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[media] gspca_pac7311: Convert multi-line comments to standard kernel style

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Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans de Goede 2012-04-28 10:20:50 -03:00 committed by Mauro Carvalho Chehab
parent ccab75e283
commit 4b8ceb6c15
1 changed files with 33 additions and 29 deletions
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62
drivers/media/video/gspca/pac7311.c
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@ -20,29 +20,29 @@
*/ */
/* Some documentation about various registers as determined by trial and error. /* Some documentation about various registers as determined by trial and error.
*
Register page 1: * Register page 1:
*
Address Description * Address Description
0x08 Unknown compressor related, must always be 8 except when not * 0x08 Unknown compressor related, must always be 8 except when not
in 640x480 resolution and page 4 reg 2 <= 3 then set it to 9 ! * in 640x480 resolution and page 4 reg 2 <= 3 then set it to 9 !
0x1b Auto white balance related, bit 0 is AWB enable (inverted) * 0x1b Auto white balance related, bit 0 is AWB enable (inverted)
bits 345 seem to toggle per color gains on/off (inverted) * bits 345 seem to toggle per color gains on/off (inverted)
0x78 Global control, bit 6 controls the LED (inverted) * 0x78 Global control, bit 6 controls the LED (inverted)
0x80 JPEG compression ratio ? Best not touched * 0x80 JPEG compression ratio ? Best not touched
*
Register page 4: * Register page 4:
*
Address Description * Address Description
0x02 Clock divider 2-63, fps =~ 60 / val. Must be a multiple of 3 on * 0x02 Clock divider 2-63, fps =~ 60 / val. Must be a multiple of 3 on
the 7302, so one of 3, 6, 9, ..., except when between 6 and 12? * the 7302, so one of 3, 6, 9, ..., except when between 6 and 12?
0x0f Master gain 1-245, low value = high gain * 0x0f Master gain 1-245, low value = high gain
0x10 Another gain 0-15, limited influence (1-2x gain I guess) * 0x10 Another gain 0-15, limited influence (1-2x gain I guess)
0x21 Bitfield: 0-1 unused, 2-3 vflip/hflip, 4-5 unknown, 6-7 unused * 0x21 Bitfield: 0-1 unused, 2-3 vflip/hflip, 4-5 unknown, 6-7 unused
0x27 Seems to toggle various gains on / off, Setting bit 7 seems to * 0x27 Seems to toggle various gains on / off, Setting bit 7 seems to
completely disable the analog amplification block. Set to 0x68 * completely disable the analog amplification block. Set to 0x68
for max gain, 0x14 for minimal gain. * for max gain, 0x14 for minimal gain.
*/ */
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@ -403,8 +403,10 @@ static void setexposure(struct gspca_dev *gspca_dev)
/* load registers to sensor (Bit 0, auto clear) */ /* load registers to sensor (Bit 0, auto clear) */
reg_w(gspca_dev, 0x11, 0x01); reg_w(gspca_dev, 0x11, 0x01);
/* Page 1 register 8 must always be 0x08 except when not in /*
640x480 mode and page 4 reg 2 <= 3 then it must be 9 */ * Page 1 register 8 must always be 0x08 except when not in
* 640x480 mode and page 4 reg 2 <= 3 then it must be 9
*/
reg_w(gspca_dev, 0xff, 0x01); reg_w(gspca_dev, 0xff, 0x01);
if (gspca_dev->cam.cam_mode[(int)gspca_dev->curr_mode].priv && if (gspca_dev->cam.cam_mode[(int)gspca_dev->curr_mode].priv &&
sd->ctrls[EXPOSURE].val <= 3) { sd->ctrls[EXPOSURE].val <= 3) {
@ -577,10 +579,12 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
if (sof) { if (sof) {
int n, lum_offset, footer_length; int n, lum_offset, footer_length;
/* 6 bytes after the FF D9 EOF marker a number of lumination /*
bytes are send corresponding to different parts of the * 6 bytes after the FF D9 EOF marker a number of lumination
image, the 14th and 15th byte after the EOF seem to * bytes are send corresponding to different parts of the
correspond to the center of the image */ * image, the 14th and 15th byte after the EOF seem to
* correspond to the center of the image.
*/
lum_offset = 24 + sizeof pac_sof_marker; lum_offset = 24 + sizeof pac_sof_marker;
footer_length = 26; footer_length = 26;