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

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null pointer error
2024-07-16 15:50:57 +02:00
/*
* Copyright 2014 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/pci.h>
#include <linux/slab.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 "atom.h"
#include "amd_pcie.h"
#include "gmc/gmc_8_1_d.h"
#include "gmc/gmc_8_1_sh_mask.h"
#include "oss/oss_3_0_d.h"
#include "oss/oss_3_0_sh_mask.h"
#include "bif/bif_5_0_d.h"
#include "bif/bif_5_0_sh_mask.h"
#include "gca/gfx_8_0_d.h"
#include "gca/gfx_8_0_sh_mask.h"
#include "smu/smu_7_1_1_d.h"
#include "smu/smu_7_1_1_sh_mask.h"
#include "uvd/uvd_5_0_d.h"
#include "uvd/uvd_5_0_sh_mask.h"
#include "vce/vce_3_0_d.h"
#include "vce/vce_3_0_sh_mask.h"
#include "dce/dce_10_0_d.h"
#include "dce/dce_10_0_sh_mask.h"
#include "vid.h"
#include "vi.h"
#include "gmc_v8_0.h"
#include "gmc_v7_0.h"
#include "gfx_v8_0.h"
#include "sdma_v2_4.h"
#include "sdma_v3_0.h"
#include "dce_v10_0.h"
#include "dce_v11_0.h"
#include "iceland_ih.h"
#include "tonga_ih.h"
#include "cz_ih.h"
#include "uvd_v5_0.h"
#include "uvd_v6_0.h"
#include "vce_v3_0.h"
#if defined(CONFIG_DRM_AMD_ACP)
#include "amdgpu_acp.h"
#endif
#include "amdgpu_vkms.h"
#include "mxgpu_vi.h"
#include "amdgpu_dm.h"
#define ixPCIE_LC_L1_PM_SUBSTATE 0x100100C6
#define PCIE_LC_L1_PM_SUBSTATE__LC_L1_SUBSTATES_OVERRIDE_EN_MASK 0x00000001L
#define PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_2_OVERRIDE_MASK 0x00000002L
#define PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_1_OVERRIDE_MASK 0x00000004L
#define PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_2_OVERRIDE_MASK 0x00000008L
#define PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_1_OVERRIDE_MASK 0x00000010L
#define ixPCIE_L1_PM_SUB_CNTL 0x378
#define PCIE_L1_PM_SUB_CNTL__ASPM_L1_2_EN_MASK 0x00000004L
#define PCIE_L1_PM_SUB_CNTL__ASPM_L1_1_EN_MASK 0x00000008L
#define PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_2_EN_MASK 0x00000001L
#define PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_1_EN_MASK 0x00000002L
#define PCIE_LC_CNTL6__LC_L1_POWERDOWN_MASK 0x00200000L
#define LINK_CAP 0x64
#define PCIE_LINK_CAP__CLOCK_POWER_MANAGEMENT_MASK 0x00040000L
#define ixCPM_CONTROL 0x1400118
#define ixPCIE_LC_CNTL7 0x100100BC
#define PCIE_LC_CNTL7__LC_L1_SIDEBAND_CLKREQ_PDWN_EN_MASK 0x00000400L
#define PCIE_LC_CNTL__LC_L0S_INACTIVITY_DEFAULT 0x00000007
#define PCIE_LC_CNTL__LC_L1_INACTIVITY_DEFAULT 0x00000009
#define CPM_CONTROL__CLKREQb_UNGATE_TXCLK_ENABLE_MASK 0x01000000L
#define PCIE_L1_PM_SUB_CNTL 0x378
#define ASIC_IS_P22(asic_type, rid) ((asic_type >= CHIP_POLARIS10) && \
(asic_type <= CHIP_POLARIS12) && \
(rid >= 0x6E))
/* Topaz */
static const struct amdgpu_video_codecs topaz_video_codecs_encode =
{
.codec_count = 0,
.codec_array = NULL,
};
/* Tonga, CZ, ST, Fiji */
static const struct amdgpu_video_codec_info tonga_video_codecs_encode_array[] =
{
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
.max_width = 4096,
.max_height = 2304,
.max_pixels_per_frame = 4096 * 2304,
.max_level = 0,
},
};
static const struct amdgpu_video_codecs tonga_video_codecs_encode =
{
.codec_count = ARRAY_SIZE(tonga_video_codecs_encode_array),
.codec_array = tonga_video_codecs_encode_array,
};
/* Polaris */
static const struct amdgpu_video_codec_info polaris_video_codecs_encode_array[] =
{
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
.max_width = 4096,
.max_height = 2304,
.max_pixels_per_frame = 4096 * 2304,
.max_level = 0,
},
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC,
.max_width = 4096,
.max_height = 2304,
.max_pixels_per_frame = 4096 * 2304,
.max_level = 0,
},
};
static const struct amdgpu_video_codecs polaris_video_codecs_encode =
{
.codec_count = ARRAY_SIZE(polaris_video_codecs_encode_array),
.codec_array = polaris_video_codecs_encode_array,
};
/* Topaz */
static const struct amdgpu_video_codecs topaz_video_codecs_decode =
{
.codec_count = 0,
.codec_array = NULL,
};
/* Tonga */
static const struct amdgpu_video_codec_info tonga_video_codecs_decode_array[] =
{
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2,
.max_width = 4096,
.max_height = 4096,
.max_pixels_per_frame = 4096 * 4096,
.max_level = 3,
},
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4,
.max_width = 4096,
.max_height = 4096,
.max_pixels_per_frame = 4096 * 4096,
.max_level = 5,
},
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
.max_width = 4096,
.max_height = 4096,
.max_pixels_per_frame = 4096 * 4096,
.max_level = 52,
},
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1,
.max_width = 4096,
.max_height = 4096,
.max_pixels_per_frame = 4096 * 4096,
.max_level = 4,
},
};
static const struct amdgpu_video_codecs tonga_video_codecs_decode =
{
.codec_count = ARRAY_SIZE(tonga_video_codecs_decode_array),
.codec_array = tonga_video_codecs_decode_array,
};
/* CZ, ST, Fiji, Polaris */
static const struct amdgpu_video_codec_info cz_video_codecs_decode_array[] =
{
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2,
.max_width = 4096,
.max_height = 4096,
.max_pixels_per_frame = 4096 * 4096,
.max_level = 3,
},
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4,
.max_width = 4096,
.max_height = 4096,
.max_pixels_per_frame = 4096 * 4096,
.max_level = 5,
},
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
.max_width = 4096,
.max_height = 4096,
.max_pixels_per_frame = 4096 * 4096,
.max_level = 52,
},
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1,
.max_width = 4096,
.max_height = 4096,
.max_pixels_per_frame = 4096 * 4096,
.max_level = 4,
},
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC,
.max_width = 4096,
.max_height = 4096,
.max_pixels_per_frame = 4096 * 4096,
.max_level = 186,
},
{
.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG,
.max_width = 4096,
.max_height = 4096,
.max_pixels_per_frame = 4096 * 4096,
.max_level = 0,
},
};
static const struct amdgpu_video_codecs cz_video_codecs_decode =
{
.codec_count = ARRAY_SIZE(cz_video_codecs_decode_array),
.codec_array = cz_video_codecs_decode_array,
};
static int vi_query_video_codecs(struct amdgpu_device *adev, bool encode,
const struct amdgpu_video_codecs **codecs)
{
switch (adev->asic_type) {
case CHIP_TOPAZ:
if (encode)
*codecs = &topaz_video_codecs_encode;
else
*codecs = &topaz_video_codecs_decode;
return 0;
case CHIP_TONGA:
if (encode)
*codecs = &tonga_video_codecs_encode;
else
*codecs = &tonga_video_codecs_decode;
return 0;
case CHIP_POLARIS10:
case CHIP_POLARIS11:
case CHIP_POLARIS12:
case CHIP_VEGAM:
if (encode)
*codecs = &polaris_video_codecs_encode;
else
*codecs = &cz_video_codecs_decode;
return 0;
case CHIP_FIJI:
case CHIP_CARRIZO:
case CHIP_STONEY:
if (encode)
*codecs = &tonga_video_codecs_encode;
