Lines Matching refs:fnic
16 #include "fnic.h"
20 struct fnic *fnic = data;
24 pba = vnic_intr_legacy_pba(fnic->legacy_pba);
28 fnic->fnic_stats.misc_stats.last_isr_time = jiffies;
29 atomic64_inc(&fnic->fnic_stats.misc_stats.isr_count);
32 vnic_intr_return_all_credits(&fnic->intr[FNIC_INTX_NOTIFY]);
33 fnic_handle_link_event(fnic);
37 vnic_intr_return_all_credits(&fnic->intr[FNIC_INTX_ERR]);
38 fnic_log_q_error(fnic);
42 work_done += fnic_wq_copy_cmpl_handler(fnic, io_completions);
43 work_done += fnic_wq_cmpl_handler(fnic, -1);
44 work_done += fnic_rq_cmpl_handler(fnic, -1);
46 vnic_intr_return_credits(&fnic->intr[FNIC_INTX_WQ_RQ_COPYWQ],
57 struct fnic *fnic = data;
60 fnic->fnic_stats.misc_stats.last_isr_time = jiffies;
61 atomic64_inc(&fnic->fnic_stats.misc_stats.isr_count);
63 work_done += fnic_wq_copy_cmpl_handler(fnic, io_completions);
64 work_done += fnic_wq_cmpl_handler(fnic, -1);
65 work_done += fnic_rq_cmpl_handler(fnic, -1);
67 vnic_intr_return_credits(&fnic->intr[0],
77 struct fnic *fnic = data;
80 fnic->fnic_stats.misc_stats.last_isr_time = jiffies;
81 atomic64_inc(&fnic->fnic_stats.misc_stats.isr_count);
83 rq_work_done = fnic_rq_cmpl_handler(fnic, -1);
84 vnic_intr_return_credits(&fnic->intr[FNIC_MSIX_RQ],
94 struct fnic *fnic = data;
97 fnic->fnic_stats.misc_stats.last_isr_time = jiffies;
98 atomic64_inc(&fnic->fnic_stats.misc_stats.isr_count);
100 wq_work_done = fnic_wq_cmpl_handler(fnic, -1);
101 vnic_intr_return_credits(&fnic->intr[FNIC_MSIX_WQ],
110 struct fnic *fnic = data;
113 fnic->fnic_stats.misc_stats.last_isr_time = jiffies;
114 atomic64_inc(&fnic->fnic_stats.misc_stats.isr_count);
116 wq_copy_work_done = fnic_wq_copy_cmpl_handler(fnic, io_completions);
117 vnic_intr_return_credits(&fnic->intr[FNIC_MSIX_WQ_COPY],
126 struct fnic *fnic = data;
128 fnic->fnic_stats.misc_stats.last_isr_time = jiffies;
129 atomic64_inc(&fnic->fnic_stats.misc_stats.isr_count);
131 vnic_intr_return_all_credits(&fnic->intr[FNIC_MSIX_ERR_NOTIFY]);
132 fnic_log_q_error(fnic);
133 fnic_handle_link_event(fnic);
138 void fnic_free_intr(struct fnic *fnic)
142 switch (vnic_dev_get_intr_mode(fnic->vdev)) {
145 free_irq(pci_irq_vector(fnic->pdev, 0), fnic);
149 for (i = 0; i < ARRAY_SIZE(fnic->msix); i++)
150 if (fnic->msix[i].requested)
151 free_irq(pci_irq_vector(fnic->pdev, i),
152 fnic->msix[i].devid);
160 int fnic_request_intr(struct fnic *fnic)
165 switch (vnic_dev_get_intr_mode(fnic->vdev)) {
168 err = request_irq(pci_irq_vector(fnic->pdev, 0),
169 &fnic_isr_legacy, IRQF_SHARED, DRV_NAME, fnic);
173 err = request_irq(pci_irq_vector(fnic->pdev, 0), &fnic_isr_msi,
174 0, fnic->name, fnic);
179 sprintf(fnic->msix[FNIC_MSIX_RQ].devname,
180 "%.11s-fcs-rq", fnic->name);
