summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/selftests/i915_vma.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/selftests/i915_vma.c')
-rw-r--r--drivers/gpu/drm/i915/selftests/i915_vma.c219
1 files changed, 158 insertions, 61 deletions
diff --git a/drivers/gpu/drm/i915/selftests/i915_vma.c b/drivers/gpu/drm/i915/selftests/i915_vma.c
index 1b6125e4c1ac..5fe7b80ca0bd 100644
--- a/drivers/gpu/drm/i915/selftests/i915_vma.c
+++ b/drivers/gpu/drm/i915/selftests/i915_vma.c
@@ -361,7 +361,7 @@ static unsigned long rotated_index(const struct intel_rotation_info *r,
unsigned int x,
unsigned int y)
{
- return (r->plane[n].stride * (r->plane[n].height - y - 1) +
+ return (r->plane[n].src_stride * (r->plane[n].height - y - 1) +
r->plane[n].offset + x);
}
@@ -373,6 +373,8 @@ assert_rotated(struct drm_i915_gem_object *obj,
unsigned int x, y;
for (x = 0; x < r->plane[n].width; x++) {
+ unsigned int left;
+
for (y = 0; y < r->plane[n].height; y++) {
unsigned long src_idx;
dma_addr_t src;
@@ -401,6 +403,31 @@ assert_rotated(struct drm_i915_gem_object *obj,
sg = sg_next(sg);
}
+
+ left = (r->plane[n].dst_stride - y) * PAGE_SIZE;
+
+ if (!left)
+ continue;
+
+ if (!sg) {
+ pr_err("Invalid sg table: too short at plane %d, (%d, %d)!\n",
+ n, x, y);
+ return ERR_PTR(-EINVAL);
+ }
+
+ if (sg_dma_len(sg) != left) {
+ pr_err("Invalid sg.length, found %d, expected %u for rotated page (%d, %d)\n",
+ sg_dma_len(sg), left, x, y);
+ return ERR_PTR(-EINVAL);
+ }
+
+ if (sg_dma_address(sg) != 0) {
+ pr_err("Invalid address, found %pad, expected 0 for remapped page (%d, %d)\n",
+ &sg_dma_address(sg), x, y);
+ return ERR_PTR(-EINVAL);
+ }
+
+ sg = sg_next(sg);
}
return sg;
@@ -411,7 +438,7 @@ static unsigned long remapped_index(const struct intel_remapped_info *r,
unsigned int x,
unsigned int y)
{
- return (r->plane[n].stride * y +
+ return (r->plane[n].src_stride * y +
r->plane[n].offset + x);
}
@@ -462,15 +489,55 @@ assert_remapped(struct drm_i915_gem_object *obj,
if (!left)
sg = sg_next(sg);
}
+
+ if (left) {
+ pr_err("Unexpected sg tail with %d size for remapped page (%d, %d)\n",
+ left,
+ x, y);
+ return ERR_PTR(-EINVAL);
+ }
+
+ left = (r->plane[n].dst_stride - r->plane[n].width) * PAGE_SIZE;
+
+ if (!left)
+ continue;
+
+ if (!sg) {
+ pr_err("Invalid sg table: too short at plane %d, (%d, %d)!\n",
+ n, x, y);
+ return ERR_PTR(-EINVAL);
+ }
+
+ if (sg_dma_len(sg) != left) {
+ pr_err("Invalid sg.length, found %u, expected %u for remapped page (%d, %d)\n",
+ sg_dma_len(sg), left,
+ x, y);
+ return ERR_PTR(-EINVAL);
+ }
+
+ if (sg_dma_address(sg) != 0) {
+ pr_err("Invalid address, found %pad, expected 0 for remapped page (%d, %d)\n",
+ &sg_dma_address(sg),
+ x, y);
+ return ERR_PTR(-EINVAL);
+ }
+
+ sg = sg_next(sg);
+ left = 0;
}
return sg;
}
-static unsigned int rotated_size(const struct intel_remapped_plane_info *a,
- const struct intel_remapped_plane_info *b)
+static unsigned int remapped_size(enum i915_ggtt_view_type view_type,
+ const struct intel_remapped_plane_info *a,
