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path: root/drivers/net/can/m_can/m_can.c
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Diffstat (limited to 'drivers/net/can/m_can/m_can.c')
-rw-r--r--drivers/net/can/m_can/m_can.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index 2594f7779c6f..b397a33f3d32 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -26,6 +26,7 @@
#include <linux/pm_runtime.h>
#include <linux/iopoll.h>
#include <linux/can/dev.h>
+#include <linux/pinctrl/consumer.h>
/* napi related */
#define M_CAN_NAPI_WEIGHT 64
@@ -253,7 +254,7 @@ enum m_can_mram_cfg {
/* Rx FIFO 0/1 Configuration (RXF0C/RXF1C) */
#define RXFC_FWM_SHIFT 24
-#define RXFC_FWM_MASK (0x7f < RXFC_FWM_SHIFT)
+#define RXFC_FWM_MASK (0x7f << RXFC_FWM_SHIFT)
#define RXFC_FS_SHIFT 16
#define RXFC_FS_MASK (0x7f << RXFC_FS_SHIFT)
@@ -1700,6 +1701,8 @@ static __maybe_unused int m_can_suspend(struct device *dev)
m_can_clk_stop(priv);
}
+ pinctrl_pm_select_sleep_state(dev);
+
priv->can.state = CAN_STATE_SLEEPING;
return 0;
@@ -1710,6 +1713,8 @@ static __maybe_unused int m_can_resume(struct device *dev)
struct net_device *ndev = dev_get_drvdata(dev);
struct m_can_priv *priv = netdev_priv(ndev);
+ pinctrl_pm_select_default_state(dev);
+
m_can_init_ram(priv);
priv->can.state = CAN_STATE_ERROR_ACTIVE;