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Commit f78c0850 authored by Amit Kumar Salecha's avatar Amit Kumar Salecha Committed by David S. Miller
Browse files

netxen: change firmware write size 



Use 8 byte strides for firmware download into card
memory since oncard memory controller needs 8 byte
(64 bit) accesses. This avoids unnecessary rmw cycles.

Signed-off-by: default avatarAmit Kumar Salecha <amit@netxen.com>
Signed-off-by: default avatarDhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5ea1c506

drivers/net/netxen/netxen_nic_init.c

+12 −5
Original line number Diff line number Diff line
@@ -727,21 +727,28 @@ netxen_load_firmware(struct netxen_adapter *adapter) 
			flashaddr += 8;

		}

	} else {

		u32 data;

		u64 data;

		u32 hi, lo;



		size = (NETXEN_IMAGE_START - NETXEN_BOOTLD_START) / 4;

		size = (NETXEN_IMAGE_START - NETXEN_BOOTLD_START) / 8;

		flashaddr = NETXEN_BOOTLD_START;



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

			if (netxen_rom_fast_read(adapter,

					flashaddr, (int *)&data) != 0)

					flashaddr, &lo) != 0)

				return -EIO;

			if (netxen_rom_fast_read(adapter,

					flashaddr + 4, &hi) != 0)

				return -EIO;



			/* hi, lo are already in host endian byteorder */

			data = (((u64)hi << 32) | lo);



			if (adapter->pci_mem_write(adapter,

						flashaddr, &data, 4))

						flashaddr, &data, 8))

				return -EIO;



			flashaddr += 4;

			flashaddr += 8;

		}

	}

	msleep(1);