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path: root/drivers/gpu/drm/i915/display/g4x_hdmi.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/g4x_hdmi.c')
-rw-r--r--drivers/gpu/drm/i915/display/g4x_hdmi.c36
1 files changed, 24 insertions, 12 deletions
diff --git a/drivers/gpu/drm/i915/display/g4x_hdmi.c b/drivers/gpu/drm/i915/display/g4x_hdmi.c
index d1a7d0d57c6b..98e6a931042f 100644
--- a/drivers/gpu/drm/i915/display/g4x_hdmi.c
+++ b/drivers/gpu/drm/i915/display/g4x_hdmi.c
@@ -6,6 +6,7 @@
*/
#include "g4x_hdmi.h"
+#include "i915_drv.h"
#include "i915_reg.h"
#include "intel_atomic.h"
#include "intel_audio.h"
@@ -682,7 +683,7 @@ static bool assert_hdmi_port_valid(struct drm_i915_private *i915, enum port port
"Platform does not support HDMI %c\n", port_name(port));
}
-void g4x_hdmi_init(struct drm_i915_private *dev_priv,
+bool g4x_hdmi_init(struct drm_i915_private *dev_priv,
i915_reg_t hdmi_reg, enum port port)
{
struct intel_display *display = &dev_priv->display;
@@ -692,10 +693,10 @@ void g4x_hdmi_init(struct drm_i915_private *dev_priv,
struct intel_connector *intel_connector;
if (!assert_port_valid(dev_priv, port))
- return;
+ return false;
if (!assert_hdmi_port_valid(dev_priv, port))
- return;
+ return false;
devdata = intel_bios_encoder_data_lookup(display, port);
@@ -706,15 +707,13 @@ void g4x_hdmi_init(struct drm_i915_private *dev_priv,
dig_port = kzalloc(sizeof(*dig_port), GFP_KERNEL);
if (!dig_port)
- return;
+ return false;
dig_port->aux_ch = AUX_CH_NONE;
intel_connector = intel_connector_alloc();
- if (!intel_connector) {
- kfree(dig_port);
- return;
- }
+ if (!intel_connector)
+ goto err_connector_alloc;
intel_encoder = &dig_port->base;
@@ -722,9 +721,10 @@ void g4x_hdmi_init(struct drm_i915_private *dev_priv,
mutex_init(&dig_port->hdcp_mutex);
- drm_encoder_init(&dev_priv->drm, &intel_encoder->base,
- &intel_hdmi_enc_funcs, DRM_MODE_ENCODER_TMDS,
- "HDMI %c", port_name(port));
+ if (drm_encoder_init(&dev_priv->drm, &intel_encoder->base,
+ &intel_hdmi_enc_funcs, DRM_MODE_ENCODER_TMDS,
+ "HDMI %c", port_name(port)))
+ goto err_encoder_init;
intel_encoder->hotplug = intel_hdmi_hotplug;
intel_encoder->compute_config = g4x_hdmi_compute_config;
@@ -787,5 +787,17 @@ void g4x_hdmi_init(struct drm_i915_private *dev_priv,
intel_infoframe_init(dig_port);
- intel_hdmi_init_connector(dig_port, intel_connector);
+ if (!intel_hdmi_init_connector(dig_port, intel_connector))
+ goto err_init_connector;
+
+ return true;
+
+err_init_connector:
+ drm_encoder_cleanup(&intel_encoder->base);
+err_encoder_init:
+ kfree(intel_connector);
+err_connector_alloc:
+ kfree(dig_port);
+
+ return false;
}