tests: storedw on VEBOX

v2 (Ben): Define LOCAL_I915_EXEC_VEBOX
Small copyright fixes

Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>
Signed-off-by: Zhong Li <zhong.li@intel.com>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>

diff --git a/lib/intel_chipset.h b/lib/intel_chipset.h
index e027b32..0aca4aa 100755 (executable)
--- a/lib/intel_chipset.h
+++ b/lib/intel_chipset.h
@@ -278,4 +278,6 @@
 #define IS_CRESTLINE(devid)    ((devid) == PCI_CHIP_I965_GM || \
                                 (devid) == PCI_CHIP_I965_GME)
 
+#define HAS_VEBOX_RING(devid)   (IS_HASWELL(devid))
+
 #endif /* _INTEL_CHIPSET_H */

diff --git a/tests/Makefile.am b/tests/Makefile.am
index d4e25a7..9bc5302 100644 (file)
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -79,6 +79,7 @@ TESTS_progs = \
        gem_storedw_loop_render \
        gem_storedw_loop_blt \
        gem_storedw_loop_bsd \
+       gem_storedw_loop_vebox \
        gem_storedw_batches_loop \
        gem_double_irq_loop \
        gem_ring_sync_loop \

diff --git a/tests/gem_storedw_loop_vebox.c b/tests/gem_storedw_loop_vebox.c
new file mode 100644 (file)
index 0000000..718826a
--- /dev/null
+++ b/tests/gem_storedw_loop_vebox.c
@@ -0,0 +1,153 @@
+/*
+ * Copyright © 2012 Intel Corporation
+ *
+ * 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 without limitation
+ * the rights to use, copy, modify, merge, publish, 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.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE 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:
+ *    Xiang, Haihao <haihao.xiang@intel.com> (based on gem_store_dw_loop_*)
+ *
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+#include <fcntl.h>
+#include <inttypes.h>
+#include <errno.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include "drm.h"
+#include "i915_drm.h"
+#include "drmtest.h"
+#include "intel_bufmgr.h"
+#include "intel_batchbuffer.h"
+#include "intel_gpu_tools.h"
+
+#define LOCAL_I915_EXEC_VEBOX (4<<0)
+
+static drm_intel_bufmgr *bufmgr;
+struct intel_batchbuffer *batch;
+static drm_intel_bo *target_buffer;
+static int has_ppgtt = 0;
+
+/*
+ * Testcase: Basic vebox MI check using MI_STORE_DATA_IMM
+ */
+
+static void
+store_dword_loop(void)
+{
+       int cmd, i, val = 0;
+       uint32_t *buf;
+
+       cmd = MI_STORE_DWORD_IMM;
+       if (!has_ppgtt)
+               cmd |= MI_MEM_VIRTUAL;
+
+       for (i = 0; i < 0x100000; i++) {
+               BEGIN_BATCH(4);
+               OUT_BATCH(cmd);
+               OUT_BATCH(0); /* reserved */
+               OUT_RELOC(target_buffer, I915_GEM_DOMAIN_INSTRUCTION,
+                         I915_GEM_DOMAIN_INSTRUCTION, 0);
+               OUT_BATCH(val);
+               ADVANCE_BATCH();
+
+               intel_batchbuffer_flush_on_ring(batch, LOCAL_I915_EXEC_VEBOX);
+
+               drm_intel_bo_map(target_buffer, 0);
+
+               buf = target_buffer->virtual;
+               if (buf[0] != val) {
+                       fprintf(stderr,
+                               "value mismatch: cur 0x%08x, stored 0x%08x\n",
+                               buf[0], val);
+                       exit(-1);
+               }
+
+               drm_intel_bo_unmap(target_buffer);
+
+               val++;
+       }
+
+       drm_intel_bo_map(target_buffer, 0);
+       buf = target_buffer->virtual;
+
+       printf("completed %d writes successfully, current value: 0x%08x\n", i,
+                       buf[0]);
+       drm_intel_bo_unmap(target_buffer);
+}
+
+int main(int argc, char **argv)
+{
+       int fd;
+       int devid;
+
+       if (argc != 1) {
+               fprintf(stderr, "usage: %s\n", argv[0]);
+               exit(-1);
+       }
+
+       fd = drm_open_any();
+       devid = intel_get_drm_devid(fd);
+
+       if (!HAS_VEBOX_RING(devid)) {
+               fprintf(stderr, "Doesn't have vebox ring\n");
+               return 77;
+       }
+
+       has_ppgtt = gem_uses_aliasing_ppgtt(fd);
+
+       /* This only works with ppgtt */
+       if (!has_ppgtt) {
+               fprintf(stderr, "no ppgtt detected, which is required\n");
+               return 77;
+       }
+
+       bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
+       if (!bufmgr) {
+               fprintf(stderr, "failed to init libdrm\n");
+               exit(-1);
+       }
+       drm_intel_bufmgr_gem_enable_reuse(bufmgr);
+
+       batch = intel_batchbuffer_alloc(bufmgr, devid);
+       if (!batch) {
+               fprintf(stderr, "failed to create batch buffer\n");
+               exit(-1);
+       }
+
+       target_buffer = drm_intel_bo_alloc(bufmgr, "target bo", 4096, 4096);
+       if (!target_buffer) {
+               fprintf(stderr, "failed to alloc target buffer\n");
+               exit(-1);
+       }
+
+       store_dword_loop();
+
+       drm_intel_bo_unreference(target_buffer);
+       intel_batchbuffer_free(batch);
+       drm_intel_bufmgr_destroy(bufmgr);
+
+       close(fd);
+
+       return 0;
+}