lima: set clear depth value to 0x00ffffff as default

According to the specs, the initial depth value for a
depth buffer clear is 1. Use 0x00ffffff like the blob does.

We can remove setting this value in lima_clear, because it's
set during job creation now.

Fixes the following dEQP tests:

dEQP-GLES2.functional.fbo.render.shared_depthbuffer.rbo_rgb565_depth_component16
dEQP-GLES2.functional.fbo.render.shared_depthbuffer.rbo_rgb5_a1_depth_component16
dEQP-GLES2.functional.fbo.render.shared_depthbuffer.rbo_rgb4_depth_component16
dEQP-GLES2.functional.fbo.render.shared_depthbuffer.tex2d_rgba_depth_component16
dEQP-GLES2.functional.fbo.render.shared_depthbuffer.tex2d_rgb_depth_component16

Reviewed-by: Vasily Khoruzhick <anarsoul@gmail.com>
Signed-off-by: Andreas Baierl <ichgeh@imkreisrum.de>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6842>
2 files changed