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path: root/drivers/memory/tegra/tegra234.c
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Diffstat (limited to 'drivers/memory/tegra/tegra234.c')
-rw-r--r--drivers/memory/tegra/tegra234.c595
1 files changed, 594 insertions, 1 deletions
diff --git a/drivers/memory/tegra/tegra234.c b/drivers/memory/tegra/tegra234.c
index 02dcc5748bba..8e873a7bc34f 100644
--- a/drivers/memory/tegra/tegra234.c
+++ b/drivers/memory/tegra/tegra234.c
@@ -1,18 +1,47 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
- * Copyright (C) 2021-2022, NVIDIA CORPORATION. All rights reserved.
+ * Copyright (C) 2022-2023, NVIDIA CORPORATION. All rights reserved.
*/
#include <soc/tegra/mc.h>
#include <dt-bindings/memory/tegra234-mc.h>
+#include <linux/interconnect.h>
+#include <linux/tegra-icc.h>
+#include <soc/tegra/bpmp.h>
#include "mc.h"
static const struct tegra_mc_client tegra234_mc_clients[] = {
{
+ .id = TEGRA234_MEMORY_CLIENT_HDAR,
+ .name = "hdar",
+ .bpmp_id = TEGRA_ICC_BPMP_HDA,
+ .type = TEGRA_ICC_ISO_AUDIO,
+ .sid = TEGRA234_SID_HDA,
+ .regs = {
+ .sid = {
+ .override = 0xa8,
+ .security = 0xac,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_HDAW,
+ .name = "hdaw",
+ .bpmp_id = TEGRA_ICC_BPMP_HDA,
+ .type = TEGRA_ICC_ISO_AUDIO,
+ .sid = TEGRA234_SID_HDA,
+ .regs = {
+ .sid = {
+ .override = 0x1a8,
+ .security = 0x1ac,
+ },
+ },
+ }, {
.id = TEGRA234_MEMORY_CLIENT_MGBEARD,
.name = "mgbeard",
+ .bpmp_id = TEGRA_ICC_BPMP_EQOS,
+ .type = TEGRA_ICC_NISO,
.sid = TEGRA234_SID_MGBE,
.regs = {
.sid = {
@@ -23,6 +52,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = {
}, {
.id = TEGRA234_MEMORY_CLIENT_MGBEBRD,
.name = "mgbebrd",
+ .bpmp_id = TEGRA_ICC_BPMP_EQOS,
+ .type = TEGRA_ICC_NISO,
.sid = TEGRA234_SID_MGBE_VF1,
.regs = {
.sid = {
@@ -33,6 +64,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = {
}, {
.id = TEGRA234_MEMORY_CLIENT_MGBECRD,
.name = "mgbecrd",
+ .bpmp_id = TEGRA_ICC_BPMP_EQOS,
+ .type = TEGRA_ICC_NISO,
.sid = TEGRA234_SID_MGBE_VF2,
.regs = {
.sid = {
@@ -43,6 +76,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = {
}, {
.id = TEGRA234_MEMORY_CLIENT_MGBEDRD,
.name = "mgbedrd",
+ .bpmp_id = TEGRA_ICC_BPMP_EQOS,
+ .type = TEGRA_ICC_NISO,
.sid = TEGRA234_SID_MGBE_VF3,
.regs = {
.sid = {
@@ -52,6 +87,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = {
},
}, {
.id = TEGRA234_MEMORY_CLIENT_MGBEAWR,
+ .bpmp_id = TEGRA_ICC_BPMP_EQOS,
+ .type = TEGRA_ICC_NISO,
.name = "mgbeawr",
.sid = TEGRA234_SID_MGBE,
.regs = {
@@ -63,6 +100,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = {
}, {
.id = TEGRA234_MEMORY_CLIENT_MGBEBWR,
.name = "mgbebwr",
+ .bpmp_id = TEGRA_ICC_BPMP_EQOS,
+ .type = TEGRA_ICC_NISO,
.sid = TEGRA234_SID_MGBE_VF1,
.regs = {
.sid = {
@@ -73,6 +112,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = {
}, {
.id = TEGRA234_MEMORY_CLIENT_MGBECWR,
.name = "mgbecwr",
+ .bpmp_id = TEGRA_ICC_BPMP_EQOS,
+ .type = TEGRA_ICC_NISO,
.sid = TEGRA234_SID_MGBE_VF2,
.regs = {
.sid = {
@@ -83,6 +124,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = {
}, {
.id = TEGRA234_MEMORY_CLIENT_SDMMCRAB,
.name = "sdmmcrab",
+ .bpmp_id = TEGRA_ICC_BPMP_SDMMC_4,
+ .type = TEGRA_ICC_NISO,
.sid = TEGRA234_SID_SDMMC4,
.regs = {
.sid = {
@@ -93,6 +136,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = {
}, {
.id = TEGRA234_MEMORY_CLIENT_MGBEDWR,
.name = "mgbedwr",
+ .bpmp_id = TEGRA_ICC_BPMP_EQOS,
+ .type = TEGRA_ICC_NISO,
.sid = TEGRA234_SID_MGBE_VF3,
.regs = {
.sid = {
@@ -103,6 +148,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = {
}, {
.id = TEGRA234_MEMORY_CLIENT_SDMMCWAB,
.name = "sdmmcwab",
