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net: stmmac: dwmac4: Fix the MTL_OP_MODE_*_MASK operation

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In order to mask off the bits, we need to use the '~' operator to invert
all the bits of _MASK and clear them.

Signed-off-by: Ley Foon Tan <leyfoon.tan@starfivetech.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20241107063637.2122726-3-leyfoon.tan@starfivetech.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Ley Foon Tan
2024-11-07 14:36:35 +08:00
committed by Jakub Kicinski
parent 6d4a34fe42
commit 3fccba8fdc
1 changed files with 2 additions and 2 deletions
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4
drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c
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@@ -274,7 +274,7 @@ static void dwmac4_dma_rx_chan_op_mode(struct stmmac_priv *priv,
} else {
pr_debug("GMAC: disable RX SF mode (threshold %d)\n", mode);
mtl_rx_op &= ~MTL_OP_MODE_RSF;
mtl_rx_op &= MTL_OP_MODE_RTC_MASK;
mtl_rx_op &= ~MTL_OP_MODE_RTC_MASK;
if (mode <= 32)
mtl_rx_op |= MTL_OP_MODE_RTC_32;
else if (mode <= 64)
@@ -343,7 +343,7 @@ static void dwmac4_dma_tx_chan_op_mode(struct stmmac_priv *priv,
} else {
pr_debug("GMAC: disabling TX SF (threshold %d)\n", mode);
mtl_tx_op &= ~MTL_OP_MODE_TSF;
mtl_tx_op &= MTL_OP_MODE_TTC_MASK;
mtl_tx_op &= ~MTL_OP_MODE_TTC_MASK;
/* Set the transmit threshold */
if (mode <= 32)
mtl_tx_op |= MTL_OP_MODE_TTC_32;