[PATCH 04/16] drm/i915: Pass intel_crtc to intel_disable_pipe() and intel_wait_for_pipe_off()

ville.syrjala
2014-08-14T22:24:32Z

From: Ville Syrjälä <ville.syrjala@linux.intel.com>

Just pass the intel_crtc around instead of dev_priv+pipe.

Also make intel_wait_for_pipe_off() static since it's only used in
intel_display.c.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
drivers/gpu/drm/i915/intel_display.c | 37 +++++++++++++++++-------------------
drivers/gpu/drm/i915/intel_drv.h | 1 -
2 files changed, 17 insertions(+), 21 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 3813526..e7175ce 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -913,8 +913,7 @@ static bool pipe_dsl_stopped(struct drm_device *dev, enum pipe pipe)

/*
* intel_wait_for_pipe_off - wait for pipe to turn off
- * @dev: drm device
- * @pipe: pipe to wait for
+ * @crtc: crtc whose pipe to wait for
*
* After disabling a pipe, we can't wait for vblank in the usual way,
* spinning on the vblank interrupt status bit, since we won't actually
@@ -928,11 +927,12 @@ static bool pipe_dsl_stopped(struct drm_device *dev, enum pipe pipe)
* ends up stopping at the start of the next frame).
*
*/
-void intel_wait_for_pipe_off(struct drm_device *dev, int pipe)
+static void intel_wait_for_pipe_off(struct intel_crtc *crtc)
{
+ struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- enum transcoder cpu_transcoder = intel_pipe_to_cpu_transcoder(dev_priv,
- pipe);
+ enum transcoder cpu_transcoder = crtc->config.cpu_transcoder;
+ enum pipe pipe = crtc->pipe;

if (INTEL_INFO(dev)->gen >= 4) {
int reg = PIPECONF(cpu_transcoder);
@@ -1981,21 +1981,19 @@ static void intel_enable_pipe(struct intel_crtc *crtc)

/**
* intel_disable_pipe - disable a pipe, asserting requirements
- * @dev_priv: i915 private structure
- * @pipe: pipe to disable
- *
- * Disable @pipe, making sure that various hardware specific requirements
- * are met, if applicable, e.g. plane disabled, panel fitter off, etc.
+ * @crtc: crtc whose pipes is to be disabled
*
- * @pipe should be %PIPE_A or %PIPE_B.
+ * Disable the pipe of @crtc, making sure that various hardware
+ * specific requirements are met, if applicable, e.g. plane
+ * disabled, panel fitter off, etc.
*
* Will wait until the pipe has shut down before returning.
*/
-static void intel_disable_pipe(struct drm_i915_private *dev_priv,
- enum pipe pipe)
+static void intel_disable_pipe(struct intel_crtc *crtc)
{
- enum transcoder cpu_transcoder = intel_pipe_to_cpu_transcoder(dev_priv,
- pipe);
+ struct drm_i915_private *dev_priv = crtc->base.dev->dev_private;
+ enum transcoder cpu_transcoder = crtc->config.cpu_transcoder;
+ enum pipe pipe = crtc->pipe;
int reg;
u32 val;

@@ -2017,7 +2015,7 @@ static void intel_disable_pipe(struct drm_i915_private *dev_priv,
return;

I915_WRITE(reg, val & ~PIPECONF_ENABLE);
- intel_wait_for_pipe_off(dev_priv->dev, pipe);
+ intel_wait_for_pipe_off(crtc);
}

/*
@@ -4115,7 +4113,7 @@ static void ironlake_crtc_disable(struct drm_crtc *crtc)
if (intel_crtc->config.has_pch_encoder)
intel_set_pch_fifo_underrun_reporting(dev, pipe, false);

- intel_disable_pipe(dev_priv, pipe);
+ intel_disable_pipe(intel_crtc);

if (intel_crtc->config.dp_encoder_is_mst)
intel_ddi_set_vc_payload_alloc(crtc, false);
@@ -4167,7 +4165,6 @@ static void haswell_crtc_disable(struct drm_crtc *crtc)
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_encoder *encoder;
- int pipe = intel_crtc->pipe;
enum transcoder cpu_transcoder = intel_crtc->config.cpu_transcoder;

if (!intel_crtc->active)
@@ -4182,7 +4179,7 @@ static void haswell_crtc_disable(struct drm_crtc *crtc)

if (intel_crtc->config.has_pch_encoder)
intel_set_pch_fifo_underrun_reporting(dev, TRANSCODER_A, false);
- intel_disable_pipe(dev_priv, pipe);
+ intel_disable_pipe(intel_crtc);

intel_ddi_disable_transcoder_func(dev_priv, cpu_transcoder);

@@ -4769,7 +4766,7 @@ static void i9xx_crtc_disable(struct drm_crtc *crtc)
*/
intel_wait_for_vblank(dev, pipe);

- intel_disable_pipe(dev_priv, pipe);
+ intel_disable_pipe(intel_crtc);

i9xx_pfit_disable(intel_crtc);

diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 3abc915..6c8303e 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -826,7 +826,6 @@ intel_wait_for_vblank(struct drm_device *dev, int pipe)
{
drm_wait_one_vblank(dev, pipe);
}
-void intel_wait_for_pipe_off(struct drm_device *dev, int pipe);
int ironlake_get_lanes_required(int target_clock, int link_bw, int bpp);
void vlv_wait_port_ready(struct drm_i915_private *dev_priv,
struct intel_digital_port *dport);
--
1.8.5.5