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-rw-r--r--backend/canon_pp-io.c90
1 files changed, 45 insertions, 45 deletions
diff --git a/backend/canon_pp-io.c b/backend/canon_pp-io.c
index 881ac24..97ee526 100644
--- a/backend/canon_pp-io.c
+++ b/backend/canon_pp-io.c
@@ -41,7 +41,7 @@
-----
This file is part of the canon_pp backend, supporting Canon CanoScan
- Parallel scanners and also distributed as part of the stand-alone driver.
+ Parallel scanners and also distributed as part of the stand-alone driver.
canon_pp-io.c: $Revision$
@@ -89,8 +89,8 @@ static void DBG(int level, const char *format, ...)
/* 0x00 = Nibble Mode (M1284_NIBBLE)
0x10 = ECP Mode (M1284_ECP)
- The scanner driver seems not to support ECP RLE mode
- (which is a huge bummer because compression would be
+ The scanner driver seems not to support ECP RLE mode
+ (which is a huge bummer because compression would be
ace) nor EPP mode.
*/
static int ieee_mode = M1284_NIBBLE;
@@ -109,12 +109,12 @@ static void scanner_chessboard_control(struct parport *port);
static void scanner_chessboard_data(struct parport *port, int mode);
/* Used by read_data */
-static int ieee_transfer(struct parport *port, int length,
+static int ieee_transfer(struct parport *port, int length,
unsigned char *data);
/* Low level functions */
static int readstatus(struct parport *port);
-static int expect(struct parport *port, const char *step, int s,
+static int expect(struct parport *port, const char *step, int s,
int mask, unsigned int delay);
/* Port-level functions */
@@ -124,7 +124,7 @@ static void outboth(struct parport *port, int d, int c);
/************************************/
-/*
+/*
* IEEE 1284 defines many values for m,
* but these scanners only support 2: nibble and ECP modes.
* And no data compression either (argh!)
@@ -144,7 +144,7 @@ int sanei_canon_pp_wake_scanner(struct parport *port, int mode)
int i = 0;
int tmp;
int max_cycles = 3;
-
+
tmp = readstatus(port);
/* Reset only works on 30/40 models */
@@ -171,7 +171,7 @@ int sanei_canon_pp_wake_scanner(struct parport *port, int mode)
scanner_chessboard_control(port);
scanner_chessboard_data(port, mode);
- if (expect(port, NULL, 0x03, 0x1f, 800000) &&
+ if (expect(port, NULL, 0x03, 0x1f, 800000) &&
(mode == INITMODE_AUTO))
{
/* 630 Style init failed, try 620 style */
@@ -187,7 +187,7 @@ int sanei_canon_pp_wake_scanner(struct parport *port, int mode)
usleep(100000);
}
- } while ((i < max_cycles) && (!expect(port,"Scanner wakeup reply 2",
+ } while ((i < max_cycles) && (!expect(port,"Scanner wakeup reply 2",
0x03, 0x1f, 100000) == 0));
/* Block just after chessboarding
@@ -201,7 +201,7 @@ int sanei_canon_pp_wake_scanner(struct parport *port, int mode)
return -1;
outboth(port, 0, NSELECTIN | NINIT | HOSTCLK); /* Clear D, C3+, C1- */
- /* If we had to try the wakeup cycle more than once, we should wait
+ /* If we had to try the wakeup cycle more than once, we should wait
* here for 10 seconds to let the scanner pull itself together -
* it can actually take longer, but I can't wait that long! */
if (i > 1)
@@ -227,7 +227,7 @@ int sanei_canon_pp_write(struct parport *port, int length, unsigned char *data)
