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path: root/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
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Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c')
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c54
1 files changed, 12 insertions, 42 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
index cf857f1edf8c..4469321c0eb3 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
@@ -14,8 +14,6 @@
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/kthread.h>
@@ -1098,7 +1096,6 @@ static int brcmf_sdio_hdparser(struct brcmf_sdio *bus, u8 *header,
if (len > MAX_RX_DATASZ && rd->channel != SDPCM_CONTROL_CHANNEL &&
type != BRCMF_SDIO_FT_SUPER) {
brcmf_err("HW header length too long\n");
- bus->sdiodev->bus_if->dstats.rx_errors++;
bus->sdcnt.rx_toolong++;
brcmf_sdbrcm_rxfail(bus, false, false);
rd->len = 0;
@@ -1169,7 +1166,6 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq)
int errcode;
u8 doff, sfdoff;
- int ifidx = 0;
bool usechain = bus->use_rxchain;
struct brcmf_sdio_read rd_new;
@@ -1301,7 +1297,6 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq)
if (errcode < 0) {
brcmf_err("glom read of %d bytes failed: %d\n",
dlen, errcode);
- bus->sdiodev->bus_if->dstats.rx_errors++;
sdio_claim_host(bus->sdiodev->func[1]);
if (bus->glomerr++ < 3) {
@@ -1388,13 +1383,6 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq)
skb_unlink(pfirst, &bus->glom);
brcmu_pkt_buf_free_skb(pfirst);
continue;
- } else if (brcmf_proto_hdrpull(bus->sdiodev->dev,
- &ifidx, pfirst) != 0) {
- brcmf_err("rx protocol error\n");
- bus->sdiodev->bus_if->dstats.rx_errors++;
- skb_unlink(pfirst, &bus->glom);
- brcmu_pkt_buf_free_skb(pfirst);
- continue;
}
brcmf_dbg_hex_dump(BRCMF_GLOM_ON(),
@@ -1407,7 +1395,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq)
}
/* sent any remaining packets up */
if (bus->glom.qlen)
- brcmf_rx_frame(bus->sdiodev->dev, ifidx, &bus->glom);
+ brcmf_rx_frames(bus->sdiodev->dev, &bus->glom);
bus->sdcnt.rxglomframes++;
bus->sdcnt.rxglompkts += bus->glom.qlen;
@@ -1455,10 +1443,9 @@ brcmf_sdbrcm_read_control(struct brcmf_sdio *bus, u8 *hdr, uint len, uint doff)
if (bus->rxblen)
buf = vzalloc(bus->rxblen);
- if (!buf) {
- brcmf_err("no memory for control frame\n");
+ if (!buf)
goto done;
- }
+
rbuf = bus->rxbuf;
pad = ((unsigned long)rbuf % BRCMF_SDALIGN);
if (pad)
@@ -1488,7 +1475,6 @@ brcmf_sdbrcm_read_control(struct brcmf_sdio *bus, u8 *hdr, uint len, uint doff)
if ((rdlen + BRCMF_FIRSTREAD) > bus->sdiodev->bus_if->maxctl) {
brcmf_err("%d-byte control read exceeds %d-byte buffer\n",
rdlen, bus->sdiodev->bus_if->maxctl);
- bus->sdiodev->bus_if->dstats.rx_errors++;
brcmf_sdbrcm_rxfail(bus, false, false);
goto done;
}
@@ -1496,7 +1482,6 @@ brcmf_sdbrcm_read_control(struct brcmf_sdio *bus, u8 *hdr, uint len, uint doff)
if ((len - doff) > bus->sdiodev->bus_if->maxctl) {
brcmf_err("%d-byte ctl frame (%d-byte ctl data) exceeds %d-byte limit\n",
len, len - doff, bus->sdiodev->bus_if->maxctl);
- bus->sdiodev->bus_if->dstats.rx_errors++;
bus->sdcnt.rx_toolong++;
brcmf_sdbrcm_rxfail(bus, false, false);
goto done;
@@ -1558,10 +1543,10 @@ static void brcmf_pad(struct brcmf_sdio *bus, u16 *pad, u16 *rdlen)
static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes)
{
struct sk_buff *pkt; /* Packet for event or data frames */
+ struct sk_buff_head pktlist; /* needed for bus interface */
u16 pad; /* Number of pad bytes to read */
uint rxleft = 0; /* Remaining number of frames allowed */
int sdret; /* Return code from calls */
- int ifidx = 0;
uint rxcount = 0; /* Total frames read */
struct brcmf_sdio_read *rd = &bus->cur_read, rd_new;
u8 head_read = 0;
@@ -1644,7 +1629,6 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes)
