[PATCH v1] drm/i915/gt: convert tasklets to use new tasklet_setup() API

[Chris Wilson]

Quoting Andy Shevchenko (2020-08-19 12:53:53)
> In preparation for unconditionally passing the struct tasklet_struct
> pointer to all tasklet callbacks, switch to using the new tasklet_setup()
> and from_tasklet() to pass the tasklet pointer explicitly.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko at linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko at linux.intel.com>
-Chris