Hi Smitha, just a fast look here [...] > +/* Encoder buffer size for MFCv12 */ > +#define ENC_V120_BASE_SIZE(x, y) \ > + (((x + 3) * (y + 3) * 8) \ > + + (((y * 64) + 2304) * (x + 7) / 8)) do we need any overflow control here? [...] > #define MFC_V7_BIT BIT(2) > #define MFC_V8_BIT BIT(3) > #define MFC_V10_BIT BIT(5) > +#define MFC_V12_BIT BIT(7) > > #define MFC_V5PLUS_BITS (MFC_V5_BIT | MFC_V6_BIT | MFC_V7_BIT | \ > - MFC_V8_BIT | MFC_V10_BIT) > + MFC_V8_BIT | MFC_V10_BIT | MFC_V12_BIT) > #define MFC_V6PLUS_BITS (MFC_V6_BIT | MFC_V7_BIT | MFC_V8_BIT | \ > - MFC_V10_BIT) > -#define MFC_V7PLUS_BITS (MFC_V7_BIT | MFC_V8_BIT | MFC_V10_BIT) > + MFC_V10_BIT | MFC_V12_BIT) > +#define MFC_V7PLUS_BITS (MFC_V7_BIT | MFC_V8_BIT | MFC_V10_BIT | \ > + MFC_V12_BIT) why not MFC_V10PLUS_BITS ? [...] > @@ -146,7 +146,7 @@ static struct s5p_mfc_fmt formats[] = { > .codec_mode = S5P_FIMV_CODEC_HEVC_DEC, > .type = MFC_FMT_DEC, > .num_planes = 1, > - .versions = MFC_V10_BIT, > + .versions = MFC_V10_BIT | MFC_V12_BIT, we could just yse MFC_V10PLUS_BITS here [...] > + if (IS_MFCV12(dev)) { > + lcu_width = S5P_MFC_LCU_WIDTH(ctx->img_width); > + lcu_height = S5P_MFC_LCU_HEIGHT(ctx->img_height); > + if (ctx->codec_mode == S5P_FIMV_CODEC_HEVC_ENC && > + ctx->is_10bit) { > + ctx->luma_dpb_size = > + width64 * height32 + > + ALIGN(DIV_ROUND_UP(lcu_width * 32, 4), > + 16) * height32 + 128; > + if (ctx->is_422) { > + ctx->chroma_dpb_size = > + ctx->luma_dpb_size; > + } else { > + ctx->chroma_dpb_size = > + width64 * height32 / 2 + > + ALIGN(DIV_ROUND_UP(lcu_width * > + 32, 4), 16) * height32 / 2 + 128; > + } You don't need the brackets here. > + } else if (ctx->codec_mode == S5P_FIMV_CODEC_VP9_ENC && > + ctx->is_10bit) { > + ctx->luma_dpb_size = > + ALIGN(ctx->img_width * 2, 128) * > + height32 + 64; > + ctx->chroma_dpb_size = > + ALIGN(ctx->img_width * 2, 128) * > + height32 / 2 + 64; > + } else { > + ctx->luma_dpb_size = > + width64 * height32 + 64; > + if (ctx->is_422) { > + ctx->chroma_dpb_size = > + ctx->luma_dpb_size; > + } else { > + ctx->chroma_dpb_size = > + width64 * height32 / 2 + 64; > + } You don't need the brackets here. [...] Andi