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Commit 9fc69aff authored by Lendacky, Thomas's avatar Lendacky, Thomas Committed by David S. Miller
Browse files

amd-xgbe: Use the Tx queue count for Tx flow control support 



When configuring Tx flow control the Rx queue count was used instead of
the Tx queue count for looping through the Tx hardware queues. Fix the
code to use the Tx queue count.

Signed-off-by: default avatarTom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 625c8e4a

drivers/net/ethernet/amd/xgbe/xgbe-dev.c

+2 −2
Original line number Diff line number Diff line
@@ -348,7 +348,7 @@ static int xgbe_disable_tx_flow_control(struct xgbe_prv_data *pdata) 


	/* Clear MAC flow control */

	max_q_count = XGMAC_MAX_FLOW_CONTROL_QUEUES;

	q_count = min_t(unsigned int, pdata->rx_q_count, max_q_count);

	q_count = min_t(unsigned int, pdata->tx_q_count, max_q_count);

	reg = MAC_Q0TFCR;

	for (i = 0; i < q_count; i++) {

		reg_val = XGMAC_IOREAD(pdata, reg);
@@ -373,7 +373,7 @@ static int xgbe_enable_tx_flow_control(struct xgbe_prv_data *pdata) 


	/* Set MAC flow control */

	max_q_count = XGMAC_MAX_FLOW_CONTROL_QUEUES;

	q_count = min_t(unsigned int, pdata->rx_q_count, max_q_count);

	q_count = min_t(unsigned int, pdata->tx_q_count, max_q_count);

	reg = MAC_Q0TFCR;

	for (i = 0; i < q_count; i++) {

		reg_val = XGMAC_IOREAD(pdata, reg);