From patchwork Sun Sep 11 15:37:29 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Jason-JH.Lin" X-Patchwork-Id: 12972947 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 5D785ECAAD3 for ; Sun, 11 Sep 2022 16:39:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=hlRVqlxBfekpTkSL3/U7huH5U0s9+OqNRJgyWO6gTIY=; b=KqGJ0Ebkj+RXpp r9U4RdAdgdkt+M40uZZ1gPk1NyMb9L+ii/gwYKAoduRntwXKIg0FWsIvRyfv/Gj6DIOLDQrUBmz3k tdIkAM7ogr6mZvIHmi0cLfk0B17/YwEqFN15UQUqD0kW178CNL8yrUh+5TwZyJT7Od8m/5CxEZXG3 V5fYZe7OHHgLFrYRg5v1ZEoquxidiResvhuBruYcUWnMGNcuI1weoWprh4GTwJeGy02aWsW4uYeOg /ut9BIba8U2D73I2Baau/g7fBOnYzGtLVWui/WFTS8gvzHswbCNT2/oVspk2pfwxcMY5ClNnOz01d oLD8wZ7ma5ThltlZQs6A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oXPyd-003E6Q-Tr; Sun, 11 Sep 2022 16:38:36 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oXPya-003E2o-UT; Sun, 11 Sep 2022 16:38:34 +0000 X-UUID: e14d979e11904cd8980bd40c1ad4a356-20220911 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=NBnaUFj8SikC+RBz0WDLDbc+oWz+RzE/yMVlKiNJczY=; b=ks22hFLX9/+5YU3odVRaTkP9aNHilT9EITreJnwgnAt4YjFYqb4azW4SSoGTpQGngaktBgZGISQTCP90jZPACbVdXZ1vnG9vmBRHRjzryCQSLmcS7RMCWlSVGtmXFLcrHE4yzTFgBiOi790NpfSxBTKkb1gqlm/lDo1HgYX0d24=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.10,REQID:f9f8472b-9722-41f3-9a67-a7d76fd1263f,OB:0,L OB:0,IP:0,URL:0,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release _Ham,ACTION:release,TS:-5 X-CID-META: VersionHash:84eae18,CLOUDID:34063f5d-5ed4-4e28-8b00-66ed9f042fbd,C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,URL:0,File:nil ,Bulk:nil,QS:nil,BEC:nil,COL:0 X-UUID: e14d979e11904cd8980bd40c1ad4a356-20220911 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1113302961; Sun, 11 Sep 2022 09:38:22 -0700 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs11n1.mediatek.inc (172.21.101.185) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Sun, 11 Sep 2022 23:37:43 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Sun, 11 Sep 2022 23:37:43 +0800 From: Jason-JH.Lin To: Chun-Kuang Hu , Rob Herring , Krzysztof Kozlowski , Matthias Brugger , AngeloGioacchino Del Regno CC: CK Hu , Rex-BC Chen , Singo Chang , , , , , , , Jason-JH.Lin Subject: [PATCH v3 4/9] drm/mediatek: Add gamma support different lut_size for other SoC Date: Sun, 11 Sep 2022 23:37:29 +0800 Message-ID: <20220911153734.24243-5-jason-jh.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220911153734.24243-1-jason-jh.lin@mediatek.com> References: <20220911153734.24243-1-jason-jh.lin@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-20220911_093833_005765_49BCD9AC X-CRM114-Status: GOOD ( 21.24 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 1. Add mtk_drm_gamma_get_lut_size() and remove MTK_LUT_SIZE macro. 2. Add lut_size to gamma driver data for different SoC. Signed-off-by: Jason-JH.Lin Reported-by: kernel test robot --- drivers/gpu/drm/mediatek/mtk_disp_drv.h | 1 + drivers/gpu/drm/mediatek/mtk_disp_gamma.c | 22 +++++++++++++++++++-- drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 4 ++-- drivers/gpu/drm/mediatek/mtk_drm_crtc.h | 1 - drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 9 +++++++++ 5 files changed, 32 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_drv.h b/drivers/gpu/drm/mediatek/mtk_disp_drv.h index a83e5fbc8724..6a05bb56e693 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_drv.h +++ b/drivers/gpu/drm/mediatek/mtk_disp_drv.h @@ -51,6 +51,7 @@ void mtk_gamma_clk_disable(struct device *dev); void mtk_gamma_config(struct device *dev, unsigned int w, unsigned int h, unsigned int vrefresh, unsigned int bpc, struct cmdq_pkt *cmdq_pkt); +unsigned int mtk_gamma_get_lut_size(struct device *dev); void mtk_gamma_set(struct device *dev, struct drm_crtc_state *state); void mtk_gamma_set_common(struct device *dev, void __iomem *regs, struct drm_crtc_state *state); void mtk_gamma_start(struct