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Kernel
提交 86e83e35 编写于 作者: C Chris Wilson
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drm/i915: Merge duplicate gen4 and vlv/chv enable vblank callbacks 

gen4/vlv/chv all use the same bits in pipestat to enable the vblank
interrupt, so they can share the same callbacks to enable/disable.
Signed-off-by: NChris Wilson <chris@chris-wilson.co.uk>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161007194953.15616-1-chris@chris-wilson.co.ukReviewed-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
上级 f7170e2e
隐藏空白更改
内联 并排
Showing with 28 addition and 31 deletion
drivers/gpu/drm/i915/i915_irq.c
浏览文件 @ 86e83e35
......@@ -2718,45 +2718,40 @@ void i915_handle_error(struct drm_i915_private *dev_priv,
/* Called from drm generic code, passed 'crtc' which
* we use as a pipe index
*/
static int i915_enable_vblank(struct drm_device *dev, unsigned int pipe)
static int i8xx_enable_vblank(struct drm_device *dev, unsigned int pipe)
{
struct drm_i915_private *dev_priv = to_i915(dev);
unsigned long irqflags;
spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
if (INTEL_INFO(dev)->gen >= 4)
i915_enable_pipestat(dev_priv, pipe,
PIPE_START_VBLANK_INTERRUPT_STATUS);
else
i915_enable_pipestat(dev_priv, pipe,
PIPE_VBLANK_INTERRUPT_STATUS);
i915_enable_pipestat(dev_priv, pipe, PIPE_VBLANK_INTERRUPT_STATUS);
spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
return 0;
}
static int ironlake_enable_vblank(struct drm_device *dev, unsigned int pipe)
static int i965_enable_vblank(struct drm_device *dev, unsigned int pipe)
{
struct drm_i915_private *dev_priv = to_i915(dev);
unsigned long irqflags;
uint32_t bit = (INTEL_INFO(dev)->gen >= 7) ? DE_PIPE_VBLANK_IVB(pipe) :
DE_PIPE_VBLANK(pipe);
spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
ilk_enable_display_irq(dev_priv, bit);
i915_enable_pipestat(dev_priv, pipe,
PIPE_START_VBLANK_INTERRUPT_STATUS);
spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
return 0;
}
static int valleyview_enable_vblank(struct drm_device *dev, unsigned int pipe)
static int ironlake_enable_vblank(struct drm_device *dev, unsigned int pipe)
{
struct drm_i915_private *dev_priv = to_i915(dev);
unsigned long irqflags;
uint32_t bit = INTEL_GEN(dev) >= 7 ?
DE_PIPE_VBLANK_IVB(pipe) : DE_PIPE_VBLANK(pipe);
spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
i915_enable_pipestat(dev_priv, pipe,
PIPE_START_VBLANK_INTERRUPT_STATUS);
ilk_enable_display_irq(dev_priv, bit);
spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
return 0;
......@@ -2777,38 +2772,36 @@ static int gen8_enable_vblank(struct drm_device *dev, unsigned int pipe)
/* Called from drm generic code, passed 'crtc' which
* we use as a pipe index
*/
static void i915_disable_vblank(struct drm_device *dev, unsigned int pipe)
static void i8xx_disable_vblank(struct drm_device *dev, unsigned int pipe)
{
struct drm_i915_private *dev_priv = to_i915(dev);
unsigned long irqflags;
spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
i915_disable_pipestat(dev_priv, pipe,
PIPE_VBLANK_INTERRUPT_STATUS |
PIPE_START_VBLANK_INTERRUPT_STATUS);
i915_disable_pipestat(dev_priv, pipe, PIPE_VBLANK_INTERRUPT_STATUS);
spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
}
static void ironlake_disable_vblank(struct drm_device *dev, unsigned int pipe)
static void i965_disable_vblank(struct drm_device *dev, unsigned int pipe)
{
struct drm_i915_private *dev_priv = to_i915(dev);
unsigned long irqflags;
uint32_t bit = (INTEL_INFO(dev)->gen >= 7) ? DE_PIPE_VBLANK_IVB(pipe) :
DE_PIPE_VBLANK(pipe);
spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
ilk_disable_display_irq(dev_priv, bit);
i915_disable_pipestat(dev_priv, pipe,
PIPE_START_VBLANK_INTERRUPT_STATUS);
spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
}
static void valleyview_disable_vblank(struct drm_device *dev, unsigned int pipe)
static void ironlake_disable_vblank(struct drm_device *dev, unsigned int pipe)
{
struct drm_i915_private *dev_priv = to_i915(dev);
unsigned long irqflags;
uint32_t bit = INTEL_GEN(dev) >= 7 ?
