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linux_dsm_epyc7002/drivers/gpu/drm/radeon/ni.c
Christian König 7c42bc1aa2 drm/radeon: use one VMID for each ring 
Use multiple VMIDs for each VM, one for each ring. That allows
us to execute flushes separately on each ring, still not ideal
cause in a lot of cases rings can share IDs.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2014-11-20 13:00:18 -05:00

2523 lines
67 KiB
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/*
* Copyright 2010 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Alex Deucher
*/
#include <linux/firmware.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <drm/drmP.h>
#include "radeon.h"
#include "radeon_asic.h"
#include <drm/radeon_drm.h>
#include "nid.h"
#include "atom.h"
#include "ni_reg.h"
#include "cayman_blit_shaders.h"
#include "radeon_ucode.h"
#include "clearstate_cayman.h"
static const u32 tn_rlc_save_restore_register_list[] =
{
0x98fc,
0x98f0,
0x9834,
0x9838,
0x9870,
0x9874,
0x8a14,
0x8b24,
0x8bcc,
0x8b10,
0x8c30,
0x8d00,
0x8d04,
0x8c00,
0x8c04,
0x8c10,
0x8c14,
0x8d8c,
0x8cf0,
0x8e38,
0x9508,
0x9688,
0x9608,
0x960c,
0x9610,
0x9614,
0x88c4,
0x8978,
0x88d4,
0x900c,
0x9100,
0x913c,
0x90e8,
0x9354,
0xa008,
0x98f8,
0x9148,
0x914c,
0x3f94,
0x98f4,
0x9b7c,
0x3f8c,
0x8950,
0x8954,
0x8a18,
0x8b28,
0x9144,
0x3f90,
0x915c,
0x9160,
0x9178,
0x917c,
0x9180,
0x918c,
0x9190,
0x9194,
0x9198,
0x919c,
0x91a8,
0x91ac,
0x91b0,
0x91b4,
0x91b8,
0x91c4,
0x91c8,
0x91cc,
0x91d0,
0x91d4,
0x91e0,
0x91e4,
0x91ec,
0x91f0,
0x91f4,
0x9200,
0x9204,
0x929c,
0x8030,
0x9150,
0x9a60,
0x920c,
0x9210,
0x9228,
0x922c,
0x9244,
0x9248,
0x91e8,
0x9294,
0x9208,
0x9224,
0x9240,
0x9220,
0x923c,
0x9258,
0x9744,
0xa200,
0xa204,
0xa208,
0xa20c,
0x8d58,
0x9030,
0x9034,
0x9038,
0x903c,
0x9040,
0x9654,
0x897c,
0xa210,
0xa214,
0x9868,
0xa02c,
0x9664,
0x9698,
0x949c,
0x8e10,
0x8e18,
0x8c50,
0x8c58,
0x8c60,
0x8c68,
0x89b4,
0x9830,
0x802c,
};
extern bool evergreen_is_display_hung(struct radeon_device *rdev);
extern void evergreen_print_gpu_status_regs(struct radeon_device *rdev);
extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save);
extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save);
extern int evergreen_mc_wait_for_idle(struct radeon_device *rdev);
extern void evergreen_mc_program(struct radeon_device *rdev);
extern void evergreen_irq_suspend(struct radeon_device *rdev);
extern int evergreen_mc_init(struct radeon_device *rdev);
extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
extern void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
extern void evergreen_program_aspm(struct radeon_device *rdev);
extern void sumo_rlc_fini(struct radeon_device *rdev);
extern int sumo_rlc_init(struct radeon_device *rdev);
extern void evergreen_gpu_pci_config_reset(struct radeon_device *rdev);
/* Firmware Names */
MODULE_FIRMWARE("radeon/BARTS_pfp.bin");
MODULE_FIRMWARE("radeon/BARTS_me.bin");
MODULE_FIRMWARE("radeon/BARTS_mc.bin");
MODULE_FIRMWARE("radeon/BARTS_smc.bin");
MODULE_FIRMWARE("radeon/BTC_rlc.bin");
MODULE_FIRMWARE("radeon/TURKS_pfp.bin");
MODULE_FIRMWARE("radeon/TURKS_me.bin");
MODULE_FIRMWARE("radeon/TURKS_mc.bin");
MODULE_FIRMWARE("radeon/TURKS_smc.bin");
MODULE_FIRMWARE("radeon/CAICOS_pfp.bin");
MODULE_FIRMWARE("radeon/CAICOS_me.bin");
MODULE_FIRMWARE("radeon/CAICOS_mc.bin");
MODULE_FIRMWARE("radeon/CAICOS_smc.bin");
MODULE_FIRMWARE("radeon/CAYMAN_pfp.bin");
MODULE_FIRMWARE("radeon/CAYMAN_me.bin");
MODULE_FIRMWARE("radeon/CAYMAN_mc.bin");
MODULE_FIRMWARE("radeon/CAYMAN_rlc.bin");
MODULE_FIRMWARE("radeon/CAYMAN_smc.bin");
MODULE_FIRMWARE("radeon/ARUBA_pfp.bin");
MODULE_FIRMWARE("radeon/ARUBA_me.bin");
MODULE_FIRMWARE("radeon/ARUBA_rlc.bin");
static const u32 cayman_golden_registers2[] =
{
0x3e5c, 0xffffffff, 0x00000000,
0x3e48, 0xffffffff, 0x00000000,
0x3e4c, 0xffffffff, 0x00000000,
0x3e64, 0xffffffff, 0x00000000,
0x3e50, 0xffffffff, 0x00000000,
0x3e60, 0xffffffff, 0x00000000
};
static const u32 cayman_golden_registers[] =
{
0x5eb4, 0xffffffff, 0x00000002,
0x5e78, 0x8f311ff1, 0x001000f0,
0x3f90, 0xffff0000, 0xff000000,
0x9148, 0xffff0000, 0xff000000,
0x3f94, 0xffff0000, 0xff000000,
0x914c, 0xffff0000, 0xff000000,
0xc78, 0x00000080, 0x00000080,
0xbd4, 0x70073777, 0x00011003,
0xd02c, 0xbfffff1f, 0x08421000,
0xd0b8, 0x73773777, 0x02011003,
0x5bc0, 0x00200000, 0x50100000,
0x98f8, 0x33773777, 0x02011003,
0x98fc, 0xffffffff, 0x76541032,
0x7030, 0x31000311, 0x00000011,
0x2f48, 0x33773777, 0x42010001,
0x6b28, 0x00000010, 0x00000012,
0x7728, 0x00000010, 0x00000012,
0x10328, 0x00000010, 0x00000012,
0x10f28, 0x00000010, 0x00000012,
0x11b28, 0x00000010, 0x00000012,
0x12728, 0x00000010, 0x00000012,
0x240c, 0x000007ff, 0x00000000,
0x8a14, 0xf000001f, 0x00000007,
0x8b24, 0x3fff3fff, 0x00ff0fff,
0x8b10, 0x0000ff0f, 0x00000000,
0x28a4c, 0x07ffffff, 0x06000000,
0x10c, 0x00000001, 0x00010003,
0xa02c, 0xffffffff, 0x0000009b,
0x913c, 0x0000010f, 0x01000100,
0x8c04, 0xf8ff00ff, 0x40600060,
0x28350, 0x00000f01, 0x00000000,
0x9508, 0x3700001f, 0x00000002,
0x960c, 0xffffffff, 0x54763210,
0x88c4, 0x001f3ae3, 0x00000082,
0x88d0, 0xffffffff, 0x0f40df40,
0x88d4, 0x0000001f, 0x00000010,
0x8974, 0xffffffff, 0x00000000
};
static const u32 dvst_golden_registers2[] =
{
0x8f8, 0xffffffff, 0,
0x8fc, 0x00380000, 0,
0x8f8, 0xffffffff, 1,
0x8fc, 0x0e000000, 0
};
static const u32 dvst_golden_registers[] =
{
0x690, 0x3fff3fff, 0x20c00033,
0x918c, 0x0fff0fff, 0x00010006,
0x91a8, 0x0fff0fff, 0x00010006,
0x9150, 0xffffdfff, 0x6e944040,
0x917c, 0x0fff0fff, 0x00030002,
0x9198, 0x0fff0fff, 0x00030002,
0x915c, 0x0fff0fff, 0x00010000,
0x3f90, 0xffff0001, 0xff000000,
0x9178, 0x0fff0fff, 0x00070000,
0x9194, 0x0fff0fff, 0x00070000,
0x9148, 0xffff0001, 0xff000000,
0x9190, 0x0fff0fff, 0x00090008,
0x91ac, 0x0fff0fff, 0x00090008,
0x3f94, 0xffff0000, 0xff000000,
0x914c, 0xffff0000, 0xff000000,
0x929c, 0x00000fff, 0x00000001,
0x55e4, 0xff607fff, 0xfc000100,
0x8a18, 0xff000fff, 0x00000100,
0x8b28, 0xff000fff, 0x00000100,
0x9144, 0xfffc0fff, 0x00000100,
0x6ed8, 0x00010101, 0x00010000,
0x9830, 0xffffffff, 0x00000000,
0x9834, 0xf00fffff, 0x00000400,
0x9838, 0xfffffffe, 0x00000000,
0xd0c0, 0xff000fff, 0x00000100,
0xd02c, 0xbfffff1f, 0x08421000,
0xd0b8, 0x73773777, 0x12010001,
0x5bb0, 0x000000f0, 0x00000070,
0x98f8, 0x73773777, 0x12010001,
0x98fc, 0xffffffff, 0x00000010,
0x9b7c, 0x00ff0000, 0x00fc0000,
0x8030, 0x00001f0f, 0x0000100a,
0x2f48, 0x73773777, 0x12010001,
0x2408, 0x00030000, 0x000c007f,
0x8a14, 0xf000003f, 0x00000007,
0x8b24, 0x3fff3fff, 0x00ff0fff,
0x8b10, 0x0000ff0f, 0x00000000,
0x28a4c, 0x07ffffff, 0x06000000,
0x4d8, 0x00000fff, 0x00000100,
0xa008, 0xffffffff, 0x00010000,
0x913c, 0xffff03ff, 0x01000100,
0x8c00, 0x000000ff, 0x00000003,
0x8c04, 0xf8ff00ff, 0x40600060,
0x8cf0, 0x1fff1fff, 0x08e00410,
0x28350, 0x00000f01, 0x00000000,
0x9508, 0xf700071f, 0x00000002,
0x960c, 0xffffffff, 0x54763210,
0x20ef8, 0x01ff01ff, 0x00000002,
0x20e98, 0xfffffbff, 0x00200000,
0x2015c, 0xffffffff, 0x00000f40,
0x88c4, 0x001f3ae3, 0x00000082,
0x8978, 0x3fffffff, 0x04050140,
0x88d4, 0x0000001f, 0x00000010,
0x8974, 0xffffffff, 0x00000000
};
static const u32 scrapper_golden_registers[] =
{
0x690, 0x3fff3fff, 0x20c00033,
0x918c, 0x0fff0fff, 0x00010006,
0x918c, 0x0fff0fff, 0x00010006,
0x91a8, 0x0fff0fff, 0x00010006,
0x91a8, 0x0fff0fff, 0x00010006,
0x9150, 0xffffdfff, 0x6e944040,
0x9150, 0xffffdfff, 0x6e944040,
