diff options
| author | Daniel Baluta <daniel.baluta@nxp.com> | 2020-11-11 14:11:16 +0300 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2020-11-16 11:33:29 +0300 |
| commit | 4d3f4f0379b637b489a3eda9524a78d515390f06 (patch) | |
| tree | 152a1e37a668ecfb3b0ba64ff4c50ce6432bd5fa /drivers/firmware/imx | |
| parent | 0b7a8e5a61a15014a450c0c36719a6ab175f17eb (diff) | |
| download | linux-4d3f4f0379b637b489a3eda9524a78d515390f06.tar.xz | |
firmware: imx: Introduce imx_dsp_setup_channels
Create a separate function that sets up DSP mailbox channels
so that imx_dsp_probe function will be easier to read.
Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com>
Reviewed-by: Paul Olaru <paul.olaru@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'drivers/firmware/imx')
| -rw-r--r-- | drivers/firmware/imx/imx-dsp.c | 41 |
1 files changed, 26 insertions, 15 deletions
diff --git a/drivers/firmware/imx/imx-dsp.c b/drivers/firmware/imx/imx-dsp.c index 4265e9dbed84..a3a018c87b52 100644 --- a/drivers/firmware/imx/imx-dsp.c +++ b/drivers/firmware/imx/imx-dsp.c @@ -60,22 +60,15 @@ static void imx_dsp_handle_rx(struct mbox_client *c, void *msg) } } -static int imx_dsp_probe(struct platform_device *pdev) +static int imx_dsp_setup_channels(struct imx_dsp_ipc *dsp_ipc) { - struct device *dev = &pdev->dev; - struct imx_dsp_ipc *dsp_ipc; + struct device *dev = dsp_ipc->dev; struct imx_dsp_chan *dsp_chan; struct mbox_client *cl; char *chan_name; int ret; int i, j; - device_set_of_node_from_dev(&pdev->dev, pdev->dev.parent); - - dsp_ipc = devm_kzalloc(dev, sizeof(*dsp_ipc), GFP_KERNEL); - if (!dsp_ipc) - return -ENOMEM; - for (i = 0; i < DSP_MU_CHAN_NUM; i++) { if (i < 2) chan_name = kasprintf(GFP_KERNEL, "txdb%d", i); @@ -108,12 +101,6 @@ static int imx_dsp_probe(struct platform_device *pdev) kfree(chan_name); } - dsp_ipc->dev = dev; - - dev_set_drvdata(dev, dsp_ipc); - - dev_info(dev, "NXP i.MX DSP IPC initialized\n"); - return 0; out: kfree(chan_name); @@ -125,6 +112,30 @@ out: return ret; } +static int imx_dsp_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct imx_dsp_ipc *dsp_ipc; + int ret; + + device_set_of_node_from_dev(&pdev->dev, pdev->dev.parent); + + dsp_ipc = devm_kzalloc(dev, sizeof(*dsp_ipc), GFP_KERNEL); + if (!dsp_ipc) + return -ENOMEM; + + dsp_ipc->dev = dev; + dev_set_drvdata(dev, dsp_ipc); + + ret = imx_dsp_setup_channels(dsp_ipc); + if (ret < 0) + return ret; + + dev_info(dev, "NXP i.MX DSP IPC initialized\n"); + + return 0; +} + static int imx_dsp_remove(struct platform_device *pdev) { struct imx_dsp_chan *dsp_chan; |