+ const struct intel_remapped_plane_info *b)
{
- return a->width * a->height + b->width * b->height;
+
+ if (view_type == I915_GGTT_VIEW_ROTATED)
+ return a->dst_stride * a->width + b->dst_stride * b->width;
+ else
+ return a->dst_stride * a->height + b->dst_stride * b->height;
}
static int igt_vma_rotate_remap(void *arg)
@@ -479,21 +546,26 @@ static int igt_vma_rotate_remap(void *arg)
struct i915_address_space *vm = &ggtt->vm;
struct drm_i915_gem_object *obj;
const struct intel_remapped_plane_info planes[] = {
- { .width = 1, .height = 1, .stride = 1 },
- { .width = 2, .height = 2, .stride = 2 },
- { .width = 4, .height = 4, .stride = 4 },
- { .width = 8, .height = 8, .stride = 8 },
+ { .width = 1, .height = 1, .src_stride = 1 },
+ { .width = 2, .height = 2, .src_stride = 2 },
+ { .width = 4, .height = 4, .src_stride = 4 },
+ { .width = 8, .height = 8, .src_stride = 8 },
+
+ { .width = 3, .height = 5, .src_stride = 3 },
+ { .width = 3, .height = 5, .src_stride = 4 },
+ { .width = 3, .height = 5, .src_stride = 5 },
- { .width = 3, .height = 5, .stride = 3 },
- { .width = 3, .height = 5, .stride = 4 },
- { .width = 3, .height = 5, .stride = 5 },
+ { .width = 5, .height = 3, .src_stride = 5 },
+ { .width = 5, .height = 3, .src_stride = 7 },
+ { .width = 5, .height = 3, .src_stride = 9 },
- { .width = 5, .height = 3, .stride = 5 },
- { .width = 5, .height = 3, .stride = 7 },
- { .width = 5, .height = 3, .stride = 9 },
+ { .width = 4, .height = 6, .src_stride = 6 },
+ { .width = 6, .height = 4, .src_stride = 6 },
+
+ { .width = 2, .height = 2, .src_stride = 2, .dst_stride = 2 },
+ { .width = 3, .height = 3, .src_stride = 3, .dst_stride = 4 },
+ { .width = 5, .height = 6, .src_stride = 7, .dst_stride = 8 },
- { .width = 4, .height = 6, .stride = 6 },
- { .width = 6, .height = 4, .stride = 6 },
{ }
}, *a, *b;
enum i915_ggtt_view_type types[] = {
@@ -515,22 +587,33 @@ static int igt_vma_rotate_remap(void *arg)
for (t = types; *t; t++) {
for (a = planes; a->width; a++) {
for (b = planes + ARRAY_SIZE(planes); b-- != planes; ) {
- struct i915_ggtt_view view;
+ struct i915_ggtt_view view = {
+ .type = *t,
+ .remapped.plane[0] = *a,
+ .remapped.plane[1] = *b,
+ };
+ struct intel_remapped_plane_info *plane_info = view.remapped.plane;
unsigned int n, max_offset;
- max_offset = max(a->stride * a->height,
- b->stride * b->height);
+ max_offset = max(plane_info[0].src_stride * plane_info[0].height,
+ plane_info[1].src_stride * plane_info[1].height);
GEM_BUG_ON(max_offset > max_pages);
max_offset = max_pages - max_offset;
- view.type = *t;
- view.rotated.plane[0] = *a;
- view.rotated.plane[1] = *b;
-
- for_each_prime_number_from(view.rotated.plane[0].offset, 0, max_offset) {
- for_each_prime_number_from(view.rotated.plane[1].offset, 0, max_offset) {
+ if (!plane_info[0].dst_stride)
+ plane_info[0].dst_stride = view.type == I915_GGTT_VIEW_ROTATED ?
+ plane_info[0].height :
+ plane_info[0].width;
+ if (!plane_info[1].dst_stride)
+ plane_info[1].dst_stride = view.type == I915_GGTT_VIEW_ROTATED ?
