* [PATCH AUTOSEL 5.10 13/15] Revert "can: xilinx_can: Limit CANFD brp to 2"
[not found] <20220714042541.282175-1-sashal@kernel.org>
@ 2022-07-14 4:25 ` Sasha Levin
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From: Sasha Levin @ 2022-07-14 4:25 UTC (permalink / raw)
To: linux-kernel, stable
Cc: Srinivas Neeli, Marc Kleine-Budde, Sasha Levin, appana.durga.rao,
wg, davem, edumazet, kuba, pabeni, michal.simek, linux-can,
netdev, linux-arm-kernel
From: Srinivas Neeli <srinivas.neeli@xilinx.com>
[ Upstream commit c6da4590fe819dfe28a4f8037a8dc1e056542fb4 ]
This reverts commit 05ca14fdb6fe65614e0652d03e44b02748d25af7.
On early silicon engineering samples observed bit shrinking issue when
we use brp as 1. Hence updated brp_min as 2. As in production silicon
this issue is fixed, so reverting the patch.
Link: https://lore.kernel.org/all/20220609082433.1191060-2-srinivas.neeli@xilinx.com
Signed-off-by: Srinivas Neeli <srinivas.neeli@xilinx.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/can/xilinx_can.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c
index 1c42417810fc..1a3fba352cad 100644
--- a/drivers/net/can/xilinx_can.c
+++ b/drivers/net/can/xilinx_can.c
@@ -259,7 +259,7 @@ static const struct can_bittiming_const xcan_bittiming_const_canfd2 = {
.tseg2_min = 1,
.tseg2_max = 128,
.sjw_max = 128,
- .brp_min = 2,
+ .brp_min = 1,
.brp_max = 256,
.brp_inc = 1,
};
@@ -272,7 +272,7 @@ static const struct can_bittiming_const xcan_data_bittiming_const_canfd2 = {
.tseg2_min = 1,
.tseg2_max = 16,
.sjw_max = 16,
- .brp_min = 2,
+ .brp_min = 1,
.brp_max = 256,
.brp_inc = 1,
};
--
2.35.1
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2022-07-14 4:25 ` [PATCH AUTOSEL 5.10 13/15] Revert "can: xilinx_can: Limit CANFD brp to 2" Sasha Levin
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