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by MrWhiter
Sat Jun 29, 2019 6:08 pm
Forum: Raspbian
Topic: Buster bug report thread
Replies: 197
Views: 18143

CEC not working in kodi

Just upgraded an pi3 to buster and switched to the VC4 V3D driver. Although Kodi lists the CEC adapter, it doesn't respond to the remote control. This did work just before the update, with the closed source driver on stretch. Video plays fine, so the driver does do it's main task. An excerpt from .k...
by MrWhiter
Tue Sep 04, 2018 12:06 pm
Forum: Raspbian
Topic: slow rtl8192cus wifi dongle
Replies: 3
Views: 501

Re: slow rtl8192cus wifi dongle

The realtek drivers are a bit of a mess. Plenty of people on github try to find/create proper ones.
For example:
https://github.com/lwfinger/rtl8192cu

Installing with dkms keeps your system maintanable.
by MrWhiter
Sun Dec 03, 2017 8:20 am
Forum: Graphics programming
Topic: OpenCL on the VideoCore IV!
Replies: 82
Views: 55467

Re: OpenCL on the VideoCore IV!

As far as I could find out, the rpi3 cpu runs at 500 MHz, has 4 cores and arm Neon instructions are 128-bit wide. Theoretical flops would than be 500*4*4 = 8 GFlops for the cpu, versus 24 GFlops for the GPU. The 500 Mhz comes from: https://en.wikipedia.org/wiki/Raspberry_Pi#Overclocking Follow up qu...
by MrWhiter
Wed Nov 29, 2017 8:55 pm
Forum: Graphics programming
Topic: OpenCL on the VideoCore IV!
Replies: 82
Views: 55467

Re: OpenCL on the VideoCore IV!

Oh, this is so awesome!

Could you comment on how it compares to PoCL?
Would it possible to merge this into PoCL and re-use code, or are the two just very different?
by MrWhiter
Sun Jun 11, 2017 5:23 pm
Forum: Troubleshooting
Topic: Ethernet unresponsive
Replies: 0
Views: 303

Ethernet unresponsive

I'm trying to connect a raspberry pi 3 with raspbian (jessie) to a cable modem over ethernet. A laptop (x64 debian jessie) connects fine to the modem; the internet connection works. The rpi3, however, gives me: #mii-tool -v eth0 eth0: negotiated 1000baseT-HD flow-control, link ok product info: vendo...

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