else
*codecs = &cz_video_codecs_decode;
return 0;
default:
return -EINVAL;
}
}
/*
* Indirect registers accessor
*/
static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg)
{
unsigned long flags;
u32 r;
spin_lock_irqsave(&adev->pcie_idx_lock, flags);
WREG32_NO_KIQ(mmPCIE_INDEX, reg);
(void)RREG32_NO_KIQ(mmPCIE_INDEX);
r = RREG32_NO_KIQ(mmPCIE_DATA);
spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
return r;
}
static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
{
unsigned long flags;
spin_lock_irqsave(&adev->pcie_idx_lock, flags);
WREG32_NO_KIQ(mmPCIE_INDEX, reg);
(void)RREG32_NO_KIQ(mmPCIE_INDEX);
WREG32_NO_KIQ(mmPCIE_DATA, v);
(void)RREG32_NO_KIQ(mmPCIE_DATA);
spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
}
static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
{
unsigned long flags;
u32 r;
spin_lock_irqsave(&adev->smc_idx_lock, flags);
WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg));
r = RREG32_NO_KIQ(mmSMC_IND_DATA_11);
spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
return r;
}
static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
{
unsigned long flags;
spin_lock_irqsave(&adev->smc_idx_lock, flags);
WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg));
WREG32_NO_KIQ(mmSMC_IND_DATA_11, (v));
spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
}
/* smu_8_0_d.h */
#define mmMP0PUB_IND_INDEX 0x180
#define mmMP0PUB_IND_DATA 0x181
static u32 cz_smc_rreg(struct amdgpu_device *adev, u32 reg)
{
unsigned long flags;
u32 r;
spin_lock_irqsave(&adev->smc_idx_lock, flags);
WREG32(mmMP0PUB_IND_INDEX, (reg));
r = RREG32(mmMP0PUB_IND_DATA);
spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
return r;
}
static void cz_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
{
unsigned long flags;
spin_lock_irqsave(&adev->smc_idx_lock, flags);
WREG32(mmMP0PUB_IND_INDEX, (reg));
WREG32(mmMP0PUB_IND_DATA, (v));
spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
}
static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
{
unsigned long flags;
u32 r;
spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
r = RREG32(mmUVD_CTX_DATA);
spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
return r;
}
static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
{
unsigned long flags;
spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
WREG32(mmUVD_CTX_DATA, (v));
spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
}
static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
{
unsigned long flags;
u32 r;
spin_lock_irqsave(&adev->didt_idx_lock, flags);
WREG32(mmDIDT_IND_INDEX, (reg));
r = RREG32(mmDIDT_IND_DATA);
spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
return r;
}
static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
{
unsigned long flags;
spin_lock_irqsave(&adev->didt_idx_lock, flags);
WREG32(mmDIDT_IND_INDEX, (reg));
WREG32(mmDIDT_IND_DATA, (v));
spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
}
static u32 vi_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
{
unsigned long flags;
u32 r;
spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
WREG32(mmGC_CAC_IND_INDEX, (reg));
r = RREG32(mmGC_CAC_IND_DATA);
spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
return r;
}
static void vi_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
{
unsigned long flags;
spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
WREG32(mmGC_CAC_IND_INDEX, (reg));
WREG32(mmGC_CAC_IND_DATA, (v));
spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
}
static const u32 tonga_mgcg_cgcg_init[] =
{
mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
mmPCIE_INDEX, 0xffffffff, 0x0140001c,
mmPCIE_DATA, 0x000f0000, 0x00000000,
mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
};
static const u32 fiji_mgcg_cgcg_init[] =
{
mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
mmPCIE_INDEX, 0xffffffff, 0x0140001c,
mmPCIE_DATA, 0x000f0000, 0x00000000,
mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
};
static const u32 iceland_mgcg_cgcg_init[] =
{
mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2,
mmPCIE_DATA, 0x000f0000, 0x00000000,
mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0,
mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
};
static const u32 cz_mgcg_cgcg_init[] =
{
mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
mmPCIE_INDEX, 0xffffffff, 0x0140001c,
mmPCIE_DATA, 0x000f0000, 0x00000000,
mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
};
static const u32 stoney_mgcg_cgcg_init[] =
{
mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00000100,
mmHDP_XDP_CGTT_BLK_CTRL, 0xffffffff, 0x00000104,
mmHDP_HOST_PATH_CNTL, 0xffffffff, 0x0f000027,
};
static void vi_init_golden_registers(struct amdgpu_device *adev)
{
/* Some of the registers might be dependent on GRBM_GFX_INDEX */
mutex_lock(&adev->grbm_idx_mutex);
if (amdgpu_sriov_vf(adev)) {
xgpu_vi_init_golden_registers(adev);
mutex_unlock(&adev->grbm_idx_mutex);
return;
}
switch (adev->asic_type) {
case CHIP_TOPAZ:
amdgpu_device_program_register_sequence(adev,
iceland_mgcg_cgcg_init,
ARRAY_SIZE(iceland_mgcg_cgcg_init));
break;
case CHIP_FIJI:
amdgpu_device_program_register_sequence(adev,
fiji_mgcg_cgcg_init,
ARRAY_SIZE(fiji_mgcg_cgcg_init));
break;
case CHIP_TONGA:
amdgpu_device_program_register_sequence(adev,
tonga_mgcg_cgcg_init,
ARRAY_SIZE(tonga_mgcg_cgcg_init));
break;
case CHIP_CARRIZO:
amdgpu_device_program_register_sequence(adev,
cz_mgcg_cgcg_init,
ARRAY_SIZE(cz_mgcg_cgcg_init));
break;
case CHIP_STONEY:
amdgpu_device_program_register_sequence(adev,
stoney_mgcg_cgcg_init,
ARRAY_SIZE(stoney_mgcg_cgcg_init));
break;
case CHIP_POLARIS10:
case CHIP_POLARIS11:
case CHIP_POLARIS12:
case CHIP_VEGAM:
default:
break;
}
mutex_unlock(&adev->grbm_idx_mutex);
}
/**
* vi_get_xclk - get the xclk
*
* @adev: amdgpu_device pointer
*
* Returns the reference clock used by the gfx engine
* (VI).
*/
static u32 vi_get_xclk(struct amdgpu_device *adev)
{
u32 reference_clock = adev->clock.spll.reference_freq;
u32 tmp;
if (adev->flags & AMD_IS_APU) {
switch (adev->asic_type) {
case CHIP_STONEY:
/* vbios says 48Mhz, but the actual freq is 100Mhz */
return 10000;
default:
return reference_clock;
}
}
tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK))
return 1000;
tmp = RREG32_SMC(ixCG_CLKPIN_CNTL);
if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL, XTALIN_DIVIDE))
return reference_clock / 4;
return reference_clock;
}
/**
* vi_srbm_select - select specific register instances
*
* @adev: amdgpu_device pointer
* @me: selected ME (micro engine)
* @pipe: pipe
* @queue: queue
* @vmid: VMID
*
* Switches the currently active registers instances. Some
* registers are instanced per VMID, others are instanced per
* me/pipe/queue combination.
