[jkirsher-next-queue:dev-queue 182/183] drivers/net/ethernet/intel/iecm/iecm_lib.c:49:13: warning: no previous prototype for 'iecm_mb_intr_clean'
4:16 p.m.
Hi Alice,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue.git dev-queue
head: 7c7dd63d321082aff5fb170d27beab8a756e3434
commit: cbcbf4f29548030710cedcaccbdacb5851a1f112 [182/183] iecm: Add iecm to the kernel
build system
config: alpha-allyesconfig (attached as .config)
compiler: alpha-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout cbcbf4f29548030710cedcaccbdacb5851a1f112
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=alpha
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>, old ones prefixed by <<):
> drivers/net/ethernet/intel/iecm/iecm_lib.c:49:13: warning: no
previous prototype for 'iecm_mb_intr_clean' [-Wmissing-prototypes]
49 |
irqreturn_t iecm_mb_intr_clean(int __always_unused irq, void *data)
| ^~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_lib.c:63:6: warning: no
previous prototype for 'iecm_mb_irq_enable' [-Wmissing-prototypes]
63 | void
iecm_mb_irq_enable(struct iecm_adapter *adapter)
| ^~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_lib.c:77:5: warning: no
previous prototype for 'iecm_mb_intr_req_irq' [-Wmissing-prototypes]
77 |
int iecm_mb_intr_req_irq(struct iecm_adapter *adapter)
| ^~~~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_lib.c:104:6: warning: no
previous prototype for 'iecm_get_mb_vec_id' [-Wmissing-prototypes]
104 |
void iecm_get_mb_vec_id(struct iecm_adapter *adapter)
| ^~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_lib.c:122:5: warning: no
previous prototype for 'iecm_mb_intr_init' [-Wmissing-prototypes]
122 | int
iecm_mb_intr_init(struct iecm_adapter *adapter)
| ^~~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_lib.c:140:6: warning: no
previous prototype for 'iecm_intr_distribute' [-Wmissing-prototypes]
140 |
void iecm_intr_distribute(struct iecm_adapter *adapter)
| ^~~~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_lib.c:417:5: warning: no
previous prototype for 'iecm_vport_rel' [-Wmissing-prototypes]
417 | int
iecm_vport_rel(struct iecm_vport *vport)
| ^~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_lib.c:748:6: warning: no
previous prototype for 'iecm_deinit_task' [-Wmissing-prototypes]
748 | void
iecm_deinit_task(struct iecm_adapter *adapter)
| ^~~~~~~~~~~~~~~~
In file included from drivers/net/ethernet/intel/include/iecm.h:50,
from drivers/net/ethernet/intel/iecm/iecm_lib.c:6:
drivers/net/ethernet/intel/include/iecm_txrx.h:293:30: warning:
'iecm_rx_ptype_lkup' defined but not used [-Wunused-const-variable=]
293 | struct iecm_rx_ptype_decoded iecm_rx_ptype_lkup[IECM_RX_SUPP_PTYPE] = {
| ^~~~~~~~~~~~~~~~~~
--
> drivers/net/ethernet/intel/iecm/iecm_virtchnl.c:12:6: warning: no
previous prototype for 'iecm_recv_event_msg' [-Wmissing-prototypes]
12 |
void iecm_recv_event_msg(struct iecm_vport *vport)
| ^~~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_virtchnl.c:61:1: warning: no
previous prototype for 'iecm_mb_clean' [-Wmissing-prototypes]
61 |
iecm_mb_clean(struct iecm_adapter *adapter)
| ^~~~~~~~~~~~~
--
> drivers/net/ethernet/intel/iecm/iecm_txrx.c:84:6: warning: no
previous prototype for 'iecm_tx_buf_rel_all' [-Wmissing-prototypes]
84 |
void iecm_tx_buf_rel_all(struct iecm_queue *txq)
| ^~~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_txrx.c:115:6: warning: no
previous prototype for 'iecm_tx_desc_rel' [-Wmissing-prototypes]
115 | void
iecm_tx_desc_rel(struct iecm_queue *txq, bool bufq)
| ^~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_txrx.c:136:6: warning: no
previous prototype for 'iecm_tx_desc_rel_all' [-Wmissing-prototypes]
136 |
void iecm_tx_desc_rel_all(struct iecm_vport *vport)
| ^~~~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_txrx.c:312:6: warning: no
previous prototype for 'iecm_rx_buf_rel_all' [-Wmissing-prototypes]
312 |
void iecm_rx_buf_rel_all(struct iecm_queue *rxq)
| ^~~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_txrx.c:341:6: warning: no
previous prototype for 'iecm_rx_desc_rel' [-Wmissing-prototypes]
341 | void
iecm_rx_desc_rel(struct iecm_queue *rxq, bool bufq,
| ^~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_txrx.c:371:6: warning: no
previous prototype for 'iecm_rx_desc_rel_all' [-Wmissing-prototypes]
371 |
void iecm_rx_desc_rel_all(struct iecm_vport *vport)
| ^~~~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_txrx.c:486:6: warning: no
previous prototype for 'iecm_rx_hdr_buf_hw_alloc' [-Wmissing-prototypes]
486
| bool iecm_rx_hdr_buf_hw_alloc(struct iecm_queue *rxq,
| ^~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/ethernet/intel/iecm/iecm_txrx.c: In function
'iecm_rx_can_reuse_page':
drivers/net/ethernet/intel/iecm/iecm_txrx.c:2510:28: error: 'last_offset'
undeclared (first use in this function); did you mean 'page_offset'?
