[PATCH] reset: brcmstb-rescal: fix incorrect polarity of status bit

Subsystems: reset controller framework, the rest

STALE1831d LANDED

Landed in mainline as f33eb7f29c16 on 2021-10-05.

2 messages, 2 authors, 2021-10-05 · open the first message on its own page

[PATCH] reset: brcmstb-rescal: fix incorrect polarity of status bit

From: Florian Fainelli <f.fainelli@gmail.com>
Date: 2021-09-14 22:12:17

From: Jim Quinlan <jim2101024@gmail.com>

The readl_poll_timeout() should complete when the status bit
is a 1, not 0.

Fixes: 4cf176e52397 ("reset: Add Broadcom STB RESCAL reset controller")
Signed-off-by: Jim Quinlan <jim2101024@gmail.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
---
 drivers/reset/reset-brcmstb-rescal.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/reset/reset-brcmstb-rescal.c b/drivers/reset/reset-brcmstb-rescal.c
index b6f074d6a65f..433fa0c40e47 100644
--- a/drivers/reset/reset-brcmstb-rescal.c
+++ b/drivers/reset/reset-brcmstb-rescal.c
@@ -38,7 +38,7 @@ static int brcm_rescal_reset_set(struct reset_controller_dev *rcdev,
 	}
 
 	ret = readl_poll_timeout(base + BRCM_RESCAL_STATUS, reg,
-				 !(reg & BRCM_RESCAL_STATUS_BIT), 100, 1000);
+				 (reg & BRCM_RESCAL_STATUS_BIT), 100, 1000);
 	if (ret) {
 		dev_err(data->dev, "time out on SATA/PCIe rescal\n");
 		return ret;
-- 
2.25.1


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Re: [PATCH] reset: brcmstb-rescal: fix incorrect polarity of status bit

From: Philipp Zabel <p.zabel@pengutronix.de>
Date: 2021-10-05 09:54:53

On Tue, 2021-09-14 at 15:11 -0700, Florian Fainelli wrote:
quoted hunk
From: Jim Quinlan <jim2101024@gmail.com>

The readl_poll_timeout() should complete when the status bit
is a 1, not 0.

Fixes: 4cf176e52397 ("reset: Add Broadcom STB RESCAL reset controller")
Signed-off-by: Jim Quinlan <jim2101024@gmail.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
---
 drivers/reset/reset-brcmstb-rescal.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/reset/reset-brcmstb-rescal.c b/drivers/reset/reset-brcmstb-rescal.c
index b6f074d6a65f..433fa0c40e47 100644
--- a/drivers/reset/reset-brcmstb-rescal.c
+++ b/drivers/reset/reset-brcmstb-rescal.c
@@ -38,7 +38,7 @@ static int brcm_rescal_reset_set(struct reset_controller_dev *rcdev,
 	}
 
 	ret = readl_poll_timeout(base + BRCM_RESCAL_STATUS, reg,
-				 !(reg & BRCM_RESCAL_STATUS_BIT), 100, 1000);
+				 (reg & BRCM_RESCAL_STATUS_BIT), 100, 1000);
 	if (ret) {
 		dev_err(data->dev, "time out on SATA/PCIe rescal\n");
 		return ret;
Thank you, applied to reset/fixes.

regards
Philipp

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