Really no idea why I didn't see this before, but these values were opposite
the register spec.
this seems to fix rv530 HiZ on my laptop, will reenable in next commit.
Signed-off-by: Dave Airlie <airlied@redhat.com>
#define R300_ZB_BW_CNTL 0x4f1c
# define R300_HIZ_DISABLE (0 << 0)
# define R300_HIZ_ENABLE (1 << 0)
-# define R300_HIZ_MIN (0 << 1)
-# define R300_HIZ_MAX (1 << 1)
+# define R300_HIZ_MAX (0 << 1)
+# define R300_HIZ_MIN (1 << 1)
# define R300_FAST_FILL_DISABLE (0 << 2)
# define R300_FAST_FILL_ENABLE (1 << 2)
# define R300_RD_COMP_DISABLE (0 << 3)