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From: Hugues Fruchet <hugues.fruchet@st.com>
To: Alexandre Torgue <alexandre.torgue@st.com>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Hans Verkuil <hverkuil@xs4all.nl>,
	Sakari Ailus <sakari.ailus@linux.intel.com>
Cc: Mickael GUENE <mickael.guene@st.com>,
	linux-kernel@vger.kernel.org,
	Philippe CORNU <philippe.cornu@st.com>,
	Yannick Fertre <yannick.fertre@st.com>,
	Benjamin Gaignard <benjamin.gaignard@linaro.org>,
	Hugues Fruchet <hugues.fruchet@st.com>,
	linux-stm32@st-md-mailman.stormreply.com,
	linux-arm-kernel@lists.infradead.org,
	linux-media@vger.kernel.org
Subject: [PATCH v6 2/4] media: stm32-dcmi: trace the supported fourcc/mbus_code
Date: Wed, 14 Aug 2019 15:48:51 +0200
Message-ID: <1565790533-10043-3-git-send-email-hugues.fruchet@st.com> (raw)
In-Reply-To: <1565790533-10043-1-git-send-email-hugues.fruchet@st.com>

Add a trace of the set of supported fourcc/mbus_code which
intersect between DCMI and source sub-device.

Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com>
---
 drivers/media/platform/stm32/stm32-dcmi.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c
index b462f71..18acecf 100644
--- a/drivers/media/platform/stm32/stm32-dcmi.c
+++ b/drivers/media/platform/stm32/stm32-dcmi.c
@@ -1447,12 +1447,20 @@ static int dcmi_formats_init(struct stm32_dcmi *dcmi)
 			/* Code supported, have we got this fourcc yet? */
 			for (j = 0; j < num_fmts; j++)
 				if (sd_fmts[j]->fourcc ==
-						dcmi_formats[i].fourcc)
+						dcmi_formats[i].fourcc) {
 					/* Already available */
+					dev_dbg(dcmi->dev, "Skipping fourcc/code: %4.4s/0x%x\n",
+						(char *)&sd_fmts[j]->fourcc,
+						mbus_code.code);
 					break;
-			if (j == num_fmts)
+				}
+			if (j == num_fmts) {
 				/* New */
 				sd_fmts[num_fmts++] = dcmi_formats + i;
+				dev_dbg(dcmi->dev, "Supported fourcc/code: %4.4s/0x%x\n",
+					(char *)&sd_fmts[num_fmts - 1]->fourcc,
+					sd_fmts[num_fmts - 1]->mbus_code);
+			}
 		}
 		mbus_code.index++;
 	}
-- 
2.7.4


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  parent reply index

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-14 13:48 [PATCH v6 0/4] DCMI bridge support Hugues Fruchet
2019-08-14 13:48 ` [PATCH v6 1/4] media: stm32-dcmi: improve sensor subdev naming Hugues Fruchet
2019-08-14 13:48 ` Hugues Fruchet [this message]
2019-08-16  8:15   ` [PATCH v6 2/4] media: stm32-dcmi: trace the supported fourcc/mbus_code Sakari Ailus
2019-08-19  7:23     ` Hugues FRUCHET
2019-08-19  7:26       ` Sakari Ailus
2019-08-19  7:40         ` Hugues FRUCHET
2019-08-19  8:10           ` Sakari Ailus
2019-08-14 13:48 ` [PATCH v6 3/4] media: stm32-dcmi: add media controller support Hugues Fruchet
2019-08-14 13:48 ` [PATCH v6 4/4] media: stm32-dcmi: add support of several sub-devices Hugues Fruchet

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