RE: [PATCH V3 29/30] mmc: sdhci-pci: Enable Software Command Queuing for some Intel controllers

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> -----Original Message-----
> From: Adrian Hunter [mailto:adrian.hunter@xxxxxxxxx]
> Sent: Friday, July 08, 2016 3:53 PM
> To: Ulf Hansson
> Cc: linux-mmc; Alex Lemberg; Mateusz Nowak; Yuliy Izrailov; Jaehoon Chung;
> Dong Aisheng; Das Asutosh; Zhangfei Gao; Dorfman Konstantin; David
> Griego; Sahitya Tummala; Harjani Ritesh; Venu Byravarasu
> Subject: [PATCH V3 29/30] mmc: sdhci-pci: Enable Software Command
> Queuing for some Intel controllers
> 
> Set MMC_CAP_SWCMDQ for Intel BYT and related eMMC host controllers.
> 
> Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
> ---
>  drivers/mmc/host/sdhci-pci-core.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-
> core.c
> index 358ac0978cde..4504fc381877 100644
> --- a/drivers/mmc/host/sdhci-pci-core.c
> +++ b/drivers/mmc/host/sdhci-pci-core.c
> @@ -356,7 +356,7 @@ static int byt_emmc_probe_slot(struct sdhci_pci_slot
> *slot)  {
>  	slot->host->mmc->caps |= MMC_CAP_8_BIT_DATA |
> MMC_CAP_NONREMOVABLE |
>  				 MMC_CAP_HW_RESET |
> MMC_CAP_1_8V_DDR |
> -				 MMC_CAP_CMD_DURING_TFR |
> +				 MMC_CAP_CMD_DURING_TFR |

What exactly got changed in this patch?

> MMC_CAP_SWCMDQ |
>  				 MMC_CAP_WAIT_WHILE_BUSY;
>  	slot->host->mmc->caps2 |= MMC_CAP2_HC_ERASE_SZ;
>  	slot->hw_reset = sdhci_pci_int_hw_reset;
> --
> 1.9.1

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