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authorInaky Perez-Gonzalez <inaky@linux.intel.com>2009-05-07 10:27:42 -0700
committerInaky Perez-Gonzalez <inaky@linux.intel.com>2009-06-11 03:30:17 -0700
commitfb10167478a3a8e29fe122a7bf4c67b5cfc48a1b (patch)
treec71f8cbfb7e1cb3425d0ed1aa70de2a333a59aa9 /drivers/net/wimax
parent0ed586d075ef65c0268982e5b7f36d0ffaa95547 (diff)
wimax/i2400m: introduce module parameter to disable entering power save
The i2400m driver waits for the device to report being ready for entering power save before asking it to do so. This module parameter allows control of said operation; if disabled, the driver won't ask the device to enter power save mode. This is useful in setups where power saving is not so important or when the overhead imposed by network reentry after power save is not acceptable; by combining this with parameter 'idle_mode_disabled', the driver will always maintain both the connection and the device in active state. Signed-off-by: Inaky Perez-Gonzalez <inaky@linux.intel.com>
Diffstat (limited to 'drivers/net/wimax')
-rw-r--r--drivers/net/wimax/i2400m/control.c11
-rw-r--r--drivers/net/wimax/i2400m/driver.c8
-rw-r--r--drivers/net/wimax/i2400m/i2400m.h1
3 files changed, 18 insertions, 2 deletions
diff --git a/drivers/net/wimax/i2400m/control.c b/drivers/net/wimax/i2400m/control.c
index bd193ae2178..89cdfe4e8d8 100644
--- a/drivers/net/wimax/i2400m/control.c
+++ b/drivers/net/wimax/i2400m/control.c
@@ -505,8 +505,15 @@ void i2400m_report_hook(struct i2400m *i2400m,
* it. */
case I2400M_MT_REPORT_POWERSAVE_READY: /* zzzzz */
if (l3l4_hdr->status == cpu_to_le16(I2400M_MS_DONE_OK)) {
- d_printf(1, dev, "ready for powersave, requesting\n");
- i2400m_cmd_enter_powersave(i2400m);
+ if (i2400m_power_save_disabled)
+ d_printf(1, dev, "ready for powersave, "
+ "not requesting (disabled by module "
+ "parameter)\n");
+ else {
+ d_printf(1, dev, "ready for powersave, "
+ "requesting\n");
+ i2400m_cmd_enter_powersave(i2400m);
+ }
}
break;
};
diff --git a/drivers/net/wimax/i2400m/driver.c b/drivers/net/wimax/i2400m/driver.c
index ef16c573bb2..86dd18a4835 100644
--- a/drivers/net/wimax/i2400m/driver.c
+++ b/drivers/net/wimax/i2400m/driver.c
@@ -82,6 +82,14 @@ module_param_named(rx_reorder_disabled, i2400m_rx_reorder_disabled, int, 0644);
MODULE_PARM_DESC(rx_reorder_disabled,
"If true, RX reordering will be disabled.");
+int i2400m_power_save_disabled; /* 0 (power saving enabled) by default */
+module_param_named(power_save_disabled, i2400m_power_save_disabled, int, 0644);
+MODULE_PARM_DESC(power_save_disabled,
+ "If true, the driver will not tell the device to enter "
+ "power saving mode when it reports it is ready for it. "
+ "False by default (so the device is told to do power "
+ "saving).");
+
/**
* i2400m_queue_work - schedule work on a i2400m's queue
*
diff --git a/drivers/net/wimax/i2400m/i2400m.h b/drivers/net/wimax/i2400m/i2400m.h
index 434ba310c2f..8dba246e15b 100644
--- a/drivers/net/wimax/i2400m/i2400m.h
+++ b/drivers/net/wimax/i2400m/i2400m.h
@@ -709,6 +709,7 @@ static const __le32 i2400m_SBOOT_BARKER[4] = {
cpu_to_le32(I2400M_SBOOT_BARKER)
};
+extern int i2400m_power_save_disabled;
/*
* Utility functions