From: Jason Wang <jasowang@redhat.com>
To: kvm@vger.kernel.org, linux-s390@vger.kernel.org,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
intel-gfx@lists.freedesktop.org,
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Cc: virtualization@lists.linux-foundation.org,
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lulu@redhat.com, parav@mellanox.com,
christophe.de.dinechin@gmail.com, kevin.tian@intel.com,
Jason Wang <jasowang@redhat.com>
Subject: [PATCH V2 4/8] modpost: add support for mdev class id
Date: Tue, 24 Sep 2019 21:53:28 +0800 [thread overview]
Message-ID: <20190924135332.14160-5-jasowang@redhat.com> (raw)
In-Reply-To: <20190924135332.14160-1-jasowang@redhat.com>
Add support to parse mdev class id table.
Signed-off-by: Jason Wang <jasowang@redhat.com>
---
drivers/vfio/mdev/vfio_mdev.c | 2 ++
scripts/mod/devicetable-offsets.c | 3 +++
scripts/mod/file2alias.c | 10 ++++++++++
3 files changed, 15 insertions(+)
diff --git a/drivers/vfio/mdev/vfio_mdev.c b/drivers/vfio/mdev/vfio_mdev.c
index fd2a4d9a3f26..891cf83a2d9a 100644
--- a/drivers/vfio/mdev/vfio_mdev.c
+++ b/drivers/vfio/mdev/vfio_mdev.c
@@ -125,6 +125,8 @@ static struct mdev_class_id id_table[] = {
{ 0 },
};
+MODULE_DEVICE_TABLE(mdev, id_table);
+
static struct mdev_driver vfio_mdev_driver = {
.name = "vfio_mdev",
.probe = vfio_mdev_probe,
diff --git a/scripts/mod/devicetable-offsets.c b/scripts/mod/devicetable-offsets.c
index 054405b90ba4..6cbb1062488a 100644
--- a/scripts/mod/devicetable-offsets.c
+++ b/scripts/mod/devicetable-offsets.c
@@ -231,5 +231,8 @@ int main(void)
DEVID(wmi_device_id);
DEVID_FIELD(wmi_device_id, guid_string);
+ DEVID(mdev_class_id);
+ DEVID_FIELD(mdev_class_id, id);
+
return 0;
}
diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
index e17a29ae2e97..6805f87a1149 100644
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -1330,6 +1330,15 @@ static int do_wmi_entry(const char *filename, void *symval, char *alias)
return 1;
}
+/* looks like: "mdev:cN" */
+static int do_mdev_entry(const char *filename, void *symval, char *alias)
+{
+ DEF_FIELD(symval, mdev_class_id, id);
+
+ sprintf(alias, "mdev:c%02X", id);
+ return 1;
+}
+
/* Does namelen bytes of name exactly match the symbol? */
static bool sym_is(const char *name, unsigned namelen, const char *symbol)
{
@@ -1402,6 +1411,7 @@ static const struct devtable devtable[] = {
{"typec", SIZE_typec_device_id, do_typec_entry},
{"tee", SIZE_tee_client_device_id, do_tee_entry},
{"wmi", SIZE_wmi_device_id, do_wmi_entry},
+ {"mdev", SIZE_mdev_class_id, do_mdev_entry},
};
/* Create MODULE_ALIAS() statements.
--
2.19.1
next prev parent reply other threads:[~2019-09-24 13:55 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-24 13:53 [PATCH V2 0/8] mdev based hardware virtio offloading support Jason Wang
2019-09-24 13:53 ` [PATCH V2 1/8] vringh: fix copy direction of vringh_iov_push_kern() Jason Wang
2019-09-24 13:53 ` [PATCH V2 2/8] mdev: class id support Jason Wang
2019-09-24 23:06 ` Alex Williamson
2019-09-25 12:01 ` Jason Wang
2019-09-25 8:28 ` Tian, Kevin
2019-09-25 12:13 ` Jason Wang
2019-09-24 13:53 ` [PATCH V2 3/8] mdev: bus uevent support Jason Wang
2019-09-24 13:53 ` Jason Wang [this message]
2019-09-24 13:53 ` [PATCH V2 5/8] mdev: introduce device specific ops Jason Wang
2019-09-24 23:06 ` Alex Williamson
2019-09-25 12:04 ` Jason Wang
2019-09-24 13:53 ` [PATCH V2 6/8] mdev: introduce virtio device and its device ops Jason Wang
2019-09-24 23:06 ` Alex Williamson
2019-09-25 12:06 ` Jason Wang
2019-09-27 8:37 ` Jason Wang
2019-10-10 9:18 ` Jason Wang
2019-09-25 9:09 ` Tian, Kevin
2019-09-25 12:45 ` Jason Wang
2019-09-26 0:48 ` Tian, Kevin
2019-09-26 8:12 ` Jason Wang
2019-09-24 13:53 ` [PATCH V2 7/8] virtio: introduce a mdev based transport Jason Wang
2019-09-24 13:53 ` [PATCH V2 8/8] docs: sample driver to demonstrate how to implement virtio-mdev framework Jason Wang
2019-09-25 8:24 ` [PATCH V2 0/8] mdev based hardware virtio offloading support Tian, Kevin
2019-09-25 12:13 ` Jason Wang
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