is the config_drm_amd_dc kernel option necessary for my card?

[papu]

i using gentoo i have some problems of prior version:
1.) spelling accents in some programs like : konsole, telegram-desktop,falkon not working...

[papu]

Linux 5.9.0-gentoo
is it implemented on kernel 3.9.0?






...

[papu]

ok thanks, i will only use the CONFIG_DRM_AMD_DC and CONFIG_DRM_AMD_DC_HDCP

what the CONFIG_DRM_AMD_DC_DSC_SUPPORT is for?

...

[papu]

ok , and what exactly options from DISPLAY ENGINE CONFIGURATION i have to activate for optimize my amd rx470 polaris 10 graphics card?

very...

[papu]

i not undestand well if that option is usefull for my rx470 artic islands( polaris) graphics card
i think is not for my architecture but i need...

[papu]

hi, i need information about this new amd option,I don't know what it is for or for which family of amd cards it is addressed
i am using amd rx470...

[papu]

i have just compilet gentoo-kernel-5.0.1
with
doing grep -e CONFIG_MARCH_NATIVE .config it have not this option then how will i know about...

[papu]

the problem is that plasma not mounts mtp devices, getting kio errors, 6 month ago( i not remember the date ) this did not happen, all was working very...

[papu]

they have to fix Media Transfer Protocol (MTP) that is broken from serveral month ago in KIO, is so annoying using a mobile or tablet with usb cable because...

[papu]

same for me but with 4.16.1 flickering is less present but still exists... i have mx 470 viceocard...

[papu]

ok, i normaly has used a kde desktop and i always had used gstreamer( on very past time xine)
then is not posible to use vlc like a substitute of...

[papu]

i changed from media-libs/phonon-gstreamer to media-libs/phonon-vlc because of huge diferent packages of gstreamer and to avoid conflicts with gstreamer...

[papu]

my amdgpu firmewares are loading fine , but i not understand why the kernel are trying to find firmwares in directorys that not exist in my system...

[papu]

new dmesg ---> http://dpaste.com/0A05FT1

i activated more options and i see some new stuff like [drm] DM_PPLIB: ...

[papu]

then i am going to disable them....