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| author | Jiang Liu <jiang.liu@linux.intel.com> | 2015-07-09 16:00:45 +0800 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2015-07-22 18:37:43 +0200 |
| commit | 25a98bd4ff9355a218d2e7aa4d6e3c9bc2c27d6f (patch) | |
| tree | 1aaf91bd385d4bec47f062148b714cad161c823c /include/linux/msi.h | |
| parent | 4a7cc831670550e6b48ef5760e7213f89935ff0d (diff) | |
| download | op-kernel-dev-25a98bd4ff9355a218d2e7aa4d6e3c9bc2c27d6f.zip op-kernel-dev-25a98bd4ff9355a218d2e7aa4d6e3c9bc2c27d6f.tar.gz | |
genirq/MSI: Store 'struct device' instead of 'struct pci_dev' in struct msi_desc
Store 'struct device *' instead of 'struct pci_dev *' in struct msi_desc,
so struct msi_desc can be reused by non PCI based MSI drivers.
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Reviewed-by: Yijing Wang <wangyijing@huawei.com>
Reviewed-by: Marc Zyngier <marc.zyngier@arm.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Grant Likely <grant.likely@linaro.org>
Cc: Stuart Yoder <stuart.yoder@freescale.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Alexander Gordeev <agordeev@redhat.com>
Link: http://lkml.kernel.org/r/1436428847-8886-11-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/msi.h')
| -rw-r--r-- | include/linux/msi.h | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/include/linux/msi.h b/include/linux/msi.h index 57fe766..5f77e23 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -14,6 +14,7 @@ extern int pci_msi_ignore_mask; /* Helper functions */ struct irq_data; struct msi_desc; +struct pci_dev; void __get_cached_msi_msg(struct msi_desc *entry, struct msi_msg *msg); void get_cached_msi_msg(unsigned int irq, struct msi_msg *msg); @@ -37,14 +38,14 @@ struct msi_desc { void __iomem *mask_base; u8 mask_pos; }; - struct pci_dev *dev; + struct device *dev; /* Last set MSI message */ struct msi_msg msg; }; /* Helpers to hide struct msi_desc implementation details */ -#define msi_desc_to_dev(desc) (&(desc)->dev.dev) +#define msi_desc_to_dev(desc) ((desc)->dev) #define dev_to_msi_list(dev) (&(dev)->msi_list) #define first_msi_entry(dev) \ list_first_entry(dev_to_msi_list((dev)), struct msi_desc, list) @@ -56,11 +57,7 @@ struct msi_desc { #define for_each_pci_msi_entry(desc, pdev) \ for_each_msi_entry((desc), &(pdev)->dev) -static inline struct pci_dev *msi_desc_to_pci_dev(struct msi_desc *desc) -{ - return desc->dev; -} - +struct pci_dev *msi_desc_to_pci_dev(struct msi_desc *desc); void *msi_desc_to_pci_sysdata(struct msi_desc *desc); #else /* CONFIG_PCI_MSI */ static inline void *msi_desc_to_pci_sysdata(struct msi_desc *desc) |
