stating: octeon-usb: cvmx_usb_initialize(): eliminate extra indentation

Eliminate extra indentation by putting all the code into the same block.
Also delete a bogus comment.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/octeon-usb/octeon-hcd.c b/drivers/staging/octeon-usb/octeon-hcd.c
index d71ae297c36f9438fd6630e438c59dc6ef9115ac..feaaafc30976698044af8ba1a7c4d77dd49f3246 100644 (file)
--- a/drivers/staging/octeon-usb/octeon-hcd.c
+++ b/drivers/staging/octeon-usb/octeon-hcd.c
@@ -705,9 +705,15 @@ static int cvmx_usb_shutdown(struct cvmx_usb_state *usb)
 static int cvmx_usb_initialize(struct device *dev,
                               struct cvmx_usb_state *usb)
 {
+       int channel;
+       int divisor;
        int retries = 0;
+       union cvmx_usbcx_hcfg usbcx_hcfg;
        union cvmx_usbnx_clk_ctl usbn_clk_ctl;
        union cvmx_usbcx_gintsts usbc_gintsts;
+       union cvmx_usbcx_gahbcfg usbcx_gahbcfg;
+       union cvmx_usbcx_gintmsk usbcx_gintmsk;
+       union cvmx_usbcx_gusbcfg usbcx_gusbcfg;
        union cvmx_usbnx_usbp_ctl_status usbn_usbp_ctl_status;
 
 retry:
@@ -775,15 +781,14 @@ static int cvmx_usb_initialize(struct device *dev,
         *     setting USBN0/1_CLK_CTL[ENABLE] = 1. Divide the core clock down
         *     such that USB is as close as possible to 125Mhz
         */
-       {
-               int divisor = DIV_ROUND_UP(octeon_get_clock_rate(), 125000000);
-               /* Lower than 4 doesn't seem to work properly */
-               if (divisor < 4)
-                       divisor = 4;
-               usbn_clk_ctl.s.divide = divisor;
-               usbn_clk_ctl.s.divide2 = 0;
-       }
+       divisor = DIV_ROUND_UP(octeon_get_clock_rate(), 125000000);
+       /* Lower than 4 doesn't seem to work properly */
+       if (divisor < 4)
+               divisor = 4;
+       usbn_clk_ctl.s.divide = divisor;
+       usbn_clk_ctl.s.divide2 = 0;
        cvmx_write64_uint64(CVMX_USBNX_CLK_CTL(usb->index), usbn_clk_ctl.u64);
+
        /* 2d. Write USBN0/1_CLK_CTL[HCLK_RST] = 1 */
        usbn_clk_ctl.s.hclk_rst = 1;
        cvmx_write64_uint64(CVMX_USBNX_CLK_CTL(usb->index), usbn_clk_ctl.u64);
@@ -862,18 +867,16 @@ static int cvmx_usb_initialize(struct device *dev,
         *    USBC_GAHBCFG[PTXFEMPLVL]
         *    Global interrupt mask, USBC_GAHBCFG[GLBLINTRMSK] = 1
         */
-       {
-               union cvmx_usbcx_gahbcfg usbcx_gahbcfg;
-               usbcx_gahbcfg.u32 = 0;
-               usbcx_gahbcfg.s.dmaen = !(usb->init_flags &
-                                         CVMX_USB_INITIALIZE_FLAGS_NO_DMA);
-               usbcx_gahbcfg.s.hbstlen = 0;
-               usbcx_gahbcfg.s.nptxfemplvl = 1;
-               usbcx_gahbcfg.s.ptxfemplvl = 1;
-               usbcx_gahbcfg.s.glblintrmsk = 1;
-               cvmx_usb_write_csr32(usb, CVMX_USBCX_GAHBCFG(usb->index),
-                                    usbcx_gahbcfg.u32);
-       }
+       usbcx_gahbcfg.u32 = 0;
+       usbcx_gahbcfg.s.dmaen = !(usb->init_flags &
+                                 CVMX_USB_INITIALIZE_FLAGS_NO_DMA);
+       usbcx_gahbcfg.s.hbstlen = 0;
+       usbcx_gahbcfg.s.nptxfemplvl = 1;
+       usbcx_gahbcfg.s.ptxfemplvl = 1;
+       usbcx_gahbcfg.s.glblintrmsk = 1;
+       cvmx_usb_write_csr32(usb, CVMX_USBCX_GAHBCFG(usb->index),
+                            usbcx_gahbcfg.u32);
+
        /*
         * 3. Program the following fields in USBC_GUSBCFG register.
         *    HS/FS timeout calibration, USBC_GUSBCFG[TOUTCAL] = 0
@@ -881,79 +884,60 @@ static int cvmx_usb_initialize(struct device *dev,
         *    USB turnaround time, USBC_GUSBCFG[USBTRDTIM] = 0x5
         *    PHY low-power clock select, USBC_GUSBCFG[PHYLPWRCLKSEL] = 0
         */
-       {
-               union cvmx_usbcx_gusbcfg usbcx_gusbcfg;
-
-               usbcx_gusbcfg.u32 = cvmx_usb_read_csr32(usb,
-                               CVMX_USBCX_GUSBCFG(usb->index));
-               usbcx_gusbcfg.s.toutcal = 0;
-               usbcx_gusbcfg.s.ddrsel = 0;
-               usbcx_gusbcfg.s.usbtrdtim = 0x5;
-               usbcx_gusbcfg.s.phylpwrclksel = 0;
-               cvmx_usb_write_csr32(usb, CVMX_USBCX_GUSBCFG(usb->index),
-                                    usbcx_gusbcfg.u32);
-       }
+       usbcx_gusbcfg.u32 = cvmx_usb_read_csr32(usb,
+                                               CVMX_USBCX_GUSBCFG(usb->index));
+       usbcx_gusbcfg.s.toutcal = 0;
+       usbcx_gusbcfg.s.ddrsel = 0;
+       usbcx_gusbcfg.s.usbtrdtim = 0x5;
+       usbcx_gusbcfg.s.phylpwrclksel = 0;
+       cvmx_usb_write_csr32(usb, CVMX_USBCX_GUSBCFG(usb->index),
+                            usbcx_gusbcfg.u32);
+
        /*
         * 4. The software must unmask the following bits in the USBC_GINTMSK
         *    register.
         *    OTG interrupt mask, USBC_GINTMSK[OTGINTMSK] = 1
         *    Mode mismatch interrupt mask, USBC_GINTMSK[MODEMISMSK] = 1
         */
-       {
-               union cvmx_usbcx_gintmsk usbcx_gintmsk;
-               int channel;
-
-               usbcx_gintmsk.u32 = cvmx_usb_read_csr32(usb,
-                               CVMX_USBCX_GINTMSK(usb->index));
-               usbcx_gintmsk.s.otgintmsk = 1;
-               usbcx_gintmsk.s.modemismsk = 1;
-               usbcx_gintmsk.s.hchintmsk = 1;
-               usbcx_gintmsk.s.sofmsk = 0;
-               /* We need RX FIFO interrupts if we don't have DMA */
-               if (usb->init_flags & CVMX_USB_INITIALIZE_FLAGS_NO_DMA)
-                       usbcx_gintmsk.s.rxflvlmsk = 1;
-               cvmx_usb_write_csr32(usb, CVMX_USBCX_GINTMSK(usb->index),
-                                    usbcx_gintmsk.u32);
+       usbcx_gintmsk.u32 = cvmx_usb_read_csr32(usb,
+                                               CVMX_USBCX_GINTMSK(usb->index));
+       usbcx_gintmsk.s.otgintmsk = 1;
+       usbcx_gintmsk.s.modemismsk = 1;
+       usbcx_gintmsk.s.hchintmsk = 1;
+       usbcx_gintmsk.s.sofmsk = 0;
+       /* We need RX FIFO interrupts if we don't have DMA */
+       if (usb->init_flags & CVMX_USB_INITIALIZE_FLAGS_NO_DMA)
+               usbcx_gintmsk.s.rxflvlmsk = 1;
+       cvmx_usb_write_csr32(usb, CVMX_USBCX_GINTMSK(usb->index),
+                            usbcx_gintmsk.u32);
 
