Commit f875c15a authored by Chris Wilson's avatar Chris Wilson

drm/i915: Use the direct mapping of pipe->crtc

Why iterate all the crtcs to find the pipe, when we already know which
crtc is attached to which pipe?
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
parent 4ef69c7a
......@@ -5226,18 +5226,6 @@ int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data,
return 0;
}
struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe)
{
struct drm_crtc *crtc = NULL;
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
if (intel_crtc->pipe == pipe)
break;
}
return crtc;
}
static int intel_encoder_clones(struct drm_device *dev, int type_mask)
{
struct intel_encoder *encoder;
......
......@@ -177,6 +177,13 @@ struct intel_crtc {
#define to_intel_encoder(x) container_of(x, struct intel_encoder, base)
#define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)
static inline struct drm_crtc *
intel_get_crtc_for_pipe(struct drm_device *dev, int pipe)
{
struct drm_i915_private *dev_priv = dev->dev_private;
return dev_priv->pipe_to_crtc_mapping[pipe];
}
struct intel_unpin_work {
struct work_struct work;
struct drm_device *dev;
......@@ -235,7 +242,6 @@ int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern void intel_wait_for_vblank_off(struct drm_device *dev, int pipe);
extern void intel_wait_for_vblank(struct drm_device *dev, int pipe);
extern struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe);
extern struct drm_crtc *intel_get_load_detect_pipe(struct intel_encoder *intel_encoder,
struct drm_connector *connector,
struct drm_display_mode *mode,
......
......@@ -322,7 +322,7 @@ intel_dvo_get_current_mode(struct drm_connector *connector)
struct drm_crtc *crtc;
int pipe = (dvo_val & DVO_PIPE_B_SELECT) ? 1 : 0;
crtc = intel_get_crtc_from_pipe(dev, pipe);
crtc = intel_get_crtc_for_pipe(dev, pipe);
if (crtc) {
mode = intel_crtc_mode_get(dev, crtc);
if (mode) {
......
......@@ -932,7 +932,7 @@ void intel_lvds_init(struct drm_device *dev)
lvds = I915_READ(LVDS);
pipe = (lvds & LVDS_PIPEB_SELECT) ? 1 : 0;
crtc = intel_get_crtc_from_pipe(dev, pipe);
crtc = intel_get_crtc_for_pipe(dev, pipe);
if (crtc && (lvds & LVDS_PORT_EN)) {
dev_priv->panel_fixed_mode = intel_crtc_mode_get(dev, crtc);
......
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