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net: mvneta: fix txq_map in case of txq_number==1

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[ Upstream commit 21327f81db ]

If we boot with mvneta.txq_number=1, the txq_map is set incorrectly:
MVNETA_CPU_TXQ_ACCESS(1) refers to TX queue 1, but only TX queue 0 is
initialized. Fix this.

Fixes: 50bf8cb6fc ("net: mvneta: Configure XPS support")
Signed-off-by: Klaus Kudielka <klaus.kudielka@gmail.com>
Reviewed-by: Michal Kubiak <michal.kubiak@intel.com>
Link: https://lore.kernel.org/r/20230705053712.3914-1-klaus.kudielka@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Klaus Kudielka 2023-07-05 07:37:12 +02:00 committed by Greg Kroah-Hartman
parent 7fa7ac28bd
commit fa27885c48
1 changed files with 2 additions and 2 deletions
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4
drivers/net/ethernet/marvell/mvneta.c
View file

@ -1505,7 +1505,7 @@ static void mvneta_defaults_set(struct mvneta_port *pp)
*/
if (txq_number == 1)
txq_map = (cpu == pp->rxq_def) ?
MVNETA_CPU_TXQ_ACCESS(1) : 0;
MVNETA_CPU_TXQ_ACCESS(0) : 0;
} else {
txq_map = MVNETA_CPU_TXQ_ACCESS_ALL_MASK;
@ -4295,7 +4295,7 @@ static void mvneta_percpu_elect(struct mvneta_port *pp)
*/
if (txq_number == 1)
txq_map = (cpu == elected_cpu) ?
MVNETA_CPU_TXQ_ACCESS(1) : 0;
MVNETA_CPU_TXQ_ACCESS(0) : 0;
else
txq_map = mvreg_read(pp, MVNETA_CPU_MAP(cpu)) &
MVNETA_CPU_TXQ_ACCESS_ALL_MASK;