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From: Basavaraj Natikar <bnatikar@amd.com>
To: Christophe JAILLET <christophe.jaillet@wanadoo.fr>,
	nehal-bakulchandra.shah@amd.com, basavaraj.natikar@amd.com,
	jikos@kernel.org, benjamin.tissoires@redhat.com
Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org,
	kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] HID: amd_sfh: switch from 'pci_' to 'dma_' API
Date: Mon, 23 Aug 2021 10:38:05 +0530	[thread overview]
Message-ID: <4a4e06e1-6011-4a17-a520-ccf5f6f44cbe@amd.com> (raw)
In-Reply-To: <439924a3414563a6ccc26eddb75efba6f54521c4.1629663605.git.christophe.jaillet@wanadoo.fr>

On 8/23/2021 1:51 AM, Christophe JAILLET wrote:
> [CAUTION: External Email]
>
> The wrappers in include/linux/pci-dma-compat.h should go away.
>
> The patch has been generated with the coccinelle script below.
>
> It has been compile tested.
>
> @@
> @@
> -    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 <christophe.jaillet@wanadoo.fr>
> ---
> If needed, see post from Christoph Hellwig on the kernel-janitors ML:
>    https://marc.info/?l=kernel-janitors&m=158745678307186&w=4
>
> It is *NOT* been compile tested, but it looks safe enough!
> ---
>  drivers/hid/amd-sfh-hid/amd_sfh_pcie.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c
> index 8d68796aa905..fa313c75a8a0 100644
> --- a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c
> +++ b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c
> @@ -229,9 +229,9 @@ static int amd_mp2_pci_probe(struct pci_dev *pdev, const struct pci_device_id *i
>
>         privdata->mmio = pcim_iomap_table(pdev)[2];
>         pci_set_master(pdev);
> -       rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
> +       rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
>         if (rc) {
> -               rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
> +               rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
>                 return rc;
>         }

Acked-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com>



  reply	other threads:[~2021-08-23  5:08 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-22 20:21 Christophe JAILLET
2021-08-23  5:08 ` Basavaraj Natikar [this message]
2021-09-15 14:28 ` Jiri Kosina

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