0x917c, 0x0fff0fff, 0x00030002,
0x917c, 0x0fff0fff, 0x00030002,
0x9198, 0x0fff0fff, 0x00030002,
0x9198, 0x0fff0fff, 0x00030002,
0x915c, 0x0fff0fff, 0x00010000,
0x915c, 0x0fff0fff, 0x00010000,
0x3f90, 0xffff0001, 0xff000000,
0x3f90, 0xffff0001, 0xff000000,
0x9178, 0x0fff0fff, 0x00070000,
0x9178, 0x0fff0fff, 0x00070000,
0x9194, 0x0fff0fff, 0x00070000,
0x9194, 0x0fff0fff, 0x00070000,
0x9148, 0xffff0001, 0xff000000,
0x9148, 0xffff0001, 0xff000000,
0x9190, 0x0fff0fff, 0x00090008,
0x9190, 0x0fff0fff, 0x00090008,
0x91ac, 0x0fff0fff, 0x00090008,
0x91ac, 0x0fff0fff, 0x00090008,
0x3f94, 0xffff0000, 0xff000000,
0x3f94, 0xffff0000, 0xff000000,
0x914c, 0xffff0000, 0xff000000,
0x914c, 0xffff0000, 0xff000000,
0x929c, 0x00000fff, 0x00000001,
0x929c, 0x00000fff, 0x00000001,
0x55e4, 0xff607fff, 0xfc000100,
0x8a18, 0xff000fff, 0x00000100,
0x8a18, 0xff000fff, 0x00000100,
0x8b28, 0xff000fff, 0x00000100,
0x8b28, 0xff000fff, 0x00000100,
0x9144, 0xfffc0fff, 0x00000100,
0x9144, 0xfffc0fff, 0x00000100,
0x6ed8, 0x00010101, 0x00010000,
0x9830, 0xffffffff, 0x00000000,
0x9830, 0xffffffff, 0x00000000,
0x9834, 0xf00fffff, 0x00000400,
0x9834, 0xf00fffff, 0x00000400,
0x9838, 0xfffffffe, 0x00000000,
0x9838, 0xfffffffe, 0x00000000,
0xd0c0, 0xff000fff, 0x00000100,
0xd02c, 0xbfffff1f, 0x08421000,
0xd02c, 0xbfffff1f, 0x08421000,
0xd0b8, 0x73773777, 0x12010001,
0xd0b8, 0x73773777, 0x12010001,
0x5bb0, 0x000000f0, 0x00000070,
0x98f8, 0x73773777, 0x12010001,
0x98f8, 0x73773777, 0x12010001,
0x98fc, 0xffffffff, 0x00000010,
0x98fc, 0xffffffff, 0x00000010,
0x9b7c, 0x00ff0000, 0x00fc0000,
0x9b7c, 0x00ff0000, 0x00fc0000,
0x8030, 0x00001f0f, 0x0000100a,
0x8030, 0x00001f0f, 0x0000100a,
0x2f48, 0x73773777, 0x12010001,
0x2f48, 0x73773777, 0x12010001,
0x2408, 0x00030000, 0x000c007f,
0x8a14, 0xf000003f, 0x00000007,
0x8a14, 0xf000003f, 0x00000007,
0x8b24, 0x3fff3fff, 0x00ff0fff,
0x8b24, 0x3fff3fff, 0x00ff0fff,
0x8b10, 0x0000ff0f, 0x00000000,
0x8b10, 0x0000ff0f, 0x00000000,
0x28a4c, 0x07ffffff, 0x06000000,
0x28a4c, 0x07ffffff, 0x06000000,
0x4d8, 0x00000fff, 0x00000100,
0x4d8, 0x00000fff, 0x00000100,
0xa008, 0xffffffff, 0x00010000,
0xa008, 0xffffffff, 0x00010000,
0x913c, 0xffff03ff, 0x01000100,
0x913c, 0xffff03ff, 0x01000100,
0x90e8, 0x001fffff, 0x010400c0,
0x8c00, 0x000000ff, 0x00000003,
0x8c00, 0x000000ff, 0x00000003,
0x8c04, 0xf8ff00ff, 0x40600060,
0x8c04, 0xf8ff00ff, 0x40600060,
0x8c30, 0x0000000f, 0x00040005,
0x8cf0, 0x1fff1fff, 0x08e00410,
0x8cf0, 0x1fff1fff, 0x08e00410,
0x900c, 0x00ffffff, 0x0017071f,
0x28350, 0x00000f01, 0x00000000,
0x28350, 0x00000f01, 0x00000000,
0x9508, 0xf700071f, 0x00000002,
0x9508, 0xf700071f, 0x00000002,
0x9688, 0x00300000, 0x0017000f,
0x960c, 0xffffffff, 0x54763210,
0x960c, 0xffffffff, 0x54763210,
0x20ef8, 0x01ff01ff, 0x00000002,
0x20e98, 0xfffffbff, 0x00200000,
0x2015c, 0xffffffff, 0x00000f40,
0x88c4, 0x001f3ae3, 0x00000082,
0x88c4, 0x001f3ae3, 0x00000082,
0x8978, 0x3fffffff, 0x04050140,
0x8978, 0x3fffffff, 0x04050140,
0x88d4, 0x0000001f, 0x00000010,
0x88d4, 0x0000001f, 0x00000010,
0x8974, 0xffffffff, 0x00000000,
0x8974, 0xffffffff, 0x00000000
};
static void ni_init_golden_registers(struct radeon_device *rdev)
{
switch (rdev->family) {
case CHIP_CAYMAN:
radeon_program_register_sequence(rdev,
cayman_golden_registers,
(const u32)ARRAY_SIZE(cayman_golden_registers));
radeon_program_register_sequence(rdev,
cayman_golden_registers2,
(const u32)ARRAY_SIZE(cayman_golden_registers2));
break;
case CHIP_ARUBA:
if ((rdev->pdev->device == 0x9900) ||
(rdev->pdev->device == 0x9901) ||
(rdev->pdev->device == 0x9903) ||
(rdev->pdev->device == 0x9904) ||
(rdev->pdev->device == 0x9905) ||
(rdev->pdev->device == 0x9906) ||
(rdev->pdev->device == 0x9907) ||
(rdev->pdev->device == 0x9908) ||
(rdev->pdev->device == 0x9909) ||
(rdev->pdev->device == 0x990A) ||
(rdev->pdev->device == 0x990B) ||
(rdev->pdev->device == 0x990C) ||
(rdev->pdev->device == 0x990D) ||
(rdev->pdev->device == 0x990E) ||
(rdev->pdev->device == 0x990F) ||
(rdev->pdev->device == 0x9910) ||
(rdev->pdev->device == 0x9913) ||
(rdev->pdev->device == 0x9917) ||
(rdev->pdev->device == 0x9918)) {
radeon_program_register_sequence(rdev,
dvst_golden_registers,
(const u32)ARRAY_SIZE(dvst_golden_registers));
radeon_program_register_sequence(rdev,
dvst_golden_registers2,
(const u32)ARRAY_SIZE(dvst_golden_registers2));
} else {
radeon_program_register_sequence(rdev,
scrapper_golden_registers,
(const u32)ARRAY_SIZE(scrapper_golden_registers));
radeon_program_register_sequence(rdev,
dvst_golden_registers2,
(const u32)ARRAY_SIZE(dvst_golden_registers2));
}
break;
default:
break;
}
}
#define BTC_IO_MC_REGS_SIZE 29
static const u32 barts_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
{0x00000077, 0xff010100},
{0x00000078, 0x00000000},
{0x00000079, 0x00001434},
{0x0000007a, 0xcc08ec08},
{0x0000007b, 0x00040000},
{0x0000007c, 0x000080c0},
{0x0000007d, 0x09000000},
{0x0000007e, 0x00210404},
{0x00000081, 0x08a8e800},
{0x00000082, 0x00030444},
{0x00000083, 0x00000000},
{0x00000085, 0x00000001},
{0x00000086, 0x00000002},
{0x00000087, 0x48490000},
{0x00000088, 0x20244647},
{0x00000089, 0x00000005},
{0x0000008b, 0x66030000},
{0x0000008c, 0x00006603},
{0x0000008d, 0x00000100},
{0x0000008f, 0x00001c0a},
{0x00000090, 0xff000001},
{0x00000094, 0x00101101},
{0x00000095, 0x00000fff},
{0x00000096, 0x00116fff},
{0x00000097, 0x60010000},
{0x00000098, 0x10010000},
{0x00000099, 0x00006000},
{0x0000009a, 0x00001000},
{0x0000009f, 0x00946a00}
};
static const u32 turks_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
{0x00000077, 0xff010100},
{0x00000078, 0x00000000},
{0x00000079, 0x00001434},
{0x0000007a, 0xcc08ec08},
{0x0000007b, 0x00040000},
{0x0000007c, 0x000080c0},
{0x0000007d, 0x09000000},
{0x0000007e, 0x00210404},
{0x00000081, 0x08a8e800},
{0x00000082, 0x00030444},
{0x00000083, 0x00000000},
{0x00000085, 0x00000001},
{0x00000086, 0x00000002},
{0x00000087, 0x48490000},
{0x00000088, 0x20244647},
{0x00000089, 0x00000005},
{0x0000008b, 0x66030000},
{0x0000008c, 0x00006603},
{0x0000008d, 0x00000100},
{0x0000008f, 0x00001c0a},
{0x00000090, 0xff000001},
{0x00000094, 0x00101101},
{0x00000095, 0x00000fff},
{0x00000096, 0x00116fff},
{0x00000097, 0x60010000},
{0x00000098, 0x10010000},
{0x00000099, 0x00006000},
{0x0000009a, 0x00001000},
{0x0000009f, 0x00936a00}
};
static const u32 caicos_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
{0x00000077, 0xff010100},
{0x00000078, 0x00000000},
{0x00000079, 0x00001434},
{0x0000007a, 0xcc08ec08},
{0x0000007b, 0x00040000},
{0x0000007c, 0x000080c0},
{0x0000007d, 0x09000000},
{0x0000007e, 0x00210404},
{0x00000081, 0x08a8e800},
{0x00000082, 0x00030444},
{0x00000083, 0x00000000},
{0x00000085, 0x00000001},
{0x00000086, 0x00000002},
{0x00000087, 0x48490000},
{0x00000088, 0x20244647},
{0x00000089, 0x00000005},
{0x0000008b, 0x66030000},
{0x0000008c, 0x00006603},
{0x0000008d, 0x00000100},
{0x0000008f, 0x00001c0a},
{0x00000090, 0xff000001},
{0x00000094, 0x00101101},
{0x00000095, 0x00000fff},
{0x00000096, 0x00116fff},
{0x00000097, 0x60010000},
{0x00000098, 0x10010000},
{0x00000099, 0x00006000},
{0x0000009a, 0x00001000},
{0x0000009f, 0x00916a00}
};
static const u32 cayman_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = {
{0x00000077, 0xff010100},
{0x00000078, 0x00000000},
{0x00000079, 0x00001434},
{0x0000007a, 0xcc08ec08},
{0x0000007b, 0x00040000},
