* [PATCH] sh_eth: enable RX descriptor word 0 shift on SH7734
@ 2017-01-04 20:10 Sergei Shtylyov
2017-01-04 21:12 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Sergei Shtylyov @ 2017-01-04 20:10 UTC (permalink / raw)
To: netdev, linux-renesas-soc
The RX descriptor word 0 on SH7734 has the RFS[9:0] field in bits 16-25
(bits 0-15 usually used for that are occupied by the packet checksum).
Thus we need to set the 'shift_rd0' field in the SH7734 SoC data...
Fixes: f0e81fecd4f8 ("net: sh_eth: Add support SH7734")
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
---
The patch is against DaveM's 'net.git' repo.
drivers/net/ethernet/renesas/sh_eth.c | 1 +
1 file changed, 1 insertion(+)
Index: net/drivers/net/ethernet/renesas/sh_eth.c
===================================================================
--- net.orig/drivers/net/ethernet/renesas/sh_eth.c
+++ net/drivers/net/ethernet/renesas/sh_eth.c
@@ -819,6 +819,7 @@ static struct sh_eth_cpu_data sh7734_dat
.tsu = 1,
.hw_crc = 1,
.select_mii = 1,
+ .shift_rd0 = 1,
};
/* SH7763 */
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] sh_eth: enable RX descriptor word 0 shift on SH7734
2017-01-04 20:10 [PATCH] sh_eth: enable RX descriptor word 0 shift on SH7734 Sergei Shtylyov
@ 2017-01-04 21:12 ` David Miller
0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2017-01-04 21:12 UTC (permalink / raw)
To: sergei.shtylyov; +Cc: netdev, linux-renesas-soc
From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Date: Wed, 04 Jan 2017 23:10:23 +0300
> The RX descriptor word 0 on SH7734 has the RFS[9:0] field in bits 16-25
> (bits 0-15 usually used for that are occupied by the packet checksum).
> Thus we need to set the 'shift_rd0' field in the SH7734 SoC data...
>
> Fixes: f0e81fecd4f8 ("net: sh_eth: Add support SH7734")
> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Applied, thank you.
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