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Commit 11e11651 authored by Amit Beka's avatar Amit Beka Committed by John W. Linville
Browse files

iwlwifi: fix power index handling 



The power index that the user gives as module parameter
in in range 1-5, but we need to decrease it in order
to create an array index out of it (0-4) for the power
table command.

Signed-off-by: default avatarAmit Beka <amit.beka@intel.com>
Signed-off-by: default avatarWey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent f6be8b78

drivers/net/wireless/iwlwifi/iwl-power.c

+6 −2
Original line number Diff line number Diff line
@@ -253,6 +253,8 @@ static void iwl_static_sleep_cmd(struct iwl_priv *priv, 


	IWL_DEBUG_POWER(priv, "numSkipDtim = %u, dtimPeriod = %d\n",

			skip, period);

	/* The power level here is 0-4 (used as array index), but user expects

	to see 1-5 (according to spec). */

	IWL_DEBUG_POWER(priv, "Sleep command for index %d\n", lvl + 1);

}
@@ -308,10 +310,12 @@ static void iwl_power_build_cmd(struct iwl_priv *priv, 
				     priv->power_data.debug_sleep_level_override,

				     dtimper);

	else {

		/* Note that the user parameter is 1-5 (according to spec),

		but we pass 0-4 because it acts as an array index. */

		if (iwlwifi_mod_params.power_level > IWL_POWER_INDEX_1 &&

		    iwlwifi_mod_params.power_level <= IWL_POWER_INDEX_5)

		    iwlwifi_mod_params.power_level <= IWL_POWER_NUM)

			iwl_static_sleep_cmd(priv, cmd,

				iwlwifi_mod_params.power_level, dtimper);

				iwlwifi_mod_params.power_level - 1, dtimper);

		else

			iwl_static_sleep_cmd(priv, cmd,

				IWL_POWER_INDEX_1, dtimper);