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Thu, 30 Jul 2026 08:47:02 -0400 (EDT) Date: Thu, 30 Jul 2026 14:46:49 +0200 From: Greg KH To: Sasha Levin Cc: stable@vger.kernel.org, "Wayen.Yan" , Lorenzo Bianconi , Jakub Kicinski Subject: Re: [PATCH 6.12.y] net: airoha: Fix register index for Tx-fwd counter configuration Message-ID: <2026073041-radiation-atonable-b8d2@gregkh> References: <2026072102-stack-mardi-5c7c@gregkh> <20260729203537.447604-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260729203537.447604-1-sashal@kernel.org> On Wed, Jul 29, 2026 at 04:35:36PM -0400, Sasha Levin wrote: > From: "Wayen.Yan" > > [ Upstream commit 1402ecccf5630a0b7fa4749d7d2e72abc3f3d73d ] > > In airoha_qdma_init_qos_stats(), the Tx-fwd counter configuration > register uses the same index (i << 1) as the Tx-cpu counter, which > overwrites the Tx-cpu configuration. The Tx-fwd counter value register > correctly uses (i << 1) + 1, so the configuration register should use > the same index. > > Fix the REG_CNTR_CFG index from (i << 1) to ((i << 1) + 1) so that > the Tx-fwd counter is properly configured instead of clobbering the > Tx-cpu counter config. > > Fixes: 20bf7d07c956 ("net: airoha: Add sched ETS offload support") > Signed-off-by: Wayen.Yan > Acked-by: Lorenzo Bianconi > Link: https://patch.msgid.link/6a2b40e7.4dd82583.3a5c46.e566@mx.google.com > Signed-off-by: Jakub Kicinski > Signed-off-by: Sasha Levin > --- > drivers/net/ethernet/mediatek/airoha_eth.c | 2 +- This file isn't in 6.12.y :(