Moved, renamed, and deleted files

The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.

1 files changed, 0 insertions, 3799 deletions

diff --git a/ANDROID_3.4.5/drivers/gpu/drm/radeon/r600.c b/ANDROID_3.4.5/drivers/gpu/drm/radeon/r600.c
deleted file mode 100644
index b1ff9ccd..00000000
--- a/ANDROID_3.4.5/drivers/gpu/drm/radeon/r600.c
+++ /dev/null
@@ -1,3799 +0,0 @@
-/*
- * Copyright 2008 Advanced Micro Devices, Inc.
- * Copyright 2008 Red Hat Inc.
- * Copyright 2009 Jerome Glisse.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors: Dave Airlie
- *          Alex Deucher
- *          Jerome Glisse
- */
-#include <linux/slab.h>
-#include <linux/seq_file.h>
-#include <linux/firmware.h>
-#include <linux/platform_device.h>
-#include <linux/module.h>
-#include "drmP.h"
-#include "radeon_drm.h"
-#include "radeon.h"
-#include "radeon_asic.h"
-#include "radeon_mode.h"
-#include "r600d.h"
-#include "atom.h"
-#include "avivod.h"
-
-#define PFP_UCODE_SIZE 576
-#define PM4_UCODE_SIZE 1792
-#define RLC_UCODE_SIZE 768
-#define R700_PFP_UCODE_SIZE 848
-#define R700_PM4_UCODE_SIZE 1360
-#define R700_RLC_UCODE_SIZE 1024
-#define EVERGREEN_PFP_UCODE_SIZE 1120
-#define EVERGREEN_PM4_UCODE_SIZE 1376
-#define EVERGREEN_RLC_UCODE_SIZE 768
-#define CAYMAN_RLC_UCODE_SIZE 1024
-#define ARUBA_RLC_UCODE_SIZE 1536
-
-/* Firmware Names */
-MODULE_FIRMWARE("radeon/R600_pfp.bin");
-MODULE_FIRMWARE("radeon/R600_me.bin");
-MODULE_FIRMWARE("radeon/RV610_pfp.bin");
-MODULE_FIRMWARE("radeon/RV610_me.bin");
-MODULE_FIRMWARE("radeon/RV630_pfp.bin");
-MODULE_FIRMWARE("radeon/RV630_me.bin");
-MODULE_FIRMWARE("radeon/RV620_pfp.bin");
-MODULE_FIRMWARE("radeon/RV620_me.bin");
-MODULE_FIRMWARE("radeon/RV635_pfp.bin");
-MODULE_FIRMWARE("radeon/RV635_me.bin");
-MODULE_FIRMWARE("radeon/RV670_pfp.bin");
-MODULE_FIRMWARE("radeon/RV670_me.bin");
-MODULE_FIRMWARE("radeon/RS780_pfp.bin");
-MODULE_FIRMWARE("radeon/RS780_me.bin");
-MODULE_FIRMWARE("radeon/RV770_pfp.bin");
-MODULE_FIRMWARE("radeon/RV770_me.bin");
-MODULE_FIRMWARE("radeon/RV730_pfp.bin");
-MODULE_FIRMWARE("radeon/RV730_me.bin");
-MODULE_FIRMWARE("radeon/RV710_pfp.bin");
-MODULE_FIRMWARE("radeon/RV710_me.bin");
-MODULE_FIRMWARE("radeon/R600_rlc.bin");
-MODULE_FIRMWARE("radeon/R700_rlc.bin");
-MODULE_FIRMWARE("radeon/CEDAR_pfp.bin");
-MODULE_FIRMWARE("radeon/CEDAR_me.bin");
-MODULE_FIRMWARE("radeon/CEDAR_rlc.bin");
-MODULE_FIRMWARE("radeon/REDWOOD_pfp.bin");
-MODULE_FIRMWARE("radeon/REDWOOD_me.bin");
-MODULE_FIRMWARE("radeon/REDWOOD_rlc.bin");
-MODULE_FIRMWARE("radeon/JUNIPER_pfp.bin");
-MODULE_FIRMWARE("radeon/JUNIPER_me.bin");
-MODULE_FIRMWARE("radeon/JUNIPER_rlc.bin");
-MODULE_FIRMWARE("radeon/CYPRESS_pfp.bin");
-MODULE_FIRMWARE("radeon/CYPRESS_me.bin");
-MODULE_FIRMWARE("radeon/CYPRESS_rlc.bin");
-MODULE_FIRMWARE("radeon/PALM_pfp.bin");
-MODULE_FIRMWARE("radeon/PALM_me.bin");
-MODULE_FIRMWARE("radeon/SUMO_rlc.bin");
-MODULE_FIRMWARE("radeon/SUMO_pfp.bin");
-MODULE_FIRMWARE("radeon/SUMO_me.bin");
-MODULE_FIRMWARE("radeon/SUMO2_pfp.bin");
-MODULE_FIRMWARE("radeon/SUMO2_me.bin");
-
-int r600_debugfs_mc_info_init(struct radeon_device *rdev);
-
-/* r600,rv610,rv630,rv620,rv635,rv670 */
-int r600_mc_wait_for_idle(struct radeon_device *rdev);
-void r600_gpu_init(struct radeon_device *rdev);
-void r600_fini(struct radeon_device *rdev);
-void r600_irq_disable(struct radeon_device *rdev);
-static void r600_pcie_gen2_enable(struct radeon_device *rdev);
-
-/* get temperature in millidegrees */
-int rv6xx_get_temp(struct radeon_device *rdev)
-{
-	u32 temp = (RREG32(CG_THERMAL_STATUS) & ASIC_T_MASK) >>
-		ASIC_T_SHIFT;
-	int actual_temp = temp & 0xff;
-
-	if (temp & 0x100)
-		actual_temp -= 256;
-
-	return actual_temp * 1000;
-}
-
-void r600_pm_get_dynpm_state(struct radeon_device *rdev)
-{
-	int i;
-
-	rdev->pm.dynpm_can_upclock = true;
-	rdev->pm.dynpm_can_downclock = true;
-
-	/* power state array is low to high, default is first */
-	if ((rdev->flags & RADEON_IS_IGP) || (rdev->family == CHIP_R600)) {
-		int min_power_state_index = 0;
-
-		if (rdev->pm.num_power_states > 2)
-			min_power_state_index = 1;
-
-		switch (rdev->pm.dynpm_planned_action) {
-		case DYNPM_ACTION_MINIMUM:
-			rdev->pm.requested_power_state_index = min_power_state_index;
-			rdev->pm.requested_clock_mode_index = 0;
-			rdev->pm.dynpm_can_downclock = false;
-			break;
-		case DYNPM_ACTION_DOWNCLOCK:
-			if (rdev->pm.current_power_state_index == min_power_state_index) {
-				rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
-				rdev->pm.dynpm_can_downclock = false;
-			} else {
-				if (rdev->pm.active_crtc_count > 1) {
-					for (i = 0; i < rdev->pm.num_power_states; i++) {
-						if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
-							continue;
-						else if (i >= rdev->pm.current_power_state_index) {
-							rdev->pm.requested_power_state_index =
-								rdev->pm.current_power_state_index;
-							break;
-						} else {
-							rdev->pm.requested_power_state_index = i;
-							break;
-						}
-					}
-				} else {
-					if (rdev->pm.current_power_state_index == 0)
-						rdev->pm.requested_power_state_index =
-							rdev->pm.num_power_states - 1;
-					else
-						rdev->pm.requested_power_state_index =
-							rdev->pm.current_power_state_index - 1;
-				}
-			}
-			rdev->pm.requested_clock_mode_index = 0;
-			/* don't use the power state if crtcs are active and no display flag is set */
-			if ((rdev->pm.active_crtc_count > 0) &&
-			    (rdev->pm.power_state[rdev->pm.requested_power_state_index].
