netdev - RE: [PATCH] net: stmmac: Fix the miscalculation of mapping from rxq to dma channel

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Message-ID: <BN8PR12MB3266D248C58DB7ABE6238A49D3D40@BN8PR12MB3266.namprd12.prod.outlook.com>
Date:   Wed, 7 Aug 2019 08:24:07 +0000
From:   Jose Abreu <Jose.Abreu@...opsys.com>
To:     Shaokun Zhang <zhangshaokun@...ilicon.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-stm32@...md-mailman.stormreply.com" 
        <linux-stm32@...md-mailman.stormreply.com>
CC:     yuqi jin <jinyuqi@...wei.com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        "David S. Miller" <davem@...emloft.net>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>
Subject: RE: [PATCH] net: stmmac: Fix the miscalculation of mapping from rxq
 to dma channel

From: Shaokun Zhang <zhangshaokun@...ilicon.com>
Date: Aug/07/2019, 09:17:29 (UTC+00:00)

> From: yuqi jin <jinyuqi@...wei.com>
> 
> XGMAC_MTL_RXQ_DMA_MAP1 will be configured if the number of queues is
> greater than 3, but local variable chan will shift left more than 32-bits.
> Let's fix this issue.

This was already fixed in -net. Please see [1]

[1] https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git/co
mmit/drivers/net/ethernet/stmicro/stmmac?id=e8df7e8c233a18d2704e37ecff475
83b494789d3

---
Thanks,
Jose Miguel Abreu