const u16 expected_swab[TEST_BUF_SIZE];
};
+struct convert_to_xrgb1555_result {
+ unsigned int dst_pitch;
+ const u16 expected[TEST_BUF_SIZE];
+};
+
+struct convert_to_argb1555_result {
+ unsigned int dst_pitch;
+ const u16 expected[TEST_BUF_SIZE];
+};
+
+struct convert_to_rgba5551_result {
+ unsigned int dst_pitch;
+ const u16 expected[TEST_BUF_SIZE];
+};
+
struct convert_to_rgb888_result {
unsigned int dst_pitch;
const u8 expected[TEST_BUF_SIZE];
};
+struct convert_to_argb8888_result {
+ unsigned int dst_pitch;
+ const u32 expected[TEST_BUF_SIZE];
+};
+
struct convert_to_xrgb2101010_result {
unsigned int dst_pitch;
const u32 expected[TEST_BUF_SIZE];
};
+struct convert_to_argb2101010_result {
+ unsigned int dst_pitch;
+ const u32 expected[TEST_BUF_SIZE];
+};
+
struct convert_xrgb8888_case {
const char *name;
unsigned int pitch;
struct convert_to_gray8_result gray8_result;
struct convert_to_rgb332_result rgb332_result;
struct convert_to_rgb565_result rgb565_result;
+ struct convert_to_xrgb1555_result xrgb1555_result;
+ struct convert_to_argb1555_result argb1555_result;
+ struct convert_to_rgba5551_result rgba5551_result;
struct convert_to_rgb888_result rgb888_result;
+ struct convert_to_argb8888_result argb8888_result;
struct convert_to_xrgb2101010_result xrgb2101010_result;
+ struct convert_to_argb2101010_result argb2101010_result;
};
static struct convert_xrgb8888_case convert_xrgb8888_cases[] = {
.expected = { 0xF800 },
.expected_swab = { 0x00F8 },
},
+ .xrgb1555_result = {
+ .dst_pitch = 0,
+ .expected = { 0x7C00 },
+ },
+ .argb1555_result = {
+ .dst_pitch = 0,
+ .expected = { 0xFC00 },
+ },
+ .rgba5551_result = {
+ .dst_pitch = 0,
+ .expected = { 0xF801 },
+ },
.rgb888_result = {
.dst_pitch = 0,
.expected = { 0x00, 0x00, 0xFF },
},
+ .argb8888_result = {
+ .dst_pitch = 0,
+ .expected = { 0xFFFF0000 },
+ },
.xrgb2101010_result = {
.dst_pitch = 0,
.expected = { 0x3FF00000 },
},
+ .argb2101010_result = {
+ .dst_pitch = 0,
+ .expected = { 0xFFF00000 },
+ },
},
{
.name = "single_pixel_clip_rectangle",
.expected = { 0xF800 },
.expected_swab = { 0x00F8 },
},
+ .xrgb1555_result = {
+ .dst_pitch = 0,
+ .expected = { 0x7C00 },
+ },
+ .argb1555_result = {
+ .dst_pitch = 0,
+ .expected = { 0xFC00 },
+ },
+ .rgba5551_result = {
+ .dst_pitch = 0,
+ .expected = { 0xF801 },
+ },
.rgb888_result = {
.dst_pitch = 0,
.expected = { 0x00, 0x00, 0xFF },
},
+ .argb8888_result = {
+ .dst_pitch = 0,
+ .expected = { 0xFFFF0000 },
+ },
.xrgb2101010_result = {
.dst_pitch = 0,
.expected = { 0x3FF00000 },
},
+ .argb2101010_result = {
+ .dst_pitch = 0,
+ .expected = { 0xFFF00000 },
+ },
},
{
/* Well known colors: White, black, red, green, blue, magenta,
0xE0FF, 0xFF07,
},
},
+ .xrgb1555_result = {
+ .dst_pitch = 0,
+ .expected = {
+ 0x7FFF, 0x0000,
+ 0x7C00, 0x03E0,
+ 0x001F, 0x7C1F,
+ 0x7FE0, 0x03FF,
+ },
+ },
+ .argb1555_result = {
+ .dst_pitch = 0,
+ .expected = {
+ 0xFFFF, 0x8000,
+ 0xFC00, 0x83E0,
