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authorMarc Kleine-Budde <mkl@pengutronix.de>2015-08-25 04:39:19 -0400
committerMarc Kleine-Budde <mkl@pengutronix.de>2015-09-21 02:38:23 -0400
commit1ba763d1d4bda61bfb9b8e5154e6cf39a3e2d0e6 (patch)
treed2047d6940a8e9f51ef3b30547aa567cb7506e89 /drivers/net/can
parent89af8746dea940c66f414866eed2a964a348dc09 (diff)
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>
Diffstat (limited to 'drivers/net/can')
-rw-r--r--drivers/net/can/flexcan.c26
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 72831c52ff53..28b6283aacf2 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -221,7 +221,7 @@ struct flexcan_regs {
221 u32 rxfgmask; /* 0x48 */ 221 u32 rxfgmask; /* 0x48 */
222 u32 rxfir; /* 0x4c */ 222 u32 rxfir; /* 0x4c */
223 u32 _reserved3[12]; /* 0x50 */ 223 u32 _reserved3[12]; /* 0x50 */
224 struct flexcan_mb cantxfg[64]; /* 0x80 */ 224 struct flexcan_mb mb[64]; /* 0x80 */
225 /* FIFO-mode: 225 /* FIFO-mode:
226 * MB 226 * MB
227 * 0x080...0x08f 0 RX message buffer 227 * 0x080...0x08f 0 RX message buffer
@@ -491,25 +491,25 @@ static int flexcan_start_xmit(struct sk_buff *skb, struct net_device *dev)
491 491
492 if (cf->can_dlc > 0) { 492 if (cf->can_dlc > 0) {
493 data = be32_to_cpup((__be32 *)&cf->data[0]); 493 data = be32_to_cpup((__be32 *)&cf->data[0]);
494 flexcan_write(data, &regs->cantxfg[FLEXCAN_TX_BUF_ID].data[0]); 494 flexcan_write(data, &regs->mb[FLEXCAN_TX_BUF_ID].data[0]);
495 } 495 }
496 if (cf->can_dlc > 3) { 496 if (cf->can_dlc > 3) {
497 data = be32_to_cpup((__be32 *)&cf->data[4]); 497 data = be32_to_cpup((__be32 *)&cf->data[4]);
498 flexcan_write(data, &regs->cantxfg[FLEXCAN_TX_BUF_ID].data[1]); 498 flexcan_write(data, &regs->mb[FLEXCAN_TX_BUF_ID].data[1]);
499 } 499 }
500 500
501 can_put_echo_skb(skb, dev, 0); 501 can_put_echo_skb(skb, dev, 0);
502 502
503 flexcan_write(can_id, &regs->cantxfg[FLEXCAN_TX_BUF_ID].can_id); 503 flexcan_write(can_id, &regs->mb[FLEXCAN_TX_BUF_ID].can_id);
504 flexcan_write(ctrl, &regs->cantxfg[FLEXCAN_TX_BUF_ID].can_ctrl); 504 flexcan_write(ctrl, &regs->mb[FLEXCAN_TX_BUF_ID].can_ctrl);
505 505
506 /* Errata ERR005829 step8: 506 /* Errata ERR005829 step8:
507 * Write twice INACTIVE(0x8) code to first MB. 507 * Write twice INACTIVE(0x8) code to first MB.
508 */ 508 */
509 flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE, 509 flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
510 &regs->cantxfg[FLEXCAN_TX_BUF_RESERVED].can_ctrl); 510 &regs->mb[FLEXCAN_TX_BUF_RESERVED].can_ctrl);
511 flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE, 511 flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
512 &regs->cantxfg[FLEXCAN_TX_BUF_RESERVED].can_ctrl); 512 &regs->mb[FLEXCAN_TX_BUF_RESERVED].can_ctrl);
513 513
514 return NETDEV_TX_OK; 514 return NETDEV_TX_OK;
515} 515}
@@ -629,7 +629,7 @@ static void flexcan_read_fifo(const struct net_device *dev,
629{ 629{
630 const struct flexcan_priv *priv = netdev_priv(dev); 630 const struct flexcan_priv *priv = netdev_priv(dev);
631 struct flexcan_regs __iomem *regs = priv->regs; 631 struct flexcan_regs __iomem *regs = priv->regs;
632 struct flexcan_mb __iomem *mb = &regs->cantxfg[0]; 632 struct flexcan_mb __iomem *mb = &regs->mb[0];
633 u32 reg_ctrl, reg_id; 633 u32 reg_ctrl, reg_id;
634 634
635 reg_ctrl = flexcan_read(&mb->can_ctrl); 635 reg_ctrl = flexcan_read(&mb->can_ctrl);
@@ -761,7 +761,7 @@ static irqreturn_t flexcan_irq(int irq, void *dev_id)
761 761
762 /* after sending a RTR frame MB is in RX mode */ 762 /* after sending a RTR frame MB is in RX mode */
763 flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE, 763 flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
764 &regs->cantxfg[FLEXCAN_TX_BUF_ID].can_ctrl); 764 &regs->mb[FLEXCAN_TX_BUF_ID].can_ctrl);
765 flexcan_write((1 << FLEXCAN_TX_BUF_ID), &regs->iflag1); 765 flexcan_write((1 << FLEXCAN_TX_BUF_ID), &regs->iflag1);
766 netif_wake_queue(dev); 766 netif_wake_queue(dev);
767 } 767 }
@@ -882,18 +882,18 @@ static int flexcan_chip_start(struct net_device *dev)
882 flexcan_write(reg_ctrl, &regs->ctrl); 882 flexcan_write(reg_ctrl, &regs->ctrl);
883 883
884 /* clear and invalidate all mailboxes first */ 884 /* clear and invalidate all mailboxes first */
885 for (i = FLEXCAN_TX_BUF_ID; i < ARRAY_SIZE(regs->cantxfg); i++) { 885 for (i = FLEXCAN_TX_BUF_ID; i < ARRAY_SIZE(regs->mb); i++) {
886 flexcan_write(FLEXCAN_MB_CODE_RX_INACTIVE, 886 flexcan_write(FLEXCAN_MB_CODE_RX_INACTIVE,
887 &regs->cantxfg[i].can_ctrl); 887 &regs->mb[i].can_ctrl);
888 } 888 }
889 889
890 /* Errata ERR005829: mark first TX mailbox as INACTIVE */ 890 /* Errata ERR005829: mark first TX mailbox as INACTIVE */
891 flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE, 891 flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
892 &regs->cantxfg[FLEXCAN_TX_BUF_RESERVED].can_ctrl); 892 &regs->mb[FLEXCAN_TX_BUF_RESERVED].can_ctrl);
893 893
894 /* mark TX mailbox as INACTIVE */ 894 /* mark TX mailbox as INACTIVE */
895 flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE, 895 flexcan_write(FLEXCAN_MB_CODE_TX_INACTIVE,
896 &regs->cantxfg[FLEXCAN_TX_BUF_ID].can_ctrl); 896 &regs->mb[FLEXCAN_TX_BUF_ID].can_ctrl);
897 897
898 /* acceptance mask/acceptance code (accept everything) */ 898 /* acceptance mask/acceptance code (accept everything) */
899 flexcan_write(0x0, &regs->rxgmask); 899 flexcan_write(0x0, &regs->rxgmask);