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Searched refs:dma_limit (Results 1 – 5 of 5) sorted by relevance

/Linux-v5.4/drivers/scsi/
Dam53c974.c245 int dma_limit = 16; in pci_esp_dma_length_limit() local
253 dma_limit = 24; in pci_esp_dma_length_limit()
255 if (dma_len > (1U << dma_limit)) in pci_esp_dma_length_limit()
256 dma_len = (1U << dma_limit); in pci_esp_dma_length_limit()
/Linux-v5.4/drivers/iommu/
Ddma-iommu.c386 size_t size, dma_addr_t dma_limit, struct device *dev) in iommu_dma_alloc_iova() argument
409 dma_limit &= dev->bus_dma_mask; in iommu_dma_alloc_iova()
412 dma_limit = min(dma_limit, domain->geometry.aperture_end); in iommu_dma_alloc_iova()
415 if (dma_limit > DMA_BIT_MASK(32) && dev_is_pci(dev)) in iommu_dma_alloc_iova()
420 iova = alloc_iova_fast(iovad, iova_len, dma_limit >> shift, in iommu_dma_alloc_iova()
/Linux-v5.4/drivers/block/
Dfloppy.c2646 unsigned long dma_limit; in make_raw_rw_request() local
2658 dma_limit = (MAX_DMA_ADDRESS - in make_raw_rw_request()
2660 if ((unsigned long)max_size > dma_limit) in make_raw_rw_request()
2661 max_size = dma_limit; in make_raw_rw_request()
/Linux-v5.4/drivers/net/ethernet/broadcom/
Dtg3.c7724 if (tp->dma_limit) { in tg3_tx_frag_set()
7727 while (len > tp->dma_limit && *budget) { in tg3_tx_frag_set()
7728 u32 frag_len = tp->dma_limit; in tg3_tx_frag_set()
7729 len -= tp->dma_limit; in tg3_tx_frag_set()
7733 len += tp->dma_limit / 2; in tg3_tx_frag_set()
7734 frag_len = tp->dma_limit / 2; in tg3_tx_frag_set()
10306 tp->dma_limit = 0; in tg3_reset_hw()
10309 tp->dma_limit = TG3_TX_BD_DMA_MAX_2K; in tg3_reset_hw()
13648 if (tp->dma_limit) in tg3_test_loopback()
13649 jmb_pkt_sz = tp->dma_limit - ETH_HLEN; in tg3_test_loopback()
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Dtg3.h3197 u32 dma_limit; member