staging: brcm80211: move brcmf_mmc_suspend to sdio layer in fullmac

brcmf_mmc_suspend is used for sdio suspend/resume function. Hence it
should be placed in sdio interface layer.

Reviewed-by: Roland Vossen <rvossen@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/brcm80211/brcmfmac/bcmsdh_sdmmc.c b/drivers/staging/brcm80211/brcmfmac/bcmsdh_sdmmc.c
index bfe73ee..d6f0f92 100644 (file)
--- a/drivers/staging/brcm80211/brcmfmac/bcmsdh_sdmmc.c
+++ b/drivers/staging/brcm80211/brcmfmac/bcmsdh_sdmmc.c
@@ -143,6 +143,7 @@ module_param(clockoverride, int, 0644);
 MODULE_PARM_DESC(clockoverride, "SDIO card clock override");
 
 struct brcmf_sdmmc_instance *gInstance;
+static atomic_t brcmf_mmc_suspend;
 
 struct device sdmmc_dev;
 
@@ -157,31 +158,44 @@ static const struct sdio_device_id brcmf_sdmmc_ids[] = {
        { /* end: all zeroes */ },
 };
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static const struct dev_pm_ops brcmf_sdio_pm_ops = {
        .suspend        = brcmf_sdio_suspend,
        .resume         = brcmf_sdio_resume,
 };
-#endif /* CONFIG_PM */
+#endif /* CONFIG_PM_SLEEP */
 
 static struct sdio_driver brcmf_sdmmc_driver = {
        .probe = brcmf_ops_sdio_probe,
        .remove = brcmf_ops_sdio_remove,
        .name = "brcmfmac",
        .id_table = brcmf_sdmmc_ids,
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
        .drv = {
                .pm = &brcmf_sdio_pm_ops,
        },
-#endif /* CONFIG_PM */
+#endif /* CONFIG_PM_SLEEP */
 };
 
 MODULE_DEVICE_TABLE(sdio, brcmf_sdmmc_ids);
 
-BRCMF_PM_RESUME_WAIT_INIT(sdioh_request_byte_wait);
-BRCMF_PM_RESUME_WAIT_INIT(sdioh_request_word_wait);
-BRCMF_PM_RESUME_WAIT_INIT(sdioh_request_packet_wait);
-BRCMF_PM_RESUME_WAIT_INIT(sdioh_request_buffer_wait);
+#ifdef CONFIG_PM_SLEEP
+DECLARE_WAIT_QUEUE_HEAD(sdioh_request_byte_wait);
+DECLARE_WAIT_QUEUE_HEAD(sdioh_request_word_wait);
+DECLARE_WAIT_QUEUE_HEAD(sdioh_request_packet_wait);
+DECLARE_WAIT_QUEUE_HEAD(sdioh_request_buffer_wait);
+#define BRCMF_PM_RESUME_WAIT(a) do { \
+               int retry = 0; \
+               while (atomic_read(&brcmf_mmc_suspend) && retry++ != 30) { \
+                       wait_event_timeout(a, false, HZ/100); \
+               } \
+       }       while (0)
+#define BRCMF_PM_RESUME_RETURN_ERROR(a)        \
+       do { if (atomic_read(&brcmf_mmc_suspend)) return a; } while (0)
+#else
+#define BRCMF_PM_RESUME_WAIT(a)
+#define BRCMF_PM_RESUME_RETURN_ERROR(a)
+#endif         /* CONFIG_PM_SLEEP */
 
 static int
 brcmf_sdioh_card_regread(struct sdioh_info *sd, int func, u32 regaddr,
@@ -1049,6 +1063,7 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func,
                        sd_trace(("NIC found, calling brcmf_sdio_probe...\n"));
                        ret = brcmf_sdio_probe(&sdmmc_dev);
                }
+               atomic_set(&brcmf_mmc_suspend, false);
        }
 
        gInstance->func[func->num] = func;
@@ -1077,7 +1092,7 @@ static void brcmf_ops_sdio_remove(struct sdio_func *func)
 }
 
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int brcmf_sdio_suspend(struct device *dev)
 {
        mmc_pm_flag_t sdio_flags;
@@ -1085,6 +1100,8 @@ static int brcmf_sdio_suspend(struct device *dev)
 
        sd_trace(("%s\n", __func__));
 
