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ASoC: Intel: sst: load firmware using async callback

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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>
This commit is contained in:
Vinod Koul
2014-10-30 16:20:56 +05:30
committed by Mark Brown
parent 45f31bfcda
commit 6e9b05607f
1 changed files with 15 additions and 0 deletions
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15
sound/soc/intel/sst/sst.c
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@@ -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,