Hi Archit,
And many thanks,
Philippe :-)
On 01/30/2018 03:09 PM, Archit Taneja wrote:
>
>
> On 01/26/2018 06:14 AM, Brian Norris wrote:
>> On Thu, Jan 25, 2018 at 11:37:59AM +0100, Philippe Cornu wrote:
>>> The dcs/generic dsi read feature is not yet implemented so it
>>> is important to warn the host_transfer() caller in case of
>>> read operation requests.
>>>
>>> Signed-off-by: Philippe Cornu <philippe.cornu@xxxxxx>
>>
>> Awesome, thanks.
>>
>> Reviewed-by: Brian Norris <briannorris@xxxxxxxxxxxx>
>>
>
> Queued to drm-misc-next.
>
> Thanks,
> Archit
>
>>> ---
>>> drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c | 6 ++++++
>>> 1 file changed, 6 insertions(+)
>>>
>>> diff --git a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
>>> b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
>>> index daec7881be6d..72ecaeb40822 100644
>>> --- a/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
>>> +++ b/drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi.c
>>> @@ -405,6 +405,12 @@ static ssize_t dw_mipi_dsi_host_transfer(struct
>>> mipi_dsi_host *host,
>>> struct mipi_dsi_packet packet;
>>> int ret;
>>> + if (msg->rx_buf || msg->rx_len) {
>>> + /* TODO dw drv improvements: implement read feature */
>>> + dev_warn(dsi->dev, "read operations not yet implemented\n");
>>> + return -EINVAL;
>>> + }
>>> +
>>> ret = mipi_dsi_create_packet(&packet, msg);
>>> if (ret) {
>>> dev_err(dsi->dev, "failed to create packet: %d\n", ret);
>>> --
>>> 2.15.1
>>>
>
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