The interrupt STMBUF_HALF may be triggered after frame done. It may led to system hang if driver try to access the register after power off. And interrupt STMBUF_HALF and STMBUF_RTND have no other effect. So disable them and the unused interrupts. Fixes: 2db16c6ed72ce ("media: imx-jpeg: Add V4L2 driver for i.MX8 JPEG Encoder/Decoder") Signed-off-by: Ming Qian <ming.qian@xxxxxxx> --- v2 - add Fixes tag drivers/media/platform/nxp/imx-jpeg/mxc-jpeg-hw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg-hw.c b/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg-hw.c index c482228262a3..258fbee7ab66 100644 --- a/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg-hw.c +++ b/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg-hw.c @@ -76,7 +76,7 @@ void print_wrapper_info(struct device *dev, void __iomem *reg) void mxc_jpeg_enable_irq(void __iomem *reg, int slot) { - writel(0xFFFFFFFF, reg + MXC_SLOT_OFFSET(slot, SLOT_IRQ_EN)); + writel(0xF0C, reg + MXC_SLOT_OFFSET(slot, SLOT_IRQ_EN)); } void mxc_jpeg_sw_reset(void __iomem *reg) -- 2.36.1