From 22a911976ff0ba4a52b7491af2bc5c7f7b8c7a0e Mon Sep 17 00:00:00 2001 From: Arend van Spriel Date: Fri, 16 Sep 2011 12:28:06 -0700 Subject: [PATCH] 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 Reviewed-by: Roland Vossen Reviewed-by: Pieter-Paul Giesberts Signed-off-by: Franky Lin Signed-off-by: Greg Kroah-Hartman --- .../staging/brcm80211/brcmfmac/bcmsdh_sdmmc.c | 21 +++++++++---------- .../staging/brcm80211/brcmfmac/sdio_host.h | 5 +++++ 2 files changed, 15 insertions(+), 11 deletions(-) diff --git a/drivers/staging/brcm80211/brcmfmac/bcmsdh_sdmmc.c b/drivers/staging/brcm80211/brcmfmac/bcmsdh_sdmmc.c index 65cd5d71bc12..443e3a8ce2ed 100644 --- a/drivers/staging/brcm80211/brcmfmac/bcmsdh_sdmmc.c +++ b/drivers/staging/brcm80211/brcmfmac/bcmsdh_sdmmc.c @@ -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) { diff --git a/drivers/staging/brcm80211/brcmfmac/sdio_host.h b/drivers/staging/brcm80211/brcmfmac/sdio_host.h index fb5f6b5402b3..397ad48803de 100644 --- a/drivers/staging/brcm80211/brcmfmac/sdio_host.h +++ b/drivers/staging/brcm80211/brcmfmac/sdio_host.h @@ -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. */