Release 4.17 drivers/gpu/drm/amd/amdgpu/nbio_v6_1.c
/*
* 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 "amdgpu.h"
#include "amdgpu_atombios.h"
#include "nbio_v6_1.h"
#include "nbio/nbio_6_1_default.h"
#include "nbio/nbio_6_1_offset.h"
#include "nbio/nbio_6_1_sh_mask.h"
#include "vega10_enum.h"
#define smnCPM_CONTROL 0x11180460
#define smnPCIE_CNTL2 0x11180070
#define smnPCIE_CONFIG_CNTL 0x11180044
static u32 nbio_v6_1_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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Junwei (Martin) Zhang | 32 | 94.12% | 1 | 33.33% |
| Tom St Denis | 1 | 2.94% | 1 | 33.33% |
| Alex Deucher | 1 | 2.94% | 1 | 33.33% |
| Total | 34 | 100.00% | 3 | 100.00% |
static void nbio_v6_1_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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Junwei (Martin) Zhang | 40 | 93.02% | 1 | 33.33% |
| Tom St Denis | 2 | 4.65% | 1 | 33.33% |
| Alex Deucher | 1 | 2.33% | 1 | 33.33% |
| Total | 43 | 100.00% | 3 | 100.00% |
static void nbio_v6_1_hdp_flush(struct amdgpu_device *adev,
struct amdgpu_ring *ring)
{
if (!ring || !ring->funcs->emit_wreg)
WREG32_SOC15_NO_KIQ(NBIO, 0,
mmBIF_BX_PF0_HDP_MEM_COHERENCY_FLUSH_CNTL,
0);
else
amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET(
NBIO, 0, mmBIF_BX_PF0_HDP_MEM_COHERENCY_FLUSH_CNTL), 0);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Christian König | 34 | 60.71% | 1 | 25.00% |
| Junwei (Martin) Zhang | 20 | 35.71% | 1 | 25.00% |
| Alex Deucher | 1 | 1.79% | 1 | 25.00% |
| Shaoyun Liu | 1 | 1.79% | 1 | 25.00% |
| Total | 56 | 100.00% | 4 | 100.00% |
static u32 nbio_v6_1_get_memsize(struct amdgpu_device *adev)
{
return RREG32_SOC15(NBIO, 0, mmRCC_PF_0_0_RCC_CONFIG_MEMSIZE);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Junwei (Martin) Zhang | 19 | 90.48% | 1 | 33.33% |
| Alex Deucher | 1 | 4.76% | 1 | 33.33% |
| Tom St Denis | 1 | 4.76% | 1 | 33.33% |
| Total | 21 | 100.00% | 3 | 100.00% |
static void nbio_v6_1_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, 2);
} else
doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 0);
WREG32(reg, doorbell_range);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Junwei (Martin) Zhang | 78 | 73.58% | 1 | 33.33% |
| Shaoyun Liu | 27 | 25.47% | 1 | 33.33% |
| Alex Deucher | 1 | 0.94% | 1 | 33.33% |
| Total | 106 | 100.00% | 3 | 100.00% |
static void nbio_v6_1_enable_doorbell_aperture(struct amdgpu_device *adev,
bool enable)
{
WREG32_FIELD15(NBIO, 0, RCC_PF_0_0_RCC_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, enable ? 1 : 0);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Junwei (Martin) Zhang | 26 | 83.87% | 1 | 33.33% |
| Tom St Denis | 4 | 12.90% | 1 | 33.33% |
| Alex Deucher | 1 | 3.23% | 1 | 33.33% |
| Total | 31 | 100.00% | 3 | 100.00% |
static void nbio_v6_1_enable_doorbell_selfring_aperture(struct amdgpu_device *adev,
bool enable)
{
u32 tmp = 0;
if (enable) {
tmp = REG_SET_FIELD(tmp, BIF_BX_PF0_DOORBELL_SELFRING_GPA_APER_CNTL, DOORBELL_SELFRING_GPA_APER_EN, 1) |
REG_SET_FIELD(tmp, BIF_BX_PF0_DOORBELL_SELFRING_GPA_APER_CNTL, DOORBELL_SELFRING_GPA_APER_MODE, 1) |
REG_SET_FIELD(tmp, BIF_BX_PF0_DOORBELL_SELFRING_GPA_APER_CNTL, DOORBELL_SELFRING_GPA_APER_SIZE, 0);
WREG32_SOC15(NBIO, 0, mmBIF_BX_PF0_DOORBELL_SELFRING_GPA_APER_BASE_LOW,
lower_32_bits(adev->doorbell.base));
WREG32_SOC15(NBIO, 0, mmBIF_BX_PF0_DOORBELL_SELFRING_GPA_APER_BASE_HIGH,
upper_32_bits(adev->doorbell.base));
}
WREG32_SOC15(NBIO, 0, mmBIF_BX_PF0_DOORBELL_SELFRING_GPA_APER_CNTL, tmp);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Junwei (Martin) Zhang | 103 | 96.26% | 1 | 33.33% |
| Tom St Denis | 3 | 2.80% | 1 | 33.33% |
| Alex Deucher | 1 | 0.93% | 1 | 33.33% |
| Total | 107 | 100.00% | 3 | 100.00% |
