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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alex.williamson@redhat.com, mst@redhat.com, tiwei.bie@intel.com
Cc: virtualization@lists.linux-foundation.org,
netdev@vger.kernel.org, cohuck@redhat.com,
maxime.coquelin@redhat.com, cunming.liang@intel.com,
zhihong.wang@intel.com, rob.miller@broadcom.com,
xiao.w.wang@intel.com, haotian.wang@sifive.com,
zhenyuw@linux.intel.com, zhi.a.wang@intel.com,
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rodrigo.vivi@intel.com, airlied@linux.ie, daniel@ffwll.ch,
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gor@linux.ibm.com, borntraeger@de.ibm.com,
akrowiak@linux.ibm.com, freude@linux.ibm.com,
lingshan.zhu@intel.com, idos@mellanox.com, eperezma@redhat.com,
lulu@redhat.com, parav@mellanox.com,
christophe.de.dinechin@gmail.com, kevin.tian@intel.com,
stefanha@redhat.com, Jason Wang <jasowang@redhat.com>
Subject: [PATCH V4 2/6] modpost: add support for mdev class id
Date: Thu, 17 Oct 2019 18:48:32 +0800 [thread overview]
Message-ID: <20191017104836.32464-3-jasowang@redhat.com> (raw)
In-Reply-To: <20191017104836.32464-1-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 7b24ee9cb8dd..cb701cd646f0 100644
--- a/drivers/vfio/mdev/vfio_mdev.c
+++ b/drivers/vfio/mdev/vfio_mdev.c
@@ -125,6 +125,8 @@ static const 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 c91eba751804..d365dfe7c718 100644
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -1335,6 +1335,15 @@ 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)
{
@@ -1407,6 +1416,7 @@ 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:[~2019-10-17 10:50 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-17 10:48 [PATCH V4 0/6] mdev based hardware virtio offloading support Jason Wang
2019-10-17 10:48 ` [PATCH V4 1/6] mdev: class id support Jason Wang
2019-10-20 23:25 ` Parav Pandit
2019-10-17 10:48 ` Jason Wang [this message]
2019-10-20 23:25 ` [PATCH V4 2/6] modpost: add support for mdev class id Parav Pandit
2019-10-17 10:48 ` [PATCH V4 3/6] mdev: introduce device specific ops Jason Wang
2019-10-17 15:07 ` Cornelia Huck
2019-10-17 17:53 ` Alex Williamson
2019-10-18 7:44 ` Cornelia Huck
2019-10-18 7:34 ` Jason Wang
2019-10-20 23:41 ` Parav Pandit
2019-10-21 6:02 ` Jason Wang
2019-10-17 10:48 ` [PATCH V4 4/6] mdev: introduce virtio device and its device ops Jason Wang
2019-10-17 17:53 ` Alex Williamson
2019-10-18 7:35 ` Jason Wang
2019-10-18 9:46 ` Cornelia Huck
2019-10-18 10:55 ` Jason Wang
2019-10-18 13:30 ` Cornelia Huck
2019-10-21 5:36 ` Jason Wang
2019-10-18 9:46 ` Tiwei Bie
2019-10-18 10:57 ` Jason Wang
2019-10-17 10:48 ` [PATCH V4 5/6] virtio: introduce a mdev based transport Jason Wang
2019-10-18 14:20 ` Cornelia Huck
2019-10-21 5:59 ` Jason Wang
2019-10-21 9:36 ` Cornelia Huck
2019-10-21 10:13 ` Jason Wang
2019-10-17 10:48 ` [PATCH V4 6/6] docs: sample driver to demonstrate how to implement virtio-mdev framework Jason Wang
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