From patchwork Wed Jan 9 00:15:42 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steve Longerbeam X-Patchwork-Id: 10753179 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3455E17D2 for ; Wed, 9 Jan 2019 00:17:14 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2324328C0C for ; Wed, 9 Jan 2019 00:17:14 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1720D28CF1; Wed, 9 Jan 2019 00:17:14 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8FFA928C0C for ; Wed, 9 Jan 2019 00:17:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729094AbfAIARH (ORCPT ); Tue, 8 Jan 2019 19:17:07 -0500 Received: from mail-pf1-f194.google.com ([209.85.210.194]:34202 "EHLO mail-pf1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729184AbfAIAQG (ORCPT ); Tue, 8 Jan 2019 19:16:06 -0500 Received: by mail-pf1-f194.google.com with SMTP id h3so2740750pfg.1; Tue, 08 Jan 2019 16:16:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=4N7ojczW0kjHmDJMWNYmDjBpUir6wWRrzDKNFy4GszY=; b=aa+L8I0l+KTm/oHuAjmnOpBvB+YZMp0v+6vsYA596AWQ+pbDaulLl5baa1hXaMFwa8 Pul79m65efTRuqigAbGN2Q+LygCxhHk4dOu8IwMPsjVymQAk3+rZ8LvzKpmvP4MbtsiG prtAWqH4d3al5Kozw9aEXtM+SotDS7ywNr4vbQrlwzq+QLUJ3JBB2xor2gbP+S/USOM8 YnDmFMGR9p8w+CpMKZu5p36rum0VIG6DuFNucrZRPBUDVavCpLaDriFafu0Kd3Oy5tLf Sko+piYZO8q6H95S9M2fIBW9OOXSpbHQrH55x7sF6U0PnlyDr4okrGKGznx1eIXM+dBw qFIg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=4N7ojczW0kjHmDJMWNYmDjBpUir6wWRrzDKNFy4GszY=; b=KUYIwRBvpgJrFg4fWZ/ha7pizwqaF5TUCgoytV/vy5SazyIWDE/uVfKSaV/bsyOUFH 1yLbc7w2rGADGgmSfmPmAj17ZF2dAYxp0ycmJQ9Cy5E4Ul7dfmUo+tfgHCUFwsGeKWJr diJfrH6gwaNMuxqQFHdWqpC/v3Zw4eSn80xZESt410RR7WPBpCGLMeZDYhQnlGBAKfZi nccH3WeCrkLpkhObCHlNIhD3vcQTMS9CGxAHdkPZpPI21LdSehdqSQo4z2Otb5Oy0a0k ZOooQ0pHqJrPmQtwZBB24KBjf3k2vwe5wGWhx1BGMak9NrDoYwhWRrnWXFaCUE5/bHoY M1xw== X-Gm-Message-State: AJcUukc8FflwIhtbpNdcK+NQBslwtlPTnjTgDaPiGfaDGiLyvCAVjKRa DTMYp2zYWrLwW9hsqUA4zaLYpxEY X-Google-Smtp-Source: ALg8bN7Bj2WWpxqqr6BL3UhQ9pTW654aunbp1sYQCljap+aoBiFIX1ypM+UfSGsS0La6o/+stfIgpA== X-Received: by 2002:aa7:8045:: with SMTP id y5mr3795842pfm.62.1546992964123; Tue, 08 Jan 2019 16:16:04 -0800 (PST) Received: from majic.sklembedded.com (c-98-210-181-167.hsd1.ca.comcast.net. [98.210.181.167]) by smtp.googlemail.com with ESMTPSA id 134sm83978490pgb.78.2019.01.08.16.16.02 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 08 Jan 2019 16:16:03 -0800 (PST) From: Steve Longerbeam To: linux-media@vger.kernel.org Cc: Steve Longerbeam , Philipp Zabel , Mauro Carvalho Chehab , Greg Kroah-Hartman , Bartlomiej Zolnierkiewicz , dri-devel@lists.freedesktop.org (open list:DRM DRIVERS FOR FREESCALE IMX), linux-kernel@vger.kernel.org (open list), devel@driverdev.osuosl.org (open list:STAGING SUBSYSTEM), linux-fbdev@vger.kernel.org (open list:FRAMEBUFFER LAYER) Subject: [PATCH v6 03/12] gpu: ipu-v3: Add planar support to interlaced scan Date: Tue, 8 Jan 2019 16:15:42 -0800 Message-Id: <20190109001551.16113-4-slongerbeam@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190109001551.16113-1-slongerbeam@gmail.com> References: <20190109001551.16113-1-slongerbeam@gmail.