[Intel-gfx] [PATCH 4/6] drm/i915: Don't use staged config in check_digital_port_conflicts()

2015-04-02 Thread Ander Conselvan de Oliveira
Reduce dependency on the staged config by using the atomic state
instead.

Signed-off-by: Ander Conselvan de Oliveira 

---
 drivers/gpu/drm/i915/intel_display.c | 22 ++
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c 
b/drivers/gpu/drm/i915/intel_display.c
index 207c713..b1fbe9d 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -10658,23 +10658,30 @@ static bool check_encoder_cloning(struct intel_crtc 
*crtc)
return true;
 }
 
-static bool check_digital_port_conflicts(struct drm_device *dev)
+static bool check_digital_port_conflicts(struct drm_atomic_state *state)
 {
-   struct intel_connector *connector;
+   struct drm_device *dev = state->dev;
+   struct intel_encoder *encoder;
+   struct drm_connector_state *connector_state;
unsigned int used_ports = 0;
+   int i;
 
/*
 * Walk the connector list instead of the encoder
 * list to detect the problem on ddi platforms
 * where there's just one encoder per digital port.
 */
-   for_each_intel_connector(dev, connector) {
-   struct intel_encoder *encoder = connector->new_encoder;
+   for (i = 0; i < state->num_connector; i++) {
+   if (!state->connectors[i])
+   continue;
 
-   if (!encoder)
+   connector_state = state->connector_states[i];
+   if (!connector_state->best_encoder)
continue;
 
-   WARN_ON(!encoder->new_crtc);
+   encoder = to_intel_encoder(connector_state->best_encoder);
+
+   WARN_ON(!connector_state->crtc);
 
switch (encoder->type) {
unsigned int port_mask;
@@ -10716,7 +10723,6 @@ intel_modeset_pipe_config(struct drm_crtc *crtc,
  struct drm_display_mode *mode,
  struct drm_atomic_state *state)
 {
-   struct drm_device *dev = crtc->dev;
struct intel_encoder *encoder;
struct intel_connector *connector;
struct drm_connector_state *connector_state;
@@ -10730,7 +10736,7 @@ intel_modeset_pipe_config(struct drm_crtc *crtc,
return ERR_PTR(-EINVAL);
}
 
-   if (!check_digital_port_conflicts(dev)) {
+   if (!check_digital_port_conflicts(state)) {
DRM_DEBUG_KMS("rejecting conflicting digital port 
configuration\n");
return ERR_PTR(-EINVAL);
}
-- 
2.1.0

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Re: [Intel-gfx] [PATCH 4/6] drm/i915: Don't use staged config in check_digital_port_conflicts()

2015-04-07 Thread Daniel Vetter
On Thu, Apr 02, 2015 at 02:47:59PM +0300, Ander Conselvan de Oliveira wrote:
> Reduce dependency on the staged config by using the atomic state
> instead.
> 
> Signed-off-by: Ander Conselvan de Oliveira 
> 
> ---
>  drivers/gpu/drm/i915/intel_display.c | 22 ++
>  1 file changed, 14 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c 
> b/drivers/gpu/drm/i915/intel_display.c
> index 207c713..b1fbe9d 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -10658,23 +10658,30 @@ static bool check_encoder_cloning(struct intel_crtc 
> *crtc)
>   return true;
>  }
>  
> -static bool check_digital_port_conflicts(struct drm_device *dev)
> +static bool check_digital_port_conflicts(struct drm_atomic_state *state)
>  {
> - struct intel_connector *connector;
> + struct drm_device *dev = state->dev;
> + struct intel_encoder *encoder;
> + struct drm_connector_state *connector_state;
>   unsigned int used_ports = 0;
> + int i;
>  
>   /*
>* Walk the connector list instead of the encoder
>* list to detect the problem on ddi platforms
>* where there's just one encoder per digital port.
>*/
> - for_each_intel_connector(dev, connector) {
> - struct intel_encoder *encoder = connector->new_encoder;
> + for (i = 0; i < state->num_connector; i++) {
> + if (!state->connectors[i])
> + continue;

More users for for_each_connector_in_state!
-Daniel

>  
> - if (!encoder)
> + connector_state = state->connector_states[i];
> + if (!connector_state->best_encoder)
>   continue;
>  
> - WARN_ON(!encoder->new_crtc);
> + encoder = to_intel_encoder(connector_state->best_encoder);
> +
> + WARN_ON(!connector_state->crtc);
>  
>   switch (encoder->type) {
>   unsigned int port_mask;
> @@ -10716,7 +10723,6 @@ intel_modeset_pipe_config(struct drm_crtc *crtc,
> struct drm_display_mode *mode,
> struct drm_atomic_state *state)
>  {
> - struct drm_device *dev = crtc->dev;
>   struct intel_encoder *encoder;
>   struct intel_connector *connector;
>   struct drm_connector_state *connector_state;
> @@ -10730,7 +10736,7 @@ intel_modeset_pipe_config(struct drm_crtc *crtc,
>   return ERR_PTR(-EINVAL);
>   }
>  
> - if (!check_digital_port_conflicts(dev)) {
> + if (!check_digital_port_conflicts(state)) {
>   DRM_DEBUG_KMS("rejecting conflicting digital port 
> configuration\n");
>   return ERR_PTR(-EINVAL);
>   }
> -- 
> 2.1.0
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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