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[2.34.30.89]) by smtp.gmail.com with ESMTPSA id ef12-20020a05622a53cc00b0043123c8b6a6sm1822645qtb.4.2024.03.29.10.48.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 Mar 2024 10:48:56 -0700 (PDT) From: Marco Pagani To: Moritz Fischer , Wu Hao , Xu Yilun , Tom Rix Cc: Marco Pagani , Russ Weight , linux-fpga@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2] fpga: tests: use KUnit devices instead of platform devices Date: Fri, 29 Mar 2024 18:48:47 +0100 Message-ID: <20240329174849.248243-1-marpagan@redhat.com> X-Mailer: git-send-email 2.44.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" KUnit now provides helper functions to create fake devices, so use them instead of relying on platform devices. Other changes: remove an unnecessary white space in the fpga region suite. Reviewed-by: Russ Weight Signed-off-by: Marco Pagani Acked-by: Xu Yilun --- v2: - Add reviewed-by Russ Weight --- drivers/fpga/tests/fpga-bridge-test.c | 33 ++++++++++----------- drivers/fpga/tests/fpga-mgr-test.c | 16 +++++------ drivers/fpga/tests/fpga-region-test.c | 41 +++++++++++++-------------- 3 files changed, 44 insertions(+), 46 deletions(-) diff --git a/drivers/fpga/tests/fpga-bridge-test.c b/drivers/fpga/tests/fpg= a-bridge-test.c index 1d258002cdd7..2f7a24f23808 100644 --- a/drivers/fpga/tests/fpga-bridge-test.c +++ b/drivers/fpga/tests/fpga-bridge-test.c @@ -7,8 +7,8 @@ * Author: Marco Pagani */ =20 +#include #include -#include #include #include #include @@ -19,7 +19,7 @@ struct bridge_stats { =20 struct bridge_ctx { struct fpga_bridge *bridge; - struct platform_device *pdev; + struct device *dev; struct bridge_stats stats; }; =20 @@ -43,30 +43,31 @@ static const struct fpga_bridge_ops fake_bridge_ops =3D= { /** * register_test_bridge() - Register a fake FPGA bridge for testing. * @test: KUnit test context object. + * @dev_name: name of the kunit device to be registered * * Return: Context of the newly registered FPGA bridge. */ -static struct bridge_ctx *register_test_bridge(struct kunit *test) +static struct bridge_ctx *register_test_bridge(struct kunit *test, const c= har *dev_name) { struct bridge_ctx *ctx; =20 ctx =3D kunit_kzalloc(test, sizeof(*ctx), GFP_KERNEL); KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx); =20 - ctx->pdev =3D platform_device_register_simple("bridge_pdev", PLATFORM_DEV= ID_AUTO, NULL, 0); - KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx->pdev); + ctx->dev =3D kunit_device_register(test, dev_name); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx->dev); =20 - ctx->bridge =3D fpga_bridge_register(&ctx->pdev->dev, "Fake FPGA bridge",= &fake_bridge_ops, + ctx->bridge =3D fpga_bridge_register(ctx->dev, "Fake FPGA bridge", &fake_= bridge_ops, &ctx->stats); KUNIT_ASSERT_FALSE(test, IS_ERR_OR_NULL(ctx->bridge)); =20 return ctx; } =20 -static void unregister_test_bridge(struct bridge_ctx *ctx) +static void unregister_test_bridge(struct kunit *test, struct bridge_ctx *= ctx) { fpga_bridge_unregister(ctx->bridge); - platform_device_unregister(ctx->pdev); + kunit_device_unregister(test, ctx->dev); } =20 static void fpga_bridge_test_get(struct kunit *test) @@ -74,10 +75,10 @@ static void fpga_bridge_test_get(struct kunit *test) struct bridge_ctx *ctx =3D test->priv; struct fpga_bridge *bridge; =20 - bridge =3D fpga_bridge_get(&ctx->pdev->dev, NULL); + bridge =3D fpga_bridge_get(ctx->dev, NULL); KUNIT_EXPECT_PTR_EQ(test, bridge, ctx->bridge); =20 - bridge =3D fpga_bridge_get(&ctx->pdev->dev, NULL); + bridge =3D fpga_bridge_get(ctx->dev, NULL); KUNIT_EXPECT_EQ(test, PTR_ERR(bridge), -EBUSY); =20 fpga_bridge_put(ctx->bridge); @@ -105,19 +106,19 @@ static void fpga_bridge_test_get_put_list(struct kuni= t *test) int ret; =20 ctx_0 =3D test->priv; - ctx_1 =3D