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Use test ops tables instead of exporting the helpers directly, avoiding symbol name collisions between the i915 and xe builds of the shared display code. Signed-off-by: Imre Deak --- .../gpu/drm/i915/display/intel_dp_link_caps.c | 29 +++++++++++++++ .../gpu/drm/i915/display/intel_dp_link_caps.h | 37 +++++++++++++++++++ .../drm/i915/display/intel_dp_link_training.c | 36 +++++++++++++++++- .../drm/i915/display/intel_dp_link_training.h | 31 ++++++++++++++++ .../i915/display/tests/intel_dp_link_test.c | 17 +++++++++ 5 files changed, 148 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_caps.c b/drivers/gpu/drm/i915/display/intel_dp_link_caps.c index 76b7c0fc90115..7b6cc6055da82 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_link_caps.c +++ b/drivers/gpu/drm/i915/display/intel_dp_link_caps.c @@ -1281,3 +1281,32 @@ void intel_dp_link_caps_cleanup(struct intel_dp_link_caps *link_caps) { kfree(link_caps); } + +#if IS_ENABLED(CONFIG_KUNIT) + +#define __INIT_MEMBER(__name, __fn) \ + .__name = __fn, + +#define INTEL_DP_LINK_CAPS_TEST_OPS_INIT \ + INTEL_DP_LINK_CAPS_TEST_OPS_MEMBERS(__INIT_MEMBER) + +#ifdef I915 + +const struct intel_dp_link_caps_test_ops i915_display_dp_link_caps_test_ops = { + INTEL_DP_LINK_CAPS_TEST_OPS_INIT +}; +EXPORT_SYMBOL(i915_display_dp_link_caps_test_ops); + +#else + +const struct intel_dp_link_caps_test_ops intel_display_dp_link_caps_test_ops = { + INTEL_DP_LINK_CAPS_TEST_OPS_INIT +}; +EXPORT_SYMBOL(intel_display_dp_link_caps_test_ops); + +#endif /* I915 */ + +#undef INTEL_DP_LINK_CAPS_TEST_OPS_INIT +#undef __INIT_MEMBER + +#endif /* CONFIG_KUNIT */ diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_caps.h b/drivers/gpu/drm/i915/display/intel_dp_link_caps.h index 56c585eb5a135..a0a88efb95463 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_link_caps.h +++ b/drivers/gpu/drm/i915/display/intel_dp_link_caps.h @@ -155,4 +155,41 @@ void intel_dp_link_caps_debugfs_add(struct intel_connector *connector); struct intel_dp_link_caps *intel_dp_link_caps_init(struct intel_dp *intel_dp); void intel_dp_link_caps_cleanup(struct intel_dp_link_caps *link_caps); +#if IS_ENABLED(CONFIG_KUNIT) + +#define INTEL_DP_LINK_CAPS_TEST_OPS_MEMBERS(__X) \ + __X(connector_compute_order, intel_dp_link_caps_connector_compute_order) \ + __X(connector_fallback_order, intel_dp_link_caps_connector_fallback_order) \ + __X(iter_start, intel_dp_link_caps_iter_start) \ + __X(iter_end, intel_dp_link_caps_iter_end) \ + __X(set_max_limits, intel_dp_link_caps_set_max_limits) \ + __X(get_max_limits, intel_dp_link_caps_get_max_limits) \ + __X(get_max_bw_config, intel_dp_link_caps_get_max_bw_config) \ + __X(reset_max_limits, intel_dp_link_caps_reset_max_limits) \ + __X(disable_config, intel_dp_link_caps_disable_config) \ + __X(update, intel_dp_link_caps_update) \ + __X(init, intel_dp_link_caps_init) \ + __X(cleanup, intel_dp_link_caps_cleanup) + +#define __DECLARE_MEMBER(__name, __fn) \ + typeof(__fn) *__name; + +#define INTEL_DP_LINK_CAPS_TEST_OPS_DECLARE \ + INTEL_DP_LINK_CAPS_TEST_OPS_MEMBERS(__DECLARE_MEMBER) + +struct intel_dp_link_caps_test_ops { + INTEL_DP_LINK_CAPS_TEST_OPS_DECLARE +}; + +#undef INTEL_DP_LINK_CAPS_TEST_OPS_DECLARE +#undef __DECLARE_MEMBER + +#ifdef I915 +extern const struct intel_dp_link_caps_test_ops i915_display_dp_link_caps_test_ops; +#else +extern const struct intel_dp_link_caps_test_ops intel_display_dp_link_caps_test_ops; +#endif /* I915 */ + +#endif /* CONFIG_KUNIT */ + #endif /* __INTEL_DP_LINK_CAPS_H__ */ diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c index a592bfab5ff0e..fa55664c9d98e 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c +++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c @@ -21,6 +21,8 @@ * IN THE SOFTWARE. */ +#include + #include #include @@ -1888,8 +1890,9 @@ static bool reduce_link_params(struct intel_dp *intel_dp, const struct intel_crt return new_found; } -static int intel_dp_get_link_train_fallback_values(struct intel_dp *intel_dp, - const struct intel_crtc_state *crtc_state) +VISIBLE_IF_KUNIT +int intel_dp_get_link_train_fallback_values(struct intel_dp *intel_dp, + const struct intel_crtc_state *crtc_state) { struct intel_display *display = to_intel_display(intel_dp); struct intel_dp_link_caps *link_caps = intel_dp->link.caps; @@ -2813,3 +2816,32 @@ void intel_dp_link_training_cleanup(struct intel_dp_link_training *link_training { kfree(link_training); } + +#if IS_ENABLED(CONFIG_KUNIT) + +#define __INIT_MEMBER(__name, __fn) \ + .