if (!pkt) {
/* Give up on data, request rtx of events */
brcmf_err("brcmu_pkt_buf_get_skb failed\n");
- bus->sdiodev->bus_if->dstats.rx_dropped++;
brcmf_sdbrcm_rxfail(bus, false,
RETRYCHAN(rd->channel));
sdio_release_host(bus->sdiodev->func[1]);
@@ -1662,7 +1646,6 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes)
brcmf_err("read %d bytes from channel %d failed: %d\n",
rd->len, rd->channel, sdret);
brcmu_pkt_buf_free_skb(pkt);
- bus->sdiodev->bus_if->dstats.rx_errors++;
sdio_claim_host(bus->sdiodev->func[1]);
brcmf_sdbrcm_rxfail(bus, true,
RETRYCHAN(rd->channel));
@@ -1760,15 +1743,11 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes)
if (pkt->len == 0) {
brcmu_pkt_buf_free_skb(pkt);
continue;
- } else if (brcmf_proto_hdrpull(bus->sdiodev->dev, &ifidx,
- pkt) != 0) {
- brcmf_err("rx protocol error\n");
- brcmu_pkt_buf_free_skb(pkt);
- bus->sdiodev->bus_if->dstats.rx_errors++;
- continue;
}
- brcmf_rx_packet(bus->sdiodev->dev, ifidx, pkt);
+ skb_queue_head_init(&pktlist);
+ skb_queue_tail(&pktlist, pkt);
+ brcmf_rx_frames(bus->sdiodev->dev, &pktlist);
}
rxcount = maxframes - rxleft;
@@ -1954,10 +1933,6 @@ static uint brcmf_sdbrcm_sendfromq(struct brcmf_sdio *bus, uint maxframes)
datalen = pkt->len - SDPCM_HDRLEN;
ret = brcmf_sdbrcm_txpkt(bus, pkt, SDPCM_DATA_CHANNEL, true);
- if (ret)
- bus->sdiodev->bus_if->dstats.tx_errors++;
- else
- bus->sdiodev->bus_if->dstats.tx_bytes += datalen;
/* In poll mode, need to check for other events */
if (!bus->intr && cnt) {
@@ -1976,8 +1951,7 @@ static uint brcmf_sdbrcm_sendfromq(struct brcmf_sdio *bus, uint maxframes)
}
/* Deflow-control stack if needed */
- if (bus->sdiodev->bus_if->drvr_up &&
- (bus->sdiodev->bus_if->state == BRCMF_BUS_DATA) &&
+ if ((bus->sdiodev->bus_if->state == BRCMF_BUS_DATA) &&
bus->txoff && (pktq_len(&bus->txq) < TXLOW)) {
bus->txoff = false;
brcmf_txflowblock(bus->sdiodev->dev, false);
@@ -2724,9 +2698,10 @@ static int brcmf_sdio_readshared(struct brcmf_sdio *bus,
* address of sdpcm_shared structure
*/
sdio_claim_host(bus->sdiodev->func[1]);
+ brcmf_sdbrcm_clkctl(bus, CLK_AVAIL, false);
rv = brcmf_sdbrcm_membytes(bus, false, shaddr,
(u8 *)&addr_le, 4);
- sdio_claim_host(bus->sdiodev->func[1]);
+ sdio_release_host(bus->sdiodev->func[1]);
if (rv < 0)
return rv;
@@ -2745,10 +2720,8 @@ static int brcmf_sdio_readshared(struct brcmf_sdio *bus,
}
/* Read hndrte_shared structure */
- sdio_claim_host(bus->sdiodev->func[1]);
rv = brcmf_sdbrcm_membytes(bus, false, addr, (u8 *)&sh_le,
sizeof(struct sdpcm_shared_le));
- sdio_release_host(bus->sdiodev->func[1]);
if (rv < 0)
return rv;
@@ -2850,14 +2823,12 @@ static int brcmf_sdio_trap_info(struct brcmf_sdio *bus, struct sdpcm_shared *sh,
if ((sh->flags & SDPCM_SHARED_TRAP) == 0)
return 0;
- sdio_claim_host(bus->sdiodev->func[1]);
error = brcmf_sdbrcm_membytes(bus, false, sh->trap_addr, (u8 *)&tr,
sizeof(struct brcmf_trap_info));
if (error < 0)
return error;
nbytes = brcmf_sdio_dump_console(bus, sh, data, count);
- sdio_release_host(bus->sdiodev->func[1]);
if (nbytes < 0)
return nbytes;
@@ -3322,9 +3293,6 @@ static int brcmf_sdbrcm_download_nvram(struct brcmf_sdio *bus)
{
int ret;
- if (bus->sdiodev->bus_if->drvr_up)
- return -EISCONN;
-
ret = request_firmware(&bus->firmware, BRCMF_SDIO_NV_NAME,
&bus->sdiodev->func[2]->dev);
if (ret) {
@@ -3955,6 +3923,8 @@ void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev)
/* Assign bus interface call back */
bus->sdiodev->bus_if->dev = bus->sdiodev->dev;
bus->sdiodev->bus_if->ops = &brcmf_sdio_bus_ops;
+ bus->sdiodev->bus_if->chip = bus->ci->chip;
+ bus->sdiodev->bus_if->chiprev = bus->ci->chiprev;
/* Attach to the brcmf/OS/network interface */
ret = brcmf_attach(SDPCM_RESERVE, bus->sdiodev->dev);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.