drm/radeon: remove gui_idle interrupt infrastructure

It was only used for dynpm, but has been replaced with
a better implementation using fences.  Remove it.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 0 insertions, 19 deletions

diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 163c33e1a1d6..ff3a444836d4 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -700,9 +700,6 @@ int r100_irq_set(struct radeon_device *rdev)
         if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
                 tmp |= RADEON_SW_INT_ENABLE;
         }
-        if (rdev->irq.gui_idle) {
-                tmp |= RADEON_GUI_IDLE_MASK;
-        }
         if (rdev->irq.crtc_vblank_int[0] ||
             atomic_read(&rdev->irq.pflip[0])) {
                 tmp |= RADEON_CRTC_VBLANK_MASK;
@@ -739,12 +736,6 @@ static uint32_t r100_irq_ack(struct radeon_device *rdev)
                 RADEON_CRTC_VBLANK_STAT | RADEON_CRTC2_VBLANK_STAT |
                 RADEON_FP_DETECT_STAT | RADEON_FP2_DETECT_STAT;
 
-        /* the interrupt works, but the status bit is permanently asserted */
-        if (rdev->irq.gui_idle && radeon_gui_idle(rdev)) {
-                if (!rdev->irq.gui_idle_acked)
-                        irq_mask |= RADEON_GUI_IDLE_STAT;
-        }
-
         if (irqs) {
                 WREG32(RADEON_GEN_INT_STATUS, irqs);
         }
@@ -756,9 +747,6 @@ int r100_irq_process(struct radeon_device *rdev)
         uint32_t status, msi_rearm;
         bool queue_hotplug = false;
 
-        /* reset gui idle ack.  the status bit is broken */
-        rdev->irq.gui_idle_acked = false;
-
         status = r100_irq_ack(rdev);
         if (!status) {
                 return IRQ_NONE;
@@ -771,11 +759,6 @@ int r100_irq_process(struct radeon_device *rdev)
                 if (status & RADEON_SW_INT_TEST) {
                         radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
                 }
-                /* gui idle interrupt */
-                if (status & RADEON_GUI_IDLE_STAT) {
-                        rdev->irq.gui_idle_acked = true;
-                        wake_up(&rdev->irq.idle_queue);
-                }
                 /* Vertical blank interrupts */
                 if (status & RADEON_CRTC_VBLANK_STAT) {
                         if (rdev->irq.crtc_vblank_int[0]) {
@@ -805,8 +788,6 @@ int r100_irq_process(struct radeon_device *rdev)
                 }
                 status = r100_irq_ack(rdev);
         }
-        /* reset gui idle ack.  the status bit is broken */
-        rdev->irq.gui_idle_acked = false;
         if (queue_hotplug)
                 schedule_work(&rdev->hotplug_work);
         if (rdev->msi_enabled) {