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OpenCloudOS-Kernel/drivers/memory/tegra/tegra30.c

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/*
* Copyright (C) 2014 NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/of.h>
#include <linux/mm.h>
#include <asm/cacheflush.h>
#include <dt-bindings/memory/tegra30-mc.h>
#include "mc.h"
static const struct tegra_mc_client tegra30_mc_clients[] = {
{
.id = 0x00,
.name = "ptcr",
.swgroup = TEGRA_SWGROUP_PTC,
}, {
.id = 0x01,
.name = "display0a",
.swgroup = TEGRA_SWGROUP_DC,
.smmu = {
.reg = 0x228,
.bit = 1,
},
.la = {
.reg = 0x2e8,
.shift = 0,
.mask = 0xff,
.def = 0x4e,
},
}, {
.id = 0x02,
.name = "display0ab",
.swgroup = TEGRA_SWGROUP_DCB,
.smmu = {
.reg = 0x228,
.bit = 2,
},
.la = {
.reg = 0x2f4,
.shift = 0,
.mask = 0xff,
.def = 0x4e,
},
}, {
.id = 0x03,
.name = "display0b",
.swgroup = TEGRA_SWGROUP_DC,
.smmu = {
.reg = 0x228,
.bit = 3,
},
.la = {
.reg = 0x2e8,
.shift = 16,
.mask = 0xff,
.def = 0x4e,
},
}, {
.id = 0x04,
.name = "display0bb",
.swgroup = TEGRA_SWGROUP_DCB,
.smmu = {
.reg = 0x228,
.bit = 4,
},
.la = {
.reg = 0x2f4,
.shift = 16,
.mask = 0xff,
.def = 0x4e,
},
}, {
.id = 0x05,
.name = "display0c",
.swgroup = TEGRA_SWGROUP_DC,
.smmu = {
.reg = 0x228,
.bit = 5,
},
.la = {
.reg = 0x2ec,
.shift = 0,
.mask = 0xff,
.def = 0x4e,
},
}, {
.id = 0x06,
.name = "display0cb",
.swgroup = TEGRA_SWGROUP_DCB,
.smmu = {
.reg = 0x228,
.bit = 6,
},
.la = {
.reg = 0x2f8,
.shift = 0,
.mask = 0xff,
.def = 0x4e,
},
}, {
.id = 0x07,
.name = "display1b",
.swgroup = TEGRA_SWGROUP_DC,
.smmu = {
.reg = 0x228,
.bit = 7,
},
.la = {
.reg = 0x2ec,
.shift = 16,
.mask = 0xff,
.def = 0x4e,
},
}, {
.id = 0x08,
.name = "display1bb",
.swgroup = TEGRA_SWGROUP_DCB,
.smmu = {
.reg = 0x228,
.bit = 8,
},
.la = {
.reg = 0x2f8,
.shift = 16,
.mask = 0xff,
.def = 0x4e,
},
}, {
.id = 0x09,
.name = "eppup",
.swgroup = TEGRA_SWGROUP_EPP,
.smmu = {
.reg = 0x228,
.bit = 9,
},
.la = {
.reg = 0x300,
.shift = 0,
.mask = 0xff,
.def = 0x17,
},
}, {
.id = 0x0a,
.name = "g2pr",
.swgroup = TEGRA_SWGROUP_G2,
.smmu = {
.reg = 0x228,
.bit = 10,
},
.la = {
.reg = 0x308,
.shift = 0,
.mask = 0xff,
.def = 0x09,
},
}, {
.id = 0x0b,
.name = "g2sr",
.swgroup = TEGRA_SWGROUP_G2,
.smmu = {
.reg = 0x228,
.bit = 11,
},
.la = {
.reg = 0x308,
.shift = 16,
.mask = 0xff,
.def = 0x09,
},
}, {
.id = 0x0c,
.name = "mpeunifbr",
.swgroup = TEGRA_SWGROUP_MPE,
.smmu = {
.reg = 0x228,
.bit = 12,
},
.la = {
.reg = 0x328,
.shift = 0,
.mask = 0xff,
.def = 0x50,
},
}, {
.id = 0x0d,
.name = "viruv",
.swgroup = TEGRA_SWGROUP_VI,
.smmu = {
.reg = 0x228,
.bit = 13,
},
.la = {
