Messages in this thread | | | From | Alan Tull <> | Date | Wed, 15 Feb 2017 11:14:14 -0600 | Subject | Re: [PATCH v9 2/3] fpga manager: Add cyclone-ps-spi driver for Altera FPGAs |
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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.
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
> > Thanks, > Anatolij
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