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Date: Wed, 11 Nov 2020 13:09:58 +0800
From: kernel test robot <lkp@...el.com>
To: Vincent Mailhol <mailhol.vincent@...adoo.fr>,
linux-can@...r.kernel.org, Marc Kleine-Budde <mkl@...gutronix.de>
Cc: kbuild-all@...ts.01.org, Oliver Hartkopp <socketcan@...tkopp.net>,
Vincent Mailhol <mailhol.vincent@...adoo.fr>,
Arunachalam Santhanam <arunachalam.santhanam@...bosch.com>,
Wolfgang Grandegger <wg@...ndegger.com>,
Jakub Kicinski <kuba@...nel.org>,
Masahiro Yamada <masahiroy@...nel.org>,
open list <linux-kernel@...r.kernel.org>,
"open list:NETWORKING DRIVERS" <netdev@...r.kernel.org>
Subject: Re: [PATCH v5] can: usb: etas_es58X: add support for ETAS ES58X CAN
USB interfaces
Hi Vincent,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v5.10-rc3 next-20201110]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Vincent-Mailhol/can-usb-etas_es58X-add-support-for-ETAS-ES58X-CAN-USB-interfaces/20201109-094004
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 521b619acdc8f1f5acdac15b84f81fd9515b2aff
config: i386-randconfig-a012-20201110 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/879dffec30f6576b5fdea872e5d3c71965f902ca
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Vincent-Mailhol/can-usb-etas_es58X-add-support-for-ETAS-ES58X-CAN-USB-interfaces/20201109-094004
git checkout 879dffec30f6576b5fdea872e5d3c71965f902ca
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
drivers/net/can/usb/etas_es58x/es58x_core.c: In function 'es58x_rx_can_msg':
drivers/net/can/usb/etas_es58x/es58x_core.c:745:12: error: 'CAN_MAX_RAW_DLC' undeclared (first use in this function); did you mean 'CAN_MAX_DLC'?
745 | if (dlc > CAN_MAX_RAW_DLC) {
| ^~~~~~~~~~~~~~~
| CAN_MAX_DLC
drivers/net/can/usb/etas_es58x/es58x_core.c:745:12: note: each undeclared identifier is reported only once for each function it appears in
drivers/net/can/usb/etas_es58x/es58x_core.c:756:9: error: implicit declaration of function 'can_get_cc_len'; did you mean 'can_get_echo_skb'? [-Werror=implicit-function-declaration]
756 | len = can_get_cc_len(dlc);
| ^~~~~~~~~~~~~~
| can_get_echo_skb
drivers/net/can/usb/etas_es58x/es58x_core.c:775:6: error: 'struct can_frame' has no member named 'len8_dlc'
775 | ccf->len8_dlc = can_get_len8_dlc(es58x_priv(netdev)->can.ctrlmode,
| ^~
>> drivers/net/can/usb/etas_es58x/es58x_core.c:775:19: error: implicit declaration of function 'can_get_len8_dlc'; did you mean 'can_len2dlc'? [-Werror=implicit-function-declaration]
775 | ccf->len8_dlc = can_get_len8_dlc(es58x_priv(netdev)->can.ctrlmode,
| ^~~~~~~~~~~~~~~~
| can_len2dlc
cc1: some warnings being treated as errors
--
drivers/net/can/usb/etas_es58x/es581_4.c: In function 'es581_4_tx_can_msg':
drivers/net/can/usb/etas_es58x/es581_4.c:385:20: error: implicit declaration of function 'can_get_cc_dlc'; did you mean 'can_get_echo_skb'? [-Werror=implicit-function-declaration]
385 | tx_can_msg->dlc = can_get_cc_dlc(priv->can.ctrlmode,
| ^~~~~~~~~~~~~~
| can_get_echo_skb
>> drivers/net/can/usb/etas_es58x/es581_4.c:386:9: error: 'struct can_frame' has no member named 'len'
386 | cf->len, cf->len8_dlc);
| ^~
drivers/net/can/usb/etas_es58x/es581_4.c:386:18: error: 'struct can_frame' has no member named 'len8_dlc'
386 | cf->len, cf->len8_dlc);
| ^~
In file included from arch/x86/include/asm/string.h:3,
from include/linux/string.h:20,
from include/linux/uuid.h:12,
from include/linux/mod_devicetable.h:13,
from include/linux/usb.h:5,
from drivers/net/can/usb/etas_es58x/es58x_core.h:16,
from drivers/net/can/usb/etas_es58x/es581_4.c:15:
