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Commit 939678f8 authored by Ron Mercer's avatar Ron Mercer Committed by David S. Miller
Browse files

qlge: bugfix: Fix register access error checking. 



Some indexed registers do not have error bits. In these cases a
value of zero should be used for error checking.

Signed-off-by: default avatarRon Mercer <ron.mercer@qlogic.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 459caf5a

drivers/net/qlge/qlge_main.c

+12 −12
Original line number Diff line number Diff line
@@ -257,7 +257,7 @@ int ql_get_mac_addr_reg(struct ql_adapter *qdev, u32 type, u16 index, 
		{

			status =

			    ql_wait_reg_rdy(qdev,

				MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);

				MAC_ADDR_IDX, MAC_ADDR_MW, 0);

			if (status)

				goto exit;

			ql_write32(qdev, MAC_ADDR_IDX, (offset++) | /* offset */
@@ -265,13 +265,13 @@ int ql_get_mac_addr_reg(struct ql_adapter *qdev, u32 type, u16 index, 
				   MAC_ADDR_ADR | MAC_ADDR_RS | type); /* type */

			status =

			    ql_wait_reg_rdy(qdev,

				MAC_ADDR_IDX, MAC_ADDR_MR, MAC_ADDR_E);

				MAC_ADDR_IDX, MAC_ADDR_MR, 0);

			if (status)

				goto exit;

			*value++ = ql_read32(qdev, MAC_ADDR_DATA);

			status =

			    ql_wait_reg_rdy(qdev,

				MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);

				MAC_ADDR_IDX, MAC_ADDR_MW, 0);

			if (status)

				goto exit;

			ql_write32(qdev, MAC_ADDR_IDX, (offset++) | /* offset */
@@ -279,14 +279,14 @@ int ql_get_mac_addr_reg(struct ql_adapter *qdev, u32 type, u16 index, 
				   MAC_ADDR_ADR | MAC_ADDR_RS | type); /* type */

			status =

			    ql_wait_reg_rdy(qdev,

				MAC_ADDR_IDX, MAC_ADDR_MR, MAC_ADDR_E);

				MAC_ADDR_IDX, MAC_ADDR_MR, 0);

			if (status)

				goto exit;

			*value++ = ql_read32(qdev, MAC_ADDR_DATA);

			if (type == MAC_ADDR_TYPE_CAM_MAC) {

				status =

				    ql_wait_reg_rdy(qdev,

					MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);

					MAC_ADDR_IDX, MAC_ADDR_MW, 0);

				if (status)

					goto exit;

				ql_write32(qdev, MAC_ADDR_IDX, (offset++) | /* offset */
@@ -294,7 +294,7 @@ int ql_get_mac_addr_reg(struct ql_adapter *qdev, u32 type, u16 index, 
					   MAC_ADDR_ADR | MAC_ADDR_RS | type); /* type */

				status =

				    ql_wait_reg_rdy(qdev, MAC_ADDR_IDX,

						    MAC_ADDR_MR, MAC_ADDR_E);

						    MAC_ADDR_MR, 0);

				if (status)

					goto exit;

				*value++ = ql_read32(qdev, MAC_ADDR_DATA);
@@ -344,7 +344,7 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type, 


			status =

			    ql_wait_reg_rdy(qdev,

				MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);

				MAC_ADDR_IDX, MAC_ADDR_MW, 0);

			if (status)

				goto exit;

			ql_write32(qdev, MAC_ADDR_IDX, (offset++) | /* offset */
@@ -353,7 +353,7 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type, 
			ql_write32(qdev, MAC_ADDR_DATA, lower);

			status =

			    ql_wait_reg_rdy(qdev,

				MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);

				MAC_ADDR_IDX, MAC_ADDR_MW, 0);

			if (status)

				goto exit;

			ql_write32(qdev, MAC_ADDR_IDX, (offset++) | /* offset */
@@ -362,7 +362,7 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type, 
			ql_write32(qdev, MAC_ADDR_DATA, upper);

			status =

			    ql_wait_reg_rdy(qdev,

				MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);

				MAC_ADDR_IDX, MAC_ADDR_MW, 0);

			if (status)

				goto exit;

			ql_write32(qdev, MAC_ADDR_IDX, (offset) |	/* offset */
@@ -400,7 +400,7 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type, 


			status =

			    ql_wait_reg_rdy(qdev,

				MAC_ADDR_IDX, MAC_ADDR_MW, MAC_ADDR_E);

				MAC_ADDR_IDX, MAC_ADDR_MW, 0);

			if (status)

				goto exit;

			ql_write32(qdev, MAC_ADDR_IDX, offset |	/* offset */
@@ -431,13 +431,13 @@ int ql_get_routing_reg(struct ql_adapter *qdev, u32 index, u32 *value) 
	if (status)

		goto exit;



	status = ql_wait_reg_rdy(qdev, RT_IDX, RT_IDX_MW, RT_IDX_E);

	status = ql_wait_reg_rdy(qdev, RT_IDX, RT_IDX_MW, 0);

	if (status)

		goto exit;



	ql_write32(qdev, RT_IDX,

		   RT_IDX_TYPE_NICQ | RT_IDX_RS | (index << RT_IDX_IDX_SHIFT));

	status = ql_wait_reg_rdy(qdev, RT_IDX, RT_IDX_MR, RT_IDX_E);

	status = ql_wait_reg_rdy(qdev, RT_IDX, RT_IDX_MR, 0);

	if (status)

		goto exit;

	*value = ql_read32(qdev, RT_DATA);