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Adapt the side channel support for kuiper

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This commit is contained in:
Xianjun Jiao 2023-01-17 14:44:10 +01:00
parent 899e5c7ea1
commit eb6347176c
2 changed files with 8 additions and 6 deletions
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4
driver/side_ch/make_driver.sh
View File

@ -20,7 +20,7 @@ else
exit 1
fi
if [ -d "$XILINX_DIR/SDK" ]; then
if [ -d "$XILINX_DIR/Vitis" ]; then
echo "\$XILINX_DIR is found!"
else
echo "\$XILINX_DIR is not correct. Please check!"
@ -34,7 +34,7 @@ else
echo "\$ARCH_OPTION is valid!"
fi
source $XILINX_DIR/SDK/2018.3/settings64.sh
source $XILINX_DIR/Vitis/2021.1/settings64.sh
if [ "$ARCH_OPTION" == "64" ]; then
LINUX_KERNEL_SRC_DIR=$OPENWIFI_DIR/adi-linux-64/
ARCH="arm64"

10
driver/side_ch/side_ch.c
View File

@ -599,11 +599,13 @@ static int dev_probe(struct platform_device *pdev) {
// goto free_chan_to_pl;
// }
chan_to_ps = dma_request_slave_channel(&(pdev->dev), "tx_dma_s2mm");
if (IS_ERR(chan_to_ps)) {
chan_to_ps = dma_request_chan(&(pdev->dev), "tx_dma_s2mm");
if (IS_ERR(chan_to_ps) || chan_to_ps==NULL) {
err = PTR_ERR(chan_to_ps);
pr_err("%s dev_probe: No channel to PS. %d\n",side_ch_compatible_str,err);
goto free_chan_to_ps;
if (err != -EPROBE_DEFER) {
pr_err("%s dev_probe: No chan_to_ps ret %d chan_to_ps 0x%p\n",side_ch_compatible_str, err, chan_to_ps);
goto free_chan_to_ps;
}
}
printk("%s dev_probe: DMA channel setup successfully. chan_to_pl 0x%p chan_to_ps 0x%p\n",side_ch_compatible_str, chan_to_pl, chan_to_ps);