| /OK3568_Linux_fs/kernel/drivers/staging/media/atomisp/pci/hive_isp_css_common/host/ |
| H A D | debug_private.h | 30 return (debug_data_ptr->head == debug_data_ptr->tail); in is_debug_buffer_empty()
56 if (remote_tail > debug_data_ptr->tail) { in debug_synch_queue()
57 size_t delta = remote_tail - debug_data_ptr->tail; in debug_synch_queue()
60 debug_data_ptr->tail * sizeof(uint32_t), in debug_synch_queue()
61 (void *)&debug_data_ptr->buf[debug_data_ptr->tail], delta * sizeof(uint32_t)); in debug_synch_queue()
62 } else if (remote_tail < debug_data_ptr->tail) { in debug_synch_queue()
63 size_t delta = DEBUG_BUF_SIZE - debug_data_ptr->tail; in debug_synch_queue()
66 debug_data_ptr->tail * sizeof(uint32_t), in debug_synch_queue()
67 (void *)&debug_data_ptr->buf[debug_data_ptr->tail], delta * sizeof(uint32_t)); in debug_synch_queue()
72 debug_data_ptr->tail = remote_tail; in debug_synch_queue()
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| /OK3568_Linux_fs/kernel/lib/ |
| H A D | list_sort.c | 22 struct list_head *head, **tail = &head; in merge() local
27 *tail = a; in merge()
28 tail = &a->next; in merge()
31 *tail = b; in merge()
35 *tail = b; in merge()
36 tail = &b->next; in merge()
39 *tail = a; in merge()
58 struct list_head *tail = head; in merge_final() local
64 tail->next = a; in merge_final()
65 a->prev = tail; in merge_final()
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| /OK3568_Linux_fs/u-boot/lib/ |
| H A D | membuff.c | 19 mb->tail = mb->start; in membuff_purge()
40 if (mb->head >= mb->tail) { in membuff_putrawflex()
54 if ((maxlen < 0 || len < maxlen) && mb->tail != mb->start) { in membuff_putrawflex()
63 len = mb->tail - mb->head - 1; in membuff_putrawflex()
110 if (mb->head > mb->tail) { in membuff_getraw()
112 *data = mb->tail; in membuff_getraw()
113 len = mb->head - mb->tail; in membuff_getraw()
121 mb->tail += len; in membuff_getraw()
129 else if (mb->head < mb->tail) { in membuff_getraw()
131 *data = mb->tail; in membuff_getraw()
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| H A D | list_sort.c | 25 struct list_head head, *tail = &head; in merge() local
30 tail->next = a; in merge()
33 tail->next = b; in merge()
36 tail = tail->next; in merge()
38 tail->next = a?:b; in merge()
55 struct list_head *tail = head; in merge_and_restore_back_links() local
60 tail->next = a; in merge_and_restore_back_links()
61 a->prev = tail; in merge_and_restore_back_links()
64 tail->next = b; in merge_and_restore_back_links()
65 b->prev = tail; in merge_and_restore_back_links()
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| /OK3568_Linux_fs/kernel/drivers/rpmsg/ |
| H A D | qcom_glink_smem.c | 39 __le32 *tail; member
55 u32 tail; in glink_smem_rx_avail() local
71 tail = le32_to_cpu(*pipe->tail); in glink_smem_rx_avail()
73 if (head < tail) in glink_smem_rx_avail()
74 return pipe->native.length - tail + head; in glink_smem_rx_avail()
76 return head - tail; in glink_smem_rx_avail()
84 u32 tail; in glink_smem_rx_peak() local
86 tail = le32_to_cpu(*pipe->tail); in glink_smem_rx_peak()
87 tail += offset; in glink_smem_rx_peak()
88 if (tail >= pipe->native.length) in glink_smem_rx_peak()
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| H A D | qcom_glink_rpm.c | 50 void __iomem *tail; member
60 unsigned int tail; in glink_rpm_rx_avail() local
63 tail = readl(pipe->tail); in glink_rpm_rx_avail()
65 if (head < tail) in glink_rpm_rx_avail()
