| /Linux-v6.6/drivers/dma/idxd/ |
| D | init.c | 75 static int idxd_setup_interrupts(struct idxd_device *idxd) in idxd_setup_interrupts() argument
77 struct pci_dev *pdev = idxd->pdev; in idxd_setup_interrupts()
88 idxd->irq_cnt = msixcnt; in idxd_setup_interrupts()
98 ie = idxd_get_ie(idxd, 0); in idxd_setup_interrupts()
107 for (i = 0; i < idxd->max_wqs; i++) { in idxd_setup_interrupts()
110 ie = idxd_get_ie(idxd, msix_idx); in idxd_setup_interrupts()
120 idxd_unmask_error_interrupts(idxd); in idxd_setup_interrupts()
124 idxd_mask_error_interrupts(idxd); in idxd_setup_interrupts()
130 static void idxd_cleanup_interrupts(struct idxd_device *idxd) in idxd_cleanup_interrupts() argument
132 struct pci_dev *pdev = idxd->pdev; in idxd_cleanup_interrupts()
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| D | device.c | 15 static void idxd_cmd_exec(struct idxd_device *idxd, int cmd_code, u32 operand,
17 static void idxd_device_wqs_clear_state(struct idxd_device *idxd);
21 void idxd_unmask_error_interrupts(struct idxd_device *idxd) in idxd_unmask_error_interrupts() argument
25 genctrl.bits = ioread32(idxd->reg_base + IDXD_GENCTRL_OFFSET); in idxd_unmask_error_interrupts()
28 iowrite32(genctrl.bits, idxd->reg_base + IDXD_GENCTRL_OFFSET); in idxd_unmask_error_interrupts()
31 void idxd_mask_error_interrupts(struct idxd_device *idxd) in idxd_mask_error_interrupts() argument
35 genctrl.bits = ioread32(idxd->reg_base + IDXD_GENCTRL_OFFSET); in idxd_mask_error_interrupts()
38 iowrite32(genctrl.bits, idxd->reg_base + IDXD_GENCTRL_OFFSET); in idxd_mask_error_interrupts()
53 struct device *dev = &wq->idxd->pdev->dev; in alloc_hw_descs()
86 struct device *dev = &wq->idxd->pdev->dev; in alloc_descs()
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| D | sysfs.c | 36 struct idxd_device *idxd = engine->idxd; in engine_group_id_store() local
45 if (!test_bit(IDXD_FLAG_CONFIGURABLE, &idxd->flags)) in engine_group_id_store()
48 if (id > idxd->max_groups - 1 || id < -1) in engine_group_id_store()
63 engine->group = idxd->groups[id]; in engine_group_id_store()
102 static void idxd_set_free_rdbufs(struct idxd_device *idxd) in idxd_set_free_rdbufs() argument
106 for (i = 0, rdbufs = 0; i < idxd->max_groups; i++) { in idxd_set_free_rdbufs()
107 struct idxd_group *g = idxd->groups[i]; in idxd_set_free_rdbufs()
112 idxd->nr_rdbufs = idxd->max_rdbufs - rdbufs; in idxd_set_free_rdbufs()
137 struct idxd_device *idxd = group->idxd; in group_read_buffers_reserved_store() local
145 if (idxd->data->type == IDXD_TYPE_IAX) in group_read_buffers_reserved_store()
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| D | irq.c | 29 struct idxd_device *idxd; member
34 struct idxd_device *idxd = container_of(work, struct idxd_device, work); in idxd_device_reinit() local
35 struct device *dev = &idxd->pdev->dev; in idxd_device_reinit()
38 idxd_device_reset(idxd); in idxd_device_reinit()
39 rc = idxd_device_config(idxd); in idxd_device_reinit()
43 rc = idxd_device_enable(idxd); in idxd_device_reinit()
47 for (i = 0; i < idxd->max_wqs; i++) { in idxd_device_reinit()
48 if (test_bit(i, idxd->wq_enable_map)) { in idxd_device_reinit()
