bcma: change delays to follow timers-howto guide

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Cc: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/bcma/core.c b/drivers/bcma/core.c
index 63c8b470536f7278c164f762c1033c0bd27ca9d9..03bbe104338ff70db5abb6fbace10b1595f438a0 100644 (file)
--- a/drivers/bcma/core.c
+++ b/drivers/bcma/core.c
@@ -65,7 +65,7 @@ void bcma_core_set_clockmode(struct bcma_device *core,
        switch (clkmode) {
        case BCMA_CLKMODE_FAST:
                bcma_set32(core, BCMA_CLKCTLST, BCMA_CLKCTLST_FORCEHT);
-               udelay(64);
+               usleep_range(64, 300);
                for (i = 0; i < 1500; i++) {
                        if (bcma_read32(core, BCMA_CLKCTLST) &
                            BCMA_CLKCTLST_HAVEHT) {

diff --git a/drivers/bcma/driver_chipcommon_pmu.c b/drivers/bcma/driver_chipcommon_pmu.c
index 8b8f2f3862a21060267501925a697dbab4aeb429..201faf106b3f4e342337e2219213a72c670ef447 100644 (file)
--- a/drivers/bcma/driver_chipcommon_pmu.c
+++ b/drivers/bcma/driver_chipcommon_pmu.c
@@ -76,7 +76,10 @@ static void bcma_pmu_resources_init(struct bcma_drv_cc *cc)
        if (max_msk)
                bcma_cc_write32(cc, BCMA_CC_PMU_MAXRES_MSK, max_msk);
 
-       /* Add some delay; allow resources to come up and settle. */
+       /*
+        * Add some delay; allow resources to come up and settle.
+        * Delay is required for SoC (early init).
+        */
        mdelay(2);
 }
 

diff --git a/drivers/bcma/driver_pci.c b/drivers/bcma/driver_pci.c
index c32ebd537abe3a3e5f8f5e777f119c8768c9ea38..c39ee6d458506d6bb9c44eae651742e692255207 100644 (file)
--- a/drivers/bcma/driver_pci.c
+++ b/drivers/bcma/driver_pci.c
@@ -51,7 +51,7 @@ static void bcma_pcie_mdio_set_phy(struct bcma_drv_pci *pc, u8 phy)
                v = pcicore_read32(pc, BCMA_CORE_PCI_MDIO_CONTROL);
                if (v & BCMA_CORE_PCI_MDIOCTL_ACCESS_DONE)
                        break;
-               msleep(1);
+               usleep_range(1000, 2000);
        }
 }
 
@@ -92,7 +92,7 @@ static u16 bcma_pcie_mdio_read(struct bcma_drv_pci *pc, u8 device, u8 address)
                        ret = pcicore_read32(pc, BCMA_CORE_PCI_MDIO_DATA);
                        break;
                }
-               msleep(1);
+               usleep_range(1000, 2000);
        }
        pcicore_write32(pc, BCMA_CORE_PCI_MDIO_CONTROL, 0);
        return ret;
@@ -132,7 +132,7 @@ static void bcma_pcie_mdio_write(struct bcma_drv_pci *pc, u8 device,
                v = pcicore_read32(pc, BCMA_CORE_PCI_MDIO_CONTROL);
                if (v & BCMA_CORE_PCI_MDIOCTL_ACCESS_DONE)
                        break;
-               msleep(1);
+               usleep_range(1000, 2000);
        }
        pcicore_write32(pc, BCMA_CORE_PCI_MDIO_CONTROL, 0);
 }

diff --git a/drivers/bcma/driver_pci_host.c b/drivers/bcma/driver_pci_host.c
index cbae2c2313366c8792d3a08e5a963aa05a35655a..9baf886e82df39f710b897a0b864824fbedfebad 100644 (file)
--- a/drivers/bcma/driver_pci_host.c
+++ b/drivers/bcma/driver_pci_host.c
@@ -425,9 +425,9 @@ void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc)
        pc_host->io_resource.flags = IORESOURCE_IO | IORESOURCE_PCI_FIXED;
 
        /* Reset RC */
-       udelay(3000);
+       usleep_range(3000, 5000);
        pcicore_write32(pc, BCMA_CORE_PCI_CTL, BCMA_CORE_PCI_CTL_RST_OE);
-       udelay(1000);
+       usleep_range(1000, 2000);
        pcicore_write32(pc, BCMA_CORE_PCI_CTL, BCMA_CORE_PCI_CTL_RST |
                        BCMA_CORE_PCI_CTL_RST_OE);
 
@@ -481,7 +481,7 @@ void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc)
         * before issuing configuration requests to PCI Express
         * devices.
         */
-       udelay(100000);
+       msleep(100);
 
        bcma_core_pci_enable_crs(pc);
 
@@ -501,7 +501,7 @@ void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc)
        set_io_port_base(pc_host->pci_controller.io_map_base);
        /* Give some time to the PCI controller to configure itself with the new
         * values. Not waiting at this point causes crashes of the machine. */
-       mdelay(10);
+       usleep_range(10000, 15000);
        register_pci_controller(&pc_host->pci_controller);
        return;
 }