openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

PCI: exynos: Remove duplicated code 

Remove duplicated register reads and writes.

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Jingoo Han <jingoohan1@gmail.com>
This commit is contained in:
Jaehoon Chung 2017-01-16 15:31:38 +09:00 committed by Bjorn Helgaas
parent 2681c0e7ff
commit 92004a0648
1 changed files with 8 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
drivers/pci/host/pci-exynos.c
View File

@ -116,30 +116,24 @@ static void exynos_pcie_sideband_dbi_w_mode(struct exynos_pcie *ep, bool on)
{
u32 val;
if (on) {
val = exynos_pcie_readl(ep->elbi_base, PCIE_ELBI_SLV_AWMISC);
val = exynos_pcie_readl(ep->elbi_base, PCIE_ELBI_SLV_AWMISC);
if (on)
val |= PCIE_ELBI_SLV_DBI_ENABLE;
exynos_pcie_writel(ep->elbi_base, val, PCIE_ELBI_SLV_AWMISC);
} else {
val = exynos_pcie_readl(ep->elbi_base, PCIE_ELBI_SLV_AWMISC);
else
val &= ~PCIE_ELBI_SLV_DBI_ENABLE;
exynos_pcie_writel(ep->elbi_base, val, PCIE_ELBI_SLV_AWMISC);
}
exynos_pcie_writel(ep->elbi_base, val, PCIE_ELBI_SLV_AWMISC);
}
static void exynos_pcie_sideband_dbi_r_mode(struct exynos_pcie *ep, bool on)
{
u32 val;
if (on) {
val = exynos_pcie_readl(ep->elbi_base, PCIE_ELBI_SLV_ARMISC);
val = exynos_pcie_readl(ep->elbi_base, PCIE_ELBI_SLV_ARMISC);
if (on)
val |= PCIE_ELBI_SLV_DBI_ENABLE;
exynos_pcie_writel(ep->elbi_base, val, PCIE_ELBI_SLV_ARMISC);
} else {
val = exynos_pcie_readl(ep->elbi_base, PCIE_ELBI_SLV_ARMISC);
else
val &= ~PCIE_ELBI_SLV_DBI_ENABLE;
exynos_pcie_writel(ep->elbi_base, val, PCIE_ELBI_SLV_ARMISC);
}
exynos_pcie_writel(ep->elbi_base, val, PCIE_ELBI_SLV_ARMISC);
}
static void exynos_pcie_assert_core_reset(struct exynos_pcie *ep)