On Fri, 2023-08-04 at 11:46 +0300, Jani Nikula wrote:
> Debug log similar to the device id based identification of no display.
>
> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/display/intel_display_device.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c b/drivers/gpu/drm/i915/display/intel_display_device.c
> index 3d6a262e037f..e4837f6fc01f 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_device.c
> +++ b/drivers/gpu/drm/i915/display/intel_display_device.c
> @@ -822,9 +822,10 @@ probe_gmdid_display(struct drm_i915_private *i915, u16 *ver, u16 *rel, u16 *step
> val = ioread32(addr);
> pci_iounmap(pdev, addr);
>
> - if (val == 0)
> - /* Platform doesn't have display */
> + if (val == 0) {
> + drm_dbg_kms(&i915->drm, "Device doesn't have display\n");
> return &no_display;
> + }
>
> *ver = REG_FIELD_GET(GMD_ID_ARCH_MASK, val);
> *rel = REG_FIELD_GET(GMD_ID_RELEASE_MASK, val);
Reviewed-by: Luca Coelho <luciano.coelho@xxxxxxxxx>
--
Cheers,
Luca.
