Sensors driver for GPD Handhelds that expose fan reading and control via hwmon sysfs. Shenzhen GPD Technology Co., Ltd. manufactures a series of handheld devices. This driver implements these functions through x86 port-mapped IO. Signed-off-by: Cryolitia PukNgae <cryolitia@xxxxxxxxxxxxx> --- Changes in v9: - remove worthlessness EC access mutex lock - just return EOPNOTSUPP on device that not support read pwm in auto mode - cleanup code - Link to v8: https://lore.kernel.org/r/20250904-gpd_fan-v8-0-0752584f16da@xxxxxxxxxxxxx Changes in v8: - add mutex lock to protect an entire hwmon operation sequence - clear manual model action - improve error check - style fix - Link to v7: https://lore.kernel.org/r/20250820-gpd_fan-v7-0-10c8058f4dba@xxxxxxxxxxxxx Changes in v7: - Add support for GPD Duo - Change email from cryolitia@xxxxxxxxx to cryolitia@xxxxxxxxxxxxx - Link to v6: https://lore.kernel.org/r/CAGwozwG13swYjCB6_Wm2h8a2CdHxam+2y=g1m42pynkKqqdDLg@xxxxxxxxxxxxxx Changes in v6: - fix: nullptr and label followed by a declaration - cleanup: clean up code and rename some function - format code - dmi: add 2025 new GPD devices - Link to v5: https://lore.kernel.org/r/20250211-gpd_fan-v5-0-608f4255f0e1@xxxxxxxxx Changes in v5: - Rebase on kernel 6.13 - Remove all value-cache related code - Clean up code - Link to v4: https://lore.kernel.org/r/20240718-gpd_fan-v4-0-116e5431a9fe@xxxxxxxxx Changes in v4: - Apply suggest by Krzysztof Kozlowski, thanks! - Link to v3: https://lore.kernel.org/r/20240717-gpd_fan-v3-0-8d7efb1263b7@xxxxxxxxx Changes in v3: - Re-arrange code, thanks to Krzysztof Kozlowski, Guenter Roeck, Yao Zi! - Link to v2: https://lore.kernel.org/r/20240717-gpd_fan-v2-0-f7b7e6b9f21b@xxxxxxxxx Changes in v2: - Improved documentation, thanks to Randy Dunlap! - Link to v1: https://lore.kernel.org/r/20240716-gpd_fan-v1-0-34051dd71a06@xxxxxxxxx --- Cryolitia PukNgae (2): hwmon: add GPD devices sensor driver hwmon: document: add gpd-fan Documentation/hwmon/gpd-fan.rst | 78 +++++ Documentation/hwmon/index.rst | 1 + MAINTAINERS | 7 + drivers/hwmon/Kconfig | 10 + drivers/hwmon/Makefile | 1 + drivers/hwmon/gpd-fan.c | 715 ++++++++++++++++++++++++++++++++++++++++ 6 files changed, 812 insertions(+) --- base-commit: e6b9dce0aeeb91dfc0974ab87f02454e24566182 change-id: 20240716-gpd_fan-57f30923c884 Best regards, -- Cryolitia PukNgae <cryolitia@xxxxxxxxxxxxx>
