[Intel-gfx] [PATCH 5/5] igt/gem_concurrent_blit: Exercise wc mappings
Chris Wilson
chris at chris-wilson.co.uk
Mon Nov 17 12:37:23 CET 2014
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
---
tests/gem_concurrent_blit.c | 233 +++++++++++++++++++++++++++++++++++++-------
1 file changed, 198 insertions(+), 35 deletions(-)
diff --git a/tests/gem_concurrent_blit.c b/tests/gem_concurrent_blit.c
index 7d8d628..4c4cd9f 100644
--- a/tests/gem_concurrent_blit.c
+++ b/tests/gem_concurrent_blit.c
@@ -59,6 +59,12 @@ int fd, devid, gen;
struct intel_batchbuffer *batch;
static void
+nop_release_bo(drm_intel_bo *bo)
+{
+ drm_intel_bo_unreference(bo);
+}
+
+static void
prw_set_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
{
int size = width * height, i;
@@ -159,6 +165,27 @@ gttX_create_bo(drm_intel_bufmgr *bufmgr, int width, int height)
}
static drm_intel_bo *
+wc_create_bo(drm_intel_bufmgr *bufmgr, int width, int height)
+{
+ drm_intel_bo *bo;
+
+ igt_require_mmap_wc(fd);
+
+ bo = unmapped_create_bo(bufmgr, width, height);
+ bo->virtual = gem_mmap__wc(fd, bo->handle, 0, bo->size, PROT_READ | PROT_WRITE);
+ return bo;
+}
+
+static void
+wc_release_bo(drm_intel_bo *bo)
+{
+ munmap(bo->virtual, bo->size);
+ bo->virtual = NULL;
+
+ nop_release_bo(bo);
+}
+
+static drm_intel_bo *
gpu_create_bo(drm_intel_bufmgr *bufmgr, int width, int height)
{
return unmapped_create_bo(bufmgr, width, height);
@@ -271,26 +298,62 @@ gpu_cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height, drm_intel_bo *
cpu_cmp_bo(tmp, val, width, height, NULL);
}
-struct access_mode {
+const struct access_mode {
+ const char *name;
void (*set_bo)(drm_intel_bo *bo, uint32_t val, int w, int h);
void (*cmp_bo)(drm_intel_bo *bo, uint32_t val, int w, int h, drm_intel_bo *tmp);
drm_intel_bo *(*create_bo)(drm_intel_bufmgr *bufmgr, int width, int height);
- const char *name;
-};
-
-struct access_mode access_modes[] = {
- { .set_bo = prw_set_bo, .cmp_bo = prw_cmp_bo,
- .create_bo = unmapped_create_bo, .name = "prw" },
- { .set_bo = cpu_set_bo, .cmp_bo = cpu_cmp_bo,
- .create_bo = unmapped_create_bo, .name = "cpu" },
- { .set_bo = gtt_set_bo, .cmp_bo = gtt_cmp_bo,
- .create_bo = gtt_create_bo, .name = "gtt" },
- { .set_bo = gtt_set_bo, .cmp_bo = gtt_cmp_bo,
- .create_bo = gttX_create_bo, .name = "gttX" },
- { .set_bo = gpu_set_bo, .cmp_bo = gpu_cmp_bo,
- .create_bo = gpu_create_bo, .name = "gpu" },
- { .set_bo = gpu_set_bo, .cmp_bo = gpu_cmp_bo,
- .create_bo = gpuX_create_bo, .name = "gpuX" },
+ void (*release_bo)(drm_intel_bo *bo);
+} access_modes[] = {
+ {
+ .name = "prw",
+ .set_bo = prw_set_bo,
+ .cmp_bo = prw_cmp_bo,
+ .create_bo = unmapped_create_bo,
+ .release_bo = nop_release_bo,
+ },
+ {
+ .name = "cpu",
+ .set_bo = cpu_set_bo,
+ .cmp_bo = cpu_cmp_bo,
+ .create_bo = unmapped_create_bo,
+ .release_bo = nop_release_bo,
+ },
+ {
+ .name = "gtt",
+ .set_bo = gtt_set_bo,
+ .cmp_bo = gtt_cmp_bo,
+ .create_bo = gtt_create_bo,
+ .release_bo = nop_release_bo,
+ },
+ {
+ .name = "gttX",
+ .set_bo = gtt_set_bo,
+ .cmp_bo = gtt_cmp_bo,
+ .create_bo = gttX_create_bo,
+ .release_bo = nop_release_bo,
+ },
+ {
+ .name = "wc",
+ .set_bo = gtt_set_bo,
+ .cmp_bo = gtt_cmp_bo,
+ .create_bo = wc_create_bo,
+ .release_bo = wc_release_bo,
+ },
+ {
+ .name = "gpu",
+ .set_bo = gpu_set_bo,
+ .cmp_bo = gpu_cmp_bo,
+ .create_bo = gpu_create_bo,
+ .release_bo = nop_release_bo,
+ },
+ {
+ .name = "gpuX",
+ .set_bo = gpu_set_bo,
+ .cmp_bo = gpu_cmp_bo,
+ .create_bo = gpuX_create_bo,
+ .release_bo = nop_release_bo,
+ },
};
#define MAX_NUM_BUFFERS 1024
