ASoC: Intel: sst: load firmware using async callback (6e9b0560) · Commits · 戴 / test

We would like the DSP firmware to be available in driver as soon as possible. So use the async callback in driver to probe to load the firmware as soon as usermode is up Signed-off-by:

Subhransu S. Prusty <subhransu.s.prusty@intel.com> Signed-off-by:

Vinod Koul <vinod.koul@intel.com> Signed-off-by:

Mark Brown <broonie@kernel.org>

sound/soc/intel/sst/sst.c

+15 −0

Original line number	Diff line number	Diff line
		@@ -364,6 +364,21 @@ static int intel_sst_probe(struct pci_dev *pci,


		sst_set_fw_state_locked(sst_drv_ctx, SST_RESET);
		snprintf(sst_drv_ctx->firmware_name, sizeof(sst_drv_ctx->firmware_name),
		"%s%04x%s", "fw_sst_",
		sst_drv_ctx->dev_id, ".bin");
		dev_dbg(sst_drv_ctx->dev,
		"Requesting FW %s now...\n", sst_drv_ctx->firmware_name);
		ret = request_firmware_nowait(THIS_MODULE, 1,
		sst_drv_ctx->firmware_name, sst_drv_ctx->dev,
		GFP_KERNEL, sst_drv_ctx, sst_firmware_load_cb);

		if (ret) {
		dev_err(sst_drv_ctx->dev,
		"Firmware load failed with error: %d\n", ret);
		goto do_release_regions;
		}

		sst_drv_ctx->irq_num = pci->irq;
		/* Register the ISR */
		ret = devm_request_threaded_irq(&pci->dev, pci->irq,

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