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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EDCF8C433F5 for ; Mon, 28 Mar 2022 08:33:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232858AbiC1IfS (ORCPT ); Mon, 28 Mar 2022 04:35:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35968 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239382AbiC1IfR (ORCPT ); Mon, 28 Mar 2022 04:35:17 -0400 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F3BD11BE8D; Mon, 28 Mar 2022 01:33:36 -0700 (PDT) X-UUID: 515039d302a24b61a4a1d3226784934f-20220328 X-UUID: 515039d302a24b61a4a1d3226784934f-20220328 Received: from mtkexhb02.mediatek.inc [(172.21.101.103)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 983933162; Mon, 28 Mar 2022 16:33:30 +0800 Received: from mtkexhb02.mediatek.inc (172.21.101.103) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 28 Mar 2022 16:33:29 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkexhb02.mediatek.inc (172.21.101.103) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 28 Mar 2022 16:33:29 +0800 Received: from mtksdccf07 (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 28 Mar 2022 16:33:29 +0800 Message-ID: <345fd758319f318738fe55d298bd5056320a130e.camel@mediatek.com> Subject: Re: [PATCH v9 09/22] drm/mediatek: dpi: implement a swap_input toggle in SoC config From: Rex-BC Chen To: Guillaume Ranquet , , , , , , , , , , , , , , , , , CC: , , , , , , , Date: Mon, 28 Mar 2022 16:33:29 +0800 In-Reply-To: <20220327223927.20848-10-granquet@baylibre.com> References: <20220327223927.20848-1-granquet@baylibre.com> <20220327223927.20848-10-granquet@baylibre.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.5-0ubuntu0.18.04.2 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org On Mon, 2022-03-28 at 00:39 +0200, Guillaume Ranquet wrote: > Adds a bit of flexibility to support SoCs without swap_input support > > Signed-off-by: Guillaume Ranquet > Reviewed-by: AngeloGioacchino Del Regno < > angelogioacchino.delregno@collabora.com> > --- > drivers/gpu/drm/mediatek/mtk_dpi.c | 14 +++++++++++--- > 1 file changed, 11 insertions(+), 3 deletions(-) > > diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c > b/drivers/gpu/drm/mediatek/mtk_dpi.c > index 545a1337cc89..454f8563efae 100644 > --- a/drivers/gpu/drm/mediatek/mtk_dpi.c > +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c > @@ -126,6 +126,7 @@ struct mtk_dpi_conf { > const u32 *output_fmts; > u32 num_output_fmts; > bool is_ck_de_pol; > + bool swap_input_support; > const struct mtk_dpi_yc_limit *limit; > }; > > @@ -378,18 +379,21 @@ static void mtk_dpi_config_color_format(struct > mtk_dpi *dpi, > (format == MTK_DPI_COLOR_FORMAT_YCBCR_444_FULL)) { > mtk_dpi_config_yuv422_enable(dpi, false); > mtk_dpi_config_csc_enable(dpi, true); > - mtk_dpi_config_swap_input(dpi, false); > + if (dpi->conf->swap_input_support) > + mtk_dpi_config_swap_input(dpi, false); > mtk_dpi_config_channel_swap(dpi, > MTK_DPI_OUT_CHANNEL_SWAP_BGR); > } else if ((format == MTK_DPI_COLOR_FORMAT_YCBCR_422) || > (format == MTK_DPI_COLOR_FORMAT_YCBCR_422_FULL)) { > mtk_dpi_config_yuv422_enable(dpi, true); > mtk_dpi_config_csc_enable(dpi, true); > - mtk_dpi_config_swap_input(dpi, true); > + if (dpi->conf->swap_input_support) > + mtk_dpi_config_swap_input(dpi, true); > mtk_dpi_config_channel_swap(dpi, > MTK_DPI_OUT_CHANNEL_SWAP_RGB); > } else { > mtk_dpi_config_yuv422_enable(dpi, false); > mtk_dpi_config_csc_enable(dpi, false); > - mtk_dpi_config_swap_input(dpi, false); > + if (dpi->conf->swap_input_support) > + mtk_dpi_config_swap_input(dpi, false); > mtk_dpi_config_channel_swap(dpi, > MTK_DPI_OUT_CHANNEL_SWAP_RGB); > } > } > @@ -808,6 +812,7 @@ static const struct mtk_dpi_conf mt8173_conf = { > .output_fmts = mt8173_output_fmts, > .num_output_fmts = ARRAY_SIZE(mt8173_output_fmts), > .is_ck_de_pol = true, > + .swap_input_support = true, > .limit = &mtk_dpi_limit, > }; > > @@ -819,6 +824,7 @@ static const struct mtk_dpi_conf mt2701_conf = { > .output_fmts = mt8173_output_fmts, > .num_output_fmts = ARRAY_SIZE(mt8173_output_fmts), > .is_ck_de_pol = true, > + .swap_input_support = true, > .limit = &mtk_dpi_limit, > }; > > @@ -829,6 +835,7 @@ static const struct mtk_dpi_conf mt8183_conf = { > .output_fmts = mt8183_output_fmts, > .num_output_fmts = ARRAY_SIZE(mt8183_output_fmts), > .is_ck_de_pol = true, > + .swap_input_support = true, > .limit = &mtk_dpi_limit, > }; > > @@ -839,6 +846,7 @@ static const struct mtk_dpi_conf mt8192_conf = { > .output_fmts = mt8173_output_fmts, > .num_output_fmts = ARRAY_SIZE(mt8173_output_fmts), > .is_ck_de_pol = true, > + .swap_input_support = true, > .limit = &mtk_dpi_limit, > }; > Reviewed-by: Rex-BC Chen