| /openbmc/linux/virt/lib/ |
| H A D | irqbypass.c | 78 * irq_bypass_register_producer - register IRQ bypass producer
79 * @producer: pointer to producer structure
81 * Add the provided IRQ producer to the list of producers and connect
84 int irq_bypass_register_producer(struct irq_bypass_producer *producer) in irq_bypass_register_producer() argument
90 if (!producer->token) in irq_bypass_register_producer()
101 if (tmp->token == producer->token) { in irq_bypass_register_producer()
108 if (consumer->token == producer->token) { in irq_bypass_register_producer()
109 ret = __connect(producer, consumer); in irq_bypass_register_producer()
116 list_add(&producer->node, &producers); in irq_bypass_register_producer()
129 * irq_bypass_unregister_producer - unregister IRQ bypass producer
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| /openbmc/linux/net/xdp/ |
| H A D | xsk_queue.h | 17 u32 producer ____cacheline_aligned_in_smp;
19 * pointer if the producer pointer is touched and vice versa.
59 * completion ring, the kernel is the producer and user space is the
61 * user space is the producer.
63 * producer consumer
65 * if (LOAD ->consumer) { (A) LOAD.acq ->producer (C)
67 * STORE.rel ->producer (B) STORE.rel ->consumer (D)
73 * the producer pointer. If this barrier was missing, the consumer
74 * could observe the producer pointer being set and thus load the data
75 * before the producer has written the new data. The consumer would in
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| /openbmc/linux/include/linux/ |
| H A D | irqbypass.h | 27 * callbacks. Match tokens must be unique per producer/consumer, 1:N pairings
32 * struct irq_bypass_producer - IRQ bypass producer definition
34 * @token: opaque token to match between producer and consumer (non-NULL)
35 * @irq: Linux IRQ number for the producer device
36 * @add_consumer: Connect the IRQ producer to an IRQ consumer (optional)
37 * @del_consumer: Disconnect the IRQ producer from an IRQ consumer (optional)
41 * The IRQ bypass producer structure represents an interrupt source for
60 * @token: opaque token to match between producer and consumer (non-NULL)
61 * @add_producer: Connect the IRQ consumer to an IRQ producer
62 * @del_producer: Disconnect the IRQ consumer from an IRQ producer
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| H A D | ptr_ring.h | 14 * single producer and a single consumer CPU.
31 int producer ____cacheline_aligned_in_smp;
36 /* Shared consumer/producer data */
37 /* Read-only by both the producer and the consumer */
51 return r->queue[r->producer]; in __ptr_ring_full()
106 if (unlikely(!r->size) || r->queue[r->producer]) in __ptr_ring_produce()
113 WRITE_ONCE(r->queue[r->producer++], ptr); in __ptr_ring_produce()
114 if (unlikely(r->producer >= r->size)) in __ptr_ring_produce()
115 r->producer = 0; in __ptr_ring_produce()
120 * Note: resize (below) nests producer lock within consumer lock, so if you
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| H A D | clk.h | 188 * producer
206 * producer
356 * clk_get - lookup and obtain a reference to a clock producer.
360 * Returns a struct clk corresponding to the clock producer, or
363 * the clock producer. (IOW, @id may be identical strings, but
373 * clk_bulk_get - lookup and obtain a number of references to clock producer.
385 * clock consumer, and thereby the clock producer.
396 * producer.
416 * clk_bulk_get_optional - lookup and obtain a number of references to clock producer
421 * Behaves the same as clk_bulk_get() except where there is no clock producer.
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| /openbmc/linux/Documentation/core-api/ |
| H A D | circular-buffers.rst | 15 (2) Memory barriers for when the producer and the consumer of objects in the
19 producer and just one consumer. It is possible to handle multiple producers by
30 - The producer.
