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Date: Thu, 16 Apr 2009 14:24:59 +0200
From: Brice Goglin <brice@...i.com>
To: "David S. Miller" <davem@...emloft.net>
CC: Linux Network Development list <netdev@...r.kernel.org>
Subject: [PATCH net-next] myri10ge: allow per-board firmware overriding
Add myri10ge_fw_names to override the default firmware
on a per-board basis.
Signed-off-by; Brice Goglin <brice@...i.com>
--- linux-tmp.old/drivers/net/myri10ge/myri10ge.c 2009-04-08 06:56:50.000000000 +0200
+++ linux-tmp/drivers/net/myri10ge/myri10ge.c 2009-04-09 14:00:16.000000000 +0200
@@ -255,6 +255,7 @@
u32 read_write_dma;
u32 link_changes;
u32 msg_enable;
+ unsigned int board_number;
};
static char *myri10ge_fw_unaligned = "myri10ge_ethp_z8e.dat";
@@ -266,6 +267,13 @@
module_param(myri10ge_fw_name, charp, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(myri10ge_fw_name, "Firmware image name");
+#define MYRI10GE_MAX_BOARDS 8
+static char *myri10ge_fw_names[MYRI10GE_MAX_BOARDS] =
+ {[0...(MYRI10GE_MAX_BOARDS - 1)] = NULL };
+module_param_array_named(myri10ge_fw_names, myri10ge_fw_names, charp, NULL,
+ 0444);
+MODULE_PARM_DESC(myri10ge_fw_name, "Firmware image names per board");
+
static int myri10ge_ecrc_enable = 1;
module_param(myri10ge_ecrc_enable, int, S_IRUGO);
MODULE_PARM_DESC(myri10ge_ecrc_enable, "Enable Extended CRC on PCI-E");
@@ -3258,6 +3266,8 @@
static void myri10ge_select_firmware(struct myri10ge_priv *mgp)
{
+ int overridden = 0;
+
if (myri10ge_force_firmware == 0) {
int link_width, exp_cap;
u16 lnk;
@@ -3291,10 +3301,18 @@
}
}
if (myri10ge_fw_name != NULL) {
- dev_info(&mgp->pdev->dev, "overriding firmware to %s\n",
- myri10ge_fw_name);
+ overridden = 1;
mgp->fw_name = myri10ge_fw_name;
}
+ if (mgp->board_number < MYRI10GE_MAX_BOARDS &&
+ myri10ge_fw_names[mgp->board_number] != NULL &&
+ strlen(myri10ge_fw_names[mgp->board_number])) {
+ mgp->fw_name = myri10ge_fw_names[mgp->board_number];
+ overridden = 1;
+ }
+ if (overridden)
+ dev_info(&mgp->pdev->dev, "overriding firmware to %s\n",
+ mgp->fw_name);
}
#ifdef CONFIG_PM
@@ -3759,6 +3777,7 @@
int status = -ENXIO;
int dac_enabled;
unsigned hdr_offset, ss_offset;
+ static int board_number;
netdev = alloc_etherdev_mq(sizeof(*mgp), MYRI10GE_MAX_SLICES);
if (netdev == NULL) {
@@ -3775,6 +3794,7 @@
mgp->pause = myri10ge_flow_control;
mgp->intr_coal_delay = myri10ge_intr_coal_delay;
mgp->msg_enable = netif_msg_init(myri10ge_debug, MYRI10GE_MSG_DEFAULT);
+ mgp->board_number = board_number;
init_waitqueue_head(&mgp->down_wq);
if (pci_enable_device(pdev)) {
@@ -3925,6 +3945,7 @@
netdev->irq, mgp->tx_boundary, mgp->fw_name,
(mgp->wc_enabled ? "Enabled" : "Disabled"));
+ board_number++;
return 0;
abort_with_state:
--
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