-			     clock_info[rdev->pm.requested_clock_mode_index].flags &
-			     RADEON_PM_MODE_NO_DISPLAY)) {
-				rdev->pm.requested_power_state_index++;
-			}
-			break;
-		case DYNPM_ACTION_UPCLOCK:
-			if (rdev->pm.current_power_state_index == (rdev->pm.num_power_states - 1)) {
-				rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
-				rdev->pm.dynpm_can_upclock = false;
-			} else {
-				if (rdev->pm.active_crtc_count > 1) {
-					for (i = (rdev->pm.num_power_states - 1); i >= 0; i--) {
-						if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
-							continue;
-						else if (i <= rdev->pm.current_power_state_index) {
-							rdev->pm.requested_power_state_index =
-								rdev->pm.current_power_state_index;
-							break;
-						} else {
-							rdev->pm.requested_power_state_index = i;
-							break;
-						}
-					}
-				} else
-					rdev->pm.requested_power_state_index =
-						rdev->pm.current_power_state_index + 1;
-			}
-			rdev->pm.requested_clock_mode_index = 0;
-			break;
-		case DYNPM_ACTION_DEFAULT:
-			rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
-			rdev->pm.requested_clock_mode_index = 0;
-			rdev->pm.dynpm_can_upclock = false;
-			break;
-		case DYNPM_ACTION_NONE:
-		default:
-			DRM_ERROR("Requested mode for not defined action\n");
-			return;
-		}
-	} else {
-		/* XXX select a power state based on AC/DC, single/dualhead, etc. */
-		/* for now just select the first power state and switch between clock modes */
-		/* power state array is low to high, default is first (0) */
-		if (rdev->pm.active_crtc_count > 1) {
-			rdev->pm.requested_power_state_index = -1;
-			/* start at 1 as we don't want the default mode */
-			for (i = 1; i < rdev->pm.num_power_states; i++) {
-				if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
-					continue;
-				else if ((rdev->pm.power_state[i].type == POWER_STATE_TYPE_PERFORMANCE) ||
-					 (rdev->pm.power_state[i].type == POWER_STATE_TYPE_BATTERY)) {
-					rdev->pm.requested_power_state_index = i;
-					break;
-				}
-			}
-			/* if nothing selected, grab the default state. */
-			if (rdev->pm.requested_power_state_index == -1)
-				rdev->pm.requested_power_state_index = 0;
-		} else
-			rdev->pm.requested_power_state_index = 1;
-
-		switch (rdev->pm.dynpm_planned_action) {
-		case DYNPM_ACTION_MINIMUM:
-			rdev->pm.requested_clock_mode_index = 0;
-			rdev->pm.dynpm_can_downclock = false;
-			break;
-		case DYNPM_ACTION_DOWNCLOCK:
-			if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
-				if (rdev->pm.current_clock_mode_index == 0) {
-					rdev->pm.requested_clock_mode_index = 0;
-					rdev->pm.dynpm_can_downclock = false;
-				} else
-					rdev->pm.requested_clock_mode_index =
-						rdev->pm.current_clock_mode_index - 1;
-			} else {
-				rdev->pm.requested_clock_mode_index = 0;
-				rdev->pm.dynpm_can_downclock = false;
-			}
-			/* don't use the power state if crtcs are active and no display flag is set */
-			if ((rdev->pm.active_crtc_count > 0) &&
-			    (rdev->pm.power_state[rdev->pm.requested_power_state_index].