+ .bpmp_id = TEGRA_ICC_BPMP_SDMMC_4,
+ .type = TEGRA_ICC_NISO,
.sid = TEGRA234_SID_SDMMC4,
.regs = {
.sid = {
@@ -111,6 +158,90 @@ static const struct tegra_mc_client tegra234_mc_clients[] = {
},
},
}, {
+ .id = TEGRA234_MEMORY_CLIENT_VI2W,
+ .name = "vi2w",
+ .bpmp_id = TEGRA_ICC_BPMP_VI2,
+ .type = TEGRA_ICC_ISO_VI,
+ .sid = TEGRA234_SID_ISO_VI2,
+ .regs = {
+ .sid = {
+ .override = 0x380,
+ .security = 0x384,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_VI2FALR,
+ .name = "vi2falr",
+ .bpmp_id = TEGRA_ICC_BPMP_VI2FAL,
+ .type = TEGRA_ICC_ISO_VIFAL,
+ .sid = TEGRA234_SID_ISO_VI2FALC,
+ .regs = {
+ .sid = {
+ .override = 0x388,
+ .security = 0x38c,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_VI2FALW,
+ .name = "vi2falw",
+ .bpmp_id = TEGRA_ICC_BPMP_VI2FAL,
+ .type = TEGRA_ICC_ISO_VIFAL,
+ .sid = TEGRA234_SID_ISO_VI2FALC,
+ .regs = {
+ .sid = {
+ .override = 0x3e0,
+ .security = 0x3e4,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_APER,
+ .name = "aper",
+ .bpmp_id = TEGRA_ICC_BPMP_APE,
+ .type = TEGRA_ICC_ISO_AUDIO,
+ .sid = TEGRA234_SID_APE,
+ .regs = {
+ .sid = {
+ .override = 0x3d0,
+ .security = 0x3d4,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_APEW,
+ .name = "apew",
+ .bpmp_id = TEGRA_ICC_BPMP_APE,
+ .type = TEGRA_ICC_ISO_AUDIO,
+ .sid = TEGRA234_SID_APE,
+ .regs = {
+ .sid = {
+ .override = 0x3d8,
+ .security = 0x3dc,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_NVDISPLAYR,
+ .name = "nvdisplayr",
+ .bpmp_id = TEGRA_ICC_BPMP_DISPLAY,
+ .type = TEGRA_ICC_ISO_DISPLAY,
+ .sid = TEGRA234_SID_ISO_NVDISPLAY,
+ .regs = {
+ .sid = {
+ .override = 0x490,
+ .security = 0x494,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_NVDISPLAYR1,
+ .name = "nvdisplayr1",
+ .bpmp_id = TEGRA_ICC_BPMP_DISPLAY,
+ .type = TEGRA_ICC_ISO_DISPLAY,
+ .sid = TEGRA234_SID_ISO_NVDISPLAY,
+ .regs = {
+ .sid = {
+ .override = 0x508,
+ .security = 0x50c,
+ },
+ },
+ }, {
.id = TEGRA234_MEMORY_CLIENT_BPMPR,
.name = "bpmpr",
.sid = TEGRA234_SID_BPMP,
@@ -153,6 +284,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = {
}, {
.id = TEGRA234_MEMORY_CLIENT_APEDMAR,
.name = "apedmar",
+ .bpmp_id = TEGRA_ICC_BPMP_APEDMA,
+ .type = TEGRA_ICC_ISO_AUDIO,
.sid = TEGRA234_SID_APE,
.regs = {
.sid = {
@@ -163,6 +296,8 @@ static const struct tegra_mc_client tegra234_mc_clients[] = {
}, {
.id = TEGRA234_MEMORY_CLIENT_APEDMAW,
.name = "apedmaw",
+ .bpmp_id = TEGRA_ICC_BPMP_APEDMA,
+ .type = TEGRA_ICC_ISO_AUDIO,
.sid = TEGRA234_SID_APE,
.regs = {
.sid = {
@@ -330,9 +465,466 @@ static const struct tegra_mc_client tegra234_mc_clients[] = {
.security = 0x37c,
},
},
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE0R,
+ .name = "pcie0r",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_0,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE0,
+ .regs = {
+ .sid = {
+ .override = 0x6c0,
+ .security = 0x6c4,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE0W,
+ .name = "pcie0w",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_0,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE0,
+ .regs = {
+ .sid = {
+ .override = 0x6c8,
+ .security = 0x6cc,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE1R,
+ .name = "pcie1r",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_1,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE1,
+ .regs = {
+ .sid = {
+ .override = 0x6d0,
+ .security = 0x6d4,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE1W,
+ .name = "pcie1w",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_1,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE1,
+ .regs = {
+ .sid = {
+ .override = 0x6d8,
