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linuxdebug/drivers/gpu/drm/amd/amdgpu/soc15.c

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null pointer error
2024-07-16 15:50:57 +02:00
/*
* Copyright 2016 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.
*
*/
#include <linux/firmware.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <drm/amdgpu_drm.h>
#include "amdgpu.h"
#include "amdgpu_atombios.h"
#include "amdgpu_ih.h"
#include "amdgpu_uvd.h"
#include "amdgpu_vce.h"
#include "amdgpu_ucode.h"
#include "amdgpu_psp.h"
#include "atom.h"
#include "amd_pcie.h"
#include "uvd/uvd_7_0_offset.h"
#include "gc/gc_9_0_offset.h"
#include "gc/gc_9_0_sh_mask.h"
#include "sdma0/sdma0_4_0_offset.h"
#include "sdma1/sdma1_4_0_offset.h"
#include "nbio/nbio_7_0_default.h"
#include "nbio/nbio_7_0_offset.h"
#include "nbio/nbio_7_0_sh_mask.h"
#include "nbio/nbio_7_0_smn.h"
#include "mp/mp_9_0_offset.h"
#include "soc15.h"
#include "soc15_common.h"
#include "gfx_v9_0.h"
#include "gmc_v9_0.h"
#include "gfxhub_v1_0.h"
#include "mmhub_v1_0.h"
#include "df_v1_7.h"
#include "df_v3_6.h"
#include "nbio_v6_1.h"
#include "nbio_v7_0.h"
#include "nbio_v7_4.h"
#include "hdp_v4_0.h"
#include "vega10_ih.h"
#include "vega20_ih.h"
#include "navi10_ih.h"
#include "sdma_v4_0.h"
#include "uvd_v7_0.h"
#include "vce_v4_0.h"
#include "vcn_v1_0.h"
#include "vcn_v2_0.h"
#include "jpeg_v2_0.h"
#include "vcn_v2_5.h"
#include "jpeg_v2_5.h"
#include "smuio_v9_0.h"
#include "smuio_v11_0.h"
#include "smuio_v13_0.h"
#include "amdgpu_vkms.h"
#include "mxgpu_ai.h"
#include "amdgpu_ras.h"
#include "amdgpu_xgmi.h"
#include <uapi/linux/kfd_ioctl.h>
#define mmMP0_MISC_CGTT_CTRL0 0x01b9
#define mmMP0_MISC_CGTT_CTRL0_BASE_IDX 0
#define mmMP0_MISC_LIGHT_SLEEP_CTRL 0x01ba
#define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX 0
static const struct amd_ip_funcs soc15_common_ip_funcs;
/* Vega, Raven, Arcturus */
static const struct amdgpu_video_codec_info vega_video_codecs_encode_array[] =
{
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 2304, 0)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 2304, 0)},
};
static const struct amdgpu_video_codecs vega_video_codecs_encode =
{
.codec_count = ARRAY_SIZE(vega_video_codecs_encode_array),
.codec_array = vega_video_codecs_encode_array,
};
/* Vega */
static const struct amdgpu_video_codec_info vega_video_codecs_decode_array[] =
{
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4096, 3)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4096, 5)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4096, 4)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 4096, 186)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
};
static const struct amdgpu_video_codecs vega_video_codecs_decode =
{
.codec_count = ARRAY_SIZE(vega_video_codecs_decode_array),
.codec_array = vega_video_codecs_decode_array,
};
/* Raven */
static const struct amdgpu_video_codec_info rv_video_codecs_decode_array[] =
{
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4096, 3)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4096, 5)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4096, 4)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 4096, 4096, 186)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 4096, 4096, 0)},
};
static const struct amdgpu_video_codecs rv_video_codecs_decode =
{
.codec_count = ARRAY_SIZE(rv_video_codecs_decode_array),
.codec_array = rv_video_codecs_decode_array,
};
/* Renoir, Arcturus */
static const struct amdgpu_video_codec_info rn_video_codecs_decode_array[] =
{
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2, 4096, 4096, 3)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4, 4096, 4096, 5)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC, 4096, 4096, 52)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1, 4096, 4096, 4)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC, 8192, 4352, 186)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG, 4096, 4096, 0)},
{codec_info_build(AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VP9, 8192, 4352, 0)},
};
static const struct amdgpu_video_codecs rn_video_codecs_decode =
{
.codec_count = ARRAY_SIZE(rn_video_codecs_decode_array),
.codec_array = rn_video_codecs_decode_array,
};
static int soc15_query_video_codecs(struct amdgpu_device *adev, bool encode,
const struct amdgpu_video_codecs **codecs)
{
if (adev->ip_versions[VCE_HWIP][0]) {
switch (adev->ip_versions[VCE_HWIP][0]) {
case IP_VERSION(4, 0, 0):
case IP_VERSION(4, 1, 0):
if (encode)
*codecs = &vega_video_codecs_encode;
else
*codecs = &vega_video_codecs_decode;
return 0;
default:
return -EINVAL;
}
} else {
switch (adev->ip_versions[UVD_HWIP][0]) {
case IP_VERSION(1, 0, 0):
case IP_VERSION(1, 0, 1):
if (encode)
*codecs = &vega_video_codecs_encode;
else
*codecs = &rv_video_codecs_decode;
return 0;
case IP_VERSION(2, 5, 0):
case IP_VERSION(2, 6, 0):
case IP_VERSION(2, 2, 0):
if (encode)
*codecs = &vega_video_codecs_encode;
else
*codecs = &rn_video_codecs_decode;
return 0;
default:
return -EINVAL;
}
}
}
/*
* Indirect registers accessor
*/
static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg)
{
unsigned long address, data;
address = adev->nbio.funcs->get_pcie_index_offset(adev);
data = adev->nbio.funcs->get_pcie_data_offset(adev);
return amdgpu_device_indirect_rreg(adev, address, data, reg);
}
static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
{
unsigned long address, data;
address = adev->nbio.funcs->get_pcie_index_offset(adev);
data = adev->nbio.funcs->get_pcie_data_offset(adev);
amdgpu_device_indirect_wreg(adev, address, data, reg, v);
}
static u64 soc15_pcie_rreg64(struct amdgpu_device *adev, u32 reg)
