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Example of almost doing it wrong: Backlight
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Classroom Contents
The Seven Year Leap - Updating a Product from Linux 2.6 to 4.15 - A Real-World Project Case Study
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- 1 Intro
- 2 Not the first talk related to working with older kernels
- 3 Where are you on the kernel development spectrum?
- 4 What was the device in this project?
- 5 Older kernel problems NOT resolved
- 6 Making the case for the upgrade
- 7 Finding the starting point
- 8 Getting to a bash prompt
- 9 Newer kernel, newer boot loader
- 10 Check the new kernel has fixed the blocking issues
- 11 Re-adding support for peripherals to new kernel
- 12 Example of almost doing it wrong: Backlight
- 13 Touchscreen
- 14 Display: A bigger challenge
- 15 Re-enabled a driver... in the wrong subsystem?
- 16 RFBI being stubborn
- 17 Regulators
- 18 Putting Android back on again
- 19 Staying with Kitkat on 4.x kernel
- 20 First usable release
- 21 Initial feedback from test team
- 22 Re-adding PowerVR SGX rendering support
- 23 A whole bunch of other bits
- 24 How long did it take, in retrospect?
- 25 Points to remember when jumping major kernel versions
