diff options
author | Malcolm Priestley <tvboxspy@gmail.com> | 2014-11-05 21:08:52 +0000 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-11-05 14:49:13 -0800 |
commit | b1c41336570f952e0b30eaa56728996d5ac50457 (patch) | |
tree | 270b903581a41cf70db56cad48f7bba214be9f7c /drivers/staging/vt6655/device_main.c | |
parent | staging: vt6655: mac.c and mac.h remove dead functions. (diff) | |
download | linux-dev-b1c41336570f952e0b30eaa56728996d5ac50457.tar.xz linux-dev-b1c41336570f952e0b30eaa56728996d5ac50457.zip |
staging: vt6655: remove fragmentation from driver
fragmentation is now handled by mac80211.
Remove functions
device_alloc_frag_buf
device_init_defrag_cb
device_free_frag_buf
Removing
typedef struct tagSDeFragControlBlock
frag_thresh
sRxDFCB
cbDFCB;
cbFreeDFCB;
uCurrentDFCBIdx;
macros
FRAG_THRESH_MIN
FRAG_THRESH_MAX
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/vt6655/device_main.c')
-rw-r--r-- | drivers/staging/vt6655/device_main.c | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c index f0b336bb393d..6a6c15dd91ba 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -35,16 +35,13 @@ * device_intr - interrupt handle function * device_rx_srv - rx service function * device_alloc_rx_buf - rx buffer pre-allocated function - * device_alloc_frag_buf - rx fragement pre-allocated function * device_free_tx_buf - free tx buffer function - * device_free_frag_buf- free de-fragement buffer * device_init_rd0_ring- initial rd dma0 ring * device_init_rd1_ring- initial rd dma1 ring * device_init_td0_ring- initial tx dma0 ring buffer * device_init_td1_ring- initial tx dma1 ring buffer * device_init_registers- initial MAC & BBP & RF internal registers. * device_init_rings- initial tx/rx ring buffer - * device_init_defrag_cb- initial & allocate de-fragement buffer. * device_free_rings- free all allocated ring buffer * device_tx_srv- tx interrupt service function * @@ -132,12 +129,8 @@ DEVICE_PARAM(PreambleType, "Preamble Type"); DEVICE_PARAM(RTSThreshold, "RTS threshold"); -#define FRAG_THRESH_MIN 256 -#define FRAG_THRESH_MAX 2346 #define FRAG_THRESH_DEF 2346 -DEVICE_PARAM(FragThreshold, "Fragmentation threshold"); - #define DATA_RATE_MIN 0 #define DATA_RATE_MAX 13 #define DATA_RATE_DEF 13 @@ -256,7 +249,6 @@ static struct notifier_block device_notifier = { static void device_init_rd0_ring(struct vnt_private *pDevice); static void device_init_rd1_ring(struct vnt_private *pDevice); -static void device_init_defrag_cb(struct vnt_private *pDevice); static void device_init_td0_ring(struct vnt_private *pDevice); static void device_init_td1_ring(struct vnt_private *pDevice); @@ -270,7 +262,6 @@ static void device_free_td1_ring(struct vnt_private *pDevice); static void device_free_rd0_ring(struct vnt_private *pDevice); static void device_free_rd1_ring(struct vnt_private *pDevice); static void device_free_rings(struct vnt_private *pDevice); -static void device_free_frag_buf(struct vnt_private *pDevice); /*--------------------- Export Variables --------------------------*/ @@ -306,7 +297,6 @@ static void device_get_options(struct vnt_private *pDevice) pOpts->flags |= DEVICE_FLAGS_IP_ALIGN; pOpts->int_works = INT_WORKS_DEF; pOpts->rts_thresh = RTS_THRESH_DEF; - pOpts->frag_thresh = FRAG_THRESH_DEF; pOpts->data_rate = DATA_RATE_DEF; pOpts->channel_num = CHANNEL_DEF; @@ -332,7 +322,6 @@ device_set_options(struct vnt_private *pDevice) pDevice->uChannel = pDevice->sOpts.channel_num; pDevice->wRTSThreshold = pDevice->sOpts.rts_thresh; - pDevice->wFragmentationThreshold = pDevice->sOpts.frag_thresh; pDevice->byShortRetryLimit = pDevice->sOpts.short_retry; pDevice->byLongRetryLimit = pDevice->sOpts.long_retry; pDevice->wMaxTransmitMSDULifetime = DEFAULT_MSDU_LIFETIME; @@ -853,21 +842,6 @@ static void device_init_rd1_ring(struct vnt_private *pDevice) pDevice->pCurrRD[1] = &(pDevice->aRD1Ring[0]); } -static void device_init_defrag_cb(struct vnt_private *pDevice) -{ - int i; - PSDeFragControlBlock pDeF; - - /* Init the fragment ctl entries */ - for (i = 0; i < CB_MAX_RX_FRAG; i++) { - pDeF = &(pDevice->sRxDFCB[i]); - if (!device_alloc_frag_buf(pDevice, pDeF)) - dev_err(&pDevice->pcid->dev, "can not alloc frag bufs\n"); - } - pDevice->cbDFCB = CB_MAX_RX_FRAG; - pDevice->cbFreeDFCB = pDevice->cbDFCB; -} - static void device_free_rd0_ring(struct vnt_private *pDevice) { int i; @@ -902,20 +876,6 @@ static void device_free_rd1_ring(struct vnt_private *pDevice) } } -static void device_free_frag_buf(struct vnt_private *pDevice) -{ - PSDeFragControlBlock pDeF; - int i; - - for (i = 0; i < CB_MAX_RX_FRAG; i++) { - pDeF = &(pDevice->sRxDFCB[i]); - - if (pDeF->skb) - dev_kfree_skb(pDeF->skb); - - } -} - static void device_init_td0_ring(struct vnt_private *pDevice) { int i; @@ -1056,17 +1016,6 @@ static bool device_alloc_rx_buf(struct vnt_private *pDevice, PSRxDesc pRD) return true; } -bool device_alloc_frag_buf(struct vnt_private *pDevice, - PSDeFragControlBlock pDeF) -{ - pDeF->skb = dev_alloc_skb((int)pDevice->rx_buf_sz); - if (pDeF->skb == NULL) - return false; - ASSERT(pDeF->skb); - - return true; -} - static const u8 fallback_rate0[5][5] = { {RATE_18M, RATE_18M, RATE_12M, RATE_12M, RATE_12M}, {RATE_24M, RATE_24M, RATE_18M, RATE_12M, RATE_12M}, @@ -1466,7 +1415,6 @@ static int vnt_start(struct ieee80211_hw *hw) dev_dbg(&priv->pcid->dev, "call device init rd0 ring\n"); device_init_rd0_ring(priv); device_init_rd1_ring(priv); - device_init_defrag_cb(priv); device_init_td0_ring(priv); device_init_td1_ring(priv); @@ -1494,7 +1442,6 @@ static void vnt_stop(struct ieee80211_hw *hw) device_free_td1_ring(priv); device_free_rd0_ring(priv); device_free_rd1_ring(priv); - device_free_frag_buf(priv); device_free_rings(priv); free_irq(priv->pcid->irq, priv); |