{0x0000007c, 0x000080c0},
{0x0000007d, 0x09000000},
{0x0000007e, 0x00210404},
{0x00000081, 0x08a8e800},
{0x00000082, 0x00030444},
{0x00000083, 0x00000000},
{0x00000085, 0x00000001},
{0x00000086, 0x00000002},
{0x00000087, 0x48490000},
{0x00000088, 0x20244647},
{0x00000089, 0x00000005},
{0x0000008b, 0x66030000},
{0x0000008c, 0x00006603},
{0x0000008d, 0x00000100},
{0x0000008f, 0x00001c0a},
{0x00000090, 0xff000001},
{0x00000094, 0x00101101},
{0x00000095, 0x00000fff},
{0x00000096, 0x00116fff},
{0x00000097, 0x60010000},
{0x00000098, 0x10010000},
{0x00000099, 0x00006000},
{0x0000009a, 0x00001000},
{0x0000009f, 0x00976b00}
};
int ni_mc_load_microcode(struct radeon_device *rdev)
{
const __be32 *fw_data;
u32 mem_type, running, blackout = 0;
u32 *io_mc_regs;
int i, ucode_size, regs_size;
if (!rdev->mc_fw)
return -EINVAL;
switch (rdev->family) {
case CHIP_BARTS:
io_mc_regs = (u32 *)&barts_io_mc_regs;
ucode_size = BTC_MC_UCODE_SIZE;
regs_size = BTC_IO_MC_REGS_SIZE;
break;
case CHIP_TURKS:
io_mc_regs = (u32 *)&turks_io_mc_regs;
ucode_size = BTC_MC_UCODE_SIZE;
regs_size = BTC_IO_MC_REGS_SIZE;
break;
case CHIP_CAICOS:
default:
io_mc_regs = (u32 *)&caicos_io_mc_regs;
ucode_size = BTC_MC_UCODE_SIZE;
regs_size = BTC_IO_MC_REGS_SIZE;
break;
case CHIP_CAYMAN:
io_mc_regs = (u32 *)&cayman_io_mc_regs;
ucode_size = CAYMAN_MC_UCODE_SIZE;
regs_size = BTC_IO_MC_REGS_SIZE;
break;
}
mem_type = (RREG32(MC_SEQ_MISC0) & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT;
running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK;
if ((mem_type == MC_SEQ_MISC0_GDDR5_VALUE) && (running == 0)) {
if (running) {
blackout = RREG32(MC_SHARED_BLACKOUT_CNTL);
WREG32(MC_SHARED_BLACKOUT_CNTL, 1);
}
/* reset the engine and set to writable */
WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
WREG32(MC_SEQ_SUP_CNTL, 0x00000010);
/* load mc io regs */
for (i = 0; i < regs_size; i++) {
WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]);
WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]);
}
/* load the MC ucode */
fw_data = (const __be32 *)rdev->mc_fw->data;
for (i = 0; i < ucode_size; i++)
WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++));
/* put the engine back into the active state */
WREG32(MC_SEQ_SUP_CNTL, 0x00000008);
WREG32(MC_SEQ_SUP_CNTL, 0x00000004);
WREG32(MC_SEQ_SUP_CNTL, 0x00000001);
/* wait for training to complete */
for (i = 0; i < rdev->usec_timeout; i++) {
if (RREG32(MC_IO_PAD_CNTL_D0) & MEM_FALL_OUT_CMD)
break;
udelay(1);
}
if (running)
WREG32(MC_SHARED_BLACKOUT_CNTL, blackout);
}
return 0;
}
int ni_init_microcode(struct radeon_device *rdev)
{
const char *chip_name;
const char *rlc_chip_name;
size_t pfp_req_size, me_req_size, rlc_req_size, mc_req_size;
size_t smc_req_size = 0;
char fw_name[30];
int err;
DRM_DEBUG("\n");
switch (rdev->family) {
case CHIP_BARTS:
chip_name = "BARTS";
rlc_chip_name = "BTC";
pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
mc_req_size = BTC_MC_UCODE_SIZE * 4;
smc_req_size = ALIGN(BARTS_SMC_UCODE_SIZE, 4);
break;
case CHIP_TURKS:
chip_name = "TURKS";
rlc_chip_name = "BTC";
pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
mc_req_size = BTC_MC_UCODE_SIZE * 4;
smc_req_size = ALIGN(TURKS_SMC_UCODE_SIZE, 4);
break;
case CHIP_CAICOS:
chip_name = "CAICOS";
rlc_chip_name = "BTC";
pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
mc_req_size = BTC_MC_UCODE_SIZE * 4;
smc_req_size = ALIGN(CAICOS_SMC_UCODE_SIZE, 4);
break;
case CHIP_CAYMAN:
chip_name = "CAYMAN";
rlc_chip_name = "CAYMAN";
pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4;
me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
rlc_req_size = CAYMAN_RLC_UCODE_SIZE * 4;
mc_req_size = CAYMAN_MC_UCODE_SIZE * 4;
smc_req_size = ALIGN(CAYMAN_SMC_UCODE_SIZE, 4);
break;
case CHIP_ARUBA:
chip_name = "ARUBA";
rlc_chip_name = "ARUBA";
/* pfp/me same size as CAYMAN */
pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4;
me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
rlc_req_size = ARUBA_RLC_UCODE_SIZE * 4;
mc_req_size = 0;
break;
default: BUG();
}
DRM_INFO("Loading %s Microcode\n", chip_name);
snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
if (err)
goto out;
if (rdev->pfp_fw->size != pfp_req_size) {
printk(KERN_ERR
"ni_cp: Bogus length %zu in firmware \"%s\"\n",
rdev->pfp_fw->size, fw_name);
err = -EINVAL;
goto out;
}
snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
if (err)
goto out;
if (rdev->me_fw->size != me_req_size) {
printk(KERN_ERR
"ni_cp: Bogus length %zu in firmware \"%s\"\n",
rdev->me_fw->size, fw_name);
err = -EINVAL;
}
snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
if (err)
goto out;
if (rdev->rlc_fw->size != rlc_req_size) {
printk(KERN_ERR
"ni_rlc: Bogus length %zu in firmware \"%s\"\n",
rdev->rlc_fw->size, fw_name);
err = -EINVAL;
}
/* no MC ucode on TN */
if (!(rdev->flags & RADEON_IS_IGP)) {
snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev);
if (err)
goto out;
if (rdev->mc_fw->size != mc_req_size) {
printk(KERN_ERR
"ni_mc: Bogus length %zu in firmware \"%s\"\n",
rdev->mc_fw->size, fw_name);
err = -EINVAL;
}
}
if ((rdev->family >= CHIP_BARTS) && (rdev->family <= CHIP_CAYMAN)) {
snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name);
err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
if (err) {
printk(KERN_ERR
"smc: error loading firmware \"%s\"\n",
fw_name);
release_firmware(rdev->smc_fw);
rdev->smc_fw = NULL;
err = 0;
} else if (rdev->smc_fw->size != smc_req_size) {
printk(KERN_ERR
"ni_mc: Bogus length %zu in firmware \"%s\"\n",
rdev->mc_fw->size, fw_name);
err = -EINVAL;
}
}
out:
if (err) {
if (err != -EINVAL)
printk(KERN_ERR
"ni_cp: Failed to load firmware \"%s\"\n",
fw_name);
release_firmware(rdev->pfp_fw);
rdev->pfp_fw = NULL;
release_firmware(rdev->me_fw);
rdev->me_fw = NULL;
release_firmware(rdev->rlc_fw);
rdev->rlc_fw = NULL;
release_firmware(rdev->mc_fw);
rdev->mc_fw = NULL;
}
return err;
}
int tn_get_temp(struct radeon_device *rdev)
{
u32 temp = RREG32_SMC(TN_CURRENT_GNB_TEMP) & 0x7ff;
int actual_temp = (temp / 8) - 49;
return actual_temp * 1000;
}
/*
* Core functions
*/
static void cayman_gpu_init(struct radeon_device *rdev)
{
u32 gb_addr_config = 0;
u32 mc_shared_chmap, mc_arb_ramcfg;
u32 cgts_tcc_disable;
u32 sx_debug_1;
u32 smx_dc_ctl0;
u32 cgts_sm_ctrl_reg;
u32 hdp_host_path_cntl;
u32 tmp;
u32 disabled_rb_mask;
int i, j;
switch (rdev->family) {
case CHIP_CAYMAN:
rdev->config.cayman.max_shader_engines = 2;
rdev->config.cayman.max_pipes_per_simd = 4;
rdev->config.cayman.max_tile_pipes = 8;
rdev->config.cayman.max_simds_per_se = 12;
rdev->config.cayman.max_backends_per_se = 4;
rdev->config.cayman.max_texture_channel_caches = 8;
rdev->config.cayman.max_gprs = 256;
rdev->config.cayman.max_threads = 256;
rdev->config.cayman.max_gs_threads = 32;
rdev->config.cayman.max_stack_entries = 512;
rdev->config.cayman.sx_num_of_sets = 8;
rdev->config.cayman.sx_max_export_size = 256;
rdev->config.cayman.sx_max_export_pos_size = 64;
rdev->config.cayman.sx_max_export_smx_size = 192;
rdev->config.cayman.max_hw_contexts = 8;
rdev->config.cayman.sq_num_cf_insts = 2;
rdev->config.cayman.sc_prim_fifo_size = 0x100;
rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30;
rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130;
gb_addr_config = CAYMAN_GB_ADDR_CONFIG_GOLDEN;
break;
case CHIP_ARUBA:
default:
rdev->config.cayman.max_shader_engines = 1;
