Merge tag 'mmc-v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc

Pull MMC updates from Ulf Hansson:
 "MMC core:
   - Add support for eMMC inline encryption
   - Add a helper function to parse DT properties for clock phases
   - Some improvements and cleanups for the mmc_test module

  MMC host:
   - android-goldfish: Remove driver
   - cqhci: Add support for eMMC inline encryption
   - dw_mmc-zx: Remove driver
   - meson-gx: Extend support for scatter-gather to allow SD_IO_RW_EXTENDED
   - mmci: Add support for probing bus voltage level translator
   - mtk-sd: Address race condition for request timeouts
   - sdhci_am654: Add Support for the variant on TI's AM64 SoC
   - sdhci-esdhc-imx: Prevent kernel panic at ->remove()
   - sdhci-iproc: Add ACPI bindings for the RPi to enable SD and WiFi on RPi4
   - sdhci-msm: Add Inline Crypto Engine support
   - sdhci-msm: Use actual_clock to improve timeout calculations
   - sdhci-of-aspeed: Add Andrew Jeffery as maintainer
   - sdhci-of-aspeed: Extend clock support for the AST2600 variant
   - sdhci-pci-gli: Increase idle period for low power state for GL9763E
   - sdhci-pci-o2micro: Make tuning for SDR104 HW more robust
   - sdhci-sirf: Remove driver
   - sdhci-xenon: Add support for the AP807 variant
   - sunxi-mmc: Add support for the A100 variant
   - sunxi-mmc: Ensure host is suspended during system sleep
   - tmio: Add detection of data timeout errors
   - tmio/renesas_sdhi: Extend support for retuning
   - renesas_sdhi_internal_dmac: Add support for the ->pre|post_req() ops"

* tag 'mmc-v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (86 commits)
  mmc: sdhci-esdhc-imx: fix kernel panic when remove module
  mmc: host: Retire MMC_GOLDFISH
  mmc: cb710: Use new tasklet API
  mmc: sdhci-pci-o2micro: Bug fix for SDR104 HW tuning failure
  mmc: mmc_test: use erase_arg for mmc_erase command
  mmc: wbsd: Use new tasklet API
  mmc: via-sdmmc: Use new tasklet API
  mmc: uniphier-sd: Use new tasklet API
  mmc: tifm_sd: Use new tasklet API
  mmc: s3cmci: Use new tasklet API
  mmc: omap: Use new tasklet API
  mmc: dw_mmc: Use new tasklet API
  mmc: au1xmmc: Use new tasklet API
  mmc: atmel-mci: Use new tasklet API
  mmc: cavium: Replace spin_lock_irqsave with spin_lock in hard IRQ
  mmc: queue: Remove unused define
  mmc: core: Drop redundant bouncesz from struct mmc_card
  mmc: core: Drop redundant member in struct mmc host
  mmc: core: Use host instead of card argument to mmc_spi_send_csd()
  mmc: core: Exclude unnecessary header file
  ...

1 files changed, 105 insertions, 0 deletions

diff --git a/drivers/mmc/host/sdhci-of-aspeed-test.c b/drivers/mmc/host/sdhci-of-aspeed-test.c
new file mode 100644
index 000000000000..bb67d159b7d8
--- /dev/null
+++ b/drivers/mmc/host/sdhci-of-aspeed-test.c
@@ -0,0 +1,105 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/* Copyright (C) 2020 IBM Corp. */
+
+#include <kunit/test.h>
+
+static void aspeed_sdhci_phase_ddr52(struct kunit *test)
+{
+	int rate = 52000000;
+
+	KUNIT_EXPECT_EQ(test, 0,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 0));
+	KUNIT_EXPECT_EQ(test, 0,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 1));
+	KUNIT_EXPECT_EQ(test, 1,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 2));
+	KUNIT_EXPECT_EQ(test, 1,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 3));
+	KUNIT_EXPECT_EQ(test, 2,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 4));
+	KUNIT_EXPECT_EQ(test, 3,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 5));
+	KUNIT_EXPECT_EQ(test, 14,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 23));
+	KUNIT_EXPECT_EQ(test, 15,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 24));
+	KUNIT_EXPECT_EQ(test, 15,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 25));
+
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 0,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 180));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 0,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 181));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 1,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 182));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 1,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 183));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 2,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 184));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 3,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 185));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 14,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 203));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 15,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 204));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 15,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 205));
+}
+
+static void aspeed_sdhci_phase_hs200(struct kunit *test)
+{
+	int rate = 200000000;
+
+	KUNIT_EXPECT_EQ(test, 0,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 0));
+	KUNIT_EXPECT_EQ(test, 0,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 5));
+	KUNIT_EXPECT_EQ(test, 1,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 6));
+	KUNIT_EXPECT_EQ(test, 1,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 7));
+	KUNIT_EXPECT_EQ(test, 14,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 89));
+	KUNIT_EXPECT_EQ(test, 15,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 90));
+	KUNIT_EXPECT_EQ(test, 15,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 91));
+	KUNIT_EXPECT_EQ(test, 15,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 96));
+
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 180));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 185));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 1,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 186));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 1,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 187));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 14,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 269));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 15,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 270));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 15,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 271));
+	KUNIT_EXPECT_EQ(test, (int)ASPEED_SDHCI_TAP_PARAM_INVERT_CLK | 15,
+			aspeed_sdhci_phase_to_tap(NULL, rate, 276));
+}
+
+static struct kunit_case aspeed_sdhci_test_cases[] = {
+	KUNIT_CASE(aspeed_sdhci_phase_ddr52),
+	KUNIT_CASE(aspeed_sdhci_phase_hs200),
+	{}
+};
+
+static struct kunit_suite aspeed_sdhci_test_suite = {
+	.name = "sdhci-of-aspeed",
+	.test_cases = aspeed_sdhci_test_cases,
+};
+
+static struct kunit_suite *aspeed_sdc_test_suite_array[] = {
+	&aspeed_sdhci_test_suite,
+	NULL,
+};
+
+static struct kunit_suite **aspeed_sdc_test_suites
+	__used __section(".kunit_test_suites") = aspeed_sdc_test_suite_array;