i965: Rename nr_depth_regs to nr_payload_regs.

Only 8 out of the up to 13 regs are for source/dest depth, so the name
wasn't particularly appropriate.  Note that this doesn't count the
constant or URB payload regs.  Also, don't pre-divide by 2, so it's
actually a number of registers.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/mesa/drivers/dri/i965/brw_wm_pass2.c b/src/mesa/drivers/dri/i965/brw_wm_pass2.c
index 31303febf0..0499506ec0 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_pass2.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_pass2.c
@@ -76,7 +76,7 @@ static void init_registers( struct brw_wm_compile *c )
    for (j = 0; j < c->grf_limit; j++) 
       c->pass2_grf[j].nextuse = BRW_WM_MAX_INSN;
 
-   for (j = 0; j < c->key.nr_depth_regs; j++) 
+   for (j = 0; j < (c->key.nr_payload_regs + 1) / 2; j++)
       prealloc_reg(c, &c->payload.depth[j], i++);
 
    for (j = 0; j < c->nr_creg; j++) 
@@ -101,7 +101,7 @@ static void init_registers( struct brw_wm_compile *c )
 
    assert(nr_interp_regs >= 1);
 
-   c->prog_data.first_curbe_grf = c->key.nr_depth_regs * 2;
+   c->prog_data.first_curbe_grf = c->key.nr_payload_regs;
    c->prog_data.urb_read_length = nr_interp_regs * 2;
    c->prog_data.curb_read_length = c->nr_creg * 2;