rdev->config.cayman.max_pipes_per_simd = 4;
rdev->config.cayman.max_tile_pipes = 2;
if ((rdev->pdev->device == 0x9900) ||
(rdev->pdev->device == 0x9901) ||
(rdev->pdev->device == 0x9905) ||
(rdev->pdev->device == 0x9906) ||
(rdev->pdev->device == 0x9907) ||
(rdev->pdev->device == 0x9908) ||
(rdev->pdev->device == 0x9909) ||
(rdev->pdev->device == 0x990B) ||
(rdev->pdev->device == 0x990C) ||
(rdev->pdev->device == 0x990F) ||
(rdev->pdev->device == 0x9910) ||
(rdev->pdev->device == 0x9917) ||
(rdev->pdev->device == 0x9999) ||
(rdev->pdev->device == 0x999C)) {
rdev->config.cayman.max_simds_per_se = 6;
rdev->config.cayman.max_backends_per_se = 2;
rdev->config.cayman.max_hw_contexts = 8;
rdev->config.cayman.sx_max_export_size = 256;
rdev->config.cayman.sx_max_export_pos_size = 64;
rdev->config.cayman.sx_max_export_smx_size = 192;
} else if ((rdev->pdev->device == 0x9903) ||
(rdev->pdev->device == 0x9904) ||
(rdev->pdev->device == 0x990A) ||
(rdev->pdev->device == 0x990D) ||
(rdev->pdev->device == 0x990E) ||
(rdev->pdev->device == 0x9913) ||
(rdev->pdev->device == 0x9918) ||
(rdev->pdev->device == 0x999D)) {
rdev->config.cayman.max_simds_per_se = 4;
rdev->config.cayman.max_backends_per_se = 2;
rdev->config.cayman.max_hw_contexts = 8;
rdev->config.cayman.sx_max_export_size = 256;
rdev->config.cayman.sx_max_export_pos_size = 64;
rdev->config.cayman.sx_max_export_smx_size = 192;
} else if ((rdev->pdev->device == 0x9919) ||
(rdev->pdev->device == 0x9990) ||
(rdev->pdev->device == 0x9991) ||
(rdev->pdev->device == 0x9994) ||
(rdev->pdev->device == 0x9995) ||
(rdev->pdev->device == 0x9996) ||
(rdev->pdev->device == 0x999A) ||
(rdev->pdev->device == 0x99A0)) {
rdev->config.cayman.max_simds_per_se = 3;
rdev->config.cayman.max_backends_per_se = 1;
rdev->config.cayman.max_hw_contexts = 4;
rdev->config.cayman.sx_max_export_size = 128;
rdev->config.cayman.sx_max_export_pos_size = 32;
rdev->config.cayman.sx_max_export_smx_size = 96;
} else {
rdev->config.cayman.max_simds_per_se = 2;
rdev->config.cayman.max_backends_per_se = 1;
rdev->config.cayman.max_hw_contexts = 4;
rdev->config.cayman.sx_max_export_size = 128;
rdev->config.cayman.sx_max_export_pos_size = 32;
rdev->config.cayman.sx_max_export_smx_size = 96;
}
rdev->config.cayman.max_texture_channel_caches = 2;
rdev->config.cayman.max_gprs = 256;
rdev->config.cayman.max_threads = 256;
rdev->config.cayman.max_gs_threads = 32;
rdev->config.cayman.max_stack_entries = 512;
rdev->config.cayman.sx_num_of_sets = 8;
rdev->config.cayman.sq_num_cf_insts = 2;
rdev->config.cayman.sc_prim_fifo_size = 0x40;
rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30;
rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130;
gb_addr_config = ARUBA_GB_ADDR_CONFIG_GOLDEN;
break;
}
/* Initialize HDP */
for (i = 0, j = 0; i < 32; i++, j += 0x18) {
WREG32((0x2c14 + j), 0x00000000);
WREG32((0x2c18 + j), 0x00000000);
WREG32((0x2c1c + j), 0x00000000);
WREG32((0x2c20 + j), 0x00000000);
WREG32((0x2c24 + j), 0x00000000);
}
WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
evergreen_fix_pci_max_read_req_size(rdev);
mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT;
rdev->config.cayman.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024;
if (rdev->config.cayman.mem_row_size_in_kb > 4)
rdev->config.cayman.mem_row_size_in_kb = 4;
/* XXX use MC settings? */
rdev->config.cayman.shader_engine_tile_size = 32;
rdev->config.cayman.num_gpus = 1;
rdev->config.cayman.multi_gpu_tile_size = 64;
tmp = (gb_addr_config & NUM_PIPES_MASK) >> NUM_PIPES_SHIFT;
rdev->config.cayman.num_tile_pipes = (1 << tmp);
tmp = (gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT;
rdev->config.cayman.mem_max_burst_length_bytes = (tmp + 1) * 256;
tmp = (gb_addr_config & NUM_SHADER_ENGINES_MASK) >> NUM_SHADER_ENGINES_SHIFT;
rdev->config.cayman.num_shader_engines = tmp + 1;
tmp = (gb_addr_config & NUM_GPUS_MASK) >> NUM_GPUS_SHIFT;
rdev->config.cayman.num_gpus = tmp + 1;
tmp = (gb_addr_config & MULTI_GPU_TILE_SIZE_MASK) >> MULTI_GPU_TILE_SIZE_SHIFT;
rdev->config.cayman.multi_gpu_tile_size = 1 << tmp;
tmp = (gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT;
rdev->config.cayman.mem_row_size_in_kb = 1 << tmp;
/* setup tiling info dword. gb_addr_config is not adequate since it does
* not have bank info, so create a custom tiling dword.
* bits 3:0 num_pipes
* bits 7:4 num_banks
* bits 11:8 group_size
* bits 15:12 row_size
*/
rdev->config.cayman.tile_config = 0;
switch (rdev->config.cayman.num_tile_pipes) {
case 1:
default:
rdev->config.cayman.tile_config |= (0 << 0);
break;
case 2:
rdev->config.cayman.tile_config |= (1 << 0);
break;
case 4:
rdev->config.cayman.tile_config |= (2 << 0);
break;
case 8:
rdev->config.cayman.tile_config |= (3 << 0);
break;
}
/* num banks is 8 on all fusion asics. 0 = 4, 1 = 8, 2 = 16 */
if (rdev->flags & RADEON_IS_IGP)
rdev->config.cayman.tile_config |= 1 << 4;
else {
switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
case 0: /* four banks */
rdev->config.cayman.tile_config |= 0 << 4;
break;
case 1: /* eight banks */
rdev->config.cayman.tile_config |= 1 << 4;
break;
case 2: /* sixteen banks */
default:
rdev->config.cayman.tile_config |= 2 << 4;
break;
}
}
rdev->config.cayman.tile_config |=
((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8;
rdev->config.cayman.tile_config |=
((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12;
tmp = 0;
for (i = (rdev->config.cayman.max_shader_engines - 1); i >= 0; i--) {
u32 rb_disable_bitmap;
WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
rb_disable_bitmap = (RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000) >> 16;
tmp <<= 4;
tmp |= rb_disable_bitmap;
}
/* enabled rb are just the one not disabled :) */
disabled_rb_mask = tmp;
tmp = 0;
for (i = 0; i < (rdev->config.cayman.max_backends_per_se * rdev->config.cayman.max_shader_engines); i++)
tmp |= (1 << i);
/* if all the backends are disabled, fix it up here */
if ((disabled_rb_mask & tmp) == tmp) {
for (i = 0; i < (rdev->config.cayman.max_backends_per_se * rdev->config.cayman.max_shader_engines); i++)
disabled_rb_mask &= ~(1 << i);
}
for (i = 0; i < rdev->config.cayman.max_shader_engines; i++) {
u32 simd_disable_bitmap;
WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
simd_disable_bitmap = (RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0xffff0000) >> 16;
simd_disable_bitmap |= 0xffffffff << rdev->config.cayman.max_simds_per_se;
tmp <<= 16;
tmp |= simd_disable_bitmap;
}
rdev->config.cayman.active_simds = hweight32(~tmp);
WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
WREG32(GB_ADDR_CONFIG, gb_addr_config);
WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
if (ASIC_IS_DCE6(rdev))
WREG32(DMIF_ADDR_CALC, gb_addr_config);
WREG32(HDP_ADDR_CONFIG, gb_addr_config);
WREG32(DMA_TILING_CONFIG + DMA0_REGISTER_OFFSET, gb_addr_config);
WREG32(DMA_TILING_CONFIG + DMA1_REGISTER_OFFSET, gb_addr_config);
WREG32(UVD_UDEC_ADDR_CONFIG, gb_addr_config);
WREG32(UVD_UDEC_DB_ADDR_CONFIG, gb_addr_config);
WREG32(UVD_UDEC_DBW_ADDR_CONFIG, gb_addr_config);
if ((rdev->config.cayman.max_backends_per_se == 1) &&
(rdev->flags & RADEON_IS_IGP)) {
if ((disabled_rb_mask & 3) == 1) {
/* RB0 disabled, RB1 enabled */
tmp = 0x11111111;
} else {
/* RB1 disabled, RB0 enabled */
tmp = 0x00000000;
}
} else {
tmp = gb_addr_config & NUM_PIPES_MASK;
tmp = r6xx_remap_render_backend(rdev, tmp,
