diff options
| author | Kenneth Graunke <kenneth@whitecape.org> | 2013-04-02 21:11:51 -0700 |
|---|---|---|
| committer | Kenneth Graunke <kenneth@whitecape.org> | 2013-04-04 15:38:19 -0700 |
| commit | 967514ce680f7bf785ab544c6174786dd20425de (patch) | |
| tree | 4b148a4bc5cd410fd0db8ae9aca0a912ac41e256 | |
| parent | 8cdb2d32ecd636a6d68840a68504c1fe1b14426b (diff) | |
i965: Use a variable for the push constant size in kB.
This clarifies that the offset of 2 is actually 16 kB / 8kB units.
It also keys both computations off of a single variable, which should
make it easier to change in the future.
Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Paul Berry <stereotype441@gmail.com>
| -rw-r--r-- | src/mesa/drivers/dri/i965/gen7_urb.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i965/gen7_urb.c b/src/mesa/drivers/dri/i965/gen7_urb.c index dafe1add51f..5ac388589b4 100644 --- a/src/mesa/drivers/dri/i965/gen7_urb.c +++ b/src/mesa/drivers/dri/i965/gen7_urb.c @@ -78,8 +78,9 @@ static void gen7_upload_urb(struct brw_context *brw) { struct intel_context *intel = &brw->intel; + const int push_size_kB = 16; /* Total space for entries is URB size - 16kB for push constants */ - int handle_region_size = (brw->urb.size - 16) * 1024; /* bytes */ + int handle_region_size = (brw->urb.size - push_size_kB) * 1024; /* bytes */ /* CACHE_NEW_VS_PROG */ unsigned vs_size = MAX2(brw->vs.prog_data->urb_entry_size, 1); @@ -92,7 +93,7 @@ gen7_upload_urb(struct brw_context *brw) brw->urb.nr_vs_entries = ROUND_DOWN_TO(nr_vs_entries, 8); /* URB Starting Addresses are specified in multiples of 8kB. */ - brw->urb.vs_start = 2; /* skip over push constants */ + brw->urb.vs_start = push_size_kB / 8; /* skip over push constants */ assert(brw->urb.nr_vs_entries % 8 == 0); assert(brw->urb.nr_gs_entries % 8 == 0); |