can: flexcan: give member of flexcan_priv holding mailboxes a sensible name

This patch gives the member of flexcan_priv holding mailboxes a sensible name,
by renaming from "cantxfg" to "mb":

    struct flexcan_priv::cantxfg -> struct flexcan_priv::mb

Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 72831c5..28b6283 100644 (file)
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -221,7 +221,7 @@ struct flexcan_regs {
        u32 rxfgmask;           /* 0x48 */
        u32 rxfir;              /* 0x4c */
        u32 _reserved3[12];     /* 0x50 */
-       struct flexcan_mb cantxfg[64];  /* 0x80 */
+       struct flexcan_mb mb[64];       /* 0x80 */
        /* FIFO-mode:
         *                      MB
         * 0x080...0x08f        0       RX message buffer
@@ -491,25 +491,25 @@ static int flexcan_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
        if (cf->can_dlc > 0) {
                data = be32_to_cpup((__be32 *)&cf->data[0]);
-               flexcan_write(data, &regs->cantxfg[FLEXCAN_TX_BUF_ID].data[0]);
+               flexcan_write(data, &regs->mb[FLEXCAN_TX_BUF_ID].data[0]);
        }
        if (cf->can_dlc > 3) {
                data = be32_to_cpup((__be32 *)&cf->data[4]);
-               flexcan_write(data, &regs->cantxfg[FLEXCAN_TX_BUF_ID].data[1]);
+               flexcan_write(data, &regs->mb[FLEXCAN_TX_BUF_ID].data[1]);
        }
 
        can_put_echo_skb(skb, dev, 0);
 
-       flexcan_write(can_id, &regs->cantxfg[FLEXCAN_TX_BUF_ID].can_id);
-       flexcan_write(ctrl, &regs->cantxfg[FLEXCAN_TX_BUF_ID].can_ctrl);
+       flexcan_write(can_id, &regs->mb[FLEXCAN_TX_BUF_ID].can_id);
+       flexcan_write(ctrl, &regs->mb[FLEXCAN_TX_BUF_ID].can_ctrl);
 
        /* Errata ERR005829 step8:
         * Write twice INACTIVE(0x8) code to first MB.
         */
        flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
-                     &regs->cantxfg[FLEXCAN_TX_BUF_RESERVED].can_ctrl);
+                     &regs->mb[FLEXCAN_TX_BUF_RESERVED].can_ctrl);
        flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
-                     &regs->cantxfg[FLEXCAN_TX_BUF_RESERVED].can_ctrl);
+                     &regs->mb[FLEXCAN_TX_BUF_RESERVED].can_ctrl);
 
        return NETDEV_TX_OK;
 }
@@ -629,7 +629,7 @@ static void flexcan_read_fifo(const struct net_device *dev,
 {
        const struct flexcan_priv *priv = netdev_priv(dev);
        struct flexcan_regs __iomem *regs = priv->regs;
-       struct flexcan_mb __iomem *mb = &regs->cantxfg[0];
+       struct flexcan_mb __iomem *mb = &regs->mb[0];
        u32 reg_ctrl, reg_id;
 
        reg_ctrl = flexcan_read(&mb->can_ctrl);
@@ -761,7 +761,7 @@ static irqreturn_t flexcan_irq(int irq, void *dev_id)
 
                /* after sending a RTR frame MB is in RX mode */
                flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
-                             &regs->cantxfg[FLEXCAN_TX_BUF_ID].can_ctrl);
+                             &regs->mb[FLEXCAN_TX_BUF_ID].can_ctrl);
                flexcan_write((1 << FLEXCAN_TX_BUF_ID), &regs->iflag1);
                netif_wake_queue(dev);
        }
@@ -882,18 +882,18 @@ static int flexcan_chip_start(struct net_device *dev)
        flexcan_write(reg_ctrl, &regs->ctrl);
 
        /* clear and invalidate all mailboxes first */
-       for (i = FLEXCAN_TX_BUF_ID; i < ARRAY_SIZE(regs->cantxfg); i++) {
+       for (i = FLEXCAN_TX_BUF_ID; i < ARRAY_SIZE(regs->mb); i++) {
                flexcan_write(FLEXCAN_MB_CODE_RX_INACTIVE,
-                             &regs->cantxfg[i].can_ctrl);
+                             &regs->mb[i].can_ctrl);
        }
 
        /* Errata ERR005829: mark first TX mailbox as INACTIVE */
        flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
-                     &regs->cantxfg[FLEXCAN_TX_BUF_RESERVED].can_ctrl);
+                     &regs->mb[FLEXCAN_TX_BUF_RESERVED].can_ctrl);
 
        /* mark TX mailbox as INACTIVE */
        flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
-                     &regs->cantxfg[FLEXCAN_TX_BUF_ID].can_ctrl);
+                     &regs->mb[FLEXCAN_TX_BUF_ID].can_ctrl);
 
        /* acceptance mask/acceptance code (accept everything) */
        flexcan_write(0x0, &regs->rxgmask);