29 lines
944 B
Diff
29 lines
944 B
Diff
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From c37d71b1a31d26a4790166e2508822b18934a5c0 Mon Sep 17 00:00:00 2001
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From: Zdenek Dohnal <zdohnal@redhat.com>
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Date: Tue, 13 Apr 2021 15:44:14 +0200
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Subject: [PATCH] backend/usb-libusb.c: Use 60s timeout for reading at
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backchannel
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Some older models malfunction if timeout is too short.
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---
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CHANGES.md | 1 +
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backend/usb-libusb.c | 2 +-
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2 files changed, 2 insertions(+), 1 deletion(-)
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diff --git a/backend/usb-libusb.c b/backend/usb-libusb.c
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index d6b0eb423..fbb0d9d89 100644
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--- a/backend/usb-libusb.c
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+++ b/backend/usb-libusb.c
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@@ -1704,7 +1704,7 @@ static void *read_thread(void *reference)
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readstatus = libusb_bulk_transfer(g.printer->handle,
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g.printer->read_endp,
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readbuffer, rbytes,
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- &rbytes, 250);
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+ &rbytes, 60000);
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if (readstatus == LIBUSB_SUCCESS && rbytes > 0)
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{
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fprintf(stderr, "DEBUG: Read %d bytes of back-channel data...\n", (int)rbytes);
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--
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2.26.3
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