From patchwork Wed Mar 17 17:31:55 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 12146577 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9D7E9C433DB for ; Wed, 17 Mar 2021 17:36:37 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1AB5564EED for ; Wed, 17 Mar 2021 17:36:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1AB5564EED Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:Cc:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=azI0OQQ8OUV06LFoq4hrfXhDPb8OUdLOt6jJWSp4+6s=; b=OrjHn1qYGHeDwAd+nlR6XRmlI 69uQh09g0unZaaJ6lRYHQjqoSNg3MQ6qhQ0OfkMv9Hsh+8XUUT858BtTky1AeR8x5gPeLC1P6DADu B2Cp8TUeZ0qR7s6fXJ5VAlEVDrNQIQa7fH42SY+WlIhn6X+ogA7G0y35tf3iZFj6ahAPTXWosVGD2 8IhDX+absANftdo16GaSVdnShaO4pgpdHCYu+uJFlwK4btcDrol0EFrUJp1rXosGkQ87BZcT7v74l SQfa6B9Bj/rqO7WoX8xfuFM3gHKAw1u9CnCdFbr0t9RCNEH5poA2DSxvX0zBrT7HocDYX5LjDB0MF y13p3+8xw==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lMa3A-003dkt-Qe; Wed, 17 Mar 2021 17:33:41 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lMa2D-003dMa-Kr; Wed, 17 Mar 2021 17:32:43 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: benjamin.gaignard) with ESMTPSA id 124E31F45457 From: Benjamin Gaignard To: ezequiel@collabora.com, p.zabel@pengutronix.de, mchehab@kernel.org, robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com, lee.jones@linaro.org, gregkh@linuxfoundation.org, mripard@kernel.org, paul.kocialkowski@bootlin.com, wens@csie.org, jernej.skrabec@siol.net, hverkuil-cisco@xs4all.nl, emil.l.velikov@gmail.com Cc: kernel@pengutronix.de, linux-imx@nxp.com, linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devel@driverdev.osuosl.org, kernel@collabora.com, Benjamin Gaignard Subject: [PATCH v5 06/13] media: hantro: change hantro_codec_ops run prototype to return errors Date: Wed, 17 Mar 2021 18:31:55 +0100 Message-Id: <20210317173202.107519-7-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210317173202.107519-1-benjamin.gaignard@collabora.com> References: <20210317173202.107519-1-benjamin.gaignard@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210317_173241_745897_21648241 X-CRM114-Status: GOOD ( 15.44 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Change hantro_codec_ops run prototype from 'void' to 'int'. This allow to cancel the job if an error occur while configuring the hardware. Signed-off-by: Benjamin Gaignard --- version 5: - forward hantro_h264_dec_prepare_run() return value in case of error drivers/staging/media/hantro/hantro_drv.c | 4 +++- .../staging/media/hantro/hantro_g1_h264_dec.c | 10 +++++++--- .../media/hantro/hantro_g1_mpeg2_dec.c | 4 +++- .../staging/media/hantro/hantro_g1_vp8_dec.c | 6 ++++-- .../staging/media/hantro/hantro_h1_jpeg_enc.c | 4 +++- drivers/staging/media/hantro/hantro_hw.h | 19 ++++++++++--------- .../media/hantro/rk3399_vpu_hw_jpeg_enc.c | 4 +++- .../media/hantro/rk3399_vpu_hw_mpeg2_dec.c | 4 +++- .../media/hantro/rk3399_vpu_hw_vp8_dec.c | 6 ++++-- 9 files changed, 40 insertions(+), 21 deletions(-) diff --git a/drivers/staging/media/hantro/hantro_drv.c b/drivers/staging/media/hantro/hantro_drv.c index e5f200e64993..ac1429f00b33 100644 --- a/drivers/staging/media/hantro/hantro_drv.c +++ b/drivers/staging/media/hantro/hantro_drv.c @@ -161,7 +161,9 @@ static void device_run(void *priv) v4l2_m2m_buf_copy_metadata(src, dst, true); - ctx->codec_ops->run(ctx); + if (ctx->codec_ops->run(ctx)) + goto err_cancel_job; + return; err_cancel_job: diff --git a/drivers/staging/media/hantro/hantro_g1_h264_dec.c b/drivers/staging/media/hantro/hantro_g1_h264_dec.c index 845bef73d218..5c792b7bcb79 100644 --- a/drivers/staging/media/hantro/hantro_g1_h264_dec.c +++ b/drivers/staging/media/hantro/hantro_g1_h264_dec.c @@ -273,13 +273,15 @@ static void set_buffers(struct hantro_ctx *ctx) vdpu_write_relaxed(vpu, ctx->h264_dec.priv.dma, G1_REG_ADDR_QTABLE); } -void hantro_g1_h264_dec_run(struct hantro_ctx *ctx) +int hantro_g1_h264_dec_run(struct hantro_ctx *ctx) { struct hantro_dev *vpu = ctx->dev; + int ret; /* Prepare the H264 decoder context. */ - if (hantro_h264_dec_prepare_run(ctx)) - return; + ret = hantro_h264_dec_prepare_run(ctx); + if (ret) + return ret; /* Configure hardware registers. */ set_params(ctx); @@ -301,4 +303,6 @@ void hantro_g1_h264_dec_run(struct hantro_ctx *ctx) G1_REG_CONFIG_DEC_CLK_GATE_E, G1_REG_CONFIG); vdpu_write(vpu, G1_REG_INTERRUPT_DEC_E, G1_REG_INTERRUPT); + + return 0; } diff --git a/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c b/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c index 6386a3989bfe..5e8943d31dc5 100644 --- a/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c +++ b/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c @@ -155,7 +155,7 @@ hantro_g1_mpeg2_dec_set_buffers(struct hantro_dev *vpu, struct hantro_ctx *ctx, vdpu_write_relaxed(vpu, backward_addr, G1_REG_REFER3_BASE); } -void hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx) +int hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx) { struct hantro_dev *vpu = ctx->dev; struct vb2_v4l2_buffer *src_buf, *dst_buf; @@ -248,4 +248,6 @@ void hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx) reg = G1_REG_DEC_E(1); vdpu_write(vpu, reg, G1_SWREG(1)); + + return 0; } diff --git a/drivers/staging/media/hantro/hantro_g1_vp8_dec.c b/drivers/staging/media/hantro/hantro_g1_vp8_dec.c index a5cdf150cd16..d665df026546 100644 --- a/drivers/staging/media/hantro/hantro_g1_vp8_dec.c +++ b/drivers/staging/media/hantro/hantro_g1_vp8_dec.c @@ -426,7 +426,7 @@ static void cfg_buffers(struct hantro_ctx *ctx, vdpu_write_relaxed(vpu, dst_dma, G1_REG_ADDR_DST); } -void hantro_g1_vp8_dec_run(struct hantro_ctx *ctx) +int hantro_g1_vp8_dec_run(struct hantro_ctx *ctx) { const struct v4l2_ctrl_vp8_frame_header *hdr; struct hantro_dev *vpu = ctx->dev; @@ -439,7 +439,7 @@ void hantro_g1_vp8_dec_run(struct hantro_ctx *ctx) hdr = hantro_get_ctrl(ctx, V4L2_CID_MPEG_VIDEO_VP8_FRAME_HEADER); if (WARN_ON(!hdr)) - return; + return -EINVAL; /* Reset segment_map buffer in keyframe */ if (VP8_FRAME_IS_KEY_FRAME(hdr) && ctx->vp8_dec.segment_map.cpu) @@ -499,4 +499,6 @@ void hantro_g1_vp8_dec_run(struct hantro_ctx *ctx) hantro_end_prepare_run(ctx); vdpu_write(vpu, G1_REG_INTERRUPT_DEC_E, G1_REG_INTERRUPT); + + return 0; } diff --git