This is a note to let you know that I've just added the patch titled
thunderbolt: Add support for Intel Maple Ridge
to the 5.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
thunderbolt-add-support-for-intel-maple-ridge.patch
and it can be found in the queue-5.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 437c65c4bd49459a47344985e66cd3e2375291bf
Author: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>
Date: Fri Jan 31 19:24:30 2020 +0300
thunderbolt: Add support for Intel Maple Ridge
[ Upstream commit db0746e3399ee87ee5f957880811da16faa89fb8 ]
Maple Ridge is first discrete USB4 host controller from Intel. It comes
with firmware based connection manager and the flows are similar as used
in Intel Titan Ridge.
Signed-off-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>
Stable-dep-of: 14c7d9052837 ("thunderbolt: Add support for Intel Maple Ridge single port controller")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/thunderbolt/icm.c b/drivers/thunderbolt/icm.c
index 82c46b200c34..fa24ea8cae75 100644
--- a/drivers/thunderbolt/icm.c
+++ b/drivers/thunderbolt/icm.c
@@ -2300,6 +2300,17 @@ struct tb *icm_probe(struct tb_nhi *nhi)
icm->rtd3_veto = icm_icl_rtd3_veto;
tb->cm_ops = &icm_icl_ops;
break;
+
+ case PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_4C_NHI:
+ icm->is_supported = icm_tgl_is_supported;
+ icm->get_mode = icm_ar_get_mode;
+ icm->driver_ready = icm_tr_driver_ready;
+ icm->device_connected = icm_tr_device_connected;
+ icm->device_disconnected = icm_tr_device_disconnected;
+ icm->xdomain_connected = icm_tr_xdomain_connected;
+ icm->xdomain_disconnected = icm_tr_xdomain_disconnected;
+ tb->cm_ops = &icm_tr_ops;
+ break;
}
if (!icm->is_supported || !icm->is_supported(tb)) {
diff --git a/drivers/thunderbolt/nhi.h b/drivers/thunderbolt/nhi.h
index 4e0861d75072..69770beca792 100644
--- a/drivers/thunderbolt/nhi.h
+++ b/drivers/thunderbolt/nhi.h
@@ -55,6 +55,7 @@ extern const struct tb_nhi_ops icl_nhi_ops;
* need for the PCI quirk anymore as we will use ICM also on Apple
* hardware.
*/
+#define PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_4C_NHI 0x1137
#define PCI_DEVICE_ID_INTEL_WIN_RIDGE_2C_NHI 0x157d
#define PCI_DEVICE_ID_INTEL_WIN_RIDGE_2C_BRIDGE 0x157e
#define PCI_DEVICE_ID_INTEL_ALPINE_RIDGE_LP_NHI 0x15bf
