From patchwork Thu Mar 31 19:37:21 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Dufresne X-Patchwork-Id: 12797652 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B5A39C433EF for ; Thu, 31 Mar 2022 19:38:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240920AbiCaTk1 (ORCPT ); Thu, 31 Mar 2022 15:40:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45042 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240995AbiCaTj5 (ORCPT ); Thu, 31 Mar 2022 15:39:57 -0400 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1E3E523D5A7; Thu, 31 Mar 2022 12:38:06 -0700 (PDT) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: nicolas) with ESMTPSA id 8BB5D1F47265 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1648755485; bh=tJkYBPUI53S8Pz6DtM2kRVN+d+Rk5Laqr934vgpA+2I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cKJkcilysUe2ZqBlmd0qmiPyaByTjRoOqgM8QM6waeOnmKgNPBJ49UC8Eb7vp43nf XwqKXb6Dh/fbUplGRaEP7PI7Xragk94lRZvW5hSdghupE3qcMeDI+XV/X9gMVq+oWU 0Zo+XxjEymadF53qEha91MRqLjsakUc1UhXZMnV6l6MbeL5tIzgx0j6ofyxTyW7rs7 cVvPNaTlMbPVBuPfoeDinFZCOWwTwMprbic7m3MxPmEenTjuta56sLmGdidW1+UyKq kdKU/OpiEvRcGE5cGrtM8IRV5PLl5abX2Of+tXpHm1QLj4h84CqKd0QpRN7HiFyTl7 NyYZNV3cIbfvA== From: Nicolas Dufresne To: Ezequiel Garcia , Mauro Carvalho Chehab , Greg Kroah-Hartman Cc: kernel@collabora.com, Sebastian Fricke , linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH v2 19/23] media: rkvdec-h264: Add field decoding support Date: Thu, 31 Mar 2022 15:37:21 -0400 Message-Id: <20220331193726.289559-20-nicolas.dufresne@collabora.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220331193726.289559-1-nicolas.dufresne@collabora.com> References: <20220331193726.289559-1-nicolas.dufresne@collabora.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org This makes use of the new feature in the reference builder to program up to 32 references when doing field decoding. It also signals the parity (top or bottom) of the field to the hardware. Signed-off-by: Nicolas Dufresne Reviewed-by: Sebastian Fricke --- drivers/staging/media/rkvdec/rkvdec-h264.c | 48 ++++++++++------------ 1 file changed, 21 insertions(+), 27 deletions(-) diff --git a/drivers/staging/media/rkvdec/rkvdec-h264.c b/drivers/staging/media/rkvdec/rkvdec-h264.c index 730f8ebf7f58..d50da72933bc 100644 --- a/drivers/staging/media/rkvdec/rkvdec-h264.c +++ b/drivers/staging/media/rkvdec/rkvdec-h264.c @@ -97,13 +97,10 @@ struct rkvdec_h264_priv_tbl { u8 err_info[RKV_ERROR_INFO_SIZE]; }; -#define RKVDEC_H264_DPB_SIZE 16 - struct rkvdec_h264_reflists { struct v4l2_h264_reference p[V4L2_H264_REF_LIST_LEN]; struct v4l2_h264_reference b0[V4L2_H264_REF_LIST_LEN]; struct v4l2_h264_reference b1[V4L2_H264_REF_LIST_LEN]; - u8 num_valid; }; struct rkvdec_h264_run { @@ -738,23 +735,26 @@ static void lookup_ref_buf_idx(struct rkvdec_ctx *ctx, struct vb2_queue *cap_q = &m2m_ctx->cap_q_ctx.q; int buf_idx = -1; - if (dpb[i].flags & V4L2_H264_DPB_ENTRY_FLAG_ACTIVE) + if (dpb[i].flags & V4L2_H264_DPB_ENTRY_FLAG_ACTIVE) { buf_idx = vb2_find_timestamp(cap_q, dpb[i].reference_ts, 