Commit fe3c9489 authored by Feifei Xu's avatar Feifei Xu Committed by Alex Deucher

drm/amdgpu: Add nbio 7.4 support for vega20 (v3)

Some register offset in nbio v7.4 are different with v7.0.
We need a seperate nbio_v7_4.c for vega20.

v2: fix doorbell range for sdma (Alex)
v3: squash in static fix (kbuild test robot)
Signed-off-by: default avatarFeifei Xu <Feifei.Xu@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 25eaa565
......@@ -62,7 +62,7 @@ amdgpu-$(CONFIG_DRM_AMDGPU_SI)+= si.o gmc_v6_0.o gfx_v6_0.o si_ih.o si_dma.o dce
amdgpu-y += \
vi.o mxgpu_vi.o nbio_v6_1.o soc15.o emu_soc.o mxgpu_ai.o nbio_v7_0.o vega10_reg_init.o \
vega20_reg_init.o
vega20_reg_init.o nbio_v7_4.o
# add DF block
amdgpu-y += \
......
/*
* Copyright 2018 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 "amdgpu.h"
#include "amdgpu_atombios.h"
#include "nbio_v7_4.h"
#include "nbio/nbio_7_4_offset.h"
#include "nbio/nbio_7_4_sh_mask.h"
#define smnNBIF_MGCG_CTRL_LCLK 0x1013a21c
#define smnCPM_CONTROL 0x11180460
#define smnPCIE_CNTL2 0x11180070
static u32 nbio_v7_4_get_rev_id(struct amdgpu_device *adev)
{
u32 tmp = RREG32_SOC15(NBIO, 0, mmRCC_DEV0_EPF0_STRAP0);
tmp &= RCC_DEV0_EPF0_STRAP0__STRAP_ATI_REV_ID_DEV0_F0_MASK;
tmp >>= RCC_DEV0_EPF0_STRAP0__STRAP_ATI_REV_ID_DEV0_F0__SHIFT;
return tmp;
}
static void nbio_v7_4_mc_access_enable(struct amdgpu_device *adev, bool enable)
{
if (enable)
WREG32_SOC15(NBIO, 0, mmBIF_FB_EN,
BIF_FB_EN__FB_READ_EN_MASK | BIF_FB_EN__FB_WRITE_EN_MASK);
else
WREG32_SOC15(NBIO, 0, mmBIF_FB_EN, 0);
}
static void nbio_v7_4_hdp_flush(struct amdgpu_device *adev,
struct amdgpu_ring *ring)
{
if (!ring || !ring->funcs->emit_wreg)
WREG32_SOC15_NO_KIQ(NBIO, 0, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 0);
else
amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET(
NBIO, 0, mmHDP_MEM_COHERENCY_FLUSH_CNTL), 0);
}
static u32 nbio_v7_4_get_memsize(struct amdgpu_device *adev)
{
return RREG32_SOC15(NBIO, 0, mmRCC_CONFIG_MEMSIZE);
}
static void nbio_v7_4_sdma_doorbell_range(struct amdgpu_device *adev, int instance,
bool use_doorbell, int doorbell_index)
{
u32 reg = instance == 0 ? SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA0_DOORBELL_RANGE) :
SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA1_DOORBELL_RANGE);
u32 doorbell_range = RREG32(reg);
if (use_doorbell) {
doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, OFFSET, doorbell_index);
doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 8);
} else
doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 0);
WREG32(reg, doorbell_range);
}
static void nbio_v7_4_enable_doorbell_aperture(struct amdgpu_device *adev,
bool enable)
{
WREG32_FIELD15(NBIO, 0, RCC_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, enable ? 1 : 0);