@@ -332,7 +395,63 @@ static void blt_copy_bo(drm_intel_bo *dst, drm_intel_bo *src)
width, height, 32);
}
-static void do_overwrite_source(struct access_mode *mode,
+static void cpu_copy_bo(drm_intel_bo *dst, drm_intel_bo *src)
+{
+ const int size = width * height * sizeof(uint32_t);
+ void *d, *s;
+
+ gem_set_domain(fd, src->handle, I915_GEM_DOMAIN_CPU, 0);
+ gem_set_domain(fd, dst->handle, I915_GEM_DOMAIN_CPU, I915_GEM_DOMAIN_CPU);
+ s = gem_mmap__cpu(fd, src->handle, 0, size, PROT_READ);
+ igt_assert(s != NULL);
+ d = gem_mmap__cpu(fd, dst->handle, 0, size, PROT_WRITE);
+ igt_assert(d != NULL);
+
+ memcpy(d, s, size);
+
+ munmap(d, size);
+ munmap(s, size);
+}
+
+static void gtt_copy_bo(drm_intel_bo *dst, drm_intel_bo *src)
+{
+ const int size = width * height * sizeof(uint32_t);
+ void *d, *s;
+
+ gem_set_domain(fd, src->handle, I915_GEM_DOMAIN_GTT, 0);
+ gem_set_domain(fd, dst->handle, I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT);
+
+ s = gem_mmap__gtt(fd, src->handle, size, PROT_READ);
+ igt_assert(s != NULL);
+ d = gem_mmap__gtt(fd, dst->handle, size, PROT_WRITE);
+ igt_assert(d != NULL);
+
+ memcpy(d, s, size);
+
+ munmap(d, size);
+ munmap(s, size);
+}
+
+static void wc_copy_bo(drm_intel_bo *dst, drm_intel_bo *src)
+{
+ const int size = width * height * sizeof(uint32_t);
+ void *d, *s;
+
+ gem_set_domain(fd, src->handle, I915_GEM_DOMAIN_GTT, 0);
+ gem_set_domain(fd, dst->handle, I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT);
+
+ s = gem_mmap__wc(fd, src->handle, 0, size, PROT_READ);
+ igt_assert(s != NULL);
+ d = gem_mmap__wc(fd, dst->handle, 0, size, PROT_WRITE);
+ igt_assert(d != NULL);
+
+ memcpy(d, s, size);
+
+ munmap(d, size);
+ munmap(s, size);
+}
+
+static void do_overwrite_source(const struct access_mode *mode,
drm_intel_bo **src, drm_intel_bo **dst,
drm_intel_bo *dummy,
do_copy do_copy_func)
@@ -352,7 +471,7 @@ static void do_overwrite_source(struct access_mode *mode,
mode->cmp_bo(dst[i], i, width, height, dummy);
}
-static void do_early_read(struct access_mode *mode,
+static void do_early_read(const struct access_mode *mode,
drm_intel_bo **src, drm_intel_bo **dst,
drm_intel_bo *dummy,
do_copy do_copy_func)
@@ -368,7 +487,7 @@ static void do_early_read(struct access_mode *mode,
mode->cmp_bo(dst[i], 0xdeadbeef, width, height, dummy);
}
-static void do_gpu_read_after_write(struct access_mode *mode,
+static void do_gpu_read_after_write(const struct access_mode *mode,
drm_intel_bo **src, drm_intel_bo **dst,
drm_intel_bo *dummy,
do_copy do_copy_func)
@@ -386,18 +505,18 @@ static void do_gpu_read_after_write(struct access_mode *mode,
mode->cmp_bo(dst[i], 0xabcdabcd, width, height, dummy);
}
-typedef void (*do_test)(struct access_mode *mode,
+typedef void (*do_test)(const struct access_mode *mode,
drm_intel_bo **src, drm_intel_bo **dst,
drm_intel_bo *dummy,
do_copy do_copy_func);
-typedef void (*run_wrap)(struct access_mode *mode,
+typedef void (*run_wrap)(const struct access_mode *mode,
drm_intel_bo **src, drm_intel_bo **dst,
drm_intel_bo *dummy,
do_test do_test_func,
do_copy do_copy_func);
-static void run_single(struct access_mode *mode,
+static void run_single(const struct access_mode *mode,
drm_intel_bo **src, drm_intel_bo **dst,
drm_intel_bo *dummy,
do_test do_test_func,
@@ -406,7 +525,7 @@ static void run_single(struct access_mode *mode,
do_test_func(mode, src, dst, dummy, do_copy_func);
}
-static void run_interruptible(struct access_mode *mode,
+static void run_interruptible(const struct access_mode *mode,