*/
void vi_srbm_select(struct amdgpu_device *adev,
u32 me, u32 pipe, u32 queue, u32 vmid)
{
u32 srbm_gfx_cntl = 0;
srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, PIPEID, pipe);
srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, MEID, me);
srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, VMID, vmid);
srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, QUEUEID, queue);
WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
}
static void vi_vga_set_state(struct amdgpu_device *adev, bool state)
{
/* todo */
}
static bool vi_read_disabled_bios(struct amdgpu_device *adev)
{
u32 bus_cntl;
u32 d1vga_control = 0;
u32 d2vga_control = 0;
u32 vga_render_control = 0;
u32 rom_cntl;
bool r;
bus_cntl = RREG32(mmBUS_CNTL);
if (adev->mode_info.num_crtc) {
d1vga_control = RREG32(mmD1VGA_CONTROL);
d2vga_control = RREG32(mmD2VGA_CONTROL);
vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
}
rom_cntl = RREG32_SMC(ixROM_CNTL);
/* enable the rom */
WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
if (adev->mode_info.num_crtc) {
/* Disable VGA mode */
WREG32(mmD1VGA_CONTROL,
(d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
WREG32(mmD2VGA_CONTROL,
(d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK |
D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK)));
WREG32(mmVGA_RENDER_CONTROL,
(vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
}
WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
r = amdgpu_read_bios(adev);
/* restore regs */
WREG32(mmBUS_CNTL, bus_cntl);
if (adev->mode_info.num_crtc) {
WREG32(mmD1VGA_CONTROL, d1vga_control);
WREG32(mmD2VGA_CONTROL, d2vga_control);
WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
}
WREG32_SMC(ixROM_CNTL, rom_cntl);
return r;
}
static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
u8 *bios, u32 length_bytes)
{
u32 *dw_ptr;
unsigned long flags;
u32 i, length_dw;
if (bios == NULL)
return false;
if (length_bytes == 0)
return false;
/* APU vbios image is part of sbios image */
if (adev->flags & AMD_IS_APU)
return false;
dw_ptr = (u32 *)bios;
length_dw = ALIGN(length_bytes, 4) / 4;
/* take the smc lock since we are using the smc index */
spin_lock_irqsave(&adev->smc_idx_lock, flags);
/* set rom index to 0 */
WREG32(mmSMC_IND_INDEX_11, ixROM_INDEX);
WREG32(mmSMC_IND_DATA_11, 0);
/* set index to data for continous read */
WREG32(mmSMC_IND_INDEX_11, ixROM_DATA);
for (i = 0; i < length_dw; i++)
dw_ptr[i] = RREG32(mmSMC_IND_DATA_11);
spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
return true;
}
static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
{mmGRBM_STATUS},
{mmGRBM_STATUS2},
{mmGRBM_STATUS_SE0},
{mmGRBM_STATUS_SE1},
{mmGRBM_STATUS_SE2},
{mmGRBM_STATUS_SE3},
{mmSRBM_STATUS},
{mmSRBM_STATUS2},
{mmSRBM_STATUS3},
{mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET},
{mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET},
{mmCP_STAT},
{mmCP_STALLED_STAT1},
{mmCP_STALLED_STAT2},
{mmCP_STALLED_STAT3},
{mmCP_CPF_BUSY_STAT},
{mmCP_CPF_STALLED_STAT1},
{mmCP_CPF_STATUS},
{mmCP_CPC_BUSY_STAT},
{mmCP_CPC_STALLED_STAT1},
{mmCP_CPC_STATUS},
{mmGB_ADDR_CONFIG},
{mmMC_ARB_RAMCFG},
{mmGB_TILE_MODE0},
{mmGB_TILE_MODE1},
{mmGB_TILE_MODE2},
{mmGB_TILE_MODE3},
{mmGB_TILE_MODE4},
{mmGB_TILE_MODE5},
{mmGB_TILE_MODE6},
{mmGB_TILE_MODE7},
{mmGB_TILE_MODE8},
{mmGB_TILE_MODE9},
{mmGB_TILE_MODE10},
{mmGB_TILE_MODE11},
{mmGB_TILE_MODE12},
{mmGB_TILE_MODE13},
{mmGB_TILE_MODE14},
{mmGB_TILE_MODE15},
{mmGB_TILE_MODE16},
{mmGB_TILE_MODE17},
{mmGB_TILE_MODE18},
{mmGB_TILE_MODE19},
{mmGB_TILE_MODE20},
{mmGB_TILE_MODE21},
{mmGB_TILE_MODE22},
{mmGB_TILE_MODE23},
{mmGB_TILE_MODE24},
{mmGB_TILE_MODE25},
{mmGB_TILE_MODE26},
{mmGB_TILE_MODE27},
{mmGB_TILE_MODE28},
{mmGB_TILE_MODE29},
{mmGB_TILE_MODE30},
{mmGB_TILE_MODE31},
{mmGB_MACROTILE_MODE0},
{mmGB_MACROTILE_MODE1},
{mmGB_MACROTILE_MODE2},
{mmGB_MACROTILE_MODE3},
{mmGB_MACROTILE_MODE4},
{mmGB_MACROTILE_MODE5},
{mmGB_MACROTILE_MODE6},
{mmGB_MACROTILE_MODE7},
{mmGB_MACROTILE_MODE8},
{mmGB_MACROTILE_MODE9},
{mmGB_MACROTILE_MODE10},
{mmGB_MACROTILE_MODE11},
{mmGB_MACROTILE_MODE12},
{mmGB_MACROTILE_MODE13},
{mmGB_MACROTILE_MODE14},
{mmGB_MACROTILE_MODE15},
{mmCC_RB_BACKEND_DISABLE, true},
{mmGC_USER_RB_BACKEND_DISABLE, true},
{mmGB_BACKEND_MAP, false},
{mmPA_SC_RASTER_CONFIG, true},
{mmPA_SC_RASTER_CONFIG_1, true},
};
static uint32_t vi_get_register_value(struct amdgpu_device *adev,
bool indexed, u32 se_num,
u32 sh_num, u32 reg_offset)
{
if (indexed) {
uint32_t val;
unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
switch (reg_offset) {
case mmCC_RB_BACKEND_DISABLE:
return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
case mmGC_USER_RB_BACKEND_DISABLE:
return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
case mmPA_SC_RASTER_CONFIG:
return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
case mmPA_SC_RASTER_CONFIG_1:
return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1;
}
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;
} else {
unsigned idx;
switch (reg_offset) {
case mmGB_ADDR_CONFIG:
return adev->gfx.config.gb_addr_config;
case mmMC_ARB_RAMCFG:
return adev->gfx.config.mc_arb_ramcfg;
case mmGB_TILE_MODE0:
case mmGB_TILE_MODE1:
case mmGB_TILE_MODE2:
case mmGB_TILE_MODE3:
case mmGB_TILE_MODE4:
case mmGB_TILE_MODE5:
case mmGB_TILE_MODE6:
case mmGB_TILE_MODE7:
case mmGB_TILE_MODE8:
case mmGB_TILE_MODE9:
case mmGB_TILE_MODE10:
case mmGB_TILE_MODE11:
case mmGB_TILE_MODE12:
case mmGB_TILE_MODE13:
case mmGB_TILE_MODE14:
case mmGB_TILE_MODE15:
case mmGB_TILE_MODE16:
case mmGB_TILE_MODE17:
case mmGB_TILE_MODE18:
case mmGB_TILE_MODE19:
case mmGB_TILE_MODE20:
case mmGB_TILE_MODE21:
case mmGB_TILE_MODE22:
case mmGB_TILE_MODE23:
case mmGB_TILE_MODE24:
case mmGB_TILE_MODE25:
case mmGB_TILE_MODE26:
case mmGB_TILE_MODE27:
case mmGB_TILE_MODE28:
case mmGB_TILE_MODE29:
case mmGB_TILE_MODE30:
case mmGB_TILE_MODE31:
idx = (reg_offset - mmGB_TILE_MODE0);
return adev->gfx.config.tile_mode_array[idx];
case mmGB_MACROTILE_MODE0:
case mmGB_MACROTILE_MODE1:
case mmGB_MACROTILE_MODE2:
case mmGB_MACROTILE_MODE3:
case mmGB_MACROTILE_MODE4:
case mmGB_MACROTILE_MODE5:
case mmGB_MACROTILE_MODE6:
case mmGB_MACROTILE_MODE7:
case mmGB_MACROTILE_MODE8:
case mmGB_MACROTILE_MODE9:
case mmGB_MACROTILE_MODE10:
case mmGB_MACROTILE_MODE11:
case mmGB_MACROTILE_MODE12:
case mmGB_MACROTILE_MODE13:
case mmGB_MACROTILE_MODE14:
case mmGB_MACROTILE_MODE15:
idx = (reg_offset - mmGB_MACROTILE_MODE0);
return adev->gfx.config.macrotile_mode_array[idx];
default:
return RREG32(reg_offset);
}
}
}
static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
u32 sh_num, u32 reg_offset, u32 *value)
{
uint32_t i;
*value = 0;
for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
bool indexed = vi_allowed_read_registers[i].grbm_indexed;
if (reg_offset != vi_allowed_read_registers[i].reg_offset)
continue;
*value = vi_get_register_value(adev, indexed, se_num, sh_num,
reg_offset);
return 0;
}
return -EINVAL;
}
/**
* vi_asic_pci_config_reset - soft reset GPU
*
* @adev: amdgpu_device pointer
*
* Use PCI Config method to reset the GPU.
