Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit a113ae06 authored by Sivakumar Subramani's avatar Sivakumar Subramani Committed by Jeff Garzik
Browse files

s2io: Removed enabling of some of the unused interrupts. 



Removed unused code in en_dis_able_nic_intrs(), TX_DMA_INTR, RX_DMA_INTR,
TX_XGXS_INTR, MC_INTR

Signed-off-by: default avatarSivakumar Subramani <sivakumar.subramani@neterion.com>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent 372cc597

drivers/net/s2io.c

+1 −112
Original line number Diff line number Diff line
@@ -1658,7 +1658,7 @@ static void en_dis_able_nic_intrs(struct s2io_nic *nic, u16 mask, int flag) 
	/*  PIC Interrupts */

	if ((mask & (TX_PIC_INTR | RX_PIC_INTR))) {

		/*  Enable PIC Intrs in the general intr mask register */

		val64 = TXPIC_INT_M | PIC_RX_INT_M;

		val64 = TXPIC_INT_M;

		if (flag == ENABLE_INTRS) {

			temp64 = readq(&bar0->general_int_mask);

			temp64 &= ~((u64) val64);
@@ -1696,70 +1696,6 @@ static void en_dis_able_nic_intrs(struct s2io_nic *nic, u16 mask, int flag) 
		}

	}



	/*  DMA Interrupts */

	/*  Enabling/Disabling Tx DMA interrupts */

	if (mask & TX_DMA_INTR) {

		/* Enable TxDMA Intrs in the general intr mask register */

		val64 = TXDMA_INT_M;

		if (flag == ENABLE_INTRS) {

			temp64 = readq(&bar0->general_int_mask);

			temp64 &= ~((u64) val64);

			writeq(temp64, &bar0->general_int_mask);

			/*

			 * Keep all interrupts other than PFC interrupt

			 * and PCC interrupt disabled in DMA level.

			 */

			val64 = DISABLE_ALL_INTRS & ~(TXDMA_PFC_INT_M |

						      TXDMA_PCC_INT_M);

			writeq(val64, &bar0->txdma_int_mask);

			/*

			 * Enable only the MISC error 1 interrupt in PFC block

			 */

			val64 = DISABLE_ALL_INTRS & (~PFC_MISC_ERR_1);

			writeq(val64, &bar0->pfc_err_mask);

			/*

			 * Enable only the FB_ECC error interrupt in PCC block

			 */

			val64 = DISABLE_ALL_INTRS & (~PCC_FB_ECC_ERR);

			writeq(val64, &bar0->pcc_err_mask);

		} else if (flag == DISABLE_INTRS) {

			/*

			 * Disable TxDMA Intrs in the general intr mask

			 * register

			 */

			writeq(DISABLE_ALL_INTRS, &bar0->txdma_int_mask);

			writeq(DISABLE_ALL_INTRS, &bar0->pfc_err_mask);

			temp64 = readq(&bar0->general_int_mask);

			val64 |= temp64;

			writeq(val64, &bar0->general_int_mask);

		}

	}



	/*  Enabling/Disabling Rx DMA interrupts */

	if (mask & RX_DMA_INTR) {

		/*  Enable RxDMA Intrs in the general intr mask register */

		val64 = RXDMA_INT_M;

		if (flag == ENABLE_INTRS) {

			temp64 = readq(&bar0->general_int_mask);

			temp64 &= ~((u64) val64);

			writeq(temp64, &bar0->general_int_mask);

			/*

			 * All RxDMA block interrupts are disabled for now

			 * TODO

			 */

			writeq(DISABLE_ALL_INTRS, &bar0->rxdma_int_mask);

		} else if (flag == DISABLE_INTRS) {

			/*

			 * Disable RxDMA Intrs in the general intr mask

			 * register

			 */

			writeq(DISABLE_ALL_INTRS, &bar0->rxdma_int_mask);

			temp64 = readq(&bar0->general_int_mask);

			val64 |= temp64;

			writeq(val64, &bar0->general_int_mask);

		}

	}



	/*  MAC Interrupts */

	/*  Enabling/Disabling MAC interrupts */

	if (mask & (TX_MAC_INTR | RX_MAC_INTR)) {
@@ -1786,53 +1722,6 @@ static void en_dis_able_nic_intrs(struct s2io_nic *nic, u16 mask, int flag) 
		}

	}



	/*  XGXS Interrupts */

	if (mask & (TX_XGXS_INTR | RX_XGXS_INTR)) {

		val64 = TXXGXS_INT_M | RXXGXS_INT_M;

		if (flag == ENABLE_INTRS) {

			temp64 = readq(&bar0->general_int_mask);

			temp64 &= ~((u64) val64);

			writeq(temp64, &bar0->general_int_mask);

			/*

			 * All XGXS block error interrupts are disabled for now

			 * TODO

			 */

			writeq(DISABLE_ALL_INTRS, &bar0->xgxs_int_mask);

		} else if (flag == DISABLE_INTRS) {

			/*

			 * Disable MC Intrs in the general intr mask register

			 */

			writeq(DISABLE_ALL_INTRS, &bar0->xgxs_int_mask);

			temp64 = readq(&bar0->general_int_mask);

			val64 |= temp64;

			writeq(val64, &bar0->general_int_mask);

		}

	}



	/*  Memory Controller(MC) interrupts */

	if (mask & MC_INTR) {

		val64 = MC_INT_M;

		if (flag == ENABLE_INTRS) {

			temp64 = readq(&bar0->general_int_mask);

			temp64 &= ~((u64) val64);

			writeq(temp64, &bar0->general_int_mask);

			/*

			 * Enable all MC Intrs.

			 */

			writeq(0x0, &bar0->mc_int_mask);

			writeq(0x0, &bar0->mc_err_mask);

		} else if (flag == DISABLE_INTRS) {

			/*

			 * Disable MC Intrs in the general intr mask register

			 */

			writeq(DISABLE_ALL_INTRS, &bar0->mc_int_mask);

			temp64 = readq(&bar0->general_int_mask);

			val64 |= temp64;

			writeq(val64, &bar0->general_int_mask);

		}

	}





	/*  Tx traffic interrupts */

	if (mask & TX_TRAFFIC_INTR) {

		val64 = TXTRAFFIC_INT_M;