drm_intel_bo **src, drm_intel_bo **dst,
drm_intel_bo *dummy,
do_test do_test_func,
@@ -418,37 +537,44 @@ static void run_interruptible(struct access_mode *mode,
do_test_func(mode, src, dst, dummy, do_copy_func);
}
-static void run_forked(struct access_mode *mode,
+static void run_forked(const struct access_mode *mode,
drm_intel_bo **src, drm_intel_bo **dst,
drm_intel_bo *dummy,
do_test do_test_func,
do_copy do_copy_func)
{
const int old_num_buffers = num_buffers;
- drm_intel_bufmgr *bufmgr;
num_buffers /= 16;
num_buffers += 2;
igt_fork(child, 16) {
+ drm_intel_bufmgr *bufmgr;
+
/* recreate process local variables */
bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
drm_intel_bufmgr_gem_enable_reuse(bufmgr);
+
batch = intel_batchbuffer_alloc(bufmgr, devid);
+
for (int i = 0; i < num_buffers; i++) {
src[i] = mode->create_bo(bufmgr, width, height);
dst[i] = mode->create_bo(bufmgr, width, height);
}
dummy = mode->create_bo(bufmgr, width, height);
+
for (int loop = 0; loop < 10; loop++)
do_test_func(mode, src, dst, dummy, do_copy_func);
+
/* as we borrow the fd, we need to reap our bo */
for (int i = 0; i < num_buffers; i++) {
- drm_intel_bo_unreference(src[i]);
- drm_intel_bo_unreference(dst[i]);
+ mode->release_bo(src[i]);
+ mode->release_bo(dst[i]);
}
- drm_intel_bo_unreference(dummy);
+ mode->release_bo(dummy);
+
intel_batchbuffer_free(batch);
+
drm_intel_bufmgr_destroy(bufmgr);
}
@@ -457,6 +583,40 @@ static void run_forked(struct access_mode *mode,
num_buffers = old_num_buffers;
}
+static void bit17_require(void)
+{
+ struct drm_i915_gem_get_tiling2 {
+ uint32_t handle;
+ uint32_t tiling_mode;
+ uint32_t swizzle_mode;
+ uint32_t phys_swizzle_mode;
+ } arg;
+#define DRM_IOCTL_I915_GEM_GET_TILING2 DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling2)
+
+ memset(&arg, 0, sizeof(arg));
+ arg.handle = gem_create(fd, 4096);
+ gem_set_tiling(fd, arg.handle, I915_TILING_X, 512);
+
+ do_or_die(drmIoctl(fd, DRM_IOCTL_I915_GEM_GET_TILING2, &arg));
+ gem_close(fd, arg.handle);
+ igt_require(arg.phys_swizzle_mode == arg.swizzle_mode);
+}
+
+static void cpu_require(void)
+{
+ bit17_require();
+}
+
+static void gtt_require(void)
+{
+}
+
+static void wc_require(void)
+{
+ bit17_require();
+ igt_require_mmap_wc(fd);
+}
+
static void bcs_require(void)
{
}
@@ -467,16 +627,19 @@ static void rcs_require(void)
}
static void
-run_basic_modes(struct access_mode *mode,
+run_basic_modes(const struct access_mode *mode,
drm_intel_bo **src, drm_intel_bo **dst,
drm_intel_bo *dummy, const char *suffix,
run_wrap run_wrap_func)
{
- struct {
+ const struct {
const char *prefix;
do_copy copy;
void (*require)(void);
} pipelines[] = {
+ { "cpu", cpu_copy_bo, cpu_require },
+ { "gtt", gtt_copy_bo, gtt_require },
+ { "wc", wc_copy_bo, wc_require },
{ "bcs", blt_copy_bo, bcs_require },
{ "rcs", render_copy_bo, rcs_require },
{ NULL, NULL }
@@ -507,7 +670,7 @@ run_basic_modes(struct access_mode *mode,
}
static void
-run_modes(struct access_mode *mode)
+run_modes(const struct access_mode *mode)
{
drm_intel_bo *src[MAX_NUM_BUFFERS], *dst[MAX_NUM_BUFFERS], *dummy = NULL;
drm_intel_bufmgr *bufmgr;
@@ -532,10 +695,10 @@ run_modes(struct access_mode *mode)
igt_fixture {
for (int i = 0; i < num_buffers; i++) {
- drm_intel_bo_unreference(src[i]);
- drm_intel_bo_unreference(dst[i]);
+ mode->release_bo(src[i]);
+ mode->release_bo(dst[i]);
}
- drm_intel_bo_unreference(dummy);
+ mode->release_bo(dummy);
intel_batchbuffer_free(batch);
drm_intel_bufmgr_destroy(bufmgr);
}
--
1.9.1
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