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authorJay Buddhabhatti <jay.buddhabhatti@amd.com>2023-12-19 08:50:24 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-01-04 19:02:49 +0300
commit0c4b2255b7afbcc80f4efcc8f67425162f49c263 (patch)
tree71a706b01d9285b4d8e6d0d083a758272177e045
parent2ad3cc0582003f1fad74ad4c06b85613746fae47 (diff)
downloadlinux-0c4b2255b7afbcc80f4efcc8f67425162f49c263.tar.xz
firmware: xilinx: Export function to use in other module
Export zynqmp_pm_get_family_info() to access and find family information in other module. Signed-off-by: Jay Buddhabhatti <jay.buddhabhatti@amd.com> Link: https://lore.kernel.org/r/20231219055025.27570-2-jay.buddhabhatti@amd.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/firmware/xilinx/zynqmp.c3
-rw-r--r--include/linux/firmware/xlnx-zynqmp.h6
2 files changed, 8 insertions, 1 deletions
diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c
index 73cae6ef83ec..79789f0563f6 100644
--- a/drivers/firmware/xilinx/zynqmp.c
+++ b/drivers/firmware/xilinx/zynqmp.c
@@ -463,7 +463,7 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_get_chipid);
*
* Return: Returns status, either success or error+reason
*/
-static int zynqmp_pm_get_family_info(u32 *family, u32 *subfamily)
+int zynqmp_pm_get_family_info(u32 *family, u32 *subfamily)
{
u32 ret_payload[PAYLOAD_ARG_CNT];
u32 idcode;
@@ -488,6 +488,7 @@ static int zynqmp_pm_get_family_info(u32 *family, u32 *subfamily)
return 0;
}
+EXPORT_SYMBOL_GPL(zynqmp_pm_get_family_info);
/**
* zynqmp_pm_get_trustzone_version() - Get secure trustzone firmware version
diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h
index 1478f691cc10..06f4e6eaf13e 100644
--- a/include/linux/firmware/xlnx-zynqmp.h
+++ b/include/linux/firmware/xlnx-zynqmp.h
@@ -524,6 +524,7 @@ int zynqmp_pm_invoke_fn(u32 pm_api_id, u32 *ret_payload, u32 num_args, ...);
#if IS_REACHABLE(CONFIG_ZYNQMP_FIRMWARE)
int zynqmp_pm_get_api_version(u32 *version);
int zynqmp_pm_get_chipid(u32 *idcode, u32 *version);
+int zynqmp_pm_get_family_info(u32 *family, u32 *subfamily);
int zynqmp_pm_query_data(struct zynqmp_pm_query_data qdata, u32 *out);
int zynqmp_pm_clock_enable(u32 clock_id);
int zynqmp_pm_clock_disable(u32 clock_id);
@@ -602,6 +603,11 @@ static inline int zynqmp_pm_get_chipid(u32 *idcode, u32 *version)
return -ENODEV;
}
+static inline int zynqmp_pm_get_family_info(u32 *family, u32 *subfamily)
+{
+ return -ENODEV;
+}
+
static inline int zynqmp_pm_query_data(struct zynqmp_pm_query_data qdata,
u32 *out)
{