From: Jesper Nilsson <jesper.nilsson@axis.com>
To: David Woodhouse <dwmw2@infradead.org>
Cc: linux-pci@vger.kernel.org, linux-arch@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 12/27] cris: Use generic pci_mmap_resource_range()
Date: Thu, 13 Apr 2017 09:37:47 +0200 [thread overview]
Message-ID: <20170413073747.GA26295@axis.com> (raw)
In-Reply-To: <828502b94cf12a278d4b1e43e98d0f4d3fd71ef2.1491999859.git.dwmw2@infradead.org>
On Wed, Apr 12, 2017 at 01:26:01PM +0100, David Woodhouse wrote:
> From: David Woodhouse <dwmw@amazon.co.uk>
>
> Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
For the CRIS part:
Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>
> ---
> arch/cris/arch-v32/drivers/pci/bios.c | 23 -----------------------
> arch/cris/include/asm/pci.h | 1 +
> 2 files changed, 1 insertion(+), 23 deletions(-)
>
> diff --git a/arch/cris/arch-v32/drivers/pci/bios.c b/arch/cris/arch-v32/drivers/pci/bios.c
> index a589686d..394c2a73 100644
> --- a/arch/cris/arch-v32/drivers/pci/bios.c
> +++ b/arch/cris/arch-v32/drivers/pci/bios.c
> @@ -14,29 +14,6 @@ void pcibios_set_master(struct pci_dev *dev)
> pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat);
> }
>
> -int pci_mmap_page_range(struct pci_dev *dev, int bar,
> - struct vm_area_struct *vma,
> - enum pci_mmap_state mmap_state, int write_combine)
> -{
> - unsigned long prot;
> -
> - /* Leave vm_pgoff as-is, the PCI space address is the physical
> - * address on this platform.
> - */
> - prot = pgprot_val(vma->vm_page_prot);
> - vma->vm_page_prot = __pgprot(prot);
> -
> - /* Write-combine setting is ignored, it is changed via the mtrr
> - * interfaces on this platform.
> - */
> - if (remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff,
> - vma->vm_end - vma->vm_start,
> - vma->vm_page_prot))
> - return -EAGAIN;
> -
> - return 0;
> -}
> -
> resource_size_t
> pcibios_align_resource(void *data, const struct resource *res,
> resource_size_t size, resource_size_t align)
> diff --git a/arch/cris/include/asm/pci.h b/arch/cris/include/asm/pci.h
> index 65198cb..6e50533 100644
> --- a/arch/cris/include/asm/pci.h
> +++ b/arch/cris/include/asm/pci.h
> @@ -42,6 +42,7 @@ struct pci_dev;
> #define PCI_DMA_BUS_IS_PHYS (1)
>
> #define HAVE_PCI_MMAP
> +#define ARCH_GENERIC_PCI_MMAP_RESOURCE
>
> #endif /* __KERNEL__ */
>
> --
> 2.9.3
/^JN - Jesper Nilsson
--
Jesper Nilsson -- jesper.nilsson@axis.com
next prev parent reply other threads:[~2017-04-13 7:37 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-12 12:25 [PATCH v2 00/27] PCI resource mmap cleanup David Woodhouse
2017-04-12 12:25 ` [PATCH v2 01/27] pci: Fix pci_mmap_fits() for HAVE_PCI_RESOURCE_TO_USER platforms David Woodhouse
2017-04-12 12:25 ` [PATCH v2 02/27] pci: Fix another sanity check bug in /proc/pci mmap David Woodhouse
2017-04-12 12:25 ` [PATCH v2 03/27] pci: Only allow WC mmap on prefetchable resources David Woodhouse
2017-04-12 12:25 ` [PATCH v2 04/27] xtensa: Do not mmap PCI BARs to userspace as write-through David Woodhouse
2017-04-12 12:25 ` [PATCH v2 05/27] pci: Add arch_can_pci_mmap_wc() macro David Woodhouse
2017-04-12 12:25 ` [PATCH v2 06/27] pci: Move multiple declarations of pci_mmap_page_range() to <linux/pci.h> David Woodhouse
2017-04-12 12:25 ` [PATCH v2 07/27] pci: Add arch_can_pci_mmap_io() on architectures which can mmap() I/O space David Woodhouse
2017-04-12 12:25 ` [PATCH v2 08/27] pci: Use BAR index in sysfs attr->private instead of resource pointer David Woodhouse
2017-04-12 12:25 ` [PATCH v2 09/27] pci: Add BAR index argument to pci_mmap_page_range() David Woodhouse
2017-04-12 12:25 ` [PATCH v2 10/27] pci: Add pci_mmap_resource_range() and use it for ARM64 David Woodhouse
2017-04-13 9:22 ` David Howells
2017-04-12 12:26 ` [PATCH v2 11/27] arm: Use generic pci_mmap_resource_range() David Woodhouse
2017-04-12 12:26 ` [PATCH v2 12/27] cris: " David Woodhouse
2017-04-13 7:37 ` Jesper Nilsson [this message]
2017-04-13 8:39 ` David Woodhouse
2017-04-12 12:26 ` [PATCH v2 13/27] mips: " David Woodhouse
2017-04-12 12:26 ` [PATCH v2 14/27] mn10300: " David Woodhouse
2017-04-13 9:22 ` David Howells
2017-04-12 12:26 ` [PATCH v2 15/27] parisc: " David Woodhouse
2017-04-12 12:26 ` [PATCH v2 16/27] sh: " David Woodhouse
2017-04-12 12:26 ` [PATCH v2 17/27] unicore: " David Woodhouse
2017-04-12 12:26 ` [PATCH v2 18/27] x86: " David Woodhouse
2017-04-12 12:26 ` [PATCH v2 19/27] pci: Add I/O BAR support to " David Woodhouse
2017-04-12 12:26 ` [PATCH v2 20/27] powerpc: Use " David Woodhouse
2017-04-12 12:26 ` [PATCH v2 21/27] microblaze: " David Woodhouse
2017-04-12 12:26 ` [PATCH v2 22/27] xtensa: " David Woodhouse
2017-04-12 12:26 ` [PATCH v2 23/27] ia64: Remove redundant valid_mmap_phys_addr_range() from pci_mmap_page_range() David Woodhouse
2017-04-12 12:26 ` [PATCH v2 24/27] ia64: Remove redundant checks for WC in pci_mmap_page_range() David Woodhouse
2017-04-12 12:26 ` [PATCH v2 25/27] ia64: Use generic pci_mmap_resource_range() David Woodhouse
2017-04-12 21:47 ` Tony Luck
2017-04-12 21:53 ` Thomas Gleixner
2017-04-13 8:39 ` David Woodhouse
2017-04-12 12:26 ` [PATCH v2 26/27] sparc: " David Woodhouse
2017-04-12 12:26 ` [PATCH v2 27/27] pci: Kill ARCH_GENERIC_PCI_MMAP_RESOURCE David Woodhouse
2017-04-18 18:28 ` [PATCH v2 00/27] PCI resource mmap cleanup Bjorn Helgaas
2017-04-18 18:51 ` Bjorn Helgaas
2017-04-19 7:23 ` David Woodhouse
2017-04-19 18:37 ` Bjorn Helgaas
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