[PATCH v9 2/9] qcom: spm: Add Subsystem Power Manager driver

Daniel Lezcano daniel.lezcano at linaro.org
Mon Nov 17 13:32:18 PST 2014


On 10/25/2014 01:40 AM, Lina Iyer wrote:

Hi Lina,

[ ... ]

> +static inline void spm_register_write(struct spm_driver_data *drv,
> +					enum spm_reg reg, u32 val)
> +{
> +	if (drv->reg_data->reg_offset[reg])
> +		writel_relaxed(val, drv->reg_base +
> +				drv->reg_data->reg_offset[reg]);

Why not use writel and don't use 'wmb' below ?

> +}
> +

[ ... ]

> +	spm_register_write(drv, SPM_REG_SPM_CTL, ctl_val);
> +
> +	/* Ensure we have written the start address */
> +	wmb();



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