{
unsigned long address, data;
address = adev->nbio.funcs->get_pcie_index_offset(adev);
data = adev->nbio.funcs->get_pcie_data_offset(adev);
return amdgpu_device_indirect_rreg64(adev, address, data, reg);
}
static void soc15_pcie_wreg64(struct amdgpu_device *adev, u32 reg, u64 v)
{
unsigned long address, data;
address = adev->nbio.funcs->get_pcie_index_offset(adev);
data = adev->nbio.funcs->get_pcie_data_offset(adev);
amdgpu_device_indirect_wreg64(adev, address, data, reg, v);
}
static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
{
unsigned long flags, address, data;
u32 r;
address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
WREG32(address, ((reg) & 0x1ff));
r = RREG32(data);
spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
return r;
}
static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
{
unsigned long flags, address, data;
address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
WREG32(address, ((reg) & 0x1ff));
WREG32(data, (v));
spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
}
static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg)
{
unsigned long flags, address, data;
u32 r;
address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
spin_lock_irqsave(&adev->didt_idx_lock, flags);
WREG32(address, (reg));
r = RREG32(data);
spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
return r;
}
static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
{
unsigned long flags, address, data;
address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
spin_lock_irqsave(&adev->didt_idx_lock, flags);
WREG32(address, (reg));
WREG32(data, (v));
spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
}
static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
{
unsigned long flags;
u32 r;
spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA);
spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
return r;
}
static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
{
unsigned long flags;
spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v));
spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
}
static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg)
{
unsigned long flags;
u32 r;
spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA);
spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
return r;
}
static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
{
unsigned long flags;
spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v));
spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
}
static u32 soc15_get_config_memsize(struct amdgpu_device *adev)
{
return adev->nbio.funcs->get_memsize(adev);
}
static u32 soc15_get_xclk(struct amdgpu_device *adev)
{
u32 reference_clock = adev->clock.spll.reference_freq;
if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(12, 0, 0) ||
adev->ip_versions[MP1_HWIP][0] == IP_VERSION(12, 0, 1))
return 10000;
if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 0, 0) ||
adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 0, 1))
return reference_clock / 4;
return reference_clock;
}
void soc15_grbm_select(struct amdgpu_device *adev,
u32 me, u32 pipe, u32 queue, u32 vmid)
{
u32 grbm_gfx_cntl = 0;
grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
WREG32_SOC15_RLC_SHADOW(GC, 0, mmGRBM_GFX_CNTL, grbm_gfx_cntl);
}
static void soc15_vga_set_state(struct amdgpu_device *adev, bool state)
{
/* todo */
}
static bool soc15_read_disabled_bios(struct amdgpu_device *adev)
{
/* todo */
return false;
}
static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = {
{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
{ SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
{ SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
{ SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
{ SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
{ SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
{ SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_BUSY_STAT)},
{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
{ SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
{ SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
{ SOC15_REG_ENTRY(GC, 0, mmDB_DEBUG2)},
};
static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
u32 sh_num, u32 reg_offset)
{
uint32_t val;
mutex_lock(&adev->grbm_idx_mutex);
if (se_num != 0xffffffff || sh_num != 0xffffffff)
amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
val = RREG32(reg_offset);
if (se_num != 0xffffffff || sh_num != 0xffffffff)
amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
mutex_unlock(&adev->grbm_idx_mutex);
return val;
}
static uint32_t soc15_get_register_value(struct amdgpu_device *adev,
bool indexed, u32 se_num,
u32 sh_num, u32 reg_offset)
{
if (indexed) {
return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset);
} else {
if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
return adev->gfx.config.gb_addr_config;
else if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2))
return adev->gfx.config.db_debug2;
return RREG32(reg_offset);
}
}
static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
u32 sh_num, u32 reg_offset, u32 *value)
{
uint32_t i;
struct soc15_allowed_register_entry *en;
*value = 0;
for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) {
en = &soc15_allowed_read_registers[i];
if (!adev->reg_offset[en->hwip][en->inst])
continue;
else if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
+ en->reg_offset))
continue;
*value = soc15_get_register_value(adev,
soc15_allowed_read_registers[i].grbm_indexed,
se_num, sh_num, reg_offset);
return 0;
}
return -EINVAL;
}
/**
* soc15_program_register_sequence - program an array of registers.
