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Commit 3cfd6cf9 authored by Juuso Oikarinen's avatar Juuso Oikarinen Committed by John W. Linville
Browse files

wl1271: Enable smart reflex 



Enable and configure smart reflex. This should have a reducing impact on
power consumption.

Signed-off-by: default avatarJuuso Oikarinen <juuso.oikarinen@nokia.com>
Reviewed-by: default avatarLuciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: default avatarLuciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 5d0af498

drivers/net/wireless/wl12xx/wl1271_acx.c

+72 −0
Original line number Diff line number Diff line
@@ -998,3 +998,75 @@ int wl1271_acx_init_rx_interrupt(struct wl1271 *wl) 
	kfree(rx_conf);

	return ret;

}



int wl1271_acx_smart_reflex(struct wl1271 *wl)

{

	struct acx_smart_reflex_state *sr_state = NULL;

	struct acx_smart_reflex_config_params *sr_param = NULL;

	int ret;



	wl1271_debug(DEBUG_ACX, "acx smart reflex");



	sr_param = kzalloc(sizeof(*sr_param), GFP_KERNEL);

	if (!sr_param) {

		ret = -ENOMEM;

		goto out;

	}



	/* set cryptic smart reflex parameters - source TI reference code */

	sr_param->error_table[0].len = 0x07;

	sr_param->error_table[0].upper_limit = 0x03;

	sr_param->error_table[0].values[0] = 0x18;

	sr_param->error_table[0].values[1] = 0x10;

	sr_param->error_table[0].values[2] = 0x05;

	sr_param->error_table[0].values[3] = 0xfb;

	sr_param->error_table[0].values[4] = 0xf0;

	sr_param->error_table[0].values[5] = 0xe8;



	sr_param->error_table[1].len = 0x07;

	sr_param->error_table[1].upper_limit = 0x03;

	sr_param->error_table[1].values[0] = 0x18;

	sr_param->error_table[1].values[1] = 0x10;

	sr_param->error_table[1].values[2] = 0x05;

	sr_param->error_table[1].values[3] = 0xf6;

	sr_param->error_table[1].values[4] = 0xf0;

	sr_param->error_table[1].values[5] = 0xe8;



	sr_param->error_table[2].len = 0x07;

	sr_param->error_table[2].upper_limit = 0x03;

	sr_param->error_table[2].values[0] = 0x18;

	sr_param->error_table[2].values[1] = 0x10;

	sr_param->error_table[2].values[2] = 0x05;

	sr_param->error_table[2].values[3] = 0xfb;

	sr_param->error_table[2].values[4] = 0xf0;

	sr_param->error_table[2].values[5] = 0xe8;



	ret = wl1271_cmd_configure(wl, ACX_SET_SMART_REFLEX_PARAMS,

				   sr_param, sizeof(*sr_param));

	if (ret < 0) {

		wl1271_warning("failed to set smart reflex params: %d", ret);

		goto out;

	}



	sr_state = kzalloc(sizeof(*sr_state), GFP_KERNEL);

	if (!sr_state) {

		ret = -ENOMEM;

		goto out;

	}



	/* enable smart reflex */

	sr_state->enable = 1;



	ret = wl1271_cmd_configure(wl, ACX_SET_SMART_REFLEX_STATE,

				   sr_state, sizeof(*sr_state));

	if (ret < 0) {

		wl1271_warning("failed to set smart reflex params: %d", ret);

		goto out;

	}



out:

	kfree(sr_state);

	kfree(sr_param);

	return ret;



}

drivers/net/wireless/wl12xx/wl1271_acx.h

+23 −0
Original line number Diff line number Diff line
@@ -445,6 +445,25 @@ struct acx_bt_wlan_coex { 
	u8 pad[3];

} __attribute__ ((packed));



struct acx_smart_reflex_state {

	struct acx_header header;



	u8 enable;

	u8 padding[3];

};



struct smart_reflex_err_table {

	u8 len;

	s8 upper_limit;

	s8 values[14];

};



struct acx_smart_reflex_config_params {

	struct acx_header header;



	struct smart_reflex_err_table error_table[3];

};



#define PTA_ANTENNA_TYPE_DEF		  (0)

#define PTA_BT_HP_MAXTIME_DEF		  (2000)

#define PTA_WLAN_HP_MAX_TIME_DEF	  (5000)
@@ -1184,6 +1203,9 @@ enum { 
	ACX_PEER_HT_CAP             = 0x0057,

	ACX_HT_BSS_OPERATION        = 0x0058,

	ACX_COEX_ACTIVITY           = 0x0059,

	ACX_SET_SMART_REFLEX_DEBUG  = 0x005A,

	ACX_SET_SMART_REFLEX_STATE  = 0x005B,

	ACX_SET_SMART_REFLEX_PARAMS = 0x005F,

	DOT11_RX_MSDU_LIFE_TIME     = 0x1004,

	DOT11_CUR_TX_PWR            = 0x100D,

	DOT11_RX_DOT11_MODE         = 0x1012,
@@ -1233,5 +1255,6 @@ int wl1271_acx_tx_config_options(struct wl1271 *wl); 
int wl1271_acx_mem_cfg(struct wl1271 *wl);

int wl1271_acx_init_mem_config(struct wl1271 *wl);

int wl1271_acx_init_rx_interrupt(struct wl1271 *wl);

int wl1271_acx_smart_reflex(struct wl1271 *wl);



#endif /* __WL1271_ACX_H__ */

drivers/net/wireless/wl12xx/wl1271_init.c

+5 −0
Original line number Diff line number Diff line
@@ -394,6 +394,11 @@ int wl1271_hw_init(struct wl1271 *wl) 
	if (ret < 0)

		goto out_free_memmap;



	/* Configure smart reflex */

	ret = wl1271_acx_smart_reflex(wl);

	if (ret < 0)

		goto out_free_memmap;



	return 0;



 out_free_memmap: