| /Linux-v6.1/Documentation/devicetree/bindings/interrupt-controller/ |
| D | msi.txt | 16 Devices may be configured by software to write to arbitrary doorbells which
17 they can address. An MSI controller may feature a number of doorbells.
35 address by some master. An MSI controller may feature a number of doorbells.
48 not encode doorbells or payloads as these can be configured dynamically.
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| /Linux-v6.1/drivers/ntb/ |
| D | Kconfig | 21 hardware doorbells. MSI interrupts typically offer lower latency
22 than doorbells and more MSI interrupts can be made available to
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| /Linux-v6.1/drivers/mailbox/ |
| D | tegra-hsp.c | 120 struct list_head doorbells; member
163 list_for_each_entry(entry, &hsp->doorbells, list) in __tegra_hsp_doorbell_get()
292 list_add_tail(&db->list, &hsp->doorbells); in tegra_hsp_doorbell_create()
741 INIT_LIST_HEAD(&hsp->doorbells); in tegra_hsp_probe()
888 list_for_each_entry(db, &hsp->doorbells, list) { in tegra_hsp_resume()
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| /Linux-v6.1/Documentation/PCI/endpoint/function/binding/ |
| D | pci-ntb.rst | 31 db_count Number of doorbells; default = 4
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| /Linux-v6.1/drivers/net/ethernet/qlogic/qed/ |
| D | qed_vf.c | 468 if (!p_hwfn->doorbells) { in qed_vf_hw_prepare()
469 p_hwfn->doorbells = (u8 __iomem *)p_hwfn->regview + in qed_vf_hw_prepare()
484 p_hwfn->doorbells = (u8 __iomem *) in qed_vf_hw_prepare()
547 p_hwfn->doorbells = (u8 __iomem *)p_hwfn->regview + in qed_vf_hw_prepare()
554 p_hwfn->regview, p_hwfn->doorbells, p_hwfn->cdev->doorbells); in qed_vf_hw_prepare()
883 *pp_doorbell = (u8 __iomem *)p_hwfn->doorbells + resp->offset; in qed_vf_pf_txq_start()
887 *pp_doorbell = (u8 __iomem *)p_hwfn->doorbells + in qed_vf_pf_txq_start()
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| D | qed.h | 545 void __iomem *doorbells; member
760 void __iomem *doorbells; member
968 ((cdev)->doorbells) + (db_addr)))
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| D | qed_spq.c | 540 db_addr = (void __iomem *)((u8 __iomem *)p_hwfn->doorbells + in qed_spq_setup()
610 db_addr = (void __iomem *)((u8 __iomem *)p_hwfn->doorbells + in qed_spq_free()
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| D | qed_dev.c | 88 if (db_addr < cdev->doorbells || in qed_db_rec_sanity()
90 (u8 __iomem *)cdev->doorbells + cdev->db_size) { in qed_db_rec_sanity()
94 cdev->doorbells, in qed_db_rec_sanity()
95 (u8 __iomem *)cdev->doorbells + cdev->db_size); in qed_db_rec_sanity()
116 p_hwfn = db_addr < cdev->hwfns[1].doorbells ? in qed_db_rec_find_hwfn()
4663 p_hwfn->doorbells = p_doorbells; in qed_hw_prepare_single()
4760 cdev->doorbells, in qed_hw_prepare()
4782 p_doorbell = cdev->doorbells + offset; in qed_hw_prepare()
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| D | qed_main.c | 264 if (cdev->doorbells && cdev->db_size) in qed_free_pci()
265 iounmap(cdev->doorbells); in qed_free_pci()
362 cdev->doorbells = ioremap_wc(cdev->db_phys_addr, cdev->db_size); in qed_init_pci()
364 if (!cdev->doorbells) { in qed_init_pci()
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| D | qed_nvmetcp.c | 448 return (u8 __iomem *)p_hwfn->doorbells + in qed_nvmetcp_get_db_addr()
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| D | qed_fcoe.c | 501 return (u8 __iomem *)p_hwfn->doorbells + in qed_fcoe_get_db_addr()
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| D | qed_ll2.c | 1668 p_rx->set_prod_addr = p_hwfn->doorbells + in qed_ll2_establish_connection()
1680 p_tx->doorbell_addr = (u8 __iomem *)p_hwfn->doorbells + in qed_ll2_establish_connection()
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| /Linux-v6.1/drivers/ntb/test/ |
| D | Kconfig | 6 doorbells of the ntb hardware. This driver may be used to test that
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| /Linux-v6.1/drivers/virt/ |
| D | Kconfig | 37 2) A file interface to reading incoming doorbells.
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| /Linux-v6.1/Documentation/admin-guide/ |
| D | rapidio.rst | 40 resources, and manage mailboxes/doorbells.
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| /Linux-v6.1/Documentation/networking/device_drivers/ethernet/google/ |
| D | gve.rst | 33 - Bar2 - IRQ, RX and TX doorbells
141 doorbells to notify the device of new descriptors.
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| /Linux-v6.1/drivers/net/ethernet/amazon/ena/ |
| D | ena_netdev.h | 193 u64 doorbells; member
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| D | ena_ethtool.c | 71 ENA_STAT_TX_ENTRY(doorbells),
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| /Linux-v6.1/Documentation/driver-api/rapidio/ |
| D | mport_cdev.rst | 41 - Query/Control type of events reported through this driver: doorbells,
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| D | tsi721.rst | 10 doorbells, inbound maintenance port-writes and RapidIO messaging.
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| /Linux-v6.1/drivers/scsi/ |
| D | pmcraid.c | 577 u32 doorbells, intrs; in pmcraid_start_bist() local
582 doorbells = ioread32(pinstance->int_regs.host_ioa_interrupt_reg); in pmcraid_start_bist()
585 doorbells, intrs); in pmcraid_start_bist()
639 u32 doorbells; in pmcraid_reset_alert() local
663 doorbells = in pmcraid_reset_alert()
665 pmcraid_info("doorbells after reset alert: %x\n", doorbells); in pmcraid_reset_alert()
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| /Linux-v6.1/drivers/rapidio/devices/ |
| D | rio_mport_cdev.c | 172 struct list_head doorbells; member
1412 list_for_each_entry(db_filter, &data->doorbells, data_node) { in rio_mport_doorbell_handler()
1463 list_add_tail(&db_filter->data_node, &md->doorbells); in rio_mport_add_db_filter()
2388 INIT_LIST_HEAD(&md->doorbells); in mport_cdev_add()
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| /Linux-v6.1/Documentation/driver-api/pci/ |
| D | p2pdma.rst | 80 this to include other types of resources like doorbells.
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| /Linux-v6.1/drivers/net/ethernet/broadcom/bnx2x/ |
| D | bnx2x.h | 774 writel_relaxed((u32)(val), (bp)->doorbells + ((bp)->db_size * (cid)))
1354 void __iomem *doorbells; member
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| /Linux-v6.1/Documentation/x86/ |
| D | sva.rst | 188 consider doorbells as a mechanism of informing hardware about work to process.
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