+ plane_info[1].height :
+ plane_info[1].width;
+
+ for_each_prime_number_from(plane_info[0].offset, 0, max_offset) {
+ for_each_prime_number_from(plane_info[1].offset, 0, max_offset) {
struct scatterlist *sg;
struct i915_vma *vma;
+ unsigned int expected_pages;
vma = checked_vma_instance(obj, vm, &view);
if (IS_ERR(vma)) {
@@ -544,25 +627,27 @@ static int igt_vma_rotate_remap(void *arg)
goto out_object;
}
+ expected_pages = remapped_size(view.type, &plane_info[0], &plane_info[1]);
+
if (view.type == I915_GGTT_VIEW_ROTATED &&
- vma->size != rotated_size(a, b) * PAGE_SIZE) {
+ vma->size != expected_pages * PAGE_SIZE) {
pr_err("VMA is wrong size, expected %lu, found %llu\n",
- PAGE_SIZE * rotated_size(a, b), vma->size);
+ PAGE_SIZE * expected_pages, vma->size);
err = -EINVAL;
goto out_object;
}
if (view.type == I915_GGTT_VIEW_REMAPPED &&
- vma->size > rotated_size(a, b) * PAGE_SIZE) {
+ vma->size > expected_pages * PAGE_SIZE) {
pr_err("VMA is wrong size, expected %lu, found %llu\n",
- PAGE_SIZE * rotated_size(a, b), vma->size);
+ PAGE_SIZE * expected_pages, vma->size);
err = -EINVAL;
goto out_object;
}
- if (vma->pages->nents > rotated_size(a, b)) {
+ if (vma->pages->nents > expected_pages) {
pr_err("sg table is wrong sizeo, expected %u, found %u nents\n",
- rotated_size(a, b), vma->pages->nents);
+ expected_pages, vma->pages->nents);
err = -EINVAL;
goto out_object;
}
@@ -587,17 +672,19 @@ static int igt_vma_rotate_remap(void *arg)
else
sg = assert_remapped(obj, &view.remapped, n, sg);
if (IS_ERR(sg)) {
- pr_err("Inconsistent %s VMA pages for plane %d: [(%d, %d, %d, %d), (%d, %d, %d, %d)]\n",
+ pr_err("Inconsistent %s VMA pages for plane %d: [(%d, %d, %d, %d, %d), (%d, %d, %d, %d, %d)]\n",
view.type == I915_GGTT_VIEW_ROTATED ?
"rotated" : "remapped", n,
- view.rotated.plane[0].width,
- view.rotated.plane[0].height,
- view.rotated.plane[0].stride,
- view.rotated.plane[0].offset,
- view.rotated.plane[1].width,
- view.rotated.plane[1].height,
- view.rotated.plane[1].stride,
- view.rotated.plane[1].offset);
+ plane_info[0].width,
+ plane_info[0].height,
+ plane_info[0].src_stride,
+ plane_info[0].dst_stride,
+ plane_info[0].offset,
+ plane_info[1].width,
+ plane_info[1].height,
+ plane_info[1].src_stride,
+ plane_info[1].dst_stride,
+ plane_info[1].offset);
err = -EINVAL;
goto out_object;
}
@@ -849,21 +936,26 @@ static int igt_vma_remapped_gtt(void *arg)
{
struct drm_i915_private *i915 = arg;
const struct intel_remapped_plane_info planes[] = {
- { .width = 1, .height = 1, .stride = 1 },
- { .width = 2, .height = 2, .stride = 2 },
- { .width = 4, .height = 4, .stride = 4 },
- { .width = 8, .height = 8, .stride = 8 },
+ { .width = 1, .height = 1, .src_stride = 1 },
+ { .width = 2, .height = 2, .src_stride = 2 },
+ { .width = 4, .height = 4, .src_stride = 4 },
+ { .width = 8, .height = 8, .src_stride = 8 },
