diff options
Diffstat (limited to 'drivers/ntb')
| -rw-r--r-- | drivers/ntb/hw/amd/ntb_hw_amd.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/ntb/hw/amd/ntb_hw_amd.c b/drivers/ntb/hw/amd/ntb_hw_amd.c index a1c4a21c58c3..621a69a0cff2 100644 --- a/drivers/ntb/hw/amd/ntb_hw_amd.c +++ b/drivers/ntb/hw/amd/ntb_hw_amd.c @@ -290,7 +290,6 @@ static int amd_ntb_link_enable(struct ntb_dev *ntb, { struct amd_ntb_dev *ndev = ntb_ndev(ntb); void __iomem *mmio = ndev->self_mmio; - u32 ntb_ctl; /* Enable event interrupt */ ndev->int_mask &= ~AMD_EVENT_INTMASK; @@ -300,10 +299,6 @@ static int amd_ntb_link_enable(struct ntb_dev *ntb, return -EINVAL; dev_dbg(&ntb->pdev->dev, "Enabling Link.\n"); - ntb_ctl = readl(mmio + AMD_CNTL_OFFSET); - ntb_ctl |= (PMM_REG_CTL | SMM_REG_CTL); - writel(ntb_ctl, mmio + AMD_CNTL_OFFSET); - return 0; } @@ -311,7 +306,6 @@ static int amd_ntb_link_disable(struct ntb_dev *ntb) { struct amd_ntb_dev *ndev = ntb_ndev(ntb); void __iomem *mmio = ndev->self_mmio; - u32 ntb_ctl; /* Disable event interrupt */ ndev->int_mask |= AMD_EVENT_INTMASK; @@ -321,10 +315,6 @@ static int amd_ntb_link_disable(struct ntb_dev *ntb) return -EINVAL; dev_dbg(&ntb->pdev->dev, "Enabling Link.\n"); - ntb_ctl = readl(mmio + AMD_CNTL_OFFSET); - ntb_ctl &= ~(PMM_REG_CTL | SMM_REG_CTL); - writel(ntb_ctl, mmio + AMD_CNTL_OFFSET); - return 0; } @@ -927,18 +917,24 @@ static void amd_init_side_info(struct amd_ntb_dev *ndev) { void __iomem *mmio = ndev->self_mmio; unsigned int reg; + u32 ntb_ctl; reg = readl(mmio + AMD_SIDEINFO_OFFSET); if (!(reg & AMD_SIDE_READY)) { reg |= AMD_SIDE_READY; writel(reg, mmio + AMD_SIDEINFO_OFFSET); } + + ntb_ctl = readl(mmio + AMD_CNTL_OFFSET); + ntb_ctl |= (PMM_REG_CTL | SMM_REG_CTL); + writel(ntb_ctl, mmio + AMD_CNTL_OFFSET); } static void amd_deinit_side_info(struct amd_ntb_dev *ndev) { void __iomem *mmio = ndev->self_mmio; unsigned int reg; + u32 ntb_ctl; reg = readl(mmio + AMD_SIDEINFO_OFFSET); if (reg & AMD_SIDE_READY) { @@ -946,6 +942,10 @@ static void amd_deinit_side_info(struct amd_ntb_dev *ndev) writel(reg, mmio + AMD_SIDEINFO_OFFSET); readl(mmio + AMD_SIDEINFO_OFFSET); } + + ntb_ctl = readl(mmio + AMD_CNTL_OFFSET); + ntb_ctl &= ~(PMM_REG_CTL | SMM_REG_CTL); + writel(ntb_ctl, mmio + AMD_CNTL_OFFSET); } static int amd_init_ntb(struct amd_ntb_dev *ndev) |