[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Date: Wed, 1 Feb 2012 17:02:41 -0800
From: <kgudipat@...cade.com>
To: <davem@...emloft.net>, <netdev@...r.kernel.org>
CC: <adapter_linux_open_src_team@...cade.com>, <kgudipat@...cade.com>
Subject: [PATCH] bna: Implement ethtool flash_device entry point.
From: Krishna Gudipati <kgudipat@...cade.com>
Incorporated review comments from Ben Hutchings.
Change details:
- Implement ethtool flash_device() entry point to write the
firmware image to the flash firmware partition.
Signed-off-by: Krishna Gudipati <kgudipat@...cade.com>
---
drivers/net/ethernet/brocade/bna/bfa_defs.h | 1 +
drivers/net/ethernet/brocade/bna/bnad_ethtool.c | 42 +++++++++++++++++++++++
2 files changed, 43 insertions(+), 0 deletions(-)
diff --git a/drivers/net/ethernet/brocade/bna/bfa_defs.h b/drivers/net/ethernet/brocade/bna/bfa_defs.h
index 871c630..48f8773 100644
--- a/drivers/net/ethernet/brocade/bna/bfa_defs.h
+++ b/drivers/net/ethernet/brocade/bna/bfa_defs.h
@@ -297,6 +297,7 @@ enum bfa_mode {
#define BFA_FLASH_PART_ENTRY_SIZE 32 /* partition entry size */
#define BFA_FLASH_PART_MAX 32 /* maximal # of partitions */
#define BFA_TOTAL_FLASH_SIZE 0x400000
+#define BFA_FLASH_PART_FWIMG 2
#define BFA_FLASH_PART_MFG 7
/*
diff --git a/drivers/net/ethernet/brocade/bna/bnad_ethtool.c b/drivers/net/ethernet/brocade/bna/bnad_ethtool.c
index 9b44ec8..a27c601 100644
--- a/drivers/net/ethernet/brocade/bna/bnad_ethtool.c
+++ b/drivers/net/ethernet/brocade/bna/bnad_ethtool.c
@@ -1072,6 +1072,47 @@ done:
return ret;
}
+static int
+bnad_flash_device(struct net_device *netdev, struct ethtool_flash *eflash)
+{
+ struct bnad *bnad = netdev_priv(netdev);
+ struct bnad_iocmd_comp fcomp;
+ const struct firmware *fw;
+ int ret = 0;
+
+ ret = request_firmware(&fw, eflash->data, &bnad->pcidev->dev);
+ if (ret) {
+ pr_err("BNA: Can't locate firmware %s\n", eflash->data);
+ goto out;
+ }
+
+ fcomp.bnad = bnad;
+ fcomp.comp_status = 0;
+
+ init_completion(&fcomp.comp);
+ spin_lock_irq(&bnad->bna_lock);
+ ret = bfa_nw_flash_update_part(&bnad->bna.flash, BFA_FLASH_PART_FWIMG,
+ bnad->id, (u8 *)fw->data, fw->size, 0,
+ bnad_cb_completion, &fcomp);
+ if (ret != BFA_STATUS_OK) {
+ pr_warn("BNA: Flash update failed with err: %d\n", ret);
+ ret = -EIO;
+ spin_unlock_irq(&bnad->bna_lock);
+ goto out;
+ }
+
+ spin_unlock_irq(&bnad->bna_lock);
+ wait_for_completion(&fcomp.comp);
+ if (fcomp.comp_status != BFA_STATUS_OK) {
+ ret = -EIO;
+ pr_warn("BNA: Firmware image update to flash failed with: %d\n",
+ fcomp.comp_status);
+ }
+out:
+ release_firmware(fw);
+ return ret;
+}
+
static const struct ethtool_ops bnad_ethtool_ops = {
.get_settings = bnad_get_settings,
.set_settings = bnad_set_settings,
@@ -1090,6 +1131,7 @@ static const struct ethtool_ops bnad_ethtool_ops = {
.get_eeprom_len = bnad_get_eeprom_len,
.get_eeprom = bnad_get_eeprom,
.set_eeprom = bnad_set_eeprom,
+ .flash_device = bnad_flash_device,
};
void
--
1.7.3.rc1
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists