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Diffstat (limited to 'backend/sm3840_scan.c')
-rw-r--r--[-rwxr-xr-x]backend/sm3840_scan.c70
1 files changed, 30 insertions, 40 deletions
diff --git a/backend/sm3840_scan.c b/backend/sm3840_scan.c
index e9442a7..148e37b 100755..100644
--- a/backend/sm3840_scan.c
+++ b/backend/sm3840_scan.c
@@ -158,7 +158,6 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
int scanlines = p->scanlines;
int leftpix = p->leftpix;
int scanpix = p->scanpix;
- int len;
unsigned char hello[2] = { 0x55, 0xaa };
unsigned char howdy[3];
unsigned short *whitebalance;
@@ -182,11 +181,11 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
char fname[64];
char head[128];
- len = usb_set_configuration (udev, 1);
- len = usb_claim_interface (udev, 0);
- len = usb_clear_halt (udev, 1);
- len = usb_clear_halt (udev, 2);
- len = usb_clear_halt (udev, 3);
+ usb_set_configuration (udev, 1);
+ usb_claim_interface (udev, 0);
+ usb_clear_halt (udev, 1);
+ usb_clear_halt (udev, 2);
+ usb_clear_halt (udev, 3);
#endif
DBG (2, "params.gray = %d;\n", p->gray);
DBG (2, "params.dpi = %d\n", p->dpi);
@@ -255,12 +254,12 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
write_regs (udev, 1, 0xb1, 0x00);
write_regs (udev, 1, 0xb2, 0x00);
write_vctl (udev, 0x0c, 0x0002, 0x0002, 0x00);
- len = usb_bulk_write (udev, 2, hello, 2, wr_timeout);
+ usb_bulk_write (udev, 2, hello, 2, wr_timeout);
write_regs (udev, 1, 0xb0, 0x00);
write_regs (udev, 1, 0xb1, 0x00);
write_regs (udev, 1, 0xb2, 0x00);
write_vctl (udev, 0x0c, 0x0003, 0x0003, 0x00);
- len = usb_bulk_read (udev, 1, howdy, 3, rd_timeout);
+ usb_bulk_read (udev, 1, howdy, 3, rd_timeout);
write_regs (udev, 4, 0x83, 0x00, 0xa3, 0x00, 0xa4, 0x00, 0x97, 0x0a);
write_vctl (udev, 0x0c, 0x0004, 0x008b, 0x00);
read_vctl (udev, 0x0c, 0x0007, 0x0000, &rd_byte);
@@ -318,9 +317,8 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0x40, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0x7f, 0xb5, 0x07);
write_vctl (udev, 0x0c, 0x0002, whitemapsize, 0x00);
- len =
- usb_bulk_write (udev, 2, (unsigned char *) whitemap, whitemapsize,
- wr_timeout);
+ usb_bulk_write (udev, 2, (unsigned char *) whitemap, whitemapsize,
+ wr_timeout);
set_lightmap_white (whitemap, dpi, 1);
if (dpi == 1200)
@@ -330,9 +328,8 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0x80, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0xbf, 0xb5, 0x07);
write_vctl (udev, 0x0c, 0x0002, whitemapsize, 0x00);
- len =
- usb_bulk_write (udev, 2, (unsigned char *) whitemap, whitemapsize,
- wr_timeout);
+ usb_bulk_write (udev, 2, (unsigned char *) whitemap, whitemapsize,
+ wr_timeout);
set_lightmap_white (whitemap, dpi, 2);
if (dpi == 1200)
@@ -342,9 +339,8 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0xc0, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0xff, 0xb5, 0x07);
write_vctl (udev, 0x0c, 0x0002, whitemapsize, 0x00);
- len =
- usb_bulk_write (udev, 2, (unsigned char *) whitemap, whitemapsize,
- wr_timeout);
+ usb_bulk_write (udev, 2, (unsigned char *) whitemap, whitemapsize,
+ wr_timeout);
free (whitemap);
@@ -391,11 +387,10 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
write_regs (udev, 1, 0xbe, 0x0d);
write_vctl (udev, 0x0c, 0x0003, 0x0001, 0x00);
whitebalance = (unsigned short *) malloc (whitebalancesize);
- len = usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
+ usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
write_vctl (udev, 0x0c, 0x0001, 0x0000, 0x00);
- len =
- usb_bulk_read (udev, 1, (unsigned char *) whitebalance, whitebalancesize,
- rd_timeout);
+ usb_bulk_read (udev, 1, (unsigned char *) whitebalance, whitebalancesize,
