[PATCH 3/6] net: dwc_eth_qos: Flush the RX descriptors on init

Patrick DELAUNAY patrick.delaunay at st.com
Mon Apr 6 16:08:26 CEST 2020


Dear Marek,

> From: Marek Vasut <marex at denx.de>
> Sent: lundi 23 mars 2020 02:45
> To: u-boot at lists.denx.de
> Cc: Marek Vasut <marex at denx.de>; Joe Hershberger
> <joe.hershberger at ni.com>; Patrice CHOTARD <patrice.chotard at st.com>;
> Patrick DELAUNAY <patrick.delaunay at st.com>; Ramon Fried
> <rfried.dev at gmail.com>; Stephen Warren <swarren at nvidia.com>
> Subject: [PATCH 3/6] net: dwc_eth_qos: Flush the RX descriptors on init
> Importance: High
> 
> Currently the code only flushes the first RX descriptor, not every entry in the RX
> descriptor ring. Fix this, to make sure the DMA engine can pick the RX
> descriptors correctly.
> 
> 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>
> ---

Reviewed-by: Patrick Delaunay <patrick.delaunay at st.com>

Thanks

Patrick


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