diff options
| author | Neil Horman <nhorman@tuxdriver.com> | 2011-10-06 14:08:18 -0400 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2012-01-06 12:10:25 -0800 |
| commit | da8d1c8ba4dcb16d60be54b233deca9a7cac98dc (patch) | |
| tree | ac4713f9dd29aab4d4d5b167cf61081aeb2ccdb4 /include | |
| parent | 8b6a5af92c03b363df050da906480085b6cd6e00 (diff) | |
PCI/sysfs: add per pci device msi[x] irq listing (v5)
This patch adds a per-pci-device subdirectory in sysfs called:
/sys/bus/pci/devices/<device>/msi_irqs
This sub-directory exports the set of msi vectors allocated by a given
pci device, by creating a numbered sub-directory for each vector beneath
msi_irqs. For each vector various attributes can be exported.
Currently the only attribute is called mode, which tracks the
operational mode of that vector (msi vs. msix)
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/msi.h | 3 | ||||
| -rw-r--r-- | include/linux/pci.h | 1 |
2 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/msi.h b/include/linux/msi.h index 05acced439a3..ce93a341337d 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -1,6 +1,7 @@ #ifndef LINUX_MSI_H #define LINUX_MSI_H +#include <linux/kobject.h> #include <linux/list.h> struct msi_msg { @@ -44,6 +45,8 @@ struct msi_desc { /* Last set MSI message */ struct msi_msg msg; + + struct kobject kobj; }; /* diff --git a/include/linux/pci.h b/include/linux/pci.h index 7cda65b5f798..84225c756bd1 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -336,6 +336,7 @@ struct pci_dev { 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; + struct kset *msi_kset; #endif struct pci_vpd *vpd; #ifdef CONFIG_PCI_ATS |