PACKET3_SET_CONTEXT_REG_START
amdgpu_ring_write(ring, ext->reg_index - PACKET3_SET_CONTEXT_REG_START);
amdgpu_ring_write(ring, mmPA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START);
buffer[count++] = cpu_to_le32(ext->reg_index - PACKET3_SET_CONTEXT_REG_START);
buffer[count++] = cpu_to_le32(mmPA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START);
PACKET3_SET_CONTEXT_REG_START);
PACKET3_SET_CONTEXT_REG_START);
ext->reg_index - PACKET3_SET_CONTEXT_REG_START);
amdgpu_ring_write(ring, mmPA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START);
ext->reg_index - PACKET3_SET_CONTEXT_REG_START);
PACKET3_SET_CONTEXT_REG_START);
buffer[count++] = cpu_to_le32(PA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START);
start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_START;
if ((start_reg < PACKET3_SET_CONTEXT_REG_START) ||
allowed_reg_base -= PACKET3_SET_CONTEXT_REG_START;
allowed_reg_base -= PACKET3_SET_CONTEXT_REG_START;
buffer[count++] = cpu_to_le32(PA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START);