summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/display/g4x_hdmi.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/display/g4x_hdmi.c')
-rw-r--r--drivers/gpu/drm/i915/display/g4x_hdmi.c48
1 files changed, 30 insertions, 18 deletions
diff --git a/drivers/gpu/drm/i915/display/g4x_hdmi.c b/drivers/gpu/drm/i915/display/g4x_hdmi.c
index 8096492b3fad..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"
@@ -480,8 +481,8 @@ static void vlv_hdmi_pre_enable(struct intel_atomic_state *state,
const struct intel_crtc_state *pipe_config,
const struct drm_connector_state *conn_state)
{
+ struct intel_display *display = to_intel_display(encoder);
struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
- struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
vlv_phy_pre_encoder_enable(encoder, pipe_config);
@@ -496,7 +497,7 @@ static void vlv_hdmi_pre_enable(struct intel_atomic_state *state,
g4x_hdmi_enable_port(encoder, pipe_config);
- vlv_wait_port_ready(dev_priv, dig_port, 0x0);
+ vlv_wait_port_ready(display, dig_port, 0x0);
}
static void vlv_hdmi_pre_pll_enable(struct intel_atomic_state *state,
@@ -557,9 +558,8 @@ static void chv_hdmi_pre_enable(struct intel_atomic_state *state,
const struct intel_crtc_state *pipe_config,
const struct drm_connector_state *conn_state)
{
+ struct intel_display *display = to_intel_display(encoder);
struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
- struct drm_device *dev = encoder->base.dev;
- struct drm_i915_private *dev_priv = to_i915(dev);
chv_phy_pre_encoder_enable(encoder, pipe_config);
@@ -573,7 +573,7 @@ static void chv_hdmi_pre_enable(struct intel_atomic_state *state,
g4x_hdmi_enable_port(encoder, pipe_config);
- vlv_wait_port_ready(dev_priv, dig_port, 0x0);
+ vlv_wait_port_ready(display, dig_port, 0x0);
/* Second common lane will stay alive on its own now */
chv_phy_release_cl2_override(encoder);
@@ -683,21 +683,22 @@ 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;
const struct intel_bios_encoder_data *devdata;
struct intel_digital_port *dig_port;
struct intel_encoder *intel_encoder;
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(dev_priv, port);
+ devdata = intel_bios_encoder_data_lookup(display, port);
/* FIXME bail? */
if (!devdata)
@@ -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;
}