From nobody Sun Feb 8 11:45:30 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3C6E51759F for ; Sun, 25 Feb 2024 19:49:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708890575; cv=none; b=j6RpAKtIx5mO7mfsiarANiHacezl4djiJ4zvo+rSIH0IU3G9XAbW/0jJNmFEiG/5wRspRm2svk3PpugUpit2WiB4jszaiqoTpaZfcssAlbxfHsfthsg4KMG4BdFEicHkrNEXQOnWQSJK6esXHaI1OzBwI4G4VuDMk8MkRRnCe/U= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708890575; c=relaxed/simple; bh=ZENVKkATzJXVRSZ2EC/+wfI5KUHwIHxTOQcJjOk7iBk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=UE0fSwqNdWq7h3xTHaIBjp7kVKGmw2aSU14u2MididaCa0W3gPTKSUULXErgRff9wYzEYVjFCl6ZI9Z/ngbsmL9k26EO5YQm+Gx9D0Kj2grQXbMAQCILPSEv1Cmxs8EKedAP/8K+xt4HbDvn48uBPZhUzggYS1RAABwFGKk5rhA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=U+HUjWK2; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="U+HUjWK2" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 06DCAC433F1; Sun, 25 Feb 2024 19:49:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1708890574; bh=ZENVKkATzJXVRSZ2EC/+wfI5KUHwIHxTOQcJjOk7iBk=; h=From:Date:Subject:To:Cc:From; b=U+HUjWK2OJGWfAOVNmPigJyjFa8nmpV1QQqSE8159YNGyVB5xr+znnAyinLqEAY5i eIhL1f1BXaTbWkR/GH4a2HYYI8LrFiHz5P7VXEPOsQitvAmPtHWWOCLqvrQYCpkRCn 75PDyxV9CRt+q3vBsFcwmhPX8tpaK9yYVR3MrWK0uE4J+ruNasqk2YCP2jcW/qT5QK IuJdJ1BGacm4d6pkfPG5guAI8T9ZuY7hHa78EufWSweEOIJvJOi7MhCk4RYaPnSV8L xUJwSSURv9NG9q11L8UXKDL8i7QvI0xZxpNq+gJufMlpfGv01aEbMH2vD3Xu8UkJCD 8EayjNI3ae4kA== From: Mark Brown Date: Sun, 25 Feb 2024 19:49:25 +0000 Subject: [PATCH] regmap: kunit: Add a test for ranges in combination with windows Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20240225-regmap-test-format-v1-1-41e4fdfb1c1f@kernel.org> X-B4-Tracking: v=1; b=H4sIAMSZ22UC/x3MMQqAMAxA0atIZgNtlaJeRRxKjJpBLWkRQby7x fEN/z+QWIUTDNUDypckOY8CW1dAWzhWRpmLwRnXGucaVF73EDFzyricuoeM5Il8T30zdxZKGJU Xuf/pOL3vB+oCkJRkAAAA To: linux-kernel@vger.kernel.org Cc: Mark Brown X-Mailer: b4 0.13-dev-0438c X-Developer-Signature: v=1; a=openpgp-sha256; l=3866; i=broonie@kernel.org; h=from:subject:message-id; bh=ZENVKkATzJXVRSZ2EC/+wfI5KUHwIHxTOQcJjOk7iBk=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBl25nKNzlmvoPJ6figOdDr6GMlWlk1sy8WRRRfE bBnn6ElaoeJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZduZygAKCRAk1otyXVSH 0FwBB/93ssYq/0SdSsyTqz7rb1eTTCY9d5DutSf4NYVmTa+l07nxq9aCj8YzZHaDRSejg/k0Qf+ Gaz325HVN9BA5xTeA17G4NNR30Km/29iy90oWOvnhJlvXq/XMcHOvdoapUY8YlaGudZnL84lrNx ZXoqKDTiPjWRKAmWrvH+TSyZkQztKA/vJS7SH3wTT8i6L3ZPyQja3YFCzaB6XJ6yksGH4ZpTD9R 9s1AYWo7P79ENT6K/hUk1LuAO2+ijwy4xMA21NlkNeIcfiYo6sSpWyQw7vNDbTewAblQzCtqKfL JE6P1QXAq6OBevNgdqkbdszyFh5FS9vwQR8MiEU5MMbuTvSj X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB In preparation for taking advantage of the SPI support for pre-coooked messages add a test case covering the use of windows on a raw regmap, unfortunately the parameterisation prevents direct reuse and we will want to add some raw specific coverage anyway. Signed-off-by: Mark Brown --- drivers/base/regmap/regmap-kunit.c | 66 ++++++++++++++++++++++++++++++++++= ++++ 1 file changed, 66 insertions(+) diff --git a/drivers/base/regmap/regmap-kunit.c b/drivers/base/regmap/regma= p-kunit.c index 