Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

dma: dw: allow to stop in DW_DMA_SUSPENDED state #54900

Merged
merged 2 commits into from
Feb 20, 2023
Merged

dma: dw: allow to stop in DW_DMA_SUSPENDED state #54900

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
030536d
dma: dw: fix include for chan_data
kv2019i Feb 16, 2023
8f34181
dma: dw: allow to stop in DW_DMA_SUSPENDED state
kv2019i Feb 16, 2023
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
7 changes: 2 additions & 5 deletions drivers/dma/dma_dw_common.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -517,21 +517,18 @@ int dw_dma_stop(const struct device *dev, uint32_t channel)
{
const struct dw_dma_dev_cfg *const dev_cfg = dev->config;
struct dw_dma_dev_data *dev_data = dev->data;
struct dw_dma_chan_data *chan_data = &dev_data->chan[channel];
int ret = 0;

if (channel >= DW_MAX_CHAN) {
ret = -EINVAL;
goto out;
}

if (!dw_dma_is_enabled(dev, channel)) {
if (!dw_dma_is_enabled(dev, channel) && chan_data->state != DW_DMA_SUSPENDED) {
goto out;
}

#if defined(CONFIG_DMA_DW_HW_LLI) || defined(CONFIG_DMA_DW_SUSPEND_DRAIN)
struct dw_dma_chan_data *chan_data = &dev_data->chan[channel];
#endif

#ifdef CONFIG_DMA_DW_HW_LLI
struct dw_lli *lli = chan_data->lli;
int i;
Expand Down