register_test_bridge(test); + ctx_1 =3D register_test_bridge(test, "fpga-bridge-test-dev-1"); =20 INIT_LIST_HEAD(&bridge_list); =20 /* Get bridge 0 and add it to the list */ - ret =3D fpga_bridge_get_to_list(&ctx_0->pdev->dev, NULL, &bridge_list); + ret =3D fpga_bridge_get_to_list(ctx_0->dev, NULL, &bridge_list); KUNIT_EXPECT_EQ(test, ret, 0); =20 KUNIT_EXPECT_PTR_EQ(test, ctx_0->bridge, list_first_entry_or_null(&bridge_list, struct fpga_bridge, node)); =20 /* Get bridge 1 and add it to the list */ - ret =3D fpga_bridge_get_to_list(&ctx_1->pdev->dev, NULL, &bridge_list); + ret =3D fpga_bridge_get_to_list(ctx_1->dev, NULL, &bridge_list); KUNIT_EXPECT_EQ(test, ret, 0); =20 KUNIT_EXPECT_PTR_EQ(test, ctx_1->bridge, @@ -141,19 +142,19 @@ static void fpga_bridge_test_get_put_list(struct kuni= t *test) =20 KUNIT_EXPECT_TRUE(test, list_empty(&bridge_list)); =20 - unregister_test_bridge(ctx_1); + unregister_test_bridge(test, ctx_1); } =20 static int fpga_bridge_test_init(struct kunit *test) { - test->priv =3D register_test_bridge(test); + test->priv =3D register_test_bridge(test, "fpga-bridge-test-dev-0"); =20 return 0; } =20 static void fpga_bridge_test_exit(struct kunit *test) { - unregister_test_bridge(test->priv); + unregister_test_bridge(test, test->priv); } =20 static struct kunit_case fpga_bridge_test_cases[] =3D { diff --git a/drivers/fpga/tests/fpga-mgr-test.c b/drivers/fpga/tests/fpga-m= gr-test.c index 6acec55b60ce..125b3a4d43c6 100644 --- a/drivers/fpga/tests/fpga-mgr-test.c +++ b/drivers/fpga/tests/fpga-mgr-test.c @@ -7,8 +7,8 @@ * Author: Marco Pagani */ =20 +#include #include -#include #include #include #include @@ -40,7 +40,7 @@ struct mgr_stats { struct mgr_ctx { struct fpga_image_info *img_info; struct fpga_manager *mgr; - struct platform_device *pdev; + struct device *dev; struct mgr_stats stats; }; =20 @@ -194,7 +194,7 @@ static void fpga_mgr_test_get(struct kunit *test) struct mgr_ctx *ctx =3D test->priv; struct fpga_manager *mgr; =20 - mgr =3D fpga_mgr_get(&ctx->pdev->dev); + mgr =3D fpga_mgr_get(ctx->dev); KUNIT_EXPECT_PTR_EQ(test, mgr, ctx->mgr); =20 fpga_mgr_put(ctx->mgr); @@ -284,14 +284,14 @@ static int fpga_mgr_test_init(struct kunit *test) ctx =3D kunit_kzalloc(test, sizeof(*ctx), GFP_KERNEL); KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx); =20 - ctx->pdev =3D platform_device_register_simple("mgr_pdev", PLATFORM_DEVID_= AUTO, NULL, 0); - KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx->pdev); + ctx->dev =3D kunit_device_register(test, "fpga-manager-test-dev"); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx->dev); =20 - ctx->mgr =3D devm_fpga_mgr_register(&ctx->pdev->dev, "Fake FPGA Manager",= &fake_mgr_ops, + ctx->mgr =3D devm_fpga_mgr_register(ctx->dev, "Fake FPGA Manager", &fake_= mgr_ops, &ctx->stats); KUNIT_ASSERT_FALSE(test, IS_ERR_OR_NULL(ctx->mgr)); =20 - ctx->img_info =3D fpga_image_info_alloc(&ctx->pdev->dev); + ctx->img_info =3D fpga_image_info_alloc(ctx->dev); KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx->img_info); =20 test->priv =3D ctx; @@ -304,7 +304,7 @@ static void fpga_mgr_test_exit(struct kunit *test) struct mgr_ctx *ctx =3D test->priv; =20 fpga_image_info_free(ctx->img_info); - platform_device_unregister(ctx->pdev); + kunit_device_unregister(test, ctx->dev); } =20 static struct kunit_case fpga_mgr_test_cases[] =3D { diff --git a/drivers/fpga/tests/fpga-region-test.c b/drivers/fpga/tests/fpg= a-region-test.c index baab07e3fc59..bcf0651df261 100644 --- a/drivers/fpga/tests/fpga-region-test.c +++ b/drivers/fpga/tests/fpga-region-test.c @@ -7,12 +7,12 @@ * Author: Marco Pagani */ =20 +#include #include #include #include #include #include -#include #include =20 struct mgr_stats { @@ -26,11 +26,11 @@ struct bridge_stats { =20 struct test_ctx { struct fpga_manager *mgr; - struct