drivers/net/can/usb/etas_es58x/es581_4.c:388:39: error: 'struct can_frame' has no member named 'len'
388 | memcpy(tx_can_msg->data, cf->data, cf->len);
| ^~
arch/x86/include/asm/string_32.h:182:48: note: in definition of macro 'memcpy'
182 | #define memcpy(t, f, n) __builtin_memcpy(t, f, n)
| ^
In file included from <command-line>:
drivers/net/can/usb/etas_es58x/es581_4.c:30:29: error: implicit declaration of function 'can_get_cc_len'; did you mean 'can_get_echo_skb'? [-Werror=implicit-function-declaration]
30 | offsetof(typeof(msg), data[can_get_cc_len((msg).dlc)])
| ^~~~~~~~~~~~~~
include/linux/compiler_types.h:135:57: note: in definition of macro '__compiler_offsetof'
135 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
| ^
drivers/net/can/usb/etas_es58x/es581_4.c:30:2: note: in expansion of macro 'offsetof'
30 | offsetof(typeof(msg), data[can_get_cc_len((msg).dlc)])
| ^~~~~~~~
drivers/net/can/usb/etas_es58x/es581_4.c:392:13: note: in expansion of macro 'es581_4_sizeof_rx_tx_msg'
392 | msg_len += es581_4_sizeof_rx_tx_msg(*tx_can_msg);
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/can/usb/etas_es58x/es581_4.c: At top level:
>> drivers/net/can/usb/etas_es58x/es581_4.c:517:30: error: 'CAN_CTRLMODE_CC_LEN8_DLC' undeclared here (not in a function); did you mean 'CAN_CTRLMODE_LISTENONLY'?
517 | CAN_CTRLMODE_LOOPBACK | CAN_CTRLMODE_CC_LEN8_DLC,
| ^~~~~~~~~~~~~~~~~~~~~~~~
| CAN_CTRLMODE_LISTENONLY
cc1: some warnings being treated as errors
--
drivers/net/can/usb/etas_es58x/es58x_fd.c: In function 'es58x_fd_rx_can_msg':
>> drivers/net/can/usb/etas_es58x/es58x_fd.c:36:3: error: implicit declaration of function 'can_get_cc_len'; did you mean 'can_get_echo_skb'? [-Werror=implicit-function-declaration]
36 | can_get_cc_len(__msg.dlc); \
| ^~~~~~~~~~~~~~
drivers/net/can/usb/etas_es58x/es58x_fd.c:119:24: note: in expansion of macro 'es58x_fd_sizeof_rx_tx_msg'
119 | u16 rx_can_msg_len = es58x_fd_sizeof_rx_tx_msg(*rx_can_msg);
| ^~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/can/usb/etas_es58x/es58x_fd.c: In function 'es58x_fd_tx_can_msg':
drivers/net/can/usb/etas_es58x/es58x_fd.c:371:23: error: 'struct can_frame' has no member named 'len'
371 | tx_can_msg->len = cf->len;
| ^~
drivers/net/can/usb/etas_es58x/es58x_fd.c:373:21: error: implicit declaration of function 'can_get_cc_dlc'; did you mean 'can_get_echo_skb'? [-Werror=implicit-function-declaration]
373 | tx_can_msg->dlc = can_get_cc_dlc(priv->can.ctrlmode,
| ^~~~~~~~~~~~~~
| can_get_echo_skb
drivers/net/can/usb/etas_es58x/es58x_fd.c:374:10: error: 'struct can_frame' has no member named 'len'
374 | cf->len, cf->len8_dlc);
| ^~
drivers/net/can/usb/etas_es58x/es58x_fd.c:374:19: error: 'struct can_frame' has no member named 'len8_dlc'
374 | cf->len, cf->len8_dlc);
| ^~
In file included from arch/x86/include/asm/string.h:3,
from include/linux/string.h:20,
from include/linux/uuid.h:12,
from include/linux/mod_devicetable.h:13,
from include/linux/usb.h:5,
from drivers/net/can/usb/etas_es58x/es58x_core.h:16,
from drivers/net/can/usb/etas_es58x/es58x_fd.c:17:
drivers/net/can/usb/etas_es58x/es58x_fd.c:375:39: error: 'struct can_frame' has no member named 'len'
375 | memcpy(tx_can_msg->data, cf->data, cf->len);
| ^~
arch/x86/include/asm/string_32.h:182:48: note: in definition of macro 'memcpy'
182 | #define memcpy(t, f, n) __builtin_memcpy(t, f, n)
| ^
drivers/net/can/usb/etas_es58x/es58x_fd.c: At top level:
drivers/net/can/usb/etas_es58x/es58x_fd.c:618:6: error: 'CAN_CTRLMODE_CC_LEN8_DLC' undeclared here (not in a function); did you mean 'CAN_CTRLMODE_LISTENONLY'?