66 return pipe->native.length - tail + head; in glink_rpm_rx_avail()
68 return head - tail; in glink_rpm_rx_avail()
75 unsigned int tail; in glink_rpm_rx_peak() local
78 tail = readl(pipe->tail); in glink_rpm_rx_peak()
79 tail += offset; in glink_rpm_rx_peak()
80 if (tail >= pipe->native.length) in glink_rpm_rx_peak()
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| /OK3568_Linux_fs/kernel/arch/arm64/kernel/ |
| H A D | perf_callchain.c | 23 user_backtrace(struct frame_tail __user *tail, in user_backtrace() argument
31 if (!access_ok(tail, sizeof(buftail))) in user_backtrace()
35 err = __copy_from_user_inatomic(&buftail, tail, sizeof(buftail)); in user_backtrace()
49 if (tail >= buftail.fp) in user_backtrace()
71 compat_user_backtrace(struct compat_frame_tail __user *tail, in compat_user_backtrace() argument
78 if (!access_ok(tail, sizeof(buftail))) in compat_user_backtrace()
82 err = __copy_from_user_inatomic(&buftail, tail, sizeof(buftail)); in compat_user_backtrace()
94 if (tail + 1 >= (struct compat_frame_tail __user *) in compat_user_backtrace()
116 struct frame_tail __user *tail; in perf_callchain_user() local
118 tail = (struct frame_tail __user *)regs->regs[29]; in perf_callchain_user()
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| /OK3568_Linux_fs/kernel/drivers/net/ethernet/intel/fm10k/ |
| H A D | fm10k_mbx.c | 17 fifo->tail = 0; in fm10k_fifo_init()
28 return fifo->tail - fifo->head; in fm10k_fifo_used()
39 return fifo->size + fifo->head - fifo->tail; in fm10k_fifo_unused()
50 return fifo->head == fifo->tail; in fm10k_fifo_empty()
74 return (fifo->tail + offset) & (fifo->size - 1); in fm10k_fifo_tail_offset()
120 fifo->head = fifo->tail; in fm10k_fifo_drop_all()
132 static u16 fm10k_mbx_index_len(struct fm10k_mbx_info *mbx, u16 head, u16 tail) in fm10k_mbx_index_len() argument
134 u16 len = tail - head; in fm10k_mbx_index_len()
137 if (len > tail) in fm10k_mbx_index_len()
153 u16 tail = (mbx->tail + offset + 1) & ((mbx->mbmem_len << 1) - 1); in fm10k_mbx_tail_add() local
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| /OK3568_Linux_fs/kernel/drivers/infiniband/sw/rdmavt/ |
| H A D | cq.c | 76 u32 tail; in rvt_cq_enter() local
84 tail = RDMA_READ_UAPI_ATOMIC(u_wc->tail); in rvt_cq_enter()
89 tail = k_wc->tail; in rvt_cq_enter()
103 if (unlikely(next == tail || cq->cq_full)) { in rvt_cq_enter()
361 RDMA_READ_UAPI_ATOMIC(cq->queue->tail)) in rvt_req_notify_cq()
364 if (cq->kqueue->head != cq->kqueue->tail) in rvt_req_notify_cq()
383 u32 head, tail, n; in rvt_resize_cq() local
428 tail = RDMA_READ_UAPI_ATOMIC(old_u_wc->tail); in rvt_resize_cq()
432 tail = old_k_wc->tail; in rvt_resize_cq()
437 if (tail > (u32)cq->ibcq.cqe) in rvt_resize_cq()
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| /OK3568_Linux_fs/kernel/drivers/net/wireguard/ |
| H A D | queueing.c | 55 queue->head = queue->tail = STUB(queue); in wg_prev_queue_init()
81 struct sk_buff *tail = queue->tail, *next = smp_load_acquire(&NEXT(tail)); in wg_prev_queue_dequeue() local
83 if (tail == STUB(queue)) { in wg_prev_queue_dequeue()
86 queue->tail = next; in wg_prev_queue_dequeue()
87 tail = next; in wg_prev_queue_dequeue()
91 queue->tail = next; in wg_prev_queue_dequeue()
93 return tail; in wg_prev_queue_dequeue()
95 if (tail != READ_ONCE(queue->head)) in wg_prev_queue_dequeue()
98 next = smp_load_acquire(&NEXT(tail)); in wg_prev_queue_dequeue()
100 queue->tail = next; in wg_prev_queue_dequeue()
