From: Raul E Rangel rrangel@chromium.org
[ Upstream commit 45a3fe3bf93b7cfeddc28ef7386555e05dc57f06 ]
The AMD eMMC 5.0 controller does not support 64 bit DMA.
Fixes: 34597a3f60b1 ("mmc: sdhci-acpi: Add support for ACPI HID of AMD Controller with HS400") Signed-off-by: Raul E Rangel rrangel@chromium.org Link: https://marc.info/?l=linux-mmc&m=158879884514552&w=2 Reviewed-by: Andy Shevchenko andriy.shevchenko@linux.intel.com Acked-by: Adrian Hunter adrian.hunter@intel.com Link: https://lore.kernel.org/r/20200508165344.1.Id5bb8b1ae7ea576f26f9d91c761df7cc... Signed-off-by: Ulf Hansson ulf.hansson@linaro.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/mmc/host/sdhci-acpi.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c index 57c1ec322e421..145143b6a0e6d 100644 --- a/drivers/mmc/host/sdhci-acpi.c +++ b/drivers/mmc/host/sdhci-acpi.c @@ -552,10 +552,12 @@ static int sdhci_acpi_emmc_amd_probe_slot(struct platform_device *pdev, }
static const struct sdhci_acpi_slot sdhci_acpi_slot_amd_emmc = { - .chip = &sdhci_acpi_chip_amd, - .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE, - .quirks = SDHCI_QUIRK_32BIT_DMA_ADDR | SDHCI_QUIRK_32BIT_DMA_SIZE | - SDHCI_QUIRK_32BIT_ADMA_SIZE, + .chip = &sdhci_acpi_chip_amd, + .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE, + .quirks = SDHCI_QUIRK_32BIT_DMA_ADDR | + SDHCI_QUIRK_32BIT_DMA_SIZE | + SDHCI_QUIRK_32BIT_ADMA_SIZE, + .quirks2 = SDHCI_QUIRK2_BROKEN_64_BIT_DMA, .probe_slot = sdhci_acpi_emmc_amd_probe_slot, };