From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Yijing Wang To: Bjorn Helgaas CC: , , Xinwei Hu , Wuyun , , Russell King , , , , , Arnd Bergmann , Thomas Gleixner , "Konrad Rzeszutek Wilk" , , Joerg Roedel , , , Benjamin Herrenschmidt , , , Sebastian Ott , "Tony Luck" , , "David S. Miller" , , Chris Metcalf , Ralf Baechle , Lucas Stach , David Vrabel , "Sergei Shtylyov" , Michael Ellerman , Thierry Reding , "Thomas Petazzoni" , Yijing Wang Subject: [PATCH v2 21/22] tile/MSI: Use MSI chip framework to configure MSI/MSI-X irq Date: Thu, 25 Sep 2014 11:14:31 +0800 Message-ID: <1411614872-4009-22-git-send-email-wangyijing@huawei.com> In-Reply-To: <1411614872-4009-1-git-send-email-wangyijing@huawei.com> References: <1411614872-4009-1-git-send-email-wangyijing@huawei.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-arch-owner@vger.kernel.org List-ID: 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 --- 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