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Use probe/GET_MAX to determine wCompQuality value during negotiation

This commit is contained in:
jmcneill 2008-09-20 15:55:38 +00:00
parent f2865b8252
commit 205dac9d2c
1 changed files with 12 additions and 3 deletions
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15
sys/dev/usb/uvideo.c
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@ -1,4 +1,4 @@
/* $NetBSD: uvideo.c,v 1.13 2008/09/20 14:01:27 jmcneill Exp $ */
/* $NetBSD: uvideo.c,v 1.14 2008/09/20 15:55:38 jmcneill Exp $ */
/*
* Copyright (c) 2008 Patrick Mahoney
@ -42,7 +42,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: uvideo.c,v 1.13 2008/09/20 14:01:27 jmcneill Exp $");
__KERNEL_RCSID(0, "$NetBSD: uvideo.c,v 1.14 2008/09/20 15:55:38 jmcneill Exp $");
#ifdef _MODULE
#include <sys/module.h>
@ -1808,7 +1808,7 @@ uvideo_set_format(void *addr, struct video_format *format)
struct uvideo_softc *sc;
struct uvideo_stream *vs;
struct uvideo_format *uvfmt;
uvideo_probe_and_commit_data_t probe;
uvideo_probe_and_commit_data_t probe, maxprobe;
uint8_t ifaceno;
usbd_status err;
@ -1835,6 +1835,15 @@ uvideo_set_format(void *addr, struct video_format *format)
probe.bFrameIndex = UVIDEO_FORMAT_GET_FRAME_INDEX(uvfmt);
USETDW(probe.dwFrameInterval, vs->vs_frame_interval); /* XXX */
maxprobe = probe;
err = uvideo_stream_probe(vs, UR_GET_MAX, &maxprobe);
if (err) {
DPRINTF(("uvideo: error probe/GET_MAX: %s (%d)\n",
usbd_errstr(err), err));
} else {
USETW(probe.wCompQuality, UGETW(maxprobe.wCompQuality));
}
err = uvideo_stream_probe(vs, UR_SET_CUR, &probe);
if (err) {
DPRINTF(("uvideo: error commit/SET_CUR: %s (%d)\n",