Searched refs:cmdr_size (Results 1 – 3 of 3) sorted by relevance
| /Linux-v5.15/drivers/target/ |
| D | target_core_user.c | 135 u32 cmdr_size; member
826 cmd_head = mb->cmd_head % udev->cmdr_size; /* UAM */ in is_ring_space_avail()
832 if (head_to_end(cmd_head, udev->cmdr_size) >= cmd_size) in is_ring_space_avail()
835 cmd_needed = cmd_size + head_to_end(cmd_head, udev->cmdr_size); in is_ring_space_avail()
837 space = spc_free(cmd_head, udev->cmdr_last_cleaned, udev->cmdr_size); in is_ring_space_avail()
840 udev->cmdr_last_cleaned, udev->cmdr_size); in is_ring_space_avail()
957 uint32_t cmd_head = mb->cmd_head % udev->cmdr_size; /* UAM */ in ring_insert_padding()
960 if (head_to_end(cmd_head, udev->cmdr_size) < cmd_size) { in ring_insert_padding()
961 size_t pad_size = head_to_end(cmd_head, udev->cmdr_size); in ring_insert_padding()
971 UPDATE_HEAD(mb->cmd_head, pad_size, udev->cmdr_size); in ring_insert_padding()
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| /Linux-v5.15/include/uapi/linux/ |
| D | target_core_user.h | 55 __u32 cmdr_size; member
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| /Linux-v5.15/Documentation/target/ |
| D | tcmu-design.rst | 141 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;
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