139 lines
3.9 KiB
C
139 lines
3.9 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#include <drm/drm_atomic_state_helper.h>
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#include <drm/drm_atomic_uapi.h>
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#include <drm/drm_connector.h>
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#include <drm/drm_crtc.h>
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#include <drm/drm_encoder.h>
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#include <drm/drm_modeset_helper_vtables.h>
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#include <kunit/test.h>
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#include "vc4_mock.h"
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static const struct drm_connector_helper_funcs vc4_dummy_connector_helper_funcs = {
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};
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static const struct drm_connector_funcs vc4_dummy_connector_funcs = {
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.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
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.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
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.reset = drm_atomic_helper_connector_reset,
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};
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struct vc4_dummy_output *vc4_dummy_output(struct kunit *test,
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struct drm_device *drm,
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struct drm_crtc *crtc,
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enum vc4_encoder_type vc4_encoder_type,
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unsigned int kms_encoder_type,
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unsigned int connector_type)
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{
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struct vc4_dummy_output *dummy_output;
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struct drm_connector *conn;
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struct drm_encoder *enc;
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int ret;
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dummy_output = kunit_kzalloc(test, sizeof(*dummy_output), GFP_KERNEL);
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KUNIT_ASSERT_NOT_ERR_OR_NULL(test, dummy_output);
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dummy_output->encoder.type = vc4_encoder_type;
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enc = &dummy_output->encoder.base;
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ret = drmm_encoder_init(drm, enc,
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NULL,
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kms_encoder_type,
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NULL);
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KUNIT_ASSERT_EQ(test, ret, 0);
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enc->possible_crtcs = drm_crtc_mask(crtc);
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conn = &dummy_output->connector;
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ret = drmm_connector_init(drm, conn,
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&vc4_dummy_connector_funcs,
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connector_type,
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NULL);
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KUNIT_ASSERT_EQ(test, ret, 0);
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drm_connector_helper_add(conn, &vc4_dummy_connector_helper_funcs);
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drm_connector_attach_encoder(conn, enc);
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return dummy_output;
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}
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static const struct drm_display_mode default_mode = {
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DRM_SIMPLE_MODE(640, 480, 64, 48)
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};
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int vc4_mock_atomic_add_output(struct kunit *test,
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struct drm_atomic_state *state,
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enum vc4_encoder_type type)
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{
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struct drm_device *drm = state->dev;
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struct drm_connector_state *conn_state;
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struct drm_crtc_state *crtc_state;
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struct vc4_dummy_output *output;
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struct drm_connector *conn;
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struct drm_encoder *encoder;
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struct drm_crtc *crtc;
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int ret;
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encoder = vc4_find_encoder_by_type(drm, type);
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KUNIT_ASSERT_NOT_ERR_OR_NULL(test, encoder);
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crtc = vc4_find_crtc_for_encoder(test, drm, encoder);
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KUNIT_ASSERT_NOT_ERR_OR_NULL(test, crtc);
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output = container_of(encoder, struct vc4_dummy_output, encoder.base);
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conn = &output->connector;
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conn_state = drm_atomic_get_connector_state(state, conn);
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KUNIT_ASSERT_NOT_ERR_OR_NULL(test, conn_state);
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ret = drm_atomic_set_crtc_for_connector(conn_state, crtc);
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KUNIT_EXPECT_EQ(test, ret, 0);
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crtc_state = drm_atomic_get_crtc_state(state, crtc);
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KUNIT_ASSERT_NOT_ERR_OR_NULL(test, crtc_state);
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ret = drm_atomic_set_mode_for_crtc(crtc_state, &default_mode);
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KUNIT_EXPECT_EQ(test, ret, 0);
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crtc_state->active = true;
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return 0;
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}
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int vc4_mock_atomic_del_output(struct kunit *test,
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struct drm_atomic_state *state,
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enum vc4_encoder_type type)
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{
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struct drm_device *drm = state->dev;
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struct drm_connector_state *conn_state;
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struct drm_crtc_state *crtc_state;
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struct vc4_dummy_output *output;
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struct drm_connector *conn;
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struct drm_encoder *encoder;
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struct drm_crtc *crtc;
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int ret;
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encoder = vc4_find_encoder_by_type(drm, type);
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KUNIT_ASSERT_NOT_ERR_OR_NULL(test, encoder);
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crtc = vc4_find_crtc_for_encoder(test, drm, encoder);
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KUNIT_ASSERT_NOT_ERR_OR_NULL(test, crtc);
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crtc_state = drm_atomic_get_crtc_state(state, crtc);
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KUNIT_ASSERT_NOT_ERR_OR_NULL(test, crtc_state);
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crtc_state->active = false;
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ret = drm_atomic_set_mode_for_crtc(crtc_state, NULL);
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KUNIT_ASSERT_EQ(test, ret, 0);
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output = container_of(encoder, struct vc4_dummy_output, encoder.base);
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conn = &output->connector;
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conn_state = drm_atomic_get_connector_state(state, conn);
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KUNIT_ASSERT_NOT_ERR_OR_NULL(test, conn_state);
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ret = drm_atomic_set_crtc_for_connector(conn_state, NULL);
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KUNIT_ASSERT_EQ(test, ret, 0);
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return 0;
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}
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