*
* @adev: amdgpu_device pointer
* @regs: pointer to the register array
* @array_size: size of the register array
*
* Programs an array or registers with and and or masks.
* This is a helper for setting golden registers.
*/
void soc15_program_register_sequence(struct amdgpu_device *adev,
const struct soc15_reg_golden *regs,
const u32 array_size)
{
const struct soc15_reg_golden *entry;
u32 tmp, reg;
int i;
for (i = 0; i < array_size; ++i) {
entry = &regs[i];
reg = adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
if (entry->and_mask == 0xffffffff) {
tmp = entry->or_mask;
} else {
tmp = (entry->hwip == GC_HWIP) ?
RREG32_SOC15_IP(GC, reg) : RREG32(reg);
tmp &= ~(entry->and_mask);
tmp |= (entry->or_mask & entry->and_mask);
}
if (reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3) ||
reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE) ||
reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE_1) ||
reg == SOC15_REG_OFFSET(GC, 0, mmSH_MEM_CONFIG))
WREG32_RLC(reg, tmp);
else
(entry->hwip == GC_HWIP) ?
WREG32_SOC15_IP(GC, reg, tmp) : WREG32(reg, tmp);
}
}
static int soc15_asic_baco_reset(struct amdgpu_device *adev)
{
struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
int ret = 0;
/* avoid NBIF got stuck when do RAS recovery in BACO reset */
if (ras && adev->ras_enabled)
adev->nbio.funcs->enable_doorbell_interrupt(adev, false);
ret = amdgpu_dpm_baco_reset(adev);
if (ret)
return ret;
/* re-enable doorbell interrupt after BACO exit */
if (ras && adev->ras_enabled)
adev->nbio.funcs->enable_doorbell_interrupt(adev, true);
return 0;
}
static enum amd_reset_method
soc15_asic_reset_method(struct amdgpu_device *adev)
{
bool baco_reset = false;
bool connected_to_cpu = false;
struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
if (adev->gmc.xgmi.supported && adev->gmc.xgmi.connected_to_cpu)
connected_to_cpu = true;
if (amdgpu_reset_method == AMD_RESET_METHOD_MODE1 ||
amdgpu_reset_method == AMD_RESET_METHOD_MODE2 ||
amdgpu_reset_method == AMD_RESET_METHOD_BACO ||
amdgpu_reset_method == AMD_RESET_METHOD_PCI) {
/* If connected to cpu, driver only support mode2 */
if (connected_to_cpu)
return AMD_RESET_METHOD_MODE2;
return amdgpu_reset_method;
}
if (amdgpu_reset_method != -1)
dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
amdgpu_reset_method);
switch (adev->ip_versions[MP1_HWIP][0]) {
case IP_VERSION(10, 0, 0):
case IP_VERSION(10, 0, 1):
case IP_VERSION(12, 0, 0):
case IP_VERSION(12, 0, 1):
return AMD_RESET_METHOD_MODE2;
case IP_VERSION(9, 0, 0):
case IP_VERSION(11, 0, 2):
if (adev->asic_type == CHIP_VEGA20) {
if (adev->psp.sos.fw_version >= 0x80067)
baco_reset = amdgpu_dpm_is_baco_supported(adev);
/*
* 1. PMFW version > 0x284300: all cases use baco
* 2. PMFW version <= 0x284300: only sGPU w/o RAS use baco
*/
if (ras && adev->ras_enabled &&
adev->pm.fw_version <= 0x283400)
baco_reset = false;
} else {
baco_reset = amdgpu_dpm_is_baco_supported(adev);
}
break;
case IP_VERSION(13, 0, 2):
/*
* 1.connected to cpu: driver issue mode2 reset
* 2.discret gpu: driver issue mode1 reset
*/
if (connected_to_cpu)
return AMD_RESET_METHOD_MODE2;
break;
default:
break;
}
if (baco_reset)
return AMD_RESET_METHOD_BACO;
else
return AMD_RESET_METHOD_MODE1;
}
static int soc15_asic_reset(struct amdgpu_device *adev)
{
/* original raven doesn't have full asic reset */
if ((adev->apu_flags & AMD_APU_IS_RAVEN) ||
(adev->apu_flags & AMD_APU_IS_RAVEN2))
return 0;
switch (soc15_asic_reset_method(adev)) {
case AMD_RESET_METHOD_PCI:
dev_info(adev->dev, "PCI reset\n");
return amdgpu_device_pci_reset(adev);
case AMD_RESET_METHOD_BACO:
dev_info(adev->dev, "BACO reset\n");
return soc15_asic_baco_reset(adev);
case AMD_RESET_METHOD_MODE2:
dev_info(adev->dev, "MODE2 reset\n");
return amdgpu_dpm_mode2_reset(adev);
default:
dev_info(adev->dev, "MODE1 reset\n");
return amdgpu_device_mode1_reset(adev);
}
}
static bool soc15_supports_baco(struct amdgpu_device *adev)
{
switch (adev->ip_versions[MP1_HWIP][0]) {
case IP_VERSION(9, 0, 0):
case IP_VERSION(11, 0, 2):
if (adev->asic_type == CHIP_VEGA20) {
if (adev->psp.sos.fw_version >= 0x80067)
return amdgpu_dpm_is_baco_supported(adev);
return false;
} else {
return amdgpu_dpm_is_baco_supported(adev);
}
break;
default:
return false;
}
}
/*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
u32 cntl_reg, u32 status_reg)
{
return 0;
}*/
static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
{
/*int r;
r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
if (r)
return r;
r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
*/
return 0;
}
static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
{
/* todo */
return 0;
}
static void soc15_pcie_gen3_enable(struct amdgpu_device *adev)
{
if (pci_is_root_bus(adev->pdev->bus))
return;
if (amdgpu_pcie_gen2 == 0)
return;
