6.6-stable review patch. If anyone has any objections, please let me know.
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From: Kory Maincent kory.maincent@bootlin.com
[ Upstream commit e2f6a5789051ee9c632f27a12d0f01f0cbf78aac ]
Only the local interruption was configured, remote interrupt was left behind. This patch fix it by setting stop and abort remote interrupts when the DW_EDMA_CHIP_LOCAL flag is not set.
Fixes: e74c39573d35 ("dmaengine: dw-edma: Add support for native HDMA") Signed-off-by: Kory Maincent kory.maincent@bootlin.com Reviewed-by: Serge Semin fancer.lancer@gmail.com Acked-by: Manivannan Sadhasivam manivannan.sadhasivam@linaro.org Link: https://lore.kernel.org/r/20240129-b4-feature_hdma_mainline-v7-4-8e8c1acb7a4... Signed-off-by: Vinod Koul vkoul@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/dma/dw-edma/dw-hdma-v0-core.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/dma/dw-edma/dw-hdma-v0-core.c b/drivers/dma/dw-edma/dw-hdma-v0-core.c index 108f9127aaaaf..04b0bcb6ded97 100644 --- a/drivers/dma/dw-edma/dw-hdma-v0-core.c +++ b/drivers/dma/dw-edma/dw-hdma-v0-core.c @@ -237,6 +237,8 @@ static void dw_hdma_v0_core_start(struct dw_edma_chunk *chunk, bool first) tmp = GET_CH_32(dw, chan->dir, chan->id, int_setup) | HDMA_V0_STOP_INT_MASK | HDMA_V0_ABORT_INT_MASK | HDMA_V0_LOCAL_STOP_INT_EN | HDMA_V0_LOCAL_ABORT_INT_EN; + if (!(dw->chip->flags & DW_EDMA_CHIP_LOCAL)) + tmp |= HDMA_V0_REMOTE_STOP_INT_EN | HDMA_V0_REMOTE_ABORT_INT_EN; SET_CH_32(dw, chan->dir, chan->id, int_setup, tmp); /* Channel control */ SET_CH_32(dw, chan->dir, chan->id, control1, HDMA_V0_LINKLIST_EN);