-			     clock_info[rdev->pm.requested_clock_mode_index].flags &
-			     RADEON_PM_MODE_NO_DISPLAY)) {
-				rdev->pm.requested_clock_mode_index++;
-			}
-			break;
-		case DYNPM_ACTION_UPCLOCK:
-			if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
-				if (rdev->pm.current_clock_mode_index ==
-				    (rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1)) {
-					rdev->pm.requested_clock_mode_index = rdev->pm.current_clock_mode_index;
-					rdev->pm.dynpm_can_upclock = false;
-				} else
-					rdev->pm.requested_clock_mode_index =
-						rdev->pm.current_clock_mode_index + 1;
-			} else {
-				rdev->pm.requested_clock_mode_index =
-					rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1;
-				rdev->pm.dynpm_can_upclock = false;
-			}
-			break;
-		case DYNPM_ACTION_DEFAULT:
-			rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
-			rdev->pm.requested_clock_mode_index = 0;
-			rdev->pm.dynpm_can_upclock = false;
-			break;
-		case DYNPM_ACTION_NONE:
-		default:
-			DRM_ERROR("Requested mode for not defined action\n");
-			return;
-		}
-	}
-
-	DRM_DEBUG_DRIVER("Requested: e: %d m: %d p: %d\n",
-		  rdev->pm.power_state[rdev->pm.requested_power_state_index].
-		  clock_info[rdev->pm.requested_clock_mode_index].sclk,
-		  rdev->pm.power_state[rdev->pm.requested_power_state_index].
-		  clock_info[rdev->pm.requested_clock_mode_index].mclk,
-		  rdev->pm.power_state[rdev->pm.requested_power_state_index].
-		  pcie_lanes);
-}
-
-void rs780_pm_init_profile(struct radeon_device *rdev)
-{
-	if (rdev->pm.num_power_states == 2) {
-		/* default */
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
-		/* low sh */
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
-		/* mid sh */
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
-		/* high sh */
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
-		/* low mh */
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
-		/* mid mh */
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
-		/* high mh */
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 1;
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
-	} else if (rdev->pm.num_power_states == 3) {
-		/* default */
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
-		/* low sh */
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
-		/* mid sh */
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
-		/* high sh */
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 2;
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
-		/* low mh */
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 1;
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 1;
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
-		/* mid mh */
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 1;
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 1;
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
-		/* high mh */
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 1;
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
-	} else {
-		/* default */
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
-		/* low sh */
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 2;
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 2;
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
-		/* mid sh */
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 2;
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 2;
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
-		/* high sh */
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 2;
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 3;
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
-		/* low mh */
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
-		/* mid mh */
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
-		/* high mh */
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 3;
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
-	}
-}
-
-void r600_pm_init_profile(struct radeon_device *rdev)
-{
-	int idx;
-
-	if (rdev->family == CHIP_R600) {
-		/* XXX */
-		/* default */
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
-		/* low sh */
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
-		/* mid sh */
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
-		/* high sh */
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
-		/* low mh */
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
-		/* mid mh */
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
-		/* high mh */
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
-		rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
-	} else {
-		if (rdev->pm.num_power_states < 4) {
-			/* default */
-			rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
-			rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
-			rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
-			/* low sh */
-			rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
-			rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
-			rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
-			/* mid sh */
-			rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
-			rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
-			rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
-			/* high sh */
-			rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
-			rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
-			rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
-			/* low mh */
-			rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
-			rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 2;
