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From: Joshua Yeong <joshua.yeong@starfivetech.com>
To: <pgaj@cadence.com>
Cc: <alexandre.belloni@bootlin.com>, <linux-i3c@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>,
	Joshua Yeong <joshua.yeong@starfivetech.com>
Subject: [PATCH 1/1] i3c: master: cdns: Fix reading status register
Date: Mon, 11 Sep 2023 16:16:24 +0800	[thread overview]
Message-ID: <20230911081623.21963-2-joshua.yeong@starfivetech.com> (raw)
In-Reply-To: <20230911081623.21963-1-joshua.yeong@starfivetech.com>

IBIR_DEPTH and CMDR_DEPTH should read from status0 instead of status1

Signed-off-by: Joshua Yeong <joshua.yeong@starfivetech.com>
---
 drivers/i3c/master/i3c-master-cdns.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/i3c/master/i3c-master-cdns.c b/drivers/i3c/master/i3c-master-cdns.c
index 49551db71bc9..8f1fda3c7ac5 100644
--- a/drivers/i3c/master/i3c-master-cdns.c
+++ b/drivers/i3c/master/i3c-master-cdns.c
@@ -191,7 +191,7 @@
 #define SLV_STATUS1_HJ_DIS		BIT(18)
 #define SLV_STATUS1_MR_DIS		BIT(17)
 #define SLV_STATUS1_PROT_ERR		BIT(16)
-#define SLV_STATUS1_DA(x)		(((s) & GENMASK(15, 9)) >> 9)
+#define SLV_STATUS1_DA(s)		(((s) & GENMASK(15, 9)) >> 9)
 #define SLV_STATUS1_HAS_DA		BIT(8)
 #define SLV_STATUS1_DDR_RX_FULL		BIT(7)
 #define SLV_STATUS1_DDR_TX_FULL		BIT(6)
@@ -1623,13 +1623,13 @@ static int cdns_i3c_master_probe(struct platform_device *pdev)
 	/* Device ID0 is reserved to describe this master. */
 	master->maxdevs = CONF_STATUS0_DEVS_NUM(val);
 	master->free_rr_slots = GENMASK(master->maxdevs, 1);
+	master->caps.ibirfifodepth = CONF_STATUS0_IBIR_DEPTH(val);
+	master->caps.cmdrfifodepth = CONF_STATUS0_CMDR_DEPTH(val);
 
 	val = readl(master->regs + CONF_STATUS1);
 	master->caps.cmdfifodepth = CONF_STATUS1_CMD_DEPTH(val);
 	master->caps.rxfifodepth = CONF_STATUS1_RX_DEPTH(val);
 	master->caps.txfifodepth = CONF_STATUS1_TX_DEPTH(val);
-	master->caps.ibirfifodepth = CONF_STATUS0_IBIR_DEPTH(val);
-	master->caps.cmdrfifodepth = CONF_STATUS0_CMDR_DEPTH(val);
 
 	spin_lock_init(&master->ibi.lock);
 	master->ibi.num_slots = CONF_STATUS1_IBI_HW_RES(val);
-- 
2.25.1


WARNING: multiple messages have this Message-ID (diff)
From: Joshua Yeong <joshua.yeong@starfivetech.com>
To: <pgaj@cadence.com>
Cc: <alexandre.belloni@bootlin.com>, <linux-i3c@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>,
	Joshua Yeong <joshua.yeong@starfivetech.com>
Subject: [PATCH 1/1] i3c: master: cdns: Fix reading status register
Date: Mon, 11 Sep 2023 16:16:24 +0800	[thread overview]
Message-ID: <20230911081623.21963-2-joshua.yeong@starfivetech.com> (raw)
In-Reply-To: <20230911081623.21963-1-joshua.yeong@starfivetech.com>

IBIR_DEPTH and CMDR_DEPTH should read from status0 instead of status1

Signed-off-by: Joshua Yeong <joshua.yeong@starfivetech.com>
---
 drivers/i3c/master/i3c-master-cdns.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/i3c/master/i3c-master-cdns.c b/drivers/i3c/master/i3c-master-cdns.c
index 49551db71bc9..8f1fda3c7ac5 100644
--- a/drivers/i3c/master/i3c-master-cdns.c
+++ b/drivers/i3c/master/i3c-master-cdns.c
@@ -191,7 +191,7 @@
 #define SLV_STATUS1_HJ_DIS		BIT(18)
 #define SLV_STATUS1_MR_DIS		BIT(17)
 #define SLV_STATUS1_PROT_ERR		BIT(16)
-#define SLV_STATUS1_DA(x)		(((s) & GENMASK(15, 9)) >> 9)
+#define SLV_STATUS1_DA(s)		(((s) & GENMASK(15, 9)) >> 9)
 #define SLV_STATUS1_HAS_DA		BIT(8)
 #define SLV_STATUS1_DDR_RX_FULL		BIT(7)
 #define SLV_STATUS1_DDR_TX_FULL		BIT(6)
@@ -1623,13 +1623,13 @@ static int cdns_i3c_master_probe(struct platform_device *pdev)
 	/* Device ID0 is reserved to describe this master. */
 	master->maxdevs = CONF_STATUS0_DEVS_NUM(val);
 	master->free_rr_slots = GENMASK(master->maxdevs, 1);
+	master->caps.ibirfifodepth = CONF_STATUS0_IBIR_DEPTH(val);
+	master->caps.cmdrfifodepth = CONF_STATUS0_CMDR_DEPTH(val);
 
 	val = readl(master->regs + CONF_STATUS1);
 	master->caps.cmdfifodepth = CONF_STATUS1_CMD_DEPTH(val);
 	master->caps.rxfifodepth = CONF_STATUS1_RX_DEPTH(val);
 	master->caps.txfifodepth = CONF_STATUS1_TX_DEPTH(val);
-	master->caps.ibirfifodepth = CONF_STATUS0_IBIR_DEPTH(val);
-	master->caps.cmdrfifodepth = CONF_STATUS0_CMDR_DEPTH(val);
 
 	spin_lock_init(&master->ibi.lock);
 	master->ibi.num_slots = CONF_STATUS1_IBI_HW_RES(val);
-- 
2.25.1


-- 
linux-i3c mailing list
linux-i3c@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-i3c

  reply	other threads:[~2023-09-11  8:17 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-11  8:16 [PATCH 0/1] Cadence I3C Status Register Bit Mask Error Joshua Yeong
2023-09-11  8:16 ` Joshua Yeong
2023-09-11  8:16 ` Joshua Yeong [this message]
2023-09-11  8:16   ` [PATCH 1/1] i3c: master: cdns: Fix reading status register Joshua Yeong
2023-09-12 10:57   ` Miquel Raynal
2023-09-12 10:57     ` Miquel Raynal

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