mmc: sdhci-acpi: Remove MMC_CAP_BUS_WIDTH_TEST for Intel controllers
authorAdrian Hunter <adrian.hunter@intel.com>
Fri, 20 May 2016 07:33:48 +0000 (10:33 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 1 Jun 2016 19:15:50 +0000 (12:15 -0700)
commit 265984b36ce82fec67957d452dd2b22e010611e4 upstream.

The CMD19/CMD14 bus width test has been found to be unreliable in
some cases.  It is not essential, so simply remove it.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/mmc/host/sdhci-acpi.c

index a5cda926d38eb23be20eece31c6b1ef0c44723a3..8aea3fa6938b59e41da882c3f650638423bc0b01 100644 (file)
@@ -233,7 +233,7 @@ static const struct sdhci_acpi_slot sdhci_acpi_slot_int_emmc = {
        .chip    = &sdhci_acpi_chip_int,
        .caps    = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE |
                   MMC_CAP_HW_RESET | MMC_CAP_1_8V_DDR |
-                  MMC_CAP_BUS_WIDTH_TEST | MMC_CAP_WAIT_WHILE_BUSY,
+                  MMC_CAP_WAIT_WHILE_BUSY,
        .caps2   = MMC_CAP2_HC_ERASE_SZ,
        .flags   = SDHCI_ACPI_RUNTIME_PM,
        .quirks  = SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC,
@@ -248,7 +248,7 @@ static const struct sdhci_acpi_slot sdhci_acpi_slot_int_sdio = {
                   SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC,
        .quirks2 = SDHCI_QUIRK2_HOST_OFF_CARD_ON,
        .caps    = MMC_CAP_NONREMOVABLE | MMC_CAP_POWER_OFF_CARD |
-                  MMC_CAP_BUS_WIDTH_TEST | MMC_CAP_WAIT_WHILE_BUSY,
+                  MMC_CAP_WAIT_WHILE_BUSY,
        .flags   = SDHCI_ACPI_RUNTIME_PM,
        .pm_caps = MMC_PM_KEEP_POWER,
        .probe_slot     = sdhci_acpi_sdio_probe_slot,
@@ -260,7 +260,7 @@ static const struct sdhci_acpi_slot sdhci_acpi_slot_int_sd = {
        .quirks  = SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC,
        .quirks2 = SDHCI_QUIRK2_CARD_ON_NEEDS_BUS_ON |
                   SDHCI_QUIRK2_STOP_WITH_TC,
-       .caps    = MMC_CAP_BUS_WIDTH_TEST | MMC_CAP_WAIT_WHILE_BUSY,
+       .caps    = MMC_CAP_WAIT_WHILE_BUSY,
        .probe_slot     = sdhci_acpi_sd_probe_slot,
 };