+ 0x801F, 0xFC1F,
+ 0xFFE0, 0x83FF,
+ },
+ },
+ .rgba5551_result = {
+ .dst_pitch = 0,
+ .expected = {
+ 0xFFFF, 0x0001,
+ 0xF801, 0x07C1,
+ 0x003F, 0xF83F,
+ 0xFFC1, 0x07FF,
+ },
+ },
.rgb888_result = {
.dst_pitch = 0,
.expected = {
0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x00,
},
},
+ .argb8888_result = {
+ .dst_pitch = 0,
+ .expected = {
+ 0xFFFFFFFF, 0xFF000000,
+ 0xFFFF0000, 0xFF00FF00,
+ 0xFF0000FF, 0xFFFF00FF,
+ 0xFFFFFF00, 0xFF00FFFF,
+ },
+ },
.xrgb2101010_result = {
.dst_pitch = 0,
.expected = {
0x3FFFFC00, 0x000FFFFF,
},
},
+ .argb2101010_result = {
+ .dst_pitch = 0,
+ .expected = {
+ 0xFFFFFFFF, 0xC0000000,
+ 0xFFF00000, 0xC00FFC00,
+ 0xC00003FF, 0xFFF003FF,
+ 0xFFFFFC00, 0xC00FFFFF,
+ },
+ },
},
{
/* Randomly picked colors. Full buffer within the clip area. */
0x00A8, 0x8E6B, 0x330A, 0x0000, 0x0000,
},
},
+ .xrgb1555_result = {
+ .dst_pitch = 10,
+ .expected = {
+ 0x0513, 0x0920, 0x5400, 0x0000, 0x0000,
+ 0x35CE, 0x0513, 0x0920, 0x0000, 0x0000,
+ 0x5400, 0x35CE, 0x0513, 0x0000, 0x0000,
+ },
+ },
+ .argb1555_result = {
+ .dst_pitch = 10,
+ .expected = {
+ 0x8513, 0x8920, 0xD400, 0x0000, 0x0000,
+ 0xB5CE, 0x8513, 0x8920, 0x0000, 0x0000,
+ 0xD400, 0xB5CE, 0x8513, 0x0000, 0x0000,
+ },
+ },
+ .rgba5551_result = {
+ .dst_pitch = 10,
+ .expected = {
+ 0x0A27, 0x1241, 0xA801, 0x0000, 0x0000,
+ 0x6B9D, 0x0A27, 0x1241, 0x0000, 0x0000,
+ 0xA801, 0x6B9D, 0x0A27, 0x0000, 0x0000,
+ },
+ },
.rgb888_result = {
.dst_pitch = 15,
.expected = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
},
},
+ .argb8888_result = {
+ .dst_pitch = 20,
+ .expected = {
+ 0xFF0E449C, 0xFF114D05, 0xFFA80303, 0x00000000, 0x00000000,
+ 0xFF6C7073, 0xFF0E449C, 0xFF114D05, 0x00000000, 0x00000000,
+ 0xFFA80303, 0xFF6C7073, 0xFF0E449C, 0x00000000, 0x00000000,
+ },
+ },
.xrgb2101010_result = {
.dst_pitch = 20,
.expected = {
0x2A20300C, 0x1B1705CD, 0x03844672, 0x00000000, 0x00000000,
},
},
+ .argb2101010_result = {
+ .dst_pitch = 20,
+ .expected = {
+ 0xC3844672, 0xC444D414, 0xEA20300C, 0x00000000, 0x00000000,
+ 0xDB1705CD, 0xC3844672, 0xC444D414, 0x00000000, 0x00000000,
+ 0xEA20300C, 0xDB1705CD, 0xC3844672, 0x00000000, 0x00000000,
+ },
+ },
},
};
return dst_pitch * drm_rect_height(clip);
}
-static u32 *le32buf_to_cpu(struct kunit *test, const u32 *buf, size_t buf_size)
+static u16 *le16buf_to_cpu(struct kunit *test, const __le16 *buf, size_t buf_size)
+{
+ u16 *dst = NULL;
+ int n;
+
+ dst = kunit_kzalloc(test, sizeof(*dst) * buf_size, GFP_KERNEL);
+ if (!dst)
+ return NULL;
+
+ for (n = 0; n < buf_size; n++)
+ dst[n] = le16_to_cpu(buf[n]);
+
+ return dst;
+}
+
+static u32 *le32buf_to_cpu(struct kunit *test, const __le32 *buf, size_t buf_size)
{
u32 *dst = NULL;
int n;
return dst;
}
+static __le32 *cpubuf_to_le32(struct kunit *test, const u32 *buf, size_t buf_size)
+{
+ __le32 *dst = NULL;
+ int n;
+
+ dst = kunit_kzalloc(test, sizeof(*dst) * buf_size, GFP_KERNEL);
+ if (!dst)
+ return NULL;
+
