redonkable/alistair23-linux
redonkable/alistair23-linux
1
0
Fork 0
Code Releases Activity

wlcore/wl12xx: adapt FW status for multiple families

Browse source 
Add room for a private data struct at the end of the common FW status.
Add a convenience "counters" struct inside the FW status.

The wl12xx family does not currently use the FW status private data.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Arik Nemtsov 2011-12-12 12:08:25 +02:00 committed by Luciano Coelho
parent 34785be5e0
commit 6bac40a63a
6 changed files with 36 additions and 19 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
drivers/net/wireless/ti/wl12xx/main.c
View file

@ -1343,6 +1343,7 @@ static int __devinit wl12xx_probe(struct platform_device *pdev)
wl->band_rate_to_idx = wl12xx_band_rate_to_idx;
wl->hw_tx_rate_tbl_size = WL12XX_CONF_HW_RXTX_RATE_MAX;
wl->hw_min_ht_rate = WL12XX_CONF_HW_RXTX_RATE_MCS0;
wl->fw_status_priv_len = 0;
memcpy(&wl->ht_cap, &wl12xx_ht_cap, sizeof(wl12xx_ht_cap));
wl12xx_conf_init(wl);

18
drivers/net/wireless/ti/wlcore/main.c
View file

@ -387,7 +387,7 @@ static void wl12xx_irq_ps_regulate_link(struct wl1271 *wl,
static void wl12xx_irq_update_links_status(struct wl1271 *wl,
struct wl12xx_vif *wlvif,
struct wl12xx_fw_status *status)
struct wl_fw_status *status)
{
struct wl1271_link *lnk;
u32 cur_fw_ps_map;
@ -407,9 +407,10 @@ static void wl12xx_irq_update_links_status(struct wl1271 *wl,
for_each_set_bit(hlid, wlvif->ap.sta_hlid_map, WL12XX_MAX_LINKS) {
lnk = &wl->links[hlid];
cnt = status->tx_lnk_free_pkts[hlid] - lnk->prev_freed_pkts;
cnt = status->counters.tx_lnk_free_pkts[hlid] -
lnk->prev_freed_pkts;
lnk->prev_freed_pkts = status->tx_lnk_free_pkts[hlid];
lnk->prev_freed_pkts = status->counters.tx_lnk_free_pkts[hlid];
lnk->allocated_pkts -= cnt;
wl12xx_irq_ps_regulate_link(wl, wlvif, hlid,
@ -418,16 +419,19 @@ static void wl12xx_irq_update_links_status(struct wl1271 *wl,
}
static void wl12xx_fw_status(struct wl1271 *wl,
struct wl12xx_fw_status *status)
struct wl_fw_status *status)
{
struct wl12xx_vif *wlvif;
struct timespec ts;
u32 old_tx_blk_count = wl->tx_blocks_available;
int avail, freed_blocks;
int i;
size_t status_len;
status_len = sizeof(*status) + wl->fw_status_priv_len;
wlcore_raw_read_data(wl, REG_RAW_FW_STATUS_ADDR, status,
sizeof(*status), false);
status_len, false);
wl1271_debug(DEBUG_IRQ, "intr: 0x%x (fw_rx_counter = %d, "
"drv_rx_counter = %d, tx_results_counter = %d)",
@ -439,10 +443,10 @@ static void wl12xx_fw_status(struct wl1271 *wl,
for (i = 0; i < NUM_TX_QUEUES; i++) {
/* prevent wrap-around in freed-packets counter */
wl->tx_allocated_pkts[i] -=
(status->tx_released_pkts[i] -
(status->counters.tx_released_pkts[i] -
wl->tx_pkts_freed[i]) & 0xff;
wl->tx_pkts_freed[i] = status->tx_released_pkts[i];
wl->tx_pkts_freed[i] = status->counters.tx_released_pkts[i];
}
/* prevent wrap-around in total blocks counter */

2
drivers/net/wireless/ti/wlcore/rx.c
View file

@ -199,7 +199,7 @@ static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length,
return is_data;
}
void wl12xx_rx(struct wl1271 *wl, struct wl12xx_fw_status *status)
void wl12xx_rx(struct wl1271 *wl, struct wl_fw_status *status)
{
unsigned long active_hlids[BITS_TO_LONGS(WL12XX_MAX_LINKS)] = {0};
u32 buf_size;

2
drivers/net/wireless/ti/wlcore/rx.h
View file

@ -136,7 +136,7 @@ struct wl1271_rx_descriptor {
u8 reserved;
} __packed;
void wl12xx_rx(struct wl1271 *wl, struct wl12xx_fw_status *status);
void wl12xx_rx(struct wl1271 *wl, struct wl_fw_status *status);
u8 wl1271_rate_to_idx(int rate, enum ieee80211_band band);
#endif

27
drivers/net/wireless/ti/wlcore/wl12xx.h
View file

@ -145,8 +145,21 @@ struct wl1271_stats {
#define AP_MAX_STATIONS 8
struct wl_fw_packet_counters {
/* Cumulative counter of released packets per AC */
u8 tx_released_pkts[NUM_TX_QUEUES];
/* Cumulative counter of freed packets per HLID */
u8 tx_lnk_free_pkts[WL12XX_MAX_LINKS];
/* Cumulative counter of released Voice memory blocks */
u8 tx_voice_released_blks;
u8 padding[3];
} __packed;
/* FW status registers */
struct wl12xx_fw_status {
struct wl_fw_status {
__le32 intr;
u8 fw_rx_counter;
u8 drv_rx_counter;
@ -173,16 +186,12 @@ struct wl12xx_fw_status {
/* Size (in Memory Blocks) of TX pool */
__le32 tx_total;
/* Cumulative counter of released packets per AC */
u8 tx_released_pkts[NUM_TX_QUEUES];
struct wl_fw_packet_counters counters;
/* Cumulative counter of freed packets per HLID */
u8 tx_lnk_free_pkts[WL12XX_MAX_LINKS];
/* Cumulative counter of released Voice memory blocks */
u8 tx_voice_released_blks;
u8 padding_1[3];
__le32 log_start_addr;
/* Private status to be used by the lower drivers */
u8 priv[0];
} __packed;
struct wl1271_rx_mem_pool_addr {

5
drivers/net/wireless/ti/wlcore/wlcore.h
View file

@ -260,7 +260,7 @@ struct wl1271 {
u32 buffer_cmd;
u32 buffer_busyword[WL1271_BUSY_WORD_CNT];
struct wl12xx_fw_status *fw_status;
struct wl_fw_status *fw_status;
struct wl1271_tx_hw_res_if *tx_res_if;
/* Current chipset configuration */
@ -346,6 +346,9 @@ struct wl1271 {
/* HW HT (11n) capabilities */
struct ieee80211_sta_ht_cap ht_cap;
/* size of the private FW status data */
size_t fw_status_priv_len;
};
int __devinit wlcore_probe(struct wl1271 *wl, struct platform_device *pdev);