Hi,
On 08/12/2014 04:28 PM, Yunpeng Gao wrote:
> Add some more sysfs export related to eMMC BK Ops,
> HPI and Hardware Reset features. It'll be helpful
> for debugging.
Did you use "mmc-utils"?
Best Regards,
Jaehoon Chung
>
> Signed-off-by: Yunpeng Gao <yunpeng.gao@xxxxxxxxx>
> Signed-off-by: Chuanxiao Xiao <chuanxiao.dong@xxxxxxxxx>
> ---
> drivers/mmc/core/mmc.c | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
> index 793c6f7..15b7ab0 100644
> --- a/drivers/mmc/core/mmc.c
> +++ b/drivers/mmc/core/mmc.c
> @@ -710,6 +710,12 @@ MMC_DEV_ATTR(enhanced_area_offset, "%llu\n",
> MMC_DEV_ATTR(enhanced_area_size, "%u\n", card->ext_csd.enhanced_area_size);
> MMC_DEV_ATTR(raw_rpmb_size_mult, "%#x\n", card->ext_csd.raw_rpmb_size_mult);
> MMC_DEV_ATTR(rel_sectors, "%#x\n", card->ext_csd.rel_sectors);
> +MMC_DEV_ATTR(hpi_support, "%d\n", card->ext_csd.hpi);
> +MMC_DEV_ATTR(hpi_enable, "%d\n", card->ext_csd.hpi_en);
> +MMC_DEV_ATTR(hpi_command, "%d\n", card->ext_csd.hpi_cmd);
> +MMC_DEV_ATTR(hw_reset_support, "%d\n", card->ext_csd.rst_n_function);
> +MMC_DEV_ATTR(bkops_support, "%d\n", card->ext_csd.bkops);
> +MMC_DEV_ATTR(bkops_enable, "%d\n", card->ext_csd.bkops_en);
>
> static struct attribute *mmc_std_attrs[] = {
> &dev_attr_cid.attr,
> @@ -728,6 +734,12 @@ static struct attribute *mmc_std_attrs[] = {
> &dev_attr_enhanced_area_size.attr,
> &dev_attr_raw_rpmb_size_mult.attr,
> &dev_attr_rel_sectors.attr,
> + &dev_attr_hpi_support.attr,
> + &dev_attr_hpi_enable.attr,
> + &dev_attr_hpi_command.attr,
> + &dev_attr_hw_reset_support.attr,
> + &dev_attr_bkops_support.attr,
> + &dev_attr_bkops_enable.attr,
> NULL,
> };
> ATTRIBUTE_GROUPS(mmc_std);
>
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