/*
Copyright (C) Intel Corp. 2006. All Rights Reserved.
- Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
+ Intel funded Tungsten Graphics to
develop this 3D driver.
-
+
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
-
+
The above copyright notice and this permission notice (including the
next paragraph) shall be included in all copies or substantial
portions of the Software.
-
+
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
+
**********************************************************************/
/*
* Authors:
- * Keith Whitwell <keith@tungstengraphics.com>
+ * Keith Whitwell <keithw@vmware.com>
*/
-
+
#include "intel_batchbuffer.h"
};
-static GLboolean check_urb_layout( struct brw_context *brw )
+static bool check_urb_layout(struct brw_context *brw)
{
brw->urb.vs_start = 0;
brw->urb.gs_start = brw->urb.nr_vs_entries * brw->urb.vsize;
brw->urb.sf_start = brw->urb.clip_start + brw->urb.nr_clip_entries * brw->urb.vsize;
brw->urb.cs_start = brw->urb.sf_start + brw->urb.nr_sf_entries * brw->urb.sfsize;
- return brw->urb.cs_start + brw->urb.nr_cs_entries * brw->urb.csize <= URB_SIZES(brw);
+ return brw->urb.cs_start + brw->urb.nr_cs_entries *
+ brw->urb.csize <= brw->urb.size;
}
/* Most minimal update, forces re-emit of URB fence packet after GS
* unit turned on/off.
*/
-static void recalculate_urb_fence( struct brw_context *brw )
+void
+brw_calculate_urb_fence(struct brw_context *brw, unsigned csize,
+ unsigned vsize, unsigned sfsize)
{
- GLuint csize = brw->curbe.total_size;
- GLuint vsize = brw->vs.prog_data->urb_entry_size;
- GLuint sfsize = brw->sf.prog_data->urb_entry_size;
+ const struct gen_device_info *devinfo = &brw->screen->devinfo;
if (csize < limits[CS].min_entry_size)
csize = limits[CS].min_entry_size;
(brw->urb.constrained && (brw->urb.vsize > vsize ||
brw->urb.sfsize > sfsize ||
brw->urb.csize > csize))) {
-
+
brw->urb.csize = csize;
brw->urb.sfsize = sfsize;
brw->urb.vsize = vsize;
- brw->urb.nr_vs_entries = limits[VS].preferred_nr_entries;
- brw->urb.nr_gs_entries = limits[GS].preferred_nr_entries;
+ brw->urb.nr_vs_entries = limits[VS].preferred_nr_entries;
+ brw->urb.nr_gs_entries = limits[GS].preferred_nr_entries;
brw->urb.nr_clip_entries = limits[CLP].preferred_nr_entries;
- brw->urb.nr_sf_entries = limits[SF].preferred_nr_entries;
- brw->urb.nr_cs_entries = limits[CS].preferred_nr_entries;
+ brw->urb.nr_sf_entries = limits[SF].preferred_nr_entries;
+ brw->urb.nr_cs_entries = limits[CS].preferred_nr_entries;
brw->urb.constrained = 0;
- if (BRW_IS_IGDNG(brw)) {
+ if (devinfo->gen == 5) {
brw->urb.nr_vs_entries = 128;
brw->urb.nr_sf_entries = 48;
if (check_urb_layout(brw)) {
brw->urb.nr_vs_entries = limits[VS].preferred_nr_entries;
brw->urb.nr_sf_entries = limits[SF].preferred_nr_entries;
}
- } else if (BRW_IS_G4X(brw)) {
+ } else if (devinfo->is_g4x) {
brw->urb.nr_vs_entries = 64;
if (check_urb_layout(brw)) {
goto done;
}
if (!check_urb_layout(brw)) {
- brw->urb.nr_vs_entries = limits[VS].min_nr_entries;
- brw->urb.nr_gs_entries = limits[GS].min_nr_entries;
+ brw->urb.nr_vs_entries = limits[VS].min_nr_entries;
+ brw->urb.nr_gs_entries = limits[GS].min_nr_entries;
brw->urb.nr_clip_entries = limits[CLP].min_nr_entries;
- brw->urb.nr_sf_entries = limits[SF].min_nr_entries;
- brw->urb.nr_cs_entries = limits[CS].min_nr_entries;
+ brw->urb.nr_sf_entries = limits[SF].min_nr_entries;
+ brw->urb.nr_cs_entries = limits[CS].min_nr_entries;
/* Mark us as operating with constrained nr_entries, so that next
* time we recalculate we'll resize the fences in the hope of
* escaping constrained mode and getting back to normal performance.