+ .security = 0x6dc,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE2AR,
+ .name = "pcie2ar",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_2,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE2,
+ .regs = {
+ .sid = {
+ .override = 0x6e0,
+ .security = 0x6e4,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE2AW,
+ .name = "pcie2aw",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_2,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE2,
+ .regs = {
+ .sid = {
+ .override = 0x6e8,
+ .security = 0x6ec,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE3R,
+ .name = "pcie3r",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_3,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE3,
+ .regs = {
+ .sid = {
+ .override = 0x6f0,
+ .security = 0x6f4,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE3W,
+ .name = "pcie3w",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_3,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE3,
+ .regs = {
+ .sid = {
+ .override = 0x6f8,
+ .security = 0x6fc,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE4R,
+ .name = "pcie4r",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_4,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE4,
+ .regs = {
+ .sid = {
+ .override = 0x700,
+ .security = 0x704,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE4W,
+ .name = "pcie4w",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_4,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE4,
+ .regs = {
+ .sid = {
+ .override = 0x708,
+ .security = 0x70c,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE5R,
+ .name = "pcie5r",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_5,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE5,
+ .regs = {
+ .sid = {
+ .override = 0x710,
+ .security = 0x714,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE5W,
+ .name = "pcie5w",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_5,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE5,
+ .regs = {
+ .sid = {
+ .override = 0x718,
+ .security = 0x71c,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE5R1,
+ .name = "pcie5r1",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_5,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE5,
+ .regs = {
+ .sid = {
+ .override = 0x778,
+ .security = 0x77c,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE6AR,
+ .name = "pcie6ar",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_6,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE6,
+ .regs = {
+ .sid = {
+ .override = 0x140,
+ .security = 0x144,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE6AW,
+ .name = "pcie6aw",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_6,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE6,
+ .regs = {
+ .sid = {
+ .override = 0x148,
+ .security = 0x14c,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE6AR1,
+ .name = "pcie6ar1",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_6,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE6,
+ .regs = {
+ .sid = {
+ .override = 0x1e8,
+ .security = 0x1ec,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE7AR,
+ .name = "pcie7ar",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_7,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE7,
+ .regs = {
+ .sid = {
+ .override = 0x150,
+ .security = 0x154,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE7AW,
+ .name = "pcie7aw",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_7,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE7,
+ .regs = {
+ .sid = {
+ .override = 0x180,
+ .security = 0x184,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE7AR1,
