diff options
| author | Frank Li <Frank.Li@nxp.com> | 2023-09-21 10:46:52 -0400 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2023-09-28 16:50:34 +0530 |
| commit | 3c67c5236fbf7a58c1a26d57da4465ea5fb25537 (patch) | |
| tree | 5b612c94179f0d3a247a777bd7fd9d0017f1bb36 /drivers/dma/fsl-edma-main.c | |
| parent | 0bb80ecc33a8fb5a682236443c1e740d5c917d1d (diff) | |
dmaengine: fsl-dma: fix DMA error when enabling sg if 'DONE' bit is set
In eDMAv3, clearing 'DONE' bit (bit 30) of CHn_CSR is required when
enabling scatter-gather (SG). eDMAv4 does not require this change.
Cc: stable@vger.kernel.org
Fixes: 72f5801a4e2b ("dmaengine: fsl-edma: integrate v3 support")
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Link: https://lore.kernel.org/r/20230921144652.3259813-1-Frank.Li@nxp.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/fsl-edma-main.c')
| -rw-r--r-- | drivers/dma/fsl-edma-main.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c index 63d48d046f04..621a460fae0c 100644 --- a/drivers/dma/fsl-edma-main.c +++ b/drivers/dma/fsl-edma-main.c @@ -355,7 +355,7 @@ static struct fsl_edma_drvdata imx93_data3 = { }; static struct fsl_edma_drvdata imx93_data4 = { - .flags = FSL_EDMA_DRV_HAS_CHMUX | FSL_EDMA_DRV_HAS_DMACLK | FSL_EDMA_DRV_EDMA3, + .flags = FSL_EDMA_DRV_HAS_CHMUX | FSL_EDMA_DRV_HAS_DMACLK | FSL_EDMA_DRV_EDMA4, .chreg_space_sz = 0x8000, .chreg_off = 0x10000, .setup_irq = fsl_edma3_irq_init, |