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bh=wxzlrhc4NRiZGi76LZW5C2eEFoWSR5gV+Yrp/AZNDME=; b=M2TltVT6lr+eQS8IzKEtkI2FlEQDvXhnt93Q/Kcryg9f/56KiGAY6L+X OO+DeFuvGn7+9h18ih075dR3jETsTCh+J04ULa7a5/px+kKcveZPKjRaH WBKgOhAX9BHBTMyePPbq3gAtTw97728+JAuAg/mRgd5/higVxxtI1I6D7 CzzSx9H61CYy3uryj3vwiUCsp6RLExdaKVwWjSjb/BKo674jFT82b9v8p tjKOlf2OSWPSYm9KtAwSo7uFFKiQJXyrUZW9NRKpgaaASmAf+qnf9UH0M RJbZVG/cjZe3AVauClUzWkTHg5mIOCpEv6kDifd+aZ5VM80EZKrknwTPP A==; X-IronPort-AV: E=Sophos;i="5.88,342,1635199200"; d="scan'208";a="21903428" Received: from vtuxmail01.tq-net.de ([10.115.0.20]) by mx1.tq-group.com with ESMTP; 04 Feb 2022 13:15:25 +0100 Received: from steina-w.tq-net.de (unknown [10.123.49.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by vtuxmail01.tq-net.de (Postfix) with ESMTPSA id F12C9280075; Fri, 4 Feb 2022 13:15:24 +0100 (CET) From: Alexander Stein To: Steve Longerbeam , Philipp Zabel , Mauro Carvalho Chehab , Greg Kroah-Hartman , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Rui Miguel Silva , Laurent Pinchart , Dorota Czaplejewicz Cc: linux-media@vger.kernel.org, linux-staging@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Alexander Stein Subject: [PATCH 3/8] media: imx: Use dedicated format handler for i.MX7/8 Date: Fri, 4 Feb 2022 13:15:09 +0100 Message-Id: <20220204121514.2762676-4-alexander.stein@ew.tq-group.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220204121514.2762676-1-alexander.stein@ew.tq-group.com> References: <20220204121514.2762676-1-alexander.stein@ew.tq-group.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220204_041538_219804_C1347B08 X-CRM114-Status: GOOD ( 17.72 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Dorota Czaplejewicz This splits out a format handler which takes into account the capabilities of the i.MX7/8 video device, as opposed to the default handler compatible with both i.MX5/6 and i.MX7/8. Signed-off-by: Dorota Czaplejewicz Signed-off-by: Alexander Stein --- Changes in comparison to original commit from Dorota: * is_imx56 is used instead of enum drivers/staging/media/imx/imx-media-utils.c | 56 +++++++++++++++++++-- 1 file changed, 52 insertions(+), 4 deletions(-) diff --git a/drivers/staging/media/imx/imx-media-utils.c b/drivers/staging/media/imx/imx-media-utils.c index 0daa6aad45f4..32aaa2e81bea 100644 --- a/drivers/staging/media/imx/imx-media-utils.c +++ b/drivers/staging/media/imx/imx-media-utils.c @@ -516,10 +516,9 @@ void imx_media_try_colorimetry(struct v4l2_mbus_framefmt *tryfmt, } EXPORT_SYMBOL_GPL(imx_media_try_colorimetry); -int imx_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, - const struct v4l2_mbus_framefmt *mbus, - const struct imx_media_pixfmt *cc, - bool is_imx56) +static int imx56_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, + const struct v4l2_mbus_framefmt *mbus, + const struct imx_media_pixfmt *cc) { u32 width; u32 stride; @@ -568,6 +567,55 @@ int imx_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, return 0; } + +static int imx78_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, + const struct v4l2_mbus_framefmt *mbus, + const struct imx_media_pixfmt *cc) +{ + int ret; + + if (!cc) + cc = imx_media_find_mbus_format(mbus->code, PIXFMT_SEL_ANY); + + if (!cc) + return -EINVAL; + /* + * The hardware can handle line lengths divisible by 4 pixels + * as long as the whole buffer size ends up divisible by 8 bytes. + * If not, use the value of 8 pixels recommended in the datasheet. + */ + ret = v4l2_fill_pixfmt(pix, cc->fourcc, + round_up(mbus->width, 4), mbus->height); + if (ret) + return ret; + + /* Only 8bits-per-pixel formats may need to get aligned to 8 pixels, + * because both 10-bit and 16-bit pixels occupy 2 bytes. + * In those, 4-pixel aligmnent is equal to 8-byte alignment. + */ + if (pix->sizeimage % 8 != 0) + ret = v4l2_fill_pixfmt(pix, cc->fourcc, + round_up(mbus->width, 8), mbus->height); + + pix->colorspace = mbus->colorspace; + pix->xfer_func = mbus->xfer_func; + pix->ycbcr_enc = mbus->ycbcr_enc; + pix->quantization = mbus->quantization; + pix->field = mbus->field; + + return ret; +} + +int imx_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, + const struct v4l2_mbus_framefmt *mbus, + const struct imx_media_pixfmt *cc, + bool is_imx56) +{ + if (is_imx56) + return imx56_media_mbus_fmt_to_pix_fmt(pix, mbus, cc); + else + return imx78_media_mbus_fmt_to_pix_fmt(pix, mbus, cc); +} EXPORT_SYMBOL_GPL(imx_media_mbus_fmt_to_pix_fmt); void imx_media_free_dma_buf(struct device *dev,