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authorJiang Liu <jiang.liu@linux.intel.com>2015-07-09 11:00:44 +0300
committerThomas Gleixner <tglx@linutronix.de>2015-07-22 19:37:43 +0300
commit4a7cc831670550e6b48ef5760e7213f89935ff0d (patch)
treeae9f6db20b2a1a2a99f0c792ba949af7048ba6e3 /include
parente39758e0ea769e632e5e3c9f314160e55c2153ff (diff)
downloadlinux-4a7cc831670550e6b48ef5760e7213f89935ff0d.tar.xz
genirq/MSI: Move msi_list from struct pci_dev to struct device
Move msi_list from struct pci_dev into struct device, so we can support non-PCI-device based generic MSI interrupts. msi_list is now conditional under CONFIG_GENERIC_MSI_IRQ, which is selected from CONFIG_PCI_MSI, so no functional change for PCI MSI users. Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> Reviewed-by: Yijing Wang <wangyijing@huawei.com> Acked-by: Bjorn Helgaas <bhelgaas@google.com> Cc: Tony Luck <tony.luck@intel.com> Cc: linux-arm-kernel@lists.infradead.org Cc: Grant Likely <grant.likely@linaro.org> Cc: Marc Zyngier <marc.zyngier@arm.com> Cc: Stuart Yoder <stuart.yoder@freescale.com> Cc: Borislav Petkov <bp@alien8.de> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Joe Perches <joe@perches.com> Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com> Cc: Paul Gortmaker <paul.gortmaker@windriver.com> Cc: Luis R. Rodriguez <mcgrof@suse.com> Cc: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Cc: Joerg Roedel <jroedel@suse.de> Cc: Alexander Gordeev <agordeev@redhat.com> Link: http://lkml.kernel.org/r/1436428847-8886-10-git-send-email-jiang.liu@linux.intel.com Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
-rw-r--r--include/linux/device.h4
-rw-r--r--include/linux/msi.h2
-rw-r--r--include/linux/pci.h1
3 files changed, 5 insertions, 2 deletions
diff --git a/include/linux/device.h b/include/linux/device.h
index 5a31bf3a4024..22227e7fe463 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -713,6 +713,7 @@ struct device_dma_parameters {
* along with subsystem-level and driver-level callbacks.
* @pins: For device pin management.
* See Documentation/pinctrl.txt for details.
+ * @msi_list: Hosts MSI descriptors
* @numa_node: NUMA node this device is close to.
* @dma_mask: Dma mask (if dma'ble device).
* @coherent_dma_mask: Like dma_mask, but for alloc_coherent mapping as not all
@@ -776,6 +777,9 @@ struct device {
#ifdef CONFIG_PINCTRL
struct dev_pin_info *pins;
#endif
+#ifdef CONFIG_GENERIC_MSI_IRQ
+ struct list_head msi_list;
+#endif
#ifdef CONFIG_NUMA
int numa_node; /* NUMA node this device is close to */
diff --git a/include/linux/msi.h b/include/linux/msi.h
index cfbd2afeaf64..57fe766a14bf 100644
--- a/include/linux/msi.h
+++ b/include/linux/msi.h
@@ -45,7 +45,7 @@ struct msi_desc {
/* Helpers to hide struct msi_desc implementation details */
#define msi_desc_to_dev(desc) (&(desc)->dev.dev)
-#define dev_to_msi_list(dev) (&to_pci_dev((dev))->msi_list)
+#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)
#define for_each_msi_entry(desc, dev) \
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 8a0321a8fb59..fbf245f5eba7 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -366,7 +366,6 @@ struct pci_dev {
struct bin_attribute *res_attr[DEVICE_COUNT_RESOURCE]; /* sysfs file for resources */
struct bin_attribute *res_attr_wc[DEVICE_COUNT_RESOURCE]; /* sysfs file for WC mapping of resources */
#ifdef CONFIG_PCI_MSI
- struct list_head msi_list;
const struct attribute_group **msi_irq_groups;
#endif
struct pci_vpd *vpd;