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Merge branch 'drm-fixes-4.13' of git://people.freedesktop.org/~agd5f/linux into drm-fixes

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Three misc amd fixes.

* 'drm-fixes-4.13' of git://people.freedesktop.org/~agd5f/linux:
  drm/amd/powerplay: fix AVFS voltage offset for Vega10
  drm/amdgpu/gfx9: simplify and fix GRBM index selection
  drm/amdgpu: Fix blocking in RCU critical section(v2)
This commit is contained in:
Dave Airlie 2017-07-27 08:49:48 +10:00
commit 517069ff6e
3 changed files with 23 additions and 23 deletions
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10
drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
View File

@ -198,12 +198,16 @@ amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id)
result = idr_find(&fpriv->bo_list_handles, id);
if (result) {
if (kref_get_unless_zero(&result->refcount))
if (kref_get_unless_zero(&result->refcount)) {
rcu_read_unlock();
mutex_lock(&result->lock);
else
} else {
rcu_read_unlock();
result = NULL;
}
} else {
rcu_read_unlock();
}
rcu_read_unlock();
return result;
}

24
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
View File

@ -1475,21 +1475,23 @@ static void gfx_v9_0_tiling_mode_table_init(struct amdgpu_device *adev)
static void gfx_v9_0_select_se_sh(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance)
{
u32 data = REG_SET_FIELD(0, GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES, 1);
u32 data;
if ((se_num == 0xffffffff) && (sh_num == 0xffffffff)) {
data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SH_BROADCAST_WRITES, 1);
if (instance == 0xffffffff)
data = REG_SET_FIELD(0, GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES, 1);
else
data = REG_SET_FIELD(0, GRBM_GFX_INDEX, INSTANCE_INDEX, instance);
if (se_num == 0xffffffff)
data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_BROADCAST_WRITES, 1);
} else if (se_num == 0xffffffff) {
data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SH_INDEX, sh_num);
data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_BROADCAST_WRITES, 1);
} else if (sh_num == 0xffffffff) {
else
data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_INDEX, se_num);
if (sh_num == 0xffffffff)
data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SH_BROADCAST_WRITES, 1);
data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_INDEX, se_num);
} else {
else
data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SH_INDEX, sh_num);
data = REG_SET_FIELD(data, GRBM_GFX_INDEX, SE_INDEX, se_num);
}
WREG32_SOC15(GC, 0, mmGRBM_GFX_INDEX, data);
}

12
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
View File

@ -2128,15 +2128,9 @@ static int vega10_populate_avfs_parameters(struct pp_hwmgr *hwmgr)
pp_table->AvfsGbCksOff.m2_shift = 12;
pp_table->AvfsGbCksOff.b_shift = 0;
for (i = 0; i < dep_table->count; i++) {
if (dep_table->entries[i].sclk_offset == 0)
pp_table->StaticVoltageOffsetVid[i] = 248;
else
pp_table->StaticVoltageOffsetVid[i] =
(uint8_t)(dep_table->entries[i].sclk_offset *
VOLTAGE_VID_OFFSET_SCALE2 /
VOLTAGE_VID_OFFSET_SCALE1);
}
for (i = 0; i < dep_table->count; i++)
pp_table->StaticVoltageOffsetVid[i] =
convert_to_vid((uint8_t)(dep_table->entries[i].sclk_offset));
if ((PPREGKEY_VEGA10QUADRATICEQUATION_DFLT !=
data->disp_clk_quad_eqn_a) &&