linux-kernel - [PATCH 5.10 01/52] thunderbolt: Add support for Intel Maple Ridge

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Date:   Mon,  3 Oct 2022 09:11:08 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.10 01/52] thunderbolt: Add support for Intel Maple Ridge

From: Mika Westerberg <mika.westerberg@...ux.intel.com>

[ 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@...ux.intel.com>
Stable-dep-of: 14c7d9052837 ("thunderbolt: Add support for Intel Maple Ridge single port controller")
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/thunderbolt/icm.c | 11 +++++++++++
 drivers/thunderbolt/nhi.h |  1 +
 2 files changed, 12 insertions(+)

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
-- 
2.35.1