From patchwork Tue May 14 06:13:47 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stu Hsieh X-Patchwork-Id: 10942311 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 5F27B14DB for ; Tue, 14 May 2019 06:16:19 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4D6312846C for ; Tue, 14 May 2019 06:16:19 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4190C2855A; Tue, 14 May 2019 06:16:19 +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=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E59212846C for ; Tue, 14 May 2019 06:16:18 +0000 (UTC) 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=P62l9n340At+Aj8KRZxQBXtOhyLttM28m94UiLf1LdI=; b=b/HfPnIIG4OwS0 YdLeJFUc6vhmt0VSpehaomwjl9j4iuEvBX8sk8mj7RNqd8nkVymuo9T9cUtFerZr7TdrgC3FohlrX yQ00O/bLvo1F7ynwL9eLfJSbf5iOcBOLux43BY+pk3B7XkgXK3tf7SlJ3ziEbJHt38sWxh89VGqMe 8LpdPQq8Imfi7wchGyZ7BHE0iRfyIIlEoRD2uSy1poLxeBV5BwkssqaRd4ameAAGow4H3f7avY7Me Oruh43UdCGT7X3Bot+/nwrQAQV6s8kqU4cqSU6iUTwvzLDSOEltz9s8JTWw1oIBsFrr+0ejiZC+Lb 1DZpu4COIvvR+hYHjuOw==; 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 1hQQjY-0002yB-Ua; Tue, 14 May 2019 06:16:16 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hQQhe-0007ZG-I2; Tue, 14 May 2019 06:14:26 +0000 X-UUID: e27bda046f1346c1a05406c1049520c8-20190513 X-UUID: e27bda046f1346c1a05406c1049520c8-20190513 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1597950214; Mon, 13 May 2019 22:14:07 -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; Mon, 13 May 2019 23:14:05 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 14 May 2019 14:13:55 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Tue, 14 May 2019 14:13:55 +0800 From: Stu Hsieh To: Mauro Carvalho Chehab , Rob Herring , CK Hu Subject: [PATCH v3 10/13] [media] mtk-mipicsi: set the output address in HW reg Date: Tue, 14 May 2019 14:13:47 +0800 Message-ID: <1557814430-9675-11-git-send-email-stu.hsieh@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1557814430-9675-1-git-send-email-stu.hsieh@mediatek.com> References: <1557814430-9675-1-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-20190513_231419_147090_7FBD8D33 X-CRM114-Status: GOOD ( 14.05 ) X-BeenThere: linux-mediatek@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 Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP 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 | 39 +++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c index af5655345754..cf46fcd01a19 100644 --- a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c +++ b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c @@ -105,6 +105,7 @@ #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 @@ -503,12 +504,22 @@ 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_vb2_queue(struct vb2_buffer *vb) { struct soc_camera_device *icd = soc_camera_from_vb2q(vb->vb2_queue); struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct mtk_mipicsi_dev *mipicsi = ici->priv; + unsigned int i = 0; + u64 offset = 0; + u8 link_index = 0U; char *va = NULL; + u32 bytesperline = mipicsi->bytesperline; + u32 height = mipicsi->height; spin_lock(&mipicsi->queue_lock); list_add_tail(&(mipicsi->cam_buf[vb->index].queue), @@ -517,6 +528,20 @@ static void mtk_mipicsi_vb2_queue(struct vb2_buffer *vb) va = vb2_plane_vaddr(vb, 0); + for (i = 0U; (mipicsi->enqueue_cnt == 0UL) && (i < MTK_CAMDMA_MAX_NUM); + ++i) + if (((mipicsi->link_reg_val >> i) & 0x01U) == 0x01U) { + offset = (u64)link_index * bytesperline * height; + + spin_lock(&mipicsi->lock); + mtk_mipicsi_fill_buffer(mipicsi->camsv[i], + mipicsi->cam_buf[vb->index].vb_dma_addr_phy + + offset); + spin_unlock(&mipicsi->lock); + + link_index++; + } + ++(mipicsi->enqueue_cnt); } @@ -938,6 +963,10 @@ static void mtk_mipicsi_irq_buf_process(struct mtk_mipicsi_dev *mipicsi) struct mtk_mipicsi_buf *tmp = NULL; unsigned int index = 0U; unsigned int next = 0U; + u64 offset = 0ULL; + u8 link_index = 0U; + void __iomem *base = NULL; + dma_addr_t pa; for (i = 0U; i < MTK_CAMDMA_MAX_NUM; ++i) mipicsi->irq_status[i] = false; @@ -960,6 +989,16 @@ static void mtk_mipicsi_irq_buf_process(struct mtk_mipicsi_dev *mipicsi) ++i; } + for (i = 0U; i < MTK_CAMDMA_MAX_NUM; ++i) { + if (((mipicsi->link_reg_val >> i) & 0x01U) == 0x01U) { + offset = (u64)link_index * + mipicsi->bytesperline * mipicsi->height; + base = mipicsi->camsv[i]; + pa = mipicsi->cam_buf[next].vb_dma_addr_phy; + mtk_mipicsi_fill_buffer(base, pa + offset); + link_index++; + } + } /* * fb_list has one more buffer. Free the first buffer to user * and fill the second buffer to HW.