From patchwork Tue Sep 27 22:12:05 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Ma=C3=ADra_Canal?= X-Patchwork-Id: 12991428 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F0D96C54EE9 for ; Tue, 27 Sep 2022 22:13:07 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8D2F910E13E; Tue, 27 Sep 2022 22:13:06 +0000 (UTC) Received: from fanzine2.igalia.com (fanzine.igalia.com [178.60.130.6]) by gabe.freedesktop.org (Postfix) with ESMTPS id A800010E13E for ; Tue, 27 Sep 2022 22:13:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=igalia.com; s=20170329; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-Id: Date:Subject:Cc:To:From:Sender:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: In-Reply-To:References:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=OQqrYheo/UyRR+1g1GEetPZjkt3ZHK1BPRuh8I0zE84=; b=lklDJPjWTcQu09wGTjZ2PHsQGj sBmn4fVwC4uh/mtiMmx0afSo7wKHHhJW0a2V6UP+/+FQi+H4Cn29plPyT4kVUxMj1YWosDwYAp0lf /0l1eQEe0l8dNLIZRbtdp0v3YHtPeHVgYdnh3FEg+d913ULJvkuUycQa0lu1pLf6W9J21gHzgA1VS sKf3am6xz1LnVah0TXXLv8hrTpRXPwo0o5sBfGfCAEKECU15XarYdwgXvKeugIxegn+KxY9N+Yd9t cKZJxasXVODlTkcaSwmTqM85j9Cw+2u+iut8YCBeF9JPTA/PL+OLkkpB/HKbDnpPv0R0yQbF9/bTq UIcKBZGw==; Received: from [177.34.169.227] (helo=bowie..) by fanzine2.igalia.com with esmtpsa (Cipher TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim) id 1odIom-00E9Og-4k; Wed, 28 Sep 2022 00:12:44 +0200 From: =?utf-8?q?Ma=C3=ADra_Canal?= To: David Airlie , Daniel Vetter , Melissa Wen , =?utf-8?q?Andr=C3=A9_Almeida?= , Javier Martinez Canillas , =?utf-8?q?Micha=C5=82_Winiar?= =?utf-8?q?ski?= , Daniel Latypov , David Gow Subject: [PATCH v2 1/2] drm/tests: Split drm_test_dp_mst_calc_pbn_mode into parameterized tests Date: Tue, 27 Sep 2022 19:12:05 -0300 Message-Id: <20220927221206.55930-1-mcanal@igalia.com> X-Mailer: git-send-email 2.37.3 MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Arthur Grillo , magalilemes00@gmail.com, tales.aparecida@gmail.com, =?utf-8?q?Ma=C3=ADra_Canal?= , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Isabella Basso Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The drm_test_dp_mst_calc_pbn_mode is based on a loop that executes tests for a couple of test cases. This could be better represented by parameterized tests, provided by KUnit. So, convert the drm_test_dp_mst_calc_pbn_mode into parameterized tests. Signed-off-by: Maíra Canal Reviewed-by: Michał Winiarski --- v1 -> v2: https://lore.kernel.org/dri-devel/20220925222719.345424-1-mcanal@igalia.com/T/#m056610a23a63109484afeafefb5846178c4d36b2 - Add Michał's Reviewed-by tag. --- .../gpu/drm/tests/drm_dp_mst_helper_test.c | 77 +++++++++++++------ 1 file changed, 53 insertions(+), 24 deletions(-) diff --git a/drivers/gpu/drm/tests/drm_dp_mst_helper_test.c b/drivers/gpu/drm/tests/drm_dp_mst_helper_test.c index 65c9d225b558..12f41881db6b 100644 --- a/drivers/gpu/drm/tests/drm_dp_mst_helper_test.c +++ b/drivers/gpu/drm/tests/drm_dp_mst_helper_test.c @@ -16,33 +16,62 @@ #include "../display/drm_dp_mst_topology_internal.h" +struct drm_dp_mst_calc_pbn_mode_test { + const int clock; + const int bpp; + const bool dsc; + const int expected; +}; + +static const struct drm_dp_mst_calc_pbn_mode_test drm_dp_mst_calc_pbn_mode_cases[] = { + { + .clock = 154000, + .bpp = 30, + .dsc = false, + .expected = 689 + }, + { + .clock = 234000, + .bpp = 30, + .dsc = false, + .expected = 1047 + }, + { + .clock = 297000, + .bpp = 24, + .dsc = false, + .expected = 1063 + }, + { + .clock = 332880, + .bpp = 24, + .dsc = true, + .expected = 50 + }, + { + .clock = 324540, + .bpp = 24, + .dsc = true, + .expected = 49 + }, +}; + static void drm_test_dp_mst_calc_pbn_mode(struct kunit *test) { - int pbn, i; - const struct { - int rate; - int bpp; - int expected; - bool dsc; - } test_params[] = { - { 154000, 30, 689, false }, - { 234000, 30, 1047, false }, - { 297000, 24, 1063, false }, - { 332880, 24, 50, true }, - { 324540, 24, 49, true }, - }; - - for (i = 0; i < ARRAY_SIZE(test_params); i++) { - pbn = drm_dp_calc_pbn_mode(test_params[i].rate, - test_params[i].bpp, - test_params[i].dsc); - KUNIT_EXPECT_EQ_MSG(test, pbn, test_params[i].expected, - "Expected PBN %d for clock %d bpp %d, got %d\n", - test_params[i].expected, test_params[i].rate, - test_params[i].bpp, pbn); - } + const struct drm_dp_mst_calc_pbn_mode_test *params = test->param_value; + + KUNIT_EXPECT_EQ(test, drm_dp_calc_pbn_mode(params->clock, params->bpp, params->dsc), + params->expected); } +static void dp_mst_calc_pbn_mode_desc(const struct drm_dp_mst_calc_pbn_mode_test *t, char *desc) +{ + sprintf(desc, "Clock %d BPP %d DSC %s", t->clock, t->bpp, t->dsc ? "enabled" : "disabled"); +} + +KUNIT_ARRAY_PARAM(drm_dp_mst_calc_pbn_mode, drm_dp_mst_calc_pbn_mode_cases, + dp_mst_calc_pbn_mode_desc); + static bool sideband_msg_req_equal(const struct drm_dp_sideband_msg_req_body *in, const struct drm_dp_sideband_msg_req_body *out) @@ -271,7 +300,7 @@ static void drm_test_dp_mst_sideband_msg_req_decode(struct kunit *test) } static struct kunit_case drm_dp_mst_helper_tests[] = { - KUNIT_CASE(drm_test_dp_mst_calc_pbn_mode), + KUNIT_CASE_PARAM(drm_test_dp_mst_calc_pbn_mode, drm_dp_mst_calc_pbn_mode_gen_params), KUNIT_CASE(drm_test_dp_mst_sideband_msg_req_decode), { } };