Re: [PATCH v5 00/39] i.MX Media Driver

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Sat, Mar 11, 2017 at 04:30:53PM -0800, Steve Longerbeam wrote:
> If it's too difficult to get the imx219 csi-2 transmitter into the
> LP-11 state on power on, perhaps the csi-2 receiver can be a little
> more lenient on the transmitter and make the LP-11 timeout a warning
> instead of error-out.
> 
> Can you try the attached change on top of the version 5 patchset?
> 
> If that doesn't work then you're just going to have to fix the bug
> in imx219.

That patch gets me past that hurdle, only to reveal that there's another
issue:

imx6-mipi-csi2: LP-11 timeout, phy_state = 0x00000200
imx219 0-0010: VT: pixclk 139200000Hz line 80742Hz frame 30.0Hz
imx219 0-0010: VT: line period 12385ns
imx219 0-0010: OP: pixclk 38500000Hz, 2 lanes, 308Mbps peak each
imx219 0-0010: OP: 3288 bits/line/lane act=10675ns lp/idle=1710ns
ipu1_csi0: csi_idmac_setup failed: -22
ipu1_csi0: pipeline start failed with -22
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1860 at /home/rmk/git/linux-rmk/drivers/media/v4l2-core/videobuf2-core.c:1340 vb2_start_streaming+0x124/0x1b4 [videobuf2_core]

-- 
RMK's Patch system: http://www.armlinux.org.uk/developer/patches/
FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up
according to speedtest.net.
_______________________________________________
devel mailing list
devel@xxxxxxxxxxxxxxxxxxxxxx
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel



[Index of Archives]     [Linux Driver Backports]     [DMA Engine]     [Linux GPIO]     [Linux SPI]     [Video for Linux]     [Linux USB Devel]     [Linux Coverity]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [Yosemite Backpacking]
  Powered by Linux