From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([92.198.50.35]:39118 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753819Ab1GLPjI (ORCPT ); Tue, 12 Jul 2011 11:39:08 -0400 From: Michael Grzeschik To: linux-media@vger.kernel.org Cc: g.liakhovetski@gmx.de, Michael Grzeschik Subject: [PATCH 5/5] mt9m111: make use of testpattern Date: Tue, 12 Jul 2011 17:39:06 +0200 Message-Id: <1310485146-27759-5-git-send-email-m.grzeschik@pengutronix.de> In-Reply-To: <1310485146-27759-1-git-send-email-m.grzeschik@pengutronix.de> References: <1310485146-27759-1-git-send-email-m.grzeschik@pengutronix.de> List-ID: Sender: Signed-off-by: Philipp Wiesner Signed-off-by: Michael Grzeschik --- Changes v1 -> v2 * removed ifdef DEBUG drivers/media/video/mt9m111.c | 57 +++++++++++++++++++++++++++++++++++++++++ 1 files changed, 57 insertions(+), 0 deletions(-) diff --git a/drivers/media/video/mt9m111.c b/drivers/media/video/mt9m111.c index 7eb2e4a..a3463d9 100644 --- a/drivers/media/video/mt9m111.c +++ b/drivers/media/video/mt9m111.c @@ -87,6 +87,7 @@ */ #define MT9M111_OPER_MODE_CTRL 0x106 #define MT9M111_OUTPUT_FORMAT_CTRL 0x108 +#define MT9M111_TEST_PATTERN_GEN 0x148 #define MT9M111_REDUCER_XZOOM_B 0x1a0 #define MT9M111_REDUCER_XSIZE_B 0x1a1 #define MT9M111_REDUCER_YZOOM_B 0x1a3 @@ -103,6 +104,15 @@ #define MT9M111_OPMODE_AUTOWHITEBAL_EN (1 << 1) #define MT9M111_OUTFMT_FLIP_BAYER_COL (1 << 9) #define MT9M111_OUTFMT_FLIP_BAYER_ROW (1 << 8) +#define MT9M111_TST_PATT_OFF (0 << 0) +#define MT9M111_TST_PATT_1 (1 << 0) +#define MT9M111_TST_PATT_2 (2 << 0) +#define MT9M111_TST_PATT_3 (3 << 0) +#define MT9M111_TST_PATT_4 (4 << 0) +#define MT9M111_TST_PATT_5 (5 << 0) +#define MT9M111_TST_PATT_6 (6 << 0) +#define MT9M111_TST_PATT_COLORBARS (7 << 0) +#define MT9M111_TST_PATT_FORCE_WB_GAIN_1 (1 << 7) #define MT9M111_OUTFMT_PROCESSED_BAYER (1 << 14) #define MT9M111_OUTFMT_BYPASS_IFP (1 << 10) #define MT9M111_OUTFMT_INV_PIX_CLOCK (1 << 9) @@ -138,6 +148,11 @@ #define MT9M111_MAX_HEIGHT 1024 #define MT9M111_MAX_WIDTH 1280 +static int testpattern; +module_param(testpattern, int, S_IRUGO); +MODULE_PARM_DESC(testpattern, "Test pattern: a number from 1 to 10, 0 for " + "normal usage"); + /* MT9M111 has only one fixed colorspace per pixelcode */ struct mt9m111_datafmt { enum v4l2_mbus_pixelcode code; @@ -464,6 +479,7 @@ static int mt9m111_set_pixfmt(struct i2c_client *client, enum v4l2_mbus_pixelcode code) { u16 data_outfmt1 = 0, data_outfmt2 = 0, mask_outfmt1, mask_outfmt2; + u16 pattern = 0; int ret = 0; switch (code) { @@ -531,6 +547,47 @@ static int mt9m111_set_pixfmt(struct i2c_client *client, if (!ret) ret = reg_mask(OUTPUT_FORMAT_CTRL, data_outfmt1, mask_outfmt1); + switch (testpattern) { + case 1: + pattern = MT9M111_TST_PATT_1 | MT9M111_TST_PATT_FORCE_WB_GAIN_1; + break; + case 2: + pattern = MT9M111_TST_PATT_2 | MT9M111_TST_PATT_FORCE_WB_GAIN_1; + break; + case 3: + pattern = MT9M111_TST_PATT_3 | MT9M111_TST_PATT_FORCE_WB_GAIN_1; + break; + case 4: + pattern = MT9M111_TST_PATT_4 | MT9M111_TST_PATT_FORCE_WB_GAIN_1; + break; + case 5: + pattern = MT9M111_TST_PATT_5 | MT9M111_TST_PATT_FORCE_WB_GAIN_1; + break; + case 6: + pattern = MT9M111_TST_PATT_6 | MT9M111_TST_PATT_FORCE_WB_GAIN_1; + break; + case 7: + pattern = MT9M111_TST_PATT_COLORBARS | + MT9M111_TST_PATT_FORCE_WB_GAIN_1; + break; + case 8: + data_outfmt2 |= MT9M111_OUTFMT_TST_RAMP_COL; + break; + case 9: + data_outfmt2 |= MT9M111_OUTFMT_TST_RAMP_ROW; + break; + case 10: + data_outfmt2 |= MT9M111_OUTFMT_TST_RAMP_FRAME; + break; + } + + dev_dbg(&client->dev, "%s: using testpattern %d\n", __func__, + testpattern); + + if (!ret) + ret = mt9m111_reg_set(client, + MT9M111_TEST_PATTERN_GEN, pattern); + if (!ret) ret = reg_mask(OUTPUT_FORMAT_CTRL2_A, data_outfmt2, mask_outfmt2); -- 1.7.5.4