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wl18xx: define HW-rate translation elements/tables 

Define HW-rate conversion tables for the 18xx chip. Initialize
the appropriate wlcore elements with these tables and values to allow
conversion of HW-rates.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Arik Nemtsov 2012-05-10 12:13:20 +03:00 committed by Luciano Coelho
parent d2361c5140
commit f648eab758
2 changed files with 124 additions and 1 deletions
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115
drivers/net/wireless/ti/wl18xx/main.c
View File

@ -37,6 +37,118 @@
#define WL18XX_TX_HW_GEM_BLOCK_SPARE 2
#define WL18XX_TX_HW_BLOCK_SIZE 268
static const u8 wl18xx_rate_to_idx_2ghz[] = {
/* MCS rates are used only with 11n */
15, /* WL18XX_CONF_HW_RXTX_RATE_MCS15 */
14, /* WL18XX_CONF_HW_RXTX_RATE_MCS14 */
13, /* WL18XX_CONF_HW_RXTX_RATE_MCS13 */
12, /* WL18XX_CONF_HW_RXTX_RATE_MCS12 */
11, /* WL18XX_CONF_HW_RXTX_RATE_MCS11 */
10, /* WL18XX_CONF_HW_RXTX_RATE_MCS10 */
9, /* WL18XX_CONF_HW_RXTX_RATE_MCS9 */
8, /* WL18XX_CONF_HW_RXTX_RATE_MCS8 */
7, /* WL18XX_CONF_HW_RXTX_RATE_MCS7 */
6, /* WL18XX_CONF_HW_RXTX_RATE_MCS6 */
5, /* WL18XX_CONF_HW_RXTX_RATE_MCS5 */
4, /* WL18XX_CONF_HW_RXTX_RATE_MCS4 */
3, /* WL18XX_CONF_HW_RXTX_RATE_MCS3 */
2, /* WL18XX_CONF_HW_RXTX_RATE_MCS2 */
1, /* WL18XX_CONF_HW_RXTX_RATE_MCS1 */
0, /* WL18XX_CONF_HW_RXTX_RATE_MCS0 */
11, /* WL18XX_CONF_HW_RXTX_RATE_54 */
10, /* WL18XX_CONF_HW_RXTX_RATE_48 */
9, /* WL18XX_CONF_HW_RXTX_RATE_36 */
8, /* WL18XX_CONF_HW_RXTX_RATE_24 */
/* TI-specific rate */
CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_22 */
7, /* WL18XX_CONF_HW_RXTX_RATE_18 */
6, /* WL18XX_CONF_HW_RXTX_RATE_12 */
3, /* WL18XX_CONF_HW_RXTX_RATE_11 */
5, /* WL18XX_CONF_HW_RXTX_RATE_9 */
4, /* WL18XX_CONF_HW_RXTX_RATE_6 */
2, /* WL18XX_CONF_HW_RXTX_RATE_5_5 */
1, /* WL18XX_CONF_HW_RXTX_RATE_2 */
0 /* WL18XX_CONF_HW_RXTX_RATE_1 */
};
static const u8 wl18xx_rate_to_idx_5ghz[] = {
/* MCS rates are used only with 11n */
15, /* WL18XX_CONF_HW_RXTX_RATE_MCS15 */
14, /* WL18XX_CONF_HW_RXTX_RATE_MCS14 */
13, /* WL18XX_CONF_HW_RXTX_RATE_MCS13 */
12, /* WL18XX_CONF_HW_RXTX_RATE_MCS12 */
11, /* WL18XX_CONF_HW_RXTX_RATE_MCS11 */
10, /* WL18XX_CONF_HW_RXTX_RATE_MCS10 */
9, /* WL18XX_CONF_HW_RXTX_RATE_MCS9 */
8, /* WL18XX_CONF_HW_RXTX_RATE_MCS8 */
7, /* WL18XX_CONF_HW_RXTX_RATE_MCS7 */
6, /* WL18XX_CONF_HW_RXTX_RATE_MCS6 */
5, /* WL18XX_CONF_HW_RXTX_RATE_MCS5 */
4, /* WL18XX_CONF_HW_RXTX_RATE_MCS4 */
3, /* WL18XX_CONF_HW_RXTX_RATE_MCS3 */
2, /* WL18XX_CONF_HW_RXTX_RATE_MCS2 */
1, /* WL18XX_CONF_HW_RXTX_RATE_MCS1 */
0, /* WL18XX_CONF_HW_RXTX_RATE_MCS0 */
7, /* WL18XX_CONF_HW_RXTX_RATE_54 */
