| Message ID | 20240222-kms-hdmi-connector-state-v7-4-8f4af575fce2@kernel.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | drm/connector: Create HDMI Connector infrastructure | expand |
On 2/22/24 15:13, Maxime Ripard wrote: > We're going to need a full-blown, functional, KMS device to test more > components of the atomic modesetting infrastructure. > > Let's add a new helper to create a dumb, mocked, CRTC. By default it > will create a CRTC relying only on the default helpers, but drivers are > free to deviate from that. > > Signed-off-by: Maxime Ripard <mripard@kernel.org> Reviewed-by: Maíra Canal <mcanal@igalia.com> Best Regards, - Maíra > --- > drivers/gpu/drm/tests/drm_kunit_helpers.c | 62 +++++++++++++++++++++++++++++++ > include/drm/drm_kunit_helpers.h | 10 +++++ > 2 files changed, 72 insertions(+) > > diff --git a/drivers/gpu/drm/tests/drm_kunit_helpers.c b/drivers/gpu/drm/tests/drm_kunit_helpers.c > index 32dc8354641a..d5317d13d3fc 100644 > --- a/drivers/gpu/drm/tests/drm_kunit_helpers.c > +++ b/drivers/gpu/drm/tests/drm_kunit_helpers.c > @@ -249,5 +249,67 @@ drm_kunit_helper_create_primary_plane(struct kunit *test, > } > EXPORT_SYMBOL_GPL(drm_kunit_helper_create_primary_plane); > > +static const struct drm_crtc_helper_funcs default_crtc_helper_funcs = { > +}; > + > +static const struct drm_crtc_funcs default_crtc_funcs = { > + .atomic_destroy_state = drm_atomic_helper_crtc_destroy_state, > + .atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state, > + .reset = drm_atomic_helper_crtc_reset, > +}; > + > +/** > + * drm_kunit_helper_create_crtc - Creates a mock CRTC for a KUnit test > + * @test: The test context object > + * @drm: The device to alloc the plane for > + * @primary: Primary plane for CRTC > + * @cursor: Cursor plane for CRTC. Optional. > + * @funcs: Callbacks for the new plane. Optional. > + * @helper_funcs: Helpers callbacks for the new plane. Optional. > + * > + * This allocates and initializes a mock struct &drm_crtc meant to be > + * part of a mock device for a KUnit test. > + * > + * Resources will be cleaned up automatically. > + * > + * @funcs will default to the default helpers implementations. > + * @helper_funcs will default to an empty implementation. > + * > + * Returns: > + * A pointer to the new CRTC, or an ERR_PTR() otherwise. > + */ > +struct drm_crtc * > +drm_kunit_helper_create_crtc(struct kunit *test, > + struct drm_device *drm, > + struct drm_plane *primary, > + struct drm_plane *cursor, > + const struct drm_crtc_funcs *funcs, > + const struct drm_crtc_helper_funcs *helper_funcs) > +{ > + struct drm_crtc *crtc; > + int ret; > + > + if (!funcs) > + funcs = &default_crtc_funcs; > + > + if (!helper_funcs) > + helper_funcs = &default_crtc_helper_funcs; > + > + crtc = drmm_kzalloc(drm, sizeof(*crtc), GFP_KERNEL); > + KUNIT_ASSERT_NOT_NULL(test, crtc); > + > + ret = drmm_crtc_init_with_planes(drm, crtc, > + primary, > + cursor, > + funcs, > + NULL); > + KUNIT_ASSERT_EQ(test, ret, 0); > + > + drm_crtc_helper_add(crtc, helper_funcs); > + > + return crtc; > +} > +EXPORT_SYMBOL_GPL(drm_kunit_helper_create_crtc); > + > MODULE_AUTHOR("Maxime Ripard <maxime@cerno.tech>"); > MODULE_LICENSE("GPL"); > diff --git a/include/drm/drm_kunit_helpers.h b/include/drm/drm_kunit_helpers.h > index 38667d624aa8..6e99627edf45 100644 > --- a/include/drm/drm_kunit_helpers.h > +++ b/include/drm/drm_kunit_helpers.h > @@ -9,6 +9,8 @@ > > #include <kunit/test.h> > > +struct drm_crtc_funcs; > +struct drm_crtc_helper_funcs; > struct drm_device; > struct drm_plane_funcs; > struct drm_plane_helper_funcs; > @@ -110,4 +112,12 @@ drm_kunit_helper_create_primary_plane(struct kunit *test, > unsigned int num_formats, > const uint64_t *modifiers); > > +struct drm_crtc * > +drm_kunit_helper_create_crtc(struct kunit *test, > + struct drm_device *drm, > + struct drm_plane *primary, > + struct drm_plane *cursor, > + const struct drm_crtc_funcs *funcs, > + const struct drm_crtc_helper_funcs *helper_funcs); > + > #endif // DRM_KUNIT_HELPERS_H_ >