DBG(10,"%02x ", data[count]);
if (count % 20 == 19)
DBG(10,"\n ");
- }
+ }
if (count % 20 != 19) DBG(10,"\n");
#endif
@@ -238,20 +238,20 @@ int sanei_canon_pp_write(struct parport *port, int length, unsigned char *data)
case M1284_BECP:
case M1284_ECPRLE:
case M1284_ECPSWE:
- case M1284_ECP:
+ case M1284_ECP:
ieee1284_negotiate(port, ieee_mode);
- if (ieee1284_ecp_write_data(port, 0, (char *)data,
+ if (ieee1284_ecp_write_data(port, 0, (char *)data,
length) != length)
return -1;
break;
- case M1284_NIBBLE:
- if (ieee1284_compat_write(port, 0, (char *)data,
+ case M1284_NIBBLE:
+ if (ieee1284_compat_write(port, 0, (char *)data,
length) != length)
return -1;
break;
default:
DBG(0, "Invalid mode in write!\n");
- }
+ }
DBG(100, "<< write");
@@ -265,7 +265,7 @@ int sanei_canon_pp_read(struct parport *port, int length, unsigned char *data)
DBG(200, "NEW read_data (%i bytes):\n", length);
ieee1284_negotiate(port, ieee_mode);
- /* This is special; Nibble mode needs a little
+ /* This is special; Nibble mode needs a little
extra help from us. */
if (ieee_mode == M1284_NIBBLE)
@@ -275,7 +275,7 @@ int sanei_canon_pp_read(struct parport *port, int length, unsigned char *data)
if (expect(port, "Read Data 1", 0, NDATAAVAIL, 6000000))
{
DBG(10,"Error 1\n");
- ieee1284_terminate(port);
+ ieee1284_terminate(port);
return 1;
}
outcont(port, HOSTBUSY, HOSTBUSY);
@@ -283,7 +283,7 @@ int sanei_canon_pp_read(struct parport *port, int length, unsigned char *data)
if (expect(port, "Read Data 2", NACK, NACK, 1000000))
{
DBG(1,"Error 2\n");
- ieee1284_terminate(port);
+ ieee1284_terminate(port);
return 1;
}
if (expect(port, "Read Data 3 (Ready?)", 0, PERROR, 1000000))
@@ -319,7 +319,7 @@ int sanei_canon_pp_read(struct parport *port, int length, unsigned char *data)
/* If 0 bytes were transferred, it's a legal
"No data" condition (I think). Otherwise,
it may have run out of buffer.. keep reading*/
-
+
if (count < 0) {
DBG(10, "Couldn't read enough data (need %d more "
"of %d)\n", length+count,length+offset);
@@ -344,14 +344,14 @@ int sanei_canon_pp_read(struct parport *port, int length, unsigned char *data)
DBG(10,"%02x ", data[count]);
if (count % 20 == 19)
DBG(10,"\n ");
- }
+ }
if (count % 20 != 19) DBG(10,"\n");
}
else
{
DBG(10,"Read: %i bytes\n", length);
- }
+ }
#endif
if (ieee_mode == M1284_NIBBLE)
@@ -367,17 +367,17 @@ static int ieee_transfer(struct parport *port, int length, unsigned char *data)
DBG(100, "IEEE transfer (%i bytes)\n", length);
- switch (ieee_mode)
+ switch (ieee_mode)
{
case M1284_BECP:
case M1284_ECP:
case M1284_ECPRLE:
case M1284_ECPSWE:
- result = ieee1284_ecp_read_data(port, 0, (char *)data,
+ result = ieee1284_ecp_read_data(port, 0, (char *)data,
length);
break;
case M1284_NIBBLE:
- result = ieee1284_nibble_read(port, 0, (char *)data,
+ result = ieee1284_nibble_read(port, 0, (char *)data,
length);
break;
default:
@@ -405,22 +405,22 @@ int sanei_canon_pp_check_status(struct parport *port)
{
case 0x0606:
DBG(200, "Ready - 0x0606\n");
- return 0;
+ return 0;
break;
case 0x1414:
- DBG(200, "Busy - 0x1414\n");
+ DBG(200, "Busy - 0x1414\n");
return 1;
break;
case 0x0805:
- DBG(200, "Resetting - 0x0805\n");
