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

/linux-6.15/drivers/scsi/
H A 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-6.15/drivers/iommu/
H A Ddma-iommu.c740 size_t size, u64 dma_limit, struct device *dev) in iommu_dma_alloc_iova() argument
754 dma_limit = min_not_zero(dma_limit, dev->bus_dma_limit); in iommu_dma_alloc_iova()
757 dma_limit = min(dma_limit, (u64)domain->geometry.aperture_end); in iommu_dma_alloc_iova()
770 if (dma_limit > DMA_BIT_MASK(32) && dev->iommu->pci_32bit_workaround) { in iommu_dma_alloc_iova()
777 dev_notice(dev, "Using %d-bit DMA addresses\n", bits_per(dma_limit)); in iommu_dma_alloc_iova()
780 iova = alloc_iova_fast(iovad, iova_len, dma_limit >> shift, true); in iommu_dma_alloc_iova()
/linux-6.15/kernel/dma/
H A Ddirect.c49 u64 dma_limit = min_not_zero( in dma_direct_optimal_gfp_mask() local
61 *phys_limit = dma_to_phys(dev, dma_limit); in dma_direct_optimal_gfp_mask()
/linux-6.15/drivers/net/ethernet/broadcom/
H A Dtg3.c7777 if (tp->dma_limit) { in tg3_tx_frag_set()
7780 while (len > tp->dma_limit && *budget) { in tg3_tx_frag_set()
7781 u32 frag_len = tp->dma_limit; in tg3_tx_frag_set()
7782 len -= tp->dma_limit; in tg3_tx_frag_set()
7786 len += tp->dma_limit / 2; in tg3_tx_frag_set()
7787 frag_len = tp->dma_limit / 2; in tg3_tx_frag_set()
10400 tp->dma_limit = 0; in tg3_reset_hw()
10403 tp->dma_limit = TG3_TX_BD_DMA_MAX_2K; in tg3_reset_hw()
13751 if (tp->dma_limit) in tg3_test_loopback()
13752 jmb_pkt_sz = tp->dma_limit - ETH_HLEN; in tg3_test_loopback()
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H A Dtg3.h3200 u32 dma_limit; member