From 65bcca9f52af8ff88d46de317a9ca6e8a2da5d69 Mon Sep 17 00:00:00 2001
From: Rajan Vaja <rajan.vaja@xilinx.com>
Date: Thu, 16 Jan 2020 03:55:05 -0800
Subject: [PATCH] versal: drivers: clk: Fix invalid clock name queries

The clock driver makes EEMI call to get the name of invalid clk
when executing versal_get_clock_info() function. This results in
error messages.
Added check for validating clock before saving clock attribute and
calling versal_pm_clock_get_name() in versal_get_clock_info() function.

Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---
 drivers/clk/clk_versal.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/clk/clk_versal.c b/drivers/clk/clk_versal.c
index 9d4d2149e3..d3673a5c8b 100644
--- a/drivers/clk/clk_versal.c
+++ b/drivers/clk/clk_versal.c
@@ -571,6 +571,12 @@ static void versal_get_clock_info(void)
 			continue;
 
 		clock[i].valid = attr & CLK_VALID_MASK;
+
+		/* skip query for Invalid clock */
+		ret = versal_is_valid_clock(i);
+		if (ret != CLK_VALID_MASK)
+			continue;
+
 		clock[i].type = ((attr >> CLK_TYPE_SHIFT) & 0x1) ?
 				CLK_TYPE_EXTERNAL : CLK_TYPE_OUTPUT;
 		nodetype = (attr >> NODE_TYPE_SHIFT) & NODE_CLASS_MASK;
-- 
2.39.5