49 struct idxd_wq *wq = idxd->wqs[i]; in idxd_device_reinit()
53 clear_bit(i, idxd->wq_enable_map); in idxd_device_reinit()
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| D | perfmon.c | 126 struct idxd_device *idxd = idxd_pmu->idxd; in perfmon_assign_hw_event() local
130 hwc->config_base = ioread64(CNTRCFG_REG(idxd, idx)); in perfmon_assign_hw_event()
131 hwc->event_base = ioread64(CNTRCFG_REG(idxd, idx)); in perfmon_assign_hw_event()
200 struct idxd_device *idxd; in perfmon_pmu_event_init() local
203 idxd = event_to_idxd(event); in perfmon_pmu_event_init()
216 if (event->pmu != &idxd->idxd_pmu->pmu) in perfmon_pmu_event_init()
219 event->hw.event_base = ioread64(PERFMON_TABLE_OFFSET(idxd)); in perfmon_pmu_event_init()
220 event->cpu = idxd->idxd_pmu->cpu; in perfmon_pmu_event_init()
225 ret = perfmon_validate_group(idxd->idxd_pmu, event); in perfmon_pmu_event_init()
233 struct idxd_device *idxd; in perfmon_pmu_read_counter() local
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| D | perfmon.h | 38 return idxd_pmu->idxd; in event_to_idxd()
47 return idxd_pmu->idxd; in pmu_to_idxd()
87 #define PERFMON_REG_OFFSET(idxd, offset) \ argument
88 (PERFMON_TABLE_OFFSET(idxd) + (offset))
90 #define PERFCAP_REG(idxd) (PERFMON_REG_OFFSET(idxd, IDXD_PERFCAP_OFFSET)) argument
91 #define PERFRST_REG(idxd) (PERFMON_REG_OFFSET(idxd, IDXD_PERFRST_OFFSET)) argument
92 #define OVFSTATUS_REG(idxd) (PERFMON_REG_OFFSET(idxd, IDXD_OVFSTATUS_OFFSET)) argument
93 #define PERFFRZ_REG(idxd) (PERFMON_REG_OFFSET(idxd, IDXD_PERFFRZ_OFFSET)) argument
95 #define FLTCFG_REG(idxd, cntr, flt) \ argument
96 (PERFMON_REG_OFFSET(idxd, IDXD_FLTCFG_OFFSET) + ((cntr) * 32) + ((flt) * 4))
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| D | debugfs.c | 15 static void dump_event_entry(struct idxd_device *idxd, struct seq_file *s, in dump_event_entry() argument
18 struct idxd_evl *evl = idxd->evl; in dump_event_entry()
23 int evl_strides = evl_ent_size(idxd) / sizeof(u64); in dump_event_entry()
59 struct idxd_device *idxd = s->private; in debugfs_evl_show() local
60 struct idxd_evl *evl = idxd->evl; in debugfs_evl_show()
72 evl_status.bits = ioread64(idxd->reg_base + IDXD_EVLSTATUS_OFFSET); in debugfs_evl_show()
87 dump_event_entry(idxd, s, i, &count, processed); in debugfs_evl_show()
96 int idxd_device_init_debugfs(struct idxd_device *idxd) in idxd_device_init_debugfs() argument
101 idxd->dbgfs_dir = debugfs_create_dir(dev_name(idxd_confdev(idxd)), idxd_debugfs_dir); in idxd_device_init_debugfs()
102 if (IS_ERR(idxd->dbgfs_dir)) in idxd_device_init_debugfs()
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| D | idxd.h | 90 struct idxd_device *idxd; member
105 struct idxd_device *idxd; member
197 struct idxd_device *idxd; member
236 struct idxd_device *idxd; member
265 struct idxd_device *idxd; member
366 static inline unsigned int evl_ent_size(struct idxd_device *idxd) in evl_ent_size() argument
368 return idxd->hw.gen_cap.evl_support ? in evl_ent_size()
369 (32 * (1 << idxd->hw.gen_cap.evl_support)) : 0; in evl_ent_size()
372 static inline unsigned int evl_size(struct idxd_device *idxd) in evl_size() argument