2510 | if (rx_buf->page_offset > last_offset)
| ^~~~~~~~~~~
| page_offset
drivers/net/ethernet/intel/iecm/iecm_txrx.c:2510:28: note: each undeclared identifier is
reported only once for each function it appears in
drivers/net/ethernet/intel/iecm/iecm_txrx.c: At top level:
> drivers/net/ethernet/intel/iecm/iecm_txrx.c:3565:5: warning: no
previous prototype for 'iecm_vport_splitq_napi_poll' [-Wmissing-prototypes]
3565 | int iecm_vport_splitq_napi_poll(struct napi_struct *napi, int budget)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_txrx.c:3603:6: warning: no
previous prototype for 'iecm_vport_intr_map_vector_to_qs' [-Wmissing-prototypes]
3603 | void iecm_vport_intr_map_vector_to_qs(struct iecm_vport *vport)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/intel/iecm/iecm_txrx.c:3715:5: warning: no
previous prototype for 'iecm_vport_intr_alloc' [-Wmissing-prototypes]
3715 |
int iecm_vport_intr_alloc(struct iecm_vport *vport)
| ^~~~~~~~~~~~~~~~~~~~~
In file included from drivers/net/ethernet/intel/include/iecm.h:50,
from drivers/net/ethernet/intel/iecm/iecm_txrx.c:4:
drivers/net/ethernet/intel/include/iecm_txrx.h:293:30: warning:
'iecm_rx_ptype_lkup' defined but not used [-Wunused-const-variable=]
293 | struct iecm_rx_ptype_decoded iecm_rx_ptype_lkup[IECM_RX_SUPP_PTYPE] = {
| ^~~~~~~~~~~~~~~~~~
vim +/iecm_mb_intr_clean +49 drivers/net/ethernet/intel/iecm/iecm_lib.c
abb358c18f4525 Alice Michael 2020-05-18 43
abb358c18f4525 Alice Michael 2020-05-18 44 /**
abb358c18f4525 Alice Michael 2020-05-18 45 * iecm_mb_intr_clean - Interrupt handler
for the mailbox
abb358c18f4525 Alice Michael 2020-05-18 46 * @irq: interrupt number
abb358c18f4525 Alice Michael 2020-05-18 47 * @data: pointer to the adapter structure
abb358c18f4525 Alice Michael 2020-05-18 48 */
abb358c18f4525 Alice Michael 2020-05-18 @49 irqreturn_t iecm_mb_intr_clean(int
__always_unused irq, void *data)
abb358c18f4525 Alice Michael 2020-05-18 50 {
4227a8f4f793dc Alice Michael 2020-05-18 51 struct iecm_adapter *adapter = (struct
iecm_adapter *)data;
4227a8f4f793dc Alice Michael 2020-05-18 52
4227a8f4f793dc Alice Michael 2020-05-18 53 set_bit(__IECM_MB_INTR_TRIGGER,
adapter->flags);
4227a8f4f793dc Alice Michael 2020-05-18 54 queue_delayed_work(adapter->serv_wq,
&adapter->serv_task,
4227a8f4f793dc Alice Michael 2020-05-18 55 msecs_to_jiffies(0));
4227a8f4f793dc Alice Michael 2020-05-18 56 return IRQ_HANDLED;
abb358c18f4525 Alice Michael 2020-05-18 57 }
abb358c18f4525 Alice Michael 2020-05-18 58
abb358c18f4525 Alice Michael 2020-05-18 59 /**
abb358c18f4525 Alice Michael 2020-05-18 60 * iecm_mb_irq_enable - Enable MSIX
interrupt for the mailbox
abb358c18f4525 Alice Michael 2020-05-18 61 * @adapter: adapter to get the hardware
address for register write
abb358c18f4525 Alice Michael 2020-05-18 62 */
abb358c18f4525 Alice Michael 2020-05-18 @63 void iecm_mb_irq_enable(struct iecm_adapter
*adapter)
abb358c18f4525 Alice Michael 2020-05-18 64 {
4227a8f4f793dc Alice Michael 2020-05-18 65 struct iecm_hw *hw = &adapter->hw;
4227a8f4f793dc Alice Michael 2020-05-18 66 struct iecm_intr_reg *intr =