41 (1) A 'head' index - the point at which the producer inserts items into the
113 (1) CIRC_SPACE*() are intended to be used in the producer. To the producer
114 they will return a lower bound as the producer controls the head index,
118 To the consumer it will show an upper bound as the producer may be busy
123 producer may still be filling the buffer on another CPU and moving the
126 To the producer it will show an upper bound as the consumer may be busy
130 producer and consumer become visible cannot be guaranteed as they are
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| /openbmc/linux/drivers/mmc/host/ |
| H A D | mmci_qcom_dml.c | 59 /* Read operation: configure DML for producer operation */ in qcom_dma_start()
60 /* Set producer CRCI-x and disable consumer CRCI */ in qcom_dma_start()
66 /* Set the Producer BAM block size */ in qcom_dma_start()
69 /* Set Producer BAM Transaction size */ in qcom_dma_start()
72 /* Set Producer Transaction End bit */ in qcom_dma_start()
76 /* Trigger producer */ in qcom_dma_start()
80 /* Set consumer CRCI-x and disable producer CRCI*/ in qcom_dma_start()
85 /* Clear Producer Transaction End bit */ in qcom_dma_start()
142 /* Disable the producer and consumer CRCI */ in qcom_dma_setup()
164 * Initialize the logical BAM pipe size for producer in qcom_dma_setup()
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| /openbmc/linux/tools/testing/selftests/bpf/benchs/ |
| H A D | run_bench_ringbufs.sh | 9 header "Single-producer, parallel producer"
14 header "Single-producer, parallel producer, sampled notification"
19 header "Single-producer, back-to-back mode"
42 header "Single-producer, consumer/producer competing on the same CPU, low batch count"
47 header "Ringbuf, multi-producer contention"
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| H A D | bench_rename.c | 17 fprintf(stderr, "benchmark doesn't support multi-producer!\n"); in validate()
26 static void *producer(void *input) in producer() function
113 .producer_thread = producer,
123 .producer_thread = producer,
133 .producer_thread = producer,
143 .producer_thread = producer,
153 .producer_thread = producer,
163 .producer_thread = producer,
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| H A D | bench_local_storage.c | 74 fprintf(stderr, "benchmark doesn't support multi-producer!\n"); in validate()
233 static void *producer(void *input) in producer() function
256 .producer_thread = producer,
267 .producer_thread = producer,
278 .producer_thread = producer,
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| H A D | bench_bloom_filter_map.c | 122 static void *producer(void *input) in producer() function
429 .producer_thread = producer,
440 .producer_thread = producer,
451 .producer_thread = producer,
462 .producer_thread = producer,
473 .producer_thread = producer,
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| /openbmc/linux/kernel/trace/ |
| H A D | ring_buffer_benchmark.c | 33 static struct task_struct *producer; variable
39 MODULE_PARM_DESC(disable_reader, "only run producer");
52 MODULE_PARM_DESC(producer_nice, "nice prio for producer");
58 MODULE_PARM_DESC(producer_fifo, "use fifo for producer: 0 - disabled, 1 - low prio, 2 - fifo");
189 * Continue running until the producer specifically asks to stop in ring_buffer_consumer()
216 /* Wait till the producer wakes us up when there is more data in ring_buffer_consumer()
217 * available or when the producer wants us to finish reading. in ring_buffer_consumer()
314 trace_printk("Running Producer at SCHED_FIFO %s\n", in ring_buffer_producer()
317 trace_printk("Running Producer at nice: %d\n", in ring_buffer_producer()
447 producer = kthread_run(ring_buffer_producer_thread, in ring_buffer_benchmark_init()
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| /openbmc/linux/Documentation/devicetree/bindings/net/ |
| H A D | mdio-mux-multiplexer.yaml | 14 of a mux producer device. The mux producer can be of any type like mmio mux
15 producer, gpio mux producer or generic register based mux producer.
36 mux: mux-controller { // Mux Producer
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| /openbmc/linux/drivers/net/ethernet/qlogic/qlcnic/ |
| H A D | qlcnic_io.c | 277 u32 producer; in qlcnic_82xx_change_filter() local
280 producer = tx_ring->producer; in qlcnic_82xx_change_filter()
281 hwdesc = &tx_ring->desc_head[tx_ring->producer]; in qlcnic_82xx_change_filter()
297 tx_ring->producer = get_next_index(producer, tx_ring->num_desc); in qlcnic_82xx_change_filter()
377 u32 producer = tx_ring->producer; in qlcnic_tx_encap_pkt() local
407 hwdesc = &tx_ring->desc_head[producer]; in qlcnic_tx_encap_pkt()
408 tx_ring->cmd_buf_arr[producer].skb = NULL; in qlcnic_tx_encap_pkt()
413 producer = get_next_index(producer, tx_ring->num_desc); in qlcnic_tx_encap_pkt()
416 tx_ring->producer = producer; in qlcnic_tx_encap_pkt()
418 /* Make sure updated tx_ring->producer is visible in qlcnic_tx_encap_pkt()
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| /openbmc/linux/tools/testing/selftests/sync/ |
| H A D | sync_stress_consumer.c | 2 * sync stress test: producer/consumer
90 * Every producer increments the counter, the consumer in mpsc_producer_thread()
98 "Error advancing producer timeline\n"); in mpsc_producer_thread()
129 * Make sure we see an increment from every producer thread. in mpcs_consumer_thread()
143 /* Release the producer threads */ in mpcs_consumer_thread()
145 "Failure releasing producer threads\n"); in mpcs_consumer_thread()
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| /openbmc/linux/include/uapi/linux/ |
| H A D | smc_diag.h | 69 struct smc_diag_cursor rx_prod; /* received producer cursor */
72 struct smc_diag_cursor tx_prod; /* sent producer cursor */
74 __u8 rx_prod_flags; /* received producer flags */
76 __u8 tx_prod_flags; /* sent producer flags */
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| /openbmc/linux/kernel/bpf/ |
| H A D | ringbuf.c | 20 /* consumer page and producer page */
33 /* For user-space producer ring buffers, an atomic_t busy bit is used
35 * the spinlock that is used for kernel-producer ring buffers. This is
49 /* Consumer and producer counters are put into separate pages to
55 * page as the producer, so that it shares the same cache line.