+ for (n = 0; n < buf_size; n++)
+ dst[n] = cpu_to_le32(buf[n]);
+
+ return dst;
+}
+
static void convert_xrgb8888_case_desc(struct convert_xrgb8888_case *t,
char *desc)
{
const struct convert_xrgb8888_case *params = test->param_value;
const struct convert_to_gray8_result *result = ¶ms->gray8_result;
size_t dst_size;
- __u8 *buf = NULL;
- __u32 *xrgb8888 = NULL;
+ u8 *buf = NULL;
+ __le32 *xrgb8888 = NULL;
struct iosys_map dst, src;
struct drm_framebuffer fb = {
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
iosys_map_set_vaddr(&dst, buf);
- xrgb8888 = le32buf_to_cpu(test, params->xrgb8888, TEST_BUF_SIZE);
+ xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
iosys_map_set_vaddr(&src, xrgb8888);
const struct convert_xrgb8888_case *params = test->param_value;
const struct convert_to_rgb332_result *result = ¶ms->rgb332_result;
size_t dst_size;
- __u8 *buf = NULL;
- __u32 *xrgb8888 = NULL;
+ u8 *buf = NULL;
+ __le32 *xrgb8888 = NULL;
struct iosys_map dst, src;
struct drm_framebuffer fb = {
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
iosys_map_set_vaddr(&dst, buf);
- xrgb8888 = le32buf_to_cpu(test, params->xrgb8888, TEST_BUF_SIZE);
+ xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
iosys_map_set_vaddr(&src, xrgb8888);
const struct convert_xrgb8888_case *params = test->param_value;
const struct convert_to_rgb565_result *result = ¶ms->rgb565_result;
size_t dst_size;
- __u16 *buf = NULL;
- __u32 *xrgb8888 = NULL;
+ u16 *buf = NULL;
+ __le32 *xrgb8888 = NULL;
struct iosys_map dst, src;
struct drm_framebuffer fb = {
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
iosys_map_set_vaddr(&dst, buf);
- xrgb8888 = le32buf_to_cpu(test, params->xrgb8888, TEST_BUF_SIZE);
+ xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
iosys_map_set_vaddr(&src, xrgb8888);
drm_fb_xrgb8888_to_rgb565(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip, false);
+ buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
+ buf = dst.vaddr; /* restore original value of buf */
drm_fb_xrgb8888_to_rgb565(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip, true);
+ buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
KUNIT_EXPECT_MEMEQ(test, buf, result->expected_swab, dst_size);
}
+static void drm_test_fb_xrgb8888_to_xrgb1555(struct kunit *test)
+{
+ const struct convert_xrgb8888_case *params = test->param_value;
+ const struct convert_to_xrgb1555_result *result = ¶ms->xrgb1555_result;
+ size_t dst_size;
+ u16 *buf = NULL;
+ __le32 *xrgb8888 = NULL;
+ struct iosys_map dst, src;
+
+ struct drm_framebuffer fb = {
+ .format = drm_format_info(DRM_FORMAT_XRGB8888),
+ .pitches = { params->pitch, 0, 0 },
+ };
+
+ dst_size = conversion_buf_size(DRM_FORMAT_XRGB1555, result->dst_pitch,
+ ¶ms->clip);
+ KUNIT_ASSERT_GT(test, dst_size, 0);
+
+ buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
+ iosys_map_set_vaddr(&dst, buf);
+
+ xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