*
* Returns 0 for success.
*/
static int vi_asic_pci_config_reset(struct amdgpu_device *adev)
{
u32 i;
int r = -EINVAL;
amdgpu_atombios_scratch_regs_engine_hung(adev, true);
/* disable BM */
pci_clear_master(adev->pdev);
/* reset */
amdgpu_device_pci_config_reset(adev);
udelay(100);
/* wait for asic to come out of reset */
for (i = 0; i < adev->usec_timeout; i++) {
if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
/* enable BM */
pci_set_master(adev->pdev);
adev->has_hw_reset = true;
r = 0;
break;
}
udelay(1);
}
amdgpu_atombios_scratch_regs_engine_hung(adev, false);
return r;
}
static bool vi_asic_supports_baco(struct amdgpu_device *adev)
{
switch (adev->asic_type) {
case CHIP_FIJI:
case CHIP_TONGA:
case CHIP_POLARIS10:
case CHIP_POLARIS11:
case CHIP_POLARIS12:
case CHIP_TOPAZ:
return amdgpu_dpm_is_baco_supported(adev);
default:
return false;
}
}
static enum amd_reset_method
vi_asic_reset_method(struct amdgpu_device *adev)
{
bool baco_reset;
if (amdgpu_reset_method == AMD_RESET_METHOD_LEGACY ||
amdgpu_reset_method == AMD_RESET_METHOD_BACO)
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->asic_type) {
case CHIP_FIJI:
case CHIP_TONGA:
case CHIP_POLARIS10:
case CHIP_POLARIS11:
case CHIP_POLARIS12:
case CHIP_TOPAZ:
baco_reset = amdgpu_dpm_is_baco_supported(adev);
break;
default:
baco_reset = false;
break;
}
if (baco_reset)
return AMD_RESET_METHOD_BACO;
else
return AMD_RESET_METHOD_LEGACY;
}
/**
* vi_asic_reset - soft reset GPU
*
* @adev: amdgpu_device pointer
*
* Look up which blocks are hung and attempt
* to reset them.
* Returns 0 for success.
*/
static int vi_asic_reset(struct amdgpu_device *adev)
{
int r;
/* APUs don't have full asic reset */
if (adev->flags & AMD_IS_APU)
return 0;
if (vi_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) {
dev_info(adev->dev, "BACO reset\n");
r = amdgpu_dpm_baco_reset(adev);
} else {
dev_info(adev->dev, "PCI CONFIG reset\n");
r = vi_asic_pci_config_reset(adev);
}
return r;
}
static u32 vi_get_config_memsize(struct amdgpu_device *adev)
{
return RREG32(mmCONFIG_MEMSIZE);
}
static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
u32 cntl_reg, u32 status_reg)
{
int r, i;
struct atom_clock_dividers dividers;
uint32_t tmp;
r = amdgpu_atombios_get_clock_dividers(adev,
COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
clock, false, &dividers);
if (r)
return r;
tmp = RREG32_SMC(cntl_reg);
if (adev->flags & AMD_IS_APU)
tmp &= ~CG_DCLK_CNTL__DCLK_DIVIDER_MASK;
else
tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
tmp |= dividers.post_divider;
WREG32_SMC(cntl_reg, tmp);
for (i = 0; i < 100; i++) {
tmp = RREG32_SMC(status_reg);
if (adev->flags & AMD_IS_APU) {
if (tmp & 0x10000)
break;
} else {
if (tmp & CG_DCLK_STATUS__DCLK_STATUS_MASK)
break;
}
mdelay(10);
}
if (i == 100)
return -ETIMEDOUT;
return 0;
}
#define ixGNB_CLK1_DFS_CNTL 0xD82200F0
#define ixGNB_CLK1_STATUS 0xD822010C
#define ixGNB_CLK2_DFS_CNTL 0xD8220110
#define ixGNB_CLK2_STATUS 0xD822012C
#define ixGNB_CLK3_DFS_CNTL 0xD8220130
#define ixGNB_CLK3_STATUS 0xD822014C
static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
{
int r;
if (adev->flags & AMD_IS_APU) {
r = vi_set_uvd_clock(adev, vclk, ixGNB_CLK2_DFS_CNTL, ixGNB_CLK2_STATUS);
if (r)
return r;
r = vi_set_uvd_clock(adev, dclk, ixGNB_CLK1_DFS_CNTL, ixGNB_CLK1_STATUS);
if (r)
return r;
} else {
r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
if (r)
return r;
r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
if (r)
return r;
}
return 0;
}
static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
{
int r, i;
struct atom_clock_dividers dividers;
u32 tmp;
u32 reg_ctrl;
u32 reg_status;
u32 status_mask;
u32 reg_mask;
if (adev->flags & AMD_IS_APU) {
reg_ctrl = ixGNB_CLK3_DFS_CNTL;
reg_status = ixGNB_CLK3_STATUS;
status_mask = 0x00010000;
reg_mask = CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
} else {
reg_ctrl = ixCG_ECLK_CNTL;
reg_status = ixCG_ECLK_STATUS;
status_mask = CG_ECLK_STATUS__ECLK_STATUS_MASK;
reg_mask = CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK | CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
}
r = amdgpu_atombios_get_clock_dividers(adev,
COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
ecclk, false, &dividers);
if (r)
return r;
for (i = 0; i < 100; i++) {
if (RREG32_SMC(reg_status) & status_mask)
break;
mdelay(10);
}
if (i == 100)
return -ETIMEDOUT;
tmp = RREG32_SMC(reg_ctrl);
tmp &= ~reg_mask;
tmp |= dividers.post_divider;
WREG32_SMC(reg_ctrl, tmp);
for (i = 0; i < 100; i++) {
if (RREG32_SMC(reg_status) & status_mask)
break;
mdelay(10);
}
if (i == 100)
return -ETIMEDOUT;
return 0;
}
static void vi_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 vi_enable_aspm(struct amdgpu_device *adev)
{
u32 data, orig;
orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
data |= PCIE_LC_CNTL__LC_L0S_INACTIVITY_DEFAULT <<
PCIE_LC_CNTL__LC_L0S_INACTIVITY__SHIFT;
data |= PCIE_LC_CNTL__LC_L1_INACTIVITY_DEFAULT <<
PCIE_LC_CNTL__LC_L1_INACTIVITY__SHIFT;
data &= ~PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
data |= PCIE_LC_CNTL__LC_DELAY_L1_EXIT_MASK;
if (orig != data)
WREG32_PCIE(ixPCIE_LC_CNTL, data);
}
static void vi_program_aspm(struct amdgpu_device *adev)
{
u32 data, data1, orig;
bool bL1SS = false;
bool bClkReqSupport = true;
if (!amdgpu_device_should_use_aspm(adev) || !amdgpu_device_aspm_support_quirk())
return;
if (adev->flags & AMD_IS_APU ||
adev->asic_type < CHIP_POLARIS10)
return;
orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
data &= ~PCIE_LC_CNTL__LC_L1_INACTIVITY_MASK;
data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK;
data |= PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
if (orig != data)
WREG32_PCIE(ixPCIE_LC_CNTL, data);
orig = data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
data &= ~PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_MASK;
data |= 0x0024 << PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS__SHIFT;
data |= PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_OVERRIDE_EN_MASK;
if (orig != data)
WREG32_PCIE(ixPCIE_LC_N_FTS_CNTL, data);
orig = data = RREG32_PCIE(ixPCIE_LC_CNTL3);
data |= PCIE_LC_CNTL3__LC_GO_TO_RECOVERY_MASK;
if (orig != data)
WREG32_PCIE(ixPCIE_LC_CNTL3, data);
orig = data = RREG32_PCIE(ixPCIE_P_CNTL);
data |= PCIE_P_CNTL__P_IGNORE_EDB_ERR_MASK;
if (orig != data)
WREG32_PCIE(ixPCIE_P_CNTL, data);
data = RREG32_PCIE(ixPCIE_LC_L1_PM_SUBSTATE);
pci_read_config_dword(adev->pdev, PCIE_L1_PM_SUB_CNTL, &data1);
