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path: root/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c24
1 files changed, 23 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
index 8f20a5dd44fe..733d398c61cc 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
@@ -3346,6 +3346,10 @@ static int gfx_v7_0_rlc_init(struct amdgpu_device *adev)
return r;
}
+ /* init spm vmid with 0xf */
+ if (adev->gfx.rlc.funcs->update_spm_vmid)
+ adev->gfx.rlc.funcs->update_spm_vmid(adev, 0xf);
+
return 0;
}
@@ -3570,6 +3574,18 @@ static int gfx_v7_0_rlc_resume(struct amdgpu_device *adev)
return 0;
}
+static void gfx_v7_0_update_spm_vmid(struct amdgpu_device *adev, unsigned vmid)
+{
+ u32 data;
+
+ data = RREG32(mmRLC_SPM_VMID);
+
+ data &= ~RLC_SPM_VMID__RLC_SPM_VMID_MASK;
+ data |= (vmid & RLC_SPM_VMID__RLC_SPM_VMID_MASK) << RLC_SPM_VMID__RLC_SPM_VMID__SHIFT;
+
+ WREG32(mmRLC_SPM_VMID, data);
+}
+
static void gfx_v7_0_enable_cgcg(struct amdgpu_device *adev, bool enable)
{
u32 data, orig, tmp, tmp2;
@@ -4221,7 +4237,8 @@ static const struct amdgpu_rlc_funcs gfx_v7_0_rlc_funcs = {
.resume = gfx_v7_0_rlc_resume,
.stop = gfx_v7_0_rlc_stop,
.reset = gfx_v7_0_rlc_reset,
- .start = gfx_v7_0_rlc_start
+ .start = gfx_v7_0_rlc_start,
+ .update_spm_vmid = gfx_v7_0_update_spm_vmid
};
static int gfx_v7_0_early_init(void *handle)
@@ -4338,6 +4355,11 @@ static void gfx_v7_0_gpu_early_init(struct amdgpu_device *adev)
adev->gfx.config.mc_arb_ramcfg = RREG32(mmMC_ARB_RAMCFG);
mc_arb_ramcfg = adev->gfx.config.mc_arb_ramcfg;
+ adev->gfx.config.num_banks = REG_GET_FIELD(mc_arb_ramcfg,
+ MC_ARB_RAMCFG, NOOFBANK);
+ adev->gfx.config.num_ranks = REG_GET_FIELD(mc_arb_ramcfg,
+ MC_ARB_RAMCFG, NOOFRANKS);
+
adev->gfx.config.num_tile_pipes = adev->gfx.config.max_tile_pipes;
adev->gfx.config.mem_max_burst_length_bytes = 256;
if (adev->flags & AMD_IS_APU) {