| /openbmc/linux/tools/testing/selftests/x86/ |
| H A D | lam.c | 99 size_t ring_sz; member
389 sring->ring_sz = p.sq_off.array + p.sq_entries * sizeof(unsigned int); in mmap_io_uring()
390 cring->ring_sz = p.cq_off.cqes + p.cq_entries * sizeof(struct io_uring_cqe); in mmap_io_uring()
393 if (cring->ring_sz > sring->ring_sz) in mmap_io_uring()
394 sring->ring_sz = cring->ring_sz; in mmap_io_uring()
396 cring->ring_sz = sring->ring_sz; in mmap_io_uring()
399 void *sq_ptr = mmap(0, sring->ring_sz, PROT_READ | PROT_WRITE, in mmap_io_uring()
411 cq_ptr = mmap(0, cring->ring_sz, PROT_READ | PROT_WRITE, in mmap_io_uring()
416 munmap(sq_ptr, sring->ring_sz); in mmap_io_uring()
433 munmap(sq_ptr, sring->ring_sz); in mmap_io_uring()
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| /openbmc/linux/tools/testing/selftests/net/ |
| H A D | io_uring_zerocopy_tx.c | 93 size_t ring_sz; member
104 size_t ring_sz; member
175 sq->ring_sz = p->sq_off.array + p->sq_entries * sizeof(unsigned); in io_uring_mmap()
176 ptr = mmap(0, sq->ring_sz, PROT_READ | PROT_WRITE, in io_uring_mmap()
194 munmap(sq->khead, sq->ring_sz); in io_uring_mmap()
198 cq->ring_sz = p->cq_off.cqes + p->cq_entries * sizeof(struct io_uring_cqe); in io_uring_mmap()
199 ptr = mmap(0, cq->ring_sz, PROT_READ | PROT_WRITE, in io_uring_mmap()
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| /openbmc/linux/drivers/dma/ |
| H A D | plx_dma.c | 410 size_t ring_sz = PLX_DMA_RING_COUNT * sizeof(*plxdev->hw_ring); in plx_dma_alloc_chan_resources() local
414 plxdev->hw_ring = dma_alloc_coherent(plxdev->dma_dev.dev, ring_sz, in plx_dma_alloc_chan_resources()
447 dma_free_coherent(plxdev->dma_dev.dev, ring_sz, plxdev->hw_ring, in plx_dma_alloc_chan_resources()
455 size_t ring_sz = PLX_DMA_RING_COUNT * sizeof(*plxdev->hw_ring); in plx_dma_free_chan_resources() local
483 dma_free_coherent(plxdev->dma_dev.dev, ring_sz, plxdev->hw_ring, in plx_dma_free_chan_resources()
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| /openbmc/linux/drivers/gpu/drm/i915/gt/ |
| H A D | intel_migrate.c | 923 int ring_sz; in emit_clear() local
929 ring_sz = XY_FAST_COLOR_BLT_DW; in emit_clear()
931 ring_sz = 8; in emit_clear()
933 ring_sz = 6; in emit_clear()
935 cs = intel_ring_begin(rq, ring_sz); in emit_clear()
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| H A D | selftest_execlists.c | 2798 int queue_sz, int ring_sz) in __live_preempt_ring() argument
2818 tmp->ring_size = ring_sz; in __live_preempt_ring()
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| /openbmc/linux/drivers/net/wireless/realtek/rtw88/ |
| H A D | pci.c | 117 int ring_sz = len * tx_ring->r.desc_size; in rtw_pci_free_tx_ring() local
122 dma_free_coherent(&pdev->dev, ring_sz, head, tx_ring->r.dma); in rtw_pci_free_tx_ring()
152 int ring_sz = rx_ring->r.desc_size * rx_ring->r.len; in rtw_pci_free_rx_ring() local
156 dma_free_coherent(&pdev->dev, ring_sz, head, rx_ring->r.dma); in rtw_pci_free_rx_ring()
182 int ring_sz = desc_size * len; in rtw_pci_init_tx_ring() local
191 head = dma_alloc_coherent(&pdev->dev, ring_sz, &dma, GFP_KERNEL); in rtw_pci_init_tx_ring()
259 int ring_sz = desc_size * len; in rtw_pci_init_rx_ring() local
264 head = dma_alloc_coherent(&pdev->dev, ring_sz, &dma, GFP_KERNEL); in rtw_pci_init_rx_ring()
307 dma_free_coherent(&pdev->dev, ring_sz, head, dma); in rtw_pci_init_rx_ring()
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| /openbmc/linux/drivers/net/ethernet/mscc/ |
| H A D | ocelot_fdma.c | 46 static u16 ocelot_fdma_idx_next(u16 idx, u16 ring_sz) in ocelot_fdma_idx_next() argument
48 return unlikely(idx == ring_sz - 1) ? 0 : idx + 1; in ocelot_fdma_idx_next()
51 static u16 ocelot_fdma_idx_prev(u16 idx, u16 ring_sz) in ocelot_fdma_idx_prev() argument
53 return unlikely(idx == 0) ? ring_sz - 1 : idx - 1; in ocelot_fdma_idx_prev()
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| /openbmc/linux/drivers/net/wireless/realtek/rtw89/ |
| H A D | pci.c | 2773 u32 ring_sz = page_size * page_num; in rtw89_pci_free_tx_wd_ring() local
2775 dma_free_coherent(&pdev->dev, ring_sz, head, dma); in rtw89_pci_free_tx_wd_ring()
2783 int ring_sz; in rtw89_pci_free_tx_ring() local
2789 ring_sz = tx_ring->bd_ring.desc_size * tx_ring->bd_ring.len; in rtw89_pci_free_tx_ring()
2790 dma_free_coherent(&pdev->dev, ring_sz, head, dma); in rtw89_pci_free_tx_ring()
2821 int ring_sz = rx_ring->bd_ring.desc_size * rx_ring->bd_ring.len; in rtw89_pci_free_rx_ring() local
2839 dma_free_coherent(&pdev->dev, ring_sz, head, dma); in rtw89_pci_free_rx_ring()
2903 u32 ring_sz = page_size * page_num; in rtw89_pci_alloc_tx_wd_ring() local
2911 head = dma_alloc_coherent(&pdev->dev, ring_sz, &dma, GFP_KERNEL); in rtw89_pci_alloc_tx_wd_ring()
2948 int ring_sz = desc_size * len; in rtw89_pci_alloc_tx_ring() local
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