2009-12-02 14:29:36

by Holger Schurig

[permalink] [raw]
Subject: [PATCH 01/10] libertas: use priv->mesh_tlv instead of priv->mesh_fw_ver

Both variables contained the same information (no mesh, old mesh, new mesh).
So we can get rid of one variable.

Also move the mesh-version test from cmd.c into mesh.c.

Signed-off-by: Holger Schurig <[email protected]>

--- linux-wl.orig/drivers/net/wireless/libertas/defs.h
+++ linux-wl/drivers/net/wireless/libertas/defs.h
@@ -397,13 +397,6 @@ enum KEY_INFO_WPA {
KEY_INFO_WPA_ENABLED = 0x04
};

-/** mesh_fw_ver */
-enum _mesh_fw_ver {
- MESH_NONE = 0, /* MESH is not supported */
- MESH_FW_OLD, /* MESH is supported in FW V5 */
- MESH_FW_NEW, /* MESH is supported in FW V10 and newer */
-};
-
/* Default values for fwt commands. */
#define FWT_DEFAULT_METRIC 0
#define FWT_DEFAULT_DIR 1
--- linux-wl.orig/drivers/net/wireless/libertas/dev.h
+++ linux-wl/drivers/net/wireless/libertas/dev.h
@@ -42,7 +42,6 @@ struct lbs_private {
u32 mesh_connect_status;
struct lbs_mesh_stats mstats;
int mesh_open;
- int mesh_fw_ver;
int mesh_autostart_enabled;
uint16_t mesh_tlv;
u8 mesh_ssid[IEEE80211_MAX_SSID_LEN + 1];
--- linux-wl.orig/drivers/net/wireless/libertas/cmd.c
+++ linux-wl/drivers/net/wireless/libertas/cmd.c
@@ -143,19 +143,6 @@ int lbs_update_hw_spec(struct lbs_privat
lbs_deb_cmd("GET_HW_SPEC: hardware interface 0x%x, hardware spec 0x%04x\n",
cmd.hwifversion, cmd.version);

- /* Determine mesh_fw_ver from fwrelease and fwcapinfo */
- /* 5.0.16p0 9.0.0.p0 is known to NOT support any mesh */
- /* 5.110.22 have mesh command with 0xa3 command id */
- /* 10.0.0.p0 FW brings in mesh config command with different id */
- /* Check FW version MSB and initialize mesh_fw_ver */
- if (MRVL_FW_MAJOR_REV(priv->fwrelease) == MRVL_FW_V5)
- priv->mesh_fw_ver = MESH_FW_OLD;
- else if ((MRVL_FW_MAJOR_REV(priv->fwrelease) >= MRVL_FW_V10) &&
- (priv->fwcapinfo & MESH_CAPINFO_ENABLE_MASK))
- priv->mesh_fw_ver = MESH_FW_NEW;
- else
- priv->mesh_fw_ver = MESH_NONE;
-
/* Clamp region code to 8-bit since FW spec indicates that it should
* only ever be 8-bit, even though the field size is 16-bit. Some firmware
* returns non-zero high 8 bits here.
--- linux-wl.orig/drivers/net/wireless/libertas/mesh.c
+++ linux-wl/drivers/net/wireless/libertas/mesh.c
@@ -196,7 +196,12 @@ int lbs_init_mesh(struct lbs_private *pr

lbs_deb_enter(LBS_DEB_MESH);

- if (priv->mesh_fw_ver == MESH_FW_OLD) {
+ /* Determine mesh_fw_ver from fwrelease and fwcapinfo */
+ /* 5.0.16p0 9.0.0.p0 is known to NOT support any mesh */
+ /* 5.110.22 have mesh command with 0xa3 command id */
+ /* 10.0.0.p0 FW brings in mesh config command with different id */
+ /* Check FW version MSB and initialize mesh_fw_ver */
+ if (MRVL_FW_MAJOR_REV(priv->fwrelease) == MRVL_FW_V5) {
/* Enable mesh, if supported, and work out which TLV it uses.
0x100 + 291 is an unofficial value used in 5.110.20.pXX
0x100 + 37 is the official value used in 5.110.21.pXX
@@ -218,7 +223,9 @@ int lbs_init_mesh(struct lbs_private *pr
priv->channel))
priv->mesh_tlv = 0;
}
- } else if (priv->mesh_fw_ver == MESH_FW_NEW) {
+ } else
+ if ((MRVL_FW_MAJOR_REV(priv->fwrelease) >= MRVL_FW_V10) &&
+ (priv->fwcapinfo & MESH_CAPINFO_ENABLE_MASK)) {
/* 10.0.0.pXX new firmwares should succeed with TLV
* 0x100+37; Do not invoke command with old TLV.
*/
@@ -227,6 +234,8 @@ int lbs_init_mesh(struct lbs_private *pr
priv->channel))
priv->mesh_tlv = 0;
}
+
+
if (priv->mesh_tlv) {
lbs_add_mesh(priv);

@@ -416,10 +425,10 @@ struct net_device *lbs_mesh_set_dev(stru
struct net_device *dev, struct rxpd *rxpd)
{
if (priv->mesh_dev) {
- if (priv->mesh_fw_ver == MESH_FW_OLD) {
+ if (priv->mesh_tlv == TLV_TYPE_OLD_MESH_ID) {
if (rxpd->rx_control & RxPD_MESH_FRAME)
dev = priv->mesh_dev;
- } else if (priv->mesh_fw_ver == MESH_FW_NEW) {
+ } else if (priv->mesh_tlv == TLV_TYPE_MESH_ID) {
if (rxpd->u.bss.bss_num == MESH_IFACE_ID)
dev = priv->mesh_dev;
}
@@ -432,9 +441,9 @@ void lbs_mesh_set_txpd(struct lbs_privat
struct net_device *dev, struct txpd *txpd)
{
if (dev == priv->mesh_dev) {
- if (priv->mesh_fw_ver == MESH_FW_OLD)
+ if (priv->mesh_tlv == TLV_TYPE_OLD_MESH_ID)
txpd->tx_control |= cpu_to_le32(TxPD_MESH_FRAME);
- else if (priv->mesh_fw_ver == MESH_FW_NEW)
+ else if (priv->mesh_tlv == TLV_TYPE_MESH_ID)
txpd->u.bss.bss_num = MESH_IFACE_ID;
}
}
@@ -538,7 +547,7 @@ static int __lbs_mesh_config_send(struct
* Command id is 0xac for v10 FW along with mesh interface
* id in bits 14-13-12.
*/
- if (priv->mesh_fw_ver == MESH_FW_NEW)
+ if (priv->mesh_tlv == TLV_TYPE_MESH_ID)
command = CMD_MESH_CONFIG |
(MESH_IFACE_ID << MESH_IFACE_BIT_OFFSET);


--
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