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[1/4] ASoC: Intel: sst: load firmware using async callback

Message ID 1414666259-4450-2-git-send-email-vinod.koul@intel.com (mailing list archive)
State Accepted
Commit 6e9b05607fe896627ab7c15efff01b6dcae71a56
Headers show

Commit Message

Vinod Koul Oct. 30, 2014, 10:50 a.m. UTC 
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>
---
 sound/soc/intel/sst/sst.c |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)

Comments

Mark Brown Oct. 31, 2014, 12:51 p.m. UTC | #1 
On Thu, Oct 30, 2014 at 04:20:56PM +0530, Vinod Koul wrote:
> 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

Applied, thanks.
diff mbox

Patch

diff --git a/sound/soc/intel/sst/sst.c b/sound/soc/intel/sst/sst.c
index 05aba24..ff0ff9f 100644
--- a/sound/soc/intel/sst/sst.c
+++ b/sound/soc/intel/sst/sst.c
@@ -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,