[Intel-gfx] [PATCH v2 3/6] drm/i915: Pass crtc_state to ips toggle functions
Maarten Lankhorst
maarten.lankhorst at linux.intel.com
Thu Nov 9 17:56:36 UTC 2017
Op 09-11-17 om 18:51 schreef Ville Syrjälä:
> On Thu, Nov 09, 2017 at 06:31:02PM +0100, Maarten Lankhorst wrote:
>> Op 09-11-17 om 18:09 schreef Ville Syrjälä:
>>> On Thu, Nov 09, 2017 at 05:24:55PM +0100, Maarten Lankhorst wrote:
>>>> Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
>>>> ---
>>>> drivers/gpu/drm/i915/intel_color.c | 4 ++--
>>>> drivers/gpu/drm/i915/intel_display.c | 24 +++++++++++++-----------
>>>> drivers/gpu/drm/i915/intel_dp.c | 6 +++---
>>>> drivers/gpu/drm/i915/intel_drv.h | 4 ++--
>>>> 4 files changed, 20 insertions(+), 18 deletions(-)
>>>>
>>>> diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c
>>>> index b8315bca852b..c6373febf617 100644
>>>> --- a/drivers/gpu/drm/i915/intel_color.c
>>>> +++ b/drivers/gpu/drm/i915/intel_color.c
>>>> @@ -370,7 +370,7 @@ static void haswell_load_luts(struct drm_crtc_state *crtc_state)
>>>> */
>>>> if (IS_HASWELL(dev_priv) && intel_crtc_state->ips_enabled &&
>>>> (intel_crtc_state->gamma_mode == GAMMA_MODE_MODE_SPLIT)) {
>>>> - hsw_disable_ips(intel_crtc);
>>>> + hsw_disable_ips(intel_crtc, intel_crtc_state);
>>> I would suggest simplifying more and passing only the state.
>>> The callee can always dig out the crtc if it needs it.
>>>
>>>> reenable_ips = true;
>>>> }
>>>>
>>>> @@ -380,7 +380,7 @@ static void haswell_load_luts(struct drm_crtc_state *crtc_state)
>>>> i9xx_load_luts(crtc_state);
>>>>
>>>> if (reenable_ips)
>>>> - hsw_enable_ips(intel_crtc);
>>>> + hsw_enable_ips(intel_crtc, intel_crtc_state);
>>>> }
>>>>
>>>> static void bdw_load_degamma_lut(struct drm_crtc_state *state)
>>>> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
>>>> index f5933b0719c9..13b372e4f06e 100644
>>>> --- a/drivers/gpu/drm/i915/intel_display.c
>>>> +++ b/drivers/gpu/drm/i915/intel_display.c
>>>> @@ -4832,12 +4832,12 @@ static void ironlake_pfit_enable(struct intel_crtc *crtc)
>>>> }
>>>> }
>>>>
>>>> -void hsw_enable_ips(struct intel_crtc *crtc)
>>>> +void hsw_enable_ips(struct intel_crtc *crtc, const struct intel_crtc_state *crtc_state)
>>>> {
>>>> struct drm_device *dev = crtc->base.dev;
>>>> struct drm_i915_private *dev_priv = to_i915(dev);
>>>>
>>>> - if (!crtc->config->ips_enabled)
>>>> + if (!crtc_state->ips_enabled)
>>>> return;
>>>>
>>>> /*
>>>> @@ -4871,12 +4871,12 @@ void hsw_enable_ips(struct intel_crtc *crtc)
>>>> }
>>>> }
>>>>
>>>> -void hsw_disable_ips(struct intel_crtc *crtc)
>>>> +void hsw_disable_ips(struct intel_crtc *crtc, const struct intel_crtc_state *crtc_state)
>>>> {
>>>> struct drm_device *dev = crtc->base.dev;
>>>> struct drm_i915_private *dev_priv = to_i915(dev);
>>>>
>>>> - if (!crtc->config->ips_enabled)
>>>> + if (!crtc_state->ips_enabled)
>>>> return;
>>>>
>>>> assert_plane_enabled(dev_priv, crtc->plane);
>>> Hmm. Confusied. Oh right, my plane assert cleanup didn't manage to go in yet :P
>>>
>>>> @@ -4924,7 +4924,8 @@ static void intel_crtc_dpms_overlay_disable(struct intel_crtc *intel_crtc)
>>>> * completely hide the primary plane.