On Thu, 22 Feb 2024 19:13:50 +0100, Maxime Ripard wrote: > We're going to need a full-blown, functional, KMS device to test more > components of the atomic modesetting infrastructure. > > Let's add a new helper to create a dumb, mocked, CRTC. By default it > will create a CRTC relying only on the default helpers, but drivers are > free to deviate from that. > > [...] Applied to drm/drm-misc (drm-misc-next). Thanks! Maxime
diff --git a/drivers/gpu/drm/tests/drm_kunit_helpers.c b/drivers/gpu/drm/tests/drm_kunit_helpers.c index 32dc8354641a..d5317d13d3fc 100644 --- a/drivers/gpu/drm/tests/drm_kunit_helpers.c +++ b/drivers/gpu/drm/tests/drm_kunit_helpers.c @@ -249,5 +249,67 @@ drm_kunit_helper_create_primary_plane(struct kunit *test, } EXPORT_SYMBOL_GPL(drm_kunit_helper_create_primary_plane); +static const struct drm_crtc_helper_funcs default_crtc_helper_funcs = { +}; + +static const struct drm_crtc_funcs default_crtc_funcs = { + .atomic_destroy_state = drm_atomic_helper_crtc_destroy_state, + .atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state, + .reset = drm_atomic_helper_crtc_reset, +}; + +/** + * drm_kunit_helper_create_crtc - Creates a mock CRTC for a KUnit test + * @test: The test context object + * @drm: The device to alloc the plane for + * @primary: Primary plane for CRTC + * @cursor: Cursor plane for CRTC. Optional. + * @funcs: Callbacks for the new plane. Optional. + * @helper_funcs: Helpers callbacks for the new plane. Optional. + * + * This allocates and initializes a mock struct &drm_crtc meant to be + * part of a mock device for a KUnit test. + * + * Resources will be cleaned up automatically. + * + * @funcs will default to the default helpers implementations. + * @helper_funcs will default to an empty implementation. + * + * Returns: + * A pointer to the new CRTC, or an ERR_PTR() otherwise. + */ +struct drm_crtc * +drm_kunit_helper_create_crtc(struct kunit *test, + struct drm_device *drm, + struct drm_plane *primary, + struct drm_plane *cursor, + const struct drm_crtc_funcs *funcs, + const struct drm_crtc_helper_funcs *helper_funcs) +{ + struct drm_crtc *crtc; + int ret; + + if (!funcs) + funcs = &default_crtc_funcs; + + if (!helper_funcs) + helper_funcs = &default_crtc_helper_funcs; + + crtc = drmm_kzalloc(drm, sizeof(*crtc), GFP_KERNEL); + KUNIT_ASSERT_NOT_NULL(test, crtc); + + ret = drmm_crtc_init_with_planes(drm, crtc, + primary, + cursor, + funcs, + NULL); + KUNIT_ASSERT_EQ(test, ret, 0); + + drm_crtc_helper_add(crtc, helper_funcs); + + return crtc; +} +EXPORT_SYMBOL_GPL(drm_kunit_helper_create_crtc); + MODULE_AUTHOR("Maxime Ripard <maxime@cerno.tech>"); MODULE_LICENSE("GPL"); diff --git a/include/drm/drm_kunit_helpers.h b/include/drm/drm_kunit_helpers.h index 38667d624aa8..6e99627edf45 100644 --- a/include/drm/drm_kunit_helpers.h +++ b/include/drm/drm_kunit_helpers.h @@ -9,6 +9,8 @@ #include <kunit/test.h> +struct drm_crtc_funcs; +struct drm_crtc_helper_funcs; struct drm_device; struct drm_plane_funcs; struct drm_plane_helper_funcs; @@ -110,4 +112,12 @@ drm_kunit_helper_create_primary_plane(struct kunit *test, unsigned int num_formats, const uint64_t *modifiers); +struct drm_crtc * +drm_kunit_helper_create_crtc(struct kunit *test, + struct drm_device *drm, + struct drm_plane *primary, + struct drm_plane *cursor, + const struct drm_crtc_funcs *funcs, + const struct drm_crtc_helper_funcs *helper_funcs); + #endif // DRM_KUNIT_HELPERS_H_
We're going to need a full-blown, functional, KMS device to test more components of the atomic modesetting infrastructure. Let's add a new helper to create a dumb, mocked, CRTC. By default it will create a CRTC relying only on the default helpers, but drivers are free to deviate from that. Signed-off-by: Maxime Ripard <mripard@kernel.org> --- drivers/gpu/drm/tests/drm_kunit_helpers.c | 62 +++++++++++++++++++++++++++++++ include/drm/drm_kunit_helpers.h | 10 +++++ 2 files changed, 72 insertions(+)