+ .name = "pcie7ar1",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_7,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE7,
+ .regs = {
+ .sid = {
+ .override = 0x248,
+ .security = 0x24c,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE8AR,
+ .name = "pcie8ar",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_8,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE8,
+ .regs = {
+ .sid = {
+ .override = 0x190,
+ .security = 0x194,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE8AW,
+ .name = "pcie8aw",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_8,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE8,
+ .regs = {
+ .sid = {
+ .override = 0x1d8,
+ .security = 0x1dc,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE9AR,
+ .name = "pcie9ar",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_9,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE9,
+ .regs = {
+ .sid = {
+ .override = 0x1e0,
+ .security = 0x1e4,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE9AW,
+ .name = "pcie9aw",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_9,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE9,
+ .regs = {
+ .sid = {
+ .override = 0x1f0,
+ .security = 0x1f4,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE10AR,
+ .name = "pcie10ar",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_10,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE10,
+ .regs = {
+ .sid = {
+ .override = 0x1f8,
+ .security = 0x1fc,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE10AW,
+ .name = "pcie10aw",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_10,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE10,
+ .regs = {
+ .sid = {
+ .override = 0x200,
+ .security = 0x204,
+ },
+ },
+ }, {
+ .id = TEGRA234_MEMORY_CLIENT_PCIE10AR1,
+ .name = "pcie10ar1",
+ .bpmp_id = TEGRA_ICC_BPMP_PCIE_10,
+ .type = TEGRA_ICC_NISO,
+ .sid = TEGRA234_SID_PCIE10,
+ .regs = {
+ .sid = {
+ .override = 0x240,
+ .security = 0x244,
+ },
+ },
+ }, {
+ .id = TEGRA_ICC_MC_CPU_CLUSTER0,
+ .name = "sw_cluster0",
+ .bpmp_id = TEGRA_ICC_BPMP_CPU_CLUSTER0,
+ .type = TEGRA_ICC_NISO,
+ }, {
+ .id = TEGRA_ICC_MC_CPU_CLUSTER1,
+ .name = "sw_cluster1",
+ .bpmp_id = TEGRA_ICC_BPMP_CPU_CLUSTER1,
+ .type = TEGRA_ICC_NISO,
+ }, {
+ .id = TEGRA_ICC_MC_CPU_CLUSTER2,
+ .name = "sw_cluster2",
+ .bpmp_id = TEGRA_ICC_BPMP_CPU_CLUSTER2,
+ .type = TEGRA_ICC_NISO,
},
};
+/*
+ * tegra234_mc_icc_set() - Pass MC client info to the BPMP-FW
+ * @src: ICC node for Memory Controller's (MC) Client
+ * @dst: ICC node for Memory Controller (MC)
+ *
+ * Passing the current request info from the MC to the BPMP-FW where
+ * LA and PTSA registers are accessed and the final EMC freq is set
+ * based on client_id, type, latency and bandwidth.
+ * icc_set_bw() makes set_bw calls for both MC and EMC providers in
+ * sequence. Both the calls are protected by 'mutex_lock(&icc_lock)'.
+ * So, the data passed won't be updated by concurrent set calls from
+ * other clients.
+ */
+static int tegra234_mc_icc_set(struct icc_node *src, struct icc_node *dst)
+{
+ struct tegra_mc *mc = icc_provider_to_tegra_mc(dst->provider);
+ struct mrq_bwmgr_int_request bwmgr_req = { 0 };
+ struct mrq_bwmgr_int_response bwmgr_resp = { 0 };
+ const struct tegra_mc_client *pclient = src->data;
+ struct tegra_bpmp_message msg;
+ int ret;
+
+ /*
+ * Same Src and Dst node will happen during boot from icc_node_add().
+ * This can be used to pre-initialize and set bandwidth for all clients
+ * before their drivers are loaded. We are skipping this case as for us,
+ * the pre-initialization already happened in Bootloader(MB2) and BPMP-FW.
