drm/i915: DFSM pipe disable is valid from gen9 onwards (v2)
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Message ID 20181211192545.140081-1-bob.j.paauwe@intel.com
State New
Headers show
Series
  • drm/i915: DFSM pipe disable is valid from gen9 onwards (v2)
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Commit Message

Bob Paauwe Dec. 11, 2018, 7:25 p.m. UTC
It's not just GEN9 platforms that allow for pipes to be disabled via
the DFSM register, but all later platforms as well.

v2: drop pointless parentheses (Ville)

Signed-off-by: Bob Paauwe <bob.j.paauwe@intel.com>
---
 drivers/gpu/drm/i915/intel_device_info.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Matt Roper Dec. 12, 2018, 12:28 a.m. UTC | #1
On Tue, Dec 11, 2018 at 11:25:45AM -0800, Bob Paauwe wrote:
> It's not just GEN9 platforms that allow for pipes to be disabled via
> the DFSM register, but all later platforms as well.
> 
> v2: drop pointless parentheses (Ville)
> 
> Signed-off-by: Bob Paauwe <bob.j.paauwe@intel.com>

Reviewed-by: Matt Roper <matthew.d.roper@intel.com>

Pushed to dinq.  Thanks for the patch.


Matt

> ---
>  drivers/gpu/drm/i915/intel_device_info.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
> index 1e56319334f3..bd5c4d62c635 100644
> --- a/drivers/gpu/drm/i915/intel_device_info.c
> +++ b/drivers/gpu/drm/i915/intel_device_info.c
> @@ -811,7 +811,7 @@ void intel_device_info_runtime_init(struct intel_device_info *info)
>  			DRM_INFO("PipeC fused off\n");
>  			info->num_pipes -= 1;
>  		}
> -	} else if (HAS_DISPLAY(dev_priv) && IS_GEN9(dev_priv)) {
> +	} else if (HAS_DISPLAY(dev_priv) && INTEL_GEN(dev_priv) >= 9) {
>  		u32 dfsm = I915_READ(SKL_DFSM);
>  		u8 disabled_mask = 0;
>  		bool invalid;
> -- 
> 2.17.1
> 
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx

Patch
diff mbox series

diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
index 1e56319334f3..bd5c4d62c635 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -811,7 +811,7 @@  void intel_device_info_runtime_init(struct intel_device_info *info)
 			DRM_INFO("PipeC fused off\n");
 			info->num_pipes -= 1;
 		}
-	} else if (HAS_DISPLAY(dev_priv) && IS_GEN9(dev_priv)) {
+	} else if (HAS_DISPLAY(dev_priv) && INTEL_GEN(dev_priv) >= 9) {
 		u32 dfsm = I915_READ(SKL_DFSM);
 		u8 disabled_mask = 0;
 		bool invalid;