0); + if (buf_idx < 0) + pr_debug("No buffer for reference_ts %llu", + dpb[i].reference_ts); + } run->ref_buf_idx[i] = buf_idx; } } static void assemble_hw_rps(struct rkvdec_ctx *ctx, + struct v4l2_h264_reflist_builder *builder, struct rkvdec_h264_run *run) { const struct v4l2_ctrl_h264_decode_params *dec_params = run->decode_params; const struct v4l2_h264_dpb_entry *dpb = dec_params->dpb; struct rkvdec_h264_ctx *h264_ctx = ctx->priv; - const struct v4l2_ctrl_h264_sps *sps = run->sps; struct rkvdec_h264_priv_tbl *priv_tbl = h264_ctx->priv_tbl.cpu; - u32 max_frame_num = 1 << (sps->log2_max_frame_num_minus4 + 4); u32 *hw_rps = priv_tbl->rps; u32 i, j; @@ -772,37 +772,36 @@ static void assemble_hw_rps(struct rkvdec_ctx *ctx, if (!(dpb[i].flags & V4L2_H264_DPB_ENTRY_FLAG_ACTIVE)) continue; - if (dpb[i].flags & V4L2_H264_DPB_ENTRY_FLAG_LONG_TERM || - dpb[i].frame_num <= dec_params->frame_num) { - p[i] = dpb[i].frame_num; - continue; - } - - p[i] = dpb[i].frame_num - max_frame_num; + p[i] = builder->refs[i].frame_num; } for (j = 0; j < RKVDEC_NUM_REFLIST; j++) { - for (i = 0; i < h264_ctx->reflists.num_valid; i++) { - bool dpb_valid = run->ref_buf_idx[i] >= 0; - u8 idx = 0; + for (i = 0; i < builder->num_valid; i++) { + struct v4l2_h264_reference *ref; + bool dpb_valid; + bool bottom; switch (j) { case 0: - idx = h264_ctx->reflists.p[i].index; + ref = &h264_ctx->reflists.p[i]; break; case 1: - idx = h264_ctx->reflists.b0[i].index; + ref = &h264_ctx->reflists.b0[i]; break; case 2: - idx = h264_ctx->reflists.b1[i].index; + ref = &h264_ctx->reflists.b1[i]; break; } - if (idx >= ARRAY_SIZE(dec_params->dpb)) + if (WARN_ON(ref->index >= ARRAY_SIZE(dec_params->dpb))) continue; + dpb_valid = run->ref_buf_idx[ref->index] >= 0; + bottom = ref->fields == V4L2_H264_BOTTOM_FIELD_REF; + set_ps_field(hw_rps, DPB_INFO(i, j), - idx | dpb_valid << 4); + ref->index | dpb_valid << 4); + set_ps_field(hw_rps, BOTTOM_FLAG(i, j), bottom); } } } @@ -990,10 +989,6 @@ static void config_registers(struct rkvdec_ctx *ctx, rkvdec->regs + RKVDEC_REG_H264_BASE_REFER15); } - /* - * Since support frame mode only - * top_field_order_cnt is the same as bottom_field_order_cnt - */ reg = RKVDEC_CUR_POC(dec_params->top_field_order_cnt); writel_relaxed(reg, rkvdec->regs + RKVDEC_REG_CUR_POC0); @@ -1109,7 +1104,6 @@ static int rkvdec_h264_run(struct rkvdec_ctx *ctx) /* Build the P/B{0,1} ref lists. */ v4l2_h264_init_reflist_builder(&reflist_builder, run.decode_params, run.sps, run.decode_params->dpb); - h264_ctx->reflists.num_valid = reflist_builder.num_valid; v4l2_h264_build_p_ref_list(&reflist_builder, h264_ctx->reflists.p); v4l2_h264_build_b_ref_lists(&reflist_builder, h264_ctx->reflists.b0, h264_ctx->reflists.b1); @@ -1117,7 +1111,7 @@ static int rkvdec_h264_run(struct rkvdec_ctx *ctx) assemble_hw_scaling_list(ctx, &run); assemble_hw_pps(ctx, &run); lookup_ref_buf_idx(ctx, &run); - assemble_hw_rps(ctx, &run); + assemble_hw_rps(ctx, &reflist_builder, &run); config_registers(ctx, &run); rkvdec_run_postamble(ctx, &run.base);