drm/i915: Use symbolic irqreturn for ->hpd_pulse
Self-explanatory code is better code.
Cc: Dave Airlie <airlied@redhat.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 25b2299..2399eae 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -879,7 +879,7 @@
container_of(work, struct drm_i915_private, dig_port_work);
u32 long_port_mask, short_port_mask;
struct intel_digital_port *intel_dig_port;
- int i, ret;
+ int i;
u32 old_bits = 0;
spin_lock_irq(&dev_priv->irq_lock);
@@ -903,9 +903,11 @@
valid = true;
if (valid) {
+ enum irqreturn ret;
+
ret = intel_dig_port->hpd_pulse(intel_dig_port, long_hpd);
- if (ret == true) {
- /* if we get true fallback to old school hpd */
+ if (ret == IRQ_NONE) {
+ /* fall back to old school hpd */
old_bits |= (1 << intel_dig_port->base.hpd_pin);
}
}
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index b38d737..081eb36 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -4421,7 +4421,7 @@
return;
}
-bool
+enum irqreturn
intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
{
struct intel_dp *intel_dp = &intel_dig_port->dp;
@@ -4429,7 +4429,7 @@
struct drm_device *dev = intel_dig_port->base.base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
enum intel_display_power_domain power_domain;
- bool ret = true;
+ enum irqreturn ret = IRQ_NONE;
if (intel_dig_port->base.type != INTEL_OUTPUT_EDP)
intel_dig_port->base.type = INTEL_OUTPUT_DISPLAYPORT;
@@ -4488,7 +4488,9 @@
drm_modeset_unlock(&dev->mode_config.connection_mutex);
}
}
- ret = false;
+
+ ret = IRQ_HANDLED;
+
goto put_power;
mst_fail:
/* if we were in MST mode, and device is not there get out of MST mode */
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index e957d4d..04182dd 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -650,7 +650,7 @@
u32 saved_port_bits;
struct intel_dp dp;
struct intel_hdmi hdmi;
- bool (*hpd_pulse)(struct intel_digital_port *, bool);
+ enum irqreturn (*hpd_pulse)(struct intel_digital_port *, bool);
};
struct intel_dp_mst_encoder {
@@ -1008,8 +1008,8 @@
bool intel_dp_compute_config(struct intel_encoder *encoder,
struct intel_crtc_state *pipe_config);
bool intel_dp_is_edp(struct drm_device *dev, enum port port);
-bool intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port,
- bool long_hpd);
+enum irqreturn intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port,
+ bool long_hpd);
void intel_edp_backlight_on(struct intel_dp *intel_dp);
void intel_edp_backlight_off(struct intel_dp *intel_dp);
void intel_edp_panel_vdd_on(struct intel_dp *intel_dp);