DE_PIPE_VBLANK_IVB(pipe) : DE_PIPE_VBLANK(pipe);
spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
i915_disable_pipestat(dev_priv, pipe,
PIPE_START_VBLANK_INTERRUPT_STATUS);
ilk_disable_display_irq(dev_priv, bit);
spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
}
......@@ -4579,16 +4572,16 @@ void intel_irq_init(struct drm_i915_private *dev_priv)
dev->driver->irq_preinstall = cherryview_irq_preinstall;
dev->driver->irq_postinstall = cherryview_irq_postinstall;
dev->driver->irq_uninstall = cherryview_irq_uninstall;
dev->driver->enable_vblank = valleyview_enable_vblank;
dev->driver->disable_vblank = valleyview_disable_vblank;
dev->driver->enable_vblank = i965_enable_vblank;
dev->driver->disable_vblank = i965_disable_vblank;
dev_priv->display.hpd_irq_setup = i915_hpd_irq_setup;
} else if (IS_VALLEYVIEW(dev_priv)) {
dev->driver->irq_handler = valleyview_irq_handler;
dev->driver->irq_preinstall = valleyview_irq_preinstall;
dev->driver->irq_postinstall = valleyview_irq_postinstall;
dev->driver->irq_uninstall = valleyview_irq_uninstall;
dev->driver->enable_vblank = valleyview_enable_vblank;
dev->driver->disable_vblank = valleyview_disable_vblank;
dev->driver->enable_vblank = i965_enable_vblank;
dev->driver->disable_vblank = i965_disable_vblank;
dev_priv->display.hpd_irq_setup = i915_hpd_irq_setup;
} else if (INTEL_INFO(dev_priv)->gen >= 8) {
dev->driver->irq_handler = gen8_irq_handler;
......@@ -4617,21 +4610,25 @@ void intel_irq_init(struct drm_i915_private *dev_priv)
dev->driver->irq_postinstall = i8xx_irq_postinstall;
dev->driver->irq_handler = i8xx_irq_handler;
dev->driver->irq_uninstall = i8xx_irq_uninstall;
dev->driver->enable_vblank = i8xx_enable_vblank;
dev->driver->disable_vblank = i8xx_disable_vblank;
} else if (IS_GEN3(dev_priv)) {
dev->driver->irq_preinstall = i915_irq_preinstall;
dev->driver->irq_postinstall = i915_irq_postinstall;
dev->driver->irq_uninstall = i915_irq_uninstall;
dev->driver->irq_handler = i915_irq_handler;
dev->driver->enable_vblank = i8xx_enable_vblank;
dev->driver->disable_vblank = i8xx_disable_vblank;
} else {
dev->driver->irq_preinstall = i965_irq_preinstall;
dev->driver->irq_postinstall = i965_irq_postinstall;
dev->driver->irq_uninstall = i965_irq_uninstall;
dev->driver->irq_handler = i965_irq_handler;
dev->driver->enable_vblank = i965_enable_vblank;
dev->driver->disable_vblank = i965_disable_vblank;
}
if (I915_HAS_HOTPLUG(dev_priv))
dev_priv->display.hpd_irq_setup = i915_hpd_irq_setup;
dev->driver->enable_vblank = i915_enable_vblank;
dev->driver->disable_vblank = i915_disable_vblank;
}
}
......
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