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path: root/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c
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Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c')
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c117
1 files changed, 4 insertions, 113 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c
index 44fa0cdbf97b..289e386f01f6 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c
@@ -66,7 +66,7 @@ MODULE_DEVICE_TABLE(sdio, brcmf_sdmmc_ids);
static struct brcmfmac_sdio_platform_data *brcmfmac_sdio_pdata;
-static bool
+bool
brcmf_pm_resume_error(struct brcmf_sdio_dev *sdiodev)
{
bool is_err = false;
@@ -76,7 +76,7 @@ brcmf_pm_resume_error(struct brcmf_sdio_dev *sdiodev)
return is_err;
}
-static void
+void
brcmf_pm_resume_wait(struct brcmf_sdio_dev *sdiodev, wait_queue_head_t *wq)
{
#ifdef CONFIG_PM_SLEEP
@@ -211,115 +211,6 @@ int brcmf_sdioh_request_word(struct brcmf_sdio_dev *sdiodev,
return err_ret;
}
-/* precondition: host controller is claimed */
-static int
-brcmf_sdioh_request_data(struct brcmf_sdio_dev *sdiodev, uint write, bool fifo,
- uint func, uint addr, struct sk_buff *pkt, uint pktlen)
-{
- int err_ret = 0;
-
- if ((write) && (!fifo)) {
- err_ret = sdio_memcpy_toio(sdiodev->func[func], addr,
- ((u8 *) (pkt->data)), pktlen);
- } else if (write) {
- err_ret = sdio_memcpy_toio(sdiodev->func[func], addr,
- ((u8 *) (pkt->data)), pktlen);
- } else if (fifo) {
- err_ret = sdio_readsb(sdiodev->func[func],
- ((u8 *) (pkt->data)), addr, pktlen);
- } else {
- err_ret = sdio_memcpy_fromio(sdiodev->func[func],
- ((u8 *) (pkt->data)),
- addr, pktlen);
- }
-
- return err_ret;
-}
-
-/*
- * This function takes a queue of packets. The packets on the queue
- * are assumed to be properly aligned by the caller.
- */
-int
-brcmf_sdioh_request_chain(struct brcmf_sdio_dev *sdiodev, uint fix_inc,
- uint write, uint func, uint addr,
- struct sk_buff_head *pktq)
-{
- bool fifo = (fix_inc == SDIOH_DATA_FIX);
- u32 SGCount = 0;
- int err_ret = 0;
-
- struct sk_buff *pkt;
-
- brcmf_dbg(SDIO, "Enter\n");
-
- brcmf_pm_resume_wait(sdiodev, &sdiodev->request_chain_wait);
- if (brcmf_pm_resume_error(sdiodev))
- return -EIO;
-
- skb_queue_walk(pktq, pkt) {
- uint pkt_len = pkt->len;
- pkt_len += 3;
- pkt_len &= 0xFFFFFFFC;
-
- err_ret = brcmf_sdioh_request_data(sdiodev, write, fifo, func,
- addr, pkt, pkt_len);
- if (err_ret) {
- brcmf_err("%s FAILED %p[%d], addr=0x%05x, pkt_len=%d, ERR=0x%08x\n",
- write ? "TX" : "RX", pkt, SGCount, addr,
- pkt_len, err_ret);
- } else {
- brcmf_dbg(SDIO, "%s xfr'd %p[%d], addr=0x%05x, len=%d\n",
- write ? "TX" : "RX", pkt, SGCount, addr,
- pkt_len);
- }
- if (!fifo)
- addr += pkt_len;
-
- SGCount++;
- }
-
- brcmf_dbg(SDIO, "Exit\n");
- return err_ret;
-}
-
-/*
- * This function takes a single DMA-able packet.
- */
-int brcmf_sdioh_request_buffer(struct brcmf_sdio_dev *sdiodev,
- uint fix_inc, uint write, uint func, uint addr,
- struct sk_buff *pkt)
-{
- int status;
- uint pkt_len;
- bool fifo = (fix_inc == SDIOH_DATA_FIX);
-
- brcmf_dbg(SDIO, "Enter\n");
-
- if (pkt == NULL)
- return -EINVAL;
- pkt_len = pkt->len;
-
- brcmf_pm_resume_wait(sdiodev, &sdiodev->request_buffer_wait);
- if (brcmf_pm_resume_error(sdiodev))
- return -EIO;
-
- pkt_len += 3;
- pkt_len &= (uint)~3;
-
- status = brcmf_sdioh_request_data(sdiodev, write, fifo, func,
- addr, pkt, pkt_len);
- if (status) {
- brcmf_err("%s FAILED %p, addr=0x%05x, pkt_len=%d, ERR=0x%08x\n",
- write ? "TX" : "RX", pkt, addr, pkt_len, status);
- } else {
- brcmf_dbg(SDIO, "%s xfr'd %p, addr=0x%05x, len=%d\n",
- write ? "TX" : "RX", pkt, addr, pkt_len);
- }
-
- return status;
-}
-
static int brcmf_sdioh_get_cisaddr(struct brcmf_sdio_dev *sdiodev, u32 regaddr)
{
/* read 24 bits and return valid 17 bit addr */
@@ -468,7 +359,6 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func,
atomic_set(&sdiodev->suspend, false);
init_waitqueue_head(&sdiodev->request_byte_wait);
init_waitqueue_head(&sdiodev->request_word_wait);
- init_waitqueue_head(&sdiodev->request_chain_wait);
init_waitqueue_head(&sdiodev->request_buffer_wait);
brcmf_dbg(SDIO, "F2 found, calling brcmf_sdio_probe...\n");
@@ -606,7 +496,8 @@ static int brcmf_sdio_pd_remove(struct platform_device *pdev)
static struct platform_driver brcmf_sdio_pd = {
.remove = brcmf_sdio_pd_remove,
.driver = {
- .name = BRCMFMAC_SDIO_PDATA_NAME
+ .name = BRCMFMAC_SDIO_PDATA_NAME,
+ .owner = THIS_MODULE,
}
};