Hello Geert, On 2/10/22 18:06, Geert Uytterhoeven wrote: > On Wed, Feb 9, 2022 at 1:19 PM Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote: >> On Wed, Feb 9, 2022 at 10:03 AM Javier Martinez Canillas >> <javierm@xxxxxxxxxx> wrote: >>> This patch series adds a DRM driver for the Solomon OLED SSD1305, SSD1306, >>> SSD1307 and SSD1309 displays. It is a port of the ssd1307fb fbdev driver. >> >> [...] > >> The logo is not shown, even when I create a 16-color or 224-color >> version of the small monochrome logo I'm using. > > My mistake, I messed up the hook-up, causing it to pick a different > logo that was too large to be displayed. > Great, thanks for all the testing. > Of course it's using the 224-color logo reduced to monochrome instead > of the real monochrome logo, as fbcon thinks it's running on XRGB8888. > Right. Once the patch lands, I'll look at wiring up the needed support in DRM for the drivers to be able to advertise 8-bit grayscale and monochrome to avoid the unnecessary conversions and to have feature parity with fbdev. But I just wanted to do it incrementally and first port to DRM as first step. Best regards, -- Javier Martinez Canillas Linux Engineering Red Hat