From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1FAB348A9 for ; Tue, 8 Mar 2022 09:35:39 +0000 (UTC) X-UUID: 54f9383f28ae412f894e13908aafa050-20220308 X-UUID: 54f9383f28ae412f894e13908aafa050-20220308 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1369279446; Tue, 08 Mar 2022 17:30:23 +0800 Received: from mtkexhb01.mediatek.inc (172.21.101.102) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 8 Mar 2022 17:30:22 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkexhb01.mediatek.inc (172.21.101.102) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 8 Mar 2022 17:30:22 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 8 Mar 2022 17:30:21 +0800 From: Nancy.Lin To: Rob Herring , Matthias Brugger , Chun-Kuang Hu , "Philipp Zabel" , , "AngeloGioacchino Del Regno" , CC: David Airlie , Daniel Vetter , "Nathan Chancellor" , Nick Desaulniers , "Nancy . Lin" , "jason-jh . lin" , Yongqiang Niu , , , , , , , , , Subject: [RESEND v13 12/22] drm/mediatek: add display merge start/stop API for cmdq support Date: Tue, 8 Mar 2022 17:30:08 +0800 Message-ID: <20220308093018.24189-13-nancy.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220308093018.24189-1-nancy.lin@mediatek.com> References: <20220308093018.24189-1-nancy.lin@mediatek.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Add merge start/stop API for cmdq support. The ovl_adaptor merges are configured with each drm plane update. Need to enable/disable merge with cmdq making sure all the settings taken effect in the same vblank. Signed-off-by: Nancy.Lin Reviewed-by: Chun-Kuang Hu --- drivers/gpu/drm/mediatek/mtk_disp_drv.h | 2 ++ drivers/gpu/drm/mediatek/mtk_disp_merge.c | 20 +++++++++++++++++--- 2 files changed, 19 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_drv.h b/drivers/gpu/drm/mediatek/mtk_disp_drv.h index c2de53a5892e..224a710bb537 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_drv.h +++ b/drivers/gpu/drm/mediatek/mtk_disp_drv.h @@ -66,6 +66,8 @@ void mtk_merge_stop(struct device *dev); void mtk_merge_advance_config(struct device *dev, unsigned int l_w, unsigned int r_w, unsigned int h, unsigned int vrefresh, unsigned int bpc, struct cmdq_pkt *cmdq_pkt); +void mtk_merge_start_cmdq(struct device *dev, struct cmdq_pkt *cmdq_pkt); +void mtk_merge_stop_cmdq(struct device *dev, struct cmdq_pkt *cmdq_pkt); void mtk_ovl_bgclr_in_on(struct device *dev); void mtk_ovl_bgclr_in_off(struct device *dev); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_merge.c b/drivers/gpu/drm/mediatek/mtk_disp_merge.c index 40da0555416d..c0d9b43b2a66 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_merge.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_merge.c @@ -67,17 +67,31 @@ struct mtk_disp_merge { }; void mtk_merge_start(struct device *dev) +{ + mtk_merge_start_cmdq(dev, NULL); +} + +void mtk_merge_stop(struct device *dev) { struct mtk_disp_merge *priv = dev_get_drvdata(dev); - writel(MERGE_EN, priv->regs + DISP_REG_MERGE_CTRL); + mtk_merge_stop_cmdq(dev, NULL); } -void mtk_merge_stop(struct device *dev) +void mtk_merge_start_cmdq(struct device *dev, struct cmdq_pkt *cmdq_pkt) +{ + struct mtk_disp_merge *priv = dev_get_drvdata(dev); + + mtk_ddp_write(cmdq_pkt, 1, &priv->cmdq_reg, priv->regs, + DISP_REG_MERGE_CTRL); +} + +void mtk_merge_stop_cmdq(struct device *dev, struct cmdq_pkt *cmdq_pkt) { struct mtk_disp_merge *priv = dev_get_drvdata(dev); - writel(0x0, priv->regs + DISP_REG_MERGE_CTRL); + mtk_ddp_write(cmdq_pkt, 0, &priv->cmdq_reg, priv->regs, + DISP_REG_MERGE_CTRL); } static void mtk_merge_fifo_setting(struct mtk_disp_merge *priv, -- 2.18.0