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Diffstat (limited to 'drivers/firmware/xilinx/zynqmp.c')
-rw-r--r--drivers/firmware/xilinx/zynqmp.c23
1 files changed, 20 insertions, 3 deletions
diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c
index 15b138326ecc..a3cadbaf3cba 100644
--- a/drivers/firmware/xilinx/zynqmp.c
+++ b/drivers/firmware/xilinx/zynqmp.c
@@ -664,7 +664,7 @@ int zynqmp_pm_write_ggs(u32 index, u32 value)
EXPORT_SYMBOL_GPL(zynqmp_pm_write_ggs);
/**
- * zynqmp_pm_write_ggs() - PM API for reading global general storage (ggs)
+ * zynqmp_pm_read_ggs() - PM API for reading global general storage (ggs)
* @index: GGS register index
* @value: Register value to be written
*
@@ -697,7 +697,7 @@ int zynqmp_pm_write_pggs(u32 index, u32 value)
EXPORT_SYMBOL_GPL(zynqmp_pm_write_pggs);
/**
- * zynqmp_pm_write_pggs() - PM API for reading persistent global general
+ * zynqmp_pm_read_pggs() - PM API for reading persistent global general
* storage (pggs)
* @index: PGGS register index
* @value: Register value to be written
@@ -1012,7 +1012,24 @@ int zynqmp_pm_set_requirement(const u32 node, const u32 capabilities,
EXPORT_SYMBOL_GPL(zynqmp_pm_set_requirement);
/**
- * zynqmp_pm_aes - Access AES hardware to encrypt/decrypt the data using
+ * zynqmp_pm_load_pdi - Load and process PDI
+ * @src: Source device where PDI is located
+ * @address: PDI src address
+ *
+ * This function provides support to load PDI from linux
+ *
+ * Return: Returns status, either success or error+reason
+ */
+int zynqmp_pm_load_pdi(const u32 src, const u64 address)
+{
+ return zynqmp_pm_invoke_fn(PM_LOAD_PDI, src,
+ lower_32_bits(address),
+ upper_32_bits(address), 0, NULL);
+}
+EXPORT_SYMBOL_GPL(zynqmp_pm_load_pdi);
+
+/**
+ * zynqmp_pm_aes_engine - Access AES hardware to encrypt/decrypt the data using
* AES-GCM core.
* @address: Address of the AesParams structure.
* @out: Returned output value