static void nbio_v6_1_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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Junwei (Martin) Zhang | 83 | 96.51% | 1 | 33.33% |
| Tom St Denis | 2 | 2.33% | 1 | 33.33% |
| Alex Deucher | 1 | 1.16% | 1 | 33.33% |
| Total | 86 | 100.00% | 3 | 100.00% |
static void nbio_v6_1_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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Junwei (Martin) Zhang | 75 | 93.75% | 1 | 25.00% |
| Tom St Denis | 3 | 3.75% | 1 | 25.00% |
| Christian König | 1 | 1.25% | 1 | 25.00% |
| Alex Deucher | 1 | 1.25% | 1 | 25.00% |
| Total | 80 | 100.00% | 4 | 100.00% |
static void nbio_v6_1_update_medium_grain_clock_gating(struct amdgpu_device *adev,
bool enable)
{
uint32_t def, data;
def = data = RREG32_PCIE(smnCPM_CONTROL);
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_MGCG)) {
data |= (CPM_CONTROL__LCLK_DYN_GATE_ENABLE_MASK |
CPM_CONTROL__TXCLK_DYN_GATE_ENABLE_MASK |
CPM_CONTROL__TXCLK_PERM_GATE_ENABLE_MASK |
CPM_CONTROL__TXCLK_LCNT_GATE_ENABLE_MASK |
CPM_CONTROL__TXCLK_REGS_GATE_ENABLE_MASK |
CPM_CONTROL__TXCLK_PRBS_GATE_ENABLE_MASK |
CPM_CONTROL__REFCLK_REGS_GATE_ENABLE_MASK);
} else {
data &= ~(CPM_CONTROL__LCLK_DYN_GATE_ENABLE_MASK |
CPM_CONTROL__TXCLK_DYN_GATE_ENABLE_MASK |
CPM_CONTROL__TXCLK_PERM_GATE_ENABLE_MASK |
CPM_CONTROL__TXCLK_LCNT_GATE_ENABLE_MASK |
CPM_CONTROL__TXCLK_REGS_GATE_ENABLE_MASK |
CPM_CONTROL__TXCLK_PRBS_GATE_ENABLE_MASK |
CPM_CONTROL__REFCLK_REGS_GATE_ENABLE_MASK);
}
if (def != data)
WREG32_PCIE(smnCPM_CONTROL, data);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Junwei (Martin) Zhang | 94 | 98.95% | 1 | 50.00% |
| Alex Deucher | 1 | 1.05% | 1 | 50.00% |
| Total | 95 | 100.00% | 2 | 100.00% |
static void nbio_v6_1_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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Junwei (Martin) Zhang | 78 | 98.73% | 1 | 50.00% |
| Alex Deucher | 1 | 1.27% | 1 | 50.00% |
| Total | 79 | 100.00% | 2 | 100.00% |
static void nbio_v6_1_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;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Huang Rui | 55 | 98.21% | 1 | 50.00% |
| Alex Deucher | 1 | 1.79% | 1 | 50.00% |
| Total | 56 | 100.00% | 2 | 100.00% |
static u32 nbio_v6_1_get_hdp_flush_req_offset(struct amdgpu_device *adev)
{
return SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_GPU_HDP_FLUSH_REQ);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Shaoyun Liu | 10 | 47.62% | 1 | 25.00% |
| Junwei (Martin) Zhang | 9 | 42.86% | 1 | 25.00% |
| Dave Airlie | 1 | 4.76% | 1 | 25.00% |
| Alex Deucher | 1 | 4.76% | 1 | 25.00% |
| Total | 21 | 100.00% | 4 | 100.00% |
static u32 nbio_v6_1_get_hdp_flush_done_offset(struct amdgpu_device *adev)
{
return SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_GPU_HDP_FLUSH_DONE);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Shaoyun Liu | 12 | 57.14% | 1 | 33.33% |
| Junwei (Martin) Zhang | 8 | 38.10% | 1 | 33.33% |
| Alex Deucher | 1 | 4.76% | 1 | 33.33% |
| Total | 21 | 100.00% | 3 | 100.00% |
static u32 nbio_v6_1_get_pcie_index_offset(struct amdgpu_device *adev)
{
return SOC15_REG_OFFSET(NBIO, 0, mmPCIE_INDEX2);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Shaoyun Liu | 19 | 90.48% | 1 | 33.33% |
| Hawking Zhang | 1 | 4.76% | 1 | 33.33% |
| Alex Deucher | 1 | 4.76% | 1 | 33.33% |
| Total | 21 | 100.00% | 3 | 100.00% |
static u32 nbio_v6_1_get_pcie_data_offset(struct amdgpu_device *adev)
{
return SOC15_REG_OFFSET(NBIO, 0, mmPCIE_DATA2);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Shaoyun Liu | 19 | 90.48% | 1 | 33.33% |
| Alex Deucher | 1 | 4.76% | 1 | 33.33% |
| Hawking Zhang | 1 | 4.76% | 1 | 33.33% |
| Total | 21 | 100.00% | 3 | 100.00% |
static const struct nbio_hdp_flush_reg nbio_v6_1_hdp_flush_reg = {
