From: Jesper Nilsson <jesper.nilsson@axis•com>
To: Yinghai Lu <yinghai@kernel•org>
Cc: Bjorn Helgaas <bhelgaas@google•com>,
David Miller <davem@davemloft•net>,
Benjamin Herrenschmidt <benh@kernel•crashing.org>,
Linus Torvalds <torvalds@linux-foundation•org>,
Wei Yang <weiyang@linux•vnet.ibm.com>,
Khalid Aziz <khalid.aziz@oracle•com>,
linux-pci@vger•kernel.org, linux-kernel@vger•kernel.org,
linux-arm-kernel@lists•infradead.org, linux-cris-kernel@axis•com,
linux-ia64@vger•kernel.org, linux-mips@linux-mips•org,
linux-am33-list@redhat•com, linux-parisc@vger•kernel.org,
linuxppc-dev@lists•ozlabs.org, linux-sh@vger•kernel.org,
sparclinux@vger•kernel.org, linux-xtensa@linux-xtensa•org
Subject: Re: [PATCH v12 01/15] PCI: Let pci_mmap_page_range() take extra resource pointer
Date: Tue, 7 Jun 2016 10:04:30 +0200 [thread overview]
Message-ID: <20160607080430.GI3183@axis.com> (raw)
In-Reply-To: <20160604000642.28162-2-yinghai@kernel.org>
On Fri, Jun 03, 2016 at 05:06:28PM -0700, Yinghai Lu wrote:
> This one is preparing patch for next one:
> PCI: Let pci_mmap_page_range() take resource addr
>
> We need to pass extra resource pointer to avoid searching that again
> for powerpc and microblaze prot set operation.
>
> Signed-off-by: Yinghai Lu <yinghai@kernel•org>
> Cc: linux-arm-kernel@lists•infradead.org
For the CRIS part:
Acked-by: Jesper Nilsson <jesper.nilsson@axis•com>
> diff --git a/arch/cris/arch-v32/drivers/pci/bios.c b/arch/cris/arch-v32/drivers/pci/bios.c
> index 64a5fb9..082efb9 100644
> --- a/arch/cris/arch-v32/drivers/pci/bios.c
> +++ b/arch/cris/arch-v32/drivers/pci/bios.c
> @@ -14,7 +14,8 @@ 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, struct vm_area_struct *vma,
> +int pci_mmap_page_range(struct pci_dev *dev, struct resource *res,
> + struct vm_area_struct *vma,
> enum pci_mmap_state mmap_state, int write_combine)
> {
> unsigned long prot;
> diff --git a/arch/cris/include/asm/pci.h b/arch/cris/include/asm/pci.h
> index b1b289d..65198cb 100644
> --- a/arch/cris/include/asm/pci.h
> +++ b/arch/cris/include/asm/pci.h
> @@ -42,9 +42,6 @@ struct pci_dev;
> #define PCI_DMA_BUS_IS_PHYS (1)
>
> #define HAVE_PCI_MMAP
> -extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
> - enum pci_mmap_state mmap_state, int write_combine);
> -
>
> #endif /* __KERNEL__ */
/^JN - Jesper Nilsson
--
Jesper Nilsson -- jesper.nilsson@axis•com
next prev parent reply other threads:[~2016-06-07 8:04 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20160604000642.28162-1-yinghai@kernel.org>
2016-06-04 0:06 ` [PATCH v12 01/15] PCI: Let pci_mmap_page_range() take extra resource pointer Yinghai Lu
2016-06-07 8:04 ` Jesper Nilsson [this message]
2016-06-08 21:03 ` Bjorn Helgaas
2016-06-08 22:35 ` Yinghai Lu
2016-06-09 0:00 ` Yinghai Lu
2016-06-09 22:36 ` Yinghai Lu
2016-06-04 0:06 ` [PATCH v12 02/15] PCI: Let pci_mmap_page_range() take resource address Yinghai Lu
2016-06-04 0:06 ` [PATCH v12 08/15] powerpc/PCI: Keep resource idx order with bridge register number Yinghai Lu
2016-06-04 0:06 ` [PATCH v12 09/15] powerpc/PCI: Add IORESOURCE_MEM_64 for 64-bit resource in OF parsing Yinghai Lu
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