2022-07-09 12:02:37

by José Expósito

[permalink] [raw]

Subject: [PATCH v2 3/4] 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: Tales L. Aparecida <[email protected]>
Acked-by: Thomas Zimmermann <[email protected]>
Signed-off-by: José Expósito <[email protected]>
---
.../gpu/drm/tests/drm_format_helper_test.c | 53 ++++++++++++-------
1 file changed, 33 insertions(+), 20 deletions(-)

diff --git a/drivers/gpu/drm/tests/drm_format_helper_test.c b/drivers/gpu/drm/tests/drm_format_helper_test.c
index f66aaa0e52c9..0a490ad4fd32 100644
--- a/drivers/gpu/drm/tests/drm_format_helper_test.c
+++ b/drivers/gpu/drm/tests/drm_format_helper_test.c
@@ -16,34 +16,42 @@

#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 },
- .expected = { 0xE0 },
+ .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,
},
- .expected = { 0xE0 },
+ .rgb332_result = {
+ .dst_pitch = 0,
+ .expected = { 0xE0 },
+ },
},
{
/* Well known colors: White, black, red, green, blue, magenta,
@@ -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,
@@ -61,28 +68,33 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = {
0x00000000, 0x550000FF, 0x66FF00FF, 0x00000000,
0x00000000, 0x77FFFF00, 0x8800FFFF, 0x00000000,
},
- .expected = {
- 0xFF, 0x00,
- 0xE0, 0x1C,
- 0x03, 0xE3,
- 0xFC, 0x1F,
+ .rgb332_result = {
+ .dst_pitch = 0,
+ .expected = {
+ 0xFF, 0x00,
+ 0xE0, 0x1C,
+ 0x03, 0xE3,
+ 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,
},
- .expected = {
- 0x0A, 0x08, 0xA0, 0x00, 0x00,
- 0x6D, 0x0A, 0x08, 0x00, 0x00,
- 0xA0, 0x6D, 0x0A, 0x00, 0x00,
+ .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[] = {
--
2.25.1

2022-07-16 09:35:12

by David Gow

[permalink] [raw]

Subject: Re: [PATCH v2 3/4] drm/format-helper: Support multiple target formats results

---

On Sat, Jul 9, 2022 at 7:58 PM José Expósito <[email protected]> wrote:
>
> In order to support multiple destination format conversions, store the
> destination pitch and the expected result in its own structure.
>
> Tested-by: Tales L. Aparecida <[email protected]>
> Acked-by: Thomas Zimmermann <[email protected]>
> Signed-off-by: José Expósito <[email protected]>
> ---

Looks good to me. You could probably merge this with the previous
patch if you wanted to, IMO, but it's also fine like this.

Reviewed-by: David Gow <[email protected]>

Cheers,
-- David


> .../gpu/drm/tests/drm_format_helper_test.c | 53 ++++++++++++-------
> 1 file changed, 33 insertions(+), 20 deletions(-)
>
> diff --git a/drivers/gpu/drm/tests/drm_format_helper_test.c b/drivers/gpu/drm/tests/drm_format_helper_test.c
> index f66aaa0e52c9..0a490ad4fd32 100644
> --- a/drivers/gpu/drm/tests/drm_format_helper_test.c
> +++ b/drivers/gpu/drm/tests/drm_format_helper_test.c
> @@ -16,34 +16,42 @@
>
> #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 },
> - .expected = { 0xE0 },
> + .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,
> },
> - .expected = { 0xE0 },
> + .rgb332_result = {
> + .dst_pitch = 0,
> + .expected = { 0xE0 },
> + },
> },
> {
> /* Well known colors: White, black, red, green, blue, magenta,
> @@ -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,
> @@ -61,28 +68,33 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = {
> 0x00000000, 0x550000FF, 0x66FF00FF, 0x00000000,
> 0x00000000, 0x77FFFF00, 0x8800FFFF, 0x00000000,
> },
> - .expected = {
> - 0xFF, 0x00,
> - 0xE0, 0x1C,
> - 0x03, 0xE3,
> - 0xFC, 0x1F,
> + .rgb332_result = {
> + .dst_pitch = 0,
> + .expected = {
> + 0xFF, 0x00,
> + 0xE0, 0x1C,
> + 0x03, 0xE3,
> + 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,
> },
> - .expected = {
> - 0x0A, 0x08, 0xA0, 0x00, 0x00,
> - 0x6D, 0x0A, 0x08, 0x00, 0x00,
> - 0xA0, 0x6D, 0x0A, 0x00, 0x00,
> + .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[] = {
> --
> 2.25.1
>

---

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