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V4L/DVB (11534): gspca - m5602-po1030: Synthesize the hsync/vsync setup

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Signed-off-by: Erik Andr?n <erik.andren@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Erik Andr?n 2009-01-15 14:05:35 -03:00 committed by Mauro Carvalho Chehab
parent e807f20db4
commit 9536a57e77
2 changed files with 47 additions and 35 deletions
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59
drivers/media/video/gspca/m5602/m5602_po1030.c
View File

@ -50,7 +50,7 @@ static struct v4l2_pix_format po1030_modes[] = {
.sizeimage = 640 * 480,
.bytesperline = 640,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0
.priv = 2
}
};
@ -325,6 +325,7 @@ int po1030_start(struct sd *sd)
int i, err = 0;
int width = cam->cam_mode[sd->gspca_dev.curr_mode].width;
int height = cam->cam_mode[sd->gspca_dev.curr_mode].height;
int ver_offs = cam->cam_mode[sd->gspca_dev.curr_mode].priv;
u8 data;
switch (width) {
@ -346,20 +347,54 @@ int po1030_start(struct sd *sd)
data = (height + 3) & 0xff;
err = m5602_write_sensor(sd, PO1030_WINDOWHEIGHT_L, &data, 1);
height += 12;
width -= 2;
break;
}
/* Synthesize the vsync/hsync setup */
for (i = 0; i < ARRAY_SIZE(start_po1030) && !err; i++) {
if (start_po1030[i][0] == BRIDGE)
err = m5602_write_bridge(sd, start_po1030[i][1],
start_po1030[i][2]);
else if (start_po1030[i][0] == SENSOR) {
u8 data = start_po1030[i][2];
err = m5602_write_sensor(sd,
start_po1030[i][1], &data, 1);
}
}
err = m5602_write_bridge(sd, M5602_XB_LINE_OF_FRAME_H, 0x81);
if (err < 0)
return err;
err = m5602_write_bridge(sd, M5602_XB_PIX_OF_LINE_H, 0x82);
if (err < 0)
return err;
err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA,
((ver_offs >> 8) & 0xff));
if (err < 0)
return err;
err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, (ver_offs & 0xff));
if (err < 0)
return err;
err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, 0);
if (err < 0)
return err;
err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, (height >> 8) & 0xff);
if (err < 0)
return err;
err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, (height & 0xff));
if (err < 0)
return err;
for (i = 0; i < 2 && !err; i++)
err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, 0);
for (i = 0; i < 2 && !err; i++)
err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA, 0);
if (err < 0)
return err;
err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA, (width >> 8) & 0xff);
if (err < 0)
return err;
err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA, (width & 0xff));
return err;
}

23
drivers/media/video/gspca/m5602/m5602_po1030.h
View File

@ -270,27 +270,4 @@ static const unsigned char init_po1030[][3] =
{BRIDGE, M5602_XB_GPIO_EN_L, 0x00},
};
static const unsigned char start_po1030[][3] =
{
{BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
{BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81},
{BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82},
{BRIDGE, M5602_XB_SIG_INI, 0x01},
{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
{BRIDGE, M5602_XB_VSYNC_PARA, 0x02},
{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
{BRIDGE, M5602_XB_VSYNC_PARA, 0x01},
{BRIDGE, M5602_XB_VSYNC_PARA, 0xec},
{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
{BRIDGE, M5602_XB_SIG_INI, 0x00},
{BRIDGE, M5602_XB_SIG_INI, 0x00},
{BRIDGE, M5602_XB_HSYNC_PARA, 0x00},
{BRIDGE, M5602_XB_HSYNC_PARA, 0x00},
{BRIDGE, M5602_XB_HSYNC_PARA, 0x02},
{BRIDGE, M5602_XB_HSYNC_PARA, 0x7e},
{BRIDGE, M5602_XB_SIG_INI, 0x00},
};
#endif