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media: mtk-vcodec: venc: specify bitrate range per-chip

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Different chips have different supported bitrate ranges. Move the min
and max supported bitrates to the platform data.

Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Alexandre Courbot 2020-08-21 12:35:57 +02:00 committed by Mauro Carvalho Chehab
parent c2bc04560c
commit 42f2ea26df
3 changed files with 8 additions and 1 deletions
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4
drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
View File

@ -311,12 +311,16 @@ enum mtk_chip {
*
* @uses_ext: whether the encoder uses the extended firmware messaging format
* @has_lt_irq: whether the encoder uses the LT irq
* @min_birate: minimum supported encoding bitrate
* @max_bitrate: maximum supported encoding bitrate
*/
struct mtk_vcodec_enc_pdata {
enum mtk_chip chip;
bool uses_ext;
bool has_lt_irq;
unsigned long min_bitrate;
unsigned long max_bitrate;
};
#define MTK_ENC_CTX_IS_EXT(ctx) ((ctx)->dev->venc_pdata->uses_ext)

3
drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
View File

@ -1232,7 +1232,8 @@ int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx)
v4l2_ctrl_handler_init(handler, MTK_MAX_CTRLS_HINT);
v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_BITRATE,
1, 4000000, 1, 4000000);
ctx->dev->venc_pdata->min_bitrate,
ctx->dev->venc_pdata->max_bitrate, 1, 4000000);
v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_B_FRAMES,
0, 2, 1, 0);
v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE,

2
drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c
View File

@ -395,6 +395,8 @@ err_enc_pm:
static const struct mtk_vcodec_enc_pdata mt8173_pdata = {
.chip = MTK_MT8173,
.has_lt_irq = true,
.min_bitrate = 1,
.max_bitrate = 4000000,
};
static const struct of_device_id mtk_vcodec_enc_match[] = {