if (data & PCIE_LC_L1_PM_SUBSTATE__LC_L1_SUBSTATES_OVERRIDE_EN_MASK &&
(data & (PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_2_OVERRIDE_MASK |
PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_1_OVERRIDE_MASK |
PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_2_OVERRIDE_MASK |
PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_1_OVERRIDE_MASK))) {
bL1SS = true;
} else if (data1 & (PCIE_L1_PM_SUB_CNTL__ASPM_L1_2_EN_MASK |
PCIE_L1_PM_SUB_CNTL__ASPM_L1_1_EN_MASK |
PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_2_EN_MASK |
PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_1_EN_MASK)) {
bL1SS = true;
}
orig = data = RREG32_PCIE(ixPCIE_LC_CNTL6);
data |= PCIE_LC_CNTL6__LC_L1_POWERDOWN_MASK;
if (orig != data)
WREG32_PCIE(ixPCIE_LC_CNTL6, data);
orig = data = RREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL);
data |= PCIE_LC_LINK_WIDTH_CNTL__LC_DYN_LANES_PWR_STATE_MASK;
if (orig != data)
WREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL, data);
pci_read_config_dword(adev->pdev, LINK_CAP, &data);
if (!(data & PCIE_LINK_CAP__CLOCK_POWER_MANAGEMENT_MASK))
bClkReqSupport = false;
if (bClkReqSupport) {
orig = data = RREG32_SMC(ixTHM_CLK_CNTL);
data &= ~(THM_CLK_CNTL__CMON_CLK_SEL_MASK | THM_CLK_CNTL__TMON_CLK_SEL_MASK);
data |= (1 << THM_CLK_CNTL__CMON_CLK_SEL__SHIFT) |
(1 << THM_CLK_CNTL__TMON_CLK_SEL__SHIFT);
if (orig != data)
WREG32_SMC(ixTHM_CLK_CNTL, data);
orig = data = RREG32_SMC(ixMISC_CLK_CTRL);
data &= ~(MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL_MASK |
MISC_CLK_CTRL__ZCLK_SEL_MASK | MISC_CLK_CTRL__DFT_SMS_PG_CLK_SEL_MASK);
data |= (1 << MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL__SHIFT) |
(1 << MISC_CLK_CTRL__ZCLK_SEL__SHIFT);
data |= (0x20 << MISC_CLK_CTRL__DFT_SMS_PG_CLK_SEL__SHIFT);
if (orig != data)
WREG32_SMC(ixMISC_CLK_CTRL, data);
orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL);
data |= CG_CLKPIN_CNTL__XTALIN_DIVIDE_MASK;
if (orig != data)
WREG32_SMC(ixCG_CLKPIN_CNTL, data);
orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
data |= CG_CLKPIN_CNTL_2__ENABLE_XCLK_MASK;
if (orig != data)
WREG32_SMC(ixCG_CLKPIN_CNTL, data);
orig = data = RREG32_SMC(ixMPLL_BYPASSCLK_SEL);
data &= ~MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL_MASK;
data |= (4 << MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL__SHIFT);
if (orig != data)
WREG32_SMC(ixMPLL_BYPASSCLK_SEL, data);
orig = data = RREG32_PCIE(ixCPM_CONTROL);
data |= (CPM_CONTROL__REFCLK_XSTCLK_ENABLE_MASK |
CPM_CONTROL__CLKREQb_UNGATE_TXCLK_ENABLE_MASK);
if (orig != data)
WREG32_PCIE(ixCPM_CONTROL, data);
orig = data = RREG32_PCIE(ixPCIE_CONFIG_CNTL);
data &= ~PCIE_CONFIG_CNTL__DYN_CLK_LATENCY_MASK;
data |= (0xE << PCIE_CONFIG_CNTL__DYN_CLK_LATENCY__SHIFT);
if (orig != data)
WREG32_PCIE(ixPCIE_CONFIG_CNTL, data);
orig = data = RREG32(mmBIF_CLK_CTRL);
data |= BIF_CLK_CTRL__BIF_XSTCLK_READY_MASK;
if (orig != data)
WREG32(mmBIF_CLK_CTRL, data);
orig = data = RREG32_PCIE(ixPCIE_LC_CNTL7);
data |= PCIE_LC_CNTL7__LC_L1_SIDEBAND_CLKREQ_PDWN_EN_MASK;
if (orig != data)
WREG32_PCIE(ixPCIE_LC_CNTL7, data);
orig = data = RREG32_PCIE(ixPCIE_HW_DEBUG);
data |= PCIE_HW_DEBUG__HW_01_DEBUG_MASK;
if (orig != data)
WREG32_PCIE(ixPCIE_HW_DEBUG, data);
orig = data = RREG32_PCIE(ixPCIE_LC_CNTL2);
data |= PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L23_MASK;
data |= PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L1_MASK;
if (bL1SS)
data &= ~PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L1_MASK;
if (orig != data)
WREG32_PCIE(ixPCIE_LC_CNTL2, data);
}
vi_enable_aspm(adev);
data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
data1 = RREG32_PCIE(ixPCIE_LC_STATUS1);
if (((data & PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) == PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) &&
data1 & PCIE_LC_STATUS1__LC_REVERSE_XMIT_MASK &&
data1 & PCIE_LC_STATUS1__LC_REVERSE_RCVR_MASK) {
orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK;
if (orig != data)
WREG32_PCIE(ixPCIE_LC_CNTL, data);
}
if ((adev->asic_type == CHIP_POLARIS12 &&
!(ASICID_IS_P23(adev->pdev->device, adev->pdev->revision))) ||
ASIC_IS_P22(adev->asic_type, adev->external_rev_id)) {
orig = data = RREG32_PCIE(ixPCIE_LC_TRAINING_CNTL);
data &= ~PCIE_LC_TRAINING_CNTL__LC_DISABLE_TRAINING_BIT_ARCH_MASK;
if (orig != data)
WREG32_PCIE(ixPCIE_LC_TRAINING_CNTL, data);
}
}
static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
bool enable)
{
u32 tmp;
/* not necessary on CZ */
if (adev->flags & AMD_IS_APU)
return;
tmp = RREG32(mmBIF_DOORBELL_APER_EN);
if (enable)
tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
else
tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
WREG32(mmBIF_DOORBELL_APER_EN, tmp);
}
#define ATI_REV_ID_FUSE_MACRO__ADDRESS 0xC0014044
#define ATI_REV_ID_FUSE_MACRO__SHIFT 9
#define ATI_REV_ID_FUSE_MACRO__MASK 0x00001E00
static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
{
if (adev->flags & AMD_IS_APU)
return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
>> ATI_REV_ID_FUSE_MACRO__SHIFT;
else
return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
>> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
}
static void vi_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
{
if (!ring || !ring->funcs->emit_wreg) {
WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL);
} else {
amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
}
}
static void vi_invalidate_hdp(struct amdgpu_device *adev,
struct amdgpu_ring *ring)
{
if (!ring || !ring->funcs->emit_wreg) {
WREG32(mmHDP_DEBUG0, 1);
RREG32(mmHDP_DEBUG0);
} else {
amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1);
}
}
static bool vi_need_full_reset(struct amdgpu_device *adev)
{
switch (adev->asic_type) {
case CHIP_CARRIZO:
case CHIP_STONEY:
/* CZ has hang issues with full reset at the moment */
return false;
case CHIP_FIJI:
case CHIP_TONGA:
/* XXX: soft reset should work on fiji and tonga */
return true;
case CHIP_POLARIS10:
case CHIP_POLARIS11:
case CHIP_POLARIS12:
case CHIP_TOPAZ:
default:
/* change this when we support soft reset */
return true;
}
}
static void vi_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(ixPCIE_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(ixPCIE_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(ixPCIE_PERF_COUNT_CNTL, 0x00000002);
/* Read register values to get any >32bit overflow */
tmp = RREG32_PCIE(ixPCIE_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(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