device *dev); diff --git a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c index f54a6a618348..e69d0b205b9a 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_gamma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_gamma.c @@ -24,10 +24,12 @@ #define DISP_GAMMA_LUT 0x0700 #define LUT_10BIT_MASK 0x03ff +#define LUT_SIZE_DEFAULT 512 /* for setting gamma lut from AAL */ struct mtk_disp_gamma_data { bool has_dither; bool lut_diff; + u16 lut_size; }; /* @@ -54,18 +56,32 @@ void mtk_gamma_clk_disable(struct device *dev) clk_disable_unprepare(gamma->clk); } +unsigned int mtk_gamma_get_size(struct device *dev) +{ + struct mtk_disp_gamma *gamma = dev_get_drvdata(dev); + unsigned int lut_size = LUT_SIZE_DEFAULT; + + if (gamma && gamma->data) + lut_size = gamma->data->lut_size; + + return lut_size; +} + void mtk_gamma_set_common(struct device *dev, void __iomem *regs, struct drm_crtc_state *state) { struct mtk_disp_gamma *gamma = dev_get_drvdata(dev); bool lut_diff = false; + u16 lut_size = LUT_SIZE_DEFAULT; unsigned int i, reg; struct drm_color_lut *lut; void __iomem *lut_base; u32 word; u32 diff[3] = {0}; - if (gamma && gamma->data) + if (gamma && gamma->data) { lut_diff = gamma->data->lut_diff; + lut_size = gamma->data->lut_size; + } if (state->gamma_lut) { reg = readl(regs + DISP_GAMMA_CFG); @@ -73,7 +89,7 @@ void mtk_gamma_set_common(struct device *dev, void __iomem *regs, struct drm_crt writel(reg, regs + DISP_GAMMA_CFG); lut_base = regs + DISP_GAMMA_LUT; lut = (struct drm_color_lut *)state->gamma_lut->data; - for (i = 0; i < MTK_LUT_SIZE; i++) { + for (i = 0; i < lut_size; i++) { if (!lut_diff || (i % 2 == 0)) { word = (((lut[i].red >> 6) & LUT_10BIT_MASK) << 20) + @@ -192,10 +208,12 @@ static int mtk_disp_gamma_remove(struct platform_device *pdev) static const struct mtk_disp_gamma_data mt8173_gamma_driver_data = { .has_dither = true, + .lut_size = 512, }; static const struct mtk_disp_gamma_data mt8183_gamma_driver_data = { .lut_diff = true, + .lut_size = 512, }; static const struct of_device_id mtk_disp_gamma_driver_dt_match[] = { diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c index 112615817dcb..fc845490fbb4 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c @@ -929,8 +929,8 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev, mtk_crtc->ddp_comp[i] = comp; if (comp->funcs) { - if (comp->funcs->gamma_set) - gamma_lut_size = MTK_LUT_SIZE; + if (comp->funcs->gamma_set && comp->funcs->gamma_get_lut_size) + gamma_lut_size = mtk_ddp_gamma_get_lut_size(comp); if (comp->funcs->ctm_set) has_ctm = true; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.h b/drivers/gpu/drm/mediatek/mtk_drm_crtc.h index cb9a36c48d4f..1799853ef89a 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.h @@ -10,7 +10,6 @@ #include "mtk_drm_ddp_comp.h" #include "mtk_drm_plane.h" -#define MTK_LUT_SIZE 512 #define MTK_MAX_BPC 10 #define MTK_MIN_BPC 3 diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h index 2d0052c23dcb..ab589ea11ba7 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h @@ -65,6 +65,7 @@ struct mtk_ddp_comp_funcs { void (*layer_config)(struct device *dev, unsigned int idx, struct mtk_plane_state *state, struct cmdq_pkt *cmdq_pkt); + unsigned int (*gamma_get_lut_size)(struct device *dev); void (*gamma_set)(struct device *dev, struct drm_crtc_state *state); void (*bgclr_in_on)(struct device *dev); @@ -177,6 +178,14 @@ static inline void mtk_ddp_comp_layer_config(struct mtk_ddp_comp *comp, comp->funcs->layer_config(comp->dev, idx, state, cmdq_pkt); } +static inline unsigned int mtk_ddp_gamma_get_lut_size(struct mtk_ddp_comp *comp) +{ + if (comp->funcs && comp->funcs->gamma_get_lut_size) + return comp->funcs->gamma_get_lut_size(comp->dev); + + return 0; +} + static inline void mtk_ddp_gamma_set(struct mtk_ddp_comp *comp, struct drm_crtc_state *state) {