
struct common_input_property common_property;
/* values specific to this sensor */
int illuminance_value;
+ int light_color_temp;
} __packed;
struct hpd_feature_report {
diff --git a/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_report_desc.h b/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_report_desc.h
index 697f2791ea9c..26e994e54ded 100644
--- a/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_report_desc.h
+++ b/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_report_desc.h
@@ -641,6 +641,13 @@ static const u8 als_report_descriptor[] = {
0x75, 32, /* HID report size(32) */
0x95, 1, /* HID report count (1) */
0X81, 0x02, /* HID Input (Data_Arr_Abs) */
+0x0A, 0xD2, 0x04, /* HID usage sensor data light temperature */
+0x17, 0x00, 0x00, 0x01, 0x80, /* HID logical Min_32 */
+0x27, 0xFF, 0xFF, 0xFF, 0x7F, /* HID logical Max_32 */
+0x55, 0x0, /* HID unit exponent(0x0) */
+0x75, 32, /* HID report size(32) */
+0x95, 1, /* HID report count (1) */
+0X81, 0x02, /* HID Input (Data_Arr_Abs) */
0xC0 /* HID end collection */
};