*count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
}
static uint64_t vi_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(ixPCIE_RX_NUM_NAK);
nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED);
/* Add the total number of NAKs, i.e the number of replays */
return (nak_r + nak_g);
}
static bool vi_need_reset_on_init(struct amdgpu_device *adev)
{
u32 clock_cntl, pc;
if (adev->flags & AMD_IS_APU)
return false;
/* check if the SMC is already running */
clock_cntl = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0);
pc = RREG32_SMC(ixSMC_PC_C);
if ((0 == REG_GET_FIELD(clock_cntl, SMC_SYSCON_CLOCK_CNTL_0, ck_disable)) &&
(0x20100 <= pc))
return true;
return false;
}
static void vi_pre_asic_init(struct amdgpu_device *adev)
{
}
static const struct amdgpu_asic_funcs vi_asic_funcs =
{
.read_disabled_bios = &vi_read_disabled_bios,
.read_bios_from_rom = &vi_read_bios_from_rom,
.read_register = &vi_read_register,
.reset = &vi_asic_reset,
.reset_method = &vi_asic_reset_method,
.set_vga_state = &vi_vga_set_state,
.get_xclk = &vi_get_xclk,
.set_uvd_clocks = &vi_set_uvd_clocks,
.set_vce_clocks = &vi_set_vce_clocks,
.get_config_memsize = &vi_get_config_memsize,
.flush_hdp = &vi_flush_hdp,
.invalidate_hdp = &vi_invalidate_hdp,
.need_full_reset = &vi_need_full_reset,
.init_doorbell_index = &legacy_doorbell_index_init,
.get_pcie_usage = &vi_get_pcie_usage,
.need_reset_on_init = &vi_need_reset_on_init,
.get_pcie_replay_count = &vi_get_pcie_replay_count,
.supports_baco = &vi_asic_supports_baco,
.pre_asic_init = &vi_pre_asic_init,
.query_video_codecs = &vi_query_video_codecs,
};
#define CZ_REV_BRISTOL(rev) \
((rev >= 0xC8 && rev <= 0xCE) || (rev >= 0xE1 && rev <= 0xE6))
static int vi_common_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (adev->flags & AMD_IS_APU) {
adev->smc_rreg = &cz_smc_rreg;
adev->smc_wreg = &cz_smc_wreg;
} else {
adev->smc_rreg = &vi_smc_rreg;
adev->smc_wreg = &vi_smc_wreg;
}
adev->pcie_rreg = &vi_pcie_rreg;
adev->pcie_wreg = &vi_pcie_wreg;
adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
adev->didt_rreg = &vi_didt_rreg;
adev->didt_wreg = &vi_didt_wreg;
adev->gc_cac_rreg = &vi_gc_cac_rreg;
adev->gc_cac_wreg = &vi_gc_cac_wreg;
adev->asic_funcs = &vi_asic_funcs;
adev->rev_id = vi_get_rev_id(adev);
adev->external_rev_id = 0xFF;
switch (adev->asic_type) {
case CHIP_TOPAZ:
adev->cg_flags = 0;
adev->pg_flags = 0;
adev->external_rev_id = 0x1;
break;
case CHIP_FIJI:
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_CGTS |
AMD_CG_SUPPORT_GFX_CGTS_LS |
AMD_CG_SUPPORT_GFX_CGCG |
AMD_CG_SUPPORT_GFX_CGLS |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_BIF_LS |
AMD_CG_SUPPORT_HDP_MGCG |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_ROM_MGCG |
AMD_CG_SUPPORT_MC_MGCG |
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_UVD_MGCG;
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0x3c;
break;
case CHIP_TONGA:
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_CGCG |
AMD_CG_SUPPORT_GFX_CGLS |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_BIF_LS |
AMD_CG_SUPPORT_HDP_MGCG |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_ROM_MGCG |
AMD_CG_SUPPORT_MC_MGCG |
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_DRM_LS |
AMD_CG_SUPPORT_UVD_MGCG;
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0x14;
break;
case CHIP_POLARIS11:
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_RLC_LS |
AMD_CG_SUPPORT_GFX_CP_LS |
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_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_MC_MGCG |
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_DRM_LS |
AMD_CG_SUPPORT_UVD_MGCG |
AMD_CG_SUPPORT_VCE_MGCG;
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0x5A;
break;
case CHIP_POLARIS10:
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_RLC_LS |
AMD_CG_SUPPORT_GFX_CP_LS |
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_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_MC_MGCG |
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_DRM_LS |
AMD_CG_SUPPORT_UVD_MGCG |
AMD_CG_SUPPORT_VCE_MGCG;
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0x50;
break;
case CHIP_POLARIS12:
adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_RLC_LS |
AMD_CG_SUPPORT_GFX_CP_LS |
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_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_MC_MGCG |
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_DRM_LS |
AMD_CG_SUPPORT_UVD_MGCG |
AMD_CG_SUPPORT_VCE_MGCG;
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0x64;
break;
case CHIP_VEGAM:
adev->cg_flags = 0;
/*AMD_CG_SUPPORT_GFX_MGCG |
AMD_CG_SUPPORT_GFX_RLC_LS |
AMD_CG_SUPPORT_GFX_CP_LS |
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_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_MC_MGCG |
AMD_CG_SUPPORT_MC_LS |
AMD_CG_SUPPORT_DRM_LS |
AMD_CG_SUPPORT_UVD_MGCG |
AMD_CG_SUPPORT_VCE_MGCG;*/
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0x6E;
break;
case CHIP_CARRIZO:
adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
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_CGTS |
AMD_CG_SUPPORT_GFX_CGTS_LS |
AMD_CG_SUPPORT_GFX_CGCG |
AMD_CG_SUPPORT_GFX_CGLS |
AMD_CG_SUPPORT_BIF_LS |
AMD_CG_SUPPORT_HDP_MGCG |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_VCE_MGCG;
/* rev0 hardware requires workarounds to support PG */
adev->pg_flags = 0;
if (adev->rev_id != 0x00 || CZ_REV_BRISTOL(adev->pdev->revision)) {
adev->pg_flags |= AMD_PG_SUPPORT_GFX_SMG |
AMD_PG_SUPPORT_GFX_PIPELINE |
AMD_PG_SUPPORT_CP |
AMD_PG_SUPPORT_UVD |
AMD_PG_SUPPORT_VCE;
}
adev->external_rev_id = adev->rev_id + 0x1;
break;
case CHIP_STONEY:
adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
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_CGTS |
AMD_CG_SUPPORT_GFX_CGTS_LS |
AMD_CG_SUPPORT_GFX_CGLS |
AMD_CG_SUPPORT_BIF_LS |
AMD_CG_SUPPORT_HDP_MGCG |
AMD_CG_SUPPORT_HDP_LS |
AMD_CG_SUPPORT_SDMA_MGCG |
AMD_CG_SUPPORT_SDMA_LS |
AMD_CG_SUPPORT_VCE_MGCG;
adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
AMD_PG_SUPPORT_GFX_SMG |
AMD_PG_SUPPORT_GFX_PIPELINE |
AMD_PG_SUPPORT_CP |
AMD_PG_SUPPORT_UVD |
AMD_PG_SUPPORT_VCE;
adev->external_rev_id = adev->rev_id + 0x61;
break;
default:
/* FIXME: not supported yet */
return -EINVAL;
}
if (amdgpu_sriov_vf(adev)) {
amdgpu_virt_init_setting(adev);
xgpu_vi_mailbox_set_irq_funcs(adev);
}
return 0;
}
static int vi_common_late_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (amdgpu_sriov_vf(adev))
