Revert "i2c: tegra: Synchronize DMA before termination" (deb821ff) · Commits · 戴 / test

This reverts commit because regressions were showing up. Suggested-by:

drivers/i2c/busses/i2c-tegra.c

+0 −9

Original line number	Diff line number	Diff line
		@@ -1219,15 +1219,6 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
		time_left = tegra_i2c_wait_completion_timeout(
		i2c_dev, &i2c_dev->dma_complete, xfer_time);

		/*
		* Synchronize DMA first, since dmaengine_terminate_sync()
		* performs synchronization after the transfer's termination
		* and we want to get a completion if transfer succeeded.
		*/
		dmaengine_synchronize(i2c_dev->msg_read ?
		i2c_dev->rx_dma_chan :
		i2c_dev->tx_dma_chan);

		dmaengine_terminate_sync(i2c_dev->msg_read ?
		i2c_dev->rx_dma_chan :
		i2c_dev->tx_dma_chan);