rdev->config.cayman.max_backends_per_se *
rdev->config.cayman.max_shader_engines,
CAYMAN_MAX_BACKENDS, disabled_rb_mask);
}
WREG32(GB_BACKEND_MAP, tmp);
cgts_tcc_disable = 0xffff0000;
for (i = 0; i < rdev->config.cayman.max_texture_channel_caches; i++)
cgts_tcc_disable &= ~(1 << (16 + i));
WREG32(CGTS_TCC_DISABLE, cgts_tcc_disable);
WREG32(CGTS_SYS_TCC_DISABLE, cgts_tcc_disable);
WREG32(CGTS_USER_SYS_TCC_DISABLE, cgts_tcc_disable);
WREG32(CGTS_USER_TCC_DISABLE, cgts_tcc_disable);
/* reprogram the shader complex */
cgts_sm_ctrl_reg = RREG32(CGTS_SM_CTRL_REG);
for (i = 0; i < 16; i++)
WREG32(CGTS_SM_CTRL_REG, OVERRIDE);
WREG32(CGTS_SM_CTRL_REG, cgts_sm_ctrl_reg);
/* set HW defaults for 3D engine */
WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60));
sx_debug_1 = RREG32(SX_DEBUG_1);
sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
WREG32(SX_DEBUG_1, sx_debug_1);
smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff);
smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.cayman.sx_num_of_sets);
WREG32(SMX_DC_CTL0, smx_dc_ctl0);
WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4) | CRC_SIMD_ID_WADDR_DISABLE);
/* need to be explicitly zero-ed */
WREG32(VGT_OFFCHIP_LDS_BASE, 0);
WREG32(SQ_LSTMP_RING_BASE, 0);
WREG32(SQ_HSTMP_RING_BASE, 0);
WREG32(SQ_ESTMP_RING_BASE, 0);
WREG32(SQ_GSTMP_RING_BASE, 0);
WREG32(SQ_VSTMP_RING_BASE, 0);
WREG32(SQ_PSTMP_RING_BASE, 0);
WREG32(TA_CNTL_AUX, DISABLE_CUBE_ANISO);
WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.cayman.sx_max_export_size / 4) - 1) |
POSITION_BUFFER_SIZE((rdev->config.cayman.sx_max_export_pos_size / 4) - 1) |
SMX_BUFFER_SIZE((rdev->config.cayman.sx_max_export_smx_size / 4) - 1)));
WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.cayman.sc_prim_fifo_size) |
SC_HIZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_hiz_tile_fifo_size) |
SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_earlyz_tile_fifo_size)));
WREG32(VGT_NUM_INSTANCES, 1);
WREG32(CP_PERFMON_CNTL, 0);
WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.cayman.sq_num_cf_insts) |
FETCH_FIFO_HIWATER(0x4) |
DONE_FIFO_HIWATER(0xe0) |
ALU_UPDATE_FIFO_HIWATER(0x8)));
WREG32(SQ_GPR_RESOURCE_MGMT_1, NUM_CLAUSE_TEMP_GPRS(4));
WREG32(SQ_CONFIG, (VC_ENABLE |
EXPORT_SRC_C |
GFX_PRIO(0) |
CS1_PRIO(0) |
CS2_PRIO(1)));
WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, DYN_GPR_ENABLE);
WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
FORCE_EOV_MAX_REZ_CNT(255)));
WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) |
AUTO_INVLD_EN(ES_AND_GS_AUTO));
WREG32(VGT_GS_VERTEX_REUSE, 16);
WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
WREG32(CB_PERF_CTR0_SEL_0, 0);
WREG32(CB_PERF_CTR0_SEL_1, 0);
WREG32(CB_PERF_CTR1_SEL_0, 0);
WREG32(CB_PERF_CTR1_SEL_1, 0);
WREG32(CB_PERF_CTR2_SEL_0, 0);
WREG32(CB_PERF_CTR2_SEL_1, 0);
WREG32(CB_PERF_CTR3_SEL_0, 0);
WREG32(CB_PERF_CTR3_SEL_1, 0);
tmp = RREG32(HDP_MISC_CNTL);
tmp |= HDP_FLUSH_INVALIDATE_CACHE;
WREG32(HDP_MISC_CNTL, tmp);
hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
udelay(50);
/* set clockgating golden values on TN */
if (rdev->family == CHIP_ARUBA) {
tmp = RREG32_CG(CG_CGTT_LOCAL_0);
tmp &= ~0x00380000;
WREG32_CG(CG_CGTT_LOCAL_0, tmp);
tmp = RREG32_CG(CG_CGTT_LOCAL_1);
tmp &= ~0x0e000000;
WREG32_CG(CG_CGTT_LOCAL_1, tmp);
}
}
/*
* GART
*/
void cayman_pcie_gart_tlb_flush(struct radeon_device *rdev)
{
/* flush hdp cache */
WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
/* bits 0-7 are the VM contexts0-7 */
WREG32(VM_INVALIDATE_REQUEST, 1);
}
static int cayman_pcie_gart_enable(struct radeon_device *rdev)
{
int i, r;
if (rdev->gart.robj == NULL) {
dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
return -EINVAL;
}
r = radeon_gart_table_vram_pin(rdev);
if (r)
return r;
/* Setup TLB control */
WREG32(MC_VM_MX_L1_TLB_CNTL,
(0xA << 7) |
ENABLE_L1_TLB |
ENABLE_L1_FRAGMENT_PROCESSING |
SYSTEM_ACCESS_MODE_NOT_IN_SYS |
ENABLE_ADVANCED_DRIVER_MODEL |
SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
/* Setup L2 cache */
WREG32(VM_L2_CNTL, ENABLE_L2_CACHE |
ENABLE_L2_FRAGMENT_PROCESSING |
ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
EFFECTIVE_L2_QUEUE_SIZE(7) |
CONTEXT1_IDENTITY_ACCESS_MODE(1));
WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE);
WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
BANK_SELECT(6) |
L2_CACHE_BIGK_FRAGMENT_SIZE(6));
/* setup context0 */
WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
(u32)(rdev->dummy_page.addr >> 12));
WREG32(VM_CONTEXT0_CNTL2, 0);
WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
WREG32(0x15D4, 0);
WREG32(0x15D8, 0);
WREG32(0x15DC, 0);
/* empty context1-7 */
/* Assign the pt base to something valid for now; the pts used for
* the VMs are determined by the application and setup and assigned
* on the fly in the vm part of radeon_gart.c
*/
for (i = 1; i < 8; i++) {
WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (i << 2), 0);
WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (i << 2), rdev->vm_manager.max_pfn);
WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2),
rdev->vm_manager.saved_table_addr[i]);
}
/* enable context1-7 */
WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR,
(u32)(rdev->dummy_page.addr >> 12));
WREG32(VM_CONTEXT1_CNTL2, 4);
WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(1) |
PAGE_TABLE_BLOCK_SIZE(radeon_vm_block_size - 9) |
RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
RANGE_PROTECTION_FAULT_ENABLE_DEFAULT |
DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT |
DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT |
PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT |
PDE0_PROTECTION_FAULT_ENABLE_DEFAULT |
VALID_PROTECTION_FAULT_ENABLE_INTERRUPT |
VALID_PROTECTION_FAULT_ENABLE_DEFAULT |
READ_PROTECTION_FAULT_ENABLE_INTERRUPT |
READ_PROTECTION_FAULT_ENABLE_DEFAULT |
WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT |
WRITE_PROTECTION_FAULT_ENABLE_DEFAULT);
cayman_pcie_gart_tlb_flush(rdev);
DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
(unsigned)(rdev->mc.gtt_size >> 20),
(unsigned long long)rdev->gart.table_addr);
rdev->gart.ready = true;
return 0;
}
static void cayman_pcie_gart_disable(struct radeon_device *rdev)
{
unsigned i;
for (i = 1; i < 8; ++i) {
rdev->vm_manager.saved_table_addr[i] = RREG32(
VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2));
}
/* Disable all tables */
WREG32(VM_CONTEXT0_CNTL, 0);
WREG32(VM_CONTEXT1_CNTL, 0);
/* Setup TLB control */
WREG32(MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_FRAGMENT_PROCESSING |
SYSTEM_ACCESS_MODE_NOT_IN_SYS |
SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU);
/* Setup L2 cache */
WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE |
EFFECTIVE_L2_QUEUE_SIZE(7) |
CONTEXT1_IDENTITY_ACCESS_MODE(1));
WREG32(VM_L2_CNTL2, 0);
WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY |
L2_CACHE_BIGK_FRAGMENT_SIZE(6));
radeon_gart_table_vram_unpin(rdev);
}
static void cayman_pcie_gart_fini(struct radeon_device *rdev)
{
cayman_pcie_gart_disable(rdev);
radeon_gart_table_vram_free(rdev);
radeon_gart_fini(rdev);
}
void cayman_cp_int_cntl_setup(struct radeon_device *rdev,
int ring, u32 cp_int_cntl)
{
u32 srbm_gfx_cntl = RREG32(SRBM_GFX_CNTL) & ~3;
WREG32(SRBM_GFX_CNTL, srbm_gfx_cntl | (ring & 3));
WREG32(CP_INT_CNTL, cp_int_cntl);
}
/*
* CP.
*/
void cayman_fence_ring_emit(struct radeon_device *rdev,
struct radeon_fence *fence)
{
struct radeon_ring *ring = &rdev->ring[fence->ring];
u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
u32 cp_coher_cntl = PACKET3_FULL_CACHE_ENA | PACKET3_TC_ACTION_ENA |
PACKET3_SH_ACTION_ENA;
/* flush read cache over gart for this vmid */
radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
radeon_ring_write(ring, PACKET3_ENGINE_ME | cp_coher_cntl);
radeon_ring_write(ring, 0xFFFFFFFF);
radeon_ring_write(ring, 0);
radeon_ring_write(ring, 10); /* poll interval */
/* EVENT_WRITE_EOP - flush caches, send int */
radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4));
radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT_TS) | EVENT_INDEX(5));
radeon_ring_write(ring, lower_32_bits(addr));
radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2));
radeon_ring_write(ring, fence->seq);
radeon_ring_write(ring, 0);
}
void cayman_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
{
struct radeon_ring *ring = &rdev->ring[ib->ring];
unsigned vm_id = ib->vm ? ib->vm->ids[ib->ring].id : 0;
u32 cp_coher_cntl = PACKET3_FULL_CACHE_ENA | PACKET3_TC_ACTION_ENA |
PACKET3_SH_ACTION_ENA;
/* set to DX10/11 mode */
radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0));
radeon_ring_write(ring, 1);
if (ring->rptr_save_reg) {
uint32_t next_rptr = ring->wptr + 3 + 4 + 8;
radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
radeon_ring_write(ring, ((ring->rptr_save_reg -
PACKET3_SET_CONFIG_REG_START) >> 2));
radeon_ring_write(ring, next_rptr);
}
radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
radeon_ring_write(ring,
#ifdef __BIG_ENDIAN
(2 << 0) |
#endif
(ib->gpu_addr & 0xFFFFFFFC));
radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF);
radeon_ring_write(ring, ib->length_dw | (vm_id << 24));
/* flush read cache over gart for this vmid */
radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
radeon_ring_write(ring, PACKET3_ENGINE_ME | cp_coher_cntl);
radeon_ring_write(ring, 0xFFFFFFFF);
radeon_ring_write(ring, 0);
radeon_ring_write(ring, (vm_id << 24) | 10); /* poll interval */
}
static void cayman_cp_enable(struct radeon_device *rdev, bool enable)
{
if (enable)
WREG32(CP_ME_CNTL, 0);
else {
if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT));
WREG32(SCRATCH_UMSK, 0);
rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
}
}
u32 cayman_gfx_get_rptr(struct radeon_device *rdev,
struct radeon_ring *ring)
{
u32 rptr;
if (rdev->wb.enabled)
rptr = rdev->wb.wb[ring->rptr_offs/4];
else {
if (ring->idx == RADEON_RING_TYPE_GFX_INDEX)
rptr = RREG32(CP_RB0_RPTR);
else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX)
rptr = RREG32(CP_RB1_RPTR);
else
rptr = RREG32(CP_RB2_RPTR);
}
return rptr;
}
u32 cayman_gfx_get_wptr(struct radeon_device *rdev,
struct radeon_ring *ring)
{
u32 wptr;
if (ring->idx == RADEON_RING_TYPE_GFX_INDEX)
wptr = RREG32(CP_RB0_WPTR);
else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX)
wptr = RREG32(CP_RB1_WPTR);
else
wptr = RREG32(CP_RB2_WPTR);
return wptr;
}
void cayman_gfx_set_wptr(struct radeon_device *rdev,
struct radeon_ring *ring)
{
if (ring->idx == RADEON_RING_TYPE_GFX_INDEX) {
WREG32(CP_RB0_WPTR, ring->wptr);
(void)RREG32(CP_RB0_WPTR);
} else if (ring->idx == CAYMAN_RING_TYPE_CP1_INDEX) {
WREG32(CP_RB1_WPTR, ring->wptr);
(void)RREG32(CP_RB1_WPTR);
} else {
WREG32(CP_RB2_WPTR, ring->wptr);
(void)RREG32(CP_RB2_WPTR);
}
}
static int cayman_cp_load_microcode(struct radeon_device *rdev)
{
const __be32 *fw_data;
int i;
if (!rdev->me_fw || !rdev->pfp_fw)
return -EINVAL;
cayman_cp_enable(rdev, false);
fw_data = (const __be32 *)rdev->pfp_fw->data;
WREG32(CP_PFP_UCODE_ADDR, 0);
for (i = 0; i < CAYMAN_PFP_UCODE_SIZE; i++)
WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
WREG32(CP_PFP_UCODE_ADDR, 0);
fw_data = (const __be32 *)rdev->me_fw->data;
WREG32(CP_ME_RAM_WADDR, 0);
for (i = 0; i < CAYMAN_PM4_UCODE_SIZE; i++)
WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
WREG32(CP_PFP_UCODE_ADDR, 0);
WREG32(CP_ME_RAM_WADDR, 0);
WREG32(CP_ME_RAM_RADDR, 0);
return 0;
}
static int cayman_cp_start(struct radeon_device *rdev)
{
struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
int r, i;
r = radeon_ring_lock(rdev, ring, 7);
if (r) {
DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
return r;
}
radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
radeon_ring_write(ring, 0x1);
radeon_ring_write(ring, 0x0);
radeon_ring_write(ring, rdev->config.cayman.max_hw_contexts - 1);
radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
radeon_ring_write(ring, 0);
radeon_ring_write(ring, 0);
radeon_ring_unlock_commit(rdev, ring, false);
cayman_cp_enable(rdev, true);
r = radeon_ring_lock(rdev, ring, cayman_default_size + 19);
if (r) {
DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
return r;
}
/* setup clear context state */
radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
for (i = 0; i < cayman_default_size; i++)
radeon_ring_write(ring, cayman_default_state[i]);
radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
/* set clear context state */
radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
radeon_ring_write(ring, 0);
/* SQ_VTX_BASE_VTX_LOC */
radeon_ring_write(ring, 0xc0026f00);
radeon_ring_write(ring, 0x00000000);
radeon_ring_write(ring, 0x00000000);
radeon_ring_write(ring, 0x00000000);
/* Clear consts */
radeon_ring_write(ring, 0xc0036f00);
radeon_ring_write(ring, 0x00000bc4);
radeon_ring_write(ring, 0xffffffff);
radeon_ring_write(ring, 0xffffffff);
radeon_ring_write(ring, 0xffffffff);
radeon_ring_write(ring, 0xc0026900);
radeon_ring_write(ring, 0x00000316);
radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
radeon_ring_write(ring, 0x00000010); /* */
radeon_ring_unlock_commit(rdev, ring, false);
/* XXX init other rings */
return 0;
}
static void cayman_cp_fini(struct radeon_device *rdev)
{
struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
cayman_cp_enable(rdev, false);
radeon_ring_fini(rdev, ring);
radeon_scratch_free(rdev, ring->rptr_save_reg);
}
static int cayman_cp_resume(struct radeon_device *rdev)
{
static const int ridx[] = {
RADEON_RING_TYPE_GFX_INDEX,
CAYMAN_RING_TYPE_CP1_INDEX,
CAYMAN_RING_TYPE_CP2_INDEX
};
static const unsigned cp_rb_cntl[] = {
CP_RB0_CNTL,
CP_RB1_CNTL,
CP_RB2_CNTL,
};
static const unsigned cp_rb_rptr_addr[] = {
CP_RB0_RPTR_ADDR,
CP_RB1_RPTR_ADDR,
CP_RB2_RPTR_ADDR
};
static const unsigned cp_rb_rptr_addr_hi[] = {
CP_RB0_RPTR_ADDR_HI,
CP_RB1_RPTR_ADDR_HI,
CP_RB2_RPTR_ADDR_HI
};
static const unsigned cp_rb_base[] = {
CP_RB0_BASE,
CP_RB1_BASE,
CP_RB2_BASE
};
static const unsigned cp_rb_rptr[] = {
CP_RB0_RPTR,
CP_RB1_RPTR,
CP_RB2_RPTR
};
static const unsigned cp_rb_wptr[] = {
CP_RB0_WPTR,
CP_RB1_WPTR,
CP_RB2_WPTR
};
struct radeon_ring *ring;
int i, r;
/* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */
WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP |
SOFT_RESET_PA |
SOFT_RESET_SH |
SOFT_RESET_VGT |
SOFT_RESET_SPI |
SOFT_RESET_SX));
RREG32(GRBM_SOFT_RESET);
mdelay(15);
WREG32(GRBM_SOFT_RESET, 0);
RREG32(GRBM_SOFT_RESET);
WREG32(CP_SEM_WAIT_TIMER, 0x0);
WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
/* Set the write pointer delay */
WREG32(CP_RB_WPTR_DELAY, 0);
WREG32(CP_DEBUG, (1 << 27));
/* set the wb address whether it's enabled or not */
WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
WREG32(SCRATCH_UMSK, 0xff);
for (i = 0; i < 3; ++i) {
uint32_t rb_cntl;
uint64_t addr;
/* Set ring buffer size */
ring = &rdev->ring[ridx[i]];
rb_cntl = order_base_2(ring->ring_size / 8);
rb_cntl |= order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8;
#ifdef __BIG_ENDIAN
rb_cntl |= BUF_SWAP_32BIT;
#endif
WREG32(cp_rb_cntl[i], rb_cntl);
/* set the wb address whether it's enabled or not */
addr = rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET;
WREG32(cp_rb_rptr_addr[i], addr & 0xFFFFFFFC);
WREG32(cp_rb_rptr_addr_hi[i], upper_32_bits(addr) & 0xFF);
}
/* set the rb base addr, this causes an internal reset of ALL rings */
for (i = 0; i < 3; ++i) {
ring = &rdev->ring[ridx[i]];
WREG32(cp_rb_base[i], ring->gpu_addr >> 8);
}
for (i = 0; i < 3; ++i) {
/* Initialize the ring buffer's read and write pointers */
ring = &rdev->ring[ridx[i]];
WREG32_P(cp_rb_cntl[i], RB_RPTR_WR_ENA, ~RB_RPTR_WR_ENA);
ring->wptr = 0;
WREG32(cp_rb_rptr[i], 0);
WREG32(cp_rb_wptr[i], ring->wptr);
mdelay(1);
WREG32_P(cp_rb_cntl[i], 0, ~RB_RPTR_WR_ENA);
}
/* start the rings */
cayman_cp_start(rdev);
rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true;
rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
/* this only test cp0 */
r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
if (r) {
rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false;
rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false;
return r;
}
if (rdev->asic->copy.copy_ring_index == RADEON_RING_TYPE_GFX_INDEX)
radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
return 0;
}
u32 cayman_gpu_check_soft_reset(struct radeon_device *rdev)
{