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP To support interlaced scan with planar formats, cpmem SLUV must be programmed with the correct chroma line stride. For full and partial planar 4:2:2 (YUV422P, NV16), chroma line stride must be doubled. For full and partial planar 4:2:0 (YUV420, YVU420, NV12), chroma line stride must _not_ be doubled, since a single chroma line is shared by two luma lines. Signed-off-by: Steve Longerbeam Reviewed-by: Philipp Zabel Acked-by: Philipp Zabel --- drivers/gpu/ipu-v3/ipu-cpmem.c | 26 +++++++++++++++++++-- drivers/staging/media/imx/imx-ic-prpencvf.c | 3 ++- drivers/staging/media/imx/imx-media-csi.c | 3 ++- include/video/imx-ipu-v3.h | 3 ++- 4 files changed, 30 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c index 163fadb8a33a..d047a6867c59 100644 --- a/drivers/gpu/ipu-v3/ipu-cpmem.c +++ b/drivers/gpu/ipu-v3/ipu-cpmem.c @@ -277,9 +277,10 @@ void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off) } EXPORT_SYMBOL_GPL(ipu_cpmem_set_uv_offset); -void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride) +void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride, + u32 pixelformat) { - u32 ilo, sly; + u32 ilo, sly, sluv; if (stride < 0) { stride = -stride; @@ -290,9 +291,30 @@ void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride) sly = (stride * 2) - 1; + switch (pixelformat) { + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_YVU420: + sluv = stride / 2 - 1; + break; + case V4L2_PIX_FMT_NV12: + sluv = stride - 1; + break; + case V4L2_PIX_FMT_YUV422P: + sluv = stride - 1; + break; + case V4L2_PIX_FMT_NV16: + sluv = stride * 2 - 1; + break; + default: + sluv = 0; + break; + } + ipu_ch_param_write_field(ch, IPU_FIELD_SO, 1); ipu_ch_param_write_field(ch, IPU_FIELD_ILO, ilo); ipu_ch_param_write_field(ch, IPU_FIELD_SLY, sly); + if (sluv) + ipu_ch_param_write_field(ch, IPU_FIELD_SLUV, sluv); }; EXPORT_SYMBOL_GPL(ipu_cpmem_interlaced_scan); diff --git a/drivers/staging/media/imx/imx-ic-prpencvf.c b/drivers/staging/media/imx/imx-ic-prpencvf.c index 28f41caba05d..af7224846bd5 100644 --- a/drivers/staging/media/imx/imx-ic-prpencvf.c +++ b/drivers/staging/media/imx/imx-ic-prpencvf.c @@ -412,7 +412,8 @@ static int prp_setup_channel(struct prp_priv *priv, if (image.pix.field == V4L2_FIELD_NONE && V4L2_FIELD_HAS_BOTH(infmt->field) && channel == priv->out_ch) - ipu_cpmem_interlaced_scan(channel, image.pix.bytesperline); + ipu_cpmem_interlaced_scan(channel, image.pix.bytesperline, + image.pix.pixelformat); ret = ipu_ic_task_idma_init(priv->ic, channel, image.pix.width, image.pix.height, diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c index c2a8d9cd31b7..da4808348845 100644 --- a/drivers/staging/media/imx/imx-media-csi.c +++ b/drivers/staging/media/imx/imx-media-csi.c @@ -512,7 +512,8 @@ static int csi_idmac_setup_channel(struct csi_priv *priv) if (image.pix.field == V4L2_FIELD_NONE && V4L2_FIELD_HAS_BOTH(infmt->field)) ipu_cpmem_interlaced_scan(priv->idmac_ch, - image.pix.bytesperline); + image.pix.bytesperline, + image.pix.pixelformat); ipu_idmac_set_double_buffer(priv->idmac_ch, true); diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h index bbc8481f567d..c887f4bee5f8 100644 --- a/include/video/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -258,7 +258,8 @@ void ipu_cpmem_set_stride(struct ipuv3_channel *ch, int stride); void ipu_cpmem_set_high_priority(struct ipuv3_channel *ch); void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf); void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off); -void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride); +void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride, + u32 pixelformat); void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id); int ipu_cpmem_get_burstsize(struct ipuv3_channel *ch); void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize);