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[2a02:8440:6241:3b28:3074:96af:9642:2]) by smtp.gmail.com with ESMTPSA id b10sm47431454wrd.8.2022.02.18.06.56.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Feb 2022 06:56:11 -0800 (PST) From: Guillaume Ranquet To: chunkuang.hu@kernel.org, p.zabel@pengutronix.de, airlied@linux.ie, daniel@ffwll.ch, robh+dt@kernel.org, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, matthias.bgg@gmail.com, chunfeng.yun@mediatek.com, kishon@ti.com, vkoul@kernel.org, deller@gmx.de, ck.hu@mediatek.com, jitao.shi@mediatek.com, angelogioacchino.delregno@collabora.com Cc: dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-phy@lists.infradead.org, linux-fbdev@vger.kernel.org Subject: [PATCH v8 07/19] drm/mediatek: dpi: implement a swap_input toggle in board config Date: Fri, 18 Feb 2022 15:54:25 +0100 Message-Id: <20220218145437.18563-8-granquet@baylibre.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220218145437.18563-1-granquet@baylibre.com> References: <20220218145437.18563-1-granquet@baylibre.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Adds a bit of flexibility to support boards without swap_input support Signed-off-by: Guillaume Ranquet --- 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 545a1337cc899..454f8563efae4 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; }; =20 @@ -378,18 +379,21 @@ static void mtk_dpi_config_color_format(struct mtk_dp= i *dpi, (format =3D=3D 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 =3D=3D MTK_DPI_COLOR_FORMAT_YCBCR_422) || (format =3D=3D 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 =3D { .output_fmts =3D mt8173_output_fmts, .num_output_fmts =3D ARRAY_SIZE(mt8173_output_fmts), .is_ck_de_pol =3D true, + .swap_input_support =3D true, .limit =3D &mtk_dpi_limit, }; =20 @@ -819,6 +824,7 @@ static const struct mtk_dpi_conf mt2701_conf =3D { .output_fmts =3D mt8173_output_fmts, .num_output_fmts =3D ARRAY_SIZE(mt8173_output_fmts), .is_ck_de_pol =3D true, + .swap_input_support =3D true, .limit =3D &mtk_dpi_limit, }; =20 @@ -829,6 +835,7 @@ static const struct mtk_dpi_conf mt8183_conf =3D { .output_fmts =3D mt8183_output_fmts, .num_output_fmts =3D ARRAY_SIZE(mt8183_output_fmts), .is_ck_de_pol =3D true, + .swap_input_support =3D true, .limit =3D &mtk_dpi_limit, }; =20 @@ -839,6 +846,7 @@ static const struct mtk_dpi_conf mt8192_conf =3D { .output_fmts =3D mt8173_output_fmts, .num_output_fmts =3D ARRAY_SIZE(mt8173_output_fmts), .is_ck_de_pol =3D true, + .swap_input_support =3D true, .limit =3D &mtk_dpi_limit, }; =20 --=20 2.34.1