From patchwork Wed Jun 5 11:42:55 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yongqiang Niu X-Patchwork-Id: 10976877 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 4D22392A for ; Wed, 5 Jun 2019 12:25:26 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3C717284F9 for ; Wed, 5 Jun 2019 12:25:26 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 305C6287CC; Wed, 5 Jun 2019 12:25:26 +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 C4ACA284F9 for ; Wed, 5 Jun 2019 12:25:25 +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=Vbbc3/ngPlirX8hjOcvX1KbrVbDui1T7ROM2l6ftlSE=; b=cVkzdZKjtxHBaP JKaLi1rS6fCha0O7G/0yaYqzrYY5eAFH6qexwymvkJdr25Bkl1IuNAqulzJ1KaWnvRGvE09YiWKMT hy5VT86kmJW+S0IL8HDLqz9vjmYvQGbFWxF0fej26ALw4AEe7fJb3sH6sw/Olrkc581Ecy5FirOKx DZJm4g81MHkZcJtIR0CU6rfH6mZp4MC6Y/cMAHCfi33g+4DfM6mlvrXoA5atL8Beg6uUZJJJGlM06 +vrDY0jW9PI0dbsb81tfp22CvXlWOquB0gecTK84vsl/fu42h36khYyS/GoPrAochAIArp2XLqWS3 /ZntULNahG/4F2UcK04A==; 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 1hYUyl-0004de-Du; Wed, 05 Jun 2019 12:25:19 +0000 Received: from merlin.infradead.org ([2001:8b0:10b:1231::1]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hYUxM-0001B3-Ct; Wed, 05 Jun 2019 12:23:52 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=Content-Type:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:CC:To:From:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=Yplo1m+XKsqNnFHg1qtKTuS4wCYGQSXV9jVNc23wXj4=; b=StaijqVhFLP76T5DD81fSrO9W EtinGsGP8oGVJJVQQB5K0Xe9YU8hBFzxPxfc75zENSxMKdg0qzHouRJ8xsNZgqLL3Z3kWJpU89FDd G4IAZhphv9UnyRPPuDfhvKbnW+SLi2jRcTcOFmNiBVFpqpAzJqAy8PKMkG79IvvSjofGeOrzuOuVh t7ag0SbWwmQ5RN6xa3c1obv5shk+Ck0s6PNVrYCdDDjP97Z4Gonufy8MJCLQKgn2V9nuL331TBusu 0t0mVy5idvz/P5qEze56tw8+vpxvSgy8gWAeY8TSZ8M/zP1kq+HsXwH39jR0+y9um1ejvgHWIyuFG nG2kqo13w==; Received: from mailgw01.mediatek.com ([216.200.240.184]) by merlin.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hYULA-0005xW-OL; Wed, 05 Jun 2019 11:44:25 +0000 X-UUID: 87e68f66568440eb8fb279b3c5b8779a-20190605 X-UUID: 87e68f66568440eb8fb279b3c5b8779a-20190605 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 557920665; Wed, 05 Jun 2019 03:43:54 -0800 Received: from MTKMBS01N2.mediatek.inc (172.21.101.79) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 5 Jun 2019 04:43:53 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 5 Jun 2019 19:43:50 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 5 Jun 2019 19:43:50 +0800 From: To: CK Hu , Philipp Zabel , "Rob Herring" , Matthias Brugger Subject: [PATCH v3, 16/27] drm/mediatek: add component DITHER Date: Wed, 5 Jun 2019 19:42:55 +0800 Message-ID: <1559734986-7379-17-git-send-email-yongqiang.niu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1559734986-7379-1-git-send-email-yongqiang.niu@mediatek.com> References: <1559734986-7379-1-git-send-email-yongqiang.niu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: CD49CE50A184C606E5AEA14F62A2282F4FF7AFCC3D738B27A6837DBF255A4BAC2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190605_074424_991474_8760E976 X-CRM114-Status: GOOD ( 13.48 ) 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, Yongqiang