if (adev->flags & AMD_IS_APU)
return;
if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
return;
/* todo */
}
static void soc15_program_aspm(struct amdgpu_device *adev)
{
if (!amdgpu_device_should_use_aspm(adev))
return;
if (!(adev->flags & AMD_IS_APU) &&
(adev->nbio.funcs->program_aspm))
adev->nbio.funcs->program_aspm(adev);
}
static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev,
bool enable)
{
adev->nbio.funcs->enable_doorbell_aperture(adev, enable);
adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, enable);
}
const struct amdgpu_ip_block_version vega10_common_ip_block =
{
.type = AMD_IP_BLOCK_TYPE_COMMON,
.major = 2,
.minor = 0,
.rev = 0,
.funcs = &soc15_common_ip_funcs,
};
static uint32_t soc15_get_rev_id(struct amdgpu_device *adev)
{
return adev->nbio.funcs->get_rev_id(adev);
}
static void soc15_reg_base_init(struct amdgpu_device *adev)
{
/* Set IP register base before any HW register access */
switch (adev->asic_type) {
case CHIP_VEGA10:
case CHIP_VEGA12:
case CHIP_RAVEN:
case CHIP_RENOIR:
vega10_reg_base_init(adev);
break;
case CHIP_VEGA20:
vega20_reg_base_init(adev);
break;
case CHIP_ARCTURUS:
arct_reg_base_init(adev);
break;
case CHIP_ALDEBARAN:
aldebaran_reg_base_init(adev);
break;
default:
DRM_ERROR("Unsupported asic type: %d!\n", adev->asic_type);
break;
}
}
void soc15_set_virt_ops(struct amdgpu_device *adev)
{
adev->virt.ops = &xgpu_ai_virt_ops;
/* init soc15 reg base early enough so we can
* request request full access for sriov before
* set_ip_blocks. */
soc15_reg_base_init(adev);
}
static bool soc15_need_full_reset(struct amdgpu_device *adev)
{
/* change this when we implement soft reset */
return true;
}
static void soc15_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
uint64_t *count1)
{
uint32_t perfctr = 0;
uint64_t cnt0_of, cnt1_of;
int tmp;
/* This reports 0 on APUs, so return to avoid writing/reading registers
* that may or may not be different from their GPU counterparts
*/
if (adev->flags & AMD_IS_APU)
return;
/* Set the 2 events that we wish to watch, defined above */
/* Reg 40 is # received msgs */
/* Reg 104 is # of posted requests sent */
perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
/* Write to enable desired perf counters */
WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK, perfctr);
/* Zero out and enable the perf counters
* Write 0x5:
* Bit 0 = Start all counters(1)
* Bit 2 = Global counter reset enable(1)
*/
WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
msleep(1000);
/* Load the shadow and disable the perf counters
* Write 0x2:
* Bit 0 = Stop counters(0)
* Bit 1 = Load the shadow counters(1)
*/
WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
/* Read register values to get any >32bit overflow */
tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK);
cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
/* Get the values and add the overflow */
*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
}
static void vega20_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
uint64_t *count1)
{
uint32_t perfctr = 0;
uint64_t cnt0_of, cnt1_of;
int tmp;
/* This reports 0 on APUs, so return to avoid writing/reading registers
* that may or may not be different from their GPU counterparts
*/
if (adev->flags & AMD_IS_APU)
return;
/* Set the 2 events that we wish to watch, defined above */
/* Reg 40 is # received msgs */
/* Reg 108 is # of posted requests sent on VG20 */
perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
EVENT0_SEL, 40);
perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
EVENT1_SEL, 108);
/* Write to enable desired perf counters */
WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3, perfctr);
/* Zero out and enable the perf counters
* Write 0x5:
* Bit 0 = Start all counters(1)
* Bit 2 = Global counter reset enable(1)
*/
WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
msleep(1000);
/* Load the shadow and disable the perf counters
* Write 0x2:
* Bit 0 = Stop counters(0)
* Bit 1 = Load the shadow counters(1)
*/
WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
/* Read register values to get any >32bit overflow */
tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3);
cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER0_UPPER);
cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER1_UPPER);
/* Get the values and add the overflow */
*count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK3) | (cnt0_of << 32);
*count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK3) | (cnt1_of << 32);
}
static bool soc15_need_reset_on_init(struct amdgpu_device *adev)
{
u32 sol_reg;
/* CP hangs in IGT reloading test on RN, reset to WA */
if (adev->asic_type == CHIP_RENOIR)
return true;
/* Just return false for soc15 GPUs. Reset does not seem to
* be necessary.