.ref_and_mask_cp0 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP0_MASK,
.ref_and_mask_cp1 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP1_MASK,
.ref_and_mask_cp2 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP2_MASK,
.ref_and_mask_cp3 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP3_MASK,
.ref_and_mask_cp4 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP4_MASK,
.ref_and_mask_cp5 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP5_MASK,
.ref_and_mask_cp6 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP6_MASK,
.ref_and_mask_cp7 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP7_MASK,
.ref_and_mask_cp8 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP8_MASK,
.ref_and_mask_cp9 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__CP9_MASK,
.ref_and_mask_sdma0 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__SDMA0_MASK,
.ref_and_mask_sdma1 = BIF_BX_PF0_GPU_HDP_FLUSH_DONE__SDMA1_MASK
};
static void nbio_v6_1_detect_hw_virt(struct amdgpu_device *adev)
{
uint32_t reg;
reg = RREG32_SOC15(NBIO, 0, mmRCC_PF_0_0_RCC_IOV_FUNC_IDENTIFIER);
if (reg & 1)
adev->virt.caps |= AMDGPU_SRIOV_CAPS_IS_VF;
if (reg & 0x80000000)
adev->virt.caps |= AMDGPU_SRIOV_CAPS_ENABLE_IOV;
if (!reg) {
if (is_virtual_machine()) /* passthrough mode exclus sriov mod */
adev->virt.caps |= AMDGPU_PASSTHROUGH_MODE;
}
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Xiangliang Yu | 72 | 97.30% | 1 | 33.33% |
| Alex Deucher | 1 | 1.35% | 1 | 33.33% |
| Tom St Denis | 1 | 1.35% | 1 | 33.33% |
| Total | 74 | 100.00% | 3 | 100.00% |
static void nbio_v6_1_init_registers(struct amdgpu_device *adev)
{
uint32_t def, data;
def = data = RREG32_PCIE(smnPCIE_CONFIG_CNTL);
data = REG_SET_FIELD(data, PCIE_CONFIG_CNTL, CI_SWUS_MAX_READ_REQUEST_SIZE_MODE, 1);
data = REG_SET_FIELD(data, PCIE_CONFIG_CNTL, CI_SWUS_MAX_READ_REQUEST_SIZE_PRIV, 1);
if (def != data)
WREG32_PCIE(smnPCIE_CONFIG_CNTL, data);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Alex Deucher | 64 | 100.00% | 2 | 100.00% |
| Total | 64 | 100.00% | 2 | 100.00% |
const struct amdgpu_nbio_funcs nbio_v6_1_funcs = {
.hdp_flush_reg = &nbio_v6_1_hdp_flush_reg,
.get_hdp_flush_req_offset = nbio_v6_1_get_hdp_flush_req_offset,
.get_hdp_flush_done_offset = nbio_v6_1_get_hdp_flush_done_offset,
.get_pcie_index_offset = nbio_v6_1_get_pcie_index_offset,
.get_pcie_data_offset = nbio_v6_1_get_pcie_data_offset,
.get_rev_id = nbio_v6_1_get_rev_id,
.mc_access_enable = nbio_v6_1_mc_access_enable,
.hdp_flush = nbio_v6_1_hdp_flush,
.get_memsize = nbio_v6_1_get_memsize,
.sdma_doorbell_range = nbio_v6_1_sdma_doorbell_range,
.enable_doorbell_aperture = nbio_v6_1_enable_doorbell_aperture,
.enable_doorbell_selfring_aperture = nbio_v6_1_enable_doorbell_selfring_aperture,
.ih_doorbell_range = nbio_v6_1_ih_doorbell_range,
.update_medium_grain_clock_gating = nbio_v6_1_update_medium_grain_clock_gating,
.update_medium_grain_light_sleep = nbio_v6_1_update_medium_grain_light_sleep,
.get_clockgating_state = nbio_v6_1_get_clockgating_state,
.ih_control = nbio_v6_1_ih_control,
.init_registers = nbio_v6_1_init_registers,
.detect_hw_virt = nbio_v6_1_detect_hw_virt,
};
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Junwei (Martin) Zhang | 740 | 60.61% | 1 | 6.25% |
| Alex Deucher | 189 | 15.48% | 3 | 18.75% |
| Shaoyun Liu | 94 | 7.70% | 2 | 12.50% |
| Xiangliang Yu | 72 | 5.90% | 1 | 6.25% |
| Huang Rui | 55 | 4.50% | 1 | 6.25% |
| Christian König | 35 | 2.87% | 2 | 12.50% |
| Tom St Denis | 17 | 1.39% | 1 | 6.25% |
| Dave Airlie | 13 | 1.06% | 2 | 12.50% |
| Feifei Xu | 4 | 0.33% | 2 | 12.50% |
| Hawking Zhang | 2 | 0.16% | 1 | 6.25% |
| Total | 1221 | 100.00% | 16 | 100.00% |
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