diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_encoder.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_encoder.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_encoder.c b/drivers/gpu/drm/i915/display/intel_encoder.c index 0b7bd26f4339..2ffe1f251ef8 100644 --- a/drivers/gpu/drm/i915/display/intel_encoder.c +++ b/drivers/gpu/drm/i915/display/intel_encoder.c @@ -8,6 +8,7 @@ #include "intel_display_core.h" #include "intel_display_types.h" #include "intel_encoder.h" +#include "intel_hotplug.h" static void intel_encoder_link_check_work_fn(struct work_struct *work) { @@ -37,6 +38,28 @@ void intel_encoder_link_check_queue_work(struct intel_encoder *encoder, int dela &encoder->link_check_work, msecs_to_jiffies(delay_ms)); } +void intel_encoder_unblock_all_hpds(struct intel_display *display) +{ + struct intel_encoder *encoder; + + if (!HAS_DISPLAY(display)) + return; + + for_each_intel_encoder(display->drm, encoder) + intel_hpd_unblock(encoder); +} + +void intel_encoder_block_all_hpds(struct intel_display *display) +{ + struct intel_encoder *encoder; + + if (!HAS_DISPLAY(display)) + return; + + for_each_intel_encoder(display->drm, encoder) + intel_hpd_block(encoder); +} + void intel_encoder_suspend_all(struct intel_display *display) { struct intel_encoder *encoder; @@ -80,3 +103,21 @@ void intel_encoder_shutdown_all(struct intel_display *display) if (encoder->shutdown_complete) encoder->shutdown_complete(encoder); } + +struct intel_digital_port *intel_dig_port_alloc(void) +{ + struct intel_digital_port *dig_port; + + dig_port = kzalloc(sizeof(*dig_port), GFP_KERNEL); + if (!dig_port) + return NULL; + + dig_port->hdmi.hdmi_reg = INVALID_MMIO_REG; + dig_port->dp.output_reg = INVALID_MMIO_REG; + dig_port->aux_ch = AUX_CH_NONE; + dig_port->max_lanes = 4; + + mutex_init(&dig_port->hdcp.mutex); + + return dig_port; +} |