-               /*
-                * Disable all channel interrupts. We'll enable them per channel
-                * later.
-                */
-               for (channel = 0; channel < 8; channel++)
-                       cvmx_usb_write_csr32(usb,
-                               CVMX_USBCX_HCINTMSKX(channel, usb->index), 0);
-       }
+       /*
+        * Disable all channel interrupts. We'll enable them per channel later.
+        */
+       for (channel = 0; channel < 8; channel++)
+               cvmx_usb_write_csr32(usb,
+                                    CVMX_USBCX_HCINTMSKX(channel, usb->index),
+                                    0);
 
-       {
-               /*
-                * Host Port Initialization
-                *
-                * 1. Program the host-port interrupt-mask field to unmask,
-                *    USBC_GINTMSK[PRTINT] = 1
-                */
-               USB_SET_FIELD32(CVMX_USBCX_GINTMSK(usb->index),
-                               union cvmx_usbcx_gintmsk, prtintmsk, 1);
-               USB_SET_FIELD32(CVMX_USBCX_GINTMSK(usb->index),
-                               union cvmx_usbcx_gintmsk, disconnintmsk, 1);
-               /*
-                * 2. Program the USBC_HCFG register to select full-speed host
-                *    or high-speed host.
-                */
-               {
-                       union cvmx_usbcx_hcfg usbcx_hcfg;
-
-                       usbcx_hcfg.u32 = cvmx_usb_read_csr32(usb,
-                                       CVMX_USBCX_HCFG(usb->index));
-                       usbcx_hcfg.s.fslssupp = 0;
-                       usbcx_hcfg.s.fslspclksel = 0;
-                       cvmx_usb_write_csr32(usb, CVMX_USBCX_HCFG(usb->index),
-                                            usbcx_hcfg.u32);
-               }
+       /*
+        * Host Port Initialization
+        *
+        * 1. Program the host-port interrupt-mask field to unmask,
+        *    USBC_GINTMSK[PRTINT] = 1
+        */
+       USB_SET_FIELD32(CVMX_USBCX_GINTMSK(usb->index),
+                       union cvmx_usbcx_gintmsk, prtintmsk, 1);
+       USB_SET_FIELD32(CVMX_USBCX_GINTMSK(usb->index),
+                       union cvmx_usbcx_gintmsk, disconnintmsk, 1);
 
-               /*
-                * Steps 4-15 from the manual are done later in the port enable
-                */
-       }
+       /*
+        * 2. Program the USBC_HCFG register to select full-speed host
+        *    or high-speed host.
+        */
+       usbcx_hcfg.u32 = cvmx_usb_read_csr32(usb, CVMX_USBCX_HCFG(usb->index));
+       usbcx_hcfg.s.fslssupp = 0;
+       usbcx_hcfg.s.fslspclksel = 0;
+       cvmx_usb_write_csr32(usb, CVMX_USBCX_HCFG(usb->index), usbcx_hcfg.u32);
 
        cvmx_fifo_setup(usb);