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mmc: sdhci-acpi: Add SDHCI_QUIRK2_BROKEN_64_BIT_DMA for AMDI0040

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[ Upstream commit 45a3fe3bf93b7cfeddc28ef7386555e05dc57f06 ]

The AMD eMMC 5.0 controller does not support 64 bit DMA.

Fixes: 34597a3f60 ("mmc: sdhci-acpi: Add support for ACPI HID of AMD Controller with HS400")
Signed-off-by: Raul E Rangel <[email protected]>
Link: https://marc.info/?l=linux-mmc&m=158879884514552&w=2
Reviewed-by: Andy Shevchenko <[email protected]>
Acked-by: Adrian Hunter <[email protected]>
Link: https://lore.kernel.org/r/20200508165344.1.Id5bb8b1ae7ea576f26f9d91c761df7ccffbf58c5@changeid
Signed-off-by: Ulf Hansson <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>
This commit is contained in:
Raul E Rangel 2020-05-08 16:54:21 -06:00 • committed by Greg Kroah-Hartman
commit 425853cc11
1 changed files with 6 additions and 4 deletions
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10
drivers/mmc/host/sdhci-acpi.c
View file

@ -602,10 +602,12 @@ 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,
};