Re: [PATCH v9 2/3] fpga manager: Add cyclone-ps-spi driver for Altera FPGAs

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Hi Joshua,

On Tue, 24 Jan 2017 14:19:33 -0800
Joshua Clayton stillcompiling@xxxxxxxxx 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,
Anatolij
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