From 50e4c5e1b6e4ff583a0335d97a6386a00da56446 Mon Sep 17 00:00:00 2001 From: Dafna Hirschfeld Date: Wed, 6 Mar 2019 16:13:34 -0500 Subject: [PATCH] media: vicodec: rename v4l2_fwht_default_fmt to v4l2_fwht_find_nth_fmt Rename 'v4l2_fwht_default_fmt' to 'v4l2_fwht_find_nth_fmt' and add a function 'v4l2_fwht_validate_fmt' to check if a format info matches the parameters. This function will also be used to validate the stateless params when adding support for stateless codecs. Signed-off-by: Dafna Hirschfeld Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/vicodec/codec-v4l2-fwht.c | 22 +++++++++++++++++----- drivers/media/platform/vicodec/codec-v4l2-fwht.h | 5 ++++- drivers/media/platform/vicodec/vicodec-core.c | 4 ++-- 3 files changed, 23 insertions(+), 8 deletions(-) diff --git a/drivers/media/platform/vicodec/codec-v4l2-fwht.c b/drivers/media/platform/vicodec/codec-v4l2-fwht.c index f15d76fae45c..372ed95e1a1f 100644 --- a/drivers/media/platform/vicodec/codec-v4l2-fwht.c +++ b/drivers/media/platform/vicodec/codec-v4l2-fwht.c @@ -37,7 +37,19 @@ static const struct v4l2_fwht_pixfmt_info v4l2_fwht_pixfmts[] = { { V4L2_PIX_FMT_GREY, 1, 1, 1, 1, 0, 1, 1, 1, 1, FWHT_FL_PIXENC_RGB}, }; -const struct v4l2_fwht_pixfmt_info *v4l2_fwht_default_fmt(u32 width_div, +bool v4l2_fwht_validate_fmt(const struct v4l2_fwht_pixfmt_info *info, + u32 width_div, u32 height_div, u32 components_num, + u32 pixenc) +{ + if (info->width_div == width_div && + info->height_div == height_div && + (!pixenc || info->pixenc == pixenc) && + info->components_num == components_num) + return true; + return false; +} + +const struct v4l2_fwht_pixfmt_info *v4l2_fwht_find_nth_fmt(u32 width_div, u32 height_div, u32 components_num, u32 pixenc, @@ -46,10 +58,10 @@ const struct v4l2_fwht_pixfmt_info *v4l2_fwht_default_fmt(u32 width_div, unsigned int i; for (i = 0; i < ARRAY_SIZE(v4l2_fwht_pixfmts); i++) { - if (v4l2_fwht_pixfmts[i].width_div == width_div && - v4l2_fwht_pixfmts[i].height_div == height_div && - (!pixenc || v4l2_fwht_pixfmts[i].pixenc == pixenc) && - v4l2_fwht_pixfmts[i].components_num == components_num) { + bool is_valid = v4l2_fwht_validate_fmt(&v4l2_fwht_pixfmts[i], + width_div, height_div, + components_num, pixenc); + if (is_valid) { if (start_idx == 0) return v4l2_fwht_pixfmts + i; start_idx--; diff --git a/drivers/media/platform/vicodec/codec-v4l2-fwht.h b/drivers/media/platform/vicodec/codec-v4l2-fwht.h index 53eba97ebc83..b59503d4049a 100644 --- a/drivers/media/platform/vicodec/codec-v4l2-fwht.h +++ b/drivers/media/platform/vicodec/codec-v4l2-fwht.h @@ -48,7 +48,10 @@ struct v4l2_fwht_state { const struct v4l2_fwht_pixfmt_info *v4l2_fwht_find_pixfmt(u32 pixelformat); const struct v4l2_fwht_pixfmt_info *v4l2_fwht_get_pixfmt(u32 idx); -const struct v4l2_fwht_pixfmt_info *v4l2_fwht_default_fmt(u32 width_div, +bool v4l2_fwht_validate_fmt(const struct v4l2_fwht_pixfmt_info *info, + u32 width_div, u32 height_div, u32 components_num, + u32 pixenc); +const struct v4l2_fwht_pixfmt_info *v4l2_fwht_find_nth_fmt(u32 width_div, u32 height_div, u32 components_num, u32 pixenc, diff --git a/drivers/media/platform/vicodec/vicodec-core.c b/drivers/media/platform/vicodec/vicodec-core.c index ab837d5cb2d8..f68c90f995b9 100644 --- a/drivers/media/platform/vicodec/vicodec-core.c +++ b/drivers/media/platform/vicodec/vicodec-core.c @@ -401,7 +401,7 @@ info_from_header(const struct fwht_cframe_hdr *p_hdr) FWHT_FL_COMPONENTS_NUM_OFFSET); pixenc = (flags & FWHT_FL_PIXENC_MSK); } - return v4l2_fwht_default_fmt(width_div, height_div, + return v4l2_fwht_find_nth_fmt(width_div, height_div, components_num, pixenc, 0); } @@ -622,7 +622,7 @@ static int enum_fmt(struct v4l2_fmtdesc *f, struct vicodec_ctx *ctx, if (!info || ctx->is_enc) info = v4l2_fwht_get_pixfmt(f->index); else - info = v4l2_fwht_default_fmt(info->width_div, + info = v4l2_fwht_find_nth_fmt(info->width_div, info->height_div, info->components_num, info->pixenc, -- 2.11.0