.reg = 0x364,
.shift = 0,
.mask = 0xff,
.def = 0x2c,
},
}, {
.id = 0x0e,
.name = "afir",
.swgroup = TEGRA_SWGROUP_AFI,
.smmu = {
.reg = 0x228,
.bit = 14,
},
.la = {
.reg = 0x2e0,
.shift = 0,
.mask = 0xff,
.def = 0x10,
},
}, {
.id = 0x0f,
.name = "avpcarm7r",
.swgroup = TEGRA_SWGROUP_AVPC,
.smmu = {
.reg = 0x228,
.bit = 15,
},
.la = {
.reg = 0x2e4,
.shift = 0,
.mask = 0xff,
.def = 0x04,
},
}, {
.id = 0x10,
.name = "displayhc",
.swgroup = TEGRA_SWGROUP_DC,
.smmu = {
.reg = 0x228,
.bit = 16,
},
.la = {
.reg = 0x2f0,
.shift = 0,
.mask = 0xff,
.def = 0xff,
},
}, {
.id = 0x11,
.name = "displayhcb",
.swgroup = TEGRA_SWGROUP_DCB,
.smmu = {
.reg = 0x228,
.bit = 17,
},
.la = {
.reg = 0x2fc,
.shift = 0,
.mask = 0xff,
.def = 0xff,
},
}, {
.id = 0x12,
.name = "fdcdrd",
.swgroup = TEGRA_SWGROUP_NV,
.smmu = {
.reg = 0x228,
.bit = 18,
},
.la = {
.reg = 0x334,
.shift = 0,
.mask = 0xff,
.def = 0x0a,
},
}, {
.id = 0x13,
.name = "fdcdrd2",
.swgroup = TEGRA_SWGROUP_NV2,
.smmu = {
.reg = 0x228,
.bit = 19,
},
.la = {
.reg = 0x33c,
.shift = 0,
.mask = 0xff,
.def = 0x0a,
},
}, {
.id = 0x14,
.name = "g2dr",
.swgroup = TEGRA_SWGROUP_G2,
.smmu = {
.reg = 0x228,
.bit = 20,
},
.la = {
.reg = 0x30c,
.shift = 0,
.mask = 0xff,
.def = 0x0a,
},
}, {
.id = 0x15,
.name = "hdar",
.swgroup = TEGRA_SWGROUP_HDA,
.smmu = {
.reg = 0x228,
.bit = 21,
},
.la = {
.reg = 0x318,
.shift = 0,
.mask = 0xff,
.def = 0xff,
},
}, {
.id = 0x16,
.name = "host1xdmar",
.swgroup = TEGRA_SWGROUP_HC,
.smmu = {
.reg = 0x228,
.bit = 22,
},
.la = {
.reg = 0x310,
.shift = 0,
.mask = 0xff,
.def = 0x05,
},
}, {
.id = 0x17,
.name = "host1xr",
.swgroup = TEGRA_SWGROUP_HC,
.smmu = {
.reg = 0x228,
.bit = 23,
},
.la = {
.reg = 0x310,
.shift = 16,
.mask = 0xff,
.def = 0x50,
},
}, {
.id = 0x18,
.name = "idxsrd",
.swgroup = TEGRA_SWGROUP_NV,
.smmu = {
.reg = 0x228,
.bit = 24,
},
.la = {
.reg = 0x334,
.shift = 16,
.mask = 0xff,
.def = 0x13,
},
}, {
.id = 0x19,
.name = "idxsrd2",
.swgroup = TEGRA_SWGROUP_NV2,
.smmu = {
.reg = 0x228,
.bit = 25,
},
.la = {
.reg = 0x33c,
.shift = 16,
.mask = 0xff,
.def = 0x13,
},
}, {
.id = 0x1a,
.name = "mpe_ipred",
.swgroup = TEGRA_SWGROUP_MPE,
.smmu = {
.reg = 0x228,
.bit = 26,
},
.la = {
.reg = 0x328,
.shift = 16,
.mask = 0xff,
.def = 0x80,
},
}, {
.id = 0x1b,
.name = "mpeamemrd",
.swgroup = TEGRA_SWGROUP_MPE,
.smmu = {
.reg = 0x228,
.bit = 27,
},
.la = {
.reg = 0x32c,
.shift = 0,
.mask = 0xff,
.def = 0x42,
},
}, {
.id = 0x1c,
.name = "mpecsrd",
.swgroup = TEGRA_SWGROUP_MPE,
.smmu = {
.reg = 0x228,
.bit = 28,
},
.la = {
.reg = 0x32c,
.shift = 16,
.mask = 0xff,
.def = 0xff,
},
}, {
.id = 0x1d,
.name = "ppcsahbdmar",