a/drivers/staging/media/hantro/hantro_h1_jpeg_enc.c b/drivers/staging/media/hantro/hantro_h1_jpeg_enc.c index b88dc4ed06db..56cf261a8e95 100644 --- a/drivers/staging/media/hantro/hantro_h1_jpeg_enc.c +++ b/drivers/staging/media/hantro/hantro_h1_jpeg_enc.c @@ -88,7 +88,7 @@ hantro_h1_jpeg_enc_set_qtable(struct hantro_dev *vpu, } } -void hantro_h1_jpeg_enc_run(struct hantro_ctx *ctx) +int hantro_h1_jpeg_enc_run(struct hantro_ctx *ctx) { struct hantro_dev *vpu = ctx->dev; struct vb2_v4l2_buffer *src_buf, *dst_buf; @@ -136,6 +136,8 @@ void hantro_h1_jpeg_enc_run(struct hantro_ctx *ctx) hantro_end_prepare_run(ctx); vepu_write(vpu, reg, H1_REG_ENC_CTRL); + + return 0; } void hantro_jpeg_enc_done(struct hantro_ctx *ctx) diff --git a/drivers/staging/media/hantro/hantro_hw.h b/drivers/staging/media/hantro/hantro_hw.h index 34c9e4649a25..4e2e7a5ed283 100644 --- a/drivers/staging/media/hantro/hantro_hw.h +++ b/drivers/staging/media/hantro/hantro_hw.h @@ -126,14 +126,15 @@ struct hantro_postproc_ctx { * Optional and called from process context. * @run: Start single {en,de)coding job. Called from atomic context * to indicate that a pair of buffers is ready and the hardware - * should be programmed and started. + * should be programmed and started. Returns zero if OK, a + * negative value in error cases. * @done: Read back processing results and additional data from hardware. * @reset: Reset the hardware in case of a timeout. */ struct hantro_codec_ops { int (*init)(struct hantro_ctx *ctx); void (*exit)(struct hantro_ctx *ctx); - void (*run)(struct hantro_ctx *ctx); + int (*run)(struct hantro_ctx *ctx); void (*done)(struct hantro_ctx *ctx); void (*reset)(struct hantro_ctx *ctx); }; @@ -164,8 +165,8 @@ void hantro_irq_done(struct hantro_dev *vpu, void hantro_start_prepare_run(struct hantro_ctx *ctx); void hantro_end_prepare_run(struct hantro_ctx *ctx); -void hantro_h1_jpeg_enc_run(struct hantro_ctx *ctx); -void rk3399_vpu_jpeg_enc_run(struct hantro_ctx *ctx); +int hantro_h1_jpeg_enc_run(struct hantro_ctx *ctx); +int rk3399_vpu_jpeg_enc_run(struct hantro_ctx *ctx); int hantro_jpeg_enc_init(struct hantro_ctx *ctx); void hantro_jpeg_enc_exit(struct hantro_ctx *ctx); void hantro_jpeg_enc_done(struct hantro_ctx *ctx); @@ -173,7 +174,7 @@ void hantro_jpeg_enc_done(struct hantro_ctx *ctx); dma_addr_t hantro_h264_get_ref_buf(struct hantro_ctx *ctx, unsigned int dpb_idx); int hantro_h264_dec_prepare_run(struct hantro_ctx *ctx); -void hantro_g1_h264_dec_run(struct hantro_ctx *ctx); +int hantro_g1_h264_dec_run(struct hantro_ctx *ctx); int hantro_h264_dec_init(struct hantro_ctx *ctx); void hantro_h264_dec_exit(struct hantro_ctx *ctx); @@ -204,15 +205,15 @@ hantro_h264_mv_size(unsigned int width, unsigned int height) return 64 * MB_WIDTH(width) * MB_WIDTH(height) + 32; } -void hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx); -void rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx); +int hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx); +int rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx); void hantro_mpeg2_dec_copy_qtable(u8 *qtable, const struct