xgpu_vi_mailbox_get_irq(adev);
return 0;
}
static int vi_common_sw_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (amdgpu_sriov_vf(adev))
xgpu_vi_mailbox_add_irq_id(adev);
return 0;
}
static int vi_common_sw_fini(void *handle)
{
return 0;
}
static int vi_common_hw_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
/* move the golden regs per IP block */
vi_init_golden_registers(adev);
/* enable pcie gen2/3 link */
vi_pcie_gen3_enable(adev);
/* enable aspm */
vi_program_aspm(adev);
/* enable the doorbell aperture */
vi_enable_doorbell_aperture(adev, true);
return 0;
}
static int vi_common_hw_fini(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
/* enable the doorbell aperture */
vi_enable_doorbell_aperture(adev, false);
if (amdgpu_sriov_vf(adev))
xgpu_vi_mailbox_put_irq(adev);
return 0;
}
static int vi_common_suspend(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
return vi_common_hw_fini(adev);
}
static int vi_common_resume(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
return vi_common_hw_init(adev);
}
static bool vi_common_is_idle(void *handle)
{
return true;
}
static int vi_common_wait_for_idle(void *handle)
{
return 0;
}
static int vi_common_soft_reset(void *handle)
{
return 0;
}
static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
bool enable)
{
uint32_t temp, data;
temp = data = RREG32_PCIE(ixPCIE_CNTL2);
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS))
data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
PCIE_CNTL2__MST_MEM_LS_EN_MASK |
PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
else
data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
PCIE_CNTL2__MST_MEM_LS_EN_MASK |
PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
if (temp != data)
WREG32_PCIE(ixPCIE_CNTL2, data);
}
static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
bool enable)
{
uint32_t temp, data;
temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG))
data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
else
data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
if (temp != data)
WREG32(mmHDP_HOST_PATH_CNTL, data);
}
static void vi_update_hdp_light_sleep(struct amdgpu_device *adev,
bool enable)
{
uint32_t temp, data;
temp = data = RREG32(mmHDP_MEM_POWER_LS);
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
else
data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
if (temp != data)
WREG32(mmHDP_MEM_POWER_LS, data);
}
static void vi_update_drm_light_sleep(struct amdgpu_device *adev,
bool enable)
{
uint32_t temp, data;
temp = data = RREG32(0x157a);
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
data |= 1;
else
data &= ~1;
if (temp != data)
WREG32(0x157a, data);
}
static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
bool enable)
{
uint32_t temp, data;
temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
else
data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
if (temp != data)
WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
}
static int vi_common_set_clockgating_state_by_smu(void *handle,
enum amd_clockgating_state state)
{
uint32_t msg_id, pp_state = 0;
uint32_t pp_support_state = 0;
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (adev->cg_flags & (AMD_CG_SUPPORT_MC_LS | AMD_CG_SUPPORT_MC_MGCG)) {
if (adev->cg_flags & AMD_CG_SUPPORT_MC_LS) {
pp_support_state = PP_STATE_SUPPORT_LS;
pp_state = PP_STATE_LS;
}
if (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG) {
pp_support_state |= PP_STATE_SUPPORT_CG;
pp_state |= PP_STATE_CG;
}
if (state == AMD_CG_STATE_UNGATE)
pp_state = 0;
msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
PP_BLOCK_SYS_MC,
pp_support_state,
pp_state);
amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
}
if (adev->cg_flags & (AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_SDMA_MGCG)) {
if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS) {
pp_support_state = PP_STATE_SUPPORT_LS;
pp_state = PP_STATE_LS;
}
if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG) {
pp_support_state |= PP_STATE_SUPPORT_CG;
pp_state |= PP_STATE_CG;
}
if (state == AMD_CG_STATE_UNGATE)
pp_state = 0;
msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
PP_BLOCK_SYS_SDMA,
pp_support_state,
pp_state);
amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
}
if (adev->cg_flags & (AMD_CG_SUPPORT_HDP_LS | AMD_CG_SUPPORT_HDP_MGCG)) {
if (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS) {
pp_support_state = PP_STATE_SUPPORT_LS;
pp_state = PP_STATE_LS;
}
if (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG) {
pp_support_state |= PP_STATE_SUPPORT_CG;
pp_state |= PP_STATE_CG;
}
if (state == AMD_CG_STATE_UNGATE)
pp_state = 0;
msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
PP_BLOCK_SYS_HDP,
pp_support_state,
pp_state);
amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
}
if (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS) {
if (state == AMD_CG_STATE_UNGATE)
pp_state = 0;
else
pp_state = PP_STATE_LS;
msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
PP_BLOCK_SYS_BIF,
PP_STATE_SUPPORT_LS,
pp_state);
amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
}
if (adev->cg_flags & AMD_CG_SUPPORT_BIF_MGCG) {
if (state == AMD_CG_STATE_UNGATE)
pp_state = 0;
else
pp_state = PP_STATE_CG;
msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
PP_BLOCK_SYS_BIF,
PP_STATE_SUPPORT_CG,
pp_state);
amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
}
if (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS) {
if (state == AMD_CG_STATE_UNGATE)
pp_state = 0;
else
pp_state = PP_STATE_LS;
msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
PP_BLOCK_SYS_DRM,
PP_STATE_SUPPORT_LS,
pp_state);
amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
}
if (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG) {
if (state == AMD_CG_STATE_UNGATE)
pp_state = 0;
else
pp_state = PP_STATE_CG;
msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
PP_BLOCK_SYS_ROM,
PP_STATE_SUPPORT_CG,
pp_state);
amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
}
return 0;
}
static int vi_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->asic_type) {
case CHIP_FIJI:
vi_update_bif_medium_grain_light_sleep(adev,
state == AMD_CG_STATE_GATE);
vi_update_hdp_medium_grain_clock_gating(adev,
state == AMD_CG_STATE_GATE);
vi_update_hdp_light_sleep(adev,
state == AMD_CG_STATE_GATE);
vi_update_rom_medium_grain_clock_gating(adev,
state == AMD_CG_STATE_GATE);
break;
case CHIP_CARRIZO:
