From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198
---
kernel/drivers/media/platform/vsp1/vsp1_uds.c | 15 ++++++++++++---
1 files changed, 12 insertions(+), 3 deletions(-)
diff --git a/kernel/drivers/media/platform/vsp1/vsp1_uds.c b/kernel/drivers/media/platform/vsp1/vsp1_uds.c
index c20c84b..5fc04c0 100644
--- a/kernel/drivers/media/platform/vsp1/vsp1_uds.c
+++ b/kernel/drivers/media/platform/vsp1/vsp1_uds.c
@@ -257,6 +257,7 @@
static void uds_configure_stream(struct vsp1_entity *entity,
struct vsp1_pipeline *pipe,
+ struct vsp1_dl_list *dl,
struct vsp1_dl_body *dlb)
{
struct vsp1_uds *uds = to_uds(&entity->subdev);
@@ -314,13 +315,13 @@
output = vsp1_entity_get_pad_format(&uds->entity, uds->entity.config,
UDS_PAD_SOURCE);
- /* Input size clipping */
+ /* Input size clipping. */
vsp1_uds_write(uds, dlb, VI6_UDS_HSZCLIP, VI6_UDS_HSZCLIP_HCEN |
(0 << VI6_UDS_HSZCLIP_HCL_OFST_SHIFT) |
(partition->uds_sink.width
<< VI6_UDS_HSZCLIP_HCL_SIZE_SHIFT));
- /* Output size clipping */
+ /* Output size clipping. */
vsp1_uds_write(uds, dlb, VI6_UDS_CLIP_SIZE,
(partition->uds_source.width
<< VI6_UDS_CLIP_SIZE_HSIZE_SHIFT) |
@@ -342,6 +343,14 @@
UDS_PAD_SOURCE);
hscale = output->width / input->width;
+ /*
+ * The maximum width of the UDS is 304 pixels. These are input pixels
+ * in the event of up-scaling, and output pixels in the event of
+ * downscaling.
+ *
+ * To support overlapping partition windows we clamp at units of 256 and
+ * the remaining pixels are reserved.
+ */
if (hscale <= 2)
return 256;
else if (hscale <= 4)
@@ -366,7 +375,7 @@
const struct v4l2_mbus_framefmt *output;
const struct v4l2_mbus_framefmt *input;
- /* Initialise the partition state */
+ /* Initialise the partition state. */
partition->uds_sink = *window;
partition->uds_source = *window;
--
Gitblit v1.6.2