}
static void nbio_v7_4_enable_doorbell_selfring_aperture(struct amdgpu_device *adev,
bool enable)
{
}
static void nbio_v7_4_ih_doorbell_range(struct amdgpu_device *adev,
bool use_doorbell, int doorbell_index)
{
u32 ih_doorbell_range = RREG32_SOC15(NBIO, 0 , mmBIF_IH_DOORBELL_RANGE);
if (use_doorbell) {
ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range, BIF_IH_DOORBELL_RANGE, OFFSET, doorbell_index);
ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range, BIF_IH_DOORBELL_RANGE, SIZE, 2);
} else
ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range, BIF_IH_DOORBELL_RANGE, SIZE, 0);
WREG32_SOC15(NBIO, 0, mmBIF_IH_DOORBELL_RANGE, ih_doorbell_range);
}
static void nbio_v7_4_update_medium_grain_clock_gating(struct amdgpu_device *adev,
bool enable)
{
//TODO: Add support for v7.4
}
static void nbio_v7_4_update_medium_grain_light_sleep(struct amdgpu_device *adev,
bool enable)
{
uint32_t def, data;
def = data = RREG32_PCIE(smnPCIE_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 (def != data)
WREG32_PCIE(smnPCIE_CNTL2, data);
}
static void nbio_v7_4_get_clockgating_state(struct amdgpu_device *adev,
u32 *flags)
{
int data;
/* AMD_CG_SUPPORT_BIF_MGCG */
data = RREG32_PCIE(smnCPM_CONTROL);
if (data & CPM_CONTROL__LCLK_DYN_GATE_ENABLE_MASK)
*flags |= AMD_CG_SUPPORT_BIF_MGCG;
/* AMD_CG_SUPPORT_BIF_LS */
data = RREG32_PCIE(smnPCIE_CNTL2);
if (data & PCIE_CNTL2__SLV_MEM_LS_EN_MASK)
*flags |= AMD_CG_SUPPORT_BIF_LS;
}
static void nbio_v7_4_ih_control(struct amdgpu_device *adev)
{
u32 interrupt_cntl;
/* setup interrupt control */
WREG32_SOC15(NBIO, 0, mmINTERRUPT_CNTL2, adev->dummy_page_addr >> 8);
interrupt_cntl = RREG32_SOC15(NBIO, 0, mmINTERRUPT_CNTL);
/* INTERRUPT_CNTL__IH_DUMMY_RD_OVERRIDE_MASK=0 - dummy read disabled with msi, enabled without msi
* INTERRUPT_CNTL__IH_DUMMY_RD_OVERRIDE_MASK=1 - dummy read controlled by IH_DUMMY_RD_EN
*/
interrupt_cntl = REG_SET_FIELD(interrupt_cntl, INTERRUPT_CNTL, IH_DUMMY_RD_OVERRIDE, 0);
/* INTERRUPT_CNTL__IH_REQ_NONSNOOP_EN_MASK=1 if ring is in non-cacheable memory, e.g., vram */
interrupt_cntl = REG_SET_FIELD(interrupt_cntl, INTERRUPT_CNTL, IH_REQ_NONSNOOP_EN, 0);
WREG32_SOC15(NBIO, 0, mmINTERRUPT_CNTL, interrupt_cntl);
}
static u32 nbio_v7_4_get_hdp_flush_req_offset(struct amdgpu_device *adev)
{
return SOC15_REG_OFFSET(NBIO, 0, mmGPU_HDP_FLUSH_REQ);
}
static u32 nbio_v7_4_get_hdp_flush_done_offset(struct amdgpu_device *adev)
{
return SOC15_REG_OFFSET(NBIO, 0, mmGPU_HDP_FLUSH_DONE);
}
static u32 nbio_v7_4_get_pcie_index_offset(struct amdgpu_device *adev)
{
return SOC15_REG_OFFSET(NBIO, 0, mmPCIE_INDEX2);
}
static u32 nbio_v7_4_get_pcie_data_offset(struct amdgpu_device *adev)
{
return SOC15_REG_OFFSET(NBIO, 0, mmPCIE_DATA2);
}
