diff mbox series

[v3,1/7] bus: mhi: core: Allow receiving a STOP channel command response

Message ID 1606952438-15321-2-git-send-email-bbhatt@codeaurora.org (mailing list archive)
State Superseded
Headers show
Series Updates to MHI channel handling | expand

Commit Message

Bhaumik Bhatt Dec. 2, 2020, 11:40 p.m. UTC
Add support to receive the response to a STOP channel command to the
MHI bus. If a client would like to STOP a channel instead of issuing
a RESET to it, this would provide support for it.

Signed-off-by: Bhaumik Bhatt <bbhatt@codeaurora.org>
---
 drivers/bus/mhi/core/main.c | 5 +++++
 1 file changed, 5 insertions(+)

Comments

Hemant Kumar Dec. 3, 2020, 12:15 a.m. UTC | #1
Hi Bhaumik,

On 12/2/20 3:40 PM, Bhaumik Bhatt wrote:
> Add support to receive the response to a STOP channel command to the
How about saying "Add support to send the STOP channel command ?
> MHI bus. If a client would like to STOP a channel instead of issuing
> a RESET to it, this would provide support for it.
> 
> Signed-off-by: Bhaumik Bhatt <bbhatt@codeaurora.org>
> ---
>   drivers/bus/mhi/core/main.c | 5 +++++
>   1 file changed, 5 insertions(+)
> 
> diff --git a/drivers/bus/mhi/core/main.c b/drivers/bus/mhi/core/main.c
> index 702c31b..a7bb8a7 100644
> --- a/drivers/bus/mhi/core/main.c
> +++ b/drivers/bus/mhi/core/main.c
> @@ -1193,6 +1193,11 @@ int mhi_send_cmd(struct mhi_controller *mhi_cntrl,
>   		cmd_tre->dword[0] = MHI_TRE_CMD_RESET_DWORD0;
>   		cmd_tre->dword[1] = MHI_TRE_CMD_RESET_DWORD1(chan);
>   		break;
> +	case MHI_CMD_STOP_CHAN:
> +		cmd_tre->ptr = MHI_TRE_CMD_STOP_PTR;
> +		cmd_tre->dword[0] = MHI_TRE_CMD_STOP_DWORD0;
> +		cmd_tre->dword[1] = MHI_TRE_CMD_STOP_DWORD1(chan);
> +		break;
>   	case MHI_CMD_START_CHAN:
>   		cmd_tre->ptr = MHI_TRE_CMD_START_PTR;
>   		cmd_tre->dword[0] = MHI_TRE_CMD_START_DWORD0;
> 

Thanks,
Hemant
Bhaumik Bhatt Dec. 4, 2020, 1:43 a.m. UTC | #2
On 2020-12-02 04:15 PM, Hemant Kumar wrote:
> Hi Bhaumik,
> 
> On 12/2/20 3:40 PM, Bhaumik Bhatt wrote:
>> Add support to receive the response to a STOP channel command to the
> How about saying "Add support to send the STOP channel command ?
Addressed in v4.
>> MHI bus. If a client would like to STOP a channel instead of issuing
>> a RESET to it, this would provide support for it.
>> 
>> Signed-off-by: Bhaumik Bhatt <bbhatt@codeaurora.org>
>> ---
>>   drivers/bus/mhi/core/main.c | 5 +++++
>>   1 file changed, 5 insertions(+)
>> 
>> diff --git a/drivers/bus/mhi/core/main.c b/drivers/bus/mhi/core/main.c
>> index 702c31b..a7bb8a7 100644
>> --- a/drivers/bus/mhi/core/main.c
>> +++ b/drivers/bus/mhi/core/main.c
>> @@ -1193,6 +1193,11 @@ int mhi_send_cmd(struct mhi_controller 
>> *mhi_cntrl,
>>   		cmd_tre->dword[0] = MHI_TRE_CMD_RESET_DWORD0;
>>   		cmd_tre->dword[1] = MHI_TRE_CMD_RESET_DWORD1(chan);
>>   		break;
>> +	case MHI_CMD_STOP_CHAN:
>> +		cmd_tre->ptr = MHI_TRE_CMD_STOP_PTR;
>> +		cmd_tre->dword[0] = MHI_TRE_CMD_STOP_DWORD0;
>> +		cmd_tre->dword[1] = MHI_TRE_CMD_STOP_DWORD1(chan);
>> +		break;
>>   	case MHI_CMD_START_CHAN:
>>   		cmd_tre->ptr = MHI_TRE_CMD_START_PTR;
>>   		cmd_tre->dword[0] = MHI_TRE_CMD_START_DWORD0;
>> 
> 
> Thanks,
> Hemant

Thanks,
Bhaumik
---
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diff mbox series

Patch

diff --git a/drivers/bus/mhi/core/main.c b/drivers/bus/mhi/core/main.c
index 702c31b..a7bb8a7 100644
--- a/drivers/bus/mhi/core/main.c
+++ b/drivers/bus/mhi/core/main.c
@@ -1193,6 +1193,11 @@  int mhi_send_cmd(struct mhi_controller *mhi_cntrl,
 		cmd_tre->dword[0] = MHI_TRE_CMD_RESET_DWORD0;
 		cmd_tre->dword[1] = MHI_TRE_CMD_RESET_DWORD1(chan);
 		break;
+	case MHI_CMD_STOP_CHAN:
+		cmd_tre->ptr = MHI_TRE_CMD_STOP_PTR;
+		cmd_tre->dword[0] = MHI_TRE_CMD_STOP_DWORD0;
+		cmd_tre->dword[1] = MHI_TRE_CMD_STOP_DWORD1(chan);
+		break;
 	case MHI_CMD_START_CHAN:
 		cmd_tre->ptr = MHI_TRE_CMD_START_PTR;
 		cmd_tre->dword[0] = MHI_TRE_CMD_START_DWORD0;