From patchwork Tue Apr 5 20:44:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Dufresne X-Patchwork-Id: 12802058 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 B6409C43217 for ; Tue, 5 Apr 2022 23:11:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1573813AbiDEWxV (ORCPT ); Tue, 5 Apr 2022 18:53:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49230 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1444239AbiDEWVB (ORCPT ); Tue, 5 Apr 2022 18:21:01 -0400 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [46.235.227.227]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4AAB09BBBE; Tue, 5 Apr 2022 13:45:15 -0700 (PDT) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: nicolas) with ESMTPSA id 1B9041F448BD DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1649191514; bh=EBiSjqkXo2c3hkPGX7BwCqg++QBc8XyeV1CCcGY09D4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bvjReUCSoTw3rNiyYOT/Yl7uSz/RBAsB3McArZ2SLHmvnF4URblCp7apfeW3nYIEH amW3JIT/zr6iSrSn/Fc1BADdhSRYEfASnj4UpswB6SC7M5DRS6l13Geuo6qqleq8GW Gaxjasc09W77XYG9306A347ET5BIbuB/H4LZLvwhOtHhE27aThMH6oYni1A9hmLDY9 GVaOawFo/itXFrIZ21g6q5iXqzl5LjL5Ttrwj1cSdn2BA8j9RGN/n9bPkugeCm9ibW zgEYF5NjT1yUlhzemN6hanC5rQzDJR8PjIhRLILB1GxujvwPgbbtQa46QaM6nE9D2I 7w+xJyGzpAuaA== From: Nicolas Dufresne To: Ezequiel Garcia , Mauro Carvalho Chehab , Greg Kroah-Hartman Cc: kernel@collabora.com, linux-kernel@vger.kernel.org, Sebastian Fricke , linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-staging@lists.linux.dev Subject: [PATCH v3 19/24] media: rkvdec-h264: Add field decoding support Date: Tue, 5 Apr 2022 16:44:20 -0400 Message-Id: <20220405204426.259074-20-nicolas.dufresne@collabora.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220405204426.259074-1-nicolas.dufresne@collabora.com> References: <20220405204426.259074-1-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 60eaf06b6e25..ef74a556c916 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 { @@ -746,23 +743,26 @@ 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; @@ -780,37 +780,36 @@ 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); } } } @@ -998,10 +997,6 @@ 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); @@ -1163,7 +1158,6 @@ 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); @@ -1171,7 +1165,7 @@ 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);