*/
if (!amdgpu_passthrough(adev))
return false;
if (adev->flags & AMD_IS_APU)
return false;
/* Check sOS sign of life register to confirm sys driver and sOS
* are already been loaded.
*/
sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
if (sol_reg)
return true;
return false;
}
static uint64_t soc15_get_pcie_replay_count(struct amdgpu_device *adev)
{
uint64_t nak_r, nak_g;
/* Get the number of NAKs received and generated */
nak_r = RREG32_PCIE(smnPCIE_RX_NUM_NAK);
nak_g = RREG32_PCIE(smnPCIE_RX_NUM_NAK_GENERATED);
/* Add the total number of NAKs, i.e the number of replays */
return (nak_r + nak_g);
}
static void soc15_pre_asic_init(struct amdgpu_device *adev)
{
gmc_v9_0_restore_registers(adev);
}
static const struct amdgpu_asic_funcs soc15_asic_funcs =
{
.read_disabled_bios = &soc15_read_disabled_bios,
.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
.read_register = &soc15_read_register,
.reset = &soc15_asic_reset,
.reset_method = &soc15_asic_reset_method,
.set_vga_state = &soc15_vga_set_state,
.get_xclk = &soc15_get_xclk,
.set_uvd_clocks = &soc15_set_uvd_clocks,
.set_vce_clocks = &soc15_set_vce_clocks,
.get_config_memsize = &soc15_get_config_memsize,
.need_full_reset = &soc15_need_full_reset,
.init_doorbell_index = &vega10_doorbell_index_init,
.get_pcie_usage = &soc15_get_pcie_usage,
.need_reset_on_init = &soc15_need_reset_on_init,
.get_pcie_replay_count = &soc15_get_pcie_replay_count,
.supports_baco = &soc15_supports_baco,
.pre_asic_init = &soc15_pre_asic_init,
.query_video_codecs = &soc15_query_video_codecs,
};
static const struct amdgpu_asic_funcs vega20_asic_funcs =
{
.read_disabled_bios = &soc15_read_disabled_bios,
.read_bios_from_rom = &amdgpu_soc15_read_bios_from_rom,
.read_register = &soc15_read_register,
.reset = &soc15_asic_reset,
.reset_method = &soc15_asic_reset_method,
.set_vga_state = &soc15_vga_set_state,
.get_xclk = &soc15_get_xclk,
.set_uvd_clocks = &soc15_set_uvd_clocks,
.set_vce_clocks = &soc15_set_vce_clocks,
.get_config_memsize = &soc15_get_config_memsize,
.need_full_reset = &soc15_need_full_reset,
.init_doorbell_index = &vega20_doorbell_index_init,
.get_pcie_usage = &vega20_get_pcie_usage,
.need_reset_on_init = &soc15_need_reset_on_init,
.get_pcie_replay_count = &soc15_get_pcie_replay_count,
.supports_baco = &soc15_supports_baco,
.pre_asic_init = &soc15_pre_asic_init,
.query_video_codecs = &soc15_query_video_codecs,
};
static int soc15_common_early_init(void *handle)
{
#define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (!amdgpu_sriov_vf(adev)) {
adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
}
adev->smc_rreg = NULL;
adev->smc_wreg = NULL;
adev->pcie_rreg = &soc15_pcie_rreg;
adev->pcie_wreg = &soc15_pcie_wreg;
adev->pcie_rreg64 = &soc15_pcie_rreg64;
adev->pcie_wreg64 = &soc15_pcie_wreg64;
adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
adev->didt_rreg = &soc15_didt_rreg;
adev->didt_wreg = &soc15_didt_wreg;
adev->gc_cac_rreg = &soc15_gc_cac_rreg;
adev->gc_cac_wreg = &soc15_gc_cac_wreg;
adev->se_cac_rreg = &soc15_se_cac_rreg;
adev->se_cac_wreg = &soc15_se_cac_wreg;
adev->rev_id = soc15_get_rev_id(adev);
adev->external_rev_id = 0xFF;
/* TODO: split the GC and PG flags based on the relevant IP version for which
* they are relevant.