>>>> */
>>>> static void
>>>> -intel_post_enable_primary(struct drm_crtc *crtc)
>>>> +intel_post_enable_primary(struct drm_crtc *crtc,
>>>> + const struct intel_crtc_state *new_crtc_state)
>>>> {
>>>> struct drm_device *dev = crtc->dev;
>>>> struct drm_i915_private *dev_priv = to_i915(dev);
>>>> @@ -4937,7 +4938,7 @@ intel_post_enable_primary(struct drm_crtc *crtc)
>>>> * when going from primary only to sprite only and vice
>>>> * versa.
>>>> */
>>>> - hsw_enable_ips(intel_crtc);
>>>> + hsw_enable_ips(intel_crtc, new_crtc_state);
>>>>
>>>> /*
>>>> * Gen2 reports pipe underruns whenever all planes are disabled.
>>>> @@ -4956,7 +4957,8 @@ intel_post_enable_primary(struct drm_crtc *crtc)
>>>>
>>>> /* FIXME move all this to pre_plane_update() with proper state tracking */
>>>> static void
>>>> -intel_pre_disable_primary(struct drm_crtc *crtc)
>>>> +intel_pre_disable_primary(struct drm_crtc *crtc,
>>>> + const struct intel_crtc_state *old_crtc_state)
>>>> {
>>>> struct drm_device *dev = crtc->dev;
>>>> struct drm_i915_private *dev_priv = to_i915(dev);
>>>> @@ -4978,7 +4980,7 @@ intel_pre_disable_primary(struct drm_crtc *crtc)
>>>> * when going from primary only to sprite only and vice
>>>> * versa.
>>>> */
>>>> - hsw_disable_ips(intel_crtc);
>>>> + hsw_disable_ips(intel_crtc, old_crtc_state);
>>>> }
>>>>
>>>> /* FIXME get rid of this and use pre_plane_update */
>>>> @@ -4990,7 +4992,7 @@ intel_pre_disable_primary_noatomic(struct drm_crtc *crtc)
>>>> struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
>>>> int pipe = intel_crtc->pipe;
>>>>
>>>> - intel_pre_disable_primary(crtc);
>>>> + intel_pre_disable_primary(crtc, to_intel_crtc_state(crtc->state));
>>>>
>>>> /*
>>>> * Vblank time updates from the shadow to live plane control register
>>>> @@ -5034,7 +5036,7 @@ static void intel_post_plane_update(struct intel_crtc_state *old_crtc_state)
>>>> if (primary_state->base.visible &&
>>>> (needs_modeset(&pipe_config->base) ||
>>>> !old_primary_state->base.visible))
>>>> - intel_post_enable_primary(&crtc->base);
>>>> + intel_post_enable_primary(&crtc->base, pipe_config);
>>>> }
>>>> }
>>>>
>>>> @@ -5063,7 +5065,7 @@ static void intel_pre_plane_update(struct intel_crtc_state *old_crtc_state,
>>>>
>>>> if (old_primary_state->base.visible &&
>>>> (modeset || !primary_state->base.visible))
>>>> - intel_pre_disable_primary(&crtc->base);
>>>> + intel_pre_disable_primary(&crtc->base, old_crtc_state);
>>>> }
>>>>
>>>> /*
>>>> diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
>>>> index cddd96b24878..82c33d9cd466 100644
>>>> --- a/drivers/gpu/drm/i915/intel_dp.c
>>>> +++ b/drivers/gpu/drm/i915/intel_dp.c
>>>> @@ -3947,7 +3947,7 @@ static int intel_dp_sink_crc_stop(struct intel_dp *intel_dp)
>>>> }
>>>>
>>>> out:
>>>> - hsw_enable_ips(intel_crtc);
>>>> + hsw_enable_ips(intel_crtc, to_intel_crtc_state(intel_crtc->base.state));
>>> crtc->config would seem like the slightly more correct thing to pass
>>> here. It's also easier to grep for when someone sets out to fix this
>>> mess properly.
>> Considered it, but our crtc->config usage is a mess. I'd rather get rid of the intel_dp_sink_crc code tbh. :/
> I'd rather not spread more ->state uses when I just recently
> managed to clean out many of them. We still have some left for
> sure, but adding more seems like going backwards.
>
Maybe export hsw_pipe_A_crc_wa ?
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