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Commit 1122db71 authored by Michael Chan's avatar Michael Chan Committed by David S. Miller
Browse files

[BNX2]: Fix nvram sizing 



Add code to correctly determine nvram size.

Signed-off-by: default avatarMichael Chan <mchan@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1269a8a6

drivers/net/bnx2.c

+10 −3
Original line number Diff line number Diff line
@@ -2724,9 +2724,16 @@ bnx2_init_nvram(struct bnx2 *bp) 
	if (j == entry_count) {

		bp->flash_info = NULL;

		printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n");

		rc = -ENODEV;

		return -ENODEV;

	}



	val = REG_RD_IND(bp, bp->shmem_base + BNX2_SHARED_HW_CFG_CONFIG2);

	val &= BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK;

	if (val)

		bp->flash_size = val;

	else

		bp->flash_size = bp->flash_info->total_size;



	return rc;

}
@@ -4809,10 +4816,10 @@ bnx2_get_eeprom_len(struct net_device *dev) 
{

  	struct bnx2 *bp = dev->priv;



	if (bp->flash_info == 0)

	if (bp->flash_info == NULL)

		return 0;



	return (int) bp->flash_info->total_size;

	return (int) bp->flash_size;

}



static int

drivers/net/bnx2.h

+4 −0
Original line number Diff line number Diff line
@@ -4072,6 +4072,7 @@ struct bnx2 { 
	struct net_device_stats net_stats;



	struct flash_spec	*flash_info;

	u32			flash_size;

};



static u32 bnx2_reg_rd_ind(struct bnx2 *bp, u32 offset);
@@ -4273,6 +4274,9 @@ struct fw_info { 
#define BNX2_SHARED_HW_CFG_LED_MODE_GPHY1	 0x100

#define BNX2_SHARED_HW_CFG_LED_MODE_GPHY2	 0x200



#define BNX2_SHARED_HW_CFG_CONFIG2		0x00000040

#define BNX2_SHARED_HW_CFG2_NVM_SIZE_MASK	 0x00fff000



#define BNX2_DEV_INFO_BC_REV			0x0000004c



#define BNX2_PORT_HW_CFG_MAC_UPPER		0x00000050