[U-Boot] [PATCH v1 1/2] usb: dfu: add config option to use in dfu mode fullspeed only

[Heiko Schocher <hs@denx.de>]

Hello Bin Liu,

Am 09.09.2014 16:09, schrieb Bin Liu:
> Heiko,
>
> On 09/09/2014 07:37 AM, Heiko Schocher wrote:
>> add the new config option CONFIG_DFU_FULLSPEED. With this
>> option enabled, DFU uses fullspeed only.
>
> Can we not introduce the new config option but check the gadget driver speed in runtime as what the ether gadget driver does?
> I don't want two config options (CONFIG_USB_GADGET_DUALSPEED and CONFIG_DFU_FULLSPEED) to control one feature, as in your patch 2/2.

Hmm.. I am not sure, if I understand you correct. I could use
CONFIG_USB_GADGET_DUALSPEED instead the new config option
for setting "config->fullspeed = 1;" in g_dnl_config_register()

If you mean this, yes, thats would be a good change...

bye,
Heiko
>
> Regards,
> -Bin.
>
>>
>> Signed-off-by: Heiko Schocher <hs@denx.de>
>> Cc: Tom Rini <trini@ti.com>
>> Cc: Lukasz Majewski <l.majewski@samsung.com>
>> Cc: Marek Vasut <marex@denx.de>
>> Cc: Liu Bin <b-liu@ti.com>
>> Cc: Lukas Stockmann <lukas.stockmann@siemens.com>
>> ---
>> README | 3 +++
>> drivers/usb/gadget/f_dfu.c | 3 +++
>> drivers/usb/gadget/g_dnl.c | 3 +++
>> 3 files changed, 9 insertions(+)
>>
>> diff --git a/README b/README
>> index 0a0f528..1413392 100644
>> --- a/README
>> +++ b/README
>> @@ -1607,6 +1607,9 @@ The following options need to be configured:
>> entering dfuMANIFEST state. Host waits this timeout, before
>> sending again an USB request to the device.
>>
>> + CONFIG_DFU_FULLSPEED
>> + use for the dfu functionality fullspeed only.
>> +
>> - USB Device Android Fastboot support:
>> CONFIG_CMD_FASTBOOT
>> This enables the command "fastboot" which enables the Android
>> diff --git a/drivers/usb/gadget/f_dfu.c b/drivers/usb/gadget/f_dfu.c
>> index 1145aab..dfa9f3b 100644
>> --- a/drivers/usb/gadget/f_dfu.c
>> +++ b/drivers/usb/gadget/f_dfu.c
>> @@ -238,6 +238,7 @@ static inline void to_dfu_mode(struct f_dfu *f_dfu)
>> {
>> f_dfu->usb_function.strings = dfu_strings;
>> f_dfu->usb_function.hs_descriptors = f_dfu->function;
>> + f_dfu->usb_function.descriptors = f_dfu->function;
>> f_dfu->dfu_state = DFU_STATE_dfuIDLE;
>> }
>>
>> @@ -245,6 +246,7 @@ static inline void to_runtime_mode(struct f_dfu *f_dfu)
>> {
>> f_dfu->usb_function.strings = NULL;
>> f_dfu->usb_function.hs_descriptors = dfu_runtime_descs;
>> + f_dfu->usb_function.descriptors = dfu_runtime_descs;
>> }
>>
>> static int handle_upload(struct usb_request *req, u16 len)
>> @@ -809,6 +811,7 @@ static int dfu_bind_config(struct usb_configuration *c)
>> return -ENOMEM;
>> f_dfu->usb_function.name = "dfu";
>> f_dfu->usb_function.hs_descriptors = dfu_runtime_descs;
>> + f_dfu->usb_function.descriptors = dfu_runtime_descs;
>> f_dfu->usb_function.bind = dfu_bind;
>> f_dfu->usb_function.unbind = dfu_unbind;
>> f_dfu->usb_function.set_alt = dfu_set_alt;
>> diff --git a/drivers/usb/gadget/g_dnl.c b/drivers/usb/gadget/g_dnl.c
>> index 58cad11..79e0c9c 100644
>> --- a/drivers/usb/gadget/g_dnl.c
>> +++ b/drivers/usb/gadget/g_dnl.c
>> @@ -143,6 +143,9 @@ static int g_dnl_config_register(struct usb_composite_dev *cdev)
>> config->bConfigurationValue = CONFIGURATION_NUMBER;
>> config->iConfiguration = STRING_USBDOWN;
>> config->bind = g_dnl_do_config;
>> +#if defined(CONFIG_DFU_FULLSPEED)
>> + config->fullspeed = 1;
>> +#endif
>>
>> return usb_add_config(cdev, config);
>> }
>>
>
>
>

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