.swgroup = TEGRA_SWGROUP_PPCS,
.smmu = {
.reg = 0x228,
.bit = 29,
},
.la = {
.reg = 0x344,
.shift = 0,
.mask = 0xff,
.def = 0x10,
},
}, {
.id = 0x1e,
.name = "ppcsahbslvr",
.swgroup = TEGRA_SWGROUP_PPCS,
.smmu = {
.reg = 0x228,
.bit = 30,
},
.la = {
.reg = 0x344,
.shift = 16,
.mask = 0xff,
.def = 0x12,
},
}, {
.id = 0x1f,
.name = "satar",
.swgroup = TEGRA_SWGROUP_SATA,
.smmu = {
.reg = 0x228,
.bit = 31,
},
.la = {
.reg = 0x350,
.shift = 0,
.mask = 0xff,
.def = 0x33,
},
}, {
.id = 0x20,
.name = "texsrd",
.swgroup = TEGRA_SWGROUP_NV,
.smmu = {
.reg = 0x22c,
.bit = 0,
},
.la = {
.reg = 0x338,
.shift = 0,
.mask = 0xff,
.def = 0x13,
},
}, {
.id = 0x21,
.name = "texsrd2",
.swgroup = TEGRA_SWGROUP_NV2,
.smmu = {
.reg = 0x22c,
.bit = 1,
},
.la = {
.reg = 0x340,
.shift = 0,
.mask = 0xff,
.def = 0x13,
},
}, {
.id = 0x22,
.name = "vdebsevr",
.swgroup = TEGRA_SWGROUP_VDE,
.smmu = {
.reg = 0x22c,
.bit = 2,
},
.la = {
.reg = 0x354,
.shift = 0,
.mask = 0xff,
.def = 0xff,
},
}, {
.id = 0x23,
.name = "vdember",
.swgroup = TEGRA_SWGROUP_VDE,
.smmu = {
.reg = 0x22c,
.bit = 3,
},
.la = {
.reg = 0x354,
.shift = 16,
.mask = 0xff,
.def = 0xd0,
},
}, {
.id = 0x24,
.name = "vdemcer",
.swgroup = TEGRA_SWGROUP_VDE,
.smmu = {
.reg = 0x22c,
.bit = 4,
},
.la = {
.reg = 0x358,
.shift = 0,
.mask = 0xff,
.def = 0x2a,
},
}, {
.id = 0x25,
.name = "vdetper",
.swgroup = TEGRA_SWGROUP_VDE,
.smmu = {
.reg = 0x22c,
.bit = 5,
},
.la = {
.reg = 0x358,
.shift = 16,
.mask = 0xff,
.def = 0x74,
},
}, {
.id = 0x26,
.name = "mpcorelpr",
.swgroup = TEGRA_SWGROUP_MPCORELP,
.la = {
.reg = 0x324,
.shift = 0,
.mask = 0xff,
.def = 0x04,
},
}, {
.id = 0x27,
.name = "mpcorer",
.swgroup = TEGRA_SWGROUP_MPCORE,
.la = {
.reg = 0x320,
.shift = 0,
.mask = 0xff,
.def = 0x04,
},
}, {
.id = 0x28,
.name = "eppu",
.swgroup = TEGRA_SWGROUP_EPP,
.smmu = {
.reg = 0x22c,
.bit = 8,
},
.la = {
.reg = 0x300,
.shift = 16,
.mask = 0xff,
.def = 0x6c,
},
}, {
.id = 0x29,
.name = "eppv",
.swgroup = TEGRA_SWGROUP_EPP,
.smmu = {
.reg = 0x22c,
.bit = 9,
},
.la = {
.reg = 0x304,
.shift = 0,
.mask = 0xff,
.def = 0x6c,
},
}, {
.id = 0x2a,
.name = "eppy",
.swgroup = TEGRA_SWGROUP_EPP,
.smmu = {
.reg = 0x22c,
.bit = 10,
},
.la = {
.reg = 0x304,
.shift = 16,
.mask = 0xff,
.def = 0x6c,
},
}, {
.id = 0x2b,
.name = "mpeunifbw",
.swgroup = TEGRA_SWGROUP_MPE,
.smmu = {
.reg = 0x22c,
.bit = 11,
},
.la = {
.reg = 0x330,
.shift = 0,
.mask = 0xff,
.def = 0x13,
},
}, {
.id = 0x2c,
.name = "viwsb",
.swgroup = TEGRA_SWGROUP_VI,
.smmu = {
.reg = 0x22c,
.bit = 12,
},
.la = {
.reg = 0x364,
.shift = 16,
.mask = 0xff,
.def = 0x12,
},
}, {
.id = 0x2d,
