On Fri, 10 Oct 2014, micky_ching@xxxxxxxxxxxxxx wrote:
> From: Micky Ching <micky_ching@xxxxxxxxxxxxxx>
>
> Fix rts5227&5249 failed send buffer cmd after suspend,
> PM_CTRL3 should reset before send any buffer cmd after suspend.
> Otherwise, buffer cmd will failed, this will lead resume fail.
>
> Signed-off-by: Micky Ching <micky_ching@xxxxxxxxxxxxxx>
> ---
> drivers/mfd/Makefile | 2 +-
> drivers/mfd/rts5227.c | 6 ++++++
> drivers/mfd/rts5249.c | 4 ++++
> drivers/mfd/rtsx_gops.c | 37 +++++++++++++++++++++++++++++++++++++
> drivers/mfd/rtsx_pcr.h | 3 +++
> include/linux/mfd/rtsx_pci.h | 28 ++++++++++++++++++++++++++++
> 6 files changed, 79 insertions(+), 1 deletion(-)
> create mode 100644 drivers/mfd/rtsx_gops.c
[...]
> +static inline int rtsx_pci_update_cfg_byte(struct rtsx_pcr *pcr, int addr,
> + u8 mask, u8 append)
> +{
> + int err;
> + u8 val;
> +
> + err = pci_read_config_byte(pcr->pci, addr, &val);
> + if (err < 0)
> + return err;
> + return pci_write_config_byte(pcr->pci, addr, (val & mask) | append);
> +}
> +
Why is this in here? Why not put it in the generic ops file?
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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