*/
brw->urb.constrained = 1;
-
+
if (!check_urb_layout(brw)) {
/* This is impossible, given the maximal sizes of urb
* entries and the values for minimum nr of entries
* provided above.
*/
- _mesa_printf("couldn't calculate URB layout!\n");
+ fprintf(stderr, "couldn't calculate URB layout!\n");
exit(1);
}
-
- if (INTEL_DEBUG & (DEBUG_URB|DEBUG_FALLBACKS))
- _mesa_printf("URB CONSTRAINED\n");
+
+ if (unlikely(INTEL_DEBUG & (DEBUG_URB|DEBUG_PERF)))
+ fprintf(stderr, "URB CONSTRAINED\n");
}
done:
- if (INTEL_DEBUG & DEBUG_URB)
- _mesa_printf("URB fence: %d ..VS.. %d ..GS.. %d ..CLP.. %d ..SF.. %d ..CS.. %d\n",
- brw->urb.vs_start,
- brw->urb.gs_start,
- brw->urb.clip_start,
- brw->urb.sf_start,
- brw->urb.cs_start,
- URB_SIZES(brw));
-
- brw->state.dirty.brw |= BRW_NEW_URB_FENCE;
+ if (unlikely(INTEL_DEBUG & DEBUG_URB))
+ fprintf(stderr,
+ "URB fence: %d ..VS.. %d ..GS.. %d ..CLP.. %d ..SF.. %d ..CS.. %d\n",
+ brw->urb.vs_start,
+ brw->urb.gs_start,
+ brw->urb.clip_start,
+ brw->urb.sf_start,
+ brw->urb.cs_start,
+ brw->urb.size);
+
+ brw->ctx.NewDriverState |= BRW_NEW_URB_FENCE;
}
}
+static void recalculate_urb_fence( struct brw_context *brw )
+{
+ brw_calculate_urb_fence(brw, brw->curbe.total_size,
+ brw_vue_prog_data(brw->vs.base.prog_data)->urb_entry_size,
+ brw->sf.prog_data->urb_entry_size);
+}
+
const struct brw_tracked_state brw_recalculate_urb_fence = {
.dirty = {
.mesa = 0,
- .brw = BRW_NEW_CURBE_OFFSETS,
- .cache = (CACHE_NEW_VS_PROG |
- CACHE_NEW_SF_PROG)
+ .brw = BRW_NEW_BLORP |
+ BRW_NEW_PUSH_CONSTANT_ALLOCATION |
+ BRW_NEW_SF_PROG_DATA |
+ BRW_NEW_VS_PROG_DATA,
},
- .prepare = recalculate_urb_fence
+ .emit = recalculate_urb_fence
};
* There are 256/384 urb reg pairs in total.
*/
uf.bits0.vs_fence = brw->urb.gs_start;
- uf.bits0.gs_fence = brw->urb.clip_start;
- uf.bits0.clp_fence = brw->urb.sf_start;
- uf.bits1.sf_fence = brw->urb.cs_start;
- uf.bits1.cs_fence = URB_SIZES(brw);
+ uf.bits0.gs_fence = brw->urb.clip_start;
+ uf.bits0.clp_fence = brw->urb.sf_start;
+ uf.bits1.sf_fence = brw->urb.cs_start;
+ uf.bits1.cs_fence = brw->urb.size;
+
+ /* erratum: URB_FENCE must not cross a 64byte cacheline */
+ if ((USED_BATCH(brw->batch) & 15) > 12) {
+ int pad = 16 - (USED_BATCH(brw->batch) & 15);
+ do
+ *brw->batch.map_next++ = MI_NOOP;
+ while (--pad);
+ }
- BRW_BATCH_STRUCT(brw, &uf);
+ intel_batchbuffer_data(brw, &uf, sizeof(uf));
}
projects / mesa.git / blobdiff