+       atomic_set(&brcmf_mmc_suspend, true);
+
        sdio_flags = sdio_get_host_pm_caps(gInstance->func[1]);
        if (!(sdio_flags & MMC_PM_KEEP_POWER)) {
                sd_err(("Host can't keep power while suspended\n"));
@@ -1105,9 +1122,10 @@ static int brcmf_sdio_suspend(struct device *dev)
 static int brcmf_sdio_resume(struct device *dev)
 {
        brcmf_sdio_wdtmr_enable(true);
+       atomic_set(&brcmf_mmc_suspend, false);
        return 0;
 }
-#endif         /* CONFIG_PM */
+#endif         /* CONFIG_PM_SLEEP */
 
 int brcmf_sdioh_osinit(struct sdioh_info *sd)
 {

diff --git a/drivers/staging/brcm80211/brcmfmac/dhd.h b/drivers/staging/brcm80211/brcmfmac/dhd.h
index 1fe9d69..9afd9ff 100644 (file)
--- a/drivers/staging/brcm80211/brcmfmac/dhd.h
+++ b/drivers/staging/brcm80211/brcmfmac/dhd.h
@@ -620,18 +620,6 @@ struct bcmevent_name {
 };
 
 #if defined(CONFIG_PM_SLEEP)
-extern atomic_t brcmf_mmc_suspend;
-#define BRCMF_PM_RESUME_WAIT_INIT(a) DECLARE_WAIT_QUEUE_HEAD(a);
-#define _BRCMF_PM_RESUME_WAIT(a, b) do { \
-               int retry = 0; \
-               while (atomic_read(&brcmf_mmc_suspend) && retry++ != b) { \
-                       wait_event_timeout(a, false, HZ/100); \
-               } \
-       }       while (0)
-#define BRCMF_PM_RESUME_WAIT(a)        _BRCMF_PM_RESUME_WAIT(a, 30)
-#define BRCMF_PM_RESUME_RETURN_ERROR(a)        \
-       do { if (atomic_read(&brcmf_mmc_suspend)) return a; } while (0)
-
 #define BRCMF_SPINWAIT_SLEEP_INIT(a) DECLARE_WAIT_QUEUE_HEAD(a);
 #define BRCMF_SPINWAIT_SLEEP(a, exp, us) do { \
                uint countdown = (us) + 9999; \
@@ -642,11 +630,6 @@ extern atomic_t brcmf_mmc_suspend;
        } while (0)
 
 #else
-
-#define BRCMF_PM_RESUME_WAIT_INIT(a)
-#define BRCMF_PM_RESUME_WAIT(a)
-#define BRCMF_PM_RESUME_RETURN_ERROR(a)
-
 #define BRCMF_SPINWAIT_SLEEP_INIT(a)
 #define BRCMF_SPINWAIT_SLEEP(a, exp, us)  do { \
                uint countdown = (us) + 9; \

diff --git a/drivers/staging/brcm80211/brcmfmac/dhd_linux.c b/drivers/staging/brcm80211/brcmfmac/dhd_linux.c
index 07ceaf9..9dc327b 100644 (file)
--- a/drivers/staging/brcm80211/brcmfmac/dhd_linux.c
+++ b/drivers/staging/brcm80211/brcmfmac/dhd_linux.c
@@ -43,11 +43,6 @@
 #include "wl_cfg80211.h"
 #include "bcmchip.h"
 
-#if defined(CONFIG_PM_SLEEP)
-#include <linux/suspend.h>
-atomic_t brcmf_mmc_suspend;
-#endif /*  defined(CONFIG_PM_SLEEP) */
-
 MODULE_AUTHOR("Broadcom Corporation");
 MODULE_DESCRIPTION("Broadcom 802.11n wireless LAN fullmac driver.");
 MODULE_SUPPORTED_DEVICE("Broadcom 802.11n WLAN fullmac cards");
@@ -1274,9 +1269,6 @@ struct brcmf_pub *brcmf_attach(struct brcmf_bus *bus, uint bus_hdrlen)
         */
        memcpy(netdev_priv(net), &drvr_priv, sizeof(drvr_priv));
 
-#if defined(CONFIG_PM_SLEEP)
-       atomic_set(&brcmf_mmc_suspend, false);
-#endif /* defined(CONFIG_PM_SLEEP) */
        return &drvr_priv->pub;
 
 fail:

diff --git a/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c
index 440ae6d..02137ac 100644 (file)
--- a/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c
+++ b/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c
@@ -2102,10 +2102,6 @@ static s32 brcmf_cfg80211_resume(struct wiphy *wiphy)
         */
        WL_TRACE("Enter\n");
 
-#if defined(CONFIG_PM_SLEEP)
-       atomic_set(&brcmf_mmc_suspend, false);
-#endif /*  defined(CONFIG_PM_SLEEP) */
-
        if (test_bit(WL_STATUS_READY, &cfg_priv->status))
                brcmf_invoke_iscan(wiphy_to_cfg(wiphy));
 
@@ -2167,10 +2163,6 @@ static s32 brcmf_cfg80211_suspend(struct wiphy *wiphy,
                brcmf_set_mpc(ndev, 1);
        }
 
-#if defined(CONFIG_PM_SLEEP)
-       atomic_set(&brcmf_mmc_suspend, true);
-#endif /*  defined(CONFIG_PM_SLEEP) */
-
        WL_TRACE("Exit\n");
 
        return 0;