*/
switch (adev->ip_versions[GC_HWIP][0]) {
case IP_VERSION(9, 0, 1):
adev->asic_funcs = &soc15_asic_funcs;
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_MGLS |
AMD_CG_SUPPORT_GFX_RLC_LS |
AMD_CG_SUPPORT_GFX_CP_LS |
AMD_CG_SUPPORT_GFX_3D_CGCG |
AMD_CG_SUPPORT_GFX_3D_CGLS |
AMD_CG_SUPPORT_GFX_CGCG |
AMD_CG_SUPPORT_GFX_CGLS |
AMD_CG_SUPPORT_BIF_MGCG |
AMD_CG_SUPPORT_BIF_LS |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_DRM_MGCG |
AMD_CG_SUPPORT_DRM_LS |
AMD_CG_SUPPORT_ROM_MGCG |
AMD_CG_SUPPORT_DF_MGCG |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_MC_MGCG |
AMD_CG_SUPPORT_MC_LS;
adev->pg_flags = 0;
adev->external_rev_id = 0x1;
break;
case IP_VERSION(9, 2, 1):
adev->asic_funcs = &soc15_asic_funcs;
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_MGLS |
AMD_CG_SUPPORT_GFX_CGCG |
AMD_CG_SUPPORT_GFX_CGLS |
AMD_CG_SUPPORT_GFX_3D_CGCG |
AMD_CG_SUPPORT_GFX_3D_CGLS |
AMD_CG_SUPPORT_GFX_CP_LS |
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_MC_MGCG |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_BIF_MGCG |
AMD_CG_SUPPORT_BIF_LS |
AMD_CG_SUPPORT_HDP_MGCG |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_ROM_MGCG |
AMD_CG_SUPPORT_VCE_MGCG |
AMD_CG_SUPPORT_UVD_MGCG;
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0x14;
break;
case IP_VERSION(9, 4, 0):
adev->asic_funcs = &vega20_asic_funcs;
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_MGLS |
AMD_CG_SUPPORT_GFX_CGCG |
AMD_CG_SUPPORT_GFX_CGLS |
AMD_CG_SUPPORT_GFX_3D_CGCG |
AMD_CG_SUPPORT_GFX_3D_CGLS |
AMD_CG_SUPPORT_GFX_CP_LS |
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_MC_MGCG |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_BIF_MGCG |
AMD_CG_SUPPORT_BIF_LS |
AMD_CG_SUPPORT_HDP_MGCG |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_ROM_MGCG |
AMD_CG_SUPPORT_VCE_MGCG |
AMD_CG_SUPPORT_UVD_MGCG;
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0x28;
break;
case IP_VERSION(9, 1, 0):
case IP_VERSION(9, 2, 2):
adev->asic_funcs = &soc15_asic_funcs;
if (adev->rev_id >= 0x8)
adev->apu_flags |= AMD_APU_IS_RAVEN2;
if (adev->apu_flags & AMD_APU_IS_RAVEN2)
adev->external_rev_id = adev->rev_id + 0x79;
else if (adev->apu_flags & AMD_APU_IS_PICASSO)
adev->external_rev_id = adev->rev_id + 0x41;
else if (adev->rev_id == 1)
adev->external_rev_id = adev->rev_id + 0x20;
else
adev->external_rev_id = adev->rev_id + 0x01;
if (adev->apu_flags & AMD_APU_IS_RAVEN2) {
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_MGLS |
AMD_CG_SUPPORT_GFX_CP_LS |
AMD_CG_SUPPORT_GFX_3D_CGCG |
AMD_CG_SUPPORT_GFX_3D_CGLS |
AMD_CG_SUPPORT_GFX_CGCG |
AMD_CG_SUPPORT_GFX_CGLS |
AMD_CG_SUPPORT_BIF_LS |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_MC_MGCG |
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_VCN_MGCG;
adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
} else if (adev->apu_flags & AMD_APU_IS_PICASSO) {
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_MGLS |
AMD_CG_SUPPORT_GFX_CP_LS |
AMD_CG_SUPPORT_GFX_3D_CGLS |
AMD_CG_SUPPORT_GFX_CGCG |
AMD_CG_SUPPORT_GFX_CGLS |
AMD_CG_SUPPORT_BIF_LS |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_MC_MGCG |
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_VCN_MGCG;
/*
* MMHUB PG needs to be disabled for Picasso for
* stability reasons.
