tree: https://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can-next.git at91 head: 4733a29d8b7eae57f42de5539aa46c7c0abbeb24 commit: 4733a29d8b7eae57f42de5539aa46c7c0abbeb24 [1/1] can: at91_can: switch to rx-fifo implementation config: i386-allmodconfig (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: git checkout 4733a29d8b7eae57f42de5539aa46c7c0abbeb24 # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): drivers/net/can/at91_can.c: In function 'at91_mailbox_read': >> drivers/net/can/at91_can.c:566:29: error: 'mask' undeclared (first use in this function); did you mean 'msr'? at91_write(priv, AT91_TCR, mask); ^~~~ msr drivers/net/can/at91_can.c:566:29: note: each undeclared identifier is reported only once for each function it appears in drivers/net/can/at91_can.c: In function 'at91_irq': drivers/net/can/at91_can.c:892:3: error: 'ret' undeclared (first use in this function); did you mean 'net'? ret = can_rx_offload_irq_offload_timestamp(&priv->offload, ^~~ net drivers/net/can/at91_can.c:892:53: error: 'struct at91_priv' has no member named 'offload'; did you mean 'rx_offload'? ret = can_rx_offload_irq_offload_timestamp(&priv->offload, ^~~~~~~ rx_offload drivers/net/can/at91_can.c: In function 'at91_can_probe': drivers/net/can/at91_can.c:1154:19: error: 'struct can_rx_offload' has no member named 'low_first'; did you mean 'mb_first'? priv->rx_offload.low_first = devtype_data->rx_first; ^~~~~~~~~ mb_first drivers/net/can/at91_can.c:1155:19: error: 'struct can_rx_offload' has no member named 'high_first'; did you mean 'mb_first'? priv->rx_offload.high_first = devtype_data->rx_split; ^~~~~~~~~~ mb_first drivers/net/can/at91_can.c:1156:19: error: 'struct can_rx_offload' has no member named 'high_last'; did you mean 'mb_last'? priv->rx_offload.high_last = devtype_data->rx_last; ^~~~~~~~~ mb_last drivers/net/can/at91_can.c:1157:19: error: 'struct can_rx_offload' has no member named 'mailbox_enable_mask'; did you mean 'mailbox_read'? priv->rx_offload.mailbox_enable_mask = at91_mailbox_enable_mask; ^~~~~~~~~~~~~~~~~~~ mailbox_read drivers/net/can/at91_can.c:1157:41: error: 'at91_mailbox_enable_mask' undeclared (first use in this function); did you mean 'at91_mailbox_read'? priv->rx_offload.mailbox_enable_mask = at91_mailbox_enable_mask; ^~~~~~~~~~~~~~~~~~~~~~~~ at91_mailbox_read drivers/net/can/at91_can.c:1160:2: error: implicit declaration of function 'can_rx_offload_add'; did you mean 'can_rx_offload_del'? [-Werror=implicit-function-declaration] can_rx_offload_add(dev, &priv->rx_offload); ^~~~~~~~~~~~~~~~~~ can_rx_offload_del At top level: drivers/net/can/at91_can.c:619:21: warning: 'at91_poll_err' defined but not used [-Wunused-function] static unsigned int at91_poll_err(struct can_rx_offload *offload) ^~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +566 drivers/net/can/at91_can.c 525 526 /** 527 * at91_mailbox_read - read CAN msg from mailbox 528 * @offload: rx-offload 529 * @cf: CAN frame where to store message 530 * @mb: mailbox number to read from 531 * 532 * Reads a CAN message from the given mailbox and stores data into 533 * given can frame. "cf" and "mb" must be valid. 534 */ 535 static unsigned int at91_mailbox_read(struct can_rx_offload *offload, 536 struct can_frame *cf, 537 u32 *timestamp, unsigned int mb) 538 { 539 const struct at91_priv *priv = rx_offload_to_priv(offload); 540 u32 reg_msr, reg_mid; 541 542 reg_msr = at91_read(priv, AT91_MSR(mb)); 543 if (!(reg_msr & AT91_MSR_MRDY)) 544 return 0; 545 546 reg_mid = at91_read(priv, AT91_MID(mb)); 547 if (reg_mid & AT91_MID_MIDE) 548 cf->can_id = ((reg_mid >> 0) & CAN_EFF_MASK) | CAN_EFF_FLAG; 549 else 550 cf->can_id = (reg_mid >> 18) & CAN_SFF_MASK; 551 552 cf->can_dlc = get_can_dlc((reg_msr >> 16) & 0xf); 553 if (reg_msr & AT91_MSR_MRTR) 554 cf->can_id |= CAN_RTR_FLAG; 555 else { 556 *(u32 *)(cf->data + 0) = at91_read(priv, AT91_MDL(mb)); 557 *(u32 *)(cf->data + 4) = at91_read(priv, AT91_MDH(mb)); 558 } 559 560 /* allow RX of extended frames */ 561 at91_write(priv, AT91_MID(mb), AT91_MID_MIDE); 562 563 if (unlikely(mb == get_mb_rx_last(priv) && reg_msr & AT91_MSR_MMI)) 564 at91_rx_overflow_err(offload->dev); 565 > 566 at91_write(priv, AT91_TCR, mask); 567 568 return 1; 569 } 570 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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