v4l2_ctrl_mpeg2_quantization *ctrl); int hantro_mpeg2_dec_init(struct hantro_ctx *ctx); void hantro_mpeg2_dec_exit(struct hantro_ctx *ctx); -void hantro_g1_vp8_dec_run(struct hantro_ctx *ctx); -void rk3399_vpu_vp8_dec_run(struct hantro_ctx *ctx); +int hantro_g1_vp8_dec_run(struct hantro_ctx *ctx); +int rk3399_vpu_vp8_dec_run(struct hantro_ctx *ctx); int hantro_vp8_dec_init(struct hantro_ctx *ctx); void hantro_vp8_dec_exit(struct hantro_ctx *ctx); void hantro_vp8_prob_update(struct hantro_ctx *ctx, diff --git a/drivers/staging/media/hantro/rk3399_vpu_hw_jpeg_enc.c b/drivers/staging/media/hantro/rk3399_vpu_hw_jpeg_enc.c index 3498e6124acd..3a27ebef4f38 100644 --- a/drivers/staging/media/hantro/rk3399_vpu_hw_jpeg_enc.c +++ b/drivers/staging/media/hantro/rk3399_vpu_hw_jpeg_enc.c @@ -118,7 +118,7 @@ rk3399_vpu_jpeg_enc_set_qtable(struct hantro_dev *vpu, } } -void rk3399_vpu_jpeg_enc_run(struct hantro_ctx *ctx) +int rk3399_vpu_jpeg_enc_run(struct hantro_ctx *ctx) { struct hantro_dev *vpu = ctx->dev; struct vb2_v4l2_buffer *src_buf, *dst_buf; @@ -168,4 +168,6 @@ void rk3399_vpu_jpeg_enc_run(struct hantro_ctx *ctx) /* Kick the watchdog and start encoding */ hantro_end_prepare_run(ctx); vepu_write(vpu, reg, VEPU_REG_ENCODE_START); + + return 0; } diff --git a/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c b/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c index f610fa5b4335..4bd3080abbc1 100644 --- a/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c +++ b/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c @@ -157,7 +157,7 @@ rk3399_vpu_mpeg2_dec_set_buffers(struct hantro_dev *vpu, vdpu_write_relaxed(vpu, backward_addr, VDPU_REG_REFER3_BASE); } -void rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx) +int rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx) { struct hantro_dev *vpu = ctx->dev; struct vb2_v4l2_buffer *src_buf, *dst_buf; @@ -254,4 +254,6 @@ void rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx) reg = vdpu_read(vpu, VDPU_SWREG(57)) | VDPU_REG_DEC_E(1); vdpu_write(vpu, reg, VDPU_SWREG(57)); + + return 0; } diff --git a/drivers/staging/media/hantro/rk3399_vpu_hw_vp8_dec.c b/drivers/staging/media/hantro/rk3399_vpu_hw_vp8_dec.c index a4a792f00b11..755571e16fcd 100644 --- a/drivers/staging/media/hantro/rk3399_vpu_hw_vp8_dec.c +++ b/drivers/staging/media/hantro/rk3399_vpu_hw_vp8_dec.c @@ -504,7 +504,7 @@ static void cfg_buffers(struct hantro_ctx *ctx, vdpu_write_relaxed(vpu, dst_dma, VDPU_REG_ADDR_DST); } -void rk3399_vpu_vp8_dec_run(struct hantro_ctx *ctx) +int rk3399_vpu_vp8_dec_run(struct hantro_ctx *ctx) { const struct v4l2_ctrl_vp8_frame_header *hdr; struct hantro_dev *vpu = ctx->dev; @@ -517,7 +517,7 @@ void rk3399_vpu_vp8_dec_run(struct hantro_ctx *ctx) hdr = hantro_get_ctrl(ctx, V4L2_CID_MPEG_VIDEO_VP8_FRAME_HEADER); if (WARN_ON(!hdr)) - return; + return -EINVAL; /* Reset segment_map buffer in keyframe */ if (VP8_FRAME_IS_KEY_FRAME(hdr) && ctx->vp8_dec.segment_map.cpu) @@ -590,4 +590,6 @@ void rk3399_vpu_vp8_dec_run(struct hantro_ctx *ctx) hantro_end_prepare_run(ctx); hantro_reg_write(vpu, &vp8_dec_start_dec, 1); + + return 0; }