The RFF burst type is set in imx7_csi_dmareq_rff_enable(), which doesn't match the function name. Move it to imx7_csi_configure(). Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> --- drivers/staging/media/imx/imx7-media-csi.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/staging/media/imx/imx7-media-csi.c b/drivers/staging/media/imx/imx7-media-csi.c index 17fce3b42d87..7871ad55060a 100644 --- a/drivers/staging/media/imx/imx7-media-csi.c +++ b/drivers/staging/media/imx/imx7-media-csi.c @@ -308,10 +308,6 @@ static void imx7_csi_rx_fifo_clear(struct imx7_csi *csi) static void imx7_csi_dmareq_rff_enable(struct imx7_csi *csi) { u32 cr3 = imx7_csi_reg_read(csi, CSI_CSICR3); - u32 cr2 = imx7_csi_reg_read(csi, CSI_CSICR2); - - /* Burst Type of DMA Transfer from RxFIFO. INCR16 */ - cr2 |= BIT_DMA_BURST_TYPE_RFF_INCR16; cr3 |= BIT_DMA_REQ_EN_RFF; cr3 |= BIT_HRESP_ERR_EN; @@ -319,7 +315,6 @@ static void imx7_csi_dmareq_rff_enable(struct imx7_csi *csi) cr3 |= BIT_RXFF_LEVEL(2); imx7_csi_reg_write(csi, cr3, CSI_CSICR3); - imx7_csi_reg_write(csi, cr2, CSI_CSICR2); } static void imx7_csi_dmareq_rff_disable(struct imx7_csi *csi) @@ -532,7 +527,7 @@ static void imx7_csi_configure(struct imx7_csi *csi) } imx7_csi_reg_write(csi, cr1, CSI_CSICR1); - imx7_csi_reg_write(csi, 0, CSI_CSICR2); + imx7_csi_reg_write(csi, BIT_DMA_BURST_TYPE_RFF_INCR16, CSI_CSICR2); imx7_csi_reg_write(csi, BIT_FRMCNT_RST, CSI_CSICR3); imx7_csi_reg_write(csi, cr18, CSI_CSICR18); -- Regards, Laurent Pinchart