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| /OK3568_Linux_fs/kernel/include/linux/ |
| H A D | circ_buf.h | 12 int tail; member
16 #define CIRC_CNT(head,tail,size) (((head) - (tail)) & ((size)-1)) argument
21 #define CIRC_SPACE(head,tail,size) CIRC_CNT((tail),((head)+1),(size)) argument
26 #define CIRC_CNT_TO_END(head,tail,size) \ argument
27 ({int end = (size) - (tail); \
32 #define CIRC_SPACE_TO_END(head,tail,size) \ argument
34 int n = (end + (tail)) & ((size)-1); \
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| /OK3568_Linux_fs/kernel/drivers/gpu/drm/i915/gt/ |
| H A D | intel_ring.h | 27 void intel_ring_reset(struct intel_ring *ring, u32 tail);
90 assert_ring_tail_valid(const struct intel_ring *ring, unsigned int tail) in assert_ring_tail_valid() argument
94 GEM_BUG_ON(!intel_ring_offset_valid(ring, tail)); in assert_ring_tail_valid()
111 GEM_BUG_ON(cacheline(tail) == cacheline(head) && tail < head); in assert_ring_tail_valid()
116 intel_ring_set_tail(struct intel_ring *ring, unsigned int tail) in intel_ring_set_tail() argument
124 assert_ring_tail_valid(ring, tail); in intel_ring_set_tail()
125 ring->tail = tail; in intel_ring_set_tail()
126 return tail; in intel_ring_set_tail()
130 __intel_ring_space(unsigned int head, unsigned int tail, unsigned int size) in __intel_ring_space() argument
138 return (head - tail - CACHELINE_BYTES) & (size - 1); in __intel_ring_space()
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| /OK3568_Linux_fs/kernel/drivers/net/wireless/rockchip_wlan/rkwifi/bcmdhd/ |
| H A D | hnd_pktq.c | 70 PKTSETLINK(q->tail, p); in BCMFASTPATH()
74 q->tail = p; in BCMFASTPATH()
107 PKTSETLINK(OSL_PHYS_TO_VIRT_ADDR(dq->tail), OSL_VIRT_TO_PHYS_ADDR(sq->head)); in BCMFASTPATH()
113 dq->tail = sq->tail; in BCMFASTPATH()
146 PKTSETLINK(q->tail, p); in BCMFASTPATH()
150 q->tail = p; in BCMFASTPATH()
178 q->tail = p; in BCMPOSTTRAPFASTPATH()
212 q->tail = p; in BCMFASTPATH()
243 q->tail = NULL; in BCMFASTPATH()
279 q->tail = NULL; in BCMFASTPATH()
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| /OK3568_Linux_fs/external/rkwifibt/drivers/bcmdhd/ |
| H A D | hnd_pktq.c | 70 PKTSETLINK(q->tail, p); in BCMFASTPATH()
74 q->tail = p; in BCMFASTPATH()
107 PKTSETLINK(OSL_PHYS_TO_VIRT_ADDR(dq->tail), OSL_VIRT_TO_PHYS_ADDR(sq->head)); in BCMFASTPATH()
113 dq->tail = sq->tail; in BCMFASTPATH()
146 PKTSETLINK(q->tail, p); in BCMFASTPATH()
150 q->tail = p; in BCMFASTPATH()
178 q->tail = p; in BCMPOSTTRAPFASTPATH()
212 q->tail = p; in BCMFASTPATH()
243 q->tail = NULL; in BCMFASTPATH()
279 q->tail = NULL; in BCMFASTPATH()
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| /OK3568_Linux_fs/kernel/kernel/locking/ |
| H A D | qspinlock.c | 117 u32 tail; in encode_tail() local
119 tail = (cpu + 1) << _Q_TAIL_CPU_OFFSET; in encode_tail()
120 tail |= idx << _Q_TAIL_IDX_OFFSET; /* assume < 4 */ in encode_tail()
122 return tail; in encode_tail()
125 static inline __pure struct mcs_spinlock *decode_tail(u32 tail) in decode_tail() argument
127 int cpu = (tail >> _Q_TAIL_CPU_OFFSET) - 1; in decode_tail()
128 int idx = (tail & _Q_TAIL_IDX_MASK) >> _Q_TAIL_IDX_OFFSET; in decode_tail()
176 static __always_inline u32 xchg_tail(struct qspinlock *lock, u32 tail) in xchg_tail() argument
182 return (u32)xchg_relaxed(&lock->tail, in xchg_tail()
183 tail >> _Q_TAIL_OFFSET) << _Q_TAIL_OFFSET; in xchg_tail()
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| /OK3568_Linux_fs/kernel/arch/arm/kernel/ |
