From: Vinod Koul vinod.koul@intel.com
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: Vinod Koul vinod.koul@intel.com Signed-off-by: Subhransu S. Prusty subhransu.s.prusty@intel.com --- sound/soc/intel/sst/sst.c | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/sound/soc/intel/sst/sst.c b/sound/soc/intel/sst/sst.c index 2712e6cf99a9..3b31c5823662 100644 --- a/sound/soc/intel/sst/sst.c +++ b/sound/soc/intel/sst/sst.c @@ -377,6 +377,19 @@ 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->pci_id, ".bin"); + pr_debug("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) { + pr_err("Firmware load failed with error: %d\n", ret); + goto do_unmap_dram; + } + sst_drv_ctx->irq_num = pci->irq; /* Register the ISR */ ret = devm_request_threaded_irq(&pci->dev, pci->irq,