diff mbox

[03/18] drm/i915/skl: Document the WM read latency W/A with its name

Message ID 1423510402-12605-4-git-send-email-damien.lespiau@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Lespiau, Damien Feb. 9, 2015, 7:33 p.m. UTC 
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
---
 drivers/gpu/drm/i915/intel_pm.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Nick Hoath Feb. 11, 2015, 2:51 p.m. UTC | #1 
On 09/02/2015 19:33, Damien Lespiau wrote:
> Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>

Reviewed-by: Nick Hoath <nicholas.hoath@intel.com>

> ---
>   drivers/gpu/drm/i915/intel_pm.c | 2 ++
>   1 file changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index a3b979d..6fd6f26 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -1701,6 +1701,8 @@ static void intel_read_wm_latency(struct drm_device *dev, uint16_t wm[8])
>   				GEN9_MEM_LATENCY_LEVEL_MASK;
>
>   		/*
> +		 * WaWmMemoryReadLatency:skl
> +		 *
>   		 * punit doesn't take into account the read latency so we need
>   		 * to add 2us to the various latency levels we retrieve from
>   		 * the punit.
>
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index a3b979d..6fd6f26 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -1701,6 +1701,8 @@  static void intel_read_wm_latency(struct drm_device *dev, uint16_t wm[8])
 				GEN9_MEM_LATENCY_LEVEL_MASK;
 
 		/*
+		 * WaWmMemoryReadLatency:skl
+		 *
 		 * punit doesn't take into account the read latency so we need
 		 * to add 2us to the various latency levels we retrieve from
 		 * the punit.