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wlcore/wl12xx: add hw op for setting blocks in hw_tx_desc

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Each chip family has a slightly different Tx descriptor. Set the
descriptor values according to family.

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 11:44:27 +02:00 committed by Luciano Coelho
parent b3b4b4b812
commit 4a3b97eea2
4 changed files with 37 additions and 14 deletions
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27
drivers/net/wireless/ti/wl12xx/main.c
View File

@ -597,6 +597,18 @@ static u32 wl12xx_calc_tx_blocks(struct wl1271 *wl, u32 len, u32 spare_blks)
return (align_len + blk_size - 1) / blk_size + spare_blks;
}
static void
wl12xx_set_tx_desc_blocks(struct wl1271 *wl, struct wl1271_tx_hw_descr *desc,
u32 blks, u32 spare_blks)
{
if (wl->chip.id == CHIP_ID_1283_PG20) {
desc->wl128x_mem.total_mem_blocks = blks;
} else {
desc->wl127x_mem.extra_blocks = spare_blks;
desc->wl127x_mem.total_mem_blocks = blks;
}
}
static bool wl12xx_mac_in_fuse(struct wl1271 *wl)
{
bool supported = false;
@ -661,13 +673,14 @@ static void wl12xx_get_mac(struct wl1271 *wl)
}
static struct wlcore_ops wl12xx_ops = {
.identify_chip = wl12xx_identify_chip,
.boot = wl12xx_boot,
.trigger_cmd = wl12xx_trigger_cmd,
.ack_event = wl12xx_ack_event,
.calc_tx_blocks = wl12xx_calc_tx_blocks,
.get_pg_ver = wl12xx_get_pg_ver,
.get_mac = wl12xx_get_mac,
.identify_chip = wl12xx_identify_chip,
.boot = wl12xx_boot,
.trigger_cmd = wl12xx_trigger_cmd,
.ack_event = wl12xx_ack_event,
.calc_tx_blocks = wl12xx_calc_tx_blocks,
.set_tx_desc_blocks = wl12xx_set_tx_desc_blocks,
.get_pg_ver = wl12xx_get_pg_ver,
.get_mac = wl12xx_get_mac,
};
struct wl12xx_priv {

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

@ -33,4 +33,14 @@ wlcore_hw_calc_tx_blocks(struct wl1271 *wl, u32 len, u32 spare_blks)
return wl->ops->calc_tx_blocks(wl, len, spare_blks);
}
static inline void
wlcore_hw_set_tx_desc_blocks(struct wl1271 *wl, struct wl1271_tx_hw_descr *desc,
u32 blks, u32 spare_blks)
{
if (!wl->ops->set_tx_desc_blocks)
BUG_ON(1);
return wl->ops->set_tx_desc_blocks(wl, desc, blks, spare_blks);
}
#endif

9
drivers/net/wireless/ti/wlcore/tx.c
View File

@ -213,13 +213,8 @@ static int wl1271_tx_allocate(struct wl1271 *wl, struct wl12xx_vif *wlvif,
desc = (struct wl1271_tx_hw_descr *)skb_push(
skb, total_len - skb->len);
/* HW descriptor fields change between wl127x and wl128x */
if (wl->chip.id == CHIP_ID_1283_PG20) {
desc->wl128x_mem.total_mem_blocks = total_blocks;
} else {
desc->wl127x_mem.extra_blocks = spare_blocks;
desc->wl127x_mem.total_mem_blocks = total_blocks;
}
wlcore_hw_set_tx_desc_blocks(wl, desc, total_blocks,
spare_blocks);
desc->id = id;

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

@ -27,6 +27,8 @@
#include "wl12xx.h"
#include "event.h"
struct wl1271_tx_hw_descr;
/* The maximum number of Tx descriptors in all chip families */
#define WLCORE_MAX_TX_DESCRIPTORS 32
@ -36,6 +38,9 @@ struct wlcore_ops {
void (*trigger_cmd)(struct wl1271 *wl);
void (*ack_event)(struct wl1271 *wl);
u32 (*calc_tx_blocks)(struct wl1271 *wl, u32 len, u32 spare_blks);
void (*set_tx_desc_blocks)(struct wl1271 *wl,
struct wl1271_tx_hw_descr *desc,
u32 blks, u32 spare_blks);
s8 (*get_pg_ver)(struct wl1271 *wl);
void (*get_mac)(struct wl1271 *wl);
};