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| author | Luciano Coelho <coelho@ti.com> | 2011-03-14 15:05:13 +0300 |
|---|---|---|
| committer | Luciano Coelho <coelho@ti.com> | 2011-04-19 17:19:48 +0400 |
| commit | a81159edf8d64011933df177ec42f82d7896a0c7 (patch) | |
| tree | a37129b5a2d18e0306f40c4f3c3882416d4769a4 /drivers/net/wireless/wl12xx/sdio.c | |
| parent | 48a61477bdc04896bd96d259388a0c42a7019943 (diff) | |
| download | linux-a81159edf8d64011933df177ec42f82d7896a0c7.tar.xz | |
wl12xx: 1281/1283 support - add block size handling for sdio and spi
Add the the set_block_size op in the SDIO and in the SPI modules.
Since it is only used with SDIO, just explicitly set the op to NULL in
spi.c
Signed-off-by: Luciano Coelho <coelho@ti.com>
Diffstat (limited to 'drivers/net/wireless/wl12xx/sdio.c')
| -rw-r--r-- | drivers/net/wireless/wl12xx/sdio.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/net/wireless/wl12xx/sdio.c b/drivers/net/wireless/wl12xx/sdio.c index 1b6a1adb81af..7491b3d8487a 100644 --- a/drivers/net/wireless/wl12xx/sdio.c +++ b/drivers/net/wireless/wl12xx/sdio.c @@ -51,6 +51,18 @@ static const struct sdio_device_id wl1271_devices[] = { }; MODULE_DEVICE_TABLE(sdio, wl1271_devices); +/* The max SDIO block size is 256 when working with tx padding to SDIO block */ +#define TX_PAD_SDIO_BLK_SIZE 256 + +static void wl1271_sdio_set_block_size(struct wl1271 *wl) +{ + wl->block_size = TX_PAD_SDIO_BLK_SIZE; + + sdio_claim_host(wl->if_priv); + sdio_set_block_size(wl->if_priv, TX_PAD_SDIO_BLK_SIZE); + sdio_release_host(wl->if_priv); +} + static inline struct sdio_func *wl_to_func(struct wl1271 *wl) { return wl->if_priv; @@ -166,6 +178,9 @@ static int wl1271_sdio_power_on(struct wl1271 *wl) sdio_claim_host(func); sdio_enable_func(func); + /* Set the default block size in case it was modified */ + sdio_set_block_size(func, 0); + out: return ret; } @@ -203,7 +218,8 @@ static struct wl1271_if_operations sdio_ops = { .power = wl1271_sdio_set_power, .dev = wl1271_sdio_wl_to_dev, .enable_irq = wl1271_sdio_enable_interrupts, - .disable_irq = wl1271_sdio_disable_interrupts + .disable_irq = wl1271_sdio_disable_interrupts, + .set_block_size = wl1271_sdio_set_block_size, }; static int __devinit wl1271_probe(struct sdio_func *func, |