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staging: brcm80211: remove global variable from bcmsdh_sdmmc.c 

The source file contained some static global variables that were
needed per device handled by the driver. They have moved to the
struct brcmf_sdio_dev for that reason.

Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Roland Vossen <rvossen@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Arend van Spriel 2011-09-16 12:28:06 -07:00 committed by Greg Kroah-Hartman
parent 0569c8e2d6
commit 22a911976f
2 changed files with 15 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/staging/brcm80211/brcmfmac/bcmsdh_sdmmc.c
View File

@ -50,11 +50,6 @@ static const struct sdio_device_id brcmf_sdmmc_ids[] = {
};
MODULE_DEVICE_TABLE(sdio, brcmf_sdmmc_ids);
static DECLARE_WAIT_QUEUE_HEAD(sdioh_request_byte_wait);
static DECLARE_WAIT_QUEUE_HEAD(sdioh_request_word_wait);
static DECLARE_WAIT_QUEUE_HEAD(sdioh_request_packet_wait);
static DECLARE_WAIT_QUEUE_HEAD(sdioh_request_buffer_wait);
static bool
brcmf_pm_resume_error(struct brcmf_sdio_dev *sdiodev)
{
@ -66,12 +61,12 @@ brcmf_pm_resume_error(struct brcmf_sdio_dev *sdiodev)
}
static void
brcmf_pm_resume_wait(struct brcmf_sdio_dev *sdiodev, wait_queue_head_t wq)
brcmf_pm_resume_wait(struct brcmf_sdio_dev *sdiodev, wait_queue_head_t *wq)
{
#ifdef CONFIG_PM_SLEEP
int retry = 0;
while (atomic_read(&sdiodev->suspend) && retry++ != 30)
wait_event_timeout(wq, false, HZ/100);
wait_event_timeout(*wq, false, HZ/100);
#endif
}
@ -82,7 +77,7 @@ int brcmf_sdioh_request_byte(struct brcmf_sdio_dev *sdiodev, uint rw, uint func,
brcmf_dbg(INFO, "rw=%d, func=%d, addr=0x%05x\n", rw, func, regaddr);
brcmf_pm_resume_wait(sdiodev, sdioh_request_byte_wait);
brcmf_pm_resume_wait(sdiodev, &sdiodev->request_byte_wait);
if (brcmf_pm_resume_error(sdiodev))
return -EIO;
if (rw) { /* CMD52 Write */
@ -185,7 +180,7 @@ int brcmf_sdioh_request_word(struct brcmf_sdio_dev *sdiodev,
brcmf_dbg(INFO, "rw=%d, func=%d, addr=0x%05x, nbytes=%d\n",
rw, func, addr, nbytes);
brcmf_pm_resume_wait(sdiodev, sdioh_request_word_wait);
brcmf_pm_resume_wait(sdiodev, &sdiodev->request_word_wait);
if (brcmf_pm_resume_error(sdiodev))
return -EIO;
/* Claim host controller */
@ -235,7 +230,7 @@ brcmf_sdioh_request_packet(struct brcmf_sdio_dev *sdiodev, uint fix_inc,
brcmf_dbg(TRACE, "Enter\n");
brcmf_pm_resume_wait(sdiodev, sdioh_request_packet_wait);
brcmf_pm_resume_wait(sdiodev, &sdiodev->request_packet_wait);
if (brcmf_pm_resume_error(sdiodev))
return -EIO;
@ -312,7 +307,7 @@ int brcmf_sdioh_request_buffer(struct brcmf_sdio_dev *sdiodev,
brcmf_dbg(TRACE, "Enter\n");
brcmf_pm_resume_wait(sdiodev, sdioh_request_buffer_wait);
brcmf_pm_resume_wait(sdiodev, &sdiodev->request_buffer_wait);
if (brcmf_pm_resume_error(sdiodev))
return -EIO;
/* Case 1: we don't have a packet. */
@ -529,6 +524,10 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func,
dev_set_drvdata(&func->card->dev, sdiodev);
atomic_set(&sdiodev->suspend, false);
init_waitqueue_head(&sdiodev->request_byte_wait);
init_waitqueue_head(&sdiodev->request_word_wait);
init_waitqueue_head(&sdiodev->request_packet_wait);
init_waitqueue_head(&sdiodev->request_buffer_wait);
}
if (func->num == 2) {

5
drivers/staging/brcm80211/brcmfmac/sdio_host.h
View File

@ -130,6 +130,11 @@ struct brcmf_sdio_dev {
bool regfail; /* status of last reg_r/w call */
void *bus;
atomic_t suspend; /* suspend flag */
wait_queue_head_t request_byte_wait;
wait_queue_head_t request_word_wait;
wait_queue_head_t request_packet_wait;
wait_queue_head_t request_buffer_wait;
};
/* Register/deregister device interrupt handler. */