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ASoC: Intel: bxtn: Use DSP poll API to poll FW status 

Use the optimized dsp_register_poll API to poll the DSP firmware
status register rather than open coding it.

Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Jeeja KP 2017-01-02 09:50:03 +05:30 committed by Mark Brown
parent 9cc8f9fe0f
commit 1448099dd3
1 changed files with 10 additions and 29 deletions
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39
sound/soc/intel/skylake/bxt-sst.c
View File

@ -151,23 +151,13 @@ static int sst_bxt_prepare_fw(struct sst_dsp *ctx,
}
/* Step 4: Wait for DONE Bit */
for (i = BXT_INIT_TIMEOUT; i > 0; --i) {
reg = sst_dsp_shim_read(ctx, SKL_ADSP_REG_HIPCIE);
if (reg & SKL_ADSP_REG_HIPCIE_DONE) {
sst_dsp_shim_update_bits_forced(ctx,
SKL_ADSP_REG_HIPCIE,
ret = sst_dsp_register_poll(ctx, SKL_ADSP_REG_HIPCIE,
SKL_ADSP_REG_HIPCIE_DONE,
SKL_ADSP_REG_HIPCIE_DONE);
break;
}
mdelay(1);
}
if (!i) {
dev_info(ctx->dev, "Waiting for HIPCIE done, reg: 0x%x\n", reg);
sst_dsp_shim_update_bits(ctx, SKL_ADSP_REG_HIPCIE,
SKL_ADSP_REG_HIPCIE_DONE,
SKL_ADSP_REG_HIPCIE_DONE);
SKL_ADSP_REG_HIPCIE_DONE,
BXT_INIT_TIMEOUT, "HIPCIE Done");
if (ret < 0) {
dev_err(ctx->dev, "Timout for Purge Request%d\n", ret);
goto base_fw_load_failed;
}
/* Step 5: power down core1 */
@ -182,19 +172,10 @@ static int sst_bxt_prepare_fw(struct sst_dsp *ctx,
skl_ipc_op_int_enable(ctx);
/* Step 7: Wait for ROM init */
for (i = BXT_INIT_TIMEOUT; i > 0; --i) {
if (SKL_FW_INIT ==
(sst_dsp_shim_read(ctx, BXT_ADSP_FW_STATUS) &
SKL_FW_STS_MASK)) {
dev_info(ctx->dev, "ROM loaded, continue FW loading\n");
break;
}
mdelay(1);
}
if (!i) {
dev_err(ctx->dev, "Timeout for ROM init, HIPCIE: 0x%x\n", reg);
ret = -EIO;
ret = sst_dsp_register_poll(ctx, BXT_ADSP_FW_STATUS, SKL_FW_STS_MASK,
SKL_FW_INIT, BXT_INIT_TIMEOUT, "ROM Load");
if (ret < 0) {
dev_err(ctx->dev, "Timeout for ROM init, ret:%d\n", ret);
goto base_fw_load_failed;
}