*/
adev->pg_flags = AMD_PG_SUPPORT_SDMA |
AMD_PG_SUPPORT_VCN;
} else {
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_MGLS |
AMD_CG_SUPPORT_GFX_RLC_LS |
AMD_CG_SUPPORT_GFX_CP_LS |
AMD_CG_SUPPORT_GFX_3D_CGLS |
AMD_CG_SUPPORT_GFX_CGCG |
AMD_CG_SUPPORT_GFX_CGLS |
AMD_CG_SUPPORT_BIF_MGCG |
AMD_CG_SUPPORT_BIF_LS |
AMD_CG_SUPPORT_HDP_MGCG |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_DRM_MGCG |
AMD_CG_SUPPORT_DRM_LS |
AMD_CG_SUPPORT_MC_MGCG |
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_VCN_MGCG;
adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
}
break;
case IP_VERSION(9, 4, 1):
adev->asic_funcs = &vega20_asic_funcs;
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_MGLS |
AMD_CG_SUPPORT_GFX_CGCG |
AMD_CG_SUPPORT_GFX_CGLS |
AMD_CG_SUPPORT_GFX_CP_LS |
AMD_CG_SUPPORT_HDP_MGCG |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_MC_MGCG |
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_IH_CG |
AMD_CG_SUPPORT_VCN_MGCG |
AMD_CG_SUPPORT_JPEG_MGCG;
adev->pg_flags = AMD_PG_SUPPORT_VCN | AMD_PG_SUPPORT_VCN_DPG;
adev->external_rev_id = adev->rev_id + 0x32;
break;
case IP_VERSION(9, 3, 0):
adev->asic_funcs = &soc15_asic_funcs;
if (adev->apu_flags & AMD_APU_IS_RENOIR)
adev->external_rev_id = adev->rev_id + 0x91;
else
adev->external_rev_id = adev->rev_id + 0xa1;
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_MGLS |
AMD_CG_SUPPORT_GFX_3D_CGCG |
AMD_CG_SUPPORT_GFX_3D_CGLS |
AMD_CG_SUPPORT_GFX_CGCG |
AMD_CG_SUPPORT_GFX_CGLS |
AMD_CG_SUPPORT_GFX_CP_LS |
AMD_CG_SUPPORT_MC_MGCG |
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_BIF_LS |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_VCN_MGCG |
AMD_CG_SUPPORT_JPEG_MGCG |
AMD_CG_SUPPORT_IH_CG |
AMD_CG_SUPPORT_ATHUB_LS |
AMD_CG_SUPPORT_ATHUB_MGCG |
AMD_CG_SUPPORT_DF_MGCG;
adev->pg_flags = AMD_PG_SUPPORT_SDMA |
AMD_PG_SUPPORT_VCN |
AMD_PG_SUPPORT_JPEG |
AMD_PG_SUPPORT_VCN_DPG;
break;
case IP_VERSION(9, 4, 2):
adev->asic_funcs = &vega20_asic_funcs;
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_MGLS |
AMD_CG_SUPPORT_GFX_CP_LS |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_IH_CG |
AMD_CG_SUPPORT_VCN_MGCG | AMD_CG_SUPPORT_JPEG_MGCG;
adev->pg_flags = AMD_PG_SUPPORT_VCN_DPG;
adev->external_rev_id = adev->rev_id + 0x3c;
break;
default:
/* FIXME: not supported yet */
return -EINVAL;
}
if (amdgpu_sriov_vf(adev)) {
amdgpu_virt_init_setting(adev);
xgpu_ai_mailbox_set_irq_funcs(adev);
}
return 0;
}
static int soc15_common_late_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (amdgpu_sriov_vf(adev))
xgpu_ai_mailbox_get_irq(adev);
return 0;
}
static int soc15_common_sw_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (amdgpu_sriov_vf(adev))
xgpu_ai_mailbox_add_irq_id(adev);
if (adev->df.funcs &&
adev->df.funcs->sw_init)
adev->df.funcs->sw_init(adev);
return 0;
}
static int soc15_common_sw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (adev->df.funcs &&
adev->df.funcs->sw_fini)
adev->df.funcs->sw_fini(adev);
return 0;
}
static void soc15_sdma_doorbell_range_init(struct amdgpu_device *adev)
{
int i;
/* sdma doorbell range is programed by hypervisor */
if (!amdgpu_sriov_vf(adev)) {
for (i = 0; i < adev->sdma.num_instances; i++) {
adev->nbio.funcs->sdma_doorbell_range(adev, i,
true, adev->doorbell_index.sdma_engine[i] << 1,
adev->doorbell_index.sdma_doorbell_range);
}
}
}
static int soc15_common_hw_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
/* enable pcie gen2/3 link */
soc15_pcie_gen3_enable(adev);
/* enable aspm */
soc15_program_aspm(adev);
/* setup nbio registers */
adev->nbio.funcs->init_registers(adev);
/* remap HDP registers to a hole in mmio space,
* for the purpose of expose those registers
* to process space
*/
if (adev->nbio.funcs->remap_hdp_registers && !amdgpu_sriov_vf(adev))
adev->nbio.funcs->remap_hdp_registers(adev);
/* enable the doorbell aperture */
soc15_enable_doorbell_aperture(adev, true);
/* HW doorbell routing policy: doorbell writing not
* in SDMA/IH/MM/ACV range will be routed to CP. So
* we need to init SDMA doorbell range prior
* to CP ip block init and ring test. IH already
* happens before CP.
