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octeontx2-af: Fix pause frame configuration
The current implementation's default Pause Forward setting is causing
unnecessary network traffic. This patch disables Pause Forward to
address this issue.
Fixes: 1121f6b02e
("octeontx2-af: Priority flow control configuration support")
Signed-off-by: Hariprasad Kelam <hkelam@marvell.com>
Signed-off-by: Sunil Kovvuri Goutham <sgoutham@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
c3e041425a
commit
e307b5a845
1 changed files with 7 additions and 4 deletions
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@ -373,6 +373,11 @@ void rpm_lmac_pause_frm_config(void *rpmd, int lmac_id, bool enable)
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cfg |= RPMX_MTI_MAC100X_COMMAND_CONFIG_TX_P_DISABLE;
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rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg);
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/* Disable forward pause to driver */
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cfg = rpm_read(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG);
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cfg &= ~RPMX_MTI_MAC100X_COMMAND_CONFIG_PAUSE_FWD;
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rpm_write(rpm, lmac_id, RPMX_MTI_MAC100X_COMMAND_CONFIG, cfg);
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/* Enable channel mask for all LMACS */
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if (is_dev_rpm2(rpm))
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rpm_write(rpm, lmac_id, RPM2_CMR_CHAN_MSK_OR, 0xffff);
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@ -616,12 +621,10 @@ int rpm_lmac_pfc_config(void *rpmd, int lmac_id, u8 tx_pause, u8 rx_pause, u16 p
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if (rx_pause) {
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cfg &= ~(RPMX_MTI_MAC100X_COMMAND_CONFIG_RX_P_DISABLE |
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RPMX_MTI_MAC100X_COMMAND_CONFIG_PAUSE_IGNORE |
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RPMX_MTI_MAC100X_COMMAND_CONFIG_PAUSE_FWD);
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RPMX_MTI_MAC100X_COMMAND_CONFIG_PAUSE_IGNORE);
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} else {
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cfg |= (RPMX_MTI_MAC100X_COMMAND_CONFIG_RX_P_DISABLE |
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RPMX_MTI_MAC100X_COMMAND_CONFIG_PAUSE_IGNORE |
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RPMX_MTI_MAC100X_COMMAND_CONFIG_PAUSE_FWD);
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RPMX_MTI_MAC100X_COMMAND_CONFIG_PAUSE_IGNORE);
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}
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if (tx_pause) {
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