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Subject[PATCH AUTOSEL 5.10 05/34] bus: bt1-apb: Don't print error on -EPROBE_DEFER
Date
From: Serge Semin <Sergey.Semin@baikalelectronics.ru>

[ Upstream commit be5cddef05f519a321a543906f255ac247246074 ]

The Baikal-T1 APB bus driver correctly handles the deferred probe
situation, but still pollutes the system log with a misleading error
message. Let's fix that by using the dev_err_probe() method to print the
log message in case of the clocks/resets request errors.

Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
Link: https://lore.kernel.org/r/20220610104030.28399-1-Sergey.Semin@baikalelectronics.ru'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/bus/bt1-apb.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/drivers/bus/bt1-apb.c b/drivers/bus/bt1-apb.c
index b25ff941e7c7..63b1b4a76671 100644
--- a/drivers/bus/bt1-apb.c
+++ b/drivers/bus/bt1-apb.c
@@ -175,10 +175,9 @@ static int bt1_apb_request_rst(struct bt1_apb *apb)
int ret;

apb->prst = devm_reset_control_get_optional_exclusive(apb->dev, "prst");
- if (IS_ERR(apb->prst)) {
- dev_warn(apb->dev, "Couldn't get reset control line\n");
- return PTR_ERR(apb->prst);
- }
+ if (IS_ERR(apb->prst))
+ return dev_err_probe(apb->dev, PTR_ERR(apb->prst),
+ "Couldn't get reset control line\n");

ret = reset_control_deassert(apb->prst);
if (ret)
@@ -199,10 +198,9 @@ static int bt1_apb_request_clk(struct bt1_apb *apb)
int ret;

apb->pclk = devm_clk_get(apb->dev, "pclk");
- if (IS_ERR(apb->pclk)) {
- dev_err(apb->dev, "Couldn't get APB clock descriptor\n");
- return PTR_ERR(apb->pclk);
- }
+ if (IS_ERR(apb->pclk))
+ return dev_err_probe(apb->dev, PTR_ERR(apb->pclk),
+ "Couldn't get APB clock descriptor\n");

ret = clk_prepare_enable(apb->pclk);
if (ret) {
--
2.35.1
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