+ rd_timeout);
write_regs (udev, 2, 0xbe, 0x00, 0x84, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x8406, 0x00);
write_vctl (udev, 0x0c, 0x00c0, 0x0406, 0x00);
@@ -419,11 +414,10 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
0xbf, 0x00, 0x90, 0x40, 0x91, 0x00, 0x83, 0x82);
write_regs (udev, 1, 0xbe, 0x0d);
write_vctl (udev, 0x0c, 0x0003, 0x0001, 0x00);
- len = usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
+ usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
write_vctl (udev, 0x0c, 0x0001, 0x0000, 0x00);
- len =
- usb_bulk_read (udev, 1, (unsigned char *) whitebalance,
- whitebalancesize, rd_timeout);
+ usb_bulk_read (udev, 1, (unsigned char *) whitebalance,
+ whitebalancesize, rd_timeout);
fix_endian_short (whitebalance, whitebalancesize/2);
if (!donered)
{
@@ -485,11 +479,10 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
0xbf, 0x00, 0x90, 0x40, 0x91, 0x00, 0x83, 0x82);
write_regs (udev, 1, 0xbe, 0x0d);
write_vctl (udev, 0x0c, 0x0003, 0x0001, 0x00);
- len = usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
+ usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
write_vctl (udev, 0x0c, 0x0001, 0x0000, 0x00);
- len =
- usb_bulk_read (udev, 1, (unsigned char *) whitebalance,
- whitebalancesize, rd_timeout);
+ usb_bulk_read (udev, 1, (unsigned char *) whitebalance,
+ whitebalancesize, rd_timeout);
fix_endian_short (whitebalance, whitebalancesize/2);
if (!donered)
{
@@ -601,7 +594,7 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
0x00, 0x90, 0x40, 0x91, 0x00, 0x83, 0x82);
write_regs (udev, 1, 0xbe, 0x1d);
write_vctl (udev, 0x0c, 0x0003, 0x0001, 0x00);
- len = usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
+ usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
write_vctl (udev, 0x0c, 0x0001, 0x0000, 0x00);
record_mem (udev, (unsigned char **) (void *)&whitescan,
(5632 * 2 * 3 * (dpi == 1200 ? 2 : 1)) * 4);
@@ -756,9 +749,8 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0x40, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0x7f, 0xb5, 0x07);
write_vctl (udev, 0x0c, 0x0002, whitemapsize, 0x00);
- len =
- usb_bulk_write (udev, 2, (unsigned char *) lightmap, whitemapsize,
- wr_timeout);
+ usb_bulk_write (udev, 2, (unsigned char *) lightmap, whitemapsize,
+ wr_timeout);
calc_lightmap (whitescan, lightmap, 1, dpi, gain, offset);
if (dpi == 1200)
@@ -772,9 +764,8 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
if (gray)
for (i = 0; i < whitemapsize / 2; i++)
lightmap[i] |= GRAYMASK;
- len =
- usb_bulk_write (udev, 2, (unsigned char *) lightmap, whitemapsize,
- wr_timeout);
+ usb_bulk_write (udev, 2, (unsigned char *) lightmap, whitemapsize,
+ wr_timeout);
calc_lightmap (whitescan, lightmap, 2, dpi, gain, offset);
if (dpi == 1200)
@@ -784,9 +775,8 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
write_regs (udev, 6, 0xb0, 0x00, 0xb1, 0xc0, 0xb2, 0x07, 0xb3, 0xff, 0xb4,
0xff, 0xb5, 0x07);
write_vctl (udev, 0x0c, 0x0002, whitemapsize, 0x00);
- len =
- usb_bulk_write (udev, 2, (unsigned char *) lightmap, whitemapsize,
- wr_timeout);
+ usb_bulk_write (udev, 2, (unsigned char *) lightmap, whitemapsize,
+ wr_timeout);
free (whitescan);
free (lightmap);
@@ -922,7 +912,7 @@ setup_scan (p_usb_dev_handle udev, SM3840_Params * p)
else
write_regs (udev, 1, 0xbe, 0x0d);
write_vctl (udev, 0x0c, 0x0003, 0x0001, 0x00);
- len = usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
+ usb_bulk_read (udev, 1, &rd_byte, 1, rd_timeout);
write_vctl (udev, 0x0c, 0x0001, 0x0000, 0x00);
#ifndef BACKENDNAME
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 09:36:28 +0000