msm_kcal_ctrl: initial code for generic MSM LCD temperature calibrations

this should be compatible with all MDP devices from Qualcomm

Signed-off-by: Paul Reioux <reioux@gmail.com>

Conflicts:
	arch/arm/mach-msm/Kconfig
	arch/arm/mach-msm/Makefile
MSM KCAL: add sRGB LUT for better color space profiling

Signed-off-by: Paul Reioux <reioux@gmail.com>
MSM KCAL: add lut edit capability

Signed-off-by: Paul Reioux <reioux@gmail.com>
MSM KCAL: add checksum and data integrity checks

Signed-off-by: Paul Reioux <reioux@gmail.com>
MSM KCAL: add reset lut capability

Signed-off-by: Paul Reioux <reioux@gmail.com>
msm_kcal: add late resume drivers to autoload the lut

Signed-off-by: Paul Reioux <reioux@gmail.com>
msm_kcal: update early suspend to resume last

Signed-off-by: Paul Reioux <reioux@gmail.com>
drivers/video/msm: restore update_lcdc_lut capabilities for MDP devices

Signed-off-by: Paul Reioux <reioux@gmail.com>
update defconfig, enabled "UPDATE_LCDC_LUT" and "LCD_KCAL"
fix: endif was missing, due to conflicts with cherry-picks