u32 reset_mask = 0;
u32 tmp;
/* GRBM_STATUS */
tmp = RREG32(GRBM_STATUS);
if (tmp & (PA_BUSY | SC_BUSY |
SH_BUSY | SX_BUSY |
TA_BUSY | VGT_BUSY |
DB_BUSY | CB_BUSY |
GDS_BUSY | SPI_BUSY |
IA_BUSY | IA_BUSY_NO_DMA))
reset_mask |= RADEON_RESET_GFX;
if (tmp & (CF_RQ_PENDING | PF_RQ_PENDING |
CP_BUSY | CP_COHERENCY_BUSY))
reset_mask |= RADEON_RESET_CP;
if (tmp & GRBM_EE_BUSY)
reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP;
/* DMA_STATUS_REG 0 */
tmp = RREG32(DMA_STATUS_REG + DMA0_REGISTER_OFFSET);
if (!(tmp & DMA_IDLE))
reset_mask |= RADEON_RESET_DMA;
/* DMA_STATUS_REG 1 */
tmp = RREG32(DMA_STATUS_REG + DMA1_REGISTER_OFFSET);
if (!(tmp & DMA_IDLE))
reset_mask |= RADEON_RESET_DMA1;
/* SRBM_STATUS2 */
tmp = RREG32(SRBM_STATUS2);
if (tmp & DMA_BUSY)
reset_mask |= RADEON_RESET_DMA;
if (tmp & DMA1_BUSY)
reset_mask |= RADEON_RESET_DMA1;
/* SRBM_STATUS */
tmp = RREG32(SRBM_STATUS);
if (tmp & (RLC_RQ_PENDING | RLC_BUSY))
reset_mask |= RADEON_RESET_RLC;
if (tmp & IH_BUSY)
reset_mask |= RADEON_RESET_IH;
if (tmp & SEM_BUSY)
reset_mask |= RADEON_RESET_SEM;
if (tmp & GRBM_RQ_PENDING)
reset_mask |= RADEON_RESET_GRBM;
if (tmp & VMC_BUSY)
reset_mask |= RADEON_RESET_VMC;
if (tmp & (MCB_BUSY | MCB_NON_DISPLAY_BUSY |
MCC_BUSY | MCD_BUSY))
reset_mask |= RADEON_RESET_MC;
if (evergreen_is_display_hung(rdev))
reset_mask |= RADEON_RESET_DISPLAY;
/* VM_L2_STATUS */
tmp = RREG32(VM_L2_STATUS);
if (tmp & L2_BUSY)
reset_mask |= RADEON_RESET_VMC;
/* Skip MC reset as it's mostly likely not hung, just busy */
if (reset_mask & RADEON_RESET_MC) {
DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
reset_mask &= ~RADEON_RESET_MC;
}
return reset_mask;
}
static void cayman_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
{
struct evergreen_mc_save save;
u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
u32 tmp;
if (reset_mask == 0)
return;
dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
evergreen_print_gpu_status_regs(rdev);
dev_info(rdev->dev, " VM_CONTEXT0_PROTECTION_FAULT_ADDR 0x%08X\n",
RREG32(0x14F8));
dev_info(rdev->dev, " VM_CONTEXT0_PROTECTION_FAULT_STATUS 0x%08X\n",
RREG32(0x14D8));
dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
RREG32(0x14FC));
dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
RREG32(0x14DC));
/* Disable CP parsing/prefetching */
WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
if (reset_mask & RADEON_RESET_DMA) {
/* dma0 */
tmp = RREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET);
tmp &= ~DMA_RB_ENABLE;
WREG32(DMA_RB_CNTL + DMA0_REGISTER_OFFSET, tmp);
}
if (reset_mask & RADEON_RESET_DMA1) {
/* dma1 */
tmp = RREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET);
tmp &= ~DMA_RB_ENABLE;
WREG32(DMA_RB_CNTL + DMA1_REGISTER_OFFSET, tmp);
}
udelay(50);
evergreen_mc_stop(rdev, &save);
if (evergreen_mc_wait_for_idle(rdev)) {
dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
}
if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE)) {
grbm_soft_reset = SOFT_RESET_CB |
SOFT_RESET_DB |
SOFT_RESET_GDS |
SOFT_RESET_PA |
SOFT_RESET_SC |
SOFT_RESET_SPI |
SOFT_RESET_SH |
SOFT_RESET_SX |
SOFT_RESET_TC |
SOFT_RESET_TA |
SOFT_RESET_VGT |
SOFT_RESET_IA;
}
if (reset_mask & RADEON_RESET_CP) {
grbm_soft_reset |= SOFT_RESET_CP | SOFT_RESET_VGT;
srbm_soft_reset |= SOFT_RESET_GRBM;
}
if (reset_mask & RADEON_RESET_DMA)
srbm_soft_reset |= SOFT_RESET_DMA;
if (reset_mask & RADEON_RESET_DMA1)
srbm_soft_reset |= SOFT_RESET_DMA1;
if (reset_mask & RADEON_RESET_DISPLAY)
srbm_soft_reset |= SOFT_RESET_DC;
if (reset_mask & RADEON_RESET_RLC)
srbm_soft_reset |= SOFT_RESET_RLC;
if (reset_mask & RADEON_RESET_SEM)
srbm_soft_reset |= SOFT_RESET_SEM;
if (reset_mask & RADEON_RESET_IH)
srbm_soft_reset |= SOFT_RESET_IH;
if (reset_mask & RADEON_RESET_GRBM)
srbm_soft_reset |= SOFT_RESET_GRBM;
if (reset_mask & RADEON_RESET_VMC)
srbm_soft_reset |= SOFT_RESET_VMC;
if (!(rdev->flags & RADEON_IS_IGP)) {
if (reset_mask & RADEON_RESET_MC)
srbm_soft_reset |= SOFT_RESET_MC;
}
if (grbm_soft_reset) {
tmp = RREG32(GRBM_SOFT_RESET);
tmp |= grbm_soft_reset;
dev_info(rdev->dev, "GRBM_SOFT_RESET=0x%08X\n", tmp);
WREG32(GRBM_SOFT_RESET, tmp);
tmp = RREG32(GRBM_SOFT_RESET);
udelay(50);
tmp &= ~grbm_soft_reset;
WREG32(GRBM_SOFT_RESET, tmp);
tmp = RREG32(GRBM_SOFT_RESET);
}
if (srbm_soft_reset) {
tmp = RREG32(SRBM_SOFT_RESET);
tmp |= srbm_soft_reset;
dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
WREG32(SRBM_SOFT_RESET, tmp);
tmp = RREG32(SRBM_SOFT_RESET);
udelay(50);
tmp &= ~srbm_soft_reset;
WREG32(SRBM_SOFT_RESET, tmp);
tmp = RREG32(SRBM_SOFT_RESET);
}
/* Wait a little for things to settle down */
udelay(50);
evergreen_mc_resume(rdev, &save);
udelay(50);
evergreen_print_gpu_status_regs(rdev);
}
int cayman_asic_reset(struct radeon_device *rdev)
{
u32 reset_mask;
reset_mask = cayman_gpu_check_soft_reset(rdev);
if (reset_mask)
r600_set_bios_scratch_engine_hung(rdev, true);
cayman_gpu_soft_reset(rdev, reset_mask);
reset_mask = cayman_gpu_check_soft_reset(rdev);
if (reset_mask)
evergreen_gpu_pci_config_reset(rdev);
r600_set_bios_scratch_engine_hung(rdev, false);
return 0;
}
/**
* cayman_gfx_is_lockup - Check if the GFX engine is locked up
*
* @rdev: radeon_device pointer
* @ring: radeon_ring structure holding ring information
*
* Check if the GFX engine is locked up.
* Returns true if the engine appears to be locked up, false if not.
*/
bool cayman_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
{
u32 reset_mask = cayman_gpu_check_soft_reset(rdev);
if (!(reset_mask & (RADEON_RESET_GFX |
RADEON_RESET_COMPUTE |
RADEON_RESET_CP))) {
radeon_ring_lockup_update(rdev, ring);
return false;
}
return radeon_ring_test_lockup(rdev, ring);
}
static int cayman_startup(struct radeon_device *rdev)
{
struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
int r;
/* enable pcie gen2 link */
evergreen_pcie_gen2_enable(rdev);
/* enable aspm */
evergreen_program_aspm(rdev);
/* scratch needs to be initialized before MC */
r = r600_vram_scratch_init(rdev);
if (r)
return r;
evergreen_mc_program(rdev);
if (!(rdev->flags & RADEON_IS_IGP) && !rdev->pm.dpm_enabled) {
r = ni_mc_load_microcode(rdev);
if (r) {
DRM_ERROR("Failed to load MC firmware!\n");
return r;
}
}
r = cayman_pcie_gart_enable(rdev);
if (r)
return r;
cayman_gpu_init(rdev);
/* allocate rlc buffers */
if (rdev->flags & RADEON_IS_IGP) {
rdev->rlc.reg_list = tn_rlc_save_restore_register_list;
rdev->rlc.reg_list_size =
(u32)ARRAY_SIZE(tn_rlc_save_restore_register_list);
rdev->rlc.cs_data = cayman_cs_data;
r = sumo_rlc_init(rdev);
if (r) {
DRM_ERROR("Failed to init rlc BOs!\n");
return r;
}
}
/* allocate wb buffer */
r = radeon_wb_init(rdev);
if (r)
return r;
r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
if (r) {
dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
return r;
}
r = uvd_v2_2_resume(rdev);
if (!r) {
r = radeon_fence_driver_start_ring(rdev,
R600_RING_TYPE_UVD_INDEX);
if (r)
dev_err(rdev->dev, "UVD fences init error (%d).\n", r);
}
if (r)
rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
if (r) {
dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
return r;
}
r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
if (r) {
dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
return r;
}
r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
if (r) {
dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
return r;
}
r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
if (r) {
dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
return r;
}
/* Enable IRQ */
if (!rdev->irq.installed) {
r = radeon_irq_kms_init(rdev);
if (r)
return r;
}
r = r600_irq_init(rdev);
if (r) {
DRM_ERROR("radeon: IH init failed (%d).\n", r);
radeon_irq_kms_fini(rdev);
return r;
}
evergreen_irq_set(rdev);
r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
RADEON_CP_PACKET2);
if (r)
return r;
ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
if (r)
return r;
ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
r = radeon_ring_init(rdev, ring, ring->ring_size, CAYMAN_WB_DMA1_RPTR_OFFSET,
DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
if (r)
return r;
r = cayman_cp_load_microcode(rdev);
if (r)
return r;
r = cayman_cp_resume(rdev);
if (r)
return r;
r = cayman_dma_resume(rdev);
if (r)
return r;
ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
if (ring->ring_size) {
r = radeon_ring_init(rdev, ring, ring->ring_size, 0,
RADEON_CP_PACKET2);
if (!r)
r = uvd_v1_0_init(rdev);
if (r)
DRM_ERROR("radeon: failed initializing UVD (%d).\n", r);
}
r = radeon_ib_pool_init(rdev);
if (r) {
dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
return r;
}
r = radeon_vm_manager_init(rdev);
if (r) {
dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r);
return r;
}
if (ASIC_IS_DCE6(rdev)) {
r = dce6_audio_init(rdev);
if (r)
return r;
} else {
r = r600_audio_init(rdev);
if (r)
return r;
}
return 0;
}
int cayman_resume(struct radeon_device *rdev)
{
int r;
/* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
* posting will perform necessary task to bring back GPU into good
* shape.