+ DBG(200, "Resetting - 0x0805\n");
return 3;
break;
case 0x1515:
DBG(1, "!! Invalid Command - 0x1515\n");
- return 2;
+ return 2;
break;
case 0x0000:
- DBG(200, "Nothing - 0x0000");
+ DBG(200, "Nothing - 0x0000");
return 4;
break;
@@ -451,9 +451,9 @@ static void outboth(struct parport *port, int d, int c)
{
ieee1284_write_data(port, d & 0xff);
outcont(port, c, 0x0f);
-}
+}
-/* readstatus():
+/* readstatus():
Returns the LOGIC value of the S register (ie: all input lines)
shifted right to to make it easier to read. Note: S5 is inverted
by ieee1284_read_status so we don't need to */
@@ -472,7 +472,7 @@ static void scanner_chessboard_control(struct parport *port)
outcont(port, 13, 0xf);
usleep(10);
outcont(port, 7, 0xf);
- usleep(10);
+ usleep(10);
}
static void scanner_chessboard_data(struct parport *port, int mode)
@@ -490,28 +490,28 @@ static void scanner_chessboard_data(struct parport *port, int mode)
outdata(port, 0x55);
else
outdata(port, 0x33);
- outcont(port, HOSTBUSY, HOSTBUSY);
+ outcont(port, HOSTBUSY, HOSTBUSY);
usleep(10);
- outcont(port, 0, HOSTBUSY);
+ outcont(port, 0, HOSTBUSY);
usleep(10);
- outcont(port, HOSTBUSY, HOSTBUSY);
+ outcont(port, HOSTBUSY, HOSTBUSY);
usleep(10);
if (mode == INITMODE_20P)
outdata(port, 0xaa);
else
outdata(port, 0xcc);
- outcont(port, HOSTBUSY, HOSTBUSY);
+ outcont(port, HOSTBUSY, HOSTBUSY);
usleep(10);
- outcont(port, 0, HOSTBUSY);
+ outcont(port, 0, HOSTBUSY);
usleep(10);
- outcont(port, HOSTBUSY, HOSTBUSY);
+ outcont(port, HOSTBUSY, HOSTBUSY);
usleep(10);
}
}
/* Reset the scanner. At least, it works 50% of the time. */
-static int scanner_reset(struct parport *port)
+static int scanner_reset(struct parport *port)
{
/* Resetting only works for the *30Ps, sorry */
@@ -545,7 +545,7 @@ static int scanner_reset(struct parport *port)
outcont(port, 0x0f, 0xf); /* All lines must be 1. */
/* All lines 1 */
- if (expect(port, "Reset 2 response 2 (READY)",
+ if (expect(port, "Reset 2 response 2 (READY)",
0x1f, 0x1f, 500000))
return 1;
@@ -556,9 +556,9 @@ static int scanner_reset(struct parport *port)
return 0;
}
-/* A timed version of expect, which will wait for delay before erroring
+/* A timed version of expect, which will wait for delay before erroring
This is the one and only one we should be using */
-static int expect(struct parport *port, const char *msg, int s,
+static int expect(struct parport *port, const char *msg, int s,
int mask, unsigned int delay)
{
struct timeval tv;
@@ -591,7 +591,7 @@ int sanei_canon_pp_scanner_init(struct parport *port)
/* In Windows, this is always ECP (or an attempt at it) */
if (sanei_canon_pp_write(port, 10, cmd_init))
return -1;
- /* Note that we don't really mind what the status was as long as it
+ /* Note that we don't really mind what the status was as long as it
* wasn't a read error (returns -1) */
/* In fact, the 620P gives an error on that last command, but they
* keep going anyway */
@@ -605,7 +605,7 @@ int sanei_canon_pp_scanner_init(struct parport *port)
if (tmp < 0)
return -1;
DBG(10, "scanner_init: Giving the scanner a snooze...\n");
- usleep(500000);
+ usleep(500000);
tries++;
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-29 20:11:35 +0000