diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.15/950-0513-staging-bcm2835-codec-Add-support-for-H-V-Flips-to-I.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.15/950-0513-staging-bcm2835-codec-Add-support-for-H-V-Flips-to-I.patch | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.15/950-0513-staging-bcm2835-codec-Add-support-for-H-V-Flips-to-I.patch b/target/linux/bcm27xx/patches-5.15/950-0513-staging-bcm2835-codec-Add-support-for-H-V-Flips-to-I.patch new file mode 100644 index 0000000000..2a0380f5ed --- /dev/null +++ b/target/linux/bcm27xx/patches-5.15/950-0513-staging-bcm2835-codec-Add-support-for-H-V-Flips-to-I.patch @@ -0,0 +1,85 @@ +From 3df60f3d0615c011e91b7d6f39cb9123b2e96530 Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.com> +Date: Mon, 20 Sep 2021 14:37:17 +0100 +Subject: [PATCH] staging: bcm2835-codec: Add support for H&V Flips to + ISP + +The ISP can do H & V flips whilst resizing or converting +the image, so expose that via V4L2_CID_[H|V]FLIP. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com> +--- + .../bcm2835-codec/bcm2835-v4l2-codec.c | 48 +++++++++++++++++++ + 1 file changed, 48 insertions(+) + +--- a/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c ++++ b/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c +@@ -679,6 +679,9 @@ struct bcm2835_codec_ctx { + enum v4l2_xfer_func xfer_func; + enum v4l2_quantization quant; + ++ int hflip; ++ int vflip; ++ + /* Source and destination queue data */ + struct bcm2835_codec_q_data q_data[2]; + s32 bitrate; +@@ -2202,6 +2205,34 @@ static int bcm2835_codec_s_ctrl(struct v + sizeof(mmal_bool)); + break; + } ++ case V4L2_CID_HFLIP: ++ case V4L2_CID_VFLIP: { ++ u32 u32_value; ++ ++ if (ctrl->id == V4L2_CID_HFLIP) ++ ctx->hflip = ctrl->val; ++ else ++ ctx->vflip = ctrl->val; ++ ++ if (!ctx->component) ++ break; ++ ++ if (ctx->hflip && ctx->vflip) ++ u32_value = MMAL_PARAM_MIRROR_BOTH; ++ else if (ctx->hflip) ++ u32_value = MMAL_PARAM_MIRROR_HORIZONTAL; ++ else if (ctx->vflip) ++ u32_value = MMAL_PARAM_MIRROR_VERTICAL; ++ else ++ u32_value = MMAL_PARAM_MIRROR_NONE; ++ ++ ret = vchiq_mmal_port_parameter_set(ctx->dev->instance, ++ &ctx->component->input[0], ++ MMAL_PARAMETER_MIRROR, ++ &u32_value, ++ sizeof(u32_value)); ++ break; ++ } + + default: + v4l2_err(&ctx->dev->v4l2_dev, "Invalid control\n"); +@@ -3152,6 +3183,23 @@ static int bcm2835_codec_open(struct fil + } + break; + case ISP: ++ { ++ v4l2_ctrl_handler_init(hdl, 2); ++ ++ v4l2_ctrl_new_std(hdl, &bcm2835_codec_ctrl_ops, ++ V4L2_CID_HFLIP, ++ 1, 0, 1, 0); ++ v4l2_ctrl_new_std(hdl, &bcm2835_codec_ctrl_ops, ++ V4L2_CID_VFLIP, ++ 1, 0, 1, 0); ++ if (hdl->error) { ++ rc = hdl->error; ++ goto free_ctrl_handler; ++ } ++ ctx->fh.ctrl_handler = hdl; ++ v4l2_ctrl_handler_setup(hdl); ++ } ++ break; + case DEINTERLACE: + { + v4l2_ctrl_handler_init(hdl, 0); |