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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 A59FEC4332E for ; Mon, 11 Jan 2021 07:45:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7AEDD229CA for ; Mon, 11 Jan 2021 07:45:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727917AbhAKHpr (ORCPT ); Mon, 11 Jan 2021 02:45:47 -0500 Received: from mailgw01.mediatek.com ([210.61.82.183]:36036 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1727851AbhAKHpc (ORCPT ); Mon, 11 Jan 2021 02:45:32 -0500 X-UUID: a219d5a4a6a24e5794003699946fc304-20210111 X-UUID: a219d5a4a6a24e5794003699946fc304-20210111 Received: from mtkcas06.mediatek.inc [(172.21.101.30)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.14 Build 0819 with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 102526253; Mon, 11 Jan 2021 15:44:08 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 11 Jan 2021 15:44:07 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 11 Jan 2021 15:44:06 +0800 From: Yongqiang Niu To: CK Hu , Philipp Zabel , Rob Herring , Matthias Brugger CC: David Airlie , Daniel Vetter , Mark Rutland , , , , , , , Hsin-Yi Wang , Yongqiang Niu Subject: [PATCH v3, 13/15] drm/mediatek: add matrix bits private data for ccorr Date: Mon, 11 Jan 2021 15:43:49 +0800 Message-ID: <1610351031-21133-14-git-send-email-yongqiang.niu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1610351031-21133-1-git-send-email-yongqiang.niu@mediatek.com> References: <1610351031-21133-1-git-send-email-yongqiang.niu@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org matrix bits of mt8183 is 12 matrix bits of mt8192 is 13 Signed-off-by: Yongqiang Niu --- drivers/gpu/drm/mediatek/mtk_disp_ccorr.c | 23 ++++++++++++++++++++--- 1 file changed, 20 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c index 63b3ef6..755e75b 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c @@ -30,8 +30,10 @@ #define DISP_CCORR_COEF_3 0x008C #define DISP_CCORR_COEF_4 0x0090 +#define CCORR_MATRIX_BITS 12 + struct mtk_disp_ccorr_data { - u32 reserved; + u32 matrix_bits; }; /** @@ -96,6 +98,8 @@ static void mtk_ccorr_ctm_set(struct mtk_ddp_comp *comp, uint16_t coeffs[9] = { 0 }; int i; struct cmdq_pkt *cmdq_pkt = NULL; + struct mtk_disp_ccorr *ccorr = comp_to_ccorr(comp); + u32 matrix_bits; if (!blob) return; @@ -103,8 +107,16 @@ static void mtk_ccorr_ctm_set(struct mtk_ddp_comp *comp, ctm = (struct drm_color_ctm *)blob->data; input = ctm->matrix; - for (i = 0; i < ARRAY_SIZE(coeffs); i++) + if (ccorr->data) + matrix_bits = ccorr->data->matrix_bits; + else + matrix_bits = CCORR_MATRIX_BITS; + + for (i = 0; i < ARRAY_SIZE(coeffs); i++) { coeffs[i] = mtk_ctm_s31_32_to_s1_10(input[i]); + if (matrix_bits > CCORR_MATRIX_BITS) + coeffs[i] <<= (matrix_bits - CCORR_MATRIX_BITS); + } mtk_ddp_write(cmdq_pkt, coeffs[0] << 16 | coeffs[1], comp, DISP_CCORR_COEF_0); @@ -205,8 +217,13 @@ static int mtk_disp_ccorr_remove(struct platform_device *pdev) return 0; } +static const struct mtk_disp_ccorr_data mt8183_ccorr_driver_data = { + .matrix_bits = CCORR_MATRIX_BITS, +}; + static const struct of_device_id mtk_disp_ccorr_driver_dt_match[] = { - { .compatible = "mediatek,mt8183-disp-ccorr"}, + { .compatible = "mediatek,mt8183-disp-ccorr", + .data = &mt8183_ccorr_driver_data}, {}, }; MODULE_DEVICE_TABLE(of, mtk_disp_ccorr_driver_dt_match); -- 1.8.1.1.dirty