| H A D | perf_callchain.c | 34 user_backtrace(struct frame_tail __user *tail, in user_backtrace() argument
40 if (!access_ok(tail, sizeof(buftail))) in user_backtrace()
44 err = __copy_from_user_inatomic(&buftail, tail, sizeof(buftail)); in user_backtrace()
56 if (tail + 1 >= buftail.fp) in user_backtrace()
66 struct frame_tail __user *tail; in perf_callchain_user() local
78 tail = (struct frame_tail __user *)regs->ARM_fp - 1; in perf_callchain_user()
81 tail && !((unsigned long)tail & 0x3)) in perf_callchain_user()
82 tail = user_backtrace(tail, entry); in perf_callchain_user()
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| /OK3568_Linux_fs/kernel/arch/arm/oprofile/ |
| H A D | common.c | 86 static struct frame_tail* user_backtrace(struct frame_tail *tail) in user_backtrace() argument
91 if (!access_ok(tail, sizeof(buftail))) in user_backtrace()
93 if (__copy_from_user_inatomic(buftail, tail, sizeof(buftail))) in user_backtrace()
100 if (tail + 1 >= buftail[0].fp) in user_backtrace()
108 struct frame_tail *tail = ((struct frame_tail *) regs->ARM_fp) - 1; in arm_backtrace() local
117 while (depth-- && tail && !((unsigned long) tail & 3)) in arm_backtrace()
118 tail = user_backtrace(tail); in arm_backtrace()
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| /OK3568_Linux_fs/kernel/Documentation/trace/ |
| H A D | ring-buffer-design.rst | 21 tail
191 It is possible that the page swapped is the commit page and the tail page,
196 reader page commit page tail page
227 tail page
253 +---------+ <--- tail pointer
278 +---------+ <--- tail pointer
291 +---------+ <--- tail pointer
302 +---------+ <--(last full commit and tail pointer)
311 The tail page points to the page with the last write (before
314 The tail page is always equal to or after the commit page. It may
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| /OK3568_Linux_fs/kernel/net/sunrpc/ |
| H A D | xdr.c | 184 struct kvec *tail = xdr->tail; in xdr_inline_pages() local
194 tail->iov_base = buf + offset; in xdr_inline_pages()
195 tail->iov_len = buflen - offset; in xdr_inline_pages()
197 tail->iov_len -= sizeof(__be32); in xdr_inline_pages()
272 struct kvec *tail = buf->tail; in _shift_data_left_tail() local
274 if (len > tail->iov_len) in _shift_data_left_tail()
275 len = tail->iov_len; in _shift_data_left_tail()
279 (char *)tail->iov_base, in _shift_data_left_tail()
281 tail->iov_len -= len; in _shift_data_left_tail()
283 if (tail->iov_len > 0) in _shift_data_left_tail()
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| /OK3568_Linux_fs/kernel/drivers/media/test-drivers/vidtv/ |
| H A D | vidtv_channel.c | 165 struct vidtv_psi_table_eit_event *tail = NULL; in vidtv_channel_eit_event_cat_into_new() local
182 tail = vidtv_psi_eit_event_init(tail, event_id); in vidtv_channel_eit_event_cat_into_new()
183 if (!tail) { in vidtv_channel_eit_event_cat_into_new()
189 vidtv_psi_desc_assign(&tail->descriptor, desc); in vidtv_channel_eit_event_cat_into_new()
192 head = tail; in vidtv_channel_eit_event_cat_into_new()
211 struct vidtv_psi_table_sdt_service *tail = NULL; in vidtv_channel_sdt_serv_cat_into_new() local
229 tail = vidtv_psi_sdt_service_init(tail, in vidtv_channel_sdt_serv_cat_into_new()
233 if (!tail) in vidtv_channel_sdt_serv_cat_into_new()
239 vidtv_psi_desc_assign(&tail->descriptor, desc); in vidtv_channel_sdt_serv_cat_into_new()
242 head = tail; in vidtv_channel_sdt_serv_cat_into_new()
