Commit ea63a899 authored Dec 09, 2021 by Andy Shevchenko Committed by Damien Le Moal Jan 04, 2022

ata: libahci_platform: Remove bogus 32-bit DMA mask attempt

If 64-bit mask attempt fails, the 32-bit will fail by the very same reason.
Don't even try the latter. It's a continuation of the changes that contains,
e.g. dcc02c19 ("sata_sil24: use dma_set_mask_and_coherent").

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>

parent 0805e945

drivers/ata/libahci_platform.c

+2 −7

Original line number	Diff line number	Diff line
		@@ -641,15 +641,10 @@ int ahci_platform_init_host(struct platform_device *pdev,

		if (hpriv->cap & HOST_CAP_64) {
		rc = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(64));
		if (rc) {
		rc = dma_coerce_mask_and_coherent(dev,
		DMA_BIT_MASK(32));
		if (rc) {
		dev_err(dev, "Failed to enable 64-bit DMA.\n");
		return rc;
		}
		dev_warn(dev, "Enable 32-bit DMA instead of 64-bit.\n");
		}
		}

		rc = ahci_reset_controller(host);