Re: [PATCH] airspy: AirSpy SDR driver

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On 07/15/2014 06:50 AM, Hans Verkuil wrote:
On 07/15/2014 04:35 AM, Antti Palosaari wrote:
On 07/14/2014 11:01 PM, Hans Verkuil wrote:
On 07/14/2014 09:55 PM, Antti Palosaari wrote:
I actually ran v4l2-compliance and there was problem with ADC band
enumeration. v4l2-compliance didn't liked as ADC freq was just 20MHz,
both upper and lower limit. Due to that I added even small hack to driver,

+		.rangelow   = 20000000,
+		.rangehigh  = 20000001, /* FIXME: make v4l2-compliance happy */

Hmm, does the latest v4l2-compliance (direct from the git repo) still fail on
that? That shouldn't be a problem, and I don't see that here either if I try that
myself.

If it still fails, can you show me the error message?

[crope@localhost gr-analog]$ ls -l /usr/local/bin/v4l2-compliance
-rwxr-xr-x. 1 root root 1497964 Jul 14 22:50 /usr/local/bin/v4l2-compliance
[crope@localhost gr-analog]$ /usr/local/bin/v4l2-compliance -S
/dev/swradio0 -s
Driver Info:
	Driver name   : airspy
	Card type     : AirSpy SDR
	Bus info      : usb-0000:00:13.2-2
	Driver version: 3.15.0
	Capabilities  : 0x85110000
		SDR Capture
		Tuner
		Read/Write
		Streaming
		Device Capabilities
	Device Caps   : 0x05110000
		SDR Capture
		Tuner
		Read/Write
		Streaming

Compliance test for device /dev/swradio0 (not using libv4l2):

Required ioctls:
	test VIDIOC_QUERYCAP: OK

Allow for multiple opens:
	test second sdr open: OK
	test VIDIOC_QUERYCAP: OK
	test VIDIOC_G/S_PRIORITY: OK

Debug ioctls:
	test VIDIOC_DBG_G/S_REGISTER: OK
	test VIDIOC_LOG_STATUS: OK

Input ioctls:
		fail: v4l2-test-input-output.cpp(107): rangelow >= rangehigh
		fail: v4l2-test-input-output.cpp(190): invalid tuner 0
	test VIDIOC_G/S_TUNER: FAIL
		fail: v4l2-test-input-output.cpp(290): could get frequency for invalid

Try again, it should be fixed now.

Old error has gone, but two new comes:

Compliance test for device /dev/swradio0 (not using libv4l2):

Required ioctls:
		fail: v4l2-compliance.cpp(354): !(caps & V4L2_CAP_EXT_PIX_FORMAT)
	test VIDIOC_QUERYCAP: FAIL

Allow for multiple opens:
	test second sdr open: OK
		fail: v4l2-compliance.cpp(354): !(caps & V4L2_CAP_EXT_PIX_FORMAT)
	test VIDIOC_QUERYCAP: FAIL
	test VIDIOC_G/S_PRIORITY: OK

regards
Antti

--
http://palosaari.fi/
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