@@ -40,5 +40,6 @@ static inline void __brcms_dbg(struct device *dev, u32 level,
#define BRCMS_DBG_RX(core, f, a...) BRCMS_DBG(core, BRCM_DL_RX, f, ##a)
#define BRCMS_DBG_TX(core, f, a...) BRCMS_DBG(core, BRCM_DL_TX, f, ##a)
#define BRCMS_DBG_INT(core, f, a...) BRCMS_DBG(core, BRCM_DL_INT, f, ##a)
+#define BRCMS_DBG_DMA(core, f, a...) BRCMS_DBG(core, BRCM_DL_DMA, f, ##a)
#endif /* _BRCMS_DEBUG_H_ */
@@ -14,8 +14,6 @@
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/pci.h>
@@ -30,6 +28,7 @@
#include "soc.h"
#include "scb.h"
#include "ampdu.h"
+#include "brcms_debug.h"
/*
* dma register field offset calculation
@@ -181,28 +180,6 @@
#define BCMEXTRAHDROOM 172
-/* debug/trace */
-#ifdef DEBUG
-#define DMA_ERROR(fmt, ...) \
-do { \
- if (*di->msg_level & 1) \
- pr_debug("%s: " fmt, __func__, ##__VA_ARGS__); \
-} while (0)
-#define DMA_TRACE(fmt, ...) \
-do { \
- if (*di->msg_level & 2) \
- pr_debug("%s: " fmt, __func__, ##__VA_ARGS__); \
-} while (0)
-#else
-#define DMA_ERROR(fmt, ...) \
- no_printk(fmt, ##__VA_ARGS__)
-#define DMA_TRACE(fmt, ...) \
- no_printk(fmt, ##__VA_ARGS__)
-#endif /* DEBUG */
-
-#define DMA_NONE(fmt, ...) \
- no_printk(fmt, ##__VA_ARGS__)
-
#define MAXNAMEL 8 /* 8 char names */
/* macros to convert between byte offsets and indexes */
@@ -229,7 +206,6 @@ struct dma64desc {
/* dma engine software state */
struct dma_info {
struct dma_pub dma; /* exported structure */
- uint *msg_level; /* message level pointer */
char name[MAXNAMEL]; /* callers name for diag msgs */
struct bcma_device *core;
@@ -306,12 +282,6 @@ struct dma_info {
bool aligndesc_4k;
};
-/*
- * default dma message level (if input msg_level
- * pointer is null in dma_attach())
- */
-static uint dma_msg_level;
-
/* Check for odd number of 1's */
static u32 parity32(__le32 data)
{
@@ -379,7 +349,7 @@ static uint _dma_ctrlflags(struct dma_info *di, uint mask, uint flags)
uint dmactrlflags;
if (di == NULL) {
- DMA_ERROR("NULL dma handle\n");
+ BRCMS_DBG_DMA(di->core, "NULL dma handle\n");
return 0;
}
@@ -431,13 +401,15 @@ static bool _dma_isaddrext(struct dma_info *di)
/* not all tx or rx channel are available */
if (di->d64txregbase != 0) {
if (!_dma64_addrext(di, DMA64TXREGOFFS(di, control)))
- DMA_ERROR("%s: DMA64 tx doesn't have AE set\n",
- di->name);
+ BRCMS_DBG_DMA(di->core,
+ "%s: DMA64 tx doesn't have AE set\n",
+ di->name);
return true;
} else if (di->d64rxregbase != 0) {
if (!_dma64_addrext(di, DMA64RXREGOFFS(di, control)))
- DMA_ERROR("%s: DMA64 rx doesn't have AE set\n",
- di->name);
+ BRCMS_DBG_DMA(di->core,
+ "%s: DMA64 rx doesn't have AE set\n",
+ di->name);
return true;
}
@@ -538,8 +510,9 @@ static bool dma64_alloc(struct dma_info *di, uint direction)
va = dma_ringalloc(di, D64RINGALIGN, size, &align_bits,
&alloced, &di->txdpaorig);
