net: qcom/emac: extend DMA mask to 46bits

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Bit TPD3[31] is used as a timestamp bit if PTP is enabled, but
it's used as an address bit if PTP is disabled.  Since PTP isn't
supported by the driver, we can extend the DMA address to 46 bits.

Signed-off-by: Wang Dongsheng <dongsheng.wang@hxt-semitech.com>
Acked-by: Timur Tabi <timur@codeaurora.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Wang Dongsheng 2018-01-22 20:25:06 -08:00 • committed by David S. Miller

parent 5c38bd1b82

commit df262dbdcc

2 changed files with 7 additions and 3 deletions

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3

drivers/net/ethernet/qualcomm/emac/emac-mac.h

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7

drivers/net/ethernet/qualcomm/emac/emac.c

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