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drm/amdgpu: optimize rlcg write for gfx_v10

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For gfx10 boards, except for nv12, other boards take mmio write
rather than rlcg write

Signed-off-by: Jack Zhang <Jack.Zhang1@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jack Zhang 2020-06-24 10:19:20 +08:00 committed by Alex Deucher
parent c45fbe1bd5
commit fc30e840dc
1 changed files with 19 additions and 7 deletions
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26
drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
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@ -4710,12 +4710,19 @@ static int gfx_v10_0_init_csb(struct amdgpu_device *adev)
adev->gfx.rlc.funcs->get_csb_buffer(adev, adev->gfx.rlc.cs_ptr);
/* csib */
WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_ADDR_HI,
adev->gfx.rlc.clear_state_gpu_addr >> 32);
WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_ADDR_LO,
adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc);
WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_LENGTH, adev->gfx.rlc.clear_state_size);
if (adev->asic_type == CHIP_NAVI12) {
WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_ADDR_HI,
adev->gfx.rlc.clear_state_gpu_addr >> 32);
WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_ADDR_LO,
adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc);
WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_LENGTH, adev->gfx.rlc.clear_state_size);
} else {
WREG32_SOC15(GC, 0, mmRLC_CSIB_ADDR_HI,
adev->gfx.rlc.clear_state_gpu_addr >> 32);
WREG32_SOC15(GC, 0, mmRLC_CSIB_ADDR_LO,
adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc);
WREG32_SOC15(GC, 0, mmRLC_CSIB_LENGTH, adev->gfx.rlc.clear_state_size);
}
return 0;
}
@ -5323,7 +5330,12 @@ static int gfx_v10_0_cp_gfx_enable(struct amdgpu_device *adev, bool enable)
tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, ME_HALT, enable ? 0 : 1);
tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, PFP_HALT, enable ? 0 : 1);
tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, CE_HALT, enable ? 0 : 1);
WREG32_SOC15_RLC(GC, 0, mmCP_ME_CNTL, tmp);
if (adev->asic_type == CHIP_NAVI12) {
WREG32_SOC15_RLC(GC, 0, mmCP_ME_CNTL, tmp);
} else {
WREG32_SOC15(GC, 0, mmCP_ME_CNTL, tmp);
}
for (i = 0; i < adev->usec_timeout; i++) {
if (RREG32_SOC15(GC, 0, mmCP_STAT) == 0)