diff options
| author | Abhyuday Godhasara <abhyuday.godhasara@xilinx.com> | 2021-10-26 06:25:22 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-11-17 16:11:48 +0100 |
| commit | f4d77525679e289d4976ca03b620ac4cc5403205 (patch) | |
| tree | 2101df8cbaacdb74e8adb61c870554da6cbadfda | |
| parent | firmware: xilinx: add macros of node ids for error event (diff) | |
| download | linux-f4d77525679e289d4976ca03b620ac4cc5403205.tar.xz linux-f4d77525679e289d4976ca03b620ac4cc5403205.zip | |
firmware: xilinx: export the feature check of zynqmp firmware
Export the zynqmp_pm_feature(), so it can be use by other as to get API
version available in firmware.
Acked-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: Abhyuday Godhasara <abhyuday.godhasara@xilinx.com>
Link: https://lore.kernel.org/r/20211026042525.26612-4-abhyuday.godhasara@xilinx.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/firmware/xilinx/zynqmp.c | 3 | ||||
| -rw-r--r-- | include/linux/firmware/xlnx-zynqmp.h | 6 |
2 files changed, 8 insertions, 1 deletions
diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index 30edcd233786..c2828ee6d4cf 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -160,7 +160,7 @@ static noinline int do_fw_call_hvc(u64 arg0, u64 arg1, u64 arg2, * * Return: Returns status, either success or error+reason */ -static int zynqmp_pm_feature(u32 api_id) +int zynqmp_pm_feature(const u32 api_id) { int ret; u32 ret_payload[PAYLOAD_ARG_CNT]; @@ -197,6 +197,7 @@ static int zynqmp_pm_feature(u32 api_id) return ret; } +EXPORT_SYMBOL_GPL(zynqmp_pm_feature); /** * zynqmp_pm_invoke_fn() - Invoke the system-level platform management layer diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h index b0a38091db71..077e894bb340 100644 --- a/include/linux/firmware/xlnx-zynqmp.h +++ b/include/linux/firmware/xlnx-zynqmp.h @@ -444,6 +444,7 @@ int zynqmp_pm_pinctrl_set_config(const u32 pin, const u32 param, int zynqmp_pm_load_pdi(const u32 src, const u64 address); int zynqmp_pm_register_notifier(const u32 node, const u32 event, const u32 wake, const u32 enable); +int zynqmp_pm_feature(const u32 api_id); #else static inline int zynqmp_pm_get_api_version(u32 *version) { @@ -681,6 +682,11 @@ static inline int zynqmp_pm_register_notifier(const u32 node, const u32 event, { return -ENODEV; } + +static inline int zynqmp_pm_feature(const u32 api_id) +{ + return -ENODEV; +} #endif #endif /* __FIRMWARE_ZYNQMP_H__ */ |