kopia lustrzana https://gitlab.com/sane-project/backends
Added some debug traces.
rodzic
bce2146bd0
commit
a188d9febc
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@ -59,6 +59,7 @@
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#include "../include/sane/sanei_pv8630.h"
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#define DBG_error 1
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#define DBG_info 5
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/* Write one control byte */
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SANE_Status
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@ -66,6 +67,7 @@ sanei_pv8630_write_byte (int fd, SANEI_PV_Index index, SANE_Byte byte)
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{
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SANE_Status status;
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DBG(DBG_info, "sanei_pv8630_write_byte - index=%d, byte=%d\n", index, byte);
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status =
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sanei_usb_control_msg (fd, 0x40, PV8630_REQ_WRITEBYTE, byte, index, 0,
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NULL);
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@ -81,6 +83,8 @@ sanei_pv8630_read_byte (int fd, SANEI_PV_Index index, SANE_Byte * byte)
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{
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SANE_Status status;
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DBG(DBG_info, "sanei_pv8630_read_byte - index=%d, byte=%p\n", index, byte);
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status =
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sanei_usb_control_msg (fd, 0xc0, PV8630_REQ_READBYTE, 0, index, 1, byte);
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