if (va == NULL) {
- DMA_ERROR("%s: DMA_ALLOC_CONSISTENT(ntxd) failed\n",
- di->name);
+ BRCMS_DBG_DMA(di->core,
+ "%s: DMA_ALLOC_CONSISTENT(ntxd) failed\n",
+ di->name);
return false;
}
align = (1 << align_bits);
@@ -552,8 +525,9 @@ static bool dma64_alloc(struct dma_info *di, uint direction)
va = dma_ringalloc(di, D64RINGALIGN, size, &align_bits,
&alloced, &di->rxdpaorig);
if (va == NULL) {
- DMA_ERROR("%s: DMA_ALLOC_CONSISTENT(nrxd) failed\n",
- di->name);
+ BRCMS_DBG_DMA(di->core,
+ "%s: DMA_ALLOC_CONSISTENT(nrxd) failed\n",
+ di->name);
return false;
}
align = (1 << align_bits);
@@ -575,7 +549,7 @@ static bool _dma_alloc(struct dma_info *di, uint direction)
struct dma_pub *dma_attach(char *name, struct brcms_c_info *wlc,
uint txregbase, uint rxregbase, uint ntxd, uint nrxd,
uint rxbufsize, int rxextheadroom,
- uint nrxpost, uint rxoffset, uint *msg_level)
+ uint nrxpost, uint rxoffset)
{
struct si_pub *sih = wlc->hw->sih;
struct bcma_device *core = wlc->hw->d11core;
@@ -589,9 +563,6 @@ struct dma_pub *dma_attach(char *name, struct brcms_c_info *wlc,
if (di == NULL)
return NULL;
- di->msg_level = msg_level ? msg_level : &dma_msg_level;
-
-
di->dma64 =
((bcma_aread32(core, BCMA_IOST) & SISF_DMA64) == SISF_DMA64);
@@ -607,11 +578,11 @@ struct dma_pub *dma_attach(char *name, struct brcms_c_info *wlc,
*/
_dma_ctrlflags(di, DMA_CTRL_ROC | DMA_CTRL_PEN, 0);
- DMA_TRACE("%s: %s flags 0x%x ntxd %d nrxd %d "
- "rxbufsize %d rxextheadroom %d nrxpost %d rxoffset %d "
- "txregbase %u rxregbase %u\n", name, "DMA64",
- di->dma.dmactrlflags, ntxd, nrxd, rxbufsize,
- rxextheadroom, nrxpost, rxoffset, txregbase, rxregbase);
+ BRCMS_DBG_DMA(di->core, "%s: %s flags 0x%x ntxd %d nrxd %d "
+ "rxbufsize %d rxextheadroom %d nrxpost %d rxoffset %d "
+ "txregbase %u rxregbase %u\n", name, "DMA64",
+ di->dma.dmactrlflags, ntxd, nrxd, rxbufsize,
+ rxextheadroom, nrxpost, rxoffset, txregbase, rxregbase);
/* make a private copy of our callers name */
strncpy(di->name, name, MAXNAMEL);
@@ -673,8 +644,8 @@ struct dma_pub *dma_attach(char *name, struct brcms_c_info *wlc,
di->dmadesc_align = 4; /* 16 byte alignment */
}
- DMA_NONE("DMA descriptor align_needed %d, align %d\n",
- di->aligndesc_4k, di->dmadesc_align);
+ BRCMS_DBG_DMA(di->core, "DMA descriptor align_needed %d, align %d\n",
+ di->aligndesc_4k, di->dmadesc_align);
/* allocate tx packet pointer vector */
if (ntxd) {
@@ -712,13 +683,15 @@ struct dma_pub *dma_attach(char *name, struct brcms_c_info *wlc,
if ((di->ddoffsetlow != 0) && !di->addrext) {
if (di->txdpa > SI_PCI_DMA_SZ) {
- DMA_ERROR("%s: txdpa 0x%x: addrext not supported\n",
- di->name, (u32)di->txdpa);
+ BRCMS_DBG_DMA(di->core,
+ "%s: txdpa 0x%x: addrext not supported\n",
+ di->name, (u32)di->txdpa);
goto fail;
}