&adapter->mb_vector.intr_reg;
4227a8f4f793dc Alice Michael 2020-05-18 67 u32 val;
4227a8f4f793dc Alice Michael 2020-05-18 68
4227a8f4f793dc Alice Michael 2020-05-18 69 val = intr->dyn_ctl_intena_m |
intr->dyn_ctl_itridx_m;
4227a8f4f793dc Alice Michael 2020-05-18 70 writel_relaxed(val, (u8 *)(hw->hw_addr +
intr->dyn_ctl));
abb358c18f4525 Alice Michael 2020-05-18 71 }
abb358c18f4525 Alice Michael 2020-05-18 72
abb358c18f4525 Alice Michael 2020-05-18 73 /**
abb358c18f4525 Alice Michael 2020-05-18 74 * iecm_mb_intr_req_irq - Request irq for
the mailbox interrupt
abb358c18f4525 Alice Michael 2020-05-18 75 * @adapter: adapter structure to pass to
the mailbox irq handler
abb358c18f4525 Alice Michael 2020-05-18 76 */
abb358c18f4525 Alice Michael 2020-05-18 @77 int iecm_mb_intr_req_irq(struct iecm_adapter
*adapter)
abb358c18f4525 Alice Michael 2020-05-18 78 {
4227a8f4f793dc Alice Michael 2020-05-18 79 struct iecm_q_vector *mb_vector =
&adapter->mb_vector;
4227a8f4f793dc Alice Michael 2020-05-18 80 int irq_num, mb_vidx = 0, err;
4227a8f4f793dc Alice Michael 2020-05-18 81
4227a8f4f793dc Alice Michael 2020-05-18 82 irq_num =
adapter->msix_entries[mb_vidx].vector;
4227a8f4f793dc Alice Michael 2020-05-18 83 snprintf(mb_vector->name,
sizeof(mb_vector->name) - 1,
4227a8f4f793dc Alice Michael 2020-05-18 84 "%s-%s-%d",
dev_driver_string(&adapter->pdev->dev),
4227a8f4f793dc Alice Michael 2020-05-18 85 "Mailbox", mb_vidx);
4227a8f4f793dc Alice Michael 2020-05-18 86 err = request_irq(irq_num,
adapter->irq_mb_handler, 0,
4227a8f4f793dc Alice Michael 2020-05-18 87 mb_vector->name, adapter);
4227a8f4f793dc Alice Michael 2020-05-18 88 if (err) {
4227a8f4f793dc Alice Michael 2020-05-18 89 dev_err(&adapter->pdev->dev,
4227a8f4f793dc Alice Michael 2020-05-18 90 "Request_irq for mailbox failed,
error: %d\n", err);
4227a8f4f793dc Alice Michael 2020-05-18 91 return err;
4227a8f4f793dc Alice Michael 2020-05-18 92 }
4227a8f4f793dc Alice Michael 2020-05-18 93 set_bit(__IECM_MB_INTR_MODE,
adapter->flags);
4227a8f4f793dc Alice Michael 2020-05-18 94 return 0;
abb358c18f4525 Alice Michael 2020-05-18 95 }
abb358c18f4525 Alice Michael 2020-05-18 96
abb358c18f4525 Alice Michael 2020-05-18 97 /**
abb358c18f4525 Alice Michael 2020-05-18 98 * iecm_get_mb_vec_id - Get vector index for
mailbox
abb358c18f4525 Alice Michael 2020-05-18 99 * @adapter: adapter structure to access the
vector chunks
abb358c18f4525 Alice Michael 2020-05-18 100 *
abb358c18f4525 Alice Michael 2020-05-18 101 * The first vector id in the requested
vector chunks from the CP is for
abb358c18f4525 Alice Michael 2020-05-18 102 * the mailbox
abb358c18f4525 Alice Michael 2020-05-18 103 */
abb358c18f4525 Alice Michael 2020-05-18 @104 void iecm_get_mb_vec_id(struct iecm_adapter
*adapter)
abb358c18f4525 Alice Michael 2020-05-18 105 {
4227a8f4f793dc Alice Michael 2020-05-18 106 struct virtchnl_vector_chunks *vchunks;
4227a8f4f793dc Alice Michael 2020-05-18 107 struct virtchnl_vector_chunk *chunk;
4227a8f4f793dc Alice Michael 2020-05-18 108
4227a8f4f793dc Alice Michael 2020-05-18 109 if (adapter->req_vec_chunks) {
4227a8f4f793dc Alice Michael 2020-05-18 110 vchunks =
