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path: root/drivers/slimbus
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Diffstat (limited to 'drivers/slimbus')
-rw-r--r--drivers/slimbus/qcom-ngd-ctrl.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c
index 29fbab55c3b3..e3f5ebc0c05e 100644
--- a/drivers/slimbus/qcom-ngd-ctrl.c
+++ b/drivers/slimbus/qcom-ngd-ctrl.c
@@ -666,10 +666,12 @@ static int qcom_slim_ngd_init_rx_msgq(struct qcom_slim_ngd_ctrl *ctrl)
struct device *dev = ctrl->dev;
int ret, size;
- ctrl->dma_rx_channel = dma_request_slave_channel(dev, "rx");
- if (!ctrl->dma_rx_channel) {
- dev_err(dev, "Failed to request dma channels");
- return -EINVAL;
+ ctrl->dma_rx_channel = dma_request_chan(dev, "rx");
+ if (IS_ERR(ctrl->dma_rx_channel)) {
+ dev_err(dev, "Failed to request RX dma channel");
+ ret = PTR_ERR(ctrl->dma_rx_channel);
+ ctrl->dma_rx_channel = NULL;
+ return ret;
}
size = QCOM_SLIM_NGD_DESC_NUM * SLIM_MSGQ_BUF_LEN;
@@ -703,10 +705,12 @@ static int qcom_slim_ngd_init_tx_msgq(struct qcom_slim_ngd_ctrl *ctrl)
int ret = 0;
int size;
- ctrl->dma_tx_channel = dma_request_slave_channel(dev, "tx");
- if (!ctrl->dma_tx_channel) {
- dev_err(dev, "Failed to request dma channels");
- return -EINVAL;
+ ctrl->dma_tx_channel = dma_request_chan(dev, "tx");
+ if (IS_ERR(ctrl->dma_tx_channel)) {
+ dev_err(dev, "Failed to request TX dma channel");
+ ret = PTR_ERR(ctrl->dma_tx_channel);
+ ctrl->dma_tx_channel = NULL;
+ return ret;
}
size = ((QCOM_SLIM_NGD_DESC_NUM + 1) * SLIM_MSGQ_BUF_LEN);