Split inte_modeset_init() to parts before and after irq install, to
facilitate further cleanup. The error paths are a mess, otherwise no
functional changes.
Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_display.c | 17 +++++++++++++----
drivers/gpu/drm/i915/display/intel_display.h | 1 +
drivers/gpu/drm/i915/i915_drv.c | 6 ++++++
3 files changed, 20 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 69d6fe626a19..2cac6d61dba2 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -17854,11 +17854,9 @@ static void intel_mode_config_cleanup(struct drm_i915_private *i915)
drm_mode_config_cleanup(&i915->drm);
}
-int intel_modeset_init(struct drm_i915_private *i915)
+/* part #1: call before irq install */
+int intel_modeset_init_noirq(struct drm_i915_private *i915)
{
- struct drm_device *dev = &i915->drm;
- enum pipe pipe;
- struct intel_crtc *crtc;
int ret;
i915->modeset_wq = alloc_ordered_workqueue("i915_modeset", 0);
@@ -17883,6 +17881,17 @@ int intel_modeset_init(struct drm_i915_private *i915)
intel_fbc_init(i915);
+ return 0;
+}
+
+/* part #2: call after irq install */
+int intel_modeset_init(struct drm_i915_private *i915)
+{
+ struct drm_device *dev = &i915->drm;
+ enum pipe pipe;
+ struct intel_crtc *crtc;
+ int ret;
+
intel_init_pm(i915);
intel_panel_sanitize_ssc(i915);
diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h
index f92efbbec838..8f994244ccc7 100644
--- a/drivers/gpu/drm/i915/display/intel_display.h
+++ b/drivers/gpu/drm/i915/display/intel_display.h
@@ -614,6 +614,7 @@ intel_format_info_is_yuv_semiplanar(const struct drm_format_info *info,
/* modesetting */
void intel_modeset_init_hw(struct drm_i915_private *i915);
+int intel_modeset_init_noirq(struct drm_i915_private *i915);
int intel_modeset_init(struct drm_i915_private *i915);
void intel_modeset_driver_remove(struct drm_i915_private *i915);
void intel_modeset_driver_remove_noirq(struct drm_i915_private *i915);
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 1243638506bc..905277490024 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -297,8 +297,14 @@ static int i915_driver_modeset_probe_noirq(struct drm_i915_private *i915)
intel_csr_ucode_init(i915);
+ ret = intel_modeset_init_noirq(i915);
+ if (ret)
+ goto cleanup_vga_client;
+
return 0;
+cleanup_vga_client:
+ intel_vga_unregister(i915);
out:
return ret;
}
--
2.20.1
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