[PATCH 1/6] net: dwc_eth_qos: Fully rewrite RX descriptor field 3

Marek Vasut marex at denx.de
Wed Apr 22 13:01:12 CEST 2020


On 3/23/20 2:45 AM, Marek Vasut wrote:
> The RX descriptor field 3 should contain only OWN and BUF1V bits before
> being used for receiving data by the DMA engine. However, right now, if
> the descriptor was already used for receiving data and is being cleared,
> the field 3 is only modified and the aforementioned two bits are ORRed
> into the field. This could lead to a residual dirty bits being left in
> the field 3 from previous transfer, and it generally does. Fully set the
> field 3 instead to clear those residual dirty bits.
> 
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Joe Hershberger <joe.hershberger at ni.com>
> Cc: Patrice Chotard <patrice.chotard at st.com>
> Cc: Patrick Delaunay <patrick.delaunay at st.com>
> Cc: Ramon Fried <rfried.dev at gmail.com>
> Cc: Stephen Warren <swarren at nvidia.com>

Joe, this was posted for a month, can this go in ?


More information about the U-Boot mailing list