*/
/* post card */
atom_asic_init(rdev->mode_info.atom_context);
/* init golden registers */
ni_init_golden_registers(rdev);
if (rdev->pm.pm_method == PM_METHOD_DPM)
radeon_pm_resume(rdev);
rdev->accel_working = true;
r = cayman_startup(rdev);
if (r) {
DRM_ERROR("cayman startup failed on resume\n");
rdev->accel_working = false;
return r;
}
return r;
}
int cayman_suspend(struct radeon_device *rdev)
{
radeon_pm_suspend(rdev);
if (ASIC_IS_DCE6(rdev))
dce6_audio_fini(rdev);
else
r600_audio_fini(rdev);
radeon_vm_manager_fini(rdev);
cayman_cp_enable(rdev, false);
cayman_dma_stop(rdev);
uvd_v1_0_fini(rdev);
radeon_uvd_suspend(rdev);
evergreen_irq_suspend(rdev);
radeon_wb_disable(rdev);
cayman_pcie_gart_disable(rdev);
return 0;
}
/* Plan is to move initialization in that function and use
* helper function so that radeon_device_init pretty much
* do nothing more than calling asic specific function. This
* should also allow to remove a bunch of callback function
* like vram_info.
*/
int cayman_init(struct radeon_device *rdev)
{
struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
int r;
/* Read BIOS */
if (!radeon_get_bios(rdev)) {
if (ASIC_IS_AVIVO(rdev))
return -EINVAL;
}
/* Must be an ATOMBIOS */
if (!rdev->is_atom_bios) {
dev_err(rdev->dev, "Expecting atombios for cayman GPU\n");
return -EINVAL;
}
r = radeon_atombios_init(rdev);
if (r)
return r;
/* Post card if necessary */
if (!radeon_card_posted(rdev)) {
if (!rdev->bios) {
dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
return -EINVAL;
}
DRM_INFO("GPU not posted. posting now...\n");
atom_asic_init(rdev->mode_info.atom_context);
}
/* init golden registers */
ni_init_golden_registers(rdev);
/* Initialize scratch registers */
r600_scratch_init(rdev);
/* Initialize surface registers */
radeon_surface_init(rdev);
/* Initialize clocks */
radeon_get_clock_info(rdev->ddev);
/* Fence driver */
r = radeon_fence_driver_init(rdev);
if (r)
return r;
/* initialize memory controller */
r = evergreen_mc_init(rdev);
if (r)
return r;
/* Memory manager */
r = radeon_bo_init(rdev);
if (r)
return r;
if (rdev->flags & RADEON_IS_IGP) {
if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
r = ni_init_microcode(rdev);
if (r) {
DRM_ERROR("Failed to load firmware!\n");
return r;
}
}
} else {
if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
r = ni_init_microcode(rdev);
if (r) {
DRM_ERROR("Failed to load firmware!\n");
return r;
}
}
}
/* Initialize power management */
radeon_pm_init(rdev);
ring->ring_obj = NULL;
r600_ring_init(rdev, ring, 1024 * 1024);
ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
ring->ring_obj = NULL;
r600_ring_init(rdev, ring, 64 * 1024);
ring = &rdev->ring[CAYMAN_RING_TYPE_DMA1_INDEX];
ring->ring_obj = NULL;
r600_ring_init(rdev, ring, 64 * 1024);
r = radeon_uvd_init(rdev);
if (!r) {
ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
ring->ring_obj = NULL;
r600_ring_init(rdev, ring, 4096);
}
rdev->ih.ring_obj = NULL;
r600_ih_ring_init(rdev, 64 * 1024);
r = r600_pcie_gart_init(rdev);
if (r)
return r;
rdev->accel_working = true;
r = cayman_startup(rdev);
if (r) {
dev_err(rdev->dev, "disabling GPU acceleration\n");
cayman_cp_fini(rdev);
cayman_dma_fini(rdev);
r600_irq_fini(rdev);
if (rdev->flags & RADEON_IS_IGP)
sumo_rlc_fini(rdev);
radeon_wb_fini(rdev);
radeon_ib_pool_fini(rdev);
radeon_vm_manager_fini(rdev);
radeon_irq_kms_fini(rdev);
cayman_pcie_gart_fini(rdev);
rdev->accel_working = false;
}
/* Don't start up if the MC ucode is missing.
* The default clocks and voltages before the MC ucode
* is loaded are not suffient for advanced operations.
*
* We can skip this check for TN, because there is no MC
* ucode.
*/
if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) {
DRM_ERROR("radeon: MC ucode required for NI+.\n");
return -EINVAL;
}
return 0;
}
void cayman_fini(struct radeon_device *rdev)
{
radeon_pm_fini(rdev);
cayman_cp_fini(rdev);
cayman_dma_fini(rdev);
r600_irq_fini(rdev);
if (rdev->flags & RADEON_IS_IGP)
sumo_rlc_fini(rdev);
radeon_wb_fini(rdev);
radeon_vm_manager_fini(rdev);
radeon_ib_pool_fini(rdev);
radeon_irq_kms_fini(rdev);
uvd_v1_0_fini(rdev);
radeon_uvd_fini(rdev);
cayman_pcie_gart_fini(rdev);
r600_vram_scratch_fini(rdev);
radeon_gem_fini(rdev);
radeon_fence_driver_fini(rdev);
radeon_bo_fini(rdev);
radeon_atombios_fini(rdev);
kfree(rdev->bios);
rdev->bios = NULL;
}
/*
* vm
*/
int cayman_vm_init(struct radeon_device *rdev)
{
/* number of VMs */
rdev->vm_manager.nvm = 8;
/* base offset of vram pages */
if (rdev->flags & RADEON_IS_IGP) {
u64 tmp = RREG32(FUS_MC_VM_FB_OFFSET);
tmp <<= 22;
rdev->vm_manager.vram_base_offset = tmp;
} else
rdev->vm_manager.vram_base_offset = 0;
return 0;
}
void cayman_vm_fini(struct radeon_device *rdev)
{
}
/**
* cayman_vm_decode_fault - print human readable fault info
*
* @rdev: radeon_device pointer
* @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value
* @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value
*
* Print human readable fault information (cayman/TN).
*/
void cayman_vm_decode_fault(struct radeon_device *rdev,
u32 status, u32 addr)
{
u32 mc_id = (status & MEMORY_CLIENT_ID_MASK) >> MEMORY_CLIENT_ID_SHIFT;
u32 vmid = (status & FAULT_VMID_MASK) >> FAULT_VMID_SHIFT;
u32 protections = (status & PROTECTIONS_MASK) >> PROTECTIONS_SHIFT;
char *block;
switch (mc_id) {
case 32:
case 16:
case 96:
case 80:
case 160:
case 144:
case 224:
case 208:
block = "CB";
break;
case 33:
case 17:
case 97:
case 81:
case 161:
case 145:
case 225:
case 209:
block = "CB_FMASK";
break;
case 34:
case 18:
case 98:
case 82:
case 162:
case 146:
case 226:
case 210:
block = "CB_CMASK";
break;
case 35:
case 19:
case 99:
case 83:
case 163:
case 147:
case 227:
case 211:
block = "CB_IMMED";
break;
case 36:
case 20:
case 100:
case 84:
case 164:
case 148:
case 228:
case 212:
block = "DB";
break;
case 37:
case 21:
case 101:
case 85:
case 165:
case 149:
case 229:
case 213:
block = "DB_HTILE";
break;
case 38:
case 22:
case 102:
case 86:
case 166:
case 150:
case 230:
case 214:
block = "SX";
break;
case 39:
case 23:
case 103:
case 87:
case 167:
case 151:
case 231:
case 215:
block = "DB_STEN";
break;
case 40:
case 24:
case 104:
case 88:
case 232:
case 216:
case 168:
case 152:
block = "TC_TFETCH";
break;
case 41:
case 25:
case 105:
case 89:
case 233:
case 217:
case 169:
case 153:
block = "TC_VFETCH";
break;
case 42:
case 26:
case 106:
case 90:
case 234:
case 218:
case 170:
case 154:
block = "VC";
break;
case 112:
block = "CP";
break;
case 113:
case 114:
block = "SH";
break;
case 115:
block = "VGT";
break;
case 178:
block = "IH";
break;
case 51:
block = "RLC";
break;
case 55:
block = "DMA";
break;
case 56:
block = "HDP";
break;
default:
block = "unknown";
break;
}
printk("VM fault (0x%02x, vmid %d) at page %u, %s from %s (%d)\n",
protections, vmid, addr,
(status & MEMORY_CLIENT_RW_MASK) ? "write" : "read",
block, mc_id);
}
/**
* cayman_vm_flush - vm flush using the CP
*
* @rdev: radeon_device pointer
*
* Update the page table base and flush the VM TLB
* using the CP (cayman-si).
*/
void cayman_vm_flush(struct radeon_device *rdev, struct radeon_ring *ring,
unsigned vm_id, uint64_t pd_addr)
{
radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm_id << 2), 0));
radeon_ring_write(ring, pd_addr >> 12);
/* flush hdp cache */
radeon_ring_write(ring, PACKET0(HDP_MEM_COHERENCY_FLUSH_CNTL, 0));
radeon_ring_write(ring, 0x1);
/* bits 0-7 are the VM contexts0-7 */
radeon_ring_write(ring, PACKET0(VM_INVALIDATE_REQUEST, 0));
radeon_ring_write(ring, 1 << vm_id);
/* sync PFP to ME, otherwise we might get invalid PFP reads */
radeon_ring_write(ring, PACKET3(PACKET3_PFP_SYNC_ME, 0));
radeon_ring_write(ring, 0x0);
}
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