6, /* WL18XX_CONF_HW_RXTX_RATE_48 */
5, /* WL18XX_CONF_HW_RXTX_RATE_36 */
4, /* WL18XX_CONF_HW_RXTX_RATE_24 */
/* TI-specific rate */
CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_22 */
3, /* WL18XX_CONF_HW_RXTX_RATE_18 */
2, /* WL18XX_CONF_HW_RXTX_RATE_12 */
CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_11 */
1, /* WL18XX_CONF_HW_RXTX_RATE_9 */
0, /* WL18XX_CONF_HW_RXTX_RATE_6 */
CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_5_5 */
CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_2 */
CONF_HW_RXTX_RATE_UNSUPPORTED, /* WL18XX_CONF_HW_RXTX_RATE_1 */
};
static const u8 *wl18xx_band_rate_to_idx[] = {
[IEEE80211_BAND_2GHZ] = wl18xx_rate_to_idx_2ghz,
[IEEE80211_BAND_5GHZ] = wl18xx_rate_to_idx_5ghz
};
enum wl18xx_hw_rates {
WL18XX_CONF_HW_RXTX_RATE_MCS15 = 0,
WL18XX_CONF_HW_RXTX_RATE_MCS14,
WL18XX_CONF_HW_RXTX_RATE_MCS13,
WL18XX_CONF_HW_RXTX_RATE_MCS12,
WL18XX_CONF_HW_RXTX_RATE_MCS11,
WL18XX_CONF_HW_RXTX_RATE_MCS10,
WL18XX_CONF_HW_RXTX_RATE_MCS9,
WL18XX_CONF_HW_RXTX_RATE_MCS8,
WL18XX_CONF_HW_RXTX_RATE_MCS7,
WL18XX_CONF_HW_RXTX_RATE_MCS6,
WL18XX_CONF_HW_RXTX_RATE_MCS5,
WL18XX_CONF_HW_RXTX_RATE_MCS4,
WL18XX_CONF_HW_RXTX_RATE_MCS3,
WL18XX_CONF_HW_RXTX_RATE_MCS2,
WL18XX_CONF_HW_RXTX_RATE_MCS1,
WL18XX_CONF_HW_RXTX_RATE_MCS0,
WL18XX_CONF_HW_RXTX_RATE_54,
WL18XX_CONF_HW_RXTX_RATE_48,
WL18XX_CONF_HW_RXTX_RATE_36,
WL18XX_CONF_HW_RXTX_RATE_24,
WL18XX_CONF_HW_RXTX_RATE_22,
WL18XX_CONF_HW_RXTX_RATE_18,
WL18XX_CONF_HW_RXTX_RATE_12,
WL18XX_CONF_HW_RXTX_RATE_11,
WL18XX_CONF_HW_RXTX_RATE_9,
WL18XX_CONF_HW_RXTX_RATE_6,
WL18XX_CONF_HW_RXTX_RATE_5_5,
WL18XX_CONF_HW_RXTX_RATE_2,
WL18XX_CONF_HW_RXTX_RATE_1,
WL18XX_CONF_HW_RXTX_RATE_MAX,
};
static struct wl18xx_conf wl18xx_default_conf = {
.phy = {
.phy_standalone = 0x00,
@ -363,6 +475,9 @@ int __devinit wl18xx_probe(struct platform_device *pdev)
wl->num_tx_desc = 32;
wl->normal_tx_spare = WL18XX_TX_HW_BLOCK_SPARE;
wl->gem_tx_spare = WL18XX_TX_HW_GEM_BLOCK_SPARE;
wl->band_rate_to_idx = wl18xx_band_rate_to_idx;
wl->hw_tx_rate_tbl_size = WL18XX_CONF_HW_RXTX_RATE_MAX;
wl->hw_min_ht_rate = WL18XX_CONF_HW_RXTX_RATE_MCS0;
return wlcore_probe(wl, pdev);
}

10
drivers/net/wireless/ti/wlcore/conf.h
View File

@ -45,7 +45,15 @@ enum {
CONF_HW_BIT_RATE_MCS_4 = BIT(17),
CONF_HW_BIT_RATE_MCS_5 = BIT(18),
CONF_HW_BIT_RATE_MCS_6 = BIT(19),
CONF_HW_BIT_RATE_MCS_7 = BIT(20)
CONF_HW_BIT_RATE_MCS_7 = BIT(20),
CONF_HW_BIT_RATE_MCS_8 = BIT(21),
CONF_HW_BIT_RATE_MCS_9 = BIT(22),
CONF_HW_BIT_RATE_MCS_10 = BIT(23),
CONF_HW_BIT_RATE_MCS_11 = BIT(24),
CONF_HW_BIT_RATE_MCS_12 = BIT(25),
CONF_HW_BIT_RATE_MCS_13 = BIT(26),
CONF_HW_BIT_RATE_MCS_14 = BIT(27),
CONF_HW_BIT_RATE_MCS_15 = BIT(28),
};
enum {