Commit 4d09017a authored by José Expósito's avatar José Expósito

drm/format-helper: Support multiple target formats results

In order to support multiple destination format conversions, store the
destination pitch and the expected result in its own structure.
Tested-by: default avatarTales L. Aparecida <tales.aparecida@gmail.com>
Acked-by: default avatarThomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: default avatarDavid Gow <davidgow@google.com>
Signed-off-by: default avatarJosé Expósito <jose.exposito89@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220726230916.390575-4-jose.exposito89@gmail.com
parent 696560d4
......@@ -16,35 +16,43 @@
#define TEST_BUF_SIZE 50
struct convert_to_rgb332_result {
unsigned int dst_pitch;
const u8 expected[TEST_BUF_SIZE];
};
struct convert_xrgb8888_case {
const char *name;
unsigned int pitch;
unsigned int dst_pitch;
struct drm_rect clip;
const u32 xrgb8888[TEST_BUF_SIZE];
const u8 expected[4 * TEST_BUF_SIZE];
struct convert_to_rgb332_result rgb332_result;
};
static struct convert_xrgb8888_case convert_xrgb8888_cases[] = {
{
.name = "single_pixel_source_buffer",
.pitch = 1 * 4,
.dst_pitch = 0,
.clip = DRM_RECT_INIT(0, 0, 1, 1),
.xrgb8888 = { 0x01FF0000 },
.rgb332_result = {
.dst_pitch = 0,
.expected = { 0xE0 },
},
},
{
.name = "single_pixel_clip_rectangle",
.pitch = 2 * 4,
.dst_pitch = 0,
.clip = DRM_RECT_INIT(1, 1, 1, 1),
.xrgb8888 = {
0x00000000, 0x00000000,
0x00000000, 0x10FF0000,
},
.rgb332_result = {
.dst_pitch = 0,
.expected = { 0xE0 },
},
},
{
/* Well known colors: White, black, red, green, blue, magenta,
* yellow and cyan. Different values for the X in XRGB8888 to
......@@ -52,7 +60,6 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = {
*/
.name = "well_known_colors",
.pitch = 4 * 4,
.dst_pitch = 0,
.clip = DRM_RECT_INIT(1, 1, 2, 4),
.xrgb8888 = {
0x00000000, 0x00000000, 0x00000000, 0x00000000,
......@@ -61,6 +68,8 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = {
0x00000000, 0x550000FF, 0x66FF00FF, 0x00000000,
0x00000000, 0x77FFFF00, 0x8800FFFF, 0x00000000,
},
.rgb332_result = {
.dst_pitch = 0,
.expected = {
0xFF, 0x00,
0xE0, 0x1C,
......@@ -68,23 +77,26 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = {
0xFC, 0x1F,
},
},
},
{
/* Randomly picked colors. Full buffer within the clip area. */
.name = "destination_pitch",
.pitch = 3 * 4,
.dst_pitch = 5,
.clip = DRM_RECT_INIT(0, 0, 3, 3),
.xrgb8888 = {
0xA10E449C, 0xB1114D05, 0xC1A80303,
0xD16C7073, 0xA20E449C, 0xB2114D05,
0xC2A80303, 0xD26C7073, 0xA30E449C,
},
.rgb332_result = {
.dst_pitch = 5,
.expected = {
0x0A, 0x08, 0xA0, 0x00, 0x00,
0x6D, 0x0A, 0x08, 0x00, 0x00,
0xA0, 0x6D, 0x0A, 0x00, 0x00,
},
},
},
};
/*
......@@ -138,6 +150,7 @@ KUNIT_ARRAY_PARAM(convert_xrgb8888, convert_xrgb8888_cases,
static void xrgb8888_to_rgb332_test(struct kunit *test)
{
const struct convert_xrgb8888_case *params = test->param_value;
const struct convert_to_rgb332_result *result = &params->rgb332_result;
size_t dst_size;
__u8 *dst = NULL;
__u32 *src = NULL;
......@@ -147,7 +160,7 @@ static void xrgb8888_to_rgb332_test(struct kunit *test)
.pitches = { params->pitch, 0, 0 },
};
dst_size = conversion_buf_size(DRM_FORMAT_RGB332, params->dst_pitch,
dst_size = conversion_buf_size(DRM_FORMAT_RGB332, result->dst_pitch,
&params->clip);
KUNIT_ASSERT_GT(test, dst_size, 0);
......@@ -157,9 +170,9 @@ static void xrgb8888_to_rgb332_test(struct kunit *test)
src = le32buf_to_cpu(test, params->xrgb8888, TEST_BUF_SIZE);
KUNIT_ASSERT_NOT_ERR_OR_NULL(test, src);
drm_fb_xrgb8888_to_rgb332(dst, params->dst_pitch, src, &fb,
drm_fb_xrgb8888_to_rgb332(dst, result->dst_pitch, src, &fb,
&params->clip);
KUNIT_EXPECT_EQ(test, memcmp(dst, params->expected, dst_size), 0);
KUNIT_EXPECT_EQ(test, memcmp(dst, result->expected, dst_size), 0);
}
static struct kunit_case drm_format_helper_test_cases[] = {
......
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