__name = __fn, + +#define INTEL_DP_LINK_TRAINING_TEST_OPS_INIT \ + INTEL_DP_LINK_TRAINING_TEST_OPS_MEMBERS(__INIT_MEMBER) + +#ifdef I915 + +const struct intel_dp_link_training_test_ops i915_display_dp_link_training_test_ops = { + INTEL_DP_LINK_TRAINING_TEST_OPS_INIT +}; +EXPORT_SYMBOL(i915_display_dp_link_training_test_ops); + +#else + +const struct intel_dp_link_training_test_ops intel_display_dp_link_training_test_ops = { + INTEL_DP_LINK_TRAINING_TEST_OPS_INIT +}; +EXPORT_SYMBOL(intel_display_dp_link_training_test_ops); + +#endif /* I915 */ + +#undef INTEL_DP_LINK_TRAINING_TEST_OPS_INIT +#undef __INIT_MEMBER + +#endif /* CONFIG_KUNIT */ diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.h b/drivers/gpu/drm/i915/display/intel_dp_link_training.h index ef16fcabd6da9..581f2361fdfd5 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_link_training.h +++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.h @@ -8,6 +8,8 @@ #include +#include "intel_dp_link_caps.h" + struct intel_atomic_state; struct intel_connector; struct intel_crtc_state; @@ -71,4 +73,33 @@ void intel_dp_link_training_reset(struct intel_dp_link_training *link_training); struct intel_dp_link_training *intel_dp_link_training_init(struct intel_dp *intel_dp); void intel_dp_link_training_cleanup(struct intel_dp_link_training *link_training); +#if IS_ENABLED(CONFIG_KUNIT) + +int intel_dp_get_link_train_fallback_values(struct intel_dp *intel_dp, + const struct intel_crtc_state *crtc_state); + +#define INTEL_DP_LINK_TRAINING_TEST_OPS_MEMBERS(__X) \ + __X(get_fallback_values, intel_dp_get_link_train_fallback_values) + +#define __DECLARE_MEMBER(__name, __fn) \ + typeof(__fn) *__name; + +#define INTEL_DP_LINK_TRAINING_TEST_OPS_DECLARE \ + INTEL_DP_LINK_TRAINING_TEST_OPS_MEMBERS(__DECLARE_MEMBER) + +struct intel_dp_link_training_test_ops { + INTEL_DP_LINK_TRAINING_TEST_OPS_DECLARE +}; + +#undef INTEL_DP_LINK_TRAINING_TEST_OPS_DECLARE +#undef __DECLARE_MEMBER + +#ifdef I915 +extern const struct intel_dp_link_training_test_ops i915_display_dp_link_training_test_ops; +#else +extern const struct intel_dp_link_training_test_ops intel_display_dp_link_training_test_ops; +#endif /* I915 */ + +#endif /* CONFIG_KUNIT */ + #endif /* __INTEL_DP_LINK_TRAINING_H__ */ diff --git a/drivers/gpu/drm/i915/display/tests/intel_dp_link_test.c b/drivers/gpu/drm/i915/display/tests/intel_dp_link_test.c index aa5358c94839f..b77472e9bbe12 100644 --- a/drivers/gpu/drm/i915/display/tests/intel_dp_link_test.c +++ b/drivers/gpu/drm/i915/display/tests/intel_dp_link_test.c @@ -17,6 +17,8 @@ #include "intel_connector.h" #include "intel_display_core.h" #include "intel_display_types.h" +#include "intel_dp_link_caps.h" +#include "intel_dp_link_training.h" struct test_ctx { struct { @@ -30,6 +32,9 @@ struct test_ctx { struct intel_crtc_state crtc_state; } dev; + const struct intel_dp_link_caps_test_ops *link_caps_ops; + const struct intel_dp_link_training_test_ops *link_training_ops; + struct rnd_state rnd; }; @@ -64,6 +69,8 @@ static int intel_dp_link_test_init(struct kunit *test) intel_dp = &dig_port->dp; intel_dp->attached_connector = &test_ctx.dev.connector; + intel_dp->link.caps = test_ctx.link_caps_ops->init(intel_dp); + test->priv = &test_ctx; return 0; @@ -71,10 +78,20 @@ static int intel_dp_link_test_init(struct kunit *test) static void intel_dp_link_test_exit(struct kunit *test) { + struct test_ctx *ctx = test->priv; + + ctx->link_caps_ops->cleanup(ctx->dev.dig_port.dp.link.caps); } static int intel_dp_link_test_suite_init(struct kunit_suite *test_suite) { +#ifdef I915 + test_ctx.link_caps_ops = &i915_display_dp_link_caps_test_ops; + test_ctx.link_training_ops = &i915_display_dp_link_training_test_ops; +#else + test_ctx.link_caps_ops = &intel_display_dp_link_caps_test_ops; + test_ctx.link_training_ops = &intel_display_dp_link_training_test_ops; +#endif prandom_seed_state(&test_ctx.rnd, 0); return 0; -- 2.49.1