freedreno: a2xx texture update

freedreno: a2xx texture update

Adds all missing texture related logic. For everything to work it also
needs changes to ir2/fd2_program, which are part of the ir2 update patch.

Note: it needs rnndb update

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
[remove stray patch]
Signed-off-by: Rob Clark <robdclark@gmail.com>