lkml.org 
[lkml]   [2017]   [Jan]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 1/4] PCI: exynos: replace to one register accessor from each accessors
Hi Jaehoon,

On Mon, Dec 19, 2016 at 05:16:11PM +0900, Jaehoon Chung wrote:
> There is no reason to maintain *_blk/phy/elbi_* as register accessors.
> It can be replaced to one register accessor.
>
> Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
> ---
> drivers/pci/host/pci-exynos.c | 214 +++++++++++++++++++-----------------------
> 1 file changed, 97 insertions(+), 117 deletions(-)
>
> diff --git a/drivers/pci/host/pci-exynos.c b/drivers/pci/host/pci-exynos.c
> index f1c544b..6dbfa2c 100644
> --- a/drivers/pci/host/pci-exynos.c
> +++ b/drivers/pci/host/pci-exynos.c
> @@ -102,197 +102,175 @@ struct exynos_pcie {
> #define PCIE_PHY_TRSV3_PD_TSV (0x1 << 7)
> #define PCIE_PHY_TRSV3_LVCC 0x31c
>
> -static void exynos_elb_writel(struct exynos_pcie *exynos_pcie, u32 val, u32 reg)
> +static void exynos_pcie_writel(void __iomem *base, u32 val, u32 reg)
> {
> - writel(val, exynos_pcie->elbi_base + reg);
> + writel(val, base + reg);
> }
>
> -static u32 exynos_elb_readl(struct exynos_pcie *exynos_pcie, u32 reg)
> +static u32 exynos_pcie_readl(void __iomem *base, u32 reg)
> {
> - return readl(exynos_pcie->elbi_base + reg);
> + return readl(base + reg);
> }
>
> -static void exynos_phy_writel(struct exynos_pcie *exynos_pcie, u32 val, u32 reg)
> -{
> - writel(val, exynos_pcie->phy_base + reg);
> -}
> -
> -static u32 exynos_phy_readl(struct exynos_pcie *exynos_pcie, u32 reg)
> -{
> - return readl(exynos_pcie->phy_base + reg);
> -}
> -
> -static void exynos_blk_writel(struct exynos_pcie *exynos_pcie, u32 val, u32 reg)
> -{
> - writel(val, exynos_pcie->block_base + reg);
> -}
> -
> -static u32 exynos_blk_readl(struct exynos_pcie *exynos_pcie, u32 reg)
> -{
> - return readl(exynos_pcie->block_base + reg);
> -}
> -
> -static void exynos_pcie_sideband_dbi_w_mode(struct exynos_pcie *exynos_pcie,
> - bool on)
> +static void exynos_pcie_sideband_dbi_w_mode(struct exynos_pcie *ep, bool on)

Replacing all the separate accessors with one that takes the base
pointer is OK, but please use the same name for all the "struct
exynos_pcie *" pointers in the whole file.

Before your patch, they were all called "exynos_pci"; after it some
are called "exynos_pci" and some are called "ep".

Bjorn

\
 
 \ /
  Last update: 2017-01-11 19:51    [W:0.095 / U:1.304 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site