57 * Kernel-producer
59 * The producer position and data pages are mapped as r/o in
64 * User-space producer
159 * take into account few extra pages for consumer/producer pages and
286 * and allow writable mappings to both the producer in ringbuf_map_mmap_user()
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| /openbmc/linux/drivers/net/wireless/ath/ath12k/ |
| H A D | hal_desc.h | 34 * Producer: SW/FW
609 * Producer: RXDMA
849 * Producer: RXDMA
914 * Indicates the number of times the producer of entries into
932 * Producer: REO
1035 * Producer: RXDMA
1129 * Indicates the number of times the producer of entries into
1152 * Producer: SW
1421 * producer of entries into the Ring has looped around the
1430 * use this field to figure out up to where the producer of
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| /openbmc/linux/drivers/net/wireless/ath/ath11k/ |
| H A D | hal_desc.h | 34 * Producer: SW/FW
509 * Producer: RXDMA
710 * Producer: RXDMA
765 * Indicates the number of times the producer of entries into
807 * Producer: RXDMA
859 * Indicates the number of times the producer of entries into
900 * Producer: SW
1154 * producer of entries into the Ring has looped around the
1163 * use this field to figure out up to where the producer of
1378 * producer of entries into the Ring has looped around the
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| /openbmc/linux/tools/testing/selftests/bpf/ |
| H A D | xsk.h | 33 __u32 *producer; \
111 r->cached_prod = __atomic_load_n(r->producer, __ATOMIC_ACQUIRE); in xsk_cons_nb_avail()
132 * this to the kernel by writing the producer pointer. in xsk_ring_prod__submit()
134 __atomic_store_n(prod->producer, *prod->producer + nb, __ATOMIC_RELEASE); in xsk_ring_prod__submit()
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| H A D | xsk.c | 193 fill->producer = map + off.fr.producer; in xsk_create_umem_rings()
209 comp->producer = map + off.cr.producer; in xsk_create_umem_rings()
634 rx->producer = rx_map + off.rx.producer; in xsk_socket__create_shared()
638 rx->cached_prod = *rx->producer; in xsk_socket__create_shared()
655 tx->producer = tx_map + off.tx.producer; in xsk_socket__create_shared()
659 tx->cached_prod = *tx->producer; in xsk_socket__create_shared()
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| /openbmc/docs/designs/ |
| H A D | redfish-pcie.md | 33 The proposed implementation will follow the standard D-Bus producer-consumer
34 model used in OpenBMC. The producer will provide the required PCIe values read
41 The proposed producer will be a new D-Bus daemon that will be responsible for
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| H A D | bmc-health-monitor.md | 16 For this purpose, there may exist a metric producer (the subject of discussion
33 Among those tasks, 1), 2), and 3) are the producer’s responsibility. 4) is
34 accomplished by both the producer and consumer. 5) is up to the consumer.
64 The metric producer should provide
83 producer through a set of interfaces.
89 The metric producer is a daemon running on the BMC that performs the required
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| /openbmc/linux/include/acpi/ |
| H A D | acrestyp.h | 112 /* Producer/Consumer */
358 u8 producer_consumer; /* For values, see Producer/Consumer above */
398 …u8 producer_consumer; /* For values, see Producer/Consumer …
537 u8 producer_consumer; /* For values, see Producer/Consumer above */
576 u8 producer_consumer; /* For values, see Producer/Consumer above */
586 u8 producer_consumer; /* For values, see Producer/Consumer above */
597 u8 producer_consumer; /* For values, see Producer/Consumer above */
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| /openbmc/linux/Documentation/networking/ |
| H A D | af_xdp.rst | 64 single-consumer / single-producer (for performance reasons), the new
121 The UMEM has two single-producer/single-consumer rings that are used
129 TX. All rings are single-producer/single-consumer, so the user-space
138 The rings are head(producer)/tail(consumer) based rings. A producer
140 producer member, and increasing the producer index. A consumer reads
309 rings, and they are single producer, single consumer rings, you need
355 space is a producer. When this option is set in the bind call, the
405 be used. Note, that the rings are single-producer single-consumer, so
579 // __u32 *producer;
585 // __u32 *producer;
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