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authorAbhijit Gangurde <abhijit.gangurde@amd.com>2023-10-17 19:05:05 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-10-27 14:23:24 +0300
commitfa10f413091a43f801f82b3cf484f15d6fc9266f (patch)
tree841c8ae975588c68351c92ae5ada6ba3db414bc6 /drivers/cdx/cdx.h
parent0174f5810401ae6390bfe15354346b5ea660d40c (diff)
downloadlinux-fa10f413091a43f801f82b3cf484f15d6fc9266f.tar.xz
cdx: add sysfs for subsystem, class and revision
CDX controller provides subsystem vendor, subsystem device, class and revision info of the device along with vendor and device ID in native endian format. CDX Bus system uses this information to bind the cdx device to the cdx device driver. Co-developed-by: Puneet Gupta <puneet.gupta@amd.com> Signed-off-by: Puneet Gupta <puneet.gupta@amd.com> Co-developed-by: Nipun Gupta <nipun.gupta@amd.com> Signed-off-by: Nipun Gupta <nipun.gupta@amd.com> Signed-off-by: Abhijit Gangurde <abhijit.gangurde@amd.com> Reviewed-by: Pieter Jansen van Vuuren <pieter.jansen-van-vuuren@amd.com> Tested-by: Nikhil Agarwal <nikhil.agarwal@amd.com> Link: https://lore.kernel.org/r/20231017160505.10640-8-abhijit.gangurde@amd.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/cdx/cdx.h')
-rw-r--r--drivers/cdx/cdx.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/cdx/cdx.h b/drivers/cdx/cdx.h
index 1f593deb4c9e..300ad8be7a34 100644
--- a/drivers/cdx/cdx.h
+++ b/drivers/cdx/cdx.h
@@ -16,22 +16,30 @@
* @parent: Associated CDX Bus device
* @vendor: Vendor ID for CDX device
* @device: Device ID for CDX device
+ * @subsys_vendor: Sub vendor ID for CDX device
+ * @subsys_device: Sub device ID for CDX device
* @bus_num: Bus number for this CDX device
* @dev_num: Device number for this device
* @res: array of MMIO region entries
* @res_count: number of valid MMIO regions
* @req_id: Requestor ID associated with CDX device
+ * @class: Class of the CDX Device
+ * @revision: Revision of the CDX device
*/
struct cdx_dev_params {
struct cdx_controller *cdx;
struct device *parent;
u16 vendor;
u16 device;
+ u16 subsys_vendor;
+ u16 subsys_device;
u8 bus_num;
u8 dev_num;
struct resource res[MAX_CDX_DEV_RESOURCES];
u8 res_count;
u32 req_id;
+ u32 class;
+ u8 revision;
};
/**