Merge branch 'drm-next-4.9' of git://people.freedesktop.org/~agd5f/linux into drm-next

Last set of radeon and amdgpu changes for 4.9.  This is
mostly just the powerplay cleanup for dGPUs.  Beyond that,
just misc code cleanups and bug fixes.

* 'drm-next-4.9' of git://people.freedesktop.org/~agd5f/linux: (49 commits)
  drm/amd/amdgpu: Clean up afmt allocation in DCEv6. (v2)
  drm/amd/amdgpu: Remove division from vblank_wait
  drm/radeon/atif: Send a hotplug event when we get dgpu display request
  drm/radeon/atpx: check for ATIF dGPU wake for display events support
  drm/amdgpu/atif: Send a hotplug event when we get dgpu display request
  drm/amdgpu/atpx: check for ATIF dGPU wake for display events support
  drm/amdgpu: bump version for new vce packet support
  drm/amdgpu/vce: allow the clock table packet
  drm/amdgpu:cleanup virt related define
  drm/amdgpu: use powerplay module for dgpu in Vi.
  drm/amdgpu: set gfx clock gating for tonga/polaris.
  drm/amdgpu: set system clock gating for tonga/polaris.
  drm/amd/powerplay: export function to help to set cg by smu.
  drm/amdgpu: avoid out of bounds access on array interrupt_status_offsets
  drm/amdgpu: mark symbols static where possible
  drm/amdgpu: remove unused functions
  drm/amd/powerplay:  Replace per-asic print_performance with generic
  drm/radeon: narrow asic_init for virtualization
  drm/amdgpu:add fw version entry to info
  drm/amdgpu:determine if vPost is needed indeed
  ...

3 files changed, 27 insertions, 6 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_acpi.c b/drivers/gpu/drm/radeon/radeon_acpi.c
index 31c9a92..6efbd65 100644
--- a/drivers/gpu/drm/radeon/radeon_acpi.c
+++ b/drivers/gpu/drm/radeon/radeon_acpi.c
@@ -25,6 +25,7 @@
 #include <linux/acpi.h>
 #include <linux/slab.h>
 #include <linux/power_supply.h>
+#include <linux/pm_runtime.h>
 #include <acpi/video.h>
 #include <drm/drmP.h>
 #include <drm/drm_crtc_helper.h>
@@ -32,6 +33,12 @@
 #include "radeon_acpi.h"
 #include "atom.h"
 
+#if defined(CONFIG_VGA_SWITCHEROO)
+bool radeon_atpx_dgpu_req_power_for_displays(void);
+#else
+static inline bool radeon_atpx_dgpu_req_power_for_displays(void) { return false; }
+#endif
+
 #define ACPI_AC_CLASS           "ac_adapter"
 
 extern void radeon_pm_acpi_event_handler(struct radeon_device *rdev);
@@ -394,6 +401,16 @@ int radeon_atif_handler(struct radeon_device *rdev,
 #endif
 		}
 	}
+	if (req.pending & ATIF_DGPU_DISPLAY_EVENT) {
+		if ((rdev->flags & RADEON_IS_PX) &&
+		    radeon_atpx_dgpu_req_power_for_displays()) {
+			pm_runtime_get_sync(rdev->ddev->dev);
+			/* Just fire off a uevent and let userspace tell us what to do */
+			drm_helper_hpd_irq_event(rdev->ddev);
+			pm_runtime_mark_last_busy(rdev->ddev->dev);
+			pm_runtime_put_autosuspend(rdev->ddev->dev);
+		}
+	}
 	/* TODO: check other events */
 
 	/* We've handled the event, stop the notifier chain. The ACPI interface
diff --git a/drivers/gpu/drm/radeon/radeon_atpx_handler.c b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
index 6de3428..a1321b2 100644
--- a/drivers/gpu/drm/radeon/radeon_atpx_handler.c
+++ b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
@@ -29,6 +29,7 @@ struct radeon_atpx {
 	acpi_handle handle;
 	struct radeon_atpx_functions functions;
 	bool is_hybrid;
+	bool dgpu_req_power_for_displays;
 };
 
 static struct radeon_atpx_priv {
@@ -72,6 +73,10 @@ bool radeon_is_atpx_hybrid(void) {
 	return radeon_atpx_priv.atpx.is_hybrid;
 }
 
+bool radeon_atpx_dgpu_req_power_for_displays(void) {
+	return radeon_atpx_priv.atpx.dgpu_req_power_for_displays;
+}
+
 /**
  * radeon_atpx_call - call an ATPX method
  *
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index b423c01..eb92aef 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -661,8 +661,9 @@ bool radeon_card_posted(struct radeon_device *rdev)
 {
 	uint32_t reg;
 
-	/* for pass through, always force asic_init */
-	if (radeon_device_is_virtual())
+	/* for pass through, always force asic_init for CI */
+	if (rdev->family >= CHIP_BONAIRE &&
+	    radeon_device_is_virtual())
 		return false;
 
 	/* required for EFI mode on macbook2,1 which uses an r5xx asic */
@@ -1594,8 +1595,7 @@ int radeon_suspend_kms(struct drm_device *dev, bool suspend,
 
 	rdev = dev->dev_private;
 
-	if (dev->switch_power_state == DRM_SWITCH_POWER_OFF ||
-	    dev->switch_power_state == DRM_SWITCH_POWER_DYNAMIC_OFF)
+	if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
 		return 0;
 
 	drm_kms_helper_poll_disable(dev);
@@ -1690,8 +1690,7 @@ int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon)
 	struct drm_crtc *crtc;
 	int r;
 
-	if (dev->switch_power_state == DRM_SWITCH_POWER_OFF ||
-	    dev->switch_power_state == DRM_SWITCH_POWER_DYNAMIC_OFF)
+	if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
 		return 0;
 
 	if (fbcon) {