lkml.org 
[lkml]   [2017]   [Feb]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v9 2/3] fpga manager: Add cyclone-ps-spi driver for Altera FPGAs
From
Date

On 02/15/2017 09:14 AM, Alan Tull wrote:
> On Wed, Feb 15, 2017 at 9:26 AM, Anatolij Gustschin <agust@denx.de> wrote:
>> Hi Joshua,
>>
>> On Tue, 24 Jan 2017 14:19:33 -0800
>> Joshua Clayton stillcompiling@gmail.com wrote:
>> ...
>>> +static int cyclonespi_write(struct fpga_manager *mgr, const char *buf,
>>> + size_t count)
>>> +{
>>> + struct cyclonespi_conf *conf = (struct cyclonespi_conf *)mgr->priv;
>>> + const char *fw_data = buf;
>>> + const char *fw_data_end = fw_data + count;
>>> +
>>> + while (fw_data < fw_data_end) {
>>> + int ret;
>>> + size_t stride = min(fw_data_end - fw_data, SZ_4K);
>>> +
>>> + rev_buf(fw_data, stride);
>> Can we make rev_buf() optional here? I've tested this driver with
>> Stratix-V FPGA using orion_spi driver. It works without swapping
>> the data.
Thanks for testing!
I'd be happy to make it an optional feature, rather than integral.
> I replied earlier, but something in my email settings bounced.
>
> The way to make it optional is to add a bit to the flags of the
> fpga_image_info struct.
>
> Alan
OK.
>
>> Thanks,
>> Anatolij

\
 
 \ /
  Last update: 2017-02-16 00:03    [W:0.088 / U:0.256 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site