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  • Christophe JAILLET's avatar
    660745a5
    vme: switch from 'pci_' to 'dma_' API · 660745a5
    Christophe JAILLET authored
    
    
    The wrappers in include/linux/pci-dma-compat.h should go away.
    
    The patch has been generated with the coccinelle script below and has been
    hand modified to replace GFP_ with a correct flag.
    It has been compile tested.
    
    When memory is allocated in 'ca91cx42_alloc_consistent()' and
    'tsi148_alloc_consistent()' GFP_KERNEL can be used because both functions
    are called only from 'vme_alloc_consistent()' (vme.c). This function is
    only called from the 'vme_user_probe()' probe function and no lock is
    taken in the between.
    
    When memory is allocated in 'ca91cx42_crcsr_init()' and
    'tsi148_crcsr_init()' GFP_KERNEL can be used because both functions
    are called only from their corresponding probe function and no lock is
    taken in the between.
    
    @@
    @@
    -    PCI_DMA_BIDIRECTIONAL
    +    DMA_BIDIRECTIONAL
    
    @@
    @@
    -    PCI_DMA_TODEVICE
    +    DMA_TO_DEVICE
    
    @@
    @@
    -    PCI_DMA_FROMDEVICE
    +    DMA_FROM_DEVICE
    
    @@
    @@
    -    PCI_DMA_NONE
    +    DMA_NONE
    
    @@
    expression e1, e2, e3;
    @@
    -    pci_alloc_consistent(e1, e2, e3)
    +    dma_alloc_coherent(&e1->dev, e2, e3, GFP_)
    
    @@
    expression e1, e2, e3;
    @@
    -    pci_zalloc_consistent(e1, e2, e3)
    +    dma_alloc_coherent(&e1->dev, e2, e3, GFP_)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_free_consistent(e1, e2, e3, e4)
    +    dma_free_coherent(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_map_single(e1, e2, e3, e4)
    +    dma_map_single(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_unmap_single(e1, e2, e3, e4)
    +    dma_unmap_single(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4, e5;
    @@
    -    pci_map_page(e1, e2, e3, e4, e5)
    +    dma_map_page(&e1->dev, e2, e3, e4, e5)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_unmap_page(e1, e2, e3, e4)
    +    dma_unmap_page(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_map_sg(e1, e2, e3, e4)
    +    dma_map_sg(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_unmap_sg(e1, e2, e3, e4)
    +    dma_unmap_sg(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_dma_sync_single_for_cpu(e1, e2, e3, e4)
    +    dma_sync_single_for_cpu(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_dma_sync_single_for_device(e1, e2, e3, e4)
    +    dma_sync_single_for_device(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_dma_sync_sg_for_cpu(e1, e2, e3, e4)
    +    dma_sync_sg_for_cpu(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_dma_sync_sg_for_device(e1, e2, e3, e4)
    +    dma_sync_sg_for_device(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2;
    @@
    -    pci_dma_mapping_error(e1, e2)
    +    dma_mapping_error(&e1->dev, e2)
    
    @@
    expression e1, e2;
    @@
    -    pci_set_dma_mask(e1, e2)
    +    dma_set_mask(&e1->dev, e2)
    
    @@
    expression e1, e2;
    @@
    -    pci_set_consistent_dma_mask(e1, e2)
    +    dma_set_coherent_mask(&e1->dev, e2)
    
    Signed-off-by: default avatarChristophe JAILLET <christophe.jaillet@wanadoo.fr>
    Link: https://lore.kernel.org/r/20201206071352.21949-1-christophe.jaillet@wanadoo.fr
    
    
    Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
    660745a5
    vme: switch from 'pci_' to 'dma_' API
    Christophe JAILLET authored
    
    
    The wrappers in include/linux/pci-dma-compat.h should go away.
    
    The patch has been generated with the coccinelle script below and has been
    hand modified to replace GFP_ with a correct flag.
    It has been compile tested.
    
    When memory is allocated in 'ca91cx42_alloc_consistent()' and
    'tsi148_alloc_consistent()' GFP_KERNEL can be used because both functions
    are called only from 'vme_alloc_consistent()' (vme.c). This function is
    only called from the 'vme_user_probe()' probe function and no lock is
    taken in the between.
    
    When memory is allocated in 'ca91cx42_crcsr_init()' and
    'tsi148_crcsr_init()' GFP_KERNEL can be used because both functions
    are called only from their corresponding probe function and no lock is
    taken in the between.
    
    @@
    @@
    -    PCI_DMA_BIDIRECTIONAL
    +    DMA_BIDIRECTIONAL
    
    @@
    @@
    -    PCI_DMA_TODEVICE
    +    DMA_TO_DEVICE
    
    @@
    @@
    -    PCI_DMA_FROMDEVICE
    +    DMA_FROM_DEVICE
    
    @@
    @@
    -    PCI_DMA_NONE
    +    DMA_NONE
    
    @@
    expression e1, e2, e3;
    @@
    -    pci_alloc_consistent(e1, e2, e3)
    +    dma_alloc_coherent(&e1->dev, e2, e3, GFP_)
    
    @@
    expression e1, e2, e3;
    @@
    -    pci_zalloc_consistent(e1, e2, e3)
    +    dma_alloc_coherent(&e1->dev, e2, e3, GFP_)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_free_consistent(e1, e2, e3, e4)
    +    dma_free_coherent(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_map_single(e1, e2, e3, e4)
    +    dma_map_single(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_unmap_single(e1, e2, e3, e4)
    +    dma_unmap_single(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4, e5;
    @@
    -    pci_map_page(e1, e2, e3, e4, e5)
    +    dma_map_page(&e1->dev, e2, e3, e4, e5)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_unmap_page(e1, e2, e3, e4)
    +    dma_unmap_page(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_map_sg(e1, e2, e3, e4)
    +    dma_map_sg(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_unmap_sg(e1, e2, e3, e4)
    +    dma_unmap_sg(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_dma_sync_single_for_cpu(e1, e2, e3, e4)
    +    dma_sync_single_for_cpu(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_dma_sync_single_for_device(e1, e2, e3, e4)
    +    dma_sync_single_for_device(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_dma_sync_sg_for_cpu(e1, e2, e3, e4)
    +    dma_sync_sg_for_cpu(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2, e3, e4;
    @@
    -    pci_dma_sync_sg_for_device(e1, e2, e3, e4)
    +    dma_sync_sg_for_device(&e1->dev, e2, e3, e4)
    
    @@
    expression e1, e2;
    @@
    -    pci_dma_mapping_error(e1, e2)
    +    dma_mapping_error(&e1->dev, e2)
    
    @@
    expression e1, e2;
    @@
    -    pci_set_dma_mask(e1, e2)
    +    dma_set_mask(&e1->dev, e2)
    
    @@
    expression e1, e2;
    @@
    -    pci_set_consistent_dma_mask(e1, e2)
    +    dma_set_coherent_mask(&e1->dev, e2)
    
    Signed-off-by: default avatarChristophe JAILLET <christophe.jaillet@wanadoo.fr>
    Link: https://lore.kernel.org/r/20201206071352.21949-1-christophe.jaillet@wanadoo.fr
    
    
    Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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