diff options
| author | Bing Song <bing.song@nxp.com> | 2020-08-14 13:54:20 +0800 |
|---|---|---|
| committer | Bing Song <bing.song@nxp.com> | 2020-08-14 16:48:44 +0800 |
| commit | 5ae911fd64fb27e97fd95b0e5f4813a4b2546e2f (patch) | |
| tree | 1e580f274f3b873ec63c4c927f49be9ae45cf14b /sound/soc/fsl/fsl_dsp.c | |
| parent | 0581bdbb6d8db8c9a40d0ef9b5f524bf97c13e38 (diff) | |
MLK-24501-4 dsp: disable mxc_hifi4 when LPA.
FW is locate on OCRAM_A when lpa. core decoder can't put in reserved
memory as HIFI4 has 1G memory limitation. Disable DSP wrapper decoder
when lpa. lpa PCM mode will use SW decoder.
Signed-off-by: Bing Song <bing.song@nxp.com>
Reviewed-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Diffstat (limited to 'sound/soc/fsl/fsl_dsp.c')
| -rw-r--r-- | sound/soc/fsl/fsl_dsp.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/sound/soc/fsl/fsl_dsp.c b/sound/soc/fsl/fsl_dsp.c index 547713907580..46c16ebc8c54 100644 --- a/sound/soc/fsl/fsl_dsp.c +++ b/sound/soc/fsl/fsl_dsp.c @@ -1201,12 +1201,14 @@ static int fsl_dsp_probe(struct platform_device *pdev) ret = of_property_read_u32(np, "fixup-offset", &dsp_priv->fixup_offset); - dsp_miscdev.fops = &dsp_fops, - dsp_miscdev.parent = &pdev->dev, - ret = misc_register(&dsp_miscdev); - if (ret) { - dev_err(&pdev->dev, "failed to register misc device %d\n", ret); - goto misc_register_fail; + if (!dsp_priv->dsp_is_lpa) { + dsp_miscdev.fops = &dsp_fops, + dsp_miscdev.parent = &pdev->dev, + ret = misc_register(&dsp_miscdev); + if (ret) { + dev_err(&pdev->dev, "failed to register misc device %d\n", ret); + goto misc_register_fail; + } } reserved_node = of_parse_phandle(np, "memory-region", 0); @@ -1370,7 +1372,8 @@ alloc_coherent_fail: iounmap(dsp_priv->ocram_e_vir_addr); reserved_node_fail: - misc_deregister(&dsp_miscdev); + if (!dsp_priv->dsp_is_lpa) + misc_deregister(&dsp_miscdev); misc_register_fail: mu_init_fail: configure_fail: @@ -1384,7 +1387,8 @@ static int fsl_dsp_remove(struct platform_device *pdev) struct fsl_dsp *dsp_priv = platform_get_drvdata(pdev); int size; - misc_deregister(&dsp_miscdev); + if (!dsp_priv->dsp_is_lpa) + misc_deregister(&dsp_miscdev); size = MSG_BUF_SIZE + DSP_CONFIG_SIZE; dma_free_coherent(&pdev->dev, size, dsp_priv->msg_buf_virt, |