[PATCH v2 5/7] PCI: dwc: all: Modify dbi accessors to access data of 4/2/1 bytes

Joao Pinto Joao.Pinto at synopsys.com
Tue Mar 7 03:18:35 PST 2017


Às 9:52 AM de 3/7/2017, Kishon Vijay Abraham I escreveu:
> Previously dbi accessors can be used to access data of size 4
> bytes. But there might be situations (like accessing
> MSI_MESSAGE_CONTROL in order to set/get the number of required
> MSI interrupts in EP mode) where dbi accessors must
> be used to access data of size 2. This is in preparation for
> adding endpoint mode support to designware driver.
> 
> Cc: Jingoo Han <jingoohan1 at gmail.com>
> Cc: Richard Zhu <hongxing.zhu at nxp.com>
> Cc: Lucas Stach <l.stach at pengutronix.de>
> Cc: Murali Karicheri <m-karicheri2 at ti.com>
> Cc: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
> Cc: Niklas Cassel <niklas.cassel at axis.com>
> Cc: Jesper Nilsson <jesper.nilsson at axis.com>
> Cc: Joao Pinto <Joao.Pinto at synopsys.com>
> Cc: Zhou Wang <wangzhou1 at hisilicon.com>
> Cc: Gabriele Paoloni <gabriele.paoloni at huawei.com>
> Signed-off-by: Kishon Vijay Abraham I <kishon at ti.com>
> ---
>  drivers/pci/dwc/Kconfig                |   18 ++++----
>  drivers/pci/dwc/pci-dra7xx.c           |    8 ++--
>  drivers/pci/dwc/pci-exynos.c           |   16 +++----
>  drivers/pci/dwc/pci-imx6.c             |   54 +++++++++++-----------
>  drivers/pci/dwc/pci-keystone-dw.c      |   13 +++---
>  drivers/pci/dwc/pcie-armada8k.c        |   38 ++++++++--------
>  drivers/pci/dwc/pcie-artpec6.c         |    6 +--
>  drivers/pci/dwc/pcie-designware-host.c |   18 ++++----
>  drivers/pci/dwc/pcie-designware.c      |   77 +++++++++++++++++++-------------
>  drivers/pci/dwc/pcie-designware.h      |   14 +++---
>  drivers/pci/dwc/pcie-hisi.c            |   14 +++---
>  11 files changed, 147 insertions(+), 129 deletions(-)
> 
> diff --git a/drivers/pci/dwc/Kconfig b/drivers/pci/dwc/Kconfig
> index dfb8a69..cb3d5d0 100644
> --- a/drivers/pci/dwc/Kconfig
> +++ b/drivers/pci/dwc/Kconfig
> @@ -36,7 +36,7 @@ config PCIE_DW_PLAT
>  config PCI_EXYNOS
>  	bool "Samsung Exynos PCIe controller"
>  	depends on PCI
> -	depends on SOC_EXYNOS5440
> +	depends on SOC_EXYNOS5440 || COMPILE_TEST

Kishon, I have the idea that Bjorn suggested some time ago not to use
COMPILE_TEST, because there were some problems in some drivers that needed
specific arch stuff.

Bjorn: Could you please confirm?

Thanks.



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