.name = "viwu",
.swgroup = TEGRA_SWGROUP_VI,
.smmu = {
.reg = 0x22c,
.bit = 13,
},
.la = {
.reg = 0x368,
.shift = 0,
.mask = 0xff,
.def = 0xb2,
},
}, {
.id = 0x2e,
.name = "viwv",
.swgroup = TEGRA_SWGROUP_VI,
.smmu = {
.reg = 0x22c,
.bit = 14,
},
.la = {
.reg = 0x368,
.shift = 16,
.mask = 0xff,
.def = 0xb2,
},
}, {
.id = 0x2f,
.name = "viwy",
.swgroup = TEGRA_SWGROUP_VI,
.smmu = {
.reg = 0x22c,
.bit = 15,
},
.la = {
.reg = 0x36c,
.shift = 0,
.mask = 0xff,
.def = 0x12,
},
}, {
.id = 0x30,
.name = "g2dw",
.swgroup = TEGRA_SWGROUP_G2,
.smmu = {
.reg = 0x22c,
.bit = 16,
},
.la = {
.reg = 0x30c,
.shift = 16,
.mask = 0xff,
.def = 0x9,
},
}, {
.id = 0x31,
.name = "afiw",
.swgroup = TEGRA_SWGROUP_AFI,
.smmu = {
.reg = 0x22c,
.bit = 17,
},
.la = {
.reg = 0x2e0,
.shift = 16,
.mask = 0xff,
.def = 0x0c,
},
}, {
.id = 0x32,
.name = "avpcarm7w",
.swgroup = TEGRA_SWGROUP_AVPC,
.smmu = {
.reg = 0x22c,
.bit = 18,
},
.la = {
.reg = 0x2e4,
.shift = 16,
.mask = 0xff,
.def = 0x0e,
},
}, {
.id = 0x33,
.name = "fdcdwr",
.swgroup = TEGRA_SWGROUP_NV,
.smmu = {
.reg = 0x22c,
.bit = 19,
},
.la = {
.reg = 0x338,
.shift = 16,
.mask = 0xff,
.def = 0x0a,
},
}, {
.id = 0x34,
.name = "fdcwr2",
.swgroup = TEGRA_SWGROUP_NV2,
.smmu = {
.reg = 0x22c,
.bit = 20,
},
.la = {
.reg = 0x340,
.shift = 16,
.mask = 0xff,
.def = 0x0a,
},
}, {
.id = 0x35,
.name = "hdaw",
.swgroup = TEGRA_SWGROUP_HDA,
.smmu = {
.reg = 0x22c,
.bit = 21,
},
.la = {
.reg = 0x318,
.shift = 16,
.mask = 0xff,
.def = 0xff,
},
}, {
.id = 0x36,
.name = "host1xw",
.swgroup = TEGRA_SWGROUP_HC,
.smmu = {
.reg = 0x22c,
.bit = 22,
},
.la = {
.reg = 0x314,
.shift = 0,
.mask = 0xff,
.def = 0x10,
},
}, {
.id = 0x37,
.name = "ispw",
.swgroup = TEGRA_SWGROUP_ISP,
.smmu = {
.reg = 0x22c,
.bit = 23,
},
.la = {
.reg = 0x31c,
.shift = 0,
.mask = 0xff,
.def = 0xff,
},
}, {
.id = 0x38,
.name = "mpcorelpw",
.swgroup = TEGRA_SWGROUP_MPCORELP,
.la = {
.reg = 0x324,
.shift = 16,
.mask = 0xff,
.def = 0x0e,
},
}, {
.id = 0x39,
.name = "mpcorew",
.swgroup = TEGRA_SWGROUP_MPCORE,
.la = {
.reg = 0x320,
.shift = 16,
.mask = 0xff,
.def = 0x0e,
},
}, {
.id = 0x3a,
.name = "mpecswr",
.swgroup = TEGRA_SWGROUP_MPE,
.smmu = {
.reg = 0x22c,
.bit = 26,
},
.la = {
.reg = 0x330,
.shift = 16,
.mask = 0xff,
.def = 0xff,
},
}, {
.id = 0x3b,
.name = "ppcsahbdmaw",
.swgroup = TEGRA_SWGROUP_PPCS,
.smmu = {
.reg = 0x22c,
.bit = 27,
},
.la = {
.reg = 0x348,
.shift = 0,
.mask = 0xff,
.def = 0x10,
},
}, {
.id = 0x3c,
.name = "ppcsahbslvw",
.swgroup = TEGRA_SWGROUP_PPCS,
.smmu = {
.reg = 0x22c,
.bit = 28,
},
.la = {
.reg = 0x348,
.shift = 16,
.mask = 0xff,
.def = 0x06,
},
}, {
