This patch adds the Kconfig for enabling crypto support for
UFS Host Controller driver. It also adds Makefile changes
for building crypto support based on crypto Kconfig selection.
Signed-off-by: Ladvine D Almeida <[email protected]>
---
drivers/scsi/ufs/Kconfig | 15 +++++++++++++++
drivers/scsi/ufs/Makefile | 6 +++++-
2 files changed, 20 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/ufs/Kconfig b/drivers/scsi/ufs/Kconfig
index e27b4d4..0134672 100644
--- a/drivers/scsi/ufs/Kconfig
+++ b/drivers/scsi/ufs/Kconfig
@@ -50,6 +50,21 @@ config SCSI_UFSHCD
However, do not compile this as a module if your root file system
(the one containing the directory /) is located on a UFS device.
+config SCSI_UFSHCD_INLINE_ENCRYPTION
+ bool "Universal Flash Storage Controller Driver crypto support"
+ depends on SCSI_UFSHCD
+ default n
+ select BLK_DEV_INLINE_ENCRYPTION if SCSI_UFSHCD_INLINE_ENCRYPTION
+ help
+ This enables the Inline Encryption feature of the UFS Host
+ Controller driver. Once the capability is detected in hardware,
+ it will be made available for the user through Linux Kernel
+ Cryptography Framework(LKCF).
+
+ If you have a controller with this capability, say Y.
+
+ If unsure, say N.
+
config SCSI_UFSHCD_PCI
tristate "PCI bus based UFS Controller support"
depends on SCSI_UFSHCD && PCI
diff --git a/drivers/scsi/ufs/Makefile b/drivers/scsi/ufs/Makefile
index 918f579..ab84bec 100644
--- a/drivers/scsi/ufs/Makefile
+++ b/drivers/scsi/ufs/Makefile
@@ -4,6 +4,10 @@ obj-$(CONFIG_SCSI_UFS_DWC_TC_PCI) += tc-dwc-g210-pci.o ufshcd-dwc.o tc-dwc-g210.
obj-$(CONFIG_SCSI_UFS_DWC_TC_PLATFORM) += tc-dwc-g210-pltfrm.o ufshcd-dwc.o tc-dwc-g210.o
obj-$(CONFIG_SCSI_UFS_QCOM) += ufs-qcom.o
obj-$(CONFIG_SCSI_UFSHCD) += ufshcd-core.o
-ufshcd-core-objs := ufshcd.o ufs-sysfs.o
+ifdef CONFIG_SCSI_UFSHCD_INLINE_ENCRYPTION
+ ufshcd-core-objs := ufshcd.o ufs-sysfs.o ufshcd-crypto.o
+else
+ ufshcd-core-objs := ufshcd.o ufs-sysfs.o
+endif
obj-$(CONFIG_SCSI_UFSHCD_PCI) += ufshcd-pci.o
obj-$(CONFIG_SCSI_UFSHCD_PLATFORM) += ufshcd-pltfrm.o
--
2.7.4
On 05/28/2018 06:29 AM, Ladvine D Almeida wrote:
>
> This patch adds the Kconfig for enabling crypto support for
> UFS Host Controller driver. It also adds Makefile changes
> for building crypto support based on crypto Kconfig selection.
>
> Signed-off-by: Ladvine D Almeida <[email protected]>
> ---
> drivers/scsi/ufs/Kconfig | 15 +++++++++++++++
> drivers/scsi/ufs/Makefile | 6 +++++-
> 2 files changed, 20 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/scsi/ufs/Kconfig b/drivers/scsi/ufs/Kconfig
> index e27b4d4..0134672 100644
> --- a/drivers/scsi/ufs/Kconfig
> +++ b/drivers/scsi/ufs/Kconfig
> @@ -50,6 +50,21 @@ config SCSI_UFSHCD
> However, do not compile this as a module if your root file system
> (the one containing the directory /) is located on a UFS device.
>
> +config SCSI_UFSHCD_INLINE_ENCRYPTION
> + bool "Universal Flash Storage Controller Driver crypto support"
> + depends on SCSI_UFSHCD
> + default n
> + select BLK_DEV_INLINE_ENCRYPTION if SCSI_UFSHCD_INLINE_ENCRYPTION
> + help
> + This enables the Inline Encryption feature of the UFS Host
> + Controller driver. Once the capability is detected in hardware,
> + it will be made available for the user through Linux Kernel
> + Cryptography Framework(LKCF).
The help text above should be indented (as below), with one tab + 2 spaces.
> +
> + If you have a controller with this capability, say Y.
> +
> + If unsure, say N.
> +
> config SCSI_UFSHCD_PCI
> tristate "PCI bus based UFS Controller support"
> depends on SCSI_UFSHCD && PCI
--
~Randy
On Monday 28 May 2018 04:49 PM, Randy Dunlap wrote:
> On 05/28/2018 06:29 AM, Ladvine D Almeida wrote:
>>
>> This patch adds the Kconfig for enabling crypto support for
>> UFS Host Controller driver. It also adds Makefile changes
>> for building crypto support based on crypto Kconfig selection.
>>
>> Signed-off-by: Ladvine D Almeida <[email protected]>
>> ---
>> drivers/scsi/ufs/Kconfig | 15 +++++++++++++++
>> drivers/scsi/ufs/Makefile | 6 +++++-
>> 2 files changed, 20 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/scsi/ufs/Kconfig b/drivers/scsi/ufs/Kconfig
>> index e27b4d4..0134672 100644
>> --- a/drivers/scsi/ufs/Kconfig
>> +++ b/drivers/scsi/ufs/Kconfig
>> @@ -50,6 +50,21 @@ config SCSI_UFSHCD
>> However, do not compile this as a module if your root file system
>> (the one containing the directory /) is located on a UFS device.
>>
>> +config SCSI_UFSHCD_INLINE_ENCRYPTION
>> + bool "Universal Flash Storage Controller Driver crypto support"
>> + depends on SCSI_UFSHCD
>> + default n
>> + select BLK_DEV_INLINE_ENCRYPTION if SCSI_UFSHCD_INLINE_ENCRYPTION
>> + help
>> + This enables the Inline Encryption feature of the UFS Host
>> + Controller driver. Once the capability is detected in hardware,
>> + it will be made available for the user through Linux Kernel
>> + Cryptography Framework(LKCF).
>
> The help text above should be indented (as below), with one tab + 2 spaces.
>
Sure, I will send v2 patch with the corrected indentation.
>> +
>> + If you have a controller with this capability, say Y.
>> +
>> + If unsure, say N.
>> +
>> config SCSI_UFSHCD_PCI
>> tristate "PCI bus based UFS Controller support"
>> depends on SCSI_UFSHCD && PCI
>
>
Best Regards,
Ladvine