+ */
+ if (src->id == dst->id)
+ return 0;
+
+ if (!mc->bwmgr_mrq_supported)
+ return -EINVAL;
+
+ if (!mc->bpmp) {
+ dev_err(mc->dev, "BPMP reference NULL\n");
+ return -ENOENT;
+ }
+
+ if (pclient->type == TEGRA_ICC_NISO)
+ bwmgr_req.bwmgr_calc_set_req.niso_bw = src->avg_bw;
+ else
+ bwmgr_req.bwmgr_calc_set_req.iso_bw = src->avg_bw;
+
+ bwmgr_req.bwmgr_calc_set_req.client_id = pclient->bpmp_id;
+
+ bwmgr_req.cmd = CMD_BWMGR_INT_CALC_AND_SET;
+ bwmgr_req.bwmgr_calc_set_req.mc_floor = src->peak_bw;
+ bwmgr_req.bwmgr_calc_set_req.floor_unit = BWMGR_INT_UNIT_KBPS;
+
+ memset(&msg, 0, sizeof(msg));
+ msg.mrq = MRQ_BWMGR_INT;
+ msg.tx.data = &bwmgr_req;
+ msg.tx.size = sizeof(bwmgr_req);
+ msg.rx.data = &bwmgr_resp;
+ msg.rx.size = sizeof(bwmgr_resp);
+
+ ret = tegra_bpmp_transfer(mc->bpmp, &msg);
+ if (ret < 0) {
+ dev_err(mc->dev, "BPMP transfer failed: %d\n", ret);
+ goto error;
+ }
+ if (msg.rx.ret < 0) {
+ pr_err("failed to set bandwidth for %u: %d\n",
+ bwmgr_req.bwmgr_calc_set_req.client_id, msg.rx.ret);
+ ret = -EINVAL;
+ }
+
+error:
+ return ret;
+}
+
+static int tegra234_mc_icc_aggregate(struct icc_node *node, u32 tag, u32 avg_bw,
+ u32 peak_bw, u32 *agg_avg, u32 *agg_peak)
+{
+ struct icc_provider *p = node->provider;
+ struct tegra_mc *mc = icc_provider_to_tegra_mc(p);
+
+ if (!mc->bwmgr_mrq_supported)
+ return -EINVAL;
+
+ if (node->id == TEGRA_ICC_MC_CPU_CLUSTER0 ||
+ node->id == TEGRA_ICC_MC_CPU_CLUSTER1 ||
+ node->id == TEGRA_ICC_MC_CPU_CLUSTER2) {
+ if (mc)
+ peak_bw = peak_bw * mc->num_channels;
+ }
+
+ *agg_avg += avg_bw;
+ *agg_peak = max(*agg_peak, peak_bw);
+
+ return 0;
+}
+
+static struct icc_node*
+tegra234_mc_of_icc_xlate(struct of_phandle_args *spec, void *data)
+{
+ struct tegra_mc *mc = icc_provider_to_tegra_mc(data);
+ unsigned int cl_id = spec->args[0];
+ struct icc_node *node;
+
+ list_for_each_entry(node, &mc->provider.nodes, node_list) {
+ if (node->id != cl_id)
+ continue;
+
+ return node;
+ }
+
+ /*
+ * If a client driver calls devm_of_icc_get() before the MC driver
+ * is probed, then return EPROBE_DEFER to the client driver.
+ */
+ return ERR_PTR(-EPROBE_DEFER);
+}
+
+static int tegra234_mc_icc_get_init_bw(struct icc_node *node, u32 *avg, u32 *peak)
+{
+ *avg = 0;
+ *peak = 0;
+
+ return 0;
+}
+
+static const struct tegra_mc_icc_ops tegra234_mc_icc_ops = {
+ .xlate = tegra234_mc_of_icc_xlate,
+ .aggregate = tegra234_mc_icc_aggregate,
+ .get_bw = tegra234_mc_icc_get_init_bw,
+ .set = tegra234_mc_icc_set,
+};
+
const struct tegra_mc_soc tegra234_mc_soc = {
.num_clients = ARRAY_SIZE(tegra234_mc_clients),
.clients = tegra234_mc_clients,
@@ -345,6 +937,7 @@ const struct tegra_mc_soc tegra234_mc_soc = {
MC_INT_SECURITY_VIOLATION | MC_INT_DECERR_EMEM,
.has_addr_hi_reg = true,
.ops = &tegra186_mc_ops,
+ .icc_ops = &tegra234_mc_icc_ops,
.ch_intmask = 0x0000ff00,
.global_intstatus_channel_shift = 8,
/*