From mboxrd@z Thu Jan 1 00:00:00 1970 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=-6.2 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,T_DKIMWL_WL_HIGH,UNPARSEABLE_RELAY, UNWANTED_LANGUAGE_BODY,URIBL_BLOCKED,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 B384AC282CE for ; Tue, 4 Jun 2019 10:24:32 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 884CA24CCD for ; Tue, 4 Jun 2019 10:24:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="aDr7D4QW" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 884CA24CCD Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-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=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=xqfXAKkGO28qzFN8Q+z2V8EDhmV+iqisaafyMq7DJ48=; b=aDr7D4QWZ6GLvE I//JofQlcNdxKaXYjiE+YP3o0MDvVfyXQhi1I1ctx3ZAz8angv77bQigqw4uWUPrr9eKwqs0qjNe2 fxEvOb6GYzcZY5qCBMuJ3iCOI2bK0jRsRjRZ8dBjfVqwpEo3UlvBOwLI6s1muXXCOlRQdISZ3LFfU TYSVr43zUH1oegZpKd9+QQNofpRpmTJIYxdcWj9lPY2Zr7ZENeSMBBekAWqAimldY2qSr/7S4xYlV LU0xlwtCIXdYKBe1N1zV/3JCP67r+Rig/MWCVTEUY7M0BcJhQqiLOsmRU888lEbmulXdDKIpaTuYr 8Ea0DW54/Gkyd0woOJPw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hY6cJ-0007TC-Sn; Tue, 04 Jun 2019 10:24:31 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hY6QK-0006I2-Ll; Tue, 04 Jun 2019 10:12:14 +0000 X-UUID: 17fdb43d944a467db8e5ac87c6442da9-20190604 X-UUID: 17fdb43d944a467db8e5ac87c6442da9-20190604 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1799936232; Tue, 04 Jun 2019 02:12:04 -0800 Received: from MTKMBS01N1.mediatek.inc (172.21.101.68) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 4 Jun 2019 03:12:03 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 4 Jun 2019 18:12:01 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Tue, 4 Jun 2019 18:12:01 +0800 From: Stu Hsieh To: Mauro Carvalho Chehab , Rob Herring , CK Hu Subject: [PATCH v4 10/14] [media] mtk-mipicsi: set the output address in HW reg Date: Tue, 4 Jun 2019 18:11:51 +0800 Message-ID: <1559643115-15124-11-git-send-email-stu.hsieh@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1559643115-15124-1-git-send-email-stu.hsieh@mediatek.com> References: <1559643115-15124-1-git-send-email-stu.hsieh@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190604_031209_027172_F5DCFE33 X-CRM114-Status: GOOD ( 12.87 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, srv_heupstream@mediatek.com, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Stu Hsieh , Matthias Brugger , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org This patch set the output address in HW reg when buffer queue and ISR. Signed-off-by: Stu Hsieh --- .../media/platform/mtk-mipicsi/mtk_mipicsi.c | 35 +++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c index dc5c5c888914..9e45786a0282 100644 --- a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c +++ b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c @@ -100,6 +100,7 @@ #define CAMSV_TG_SEN_GRAB_LIN 0x50C #define CAMSV_TG_PATH_CFG 0x510 +#define IMGO_BASE_ADDR 0x220 #define IMGO_XSIZE 0x230 #define IMGO_YSIZE 0x234 #define IMGO_STRIDE 0x238 @@ -538,6 +539,32 @@ static int mtk_mipicsi_vb2_prepare(struct vb2_buffer *vb) return 0; } +static void mtk_mipicsi_fill_buffer(void __iomem *base, dma_addr_t dma_handle) +{ + writel(dma_handle, base + IMGO_BASE_ADDR); +} + +static void mtk_mipicsi_write_camsv(struct mtk_mipicsi_dev *mipicsi, + unsigned int index, + unsigned int max_camsv_num) +{ + struct mtk_mipicsi_channel *ch = mipicsi->channel; + unsigned int i = 0; + u8 link_index = 0; + u32 bytesperline = mipicsi->fmt.fmt.pix.bytesperline; + u32 height = mipicsi->fmt.fmt.pix.height; + u64 offset = 0; + + for (i = 0; i < max_camsv_num; i++) + if (((mipicsi->link_reg_val >> i) & 0x01) == 0x01) { + offset = (u64)link_index * bytesperline * height; + mtk_mipicsi_fill_buffer(ch[i].camsv, + mipicsi->cam_buf[index].vb_dma_addr_phy + + offset); + link_index++; + } +} + static void mtk_mipicsi_vb2_queue(struct vb2_buffer *vb) { struct mtk_mipicsi_dev *mipicsi = vb2_get_drv_priv(vb->vb2_queue); @@ -546,6 +573,12 @@ static void mtk_mipicsi_vb2_queue(struct vb2_buffer *vb) list_add_tail(&(mipicsi->cam_buf[vb->index].queue), &(mipicsi->fb_list)); spin_unlock(&mipicsi->queue_lock); + + spin_lock(&mipicsi->irqlock); + if (!mipicsi->streamon) + mtk_mipicsi_write_camsv(mipicsi, vb->index, mipicsi->camsv_num); + + spin_unlock(&mipicsi->irqlock); } static void mtk_mipicsi_cmos_vf_enable(struct mtk_mipicsi_dev *mipicsi, @@ -875,6 +908,8 @@ static void mtk_mipicsi_irq_buf_process(struct mtk_mipicsi_dev *mipicsi) ++i; } + mtk_mipicsi_write_camsv(mipicsi, next, mipicsi->camsv_num); + /* * fb_list has one more buffer. Free the first buffer to user * and fill the second buffer to HW. -- 2.18.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel