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

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>

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
index 1676c26..e4b28fe 100644 (file)
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
@@ -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)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
index d469ff6..50ba9da 100644 (file)
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
@@ -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,

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c
index fd17724..aed1efa 100644 (file)
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c
@@ -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[] = {