[Intel-gfx] [PATCH v2 17/17] drm/i915: Remove use of crtc->config from i915_debugfs.c

[Daniel Vetter]

On Wed, May 13, 2015 at 10:23:47PM +0200, Maarten Lankhorst wrote:
> crtc->config is a pointer to the current crtc->state, and will be
> removed eventually. Same for crtc->active, instead use crtc->state->active.
> 
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>

Maybe assert here in the commit message that with all the previous changes
->config and ->state are now updated in lockstep and hence we can switch
them over. Same for ->active. Just to make sure that you and reviewers
agree on what the crucial bit is here.
-Daniel

> ---
>  drivers/gpu/drm/i915/i915_debugfs.c | 42 ++++++++++++++++++++++++-------------
>  1 file changed, 27 insertions(+), 15 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index acd4d2c7613a..5439ff9f7e6b 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -2755,13 +2755,16 @@ static int i915_display_info(struct seq_file *m, void *unused)
>  	seq_printf(m, "---------\n");
>  	for_each_intel_crtc(dev, crtc) {
>  		bool active;
> +		struct intel_crtc_state *pipe_config;
>  		int x, y;
>  
> +		pipe_config = to_intel_crtc_state(crtc->base.state);
> +
>  		seq_printf(m, "CRTC %d: pipe: %c, active=%s (size=%dx%d)\n",
>  			   crtc->base.base.id, pipe_name(crtc->pipe),
> -			   yesno(crtc->active), crtc->config->pipe_src_w,
> -			   crtc->config->pipe_src_h);
> -		if (crtc->active) {
> +			   yesno(pipe_config->base.active),
> +			   pipe_config->pipe_src_w, pipe_config->pipe_src_h);
> +		if (pipe_config->base.active) {
>  			intel_crtc_info(m, crtc);
>  
>  			active = cursor_position(dev, crtc->pipe, &x, &y);
> @@ -3002,7 +3005,7 @@ static void drrs_status_per_crtc(struct seq_file *m,
>  
>  	seq_puts(m, "\n\n");
>  
> -	if (intel_crtc->config->has_drrs) {
> +	if (to_intel_crtc_state(intel_crtc->base.state)->has_drrs) {
>  		struct intel_panel *panel;
>  
>  		mutex_lock(&drrs->mutex);
> @@ -3054,7 +3057,7 @@ static int i915_drrs_status(struct seq_file *m, void *unused)
>  	for_each_intel_crtc(dev, intel_crtc) {
>  		drm_modeset_lock(&intel_crtc->base.mutex, NULL);
>  
> -		if (intel_crtc->active) {
> +		if (intel_crtc->base.state->active) {
>  			active_crtc_cnt++;
>  			seq_printf(m, "\nCRTC %d:  ", active_crtc_cnt);
>  
> @@ -3596,22 +3599,27 @@ static void hsw_trans_edp_pipe_A_crc_wa(struct drm_device *dev)
>  	struct drm_i915_private *dev_priv = dev->dev_private;
>  	struct intel_crtc *crtc =
>  		to_intel_crtc(dev_priv->pipe_to_crtc_mapping[PIPE_A]);
> +	struct intel_crtc_state *pipe_config;
>  
>  	drm_modeset_lock_all(dev);
> +	pipe_config = to_intel_crtc_state(crtc->base.state);
> +
>  	/*
>  	 * If we use the eDP transcoder we need to make sure that we don't
>  	 * bypass the pfit, since otherwise the pipe CRC source won't work. Only
>  	 * relevant on hsw with pipe A when using the always-on power well
>  	 * routing.
>  	 */
> -	if (crtc->config->cpu_transcoder == TRANSCODER_EDP &&
> -	    !crtc->config->pch_pfit.enabled) {
> -		bool active = crtc->active;
> +	if (pipe_config->cpu_transcoder == TRANSCODER_EDP &&
> +	    !pipe_config->pch_pfit.enabled) {
> +		bool active = pipe_config->base.active;
>  
> -		if (active)
> +		if (active) {
>  			intel_crtc_control(&crtc->base, false);
> +			pipe_config = to_intel_crtc_state(crtc->base.state);
> +		}
>  
> -		crtc->config->pch_pfit.force_thru = true;
> +		pipe_config->pch_pfit.force_thru = true;
>  
>  		intel_display_power_get(dev_priv,
>  					POWER_DOMAIN_PIPE_PANEL_FITTER(PIPE_A));
> @@ -3627,6 +3635,7 @@ static void hsw_undo_trans_edp_pipe_A_crc_wa(struct drm_device *dev)
>  	struct drm_i915_private *dev_priv = dev->dev_private;
>  	struct intel_crtc *crtc =
>  		to_intel_crtc(dev_priv->pipe_to_crtc_mapping[PIPE_A]);
> +	struct intel_crtc_state *pipe_config;
>  
>  	drm_modeset_lock_all(dev);
>  	/*
> @@ -3635,13 +3644,16 @@ static void hsw_undo_trans_edp_pipe_A_crc_wa(struct drm_device *dev)
>  	 * relevant on hsw with pipe A when using the always-on power well
>  	 * routing.
>  	 */
> -	if (crtc->config->pch_pfit.force_thru) {
> -		bool active = crtc->active;
> +	pipe_config = to_intel_crtc_state(crtc->base.state);
> +	if (pipe_config->pch_pfit.force_thru) {
> +		bool active = pipe_config->base.active;
>  
> -		if (active)
> +		if (active) {
>  			intel_crtc_control(&crtc->base, false);
> +			pipe_config = to_intel_crtc_state(crtc->base.state);
> +		}
>  
> -		crtc->config->pch_pfit.force_thru = false;
> +		pipe_config->pch_pfit.force_thru = false;
>  
>  		intel_display_power_put(dev_priv,
>  					POWER_DOMAIN_PIPE_PANEL_FITTER(PIPE_A));
> @@ -3763,7 +3775,7 @@ static int pipe_crc_set_source(struct drm_device *dev, enum pipe pipe,
>  				 pipe_name(pipe));
>  
>  		drm_modeset_lock(&crtc->base.mutex, NULL);
> -		if (crtc->active)
> +		if (crtc->base.state->active)
>  			intel_wait_for_vblank(dev, pipe);
>  		drm_modeset_unlock(&crtc->base.mutex);
>  
> -- 
> 2.1.0
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch