On 6/27/21 4:36 AM, Linus Walleij wrote:

On Sat, Jun 26, 2021 at 1:48 AM Dipen Patel [off-list ref] wrote:

quoted

gpiolib-cdev is extended to support hardware clock type, this
patch reflects that fact.

Signed-off-by: Dipen Patel <dipenp@nvidia.com>

(...)

quoted

                case 'w':
                        config.flags |= GPIO_V2_LINE_FLAG_EVENT_CLOCK_REALTIME;
                        break;
+               case 't':
+                       config.flags |= GPIO_V2_LINE_FLAG_EVENT_CLOCK_HARDWARE;
+                       break;

After the checking of the command line options we need a small sanity
check so we don't try to enable both realtime and hardware clock
at the same time, we will only be able to request one of them.

This will any way fail at gpiolib-cdev layer. Do we want to add it here

as well?

Yours,
Linus Walleij