Dear Marek,

On 3/5/2012 11:45 PM, Marek Vasut wrote:
Dear Amit Virdi,

From: Vipin KUMAR<vipin.ku...@st.com>

This patch adds the support for usb device high speed for designware
peripheral.

Signed-off-by: Vipin Kumar<vipin.ku...@st.com>
Signed-off-by: Amit Virdi<amit.vi...@st.com>
---
  drivers/usb/gadget/designware_udc.c |   13 +++++++++----
  include/usb/designware_udc.h        |    3 +++
  2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/drivers/usb/gadget/designware_udc.c
b/drivers/usb/gadget/designware_udc.c index 3c20f3d..d4b53a2 100644
--- a/drivers/usb/gadget/designware_udc.c
+++ b/drivers/usb/gadget/designware_udc.c
@@ -566,7 +566,7 @@ int udc_init(void)
        writel(~0x0,&udc_regs_p->dev_int_mask);
        writel(~0x0,&udc_regs_p->endp_int_mask);

-       writel(DEV_CONF_FS_SPEED | DEV_CONF_REMWAKEUP | DEV_CONF_SELFPOW |
+       writel(DEV_CONF_HS_SPEED | DEV_CONF_REMWAKEUP | DEV_CONF_SELFPOW |
               DEV_CONF_PHYINT_16,&udc_regs_p->dev_conf);

Won't this break anything?

You're right. Perhaps, it's better to configure FS only if the FS is configured. I'll amend this part.


        writel(DEV_CNTL_SOFTDISCONNECT,&udc_regs_p->dev_cntl);
@@ -577,6 +577,11 @@ int udc_init(void)
        return 0;
  }

+int is_usbd_high_speed(void)
+{
+       return (readl(&udc_regs_p->dev_stat)&  DEV_STAT_ENUM) ? 0 : 1;
+}
+
  /*
   * udc_setup_ep - setup endpoint
   * Associate a physical endpoint with endpoint_instance
@@ -792,7 +797,7 @@ void udc_startup_events(struct usb_device_instance
*device) /*
   * Plug detection interrupt handling
   */
-void dw_udc_plug_irq(void)
+static void dw_udc_plug_irq(void)

This staticisation stuff should go in a separate patch please.


Ok.

  {
        if (readl(&plug_regs_p->plug_state)&  PLUG_STATUS_ATTACHED) {
                /*
@@ -816,7 +821,7 @@ void dw_udc_plug_irq(void)
  /*
   * Device interrupt handling
   */
-void dw_udc_dev_irq(void)
+static void dw_udc_dev_irq(void)
  {
        if (readl(&udc_regs_p->dev_int)&  DEV_INT_USBRESET) {
                writel(~0x0,&udc_regs_p->endp_int_mask);
@@ -886,7 +891,7 @@ void dw_udc_dev_irq(void)
  /*
   * Endpoint interrupt handling
   */
-void dw_udc_endpoint_irq(void)
+static void dw_udc_endpoint_irq(void)
  {
        while (readl(&udc_regs_p->endp_int)&  ENDP0_INT_CTRLOUT) {

diff --git a/include/usb/designware_udc.h b/include/usb/designware_udc.h
index ae98e8c..8d48ae9 100644
--- a/include/usb/designware_udc.h
+++ b/include/usb/designware_udc.h
@@ -197,6 +197,9 @@ struct udcfifo_regs {
  #define  UDC_INT_PACKET_SIZE          64
  #define  UDC_OUT_ENDPOINT             2
  #define  UDC_BULK_PACKET_SIZE         64
+#if defined(CONFIG_USBD_HS)
+#define  UDC_BULK_HS_PACKET_SIZE       512
+#endif

You can define this without the ifdef


Ok.

  #define  UDC_IN_ENDPOINT              3
  #define  UDC_OUT_PACKET_SIZE          64
  #define  UDC_IN_PACKET_SIZE           64


Thanks for reviewing.

Best Regards
Amit Virdi
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