On 11/28/21 4:02 PM, Greg Kroah-Hartman wrote:
On Sun, Nov 28, 2021 at 10:50:36AM +0800, Lu Baolu wrote:
The bus_type structure defines dma_configure() callback for bus drivers
to configure DMA on the devices. This adds the paired dma_unconfigure()
callback and calls it during driver unbinding
On Sun, Nov 28, 2021 at 10:50:36AM +0800, Lu Baolu wrote:
> The bus_type structure defines dma_configure() callback for bus drivers
> to configure DMA on the devices. This adds the paired dma_unconfigure()
> callback and calls it during driver unbinding so that bus drivers can do
> some cleanup
The bus_type structure defines dma_configure() callback for bus drivers
to configure DMA on the devices. This adds the paired dma_unconfigure()
callback and calls it during driver unbinding so that bus drivers can do
some cleanup work.
One use case for this paired DMA callbacks is for the bus
