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[98.210.181.167]) by smtp.googlemail.com with ESMTPSA id q27sm10605716pfk.4.2017.05.24.17.31.12 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 24 May 2017 17:31:13 -0700 (PDT) From: Steve Longerbeam X-Google-Original-From: Steve Longerbeam To: robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, kernel@pengutronix.de, fabio.estevam@nxp.com, linux@armlinux.org.uk, mchehab@kernel.org, hverkuil@xs4all.nl, nick@shmanahar.org, markus.heiser@darmarIT.de, p.zabel@pengutronix.de, laurent.pinchart+renesas@ideasonboard.com, bparrot@ti.com, geert@linux-m68k.org, arnd@arndb.de, sudipm.mukherjee@gmail.com, minghsiu.tsai@mediatek.com, tiffany.lin@mediatek.com, jean-christophe.trotin@st.com, horms+renesas@verge.net.au, niklas.soderlund+renesas@ragnatech.se, robert.jarzmik@free.fr, songjun.wu@microchip.com, andrew-ct.chen@mediatek.com, gregkh@linuxfoundation.org, shuah@kernel.org, sakari.ailus@linux.intel.com, pavel@ucw.cz Subject: [PATCH v7 28/34] media: imx: csi: increase burst size for YUV formats Date: Wed, 24 May 2017 17:29:43 -0700 Message-Id: <1495672189-29164-29-git-send-email-steve_longerbeam@mentor.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1495672189-29164-1-git-send-email-steve_longerbeam@mentor.com> References: <1495672189-29164-1-git-send-email-steve_longerbeam@mentor.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170524_173134_186089_C7DB302B X-CRM114-Status: UNSURE ( 8.86 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devel@driverdev.osuosl.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Philipp Zabel The IDMAC supports burst sizes of up to 32 pixels for interleaved YUV formats and up to 64 pixels for planar YUV formats. Signed-off-by: Philipp Zabel --- drivers/staging/media/imx/imx-media-csi.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c index 7defe53..e26c025 100644 --- a/drivers/staging/media/imx/imx-media-csi.c +++ b/drivers/staging/media/imx/imx-media-csi.c @@ -333,6 +333,23 @@ static int csi_idmac_setup_channel(struct csi_priv *priv) passthrough = true; passthrough_bits = 16; break; + case V4L2_PIX_FMT_YUV420: + case V4L2_PIX_FMT_NV12: + burst_size = (image.pix.width & 0x3f) ? + ((image.pix.width & 0x1f) ? + ((image.pix.width & 0xf) ? 8 : 16) : 32) : 64; + passthrough = (sensor_ep->bus_type != V4L2_MBUS_CSI2 && + sensor_ep->bus.parallel.bus_width >= 16); + passthrough_bits = 16; + break; + case V4L2_PIX_FMT_YUYV: + case V4L2_PIX_FMT_UYVY: + burst_size = (image.pix.width & 0x1f) ? + ((image.pix.width & 0xf) ? 8 : 16) : 32; + passthrough = (sensor_ep->bus_type != V4L2_MBUS_CSI2 && + sensor_ep->bus.parallel.bus_width >= 16); + passthrough_bits = 16; + break; default: burst_size = (image.pix.width & 0xf) ? 8 : 16; passthrough = (sensor_ep->bus_type != V4L2_MBUS_CSI2 &&