Niu , David Airlie , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, Daniel Vetter , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Yongqiang Niu This patch add component DITHER Signed-off-by: Yongqiang Niu Reviewed-by: CK Hu --- drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 32 +++++++++++++++++++++++++++++ drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 2 ++ 2 files changed, 34 insertions(+) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c index 5a0ec0f..989024d 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c @@ -47,6 +47,12 @@ #define CCORR_RELAY_MODE BIT(0) #define DISP_CCORR_SIZE 0x0030 +#define DISP_DITHER_EN 0x0000 +#define DITHER_EN BIT(0) +#define DISP_DITHER_CFG 0x0020 +#define DITHER_RELAY_MODE BIT(0) +#define DISP_DITHER_SIZE 0x0030 + #define DISP_GAMMA_EN 0x0000 #define DISP_GAMMA_CFG 0x0020 #define DISP_GAMMA_SIZE 0x0030 @@ -155,6 +161,24 @@ static void mtk_ccorr_stop(struct mtk_ddp_comp *comp) writel_relaxed(0x0, comp->regs + DISP_CCORR_EN); } +static void mtk_dither_config(struct mtk_ddp_comp *comp, unsigned int w, + unsigned int h, unsigned int vrefresh, + unsigned int bpc) +{ + writel(h << 16 | w, comp->regs + DISP_DITHER_SIZE); + writel(DITHER_RELAY_MODE, comp->regs + DISP_DITHER_CFG); +} + +static void mtk_dither_start(struct mtk_ddp_comp *comp) +{ + writel(DITHER_EN, comp->regs + DISP_DITHER_EN); +} + +static void mtk_dither_stop(struct mtk_ddp_comp *comp) +{ + writel_relaxed(0x0, comp->regs + DISP_DITHER_EN); +} + static void mtk_gamma_config(struct mtk_ddp_comp *comp, unsigned int w, unsigned int h, unsigned int vrefresh, unsigned int bpc) @@ -209,6 +233,12 @@ static void mtk_gamma_set(struct mtk_ddp_comp *comp, .stop = mtk_ccorr_stop, }; +static const struct mtk_ddp_comp_funcs ddp_dither = { + .config = mtk_dither_config, + .start = mtk_dither_start, + .stop = mtk_dither_stop, +}; + static const struct mtk_ddp_comp_funcs ddp_gamma = { .gamma_set = mtk_gamma_set, .config = mtk_gamma_config, @@ -234,6 +264,7 @@ static void mtk_gamma_set(struct mtk_ddp_comp *comp, [MTK_DISP_CCORR] = "ccorr", [MTK_DISP_AAL] = "aal", [MTK_DISP_GAMMA] = "gamma", + [MTK_DISP_DITHER] = "dither", [MTK_DISP_UFOE] = "ufoe", [MTK_DSI] = "dsi", [MTK_DPI] = "dpi", @@ -256,6 +287,7 @@ struct mtk_ddp_comp_match { [DDP_COMPONENT_CCORR] = { MTK_DISP_CCORR, 0, &ddp_ccorr }, [DDP_COMPONENT_COLOR0] = { MTK_DISP_COLOR, 0, NULL }, [DDP_COMPONENT_COLOR1] = { MTK_DISP_COLOR, 1, NULL }, + [DDP_COMPONENT_DITHER] = { MTK_DISP_DITHER, 0, &ddp_dither }, [DDP_COMPONENT_DPI0] = { MTK_DPI, 0, NULL }, [DDP_COMPONENT_DPI1] = { MTK_DPI, 1, NULL }, [DDP_COMPONENT_DSI0] = { MTK_DSI, 0, NULL }, diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h index d7ef480..158c1e5 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h @@ -30,6 +30,7 @@ enum mtk_ddp_comp_type { MTK_DISP_WDMA, MTK_DISP_COLOR, MTK_DISP_CCORR, + MTK_DISP_DITHER, MTK_DISP_AAL, MTK_DISP_GAMMA, MTK_DISP_UFOE, @@ -49,6 +50,7 @@ enum mtk_ddp_comp_id { DDP_COMPONENT_CCORR, DDP_COMPONENT_COLOR0, DDP_COMPONENT_COLOR1, + DDP_COMPONENT_DITHER, DDP_COMPONENT_DPI0, DDP_COMPONENT_DPI1, DDP_COMPONENT_DSI0,