[PATCH v6 3/6] firmware: xilinx: export the feature check of zynqmp firmware
From: Abhyuday Godhasara <hidden>
Date: 2021-10-25 08:24:42
Also in:
lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Export the zynqmp_pm_feature(), so it can be use by other as to get API version available in firmware. Signed-off-by: Rajan Vaja <redacted> Signed-off-by: Abhyuday Godhasara <redacted> Acked-by: Michal Simek <redacted> --- Changes in v6: - None Changes in v5: - None Changes in v4: - None Changes in v3: - None Changes in v2: - None --- drivers/firmware/xilinx/zynqmp.c | 3 ++- include/linux/firmware/xlnx-zynqmp.h | 6 ++++++ 2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c
index 6e653e9cea2d..e2c55f48b93d 100644
--- a/drivers/firmware/xilinx/zynqmp.c
+++ b/drivers/firmware/xilinx/zynqmp.c@@ -153,7 +153,7 @@ 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];
@@ -190,6 +190,7 @@ 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 bfd87ae35b2c..591bdbb4290e 100644
--- a/include/linux/firmware/xlnx-zynqmp.h
+++ b/include/linux/firmware/xlnx-zynqmp.h@@ -433,6 +433,7 @@ 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) {
@@ -655,6 +656,11 @@ 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__ */
--
2.32.0.93.g670b81a
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