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SubjectRe: [PATCH 3/3] soc: qcom: mdt_loader: add offset to request_firmware_into_buf
On Wed, May 22, 2019 at 07:51:13PM -0700, Scott Branden wrote:
> Adjust request_firmware_into_buf API to allow for portions
> of firmware file to be read into a buffer. mdt_loader still
> retricts request fo whole file read into buffer.
>
> Signed-off-by: Scott Branden <scott.branden@broadcom.com>
> ---
> drivers/soc/qcom/mdt_loader.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/soc/qcom/mdt_loader.c b/drivers/soc/qcom/mdt_loader.c
> index 1c488024c698..ad20d159699c 100644
> --- a/drivers/soc/qcom/mdt_loader.c
> +++ b/drivers/soc/qcom/mdt_loader.c
> @@ -172,8 +172,11 @@ static int __qcom_mdt_load(struct device *dev, const struct firmware *fw,
>
> if (phdr->p_filesz) {
> sprintf(fw_name + fw_name_len - 3, "b%02d", i);
> - ret = request_firmware_into_buf(&seg_fw, fw_name, dev,
> - ptr, phdr->p_filesz);
> + ret = request_firmware_into_buf
> + (&seg_fw, fw_name, dev,
> + ptr, phdr->p_filesz,
> + 0,
> + KERNEL_PREAD_FLAG_WHOLE);

So, all that work in the first 2 patches for no real change at all? Why
are these changes even needed?

And didn't you break this driver in patch 2/3? You can't fix it up
later here, you need to also resolve that in the 2nd patch.

thanks,

greg k-h

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