static const struct nbio_hdp_flush_reg nbio_v7_4_hdp_flush_reg = {
.ref_and_mask_cp0 = GPU_HDP_FLUSH_DONE__CP0_MASK,
.ref_and_mask_cp1 = GPU_HDP_FLUSH_DONE__CP1_MASK,
.ref_and_mask_cp2 = GPU_HDP_FLUSH_DONE__CP2_MASK,
.ref_and_mask_cp3 = GPU_HDP_FLUSH_DONE__CP3_MASK,
.ref_and_mask_cp4 = GPU_HDP_FLUSH_DONE__CP4_MASK,
.ref_and_mask_cp5 = GPU_HDP_FLUSH_DONE__CP5_MASK,
.ref_and_mask_cp6 = GPU_HDP_FLUSH_DONE__CP6_MASK,
.ref_and_mask_cp7 = GPU_HDP_FLUSH_DONE__CP7_MASK,
.ref_and_mask_cp8 = GPU_HDP_FLUSH_DONE__CP8_MASK,
.ref_and_mask_cp9 = GPU_HDP_FLUSH_DONE__CP9_MASK,
.ref_and_mask_sdma0 = GPU_HDP_FLUSH_DONE__SDMA0_MASK,
.ref_and_mask_sdma1 = GPU_HDP_FLUSH_DONE__SDMA1_MASK,
};
static void nbio_v7_4_detect_hw_virt(struct amdgpu_device *adev)
{
if (is_virtual_machine()) /* passthrough mode exclus sriov mod */
adev->virt.caps |= AMDGPU_PASSTHROUGH_MODE;
}
static void nbio_v7_4_init_registers(struct amdgpu_device *adev)
{
}
const struct amdgpu_nbio_funcs nbio_v7_4_funcs = {
.hdp_flush_reg = &nbio_v7_4_hdp_flush_reg,
.get_hdp_flush_req_offset = nbio_v7_4_get_hdp_flush_req_offset,
.get_hdp_flush_done_offset = nbio_v7_4_get_hdp_flush_done_offset,
.get_pcie_index_offset = nbio_v7_4_get_pcie_index_offset,
.get_pcie_data_offset = nbio_v7_4_get_pcie_data_offset,
.get_rev_id = nbio_v7_4_get_rev_id,
.mc_access_enable = nbio_v7_4_mc_access_enable,
.hdp_flush = nbio_v7_4_hdp_flush,
.get_memsize = nbio_v7_4_get_memsize,
.sdma_doorbell_range = nbio_v7_4_sdma_doorbell_range,
.enable_doorbell_aperture = nbio_v7_4_enable_doorbell_aperture,
.enable_doorbell_selfring_aperture = nbio_v7_4_enable_doorbell_selfring_aperture,
.ih_doorbell_range = nbio_v7_4_ih_doorbell_range,
.update_medium_grain_clock_gating = nbio_v7_4_update_medium_grain_clock_gating,
.update_medium_grain_light_sleep = nbio_v7_4_update_medium_grain_light_sleep,
.get_clockgating_state = nbio_v7_4_get_clockgating_state,
.ih_control = nbio_v7_4_ih_control,
.init_registers = nbio_v7_4_init_registers,
.detect_hw_virt = nbio_v7_4_detect_hw_virt,
};
/*
* Copyright 2018 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.
*
*/
#ifndef __NBIO_V7_4_H__
#define __NBIO_V7_4_H__
#include "soc15_common.h"
extern const struct amdgpu_nbio_funcs nbio_v7_4_funcs;
#endif
......@@ -497,6 +497,8 @@ int soc15_set_ip_blocks(struct amdgpu_device *adev)
if (adev->flags & AMD_IS_APU)
adev->nbio_funcs = &nbio_v7_0_funcs;
else if (adev->asic_type == CHIP_VEGA20)
adev->nbio_funcs = &nbio_v7_4_funcs;
else
adev->nbio_funcs = &nbio_v6_1_funcs;
......
......@@ -26,6 +26,7 @@
#include "nbio_v6_1.h"
#include "nbio_v7_0.h"
#include "nbio_v7_4.h"
#define SOC15_FLUSH_GPU_TLB_NUM_WREG 4
#define SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT 1
......
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