+ iosys_map_set_vaddr(&src, xrgb8888);
+
+ drm_fb_xrgb8888_to_xrgb1555(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip);
+ buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
+ KUNIT_EXPECT_EQ(test, memcmp(buf, result->expected, dst_size), 0);
+}
+
+static void drm_test_fb_xrgb8888_to_argb1555(struct kunit *test)
+{
+ const struct convert_xrgb8888_case *params = test->param_value;
+ const struct convert_to_argb1555_result *result = ¶ms->argb1555_result;
+ size_t dst_size;
+ u16 *buf = NULL;
+ __le32 *xrgb8888 = NULL;
+ struct iosys_map dst, src;
+
+ struct drm_framebuffer fb = {
+ .format = drm_format_info(DRM_FORMAT_XRGB8888),
+ .pitches = { params->pitch, 0, 0 },
+ };
+
+ dst_size = conversion_buf_size(DRM_FORMAT_ARGB1555, result->dst_pitch,
+ ¶ms->clip);
+ KUNIT_ASSERT_GT(test, dst_size, 0);
+
+ buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
+ iosys_map_set_vaddr(&dst, buf);
+
+ xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
+ iosys_map_set_vaddr(&src, xrgb8888);
+
+ drm_fb_xrgb8888_to_argb1555(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip);
+ buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
+ KUNIT_EXPECT_EQ(test, memcmp(buf, result->expected, dst_size), 0);
+}
+
+static void drm_test_fb_xrgb8888_to_rgba5551(struct kunit *test)
+{
+ const struct convert_xrgb8888_case *params = test->param_value;
+ const struct convert_to_rgba5551_result *result = ¶ms->rgba5551_result;
+ size_t dst_size;
+ u16 *buf = NULL;
+ __le32 *xrgb8888 = NULL;
+ struct iosys_map dst, src;
+
+ struct drm_framebuffer fb = {
+ .format = drm_format_info(DRM_FORMAT_XRGB8888),
+ .pitches = { params->pitch, 0, 0 },
+ };
+
+ dst_size = conversion_buf_size(DRM_FORMAT_RGBA5551, result->dst_pitch,
+ ¶ms->clip);
+ KUNIT_ASSERT_GT(test, dst_size, 0);
+
+ buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
+ iosys_map_set_vaddr(&dst, buf);
+
+ xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
+ iosys_map_set_vaddr(&src, xrgb8888);
+
+ drm_fb_xrgb8888_to_rgba5551(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip);
+ buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16));
+ KUNIT_EXPECT_EQ(test, memcmp(buf, result->expected, dst_size), 0);
+}
+
static void drm_test_fb_xrgb8888_to_rgb888(struct kunit *test)
{
const struct convert_xrgb8888_case *params = test->param_value;
const struct convert_to_rgb888_result *result = ¶ms->rgb888_result;
size_t dst_size;
- __u8 *buf = NULL;
- __u32 *xrgb8888 = NULL;
+ u8 *buf = NULL;
+ __le32 *xrgb8888 = NULL;
struct iosys_map dst, src;
struct drm_framebuffer fb = {
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
iosys_map_set_vaddr(&dst, buf);
- xrgb8888 = le32buf_to_cpu(test, params->xrgb8888, TEST_BUF_SIZE);
+ xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
iosys_map_set_vaddr(&src, xrgb8888);
+ /*
+ * RGB888 expected results are already in little-endian
+ * order, so there's no need to convert the test output.
