On Wed, Sep 14, 2016 at 02:49:03PM -0400, Alex Deucher wrote:
> Some ATPX laptops implement special circuitry to generate
> display hotplug events via ACPI when the dGPU is powered off.
> Check if this is supported.
>
> Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
This patch is missing a dgpu_req_power_for_displays, shouldn't you check
for the flag like you did in amdgpu?
Other than that, the patches look good to me.
Peter
> ---
> drivers/gpu/drm/radeon/radeon_atpx_handler.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/drivers/gpu/drm/radeon/radeon_atpx_handler.c
> b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
> index 6de3428..a1321b2 100644
> --- a/drivers/gpu/drm/radeon/radeon_atpx_handler.c
> +++ b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
> @@ -29,6 +29,7 @@ struct radeon_atpx {
> acpi_handle handle;
> struct radeon_atpx_functions functions;
> bool is_hybrid;
> + bool dgpu_req_power_for_displays;
> };
>
> static struct radeon_atpx_priv {
> @@ -72,6 +73,10 @@ bool radeon_is_atpx_hybrid(void) {
> return radeon_atpx_priv.atpx.is_hybrid;
> }
>
> +bool radeon_atpx_dgpu_req_power_for_displays(void) {
> + return radeon_atpx_priv.atpx.dgpu_req_power_for_displays;
> +}
> +
> /**
> * radeon_atpx_call - call an ATPX method
> *
> --
> 2.5.5
>
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