if (di->rxdpa > SI_PCI_DMA_SZ) {
- DMA_ERROR("%s: rxdpa 0x%x: addrext not supported\n",
- di->name, (u32)di->rxdpa);
+ BRCMS_DBG_DMA(di->core,
+ "%s: rxdpa 0x%x: addrext not supported\n",
+ di->name, (u32)di->rxdpa);
goto fail;
}
}
@@ -726,10 +699,11 @@ struct dma_pub *dma_attach(char *name, struct brcms_c_info *wlc,
/* Initialize AMPDU session */
brcms_c_ampdu_reset_session(&di->ampdu_session, wlc);
- DMA_TRACE("ddoffsetlow 0x%x ddoffsethigh 0x%x dataoffsetlow 0x%x dataoffsethigh 0x%x addrext %d\n",
- di->ddoffsetlow, di->ddoffsethigh,
- di->dataoffsetlow, di->dataoffsethigh,
- di->addrext);
+ BRCMS_DBG_DMA(di->core,
+ "ddoffsetlow 0x%x ddoffsethigh 0x%x dataoffsetlow 0x%x dataoffsethigh 0x%x addrext %d\n",
+ di->ddoffsetlow, di->ddoffsethigh,
+ di->dataoffsetlow, di->dataoffsethigh,
+ di->addrext);
return (struct dma_pub *) di;
@@ -775,7 +749,7 @@ void dma_detach(struct dma_pub *pub)
{
struct dma_info *di = (struct dma_info *)pub;
- DMA_TRACE("%s:\n", di->name);
+ BRCMS_DBG_DMA(di->core, "%s:\n", di->name);
/* free dma descriptor rings */
if (di->txd64)
@@ -851,7 +825,7 @@ static void _dma_rxenable(struct dma_info *di)
uint dmactrlflags = di->dma.dmactrlflags;
u32 control;
- DMA_TRACE("%s:\n", di->name);
+ BRCMS_DBG_DMA(di->core, "%s:\n", di->name);
control = D64_RC_RE | (bcma_read32(di->core,
DMA64RXREGOFFS(di, control)) &
@@ -871,7 +845,7 @@ void dma_rxinit(struct dma_pub *pub)
{
struct dma_info *di = (struct dma_info *)pub;
- DMA_TRACE("%s:\n", di->name);
+ BRCMS_DBG_DMA(di->core, "%s:\n", di->name);
if (di->nrxd == 0)
return;
@@ -966,7 +940,7 @@ int dma_rx(struct dma_pub *pub, struct sk_buff_head *skb_list)
return 0;
len = le16_to_cpu(*(__le16 *) (p->data));
- DMA_TRACE("%s: dma_rx len %d\n", di->name, len);
+ BRCMS_DBG_DMA(di->core, "%s: dma_rx len %d\n", di->name, len);
dma_spin_for_len(len, p);
/* set actual length */
@@ -993,14 +967,15 @@ int dma_rx(struct dma_pub *pub, struct sk_buff_head *skb_list)
DMA64RXREGOFFS(di, status0)) &
D64_RS0_CD_MASK) - di->rcvptrbase) &
D64_RS0_CD_MASK, struct dma64desc);
- DMA_ERROR("rxin %d rxout %d, hw_curr %d\n",
- di->rxin, di->rxout, cur);
+ BRCMS_DBG_DMA(di->core,
+ "rxin %d rxout %d, hw_curr %d\n",
+ di->rxin, di->rxout, cur);
}
#endif /* DEBUG */
if ((di->dma.dmactrlflags & DMA_CTRL_RXMULTI) == 0) {
- DMA_ERROR("%s: bad frame length (%d)\n",
- di->name, len);
+ BRCMS_DBG_DMA(di->core, "%s: bad frame length (%d)\n",
+ di->name, len);
skb_queue_walk_safe(&dma_frames, p, next) {
skb_unlink(p, &dma_frames);
brcmu_pkt_buf_free_skb(p);
@@ -1017,7 +992,7 @@ int dma_rx(struct dma_pub *pub, struct sk_buff_head *skb_list)
static bool dma64_rxidle(struct dma_info *di)
{
- DMA_TRACE("%s:\n", di->name);
+ BRCMS_DBG_DMA(di->core, "%s:\n", di->name);
if (di->nrxd == 0)
return true;