0d957c5f1bcc..bb2ab6129f38 100644 --- a/drivers/base/regmap/regmap-kunit.c +++ b/drivers/base/regmap/regmap-kunit.c @@ -1341,6 +1341,71 @@ static void raw_sync(struct kunit *test) regmap_exit(map); } =20 +static void raw_ranges(struct kunit *test) +{ + struct raw_test_types *t =3D (struct raw_test_types *)test->param_value; + struct regmap *map; + struct regmap_config config; + struct regmap_ram_data *data; + unsigned int val; + int i; + + config =3D raw_regmap_config; + config.volatile_reg =3D test_range_all_volatile; + config.ranges =3D &test_range; + config.num_ranges =3D 1; + config.max_register =3D test_range.range_max; + + map =3D gen_raw_regmap(&config, t, &data); + KUNIT_ASSERT_FALSE(test, IS_ERR(map)); + if (IS_ERR(map)) + return; + + /* Reset the page to a non-zero value to trigger a change */ + KUNIT_EXPECT_EQ(test, 0, regmap_write(map, test_range.selector_reg, + test_range.range_max)); + + /* Check we set the page and use the window for writes */ + data->written[test_range.selector_reg] =3D false; + data->written[test_range.window_start] =3D false; + KUNIT_EXPECT_EQ(test, 0, regmap_write(map, test_range.range_min, 0)); + KUNIT_EXPECT_TRUE(test, data->written[test_range.selector_reg]); + KUNIT_EXPECT_TRUE(test, data->written[test_range.window_start]); + + data->written[test_range.selector_reg] =3D false; + data->written[test_range.window_start] =3D false; + KUNIT_EXPECT_EQ(test, 0, regmap_write(map, + test_range.range_min + + test_range.window_len, + 0)); + KUNIT_EXPECT_TRUE(test, data->written[test_range.selector_reg]); + KUNIT_EXPECT_TRUE(test, data->written[test_range.window_start]); + + /* Same for reads */ + data->written[test_range.selector_reg] =3D false; + data->read[test_range.window_start] =3D false; + KUNIT_EXPECT_EQ(test, 0, regmap_read(map, test_range.range_min, &val)); + KUNIT_EXPECT_TRUE(test, data->written[test_range.selector_reg]); + KUNIT_EXPECT_TRUE(test, data->read[test_range.window_start]); + + data->written[test_range.selector_reg] =3D false; + data->read[test_range.window_start] =3D false; + KUNIT_EXPECT_EQ(test, 0, regmap_read(map, + test_range.range_min + + test_range.window_len, + &val)); + KUNIT_EXPECT_TRUE(test, data->written[test_range.selector_reg]); + KUNIT_EXPECT_TRUE(test, data->read[test_range.window_start]); + + /* No physical access triggered in the virtual range */ + for (i =3D test_range.range_min; i < test_range.range_max; i++) { + KUNIT_EXPECT_FALSE(test, data->read[i]); + KUNIT_EXPECT_FALSE(test, data->written[i]); + } + + regmap_exit(map); +} + static struct kunit_case regmap_test_cases[] =3D { KUNIT_CASE_PARAM(basic_read_write, regcache_types_gen_params), KUNIT_CASE_PARAM(bulk_write, regcache_types_gen_params), @@ -1368,6 +1433,7 @@ static struct kunit_case regmap_test_cases[] =3D { KUNIT_CASE_PARAM(raw_write, raw_test_types_gen_params), KUNIT_CASE_PARAM(raw_noinc_write, raw_test_types_gen_params), KUNIT_CASE_PARAM(raw_sync, raw_test_cache_types_gen_params), + KUNIT_CASE_PARAM(raw_ranges, raw_test_cache_types_gen_params), {} }; =20 --- base-commit: b401b621758e46812da61fa58a67c3fd8d91de0d change-id: 20240223-regmap-test-format-c6cc69c93d81 Best regards, --=20 Mark Brown