- { .width = 3, .height = 5, .stride = 3 },
- { .width = 3, .height = 5, .stride = 4 },
- { .width = 3, .height = 5, .stride = 5 },
+ { .width = 3, .height = 5, .src_stride = 3 },
+ { .width = 3, .height = 5, .src_stride = 4 },
+ { .width = 3, .height = 5, .src_stride = 5 },
- { .width = 5, .height = 3, .stride = 5 },
- { .width = 5, .height = 3, .stride = 7 },
- { .width = 5, .height = 3, .stride = 9 },
+ { .width = 5, .height = 3, .src_stride = 5 },
+ { .width = 5, .height = 3, .src_stride = 7 },
+ { .width = 5, .height = 3, .src_stride = 9 },
+
+ { .width = 4, .height = 6, .src_stride = 6 },
+ { .width = 6, .height = 4, .src_stride = 6 },
+
+ { .width = 2, .height = 2, .src_stride = 2, .dst_stride = 2 },
+ { .width = 3, .height = 3, .src_stride = 3, .dst_stride = 4 },
+ { .width = 5, .height = 6, .src_stride = 7, .dst_stride = 8 },
- { .width = 4, .height = 6, .stride = 6 },
- { .width = 6, .height = 4, .stride = 6 },
{ }
}, *p;
enum i915_ggtt_view_type types[] = {
@@ -887,10 +979,10 @@ static int igt_vma_remapped_gtt(void *arg)
.type = *t,
.rotated.plane[0] = *p,
};
+ struct intel_remapped_plane_info *plane_info = view.rotated.plane;
struct i915_vma *vma;
u32 __iomem *map;
unsigned int x, y;
- int err;
i915_gem_object_lock(obj, NULL);
err = i915_gem_object_set_to_gtt_domain(obj, true);
@@ -898,6 +990,10 @@ static int igt_vma_remapped_gtt(void *arg)
if (err)
goto out;
+ if (!plane_info[0].dst_stride)
+ plane_info[0].dst_stride = *t == I915_GGTT_VIEW_ROTATED ?
+ p->height : p->width;
+
vma = i915_gem_object_ggtt_pin(obj, &view, 0, 0, PIN_MAPPABLE);
if (IS_ERR(vma)) {
err = PTR_ERR(vma);
@@ -913,15 +1009,15 @@ static int igt_vma_remapped_gtt(void *arg)
goto out;
}
- for (y = 0 ; y < p->height; y++) {
- for (x = 0 ; x < p->width; x++) {
+ for (y = 0 ; y < plane_info[0].height; y++) {
+ for (x = 0 ; x < plane_info[0].width; x++) {
unsigned int offset;
u32 val = y << 16 | x;
if (*t == I915_GGTT_VIEW_ROTATED)
- offset = (x * p->height + y) * PAGE_SIZE;
+ offset = (x * plane_info[0].dst_stride + y) * PAGE_SIZE;
else
- offset = (y * p->width + x) * PAGE_SIZE;
+ offset = (y * plane_info[0].dst_stride + x) * PAGE_SIZE;
iowrite32(val, &map[offset / sizeof(*map)]);
}
@@ -944,8 +1040,8 @@ static int igt_vma_remapped_gtt(void *arg)
goto out;
}
- for (y = 0 ; y < p->height; y++) {
- for (x = 0 ; x < p->width; x++) {
+ for (y = 0 ; y < plane_info[0].height; y++) {
+ for (x = 0 ; x < plane_info[0].width; x++) {
unsigned int offset, src_idx;
u32 exp = y << 16 | x;
u32 val;
@@ -960,8 +1056,9 @@ static int igt_vma_remapped_gtt(void *arg)
if (val != exp) {
pr_err("%s VMA write test failed, expected 0x%x, found 0x%x\n",
*t == I915_GGTT_VIEW_ROTATED ? "Rotated" : "Remapped",
- val, exp);
+ exp, val);
i915_vma_unpin_iomap(vma);
+ err = -EINVAL;
goto out;
}
}
generated by cgit (git 2.34.1) at 2024-06-20 04:27:27 +0000