*/
soc15_sdma_doorbell_range_init(adev);
return 0;
}
static int soc15_common_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
/* disable the doorbell aperture */
soc15_enable_doorbell_aperture(adev, false);
if (amdgpu_sriov_vf(adev))
xgpu_ai_mailbox_put_irq(adev);
if (adev->nbio.ras_if &&
amdgpu_ras_is_supported(adev, adev->nbio.ras_if->block)) {
if (adev->nbio.ras &&
adev->nbio.ras->init_ras_controller_interrupt)
amdgpu_irq_put(adev, &adev->nbio.ras_controller_irq, 0);
if (adev->nbio.ras &&
adev->nbio.ras->init_ras_err_event_athub_interrupt)
amdgpu_irq_put(adev, &adev->nbio.ras_err_event_athub_irq, 0);
}
return 0;
}
static int soc15_common_suspend(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
return soc15_common_hw_fini(adev);
}
static int soc15_common_resume(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
return soc15_common_hw_init(adev);
}
static bool soc15_common_is_idle(void *handle)
{
return true;
}
static int soc15_common_wait_for_idle(void *handle)
{
return 0;
}
static int soc15_common_soft_reset(void *handle)
{
return 0;
}
static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
{
uint32_t def, data;
def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
data &= ~(0x01000000 |
0x02000000 |
0x04000000 |
0x08000000 |
0x10000000 |
0x20000000 |
0x40000000 |
0x80000000);
else
data |= (0x01000000 |
0x02000000 |
0x04000000 |
0x08000000 |
0x10000000 |
0x20000000 |
0x40000000 |
0x80000000);
if (def != data)
WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
}
static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
{
uint32_t def, data;
def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
data |= 1;
else
data &= ~1;
if (def != data)
WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
}
static int soc15_common_set_clockgating_state(void *handle,
enum amd_clockgating_state state)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (amdgpu_sriov_vf(adev))
return 0;
switch (adev->ip_versions[NBIO_HWIP][0]) {
case IP_VERSION(6, 1, 0):
case IP_VERSION(6, 2, 0):
case IP_VERSION(7, 4, 0):
adev->nbio.funcs->update_medium_grain_clock_gating(adev,
state == AMD_CG_STATE_GATE);
adev->nbio.funcs->update_medium_grain_light_sleep(adev,
state == AMD_CG_STATE_GATE);
adev->hdp.funcs->update_clock_gating(adev,
state == AMD_CG_STATE_GATE);
soc15_update_drm_clock_gating(adev,
state == AMD_CG_STATE_GATE);
soc15_update_drm_light_sleep(adev,
state == AMD_CG_STATE_GATE);
adev->smuio.funcs->update_rom_clock_gating(adev,
state == AMD_CG_STATE_GATE);
adev->df.funcs->update_medium_grain_clock_gating(adev,
state == AMD_CG_STATE_GATE);
break;
case IP_VERSION(7, 0, 0):
case IP_VERSION(7, 0, 1):
case IP_VERSION(2, 5, 0):
adev->nbio.funcs->update_medium_grain_clock_gating(adev,
state == AMD_CG_STATE_GATE);
adev->nbio.funcs->update_medium_grain_light_sleep(adev,
state == AMD_CG_STATE_GATE);
adev->hdp.funcs->update_clock_gating(adev,
state == AMD_CG_STATE_GATE);
soc15_update_drm_clock_gating(adev,
state == AMD_CG_STATE_GATE);
soc15_update_drm_light_sleep(adev,
state == AMD_CG_STATE_GATE);
break;
case IP_VERSION(7, 4, 1):
case IP_VERSION(7, 4, 4):
adev->hdp.funcs->update_clock_gating(adev,
state == AMD_CG_STATE_GATE);
break;
default:
break;
}
return 0;
}
static void soc15_common_get_clockgating_state(void *handle, u64 *flags)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int data;
if (amdgpu_sriov_vf(adev))
*flags = 0;
adev->nbio.funcs->get_clockgating_state(adev, flags);
adev->hdp.funcs->get_clock_gating_state(adev, flags);
if (adev->ip_versions[MP0_HWIP][0] != IP_VERSION(13, 0, 2)) {
/* AMD_CG_SUPPORT_DRM_MGCG */
data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
if (!(data & 0x01000000))
*flags |= AMD_CG_SUPPORT_DRM_MGCG;
/* AMD_CG_SUPPORT_DRM_LS */
data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
if (data & 0x1)
*flags |= AMD_CG_SUPPORT_DRM_LS;
}
/* AMD_CG_SUPPORT_ROM_MGCG */
adev->smuio.funcs->get_clock_gating_state(adev, flags);
adev->df.funcs->get_clockgating_state(adev, flags);
}
static int soc15_common_set_powergating_state(void *handle,
enum amd_powergating_state state)
{
/* todo */
return 0;
}
static const struct amd_ip_funcs soc15_common_ip_funcs = {
.name = "soc15_common",
.early_init = soc15_common_early_init,
.late_init = soc15_common_late_init,
.sw_init = soc15_common_sw_init,
.sw_fini = soc15_common_sw_fini,
.hw_init = soc15_common_hw_init,
.hw_fini = soc15_common_hw_fini,
.suspend = soc15_common_suspend,
.resume = soc15_common_resume,
.is_idle = soc15_common_is_idle,
.wait_for_idle = soc15_common_wait_for_idle,
.soft_reset = soc15_common_soft_reset,
.set_clockgating_state = soc15_common_set_clockgating_state,
.set_powergating_state = soc15_common_set_powergating_state,
.get_clockgating_state= soc15_common_get_clockgating_state,
};