On Thu Feb 12 10:08:11 2026 +0000, Daniel Scally wrote:
> The vertical blanking settings for the IVC block are dependent on
> settings in the ISP. This was originally set to calculate as the
> worst-case possible value, but it seems that this can cause the IVC
> block to hang. Instead calculate the vblank to match the default
> settings (which are currently all the driver sets anyway).
>
> Cc: [email protected]
> Fixes: f0b3984d821b ("media: platform: Add Renesas Input Video Control block
> driver")
> Signed-off-by: Daniel Scally <[email protected]>
> Signed-off-by: Jacopo Mondi <[email protected]>
> Signed-off-by: Hans Verkuil <[email protected]>
Patch committed.
Thanks,
Hans Verkuil
drivers/media/platform/renesas/rzv2h-ivc/rzv2h-ivc-video.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/drivers/media/platform/renesas/rzv2h-ivc/rzv2h-ivc-video.c
b/drivers/media/platform/renesas/rzv2h-ivc/rzv2h-ivc-video.c
index 799453250b85..1e016b17dcee 100644
--- a/drivers/media/platform/renesas/rzv2h-ivc/rzv2h-ivc-video.c
+++ b/drivers/media/platform/renesas/rzv2h-ivc/rzv2h-ivc-video.c
@@ -24,7 +24,7 @@
#include <media/videobuf2-dma-contig.h>
#define RZV2H_IVC_FIXED_HBLANK 0x20
-#define RZV2H_IVC_MIN_VBLANK(hts) max(0x1b, 15 + (120501 / (hts)))
+#define RZV2H_IVC_MIN_VBLANK(hts) max(0x1b, 70100 / (hts))
struct rzv2h_ivc_buf {
struct vb2_v4l2_buffer vb;
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