These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / gpu / drm / radeon / cik.c

diff --git a/kernel/drivers/gpu/drm/radeon/cik.c b/kernel/drivers/gpu/drm/radeon/cik.c
index 8456653..f81fb26 100644 (file)
--- a/kernel/drivers/gpu/drm/radeon/cik.c
+++ b/kernel/drivers/gpu/drm/radeon/cik.c
@@ -174,6 +174,31 @@ int cik_get_allowed_info_register(struct radeon_device *rdev,
        }
 }
 
+/*
+ * Indirect registers accessor
+ */
+u32 cik_didt_rreg(struct radeon_device *rdev, u32 reg)
+{
+       unsigned long flags;
+       u32 r;
+
+       spin_lock_irqsave(&rdev->didt_idx_lock, flags);
+       WREG32(CIK_DIDT_IND_INDEX, (reg));
+       r = RREG32(CIK_DIDT_IND_DATA);
+       spin_unlock_irqrestore(&rdev->didt_idx_lock, flags);
+       return r;
+}
+
+void cik_didt_wreg(struct radeon_device *rdev, u32 reg, u32 v)
+{
+       unsigned long flags;
+
+       spin_lock_irqsave(&rdev->didt_idx_lock, flags);
+       WREG32(CIK_DIDT_IND_INDEX, (reg));
+       WREG32(CIK_DIDT_IND_DATA, (v));
+       spin_unlock_irqrestore(&rdev->didt_idx_lock, flags);
+}
+
 /* get temperature in millidegrees */
 int ci_get_temp(struct radeon_device *rdev)
 {
@@ -4148,11 +4173,7 @@ void cik_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
        control |= ib->length_dw | (vm_id << 24);
 
        radeon_ring_write(ring, header);
-       radeon_ring_write(ring,
-#ifdef __BIG_ENDIAN
-                         (2 << 0) |
-#endif
-                         (ib->gpu_addr & 0xFFFFFFFC));
+       radeon_ring_write(ring, (ib->gpu_addr & 0xFFFFFFFC));
        radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFFFF);
        radeon_ring_write(ring, control);
 }
@@ -8447,7 +8468,7 @@ restart_ih:
        if (queue_dp)
                schedule_work(&rdev->dp_work);
        if (queue_hotplug)
-               schedule_work(&rdev->hotplug_work);
+               schedule_delayed_work(&rdev->hotplug_work, 0);
        if (queue_reset) {
                rdev->needs_reset = true;
                wake_up_all(&rdev->fence_queue);
@@ -9605,6 +9626,9 @@ static void dce8_program_watermarks(struct radeon_device *rdev,
                    (rdev->disp_priority == 2)) {
                        DRM_DEBUG_KMS("force priority to high\n");
                }
+
+               /* Save number of lines the linebuffer leads before the scanout */
+               radeon_crtc->lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay);
        }
 
        /* select wm A */