platform_device *mgr_pdev; + struct device *mgr_dev; struct fpga_bridge *bridge; - struct platform_device *bridge_pdev; + struct device *bridge_dev; struct fpga_region *region; - struct platform_device *region_pdev; + struct device *region_dev; struct bridge_stats bridge_stats; struct mgr_stats mgr_stats; }; @@ -91,7 +91,7 @@ static void fpga_region_test_class_find(struct kunit *tes= t) struct test_ctx *ctx =3D test->priv; struct fpga_region *region; =20 - region =3D fpga_region_class_find(NULL, &ctx->region_pdev->dev, fake_regi= on_match); + region =3D fpga_region_class_find(NULL, ctx->region_dev, fake_region_matc= h); KUNIT_EXPECT_PTR_EQ(test, region, ctx->region); =20 put_device(®ion->dev); @@ -108,7 +108,7 @@ static void fpga_region_test_program_fpga(struct kunit = *test) char img_buf[4]; int ret; =20 - img_info =3D fpga_image_info_alloc(&ctx->mgr_pdev->dev); + img_info =3D fpga_image_info_alloc(ctx->mgr_dev); KUNIT_ASSERT_NOT_ERR_OR_NULL(test, img_info); =20 img_info->buf =3D img_buf; @@ -148,32 +148,30 @@ static int fpga_region_test_init(struct kunit *test) ctx =3D kunit_kzalloc(test, sizeof(*ctx), GFP_KERNEL); KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx); =20 - ctx->mgr_pdev =3D platform_device_register_simple("mgr_pdev", PLATFORM_DE= VID_AUTO, NULL, 0); - KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx->mgr_pdev); + ctx->mgr_dev =3D kunit_device_register(test, "fpga-manager-test-dev"); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx->mgr_dev); =20 - ctx->mgr =3D devm_fpga_mgr_register(&ctx->mgr_pdev->dev, "Fake FPGA Manag= er", &fake_mgr_ops, - &ctx->mgr_stats); + ctx->mgr =3D devm_fpga_mgr_register(ctx->mgr_dev, "Fake FPGA Manager", + &fake_mgr_ops, &ctx->mgr_stats); KUNIT_ASSERT_FALSE(test, IS_ERR_OR_NULL(ctx->mgr)); =20 - ctx->bridge_pdev =3D platform_device_register_simple("bridge_pdev", PLATF= ORM_DEVID_AUTO, - NULL, 0); - KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx->bridge_pdev); + ctx->bridge_dev =3D kunit_device_register(test, "fpga-bridge-test-dev"); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx->bridge_dev); =20 - ctx->bridge =3D fpga_bridge_register(&ctx->bridge_pdev->dev, "Fake FPGA B= ridge", + ctx->bridge =3D fpga_bridge_register(ctx->bridge_dev, "Fake FPGA Bridge", &fake_bridge_ops, &ctx->bridge_stats); KUNIT_ASSERT_FALSE(test, IS_ERR_OR_NULL(ctx->bridge)); =20 ctx->bridge_stats.enable =3D true; =20 - ctx->region_pdev =3D platform_device_register_simple("region_pdev", PLATF= ORM_DEVID_AUTO, - NULL, 0); - KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx->region_pdev); + ctx->region_dev =3D kunit_device_register(test, "fpga-region-test-dev"); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, ctx->region_dev); =20 region_info.mgr =3D ctx->mgr; region_info.priv =3D ctx->bridge; region_info.get_bridges =3D fake_region_get_bridges; =20 - ctx->region =3D fpga_region_register_full(&ctx->region_pdev->dev, ®ion= _info); + ctx->region =3D fpga_region_register_full(ctx->region_dev, ®ion_info); KUNIT_ASSERT_FALSE(test, IS_ERR_OR_NULL(ctx->region)); =20 test->priv =3D ctx; @@ -186,18 +184,17 @@ static void fpga_region_test_exit(struct kunit *test) struct test_ctx *ctx =3D test->priv; =20 fpga_region_unregister(ctx->region); - platform_device_unregister(ctx->region_pdev); + kunit_device_unregister(test, ctx->region_dev); =20 fpga_bridge_unregister(ctx->bridge); - platform_device_unregister(ctx->bridge_pdev); + kunit_device_unregister(test, ctx->bridge_dev); =20 - platform_device_unregister(ctx->mgr_pdev); + kunit_device_unregister(test, ctx->mgr_dev); } =20 static struct kunit_case fpga_region_test_cases[] =3D { KUNIT_CASE(fpga_region_test_class_find), KUNIT_CASE(fpga_region_test_program_fpga), - {} }; =20 base-commit: b1a91ca25f15b6d7b311de4465854a5981dee3d3 --=20 2.44.0