Commit f4d77525 authored by Abhyuday Godhasara's avatar Abhyuday Godhasara Committed by Greg Kroah-Hartman
Browse files

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: default avatarMichal Simek <michal.simek@xilinx.com>
Signed-off-by: default avatarRajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: default avatarAbhyuday Godhasara <abhyuday.godhasara@xilinx.com>
Link: https://lore.kernel.org/r/20211026042525.26612-4-abhyuday.godhasara@xilinx.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent fbce9f14

drivers/firmware/xilinx/zynqmp.c

+2 −1
Original line number Diff line number Diff line
@@ -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

include/linux/firmware/xlnx-zynqmp.h

+6 −0
Original line number Diff line number Diff line
@@ -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__ */