@@ -1070,7 +1045,7 @@ bool dma_rxfill(struct dma_pub *pub)
n = di->nrxpost - nrxdactive(di, rxin, rxout);
- DMA_TRACE("%s: post %d\n", di->name, n);
+ BRCMS_DBG_DMA(di->core, "%s: post %d\n", di->name, n);
if (di->rxbufsize > BCMEXTRAHDROOM)
extra_offset = di->rxextrahdrroom;
@@ -1083,9 +1058,11 @@ bool dma_rxfill(struct dma_pub *pub)
p = brcmu_pkt_buf_get_skb(di->rxbufsize + extra_offset);
if (p == NULL) {
- DMA_ERROR("%s: out of rxbufs\n", di->name);
+ BRCMS_DBG_DMA(di->core, "%s: out of rxbufs\n",
+ di->name);
if (i == 0 && dma64_rxidle(di)) {
- DMA_ERROR("%s: ring is empty !\n", di->name);
+ BRCMS_DBG_DMA(di->core, "%s: ring is empty !\n",
+ di->name);
ring_empty = true;
}
di->dma.rxnobuf++;
@@ -1130,7 +1107,7 @@ void dma_rxreclaim(struct dma_pub *pub)
struct dma_info *di = (struct dma_info *)pub;
struct sk_buff *p;
- DMA_TRACE("%s:\n", di->name);
+ BRCMS_DBG_DMA(di->core, "%s:\n", di->name);
while ((p = _dma_getnextrxp(di, true)))
brcmu_pkt_buf_free_skb(p);
@@ -1161,7 +1138,7 @@ void dma_txinit(struct dma_pub *pub)
struct dma_info *di = (struct dma_info *)pub;
u32 control = D64_XC_XE;
- DMA_TRACE("%s:\n", di->name);
+ BRCMS_DBG_DMA(di->core, "%s:\n", di->name);
if (di->ntxd == 0)
return;
@@ -1193,7 +1170,7 @@ void dma_txsuspend(struct dma_pub *pub)
{
struct dma_info *di = (struct dma_info *)pub;
- DMA_TRACE("%s:\n", di->name);
+ BRCMS_DBG_DMA(di->core, "%s:\n", di->name);
if (di->ntxd == 0)
return;
@@ -1205,7 +1182,7 @@ void dma_txresume(struct dma_pub *pub)
{
struct dma_info *di = (struct dma_info *)pub;
- DMA_TRACE("%s:\n", di->name);
+ BRCMS_DBG_DMA(di->core, "%s:\n", di->name);
if (di->ntxd == 0)
return;
@@ -1228,11 +1205,11 @@ void dma_txreclaim(struct dma_pub *pub, enum txd_range range)
struct dma_info *di = (struct dma_info *)pub;
struct sk_buff *p;
- DMA_TRACE("%s: %s\n",
- di->name,
- range == DMA_RANGE_ALL ? "all" :
- range == DMA_RANGE_TRANSMITTED ? "transmitted" :
- "transferred");
+ BRCMS_DBG_DMA(di->core, "%s: %s\n",
+ di->name,
+ range == DMA_RANGE_ALL ? "all" :
+ range == DMA_RANGE_TRANSMITTED ? "transmitted" :
+ "transferred");
if (di->txin == di->txout)
return;
@@ -1392,7 +1369,7 @@ int dma_txfast(struct brcms_c_info *wlc, struct dma_pub *pub,
struct ieee80211_tx_info *tx_info;
bool is_ampdu;
- DMA_TRACE("%s:\n", di->name);
+ BRCMS_DBG_DMA(di->core, "%s:\n", di->name);
/* no use to transmit a zero length packet */
if (p->len == 0)
@@ -1430,7 +1407,7 @@ int dma_txfast(struct brcms_c_info *wlc, struct dma_pub *pub,
return 0;
outoftxd:
- DMA_ERROR("%s: out of txds !!!\n", di->name);
+ BRCMS_DBG_DMA(di->core, "%s: out of txds !!!\n", di->name);
brcmu_pkt_buf_free_skb(p);
di->dma.txavail = 0;
di->dma.txnobuf++;
@@ -1482,11 +1459,11 @@ struct sk_buff *dma_getnexttxp(struct dma_pub *pub, enum txd_range range)
u16 active_desc;
