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[net-next,37/39] can: c_can: use 32-bit write to set arbitration register

Message ID 20210330114559.1114855-38-mkl@pengutronix.de (mailing list archive)
State Accepted
Commit fcbded019855136a3d99d74ef8b44e8f87120fb2
Delegated to: Netdev Maintainers
Headers show
Series [net-next,01/39] MAINTAINERS: remove Dan Murphy from m_can and tcan4x5x | expand

Checks

Context Check Description
netdev/cover_letter success Pull request
netdev/fixes_present success Link
netdev/patch_count warning Series longer than 15 patches
netdev/tree_selection success Clearly marked for net-next
netdev/subject_prefix success Link
netdev/cc_maintainers warning 6 maintainers not CCed: zhangqilong3@huawei.com ztong0001@gmail.com wg@grandegger.com yuehaibing@huawei.com mailhol.vincent@wanadoo.fr socketcan@hartkopp.net
netdev/source_inline success Was 0 now: 0
netdev/verify_signedoff success Link
netdev/module_param success Was 0 now: 0
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/verify_fixes success Link
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 9 lines checked
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/header_inline success Link

Commit Message

Marc Kleine-Budde March 30, 2021, 11:45 a.m. UTC 
From: Dario Binacchi <dariobin@libero.it>

The arbitration register is already set up with 32-bit writes in the
other parts of the code except for this point.

Link: https://lore.kernel.org/r/20210302215435.18286-5-dariobin@libero.it
Signed-off-by: Dario Binacchi <dariobin@libero.it>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
---
 drivers/net/can/c_can/c_can.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
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Patch

diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c
index 980abf6a8609..8fd20304f1ec 100644
--- a/drivers/net/can/c_can/c_can.c
+++ b/drivers/net/can/c_can/c_can.c
@@ -279,8 +279,7 @@  static void c_can_inval_msg_object(struct net_device *dev, int iface, int obj)
 {
 	struct c_can_priv *priv = netdev_priv(dev);
 
-	priv->write_reg(priv, C_CAN_IFACE(ARB1_REG, iface), 0);
-	priv->write_reg(priv, C_CAN_IFACE(ARB2_REG, iface), 0);
+	priv->write_reg32(priv, C_CAN_IFACE(ARB1_REG, iface), 0);
 	c_can_inval_tx_object(dev, iface, obj);
 }