181 fnic->msix[FNIC_MSIX_RQ].isr = fnic_isr_msix_rq;
182 fnic->msix[FNIC_MSIX_RQ].devid = fnic;
184 sprintf(fnic->msix[FNIC_MSIX_WQ].devname,
185 "%.11s-fcs-wq", fnic->name);
186 fnic->msix[FNIC_MSIX_WQ].isr = fnic_isr_msix_wq;
187 fnic->msix[FNIC_MSIX_WQ].devid = fnic;
189 sprintf(fnic->msix[FNIC_MSIX_WQ_COPY].devname,
190 "%.11s-scsi-wq", fnic->name);
191 fnic->msix[FNIC_MSIX_WQ_COPY].isr = fnic_isr_msix_wq_copy;
192 fnic->msix[FNIC_MSIX_WQ_COPY].devid = fnic;
194 sprintf(fnic->msix[FNIC_MSIX_ERR_NOTIFY].devname,
195 "%.11s-err-notify", fnic->name);
196 fnic->msix[FNIC_MSIX_ERR_NOTIFY].isr =
198 fnic->msix[FNIC_MSIX_ERR_NOTIFY].devid = fnic;
200 for (i = 0; i < ARRAY_SIZE(fnic->msix); i++) {
201 err = request_irq(pci_irq_vector(fnic->pdev, i),
202 fnic->msix[i].isr, 0,
203 fnic->msix[i].devname,
204 fnic->msix[i].devid);
206 shost_printk(KERN_ERR, fnic->lport->host,
209 fnic_free_intr(fnic);
212 fnic->msix[i].requested = 1;
223 int fnic_set_intr_mode(struct fnic *fnic)
225 unsigned int n = ARRAY_SIZE(fnic->rq);
226 unsigned int m = ARRAY_SIZE(fnic->wq);
227 unsigned int o = ARRAY_SIZE(fnic->wq_copy);
238 if (fnic->rq_count >= n &&
239 fnic->raw_wq_count >= m &&
240 fnic->wq_copy_count >= o &&
241 fnic->cq_count >= n + m + o) {
244 if (pci_alloc_irq_vectors(fnic->pdev, vecs, vecs,
246 fnic->rq_count = n;
247 fnic->raw_wq_count = m;
248 fnic->wq_copy_count = o;
249 fnic->wq_count = m + o;
250 fnic->cq_count = n + m + o;
251 fnic->intr_count = vecs;
252 fnic->err_intr_offset = FNIC_MSIX_ERR_NOTIFY;
254 FNIC_ISR_DBG(KERN_DEBUG, fnic->lport->host,
256 vnic_dev_set_intr_mode(fnic->vdev,
266 if (fnic->rq_count >= 1 &&
267 fnic->raw_wq_count >= 1 &&
268 fnic->wq_copy_count >= 1 &&
269 fnic->cq_count >= 3 &&
270 fnic->intr_count >= 1 &&
271 pci_alloc_irq_vectors(fnic->pdev, 1, 1, PCI_IRQ_MSI) == 1) {
272 fnic->rq_count = 1;
273 fnic->raw_wq_count = 1;
274 fnic->wq_copy_count = 1;
275 fnic->wq_count = 2;
276 fnic->cq_count = 3;
277 fnic->intr_count = 1;
278 fnic->err_intr_offset = 0;
280 FNIC_ISR_DBG(KERN_DEBUG, fnic->lport->host,
282 vnic_dev_set_intr_mode(fnic->vdev, VNIC_DEV_INTR_MODE_MSI);
294 if (fnic->rq_count >= 1 &&
295 fnic->raw_wq_count >= 1 &&
296 fnic->wq_copy_count >= 1 &&
297 fnic->cq_count >= 3 &&
298 fnic->intr_count >= 3) {
300 fnic->rq_count = 1;
301 fnic->raw_wq_count = 1;
302 fnic->wq_copy_count = 1;
303 fnic->cq_count = 3;
304 fnic->intr_count = 3;
306 FNIC_ISR_DBG(KERN_DEBUG, fnic->lport->host,
308 vnic_dev_set_intr_mode(fnic->vdev, VNIC_DEV_INTR_MODE_INTX);
313 vnic_dev_set_intr_mode(fnic->vdev, VNIC_DEV_INTR_MODE_UNKNOWN);
318 void fnic_clear_intr_mode(struct fnic *fnic)
320 pci_free_irq_vectors(fnic->pdev);
321 vnic_dev_set_intr_mode(fnic->vdev, VNIC_DEV_INTR_MODE_INTX);