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Searched refs:db_count (Results 1 – 11 of 11) sorted by relevance

/linux/drivers/ntb/hw/epf/
H A Dntb_hw_epf.c84 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()
482 if (interrupt_num > ndev->db_count) { in ntb_epf_peer_db_set()
484 interrupt_num, ndev->db_count); in ntb_epf_peer_db_set()
563 ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1; in ntb_epf_init_dev()
662 ntb_epf_send_command(ndev, CMD_TEARDOWN_DOORBELL, ndev->db_count + 1); in ntb_epf_cleanup_isr()
664 for (i = 0; i < ndev->db_count + 1; i++) in ntb_epf_cleanup_isr()
/linux/drivers/ntb/hw/amd/
H A Dntb_hw_amd.c416 return ntb_ndev(ntb)->db_count; in amd_ntb_db_vector_count()
423 if (db_vector < 0 || db_vector > ndev->db_count) in amd_ntb_db_vector_mask()
767 ndev->db_count = msix_min; in ndev_init_isr()
794 ndev->db_count = 1; in ndev_init_isr()
811 ndev->db_count = 1; in ndev_init_isr()
897 "Doorbell Count -\t%u\n", ndev->db_count); in ndev_debugfs_read()
1073 ndev->db_count = AMD_DB_CNT; in amd_init_ntb()
1137 ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1; in amd_init_dev()
1151 ndev->db_count -= 1; in amd_init_dev()
1152 ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1; in amd_init_dev()
H A Dntb_hw_amd.h192 unsigned char db_count; member
/linux/fs/ext2/
H A Dsuper.c173 int db_count; in ext2_put_super() local
190 db_count = sbi->s_gdb_count; in ext2_put_super()
191 for (i = 0; i < db_count; i++) in ext2_put_super()
891 int db_count; in ext2_fill_super() local
1123 db_count = (sbi->s_groups_count + EXT2_DESC_PER_BLOCK(sb) - 1) / in ext2_fill_super()
1125 sbi->s_group_desc = kvmalloc_objs(struct buffer_head *, db_count); in ext2_fill_super()
1138 for (i = 0; i < db_count; i++) { in ext2_fill_super()
1153 sbi->s_gdb_count = db_count; in ext2_fill_super()
1246 for (i = 0; i < db_count; i++) in ext2_fill_super()
/linux/Documentation/PCI/endpoint/function/binding/
H A Dpci-ntb.rst31 db_count Number of doorbells; default = 4
/linux/drivers/ntb/hw/intel/
H A Dntb_hw_gen3.c180 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()
310 "Doorbell Count -\t%u\n", ndev->db_count); in ndev_ntb3_debugfs_read()
H A Dntb_hw_gen4.c144 ndev->db_count = GEN4_DB_COUNT; in gen4_init_ntb()
160 ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1; in gen4_init_ntb()
281 "Doorbell Count -\t%u\n", ndev->db_count); in ndev_ntb4_debugfs_read()
H A Dntb_hw_intel.h155 unsigned char db_count; member
H A Dntb_hw_gen1.c556 "Doorbell Count -\t%u\n", ndev->db_count); in ndev_ntb_debugfs_read()
1550 ndev->db_count = XEON_DB_COUNT; in xeon_init_ntb()
1610 ndev->db_count -= 1; in xeon_init_ntb()
1635 ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1; in xeon_init_ntb()
1830 ndev->db_count = 0; in ndev_init_struct()
/linux/Documentation/PCI/endpoint/
H A Dpci-ntb-howto.rst97 db_count mw1 mw2 mw3 mw4 num_mws
102 # echo 4 > functions/pci_epf_ntb/func1/pci_epf_ntb.0/db_count
/linux/fs/ext4/
H A Dsuper.c4866 unsigned int db_count; in ext4_group_desc_init() local
4870 db_count = (sbi->s_groups_count + EXT4_DESC_PER_BLOCK(sb) - 1) / in ext4_group_desc_init()
4873 if (le32_to_cpu(es->s_first_meta_bg) > db_count) { in ext4_group_desc_init()
4877 le32_to_cpu(es->s_first_meta_bg), db_count); in ext4_group_desc_init()
4882 kvmalloc_objs(struct buffer_head *, db_count)); in ext4_group_desc_init()
4891 for (i = 0; i < db_count; i++) { in ext4_group_desc_init()
4896 for (i = 0; i < db_count; i++) { in ext4_group_desc_init()
4911 sbi->s_gdb_count = db_count; in ext4_group_desc_init()