| /openbmc/linux/drivers/pci/endpoint/functions/ |
| H A D | pci-epf-ntb.c | 78 u32 db_count; member
489 u16 db_count) in epf_ntb_configure_msix() argument
556 u16 db_count, bool msix) in epf_ntb_configure_db() argument
628 u16 db_count; in epf_ntb_cmd_handler() local
1281 u32 db_count; in epf_ntb_configure_interrupt() local
1299 db_count = ntb->db_count; in epf_ntb_configure_interrupt()
1305 ntb->db_count = db_count; in epf_ntb_configure_interrupt()
1436 u32 num_mws, db_count; in epf_ntb_db_mw_bar_init() local
1456 db_count = ntb->db_count; in epf_ntb_db_mw_bar_init()
2018 EPF_NTB_R(db_count)
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| H A D | pci-epf-vntb.c | 124 u32 db_count; member
259 for (i = 1; i < ntb->db_count; i++) { in epf_ntb_cmd_handler()
466 for (i = 0; i < ntb->db_count; i++) { in epf_ntb_config_spad_bar_alloc()
487 u32 db_count; in epf_ntb_configure_interrupt() local
499 db_count = ntb->db_count; in epf_ntb_configure_interrupt()
500 if (db_count > MAX_DB_COUNT) { in epf_ntb_configure_interrupt()
505 ntb->db_count = db_count; in epf_ntb_configure_interrupt()
536 size_t size = sizeof(u32) * ntb->db_count; in epf_ntb_db_bar_init()
915 EPF_NTB_R(db_count)
916 EPF_NTB_W(db_count)
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| /openbmc/linux/drivers/ntb/hw/epf/ |
| H A D | ntb_hw_epf.c | 73 unsigned int db_count; member
362 ndev->db_count = irq - 1; in ntb_epf_init_isr()
374 for (i = 0; i < ndev->db_count + 1; i++) in ntb_epf_init_isr()
478 if (interrupt_num > ndev->db_count) { in ntb_epf_peer_db_set()
480 interrupt_num, ndev->db_count); in ntb_epf_peer_db_set()
559 ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1; in ntb_epf_init_dev()
652 ntb_epf_send_command(ndev, CMD_TEARDOWN_DOORBELL, ndev->db_count + 1); in ntb_epf_cleanup_isr()
654 for (i = 0; i < ndev->db_count + 1; i++) in ntb_epf_cleanup_isr()
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| /openbmc/linux/drivers/ntb/hw/amd/ |
| H A D | ntb_hw_amd.c | 407 return ntb_ndev(ntb)->db_count; in amd_ntb_db_vector_count()
414 if (db_vector < 0 || db_vector > ndev->db_count) in amd_ntb_db_vector_mask()
758 ndev->db_count = msix_min; in ndev_init_isr()
785 ndev->db_count = 1; in ndev_init_isr()
802 ndev->db_count = 1; in ndev_init_isr()
888 "Doorbell Count -\t%u\n", ndev->db_count); in ndev_debugfs_read()
1064 ndev->db_count = AMD_DB_CNT; in amd_init_ntb()
1128 ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1; in amd_init_dev()
1142 ndev->db_count -= 1; in amd_init_dev()
1143 ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1; in amd_init_dev()
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| H A D | ntb_hw_amd.h | 191 unsigned char db_count; member
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| /openbmc/linux/fs/ext2/ |
| H A D | super.c | 146 int db_count; in ext2_put_super() local
163 db_count = sbi->s_gdb_count; in ext2_put_super()
164 for (i = 0; i < db_count; i++) in ext2_put_super()
817 int db_count; in ext2_fill_super() local
1085 db_count = (sbi->s_groups_count + EXT2_DESC_PER_BLOCK(sb) - 1) / in ext2_fill_super()
1087 sbi->s_group_desc = kvmalloc_array(db_count, in ext2_fill_super()
1102 for (i = 0; i < db_count; i++) { in ext2_fill_super()
1117 sbi->s_gdb_count = db_count; in ext2_fill_super()
1210 for (i = 0; i < db_count; i++) in ext2_fill_super()
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| /openbmc/linux/Documentation/PCI/endpoint/function/binding/ |
| H A D | pci-ntb.rst | 31 db_count Number of doorbells; default = 4
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| /openbmc/linux/drivers/ntb/hw/intel/ |
| H A D | ntb_hw_intel.h | 154 unsigned char db_count; member
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| H A D | ntb_hw_gen3.c | 180 ndev->db_count = GEN3_DB_COUNT; in gen3_init_ntb()
217 ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1; in gen3_init_ntb()
307 "Doorbell Count -\t%u\n", ndev->db_count); in ndev_ntb3_debugfs_read()
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| H A D | ntb_hw_gen4.c | 134 ndev->db_count = GEN4_DB_COUNT; in gen4_init_ntb()
150 ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1; in gen4_init_ntb()
271 "Doorbell Count -\t%u\n", ndev->db_count); in ndev_ntb4_debugfs_read()
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| H A D | ntb_hw_gen1.c | 556 "Doorbell Count -\t%u\n", ndev->db_count); in ndev_ntb_debugfs_read()
1549 ndev->db_count = XEON_DB_COUNT; in xeon_init_ntb()
1609 ndev->db_count -= 1; in xeon_init_ntb()
1634 ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1; in xeon_init_ntb()
1829 ndev->db_count = 0; in ndev_init_struct()
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| /openbmc/linux/Documentation/PCI/endpoint/ |
| H A D | pci-ntb-howto.rst | 97 db_count mw1 mw2 mw3 mw4 num_mws
102 # echo 4 > functions/pci_epf_ntb/func1/pci_epf_ntb.0/db_count
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| H A D | pci-vntb-howto.rst | 93 db_count mw1 mw2 mw3 mw4 num_mws
98 # echo 4 > functions/pci_epf_vntb/func1/pci_epf_vntb.0/db_count
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| /openbmc/linux/fs/ext4/ |
| H A D | super.c | 4844 unsigned int db_count; in ext4_group_desc_init() local
4848 db_count = (sbi->s_groups_count + EXT4_DESC_PER_BLOCK(sb) - 1) / in ext4_group_desc_init()
4851 if (le32_to_cpu(es->s_first_meta_bg) > db_count) { in ext4_group_desc_init()
4855 le32_to_cpu(es->s_first_meta_bg), db_count); in ext4_group_desc_init()
4860 kvmalloc_array(db_count, in ext4_group_desc_init()
4871 for (i = 0; i < db_count; i++) { in ext4_group_desc_init()
4876 for (i = 0; i < db_count; i++) { in ext4_group_desc_init()
4891 sbi->s_gdb_count = db_count; in ext4_group_desc_init()
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