.id = 0x3d,
.name = "sataw",
.swgroup = TEGRA_SWGROUP_SATA,
.smmu = {
.reg = 0x22c,
.bit = 29,
},
.la = {
.reg = 0x350,
.shift = 16,
.mask = 0xff,
.def = 0x33,
},
}, {
.id = 0x3e,
.name = "vdebsevw",
.swgroup = TEGRA_SWGROUP_VDE,
.smmu = {
.reg = 0x22c,
.bit = 30,
},
.la = {
.reg = 0x35c,
.shift = 0,
.mask = 0xff,
.def = 0xff,
},
}, {
.id = 0x3f,
.name = "vdedbgw",
.swgroup = TEGRA_SWGROUP_VDE,
.smmu = {
.reg = 0x22c,
.bit = 31,
},
.la = {
.reg = 0x35c,
.shift = 16,
.mask = 0xff,
.def = 0xff,
},
}, {
.id = 0x40,
.name = "vdembew",
.swgroup = TEGRA_SWGROUP_VDE,
.smmu = {
.reg = 0x230,
.bit = 0,
},
.la = {
.reg = 0x360,
.shift = 0,
.mask = 0xff,
.def = 0x42,
},
}, {
.id = 0x41,
.name = "vdetpmw",
.swgroup = TEGRA_SWGROUP_VDE,
.smmu = {
.reg = 0x230,
.bit = 1,
},
.la = {
.reg = 0x360,
.shift = 16,
.mask = 0xff,
.def = 0x2a,
},
},
};
static const struct tegra_smmu_swgroup tegra30_swgroups[] = {
{ .swgroup = TEGRA_SWGROUP_DC, .reg = 0x240 },
{ .swgroup = TEGRA_SWGROUP_DCB, .reg = 0x244 },
{ .swgroup = TEGRA_SWGROUP_EPP, .reg = 0x248 },
{ .swgroup = TEGRA_SWGROUP_G2, .reg = 0x24c },
{ .swgroup = TEGRA_SWGROUP_MPE, .reg = 0x264 },
{ .swgroup = TEGRA_SWGROUP_VI, .reg = 0x280 },
{ .swgroup = TEGRA_SWGROUP_AFI, .reg = 0x238 },
{ .swgroup = TEGRA_SWGROUP_AVPC, .reg = 0x23c },
{ .swgroup = TEGRA_SWGROUP_NV, .reg = 0x268 },
{ .swgroup = TEGRA_SWGROUP_NV2, .reg = 0x26c },
{ .swgroup = TEGRA_SWGROUP_HDA, .reg = 0x254 },
{ .swgroup = TEGRA_SWGROUP_HC, .reg = 0x250 },
{ .swgroup = TEGRA_SWGROUP_PPCS, .reg = 0x270 },
{ .swgroup = TEGRA_SWGROUP_SATA, .reg = 0x278 },
{ .swgroup = TEGRA_SWGROUP_VDE, .reg = 0x27c },
{ .swgroup = TEGRA_SWGROUP_ISP, .reg = 0x258 },
};
static void tegra30_flush_dcache(struct page *page, unsigned long offset,
size_t size)
{
phys_addr_t phys = page_to_phys(page) + offset;
void *virt = page_address(page) + offset;
__cpuc_flush_dcache_area(virt, size);
outer_flush_range(phys, phys + size);
}
static const struct tegra_smmu_ops tegra30_smmu_ops = {
.flush_dcache = tegra30_flush_dcache,
};
static const struct tegra_smmu_soc tegra30_smmu_soc = {
.clients = tegra30_mc_clients,
.num_clients = ARRAY_SIZE(tegra30_mc_clients),
.swgroups = tegra30_swgroups,
.num_swgroups = ARRAY_SIZE(tegra30_swgroups),
.supports_round_robin_arbitration = false,
.supports_request_limit = false,
.num_asids = 4,
.ops = &tegra30_smmu_ops,
};
const struct tegra_mc_soc tegra30_mc_soc = {
.clients = tegra30_mc_clients,
.num_clients = ARRAY_SIZE(tegra30_mc_clients),
.num_address_bits = 32,
.atom_size = 16,
.smmu = &tegra30_smmu_soc,
};
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