struct sk_buff *txp;
- DMA_TRACE("%s: %s\n",
- di->name,
- range == DMA_RANGE_ALL ? "all" :
- range == DMA_RANGE_TRANSMITTED ? "transmitted" :
- "transferred");
+ BRCMS_DBG_DMA(di->core, "%s: %s\n",
+ di->name,
+ range == DMA_RANGE_ALL ? "all" :
+ range == DMA_RANGE_TRANSMITTED ? "transmitted" :
+ "transferred");
if (di->ntxd == 0)
return NULL;
@@ -1545,8 +1522,8 @@ struct sk_buff *dma_getnexttxp(struct dma_pub *pub, enum txd_range range)
return txp;
bogus:
- DMA_NONE("bogus curr: start %d end %d txout %d\n",
- start, end, di->txout);
+ BRCMS_DBG_DMA(di->core, "bogus curr: start %d end %d txout %d\n",
+ start, end, di->txout);
return NULL;
}
@@ -78,7 +78,7 @@ extern struct dma_pub *dma_attach(char *name, struct brcms_c_info *wlc,
uint txregbase, uint rxregbase,
uint ntxd, uint nrxd,
uint rxbufsize, int rxextheadroom,
- uint nrxpost, uint rxoffset, uint *msg_level);
+ uint nrxpost, uint rxoffset);
void dma_rxinit(struct dma_pub *pub);
int dma_rx(struct dma_pub *pub, struct sk_buff_head *skb_list);
@@ -1159,7 +1159,7 @@ static bool brcms_b_attach_dmapio(struct brcms_c_info *wlc, uint j, bool wme)
dmareg(DMA_RX, 0),
(wme ? NTXD : 0), NRXD,
RXBUFSZ, -1, NRXBUFPOST,
- BRCMS_HWRXOFF, &brcm_msg_level);
+ BRCMS_HWRXOFF);
dma_attach_err |= (NULL == wlc_hw->di[0]);
/*
@@ -1170,8 +1170,7 @@ static bool brcms_b_attach_dmapio(struct brcms_c_info *wlc, uint j, bool wme)
*/
wlc_hw->di[1] = dma_attach(name, wlc,
dmareg(DMA_TX, 1), 0,
- NTXD, 0, 0, -1, 0, 0,
- &brcm_msg_level);
+ NTXD, 0, 0, -1, 0, 0);
dma_attach_err |= (NULL == wlc_hw->di[1]);
/*
@@ -1181,8 +1180,7 @@ static bool brcms_b_attach_dmapio(struct brcms_c_info *wlc, uint j, bool wme)
*/
wlc_hw->di[2] = dma_attach(name, wlc,
dmareg(DMA_TX, 2), 0,
- NTXD, 0, 0, -1, 0, 0,
- &brcm_msg_level);
+ NTXD, 0, 0, -1, 0, 0);
dma_attach_err |= (NULL == wlc_hw->di[2]);
/*
* FIFO 3
@@ -1192,7 +1190,7 @@ static bool brcms_b_attach_dmapio(struct brcms_c_info *wlc, uint j, bool wme)
wlc_hw->di[3] = dma_attach(name, wlc,
dmareg(DMA_TX, 3),
0, NTXD, 0, 0, -1,
- 0, 0, &brcm_msg_level);
+ 0, 0);
dma_attach_err |= (NULL == wlc_hw->di[3]);
/* Cleaner to leave this as if with AP defined */
@@ -84,6 +84,7 @@
#define BRCM_DL_RX 0x00000004
#define BRCM_DL_TX 0x00000008
#define BRCM_DL_INT 0x00000010
+#define BRCM_DL_DMA 0x00000020
#define PM_OFF 0
#define PM_MAX 1
Also convert relevant messages to use this macro. Signed-off-by: Seth Forshee <seth.forshee@canonical.com> --- .../net/wireless/brcm80211/brcmsmac/brcms_debug.h | 1 + drivers/net/wireless/brcm80211/brcmsmac/dma.c | 155 +++++++++----------- drivers/net/wireless/brcm80211/brcmsmac/dma.h | 2 +- drivers/net/wireless/brcm80211/brcmsmac/main.c | 10 +- drivers/net/wireless/brcm80211/include/defs.h | 1 + 5 files changed, 73 insertions(+), 96 deletions(-)