lkml.org 
[lkml]   [2014]   [Sep]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH v2 21/22] tile/MSI: Use MSI chip framework to configure MSI/MSI-X irq
    Date
    Use MSI chip framework instead of arch MSI functions to configure
    MSI/MSI-X irq. So we can manage MSI/MSI-X irq in a unified framework.

    Signed-off-by: Yijing Wang <wangyijing@huawei.com>
    ---
    arch/tile/kernel/pci_gx.c | 14 ++++++++++++--
    1 files changed, 12 insertions(+), 2 deletions(-)

    diff --git a/arch/tile/kernel/pci_gx.c b/arch/tile/kernel/pci_gx.c
    index e39f9c5..4912b75 100644
    --- a/arch/tile/kernel/pci_gx.c
    +++ b/arch/tile/kernel/pci_gx.c
    @@ -1485,7 +1485,7 @@ static struct irq_chip tilegx_msi_chip = {
    /* TBD: support set_affinity. */
    };

    -int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc)
    +static int tile_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc)
    {
    struct pci_controller *controller;
    gxio_trio_context_t *trio_context;
    @@ -1604,7 +1604,17 @@ is_64_failure:
    return ret;
    }

    -void arch_teardown_msi_irq(unsigned int irq)
    +void tile_teardown_msi_irq(unsigned int irq)
    {
    irq_free_hwirq(irq);
    }
    +
    +static struct msi_chip tile_msi_chip = {
    + .setup_irq = tile_setup_msi_irq,
    + .teardown_irq = tile_teardown_msi_irq,
    +};
    +
    +struct msi_chip *arch_find_msi_chip(struct pci_dev *dev)
    +{
    + return &tile_msi_chip;
    +}
    --
    1.7.1


    \
     
     \ /
      Last update: 2014-09-25 05:21    [W:2.922 / U:0.084 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site