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cxgb3: untie strict FW matching

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The NIC driver can work with mutliple versions of the FW.
Let the driver load when the embedded FW does not match,
and the FW update mechanism failed.
The iWARP module will make its own loading decision.

Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Divy Le Ray 2008-12-16 01:51:47 -08:00 committed by David S. Miller
parent 5ad258c0a8
commit 8207befa19
3 changed files with 15 additions and 30 deletions
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4
drivers/net/cxgb3/common.h
View File

@ -714,7 +714,7 @@ int t3_seeprom_read(struct adapter *adapter, u32 addr, __le32 *data);
int t3_seeprom_write(struct adapter *adapter, u32 addr, __le32 data);
int t3_seeprom_wp(struct adapter *adapter, int enable);
int t3_get_tp_version(struct adapter *adapter, u32 *vers);
int t3_check_tpsram_version(struct adapter *adapter, int *must_load);
int t3_check_tpsram_version(struct adapter *adapter);
int t3_check_tpsram(struct adapter *adapter, const u8 *tp_ram,
unsigned int size);
int t3_set_proto_sram(struct adapter *adap, const u8 *data);
@ -722,7 +722,7 @@ int t3_read_flash(struct adapter *adapter, unsigned int addr,
unsigned int nwords, u32 *data, int byte_oriented);
int t3_load_fw(struct adapter *adapter, const u8 * fw_data, unsigned int size);
int t3_get_fw_version(struct adapter *adapter, u32 *vers);
int t3_check_fw_version(struct adapter *adapter, int *must_load);
int t3_check_fw_version(struct adapter *adapter);
int t3_init_hw(struct adapter *adapter, u32 fw_params);
void mac_prep(struct cmac *mac, struct adapter *adapter, int index);
void early_hw_init(struct adapter *adapter, const struct adapter_info *ai);

15
drivers/net/cxgb3/cxgb3_main.c
View File

@ -958,21 +958,22 @@ static int update_tpsram(struct adapter *adap)
static int cxgb_up(struct adapter *adap)
{
int err;
int must_load;
if (!(adap->flags & FULL_INIT_DONE)) {
err = t3_check_fw_version(adap, &must_load);
err = t3_check_fw_version(adap);
if (err == -EINVAL) {
err = upgrade_fw(adap);
if (err && must_load)
goto out;
CH_WARN(adap, "FW upgrade to %d.%d.%d %s\n",
FW_VERSION_MAJOR, FW_VERSION_MINOR,
FW_VERSION_MICRO, err ? "failed" : "succeeded");
}
err = t3_check_tpsram_version(adap, &must_load);
err = t3_check_tpsram_version(adap);
if (err == -EINVAL) {
err = update_tpsram(adap);
if (err && must_load)
goto out;
CH_WARN(adap, "TP upgrade to %d.%d.%d %s\n",
TP_VERSION_MAJOR, TP_VERSION_MINOR,
TP_VERSION_MICRO, err ? "failed" : "succeeded");
}
/*

26
drivers/net/cxgb3/t3_hw.c
View File

@ -925,11 +925,10 @@ int t3_get_tp_version(struct adapter *adapter, u32 *vers)
/**
* t3_check_tpsram_version - read the tp sram version
* @adapter: the adapter
* @must_load: set to 1 if loading a new microcode image is required
*
* Reads the protocol sram version from flash.
*/
int t3_check_tpsram_version(struct adapter *adapter, int *must_load)
int t3_check_tpsram_version(struct adapter *adapter)
{
int ret;
u32 vers;
@ -938,7 +937,6 @@ int t3_check_tpsram_version(struct adapter *adapter, int *must_load)
if (adapter->params.rev == T3_REV_A)
return 0;
*must_load = 1;
ret = t3_get_tp_version(adapter, &vers);
if (ret)
@ -949,13 +947,7 @@ int t3_check_tpsram_version(struct adapter *adapter, int *must_load)
if (major == TP_VERSION_MAJOR && minor == TP_VERSION_MINOR)
return 0;
if (major != TP_VERSION_MAJOR)
CH_ERR(adapter, "found wrong TP version (%u.%u), "
"driver needs version %d.%d\n", major, minor,
TP_VERSION_MAJOR, TP_VERSION_MINOR);
else {
*must_load = 0;
CH_ERR(adapter, "found wrong TP version (%u.%u), "
"driver compiled for version %d.%d\n", major, minor,
TP_VERSION_MAJOR, TP_VERSION_MINOR);
@ -1012,18 +1004,16 @@ int t3_get_fw_version(struct adapter *adapter, u32 *vers)
/**
* t3_check_fw_version - check if the FW is compatible with this driver
* @adapter: the adapter
* @must_load: set to 1 if loading a new FW image is required
*
* Checks if an adapter's FW is compatible with the driver. Returns 0
* if the versions are compatible, a negative error otherwise.
*/
int t3_check_fw_version(struct adapter *adapter, int *must_load)
int t3_check_fw_version(struct adapter *adapter)
{
int ret;
u32 vers;
unsigned int type, major, minor;
*must_load = 1;
ret = t3_get_fw_version(adapter, &vers);
if (ret)
return ret;
@ -1035,17 +1025,11 @@ int t3_check_fw_version(struct adapter *adapter, int *must_load)
if (type == FW_VERSION_T3 && major == FW_VERSION_MAJOR &&
minor == FW_VERSION_MINOR)
return 0;
if (major != FW_VERSION_MAJOR)
CH_ERR(adapter, "found wrong FW version(%u.%u), "
"driver needs version %u.%u\n", major, minor,
FW_VERSION_MAJOR, FW_VERSION_MINOR);
else if (minor < FW_VERSION_MINOR) {
*must_load = 0;
else if (major != FW_VERSION_MAJOR || minor < FW_VERSION_MINOR)
CH_WARN(adapter, "found old FW minor version(%u.%u), "
"driver compiled for version %u.%u\n", major, minor,
FW_VERSION_MAJOR, FW_VERSION_MINOR);
} else {
else {
CH_WARN(adapter, "found newer FW version(%u.%u), "
"driver compiled for version %u.%u\n", major, minor,
FW_VERSION_MAJOR, FW_VERSION_MINOR);