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alistair23-linux
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MLK-24263-2 firmware: imx: Save channel name for further use 

We want to request / free channels on demand later in order
to save power.

For this for each channel we save the name and use it to
reference the channel later.

Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com>
5.4-rM2-2.2.x-imx-squashed
Daniel Baluta 2020-06-10 19:56:44 +03:00
parent 475354ab84
commit 02e7ef1deb
1 changed files with 3 additions and 3 deletions
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6
drivers/firmware/imx/imx-dsp.c
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@ -79,6 +79,7 @@ static int imx_dsp_setup_channels(struct imx_dsp_ipc *dsp_ipc)
return -ENOMEM;
dsp_chan = &dsp_ipc->chans[i];
dsp_chan->name = chan_name;
cl = &dsp_chan->cl;
cl->dev = dev;
cl->tx_block = false;
@ -97,16 +98,14 @@ static int imx_dsp_setup_channels(struct imx_dsp_ipc *dsp_ipc)
}
dev_dbg(dev, "request mbox chan %s\n", chan_name);
/* chan_name is not used anymore by framework */
kfree(chan_name);
}
return 0;
out:
kfree(chan_name);
for (j = 0; j < i; j++) {
dsp_chan = &dsp_ipc->chans[j];
mbox_free_channel(dsp_chan->ch);
kfree(dsp_chan->name);
}
return ret;
@ -147,6 +146,7 @@ static int imx_dsp_remove(struct platform_device *pdev)
for (i = 0; i < DSP_MU_CHAN_NUM; i++) {
dsp_chan = &dsp_ipc->chans[i];
mbox_free_channel(dsp_chan->ch);
kfree(dsp_chan->name);
}
return 0;