Beispiel #1
0
static int skl_dsp_start_core(struct sst_dsp *ctx)
{
	int ret;

	/* unset reset state */
	ret = skl_dsp_core_unset_reset_state(ctx);
	if (ret < 0) {
		dev_dbg(ctx->dev, "dsp unset reset fails\n");
		return ret;
	}

	/* run core */
	dev_dbg(ctx->dev, "run core...\n");
	sst_dsp_shim_write_unlocked(ctx, SKL_ADSP_REG_ADSPCS,
			 sst_dsp_shim_read_unlocked(ctx, SKL_ADSP_REG_ADSPCS) &
				~SKL_ADSPCS_CSTALL(SKL_DSP_CORES_MASK));

	if (!is_skl_dsp_core_enable(ctx)) {
		skl_dsp_reset_core(ctx);
		dev_err(ctx->dev, "DSP core enable failed\n");
		ret = -EIO;
	}

	return ret;
}
Beispiel #2
0
int skl_dsp_start_core(struct sst_dsp *ctx, unsigned int core_mask)
{
	int ret;

	/* unset reset state */
	ret = skl_dsp_core_unset_reset_state(ctx, core_mask);
	if (ret < 0)
		return ret;

	/* run core */
	dev_dbg(ctx->dev, "unstall/run core: core_mask = %x\n", core_mask);
	sst_dsp_shim_update_bits_unlocked(ctx, SKL_ADSP_REG_ADSPCS,
			SKL_ADSPCS_CSTALL_MASK(core_mask), 0);

	if (!is_skl_dsp_core_enable(ctx, core_mask)) {
		skl_dsp_reset_core(ctx, core_mask);
		dev_err(ctx->dev, "DSP start core failed: core_mask %x\n",
							core_mask);
		ret = -EIO;
	}

	return ret;
}