[PATCH 2/4] clk: get correct ops for clk_enable() and clk_disable()
Yang Xiwen via B4 Relay
devnull+forbidden405.outlook.com at kernel.org
Sat Nov 18 23:07:05 CET 2023
From: Yang Xiwen <forbidden405 at outlook.com>
assign clk_dev_ops(clkp->dev) to ops to ensure correct clk operations
are called on clocks.
This fixes the incorrect enable_count issue as described in [1].
[1]: https://lore.kernel.org/all/SEZPR06MB695927A6DEEEF8489A06897396A7A@SEZPR06MB6959.apcprd06.prod.outlook.com/
Signed-off-by: Yang Xiwen <forbidden405 at outlook.com>
---
drivers/clk/clk-uclass.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c
index 3b5e3f9c86..3e9d68feb3 100644
--- a/drivers/clk/clk-uclass.c
+++ b/drivers/clk/clk-uclass.c
@@ -640,6 +640,7 @@ int clk_enable(struct clk *clk)
if (CONFIG_IS_ENABLED(CLK_CCF)) {
/* Take id 0 as a non-valid clk, such as dummy */
if (clk->id && !clk_get_by_id(clk->id, &clkp)) {
+ ops = clk_dev_ops(clkp->dev);
if (clkp->enable_count) {
clkp->enable_count++;
return 0;
@@ -699,6 +700,7 @@ int clk_disable(struct clk *clk)
if (CONFIG_IS_ENABLED(CLK_CCF)) {
if (clk->id && !clk_get_by_id(clk->id, &clkp)) {
+ ops = clk_dev_ops(clkp->dev);
if (clkp->flags & CLK_IS_CRITICAL)
return 0;
--
2.39.2
More information about the U-Boot
mailing list