case CHIP_STONEY:
vi_update_bif_medium_grain_light_sleep(adev,
state == AMD_CG_STATE_GATE);
vi_update_hdp_medium_grain_clock_gating(adev,
state == AMD_CG_STATE_GATE);
vi_update_hdp_light_sleep(adev,
state == AMD_CG_STATE_GATE);
vi_update_drm_light_sleep(adev,
state == AMD_CG_STATE_GATE);
break;
case CHIP_TONGA:
case CHIP_POLARIS10:
case CHIP_POLARIS11:
case CHIP_POLARIS12:
case CHIP_VEGAM:
vi_common_set_clockgating_state_by_smu(adev, state);
break;
default:
break;
}
return 0;
}
static int vi_common_set_powergating_state(void *handle,
enum amd_powergating_state state)
{
return 0;
}
static void vi_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;
/* AMD_CG_SUPPORT_BIF_LS */
data = RREG32_PCIE(ixPCIE_CNTL2);
if (data & PCIE_CNTL2__SLV_MEM_LS_EN_MASK)
*flags |= AMD_CG_SUPPORT_BIF_LS;
/* AMD_CG_SUPPORT_HDP_LS */
data = RREG32(mmHDP_MEM_POWER_LS);
if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
*flags |= AMD_CG_SUPPORT_HDP_LS;
/* AMD_CG_SUPPORT_HDP_MGCG */
data = RREG32(mmHDP_HOST_PATH_CNTL);
if (!(data & HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK))
*flags |= AMD_CG_SUPPORT_HDP_MGCG;
/* AMD_CG_SUPPORT_ROM_MGCG */
data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
*flags |= AMD_CG_SUPPORT_ROM_MGCG;
}
static const struct amd_ip_funcs vi_common_ip_funcs = {
.name = "vi_common",
.early_init = vi_common_early_init,
.late_init = vi_common_late_init,
.sw_init = vi_common_sw_init,
.sw_fini = vi_common_sw_fini,
.hw_init = vi_common_hw_init,
.hw_fini = vi_common_hw_fini,
.suspend = vi_common_suspend,
.resume = vi_common_resume,
.is_idle = vi_common_is_idle,
.wait_for_idle = vi_common_wait_for_idle,
.soft_reset = vi_common_soft_reset,
.set_clockgating_state = vi_common_set_clockgating_state,
.set_powergating_state = vi_common_set_powergating_state,
.get_clockgating_state = vi_common_get_clockgating_state,
};
static const struct amdgpu_ip_block_version vi_common_ip_block =
{
.type = AMD_IP_BLOCK_TYPE_COMMON,
.major = 1,
.minor = 0,
.rev = 0,
.funcs = &vi_common_ip_funcs,
};
void vi_set_virt_ops(struct amdgpu_device *adev)
{
adev->virt.ops = &xgpu_vi_virt_ops;
}
int vi_set_ip_blocks(struct amdgpu_device *adev)
{
switch (adev->asic_type) {
case CHIP_TOPAZ:
/* topaz has no DCE, UVD, VCE */
amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
amdgpu_device_ip_block_add(adev, &gmc_v7_4_ip_block);
amdgpu_device_ip_block_add(adev, &iceland_ih_ip_block);
amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
amdgpu_device_ip_block_add(adev, &sdma_v2_4_ip_block);
amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
if (adev->enable_virtual_display)
amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
break;
case CHIP_FIJI:
amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
amdgpu_device_ip_block_add(adev, &gmc_v8_5_ip_block);
amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
#if defined(CONFIG_DRM_AMD_DC)
else if (amdgpu_device_has_dc_support(adev))
amdgpu_device_ip_block_add(adev, &dm_ip_block);
#endif
else
amdgpu_device_ip_block_add(adev, &dce_v10_1_ip_block);
if (!amdgpu_sriov_vf(adev)) {
amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
}
break;
case CHIP_TONGA:
amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
#if defined(CONFIG_DRM_AMD_DC)
else if (amdgpu_device_has_dc_support(adev))
amdgpu_device_ip_block_add(adev, &dm_ip_block);
#endif
else
amdgpu_device_ip_block_add(adev, &dce_v10_0_ip_block);
if (!amdgpu_sriov_vf(adev)) {
amdgpu_device_ip_block_add(adev, &uvd_v5_0_ip_block);
amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
}
break;
case CHIP_POLARIS10:
case CHIP_POLARIS11:
case CHIP_POLARIS12:
case CHIP_VEGAM:
amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
amdgpu_device_ip_block_add(adev, &gmc_v8_1_ip_block);
amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
amdgpu_device_ip_block_add(adev, &sdma_v3_1_ip_block);
amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
if (adev->enable_virtual_display)
amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
#if defined(CONFIG_DRM_AMD_DC)
else if (amdgpu_device_has_dc_support(adev))
amdgpu_device_ip_block_add(adev, &dm_ip_block);
#endif
else
amdgpu_device_ip_block_add(adev, &dce_v11_2_ip_block);
amdgpu_device_ip_block_add(adev, &uvd_v6_3_ip_block);
amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
break;
case CHIP_CARRIZO:
amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
if (adev->enable_virtual_display)
amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
#if defined(CONFIG_DRM_AMD_DC)
else if (amdgpu_device_has_dc_support(adev))
amdgpu_device_ip_block_add(adev, &dm_ip_block);
#endif
else
amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
amdgpu_device_ip_block_add(adev, &vce_v3_1_ip_block);
#if defined(CONFIG_DRM_AMD_ACP)
amdgpu_device_ip_block_add(adev, &acp_ip_block);
#endif
break;
case CHIP_STONEY:
amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
amdgpu_device_ip_block_add(adev, &gfx_v8_1_ip_block);
amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
if (adev->enable_virtual_display)
amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block);
#if defined(CONFIG_DRM_AMD_DC)
else if (amdgpu_device_has_dc_support(adev))
amdgpu_device_ip_block_add(adev, &dm_ip_block);
#endif
else
amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
amdgpu_device_ip_block_add(adev, &uvd_v6_2_ip_block);
amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
#if defined(CONFIG_DRM_AMD_ACP)
amdgpu_device_ip_block_add(adev, &acp_ip_block);
#endif
break;
default:
/* FIXME: not supported yet */
return -EINVAL;
}
return 0;
}
void legacy_doorbell_index_init(struct amdgpu_device *adev)
{
adev->doorbell_index.kiq = AMDGPU_DOORBELL_KIQ;
adev->doorbell_index.mec_ring0 = AMDGPU_DOORBELL_MEC_RING0;
adev->doorbell_index.mec_ring1 = AMDGPU_DOORBELL_MEC_RING1;
adev->doorbell_index.mec_ring2 = AMDGPU_DOORBELL_MEC_RING2;
adev->doorbell_index.mec_ring3 = AMDGPU_DOORBELL_MEC_RING3;
adev->doorbell_index.mec_ring4 = AMDGPU_DOORBELL_MEC_RING4;
adev->doorbell_index.mec_ring5 = AMDGPU_DOORBELL_MEC_RING5;
adev->doorbell_index.mec_ring6 = AMDGPU_DOORBELL_MEC_RING6;
adev->doorbell_index.mec_ring7 = AMDGPU_DOORBELL_MEC_RING7;
adev->doorbell_index.gfx_ring0 = AMDGPU_DOORBELL_GFX_RING0;
adev->doorbell_index.sdma_engine[0] = AMDGPU_DOORBELL_sDMA_ENGINE0;
adev->doorbell_index.sdma_engine[1] = AMDGPU_DOORBELL_sDMA_ENGINE1;
adev->doorbell_index.ih = AMDGPU_DOORBELL_IH;
adev->doorbell_index.max_assignment = AMDGPU_DOORBELL_MAX_ASSIGNMENT;
}