From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stu Hsieh Subject: [PATCH v2 04/15] [media] mtk-mipicsi: add color format support for mt2712 Date: Tue, 16 Apr 2019 17:30:04 +0800 Message-ID: <1555407015-18130-5-git-send-email-stu.hsieh@mediatek.com> References: <1555407015-18130-1-git-send-email-stu.hsieh@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1555407015-18130-1-git-send-email-stu.hsieh@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Mauro Carvalho Chehab , Rob Herring , CK Hu Cc: Mark Rutland , Matthias Brugger , Stu Hsieh , linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, srv_heupstream@mediatek.com List-Id: linux-mediatek@lists.infradead.org This patch add color format support for mt2712 Signed-off-by: Stu Hsieh --- .../media/platform/mtk-mipicsi/mtk_mipicsi.c | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c index ec4f6b503b32..16f6bc480f4e 100644 --- a/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c +++ b/drivers/media/platform/mtk-mipicsi/mtk_mipicsi.c @@ -138,6 +138,20 @@ static void mtk_mipicsi_remove_device(struct soc_camera_device *icd) (void)pm_runtime_put_sync(icd->parent); } +static bool is_supported(const u32 pixformat) +{ + switch (pixformat) { + /* YUV422 */ + case V4L2_PIX_FMT_YUYV: + case V4L2_PIX_FMT_UYVY: + case V4L2_PIX_FMT_YVYU: + case V4L2_PIX_FMT_VYUY: + return true; + } + + return false; +} + static int mtk_mipicsi_set_fmt(struct soc_camera_device *icd, struct v4l2_format *f) { @@ -153,6 +167,12 @@ static int mtk_mipicsi_set_fmt(struct soc_camera_device *icd, struct v4l2_mbus_framefmt *mf = &format.format; int ret = 0; + if (!is_supported(pix->pixelformat)) { + dev_err(dev, "Format %x not support. set V4L2_PIX_FMT_YUYV as default\n", + pix->pixelformat); + pix->pixelformat = V4L2_PIX_FMT_YUYV; + } + xlate = soc_camera_xlate_by_fourcc(icd, pix->pixelformat); if (xlate == NULL) { dev_err(dev, "Format 0x%x not found\n", pix->pixelformat); -- 2.18.0