Re: [PATCH v2,5/7] media: mediatek: vcodec: Get get each instance format type

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Il 22/03/23 10:46, Yunfei Dong ha scritto:
Adding echo command to get capture and output queue format
type:'echo -format > vdec'

Signed-off-by: Yunfei Dong <yunfei.dong@xxxxxxxxxxxx>
---
  .../mediatek/vcodec/mtk_vcodec_dbgfs.c        | 48 +++++++++++++++++++
  .../mediatek/vcodec/mtk_vcodec_dbgfs.h        |  1 +
  2 files changed, 49 insertions(+)

diff --git a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dbgfs.c b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dbgfs.c
index 19a1dc068efd..1b1b4301a83d 100644
--- a/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dbgfs.c
+++ b/drivers/media/platform/mediatek/vcodec/mtk_vcodec_dbgfs.c
@@ -10,6 +10,48 @@
  #include "mtk_vcodec_drv.h"
  #include "mtk_vcodec_util.h"
+static void mtk_vdec_dbgfs_get_format_type(struct mtk_vcodec_ctx *ctx, char *buf,
+					   int *used, int total)
+{
+	int curr_len;
+
+	switch (ctx->current_codec) {
+	case V4L2_PIX_FMT_H264_SLICE:
+		curr_len = snprintf(buf + *used, total - *used,
+				    "\toutput format: h264 slice\n");

Isn't this the same information that's also given by the VIDIOC_ENUM_FMT ioctl?

Check functions v4l_enum_fmt(), v4l_fill_fmtdesc().

Regards,
Angelo




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