+ */
drm_fb_xrgb8888_to_rgb888(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip);
KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
}
+static void drm_test_fb_xrgb8888_to_argb8888(struct kunit *test)
+{
+ const struct convert_xrgb8888_case *params = test->param_value;
+ const struct convert_to_argb8888_result *result = ¶ms->argb8888_result;
+ size_t dst_size;
+ u32 *buf = NULL;
+ __le32 *xrgb8888 = NULL;
+ struct iosys_map dst, src;
+
+ struct drm_framebuffer fb = {
+ .format = drm_format_info(DRM_FORMAT_XRGB8888),
+ .pitches = { params->pitch, 0, 0 },
+ };
+
+ dst_size = conversion_buf_size(DRM_FORMAT_ARGB8888,
+ result->dst_pitch, ¶ms->clip);
+ KUNIT_ASSERT_GT(test, dst_size, 0);
+
+ buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
+ iosys_map_set_vaddr(&dst, buf);
+
+ xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
+ iosys_map_set_vaddr(&src, xrgb8888);
+
+ drm_fb_xrgb8888_to_argb8888(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip);
+ buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32));
+ KUNIT_EXPECT_EQ(test, memcmp(buf, result->expected, dst_size), 0);
+}
+
static void drm_test_fb_xrgb8888_to_xrgb2101010(struct kunit *test)
{
const struct convert_xrgb8888_case *params = test->param_value;
const struct convert_to_xrgb2101010_result *result = ¶ms->xrgb2101010_result;
size_t dst_size;
- __u32 *buf = NULL;
- __u32 *xrgb8888 = NULL;
+ u32 *buf = NULL;
+ __le32 *xrgb8888 = NULL;
struct iosys_map dst, src;
struct drm_framebuffer fb = {
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
iosys_map_set_vaddr(&dst, buf);
- xrgb8888 = le32buf_to_cpu(test, params->xrgb8888, TEST_BUF_SIZE);
+ xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
iosys_map_set_vaddr(&src, xrgb8888);
KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size);
}
+static void drm_test_fb_xrgb8888_to_argb2101010(struct kunit *test)
+{
+ const struct convert_xrgb8888_case *params = test->param_value;
+ const struct convert_to_argb2101010_result *result = ¶ms->argb2101010_result;
+ size_t dst_size;
+ u32 *buf = NULL;
+ __le32 *xrgb8888 = NULL;
+ struct iosys_map dst, src;
+
+ struct drm_framebuffer fb = {
+ .format = drm_format_info(DRM_FORMAT_XRGB8888),
+ .pitches = { params->pitch, 0, 0 },
+ };
+
+ dst_size = conversion_buf_size(DRM_FORMAT_ARGB2101010,
+ result->dst_pitch, ¶ms->clip);
+ KUNIT_ASSERT_GT(test, dst_size, 0);
+
+ buf = kunit_kzalloc(test, dst_size, GFP_KERNEL);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf);
+ iosys_map_set_vaddr(&dst, buf);
+
+ xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE);
+ KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888);
+ iosys_map_set_vaddr(&src, xrgb8888);
+
+ drm_fb_xrgb8888_to_argb2101010(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip);
+ buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32));
+ KUNIT_EXPECT_EQ(test, memcmp(buf, result->expected, dst_size), 0);
+}
+
static struct kunit_case drm_format_helper_test_cases[] = {
KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_gray8, convert_xrgb8888_gen_params),
KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_rgb332, convert_xrgb8888_gen_params),
KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_rgb565, convert_xrgb8888_gen_params),
+ KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_xrgb1555, convert_xrgb8888_gen_params),
+ KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_argb1555, convert_xrgb8888_gen_params),
+ KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_rgba5551, convert_xrgb8888_gen_params),
KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_rgb888, convert_xrgb8888_gen_params),
+ KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_argb8888, convert_xrgb8888_gen_params),
KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_xrgb2101010, convert_xrgb8888_gen_params),
+ KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_argb2101010, convert_xrgb8888_gen_params),
{}
};