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Date: Wed, 6 Nov 2019 21:35:27 +0800 From: Jason Wang <jasowang@...hat.com> To: kvm@...r.kernel.org, linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org, intel-gfx@...ts.freedesktop.org, intel-gvt-dev@...ts.freedesktop.org, kwankhede@...dia.com, alex.williamson@...hat.com, mst@...hat.com, tiwei.bie@...el.com Cc: virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org, cohuck@...hat.com, maxime.coquelin@...hat.com, cunming.liang@...el.com, zhihong.wang@...el.com, rob.miller@...adcom.com, xiao.w.wang@...el.com, haotian.wang@...ive.com, zhenyuw@...ux.intel.com, zhi.a.wang@...el.com, jani.nikula@...ux.intel.com, joonas.lahtinen@...ux.intel.com, rodrigo.vivi@...el.com, airlied@...ux.ie, daniel@...ll.ch, farman@...ux.ibm.com, pasic@...ux.ibm.com, sebott@...ux.ibm.com, oberpar@...ux.ibm.com, heiko.carstens@...ibm.com, gor@...ux.ibm.com, borntraeger@...ibm.com, akrowiak@...ux.ibm.com, freude@...ux.ibm.com, lingshan.zhu@...el.com, idos@...lanox.com, eperezma@...hat.com, lulu@...hat.com, parav@...lanox.com, christophe.de.dinechin@...il.com, kevin.tian@...el.com, stefanha@...hat.com, Jason Wang <jasowang@...hat.com> Subject: [PATCH V10 2/6] modpost: add support for mdev class id Add support to parse mdev class id table. Reviewed-by: Parav Pandit <parav@...lanox.com> Reviewed-by: Cornelia Huck <cohuck@...hat.com> Signed-off-by: Jason Wang <jasowang@...hat.com> --- drivers/vfio/mdev/vfio_mdev.c | 2 ++ scripts/mod/devicetable-offsets.c | 3 +++ scripts/mod/file2alias.c | 11 +++++++++++ 3 files changed, 16 insertions(+) diff --git a/drivers/vfio/mdev/vfio_mdev.c b/drivers/vfio/mdev/vfio_mdev.c index 38431e9ef7f5..a6641cd8b5a3 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 vfio_id_table[] = { { 0 }, }; +MODULE_DEVICE_TABLE(mdev, vfio_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..45f1c22f49be 100644 --- a/scripts/mod/file2alias.c +++ b/scripts/mod/file2alias.c @@ -1335,6 +1335,16 @@ 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); + add_wildcard(alias); + 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 +1417,7 @@ 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
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