&adapter->req_vec_chunks->vchunks;
4227a8f4f793dc Alice Michael 2020-05-18 111 chunk = &vchunks->num_vchunk[0];
4227a8f4f793dc Alice Michael 2020-05-18 112 adapter->mb_vector.v_idx =
chunk->start_vector_id;
4227a8f4f793dc Alice Michael 2020-05-18 113 } else {
4227a8f4f793dc Alice Michael 2020-05-18 114 adapter->mb_vector.v_idx = 0;
4227a8f4f793dc Alice Michael 2020-05-18 115 }
abb358c18f4525 Alice Michael 2020-05-18 116 }
abb358c18f4525 Alice Michael 2020-05-18 117
abb358c18f4525 Alice Michael 2020-05-18 118 /**
abb358c18f4525 Alice Michael 2020-05-18 119 * iecm_mb_intr_init - Initialize the
mailbox interrupt
abb358c18f4525 Alice Michael 2020-05-18 120 * @adapter: adapter structure to store the
mailbox vector
abb358c18f4525 Alice Michael 2020-05-18 121 */
abb358c18f4525 Alice Michael 2020-05-18 @122 int iecm_mb_intr_init(struct iecm_adapter
*adapter)
abb358c18f4525 Alice Michael 2020-05-18 123 {
4227a8f4f793dc Alice Michael 2020-05-18 124 int err = 0;
4227a8f4f793dc Alice Michael 2020-05-18 125
4227a8f4f793dc Alice Michael 2020-05-18 126 iecm_get_mb_vec_id(adapter);
4227a8f4f793dc Alice Michael 2020-05-18 127
adapter->dev_ops.reg_ops.mb_intr_reg_init(adapter);
4227a8f4f793dc Alice Michael 2020-05-18 128 adapter->irq_mb_handler =
iecm_mb_intr_clean;
4227a8f4f793dc Alice Michael 2020-05-18 129 err = iecm_mb_intr_req_irq(adapter);
4227a8f4f793dc Alice Michael 2020-05-18 130 return err;
abb358c18f4525 Alice Michael 2020-05-18 131 }
abb358c18f4525 Alice Michael 2020-05-18 132
abb358c18f4525 Alice Michael 2020-05-18 133 /**
abb358c18f4525 Alice Michael 2020-05-18 134 * iecm_intr_distribute - Distribute MSIX
vectors
abb358c18f4525 Alice Michael 2020-05-18 135 * @adapter: adapter structure to get the
vports
abb358c18f4525 Alice Michael 2020-05-18 136 *
abb358c18f4525 Alice Michael 2020-05-18 137 * Distribute the MSIX vectors acquired from
the OS to the vports based on the
abb358c18f4525 Alice Michael 2020-05-18 138 * num of vectors requested by each vport
abb358c18f4525 Alice Michael 2020-05-18 139 */
abb358c18f4525 Alice Michael 2020-05-18 @140 void iecm_intr_distribute(struct
iecm_adapter *adapter)
abb358c18f4525 Alice Michael 2020-05-18 141 {
4227a8f4f793dc Alice Michael 2020-05-18 142 struct iecm_vport *vport;
4227a8f4f793dc Alice Michael 2020-05-18 143
4227a8f4f793dc Alice Michael 2020-05-18 144 vport = adapter->vports[0];
4227a8f4f793dc Alice Michael 2020-05-18 145 if (adapter->num_msix_entries !=
adapter->num_req_msix)
4227a8f4f793dc Alice Michael 2020-05-18 146 vport->num_q_vectors =
adapter->num_msix_entries -
4227a8f4f793dc Alice Michael 2020-05-18 147 IECM_MAX_NONQ_VEC -
IECM_MIN_RDMA_VEC;
abb358c18f4525 Alice Michael 2020-05-18 148 }
abb358c18f4525 Alice Michael 2020-05-18 149
:::::: The code at line 49 was first introduced by commit
:::::: abb358c18f452548c4540e1de514e231a4ff587a iecm: Common module introduction and
function stubs
:::::: TO: Alice Michael <alice.michael(a)intel.com>
:::::: CC: Jeff Kirsher <jeffrey.t.kirsher(a)intel.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
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