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[2a02:8440:6341:357e:3074:96af:9642:2]) by smtp.gmail.com with ESMTPSA id v5-20020adfe4c5000000b001edc1e5053esm10400867wrm.82.2022.03.27.15.41.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 27 Mar 2022 15:41:12 -0700 (PDT) From: Guillaume Ranquet To: airlied@linux.ie, angelogioacchino.delregno@collabora.com, chunfeng.yun@mediatek.com, chunkuang.hu@kernel.org, ck.hu@mediatek.com, daniel@ffwll.ch, deller@gmx.de, jitao.shi@mediatek.com, kishon@ti.com, krzk+dt@kernel.org, maarten.lankhorst@linux.intel.com, matthias.bgg@gmail.com, mripard@kernel.org, p.zabel@pengutronix.de, robh+dt@kernel.org, tzimmermann@suse.de, vkoul@kernel.org Cc: devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-phy@lists.infradead.org, markyacoub@google.com Subject: [PATCH v9 09/22] drm/mediatek: dpi: implement a swap_input toggle in SoC config Date: Mon, 28 Mar 2022 00:39:14 +0200 Message-Id: <20220327223927.20848-10-granquet@baylibre.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220327223927.20848-1-granquet@baylibre.com> References: <20220327223927.20848-1-granquet@baylibre.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org Adds a bit of flexibility to support SoCs without swap_input support Signed-off-by: Guillaume Ranquet Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: Rex-BC Chen --- 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, };