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| /OK3568_Linux_fs/yocto/poky/meta/recipes-devtools/qemu/qemu/ |
| H A D | 0001-use-uint32t-for-reply-queue-head-tail-values.patch | 4 Subject: [PATCH] hw/scsi/megasas: Use uint32_t for reply queue head/tail
23 of the value to access, it is simpler to have the head/tail declared
62 …nt queue_len, uint64_t head, uint64_t tail, uint32_t flags) "queue at 0x%" PRIx64 " len %d head 0x…
63 …nt queue_len, uint32_t head, uint32_t tail, uint32_t flags) "queue at 0x%" PRIx64 " len %d head 0x…
70 …ontext, unsigned int head, unsigned int tail, int busy) "frame 0x%x count %d context 0x%" PRIx64 "…
71 -megasas_qf_update(unsigned int head, unsigned int tail, unsigned int busy) "head 0x%x tail 0x%x bu…
72 …ntext, uint32_t head, uint32_t tail, unsigned int busy) "frame 0x%x count %d context 0x%" PRIx64 "…
73 +megasas_qf_update(uint32_t head, uint32_t tail, unsigned int busy) "head 0x%" PRIx32 " tail 0x%" P…
76 …uint64_t context, unsigned int head, unsigned int tail, int busy) "context 0x%" PRIx64 " head 0x%x…
77 …te(uint64_t context, uint32_t head, uint32_t tail, int busy) "context 0x%" PRIx64 " head 0x%" PRIx…
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| /OK3568_Linux_fs/kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/ |
| H A D | hnd_pktq.c | 78 PKTSETLINK(q->tail, p); in pktq_penq()
82 q->tail = p; in pktq_penq()
116 PKTSETLINK(q->tail, p); in spktq_enq()
120 q->tail = p; in spktq_enq()
148 q->tail = p; in pktq_penq_head()
182 q->tail = p; in spktq_enq_head()
213 q->tail = NULL; in pktq_pdeq()
249 q->tail = NULL; in spktq_deq()
284 for (prev = NULL; p != q->tail; p = PKTLINK(p)) in pktq_pdeq_tail()
292 q->tail = prev; in pktq_pdeq_tail()
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| /OK3568_Linux_fs/kernel/drivers/net/wireless/rockchip_wlan/infineon/bcmdhd/ |
| H A D | hnd_pktq.c | 78 PKTSETLINK(q->tail, p); in pktq_penq()
82 q->tail = p; in pktq_penq()
116 PKTSETLINK(q->tail, p); in spktq_enq()
120 q->tail = p; in spktq_enq()
148 q->tail = p; in pktq_penq_head()
182 q->tail = p; in spktq_enq_head()
213 q->tail = NULL; in pktq_pdeq()
249 q->tail = NULL; in spktq_deq()
284 for (prev = NULL; p != q->tail; p = PKTLINK(p)) in pktq_pdeq_tail()
292 q->tail = prev; in pktq_pdeq_tail()
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| /OK3568_Linux_fs/external/rkwifibt/drivers/infineon/ |
| H A D | hnd_pktq.c | 78 PKTSETLINK(q->tail, p); in pktq_penq()
82 q->tail = p; in pktq_penq()
116 PKTSETLINK(q->tail, p); in spktq_enq()
120 q->tail = p; in spktq_enq()
148 q->tail = p; in pktq_penq_head()
182 q->tail = p; in spktq_enq_head()
213 q->tail = NULL; in pktq_pdeq()
249 q->tail = NULL; in spktq_deq()
284 for (prev = NULL; p != q->tail; p = PKTLINK(p)) in pktq_pdeq_tail()
292 q->tail = prev; in pktq_pdeq_tail()
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| /OK3568_Linux_fs/buildroot/dl/qt5location/git/src/3rdparty/mapbox-gl-native/vendor/nunicode/include/libnu/ |
| H A D | strcoll_internal.h | 27 uint32_t *unicode, const char **tail);
73 const char **tail) { in nu_default_compound_read() argument
75 (void)(tail); in nu_default_compound_read()
95 const char **tail) { in nu_nocase_compound_read() argument
98 if (*tail != 0) { in nu_nocase_compound_read()
99 *tail = nu_casemap_read(*tail, unicode); in nu_nocase_compound_read()
105 *tail = 0; // fall thru in nu_nocase_compound_read()
121 *tail = nu_casemap_read(map, unicode); in nu_nocase_compound_read()
|