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[v2,06/42] misc/mei/hdcp: Verify mei client device status

Message ID 1520510349-8385-7-git-send-email-ramalingam.c@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ramalingam C March 8, 2018, 11:58 a.m. UTC
Checks whether mei client device for hdcp2.2 is enabled?

v2:
  Rebased.

Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
---
 drivers/misc/mei/hdcp/mei_hdcp.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

Comments

Winkler, Tomas March 8, 2018, 1:08 p.m. UTC | #1
> 
> v2:
>   Rebased.
> 
> Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
> ---
>  drivers/misc/mei/hdcp/mei_hdcp.c | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/drivers/misc/mei/hdcp/mei_hdcp.c
> b/drivers/misc/mei/hdcp/mei_hdcp.c
> index aa211763e520..25df7034cfb4 100644
> --- a/drivers/misc/mei/hdcp/mei_hdcp.c
> +++ b/drivers/misc/mei/hdcp/mei_hdcp.c
> @@ -34,6 +34,18 @@
> 
>  struct mei_hdcp mei_hdcp;
> 
> +/**
> + * mei_cldev_active_and_enabled:
> + *	Return: true if me client for HDCP is initialized and connected
> + */
> +static inline bool mei_cldev_active_and_enabled(struct mei_cl_device
> +*cldev) {
> +	if (!cldev)
> +		return false;
> +
> +	return mei_cldev_enabled(cldev);
> +}
>
I think this is a useless wrapper, if you needed it there is something wrong with your code.

Please drop this patch, if needed open code it.

Tomas
Ramalingam C March 12, 2018, 11:02 a.m. UTC | #2
On Thursday 08 March 2018 06:38 PM, Winkler, Tomas wrote:
>> v2:
>>    Rebased.
>>
>> Signed-off-by: Ramalingam C <ramalingam.c@intel.com>
>> ---
>>   drivers/misc/mei/hdcp/mei_hdcp.c | 12 ++++++++++++
>>   1 file changed, 12 insertions(+)
>>
>> diff --git a/drivers/misc/mei/hdcp/mei_hdcp.c
>> b/drivers/misc/mei/hdcp/mei_hdcp.c
>> index aa211763e520..25df7034cfb4 100644
>> --- a/drivers/misc/mei/hdcp/mei_hdcp.c
>> +++ b/drivers/misc/mei/hdcp/mei_hdcp.c
>> @@ -34,6 +34,18 @@
>>
>>   struct mei_hdcp mei_hdcp;
>>
>> +/**
>> + * mei_cldev_active_and_enabled:
>> + *	Return: true if me client for HDCP is initialized and connected
>> + */
>> +static inline bool mei_cldev_active_and_enabled(struct mei_cl_device
>> +*cldev) {
>> +	if (!cldev)
>> +		return false;
>> +
>> +	return mei_cldev_enabled(cldev);
>> +}
>>
> I think this is a useless wrapper, if you needed it there is something wrong with your code.
>
> Please drop this patch, if needed open code it.
Ok. Was validating the handle and device status before forwarding any 
request from the I915 to MEI Bus.
As never hit this scenario till now, will drop this at present if needed 
will bring it back as open code. Thanks.

--Ram
>
> Tomas
>
>
diff mbox

Patch

diff --git a/drivers/misc/mei/hdcp/mei_hdcp.c b/drivers/misc/mei/hdcp/mei_hdcp.c
index aa211763e520..25df7034cfb4 100644
--- a/drivers/misc/mei/hdcp/mei_hdcp.c
+++ b/drivers/misc/mei/hdcp/mei_hdcp.c
@@ -34,6 +34,18 @@ 
 
 struct mei_hdcp mei_hdcp;
 
+/**
+ * mei_cldev_active_and_enabled:
+ *	Return: true if me client for HDCP is initialized and connected
+ */
+static inline bool mei_cldev_active_and_enabled(struct mei_cl_device *cldev)
+{
+	if (!cldev)
+		return false;
+
+	return mei_cldev_enabled(cldev);
+}
+
 static int mei_hdcp_probe(struct mei_cl_device *cldev,
 			  const struct mei_cl_device_id *id)
 {