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Searched refs:cmdr_size (Results 1 – 3 of 3) sorted by relevance

/Linux-v5.4/drivers/target/
Dtarget_core_user.c129 u32 cmdr_size; member
825 cmd_head = mb->cmd_head % udev->cmdr_size; /* UAM */ in is_ring_space_avail()
831 if (head_to_end(cmd_head, udev->cmdr_size) >= cmd_size) in is_ring_space_avail()
834 cmd_needed = cmd_size + head_to_end(cmd_head, udev->cmdr_size); in is_ring_space_avail()
836 space = spc_free(cmd_head, udev->cmdr_last_cleaned, udev->cmdr_size); in is_ring_space_avail()
839 udev->cmdr_last_cleaned, udev->cmdr_size); in is_ring_space_avail()
999 cmd_head = mb->cmd_head % udev->cmdr_size; /* UAM */ in queue_cmd_ring()
1000 if ((command_size > (udev->cmdr_size / 2)) || in queue_cmd_ring()
1004 udev->cmdr_size, udev->data_size); in queue_cmd_ring()
1020 if (head_to_end(cmd_head, udev->cmdr_size) < command_size) { in queue_cmd_ring()
[all …]
/Linux-v5.4/include/uapi/linux/
Dtarget_core_user.h53 __u32 cmdr_size; member
/Linux-v5.4/Documentation/target/
Dtcmu-design.rst141 cmdr_size
155 mailbox.cmd_head by the size of the command, modulo cmdr_size, and
184 mailbox.cmd_tail by entry.hdr.length (mod cmdr_size) and signals the
383 mb->cmd_tail = (mb->cmd_tail + tcmu_hdr_get_len(&ent->hdr)) % mb->cmdr_size;