618 | CAN_CTRLMODE_CC_LEN8_DLC,
| ^~~~~~~~~~~~~~~~~~~~~~~~
| CAN_CTRLMODE_LISTENONLY
cc1: some warnings being treated as errors
vim +775 drivers/net/can/usb/etas_es58x/es58x_core.c
718
719 /**
720 * es58x_rx_can_msg() - Handle a received a CAN message.
721 * @netdev: CAN network device.
722 * @timestamp: Hardware time stamp (only relevant in rx branches).
723 * @data: CAN payload.
724 * @can_id: CAN ID.
725 * @es58x_flags: Please refer to enum es58x_flag.
726 * @dlc: Data Length Code (raw value).
727 *
728 * Fill up a CAN skb and post it.
729 *
730 * This function handles the case where the DLC of a classical CAN
731 * frame is greater than CAN_MAX_DLEN (c.f. the len8_dlc field of
732 * struct can_frame).
733 *
734 * Return: zero on success.
735 */
736 int es58x_rx_can_msg(struct net_device *netdev, u64 timestamp, const u8 *data,
737 canid_t can_id, enum es58x_flag es58x_flags, u8 dlc)
738 {
739 struct canfd_frame *cfd;
740 struct can_frame *ccf;
741 struct sk_buff *skb;
742 u8 len;
743 bool is_can_fd = !!(es58x_flags & ES58X_FLAG_FD_DATA);
744
745 if (dlc > CAN_MAX_RAW_DLC) {
746 netdev_err(netdev,
747 "%s: DLC is %d but maximum should be %d\n",
748 __func__, dlc, CAN_MAX_RAW_DLC);
749 return -EMSGSIZE;
750 }
751
752 if (is_can_fd) {
753 len = can_dlc2len(dlc);
754 skb = alloc_canfd_skb(netdev, &cfd);
755 } else {
756 len = can_get_cc_len(dlc);
757 skb = alloc_can_skb(netdev, &ccf);
758 cfd = (struct canfd_frame *)ccf;
759 }
760
761 if (!skb) {
762 netdev->stats.rx_dropped++;
763 return -ENOMEM;
764 }
765 cfd->can_id = can_id;
766 cfd->len = len;
767 if (es58x_flags & ES58X_FLAG_EFF)
768 cfd->can_id |= CAN_EFF_FLAG;
769 if (is_can_fd) {
770 if (es58x_flags & ES58X_FLAG_FD_BRS)
771 cfd->flags |= CANFD_BRS;
772 if (es58x_flags & ES58X_FLAG_FD_ESI)
773 cfd->flags |= CANFD_ESI;
774 } else {
> 775 ccf->len8_dlc = can_get_len8_dlc(es58x_priv(netdev)->can.ctrlmode,
776 len, dlc);
777 if (es58x_flags & ES58X_FLAG_RTR) {
778 ccf->can_id |= CAN_RTR_FLAG;
779 len = 0;
780 }
781 }
782 memcpy(cfd->data, data, len);
783 netdev->stats.rx_packets++;
784 netdev->stats.rx_bytes += len;
785
786 es58x_set_skb_timestamp(netdev, skb, timestamp);
787 netif_rx(skb);
788
789 es58x_priv(netdev)->err_passive_before_rtx_success = 0;
790
791 return 0;
792 }
793
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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