374 return idxd->evl->size * evl_ent_size(idxd); in evl_size()
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| D | cdev.c | 123 struct idxd_device *idxd = wq->idxd; in idxd_file_dev_release() local
132 idxd_device_drain_pasid(idxd, ctx->pasid); in idxd_file_dev_release()
134 if (device_user_pasid_enabled(idxd)) { in idxd_file_dev_release()
167 cdev_ctx = &ictx[wq->idxd->data->type]; in idxd_cdev_dev_release()
199 dev_warn(&wq->idxd->pdev->dev, "xarray cmpxchg failed for pasid %u\n", in idxd_xa_pasid_remove()
224 struct idxd_device *idxd; in idxd_cdev_open() local
233 idxd = wq->idxd; in idxd_cdev_open()
234 dev = &idxd->pdev->dev; in idxd_cdev_open()
253 if (device_user_pasid_enabled(idxd)) { in idxd_cdev_open()
322 if (device_user_pasid_enabled(idxd)) in idxd_cdev_open()
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| D | dma.c | 27 struct idxd_device *idxd = desc->wq->idxd; in idxd_dma_complete_txd() local
35 if (idxd->request_int_handles && comp_type != IDXD_COMPLETE_ABORT && in idxd_dma_complete_txd()
112 struct idxd_device *idxd = wq->idxd; in idxd_dma_submit_memcpy() local
118 if (len > idxd->max_xfer_bytes) in idxd_dma_submit_memcpy()
138 struct device *dev = &wq->idxd->pdev->dev; in idxd_dma_alloc_chan_resources()
149 struct device *dev = &wq->idxd->pdev->dev; in idxd_dma_free_chan_resources()
197 int idxd_register_dma_device(struct idxd_device *idxd) in idxd_register_dma_device() argument
201 struct device *dev = &idxd->pdev->dev; in idxd_register_dma_device()
218 if (idxd->hw.opcap.bits[0] & IDXD_OPCAP_MEMMOVE) { in idxd_register_dma_device()
234 idxd_dma->idxd = idxd; in idxd_register_dma_device()
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| D | submit.c | 14 struct idxd_device *idxd = wq->idxd; in __get_desc() local
18 memset(desc->completion, 0, idxd->data->compl_size); in __get_desc()
21 if (device_pasid_enabled(idxd)) in __get_desc()
22 desc->hw->pasid = idxd->pasid; in __get_desc()
30 struct idxd_device *idxd = wq->idxd; in idxd_alloc_desc() local
35 if (idxd->state != IDXD_DEV_ENABLED) in idxd_alloc_desc()
168 struct idxd_device *idxd = wq->idxd; in idxd_submit_desc() local
174 if (idxd->state != IDXD_DEV_ENABLED) in idxd_submit_desc()
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| D | Makefile | 3 obj-$(CONFIG_INTEL_IDXD) += idxd.o
4 idxd-y := init.o irq.o device.o sysfs.o submit.o dma.o cdev.o debugfs.o
6 idxd-$(CONFIG_INTEL_IDXD_PERFMON) += perfmon.o
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| /Linux-v6.6/drivers/dma/ |
| D | Makefile | 48 obj-y += idxd/
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| D | Kconfig | 311 bool "Legacy behavior for idxd driver"
328 # support shared virtual memory for the devices supported by idxd.
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| /Linux-v6.6/Documentation/admin-guide/ |
| D | kernel-parameters.txt | 1910 idxd.sva= [HW]
1913 support for the idxd driver. By default it is set to
1916 idxd.tc_override= [HW]
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| /Linux-v6.6/ |
| D | MAINTAINERS | 10580 F: drivers/dma/idxd/*
10581 F: include/uapi/linux/idxd.h
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