Hardware scan is the prefer method for all iwlwifi devices;
especially for dual-mode functions. Schedule to deprecate the
software scan support in kernel 2.6.40
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@xxxxxxxxx>
---
Documentation/feature-removal-schedule.txt | 10 ++++++++++
drivers/net/wireless/iwlwifi/iwl-agn.c | 8 ++++----
drivers/net/wireless/iwlwifi/iwl3945-base.c | 5 +++--
3 files changed, 17 insertions(+), 6 deletions(-)
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt
index be7030e..cd89d1e 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -563,3 +563,13 @@ Why: superseded by acpi_sleep=nonvs
Who: Rafael J. Wysocki <rjw@xxxxxxx>
----------------------------
+
+What: iwlwifi disable_hw_scan module parameters
+When: 2.6.40
+Why: Hareware scan is the prefer method for iwlwifi devices for
+ scanning operation. Remove software scan support for all the
+ iwlwifi devices.
+
+Who: Wey-Yi Guy <wey-yi.w.guy@xxxxxxxxx>
+
+----------------------------
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index e23c554..e7dc8b9 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -4296,9 +4296,8 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
/* Disabling hardware scan means that mac80211 will perform scans
* "the hard way", rather than using device's scan. */
if (cfg->mod_params->disable_hw_scan) {
- if (iwl_debug_level & IWL_DL_INFO)
- dev_printk(KERN_DEBUG, &(pdev->dev),
- "Disabling hw_scan\n");
+ dev_printk(KERN_DEBUG, &(pdev->dev),
+ "sw scan support is deprecated\n");
iwl_hw_ops.hw_scan = NULL;
}
@@ -4905,7 +4904,8 @@ module_param_named(fw_restart, iwlagn_mod_params.restart_fw, int, S_IRUGO);
MODULE_PARM_DESC(fw_restart, "restart firmware in case of error");
module_param_named(
disable_hw_scan, iwlagn_mod_params.disable_hw_scan, int, S_IRUGO);
-MODULE_PARM_DESC(disable_hw_scan, "disable hardware scanning (default 0)");
+MODULE_PARM_DESC(disable_hw_scan,
+ "disable hardware scanning (default 0) (deprecated)");
module_param_named(ucode_alternative, iwlagn_wanted_ucode_alternative, int,
S_IRUGO);
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 1167771..8b6aa3d 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -3966,7 +3966,7 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
* "the hard way", rather than using device's scan.
*/
if (iwl3945_mod_params.disable_hw_scan) {
- IWL_DEBUG_INFO(priv, "Disabling hw_scan\n");
+ IWL_ERR(priv, "sw scan support is deprecated\n");
iwl3945_hw_ops.hw_scan = NULL;
}
@@ -4291,7 +4291,8 @@ MODULE_PARM_DESC(debug, "debug output mask");
#endif
module_param_named(disable_hw_scan, iwl3945_mod_params.disable_hw_scan,
int, S_IRUGO);
-MODULE_PARM_DESC(disable_hw_scan, "disable hardware scanning (default 0)");
+MODULE_PARM_DESC(disable_hw_scan,
+ "disable hardware scanning (default 0) (deprecated)");
module_param_named(fw_restart3945, iwl3945_mod_params.restart_fw, int, S_IRUGO);
MODULE_PARM_DESC(fw_restart3945, "restart firmware in case of error");
--
1.7.0.4
--
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