On Sat, Jul 18, 2020 at 09:02:24AM +0200, Christophe JAILLET wrote: > 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 'ilo_ccb_setup()' GFP_ATOMIC must be used > because a spin_lock is hold in 'ilo_open()' before calling > 'ilo_ccb_setup()' > > @@ > @@ > - 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: Christophe JAILLET <[email protected]> > --- > If needed, see post from Christoph Hellwig on the kernel-janitors ML: > https://marc.info/?l=kernel-janitors&m=158745678307186&w=4 > --- > drivers/misc/hpilo.c | 7 ++++--- > 1 file changed, 4 insertions(+), 3 deletions(-) > > diff --git a/drivers/misc/hpilo.c b/drivers/misc/hpilo.c > index 10c975662f8b..c9539c89a925 100644 > --- a/drivers/misc/hpilo.c > +++ b/drivers/misc/hpilo.c > @@ -256,7 +256,8 @@ static void ilo_ccb_close(struct pci_dev *pdev, struct > ccb_data *data) > memset_io(device_ccb, 0, sizeof(struct ccb)); > > /* free resources used to back send/recv queues */ > - pci_free_consistent(pdev, data->dma_size, data->dma_va, data->dma_pa); > + dma_free_coherent(&pdev->dev, data->dma_size, data->dma_va, > + data->dma_pa); > } > > static int ilo_ccb_setup(struct ilo_hwinfo *hw, struct ccb_data *data, int > slot) > @@ -272,8 +273,8 @@ static int ilo_ccb_setup(struct ilo_hwinfo *hw, struct > ccb_data *data, int slot) > 2 * desc_mem_sz(NR_QENTRY) + > ILO_START_ALIGN + ILO_CACHE_SZ; > > - data->dma_va = pci_alloc_consistent(hw->ilo_dev, data->dma_size, > - &data->dma_pa); > + data->dma_va = dma_alloc_coherent(&hw->ilo_dev->dev, data->dma_size, > + &data->dma_pa, GFP_ATOMIC);
This is being called from open() so it can be GFP_KERNEL. Can you fix that up and resend a new version? thanks, greg k-h
