>-----Original Message-----
>From: Intel-gfx [mailto:intel-gfx-boun...@lists.freedesktop.org] On Behalf Of
>Rodrigo Vivi
>Sent: Saturday, February 28, 2015 6:56 AM
>To: intel-gfx@lists.freedesktop.org
>Cc: Vivi, Rodrigo
>Subject: [Intel-gfx] [PATCH 1/7] drm/i915: PSR: Remove wrong LINK_DISABLE.
>
>This wrong logic and useless define came from first versions and
>came along with all rework. Just now I notice how ugly, wrong and
>useless this is.
>
>val is already defined as 0 anyway and logic is completelly wrong
>and useless. So let's starting the link_standby fix with this
>cleaning.
>
Reviewed-by: Durgadoss R <durgados...@intel.com>
Thanks,
Durga
>Signed-off-by: Rodrigo Vivi <rodrigo.v...@intel.com>
>---
> drivers/gpu/drm/i915/i915_reg.h | 1 -
> drivers/gpu/drm/i915/intel_psr.c | 3 +--
> 2 files changed, 1 insertion(+), 3 deletions(-)
>
>diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
>index 55143cb..b95554d 100644
>--- a/drivers/gpu/drm/i915/i915_reg.h
>+++ b/drivers/gpu/drm/i915/i915_reg.h
>@@ -2658,7 +2658,6 @@ enum skl_disp_power_wells {
> #define EDP_PSR_CTL(dev) (EDP_PSR_BASE(dev) + 0)
> #define EDP_PSR_ENABLE (1<<31)
> #define BDW_PSR_SINGLE_FRAME (1<<30)
>-#define EDP_PSR_LINK_DISABLE (0<<27)
> #define EDP_PSR_LINK_STANDBY (1<<27)
> #define EDP_PSR_MIN_LINK_ENTRY_TIME_MASK (3<<25)
> #define EDP_PSR_MIN_LINK_ENTRY_TIME_8_LINES (0<<25)
>diff --git a/drivers/gpu/drm/i915/intel_psr.c
>b/drivers/gpu/drm/i915/intel_psr.c
>index b9f40c2..2e6831d 100644
>--- a/drivers/gpu/drm/i915/intel_psr.c
>+++ b/drivers/gpu/drm/i915/intel_psr.c
>@@ -247,8 +247,7 @@ static void hsw_psr_enable_source(struct intel_dp
>*intel_dp)
> val |= EDP_PSR_TP2_TP3_TIME_0us;
> val |= EDP_PSR_TP1_TIME_0us;
> val |= EDP_PSR_SKIP_AUX_EXIT;
>- } else
>- val |= EDP_PSR_LINK_DISABLE;
>+ }
>
> I915_WRITE(EDP_PSR_CTL(dev), val |
> (IS_BROADWELL(dev) ? 0 : link_entry_time) |
>--
>1.9.3
>
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