-			rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
-			/* low mh */
-			rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
-			rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 2;
-			rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
-			/* high mh */
-			rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
-			rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
-			rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
-		} else {
-			/* default */
-			rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
-			rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
-			rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
-			/* low sh */
-			if (rdev->flags & RADEON_IS_MOBILITY)
-				idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
-			else
-				idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
-			rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx;
-			rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx;
-			rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
-			/* mid sh */
-			rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx;
-			rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx;
-			rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
-			/* high sh */
-			idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
-			rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx;
-			rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx;
-			rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
-			/* low mh */
-			if (rdev->flags & RADEON_IS_MOBILITY)
-				idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
-			else
-				idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
-			rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx;
-			rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx;
-			rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
-			/* mid mh */
-			rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx;
-			rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx;
-			rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
-			/* high mh */
-			idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
-			rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx;
-			rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx;
-			rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
-			rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
-		}
-	}
-}
-
-void r600_pm_misc(struct radeon_device *rdev)
-{
-	int req_ps_idx = rdev->pm.requested_power_state_index;
-	int req_cm_idx = rdev->pm.requested_clock_mode_index;
-	struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
-	struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
-
-	if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
-		/* 0xff01 is a flag rather then an actual voltage */
-		if (voltage->voltage == 0xff01)
-			return;
-		if (voltage->voltage != rdev->pm.current_vddc) {
-			radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
-			rdev->pm.current_vddc = voltage->voltage;
-			DRM_DEBUG_DRIVER("Setting: v: %d\n", voltage->voltage);
-		}
-	}
-}
-
-bool r600_gui_idle(struct radeon_device *rdev)
-{
-	if (RREG32(GRBM_STATUS) & GUI_ACTIVE)
-		return false;
-	else
-		return true;
-}
-
-/* hpd for digital panel detect/disconnect */
-bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
-{
-	bool connected = false;
-
-	if (ASIC_IS_DCE3(rdev)) {
-		switch (hpd) {
-		case RADEON_HPD_1:
-			if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE)
-				connected = true;
-			break;
-		case RADEON_HPD_2:
-			if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE)
-				connected = true;
-			break;
-		case RADEON_HPD_3:
-			if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE)
-				connected = true;
-			break;
-		case RADEON_HPD_4:
-			if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE)
-				connected = true;
-			break;
-			/* DCE 3.2 */
-		case RADEON_HPD_5:
-			if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE)
-				connected = true;
-			break;
-		case RADEON_HPD_6:
-			if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE)
-				connected = true;
-			break;
-		default:
-			break;
-		}
-	} else {
-		switch (hpd) {
-		case RADEON_HPD_1:
-			if (RREG32(DC_HOT_PLUG_DETECT1_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
-				connected = true;
-			break;
-		case RADEON_HPD_2:
-			if (RREG32(DC_HOT_PLUG_DETECT2_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
-				connected = true;
-			break;
-		case RADEON_HPD_3:
-			if (RREG32(DC_HOT_PLUG_DETECT3_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
-				connected = true;
-			break;
-		default:
-			break;
-		}
-	}
-	return connected;
-}
-
-void r600_hpd_set_polarity(struct radeon_device *rdev,
-			   enum radeon_hpd_id hpd)
-{
-	u32 tmp;
-	bool connected = r600_hpd_sense(rdev, hpd);
-
-	if (ASIC_IS_DCE3(rdev)) {
-		switch (hpd) {
-		case RADEON_HPD_1:
-			tmp = RREG32(DC_HPD1_INT_CONTROL);
-			if (connected)
-				tmp &= ~DC_HPDx_INT_POLARITY;
-			else
-				tmp |= DC_HPDx_INT_POLARITY;
-			WREG32(DC_HPD1_INT_CONTROL, tmp);
-			break;
-		case RADEON_HPD_2:
-			tmp = RREG32(DC_HPD2_INT_CONTROL);
-			if (connected)
-				tmp &= ~DC_HPDx_INT_POLARITY;
-			else
-				tmp |= DC_HPDx_INT_POLARITY;
-			WREG32(DC_HPD2_INT_CONTROL, tmp);
-			break;
-		case RADEON_HPD_3:
-			tmp = RREG32(DC_HPD3_INT_CONTROL);
-			if (connected)
-				tmp &= ~DC_HPDx_INT_POLARITY;
-			else
-				tmp |= DC_HPDx_INT_POLARITY;
-			WREG32(DC_HPD3_INT_CONTROL, tmp);
-			break;
-		case RADEON_HPD_4:
-			tmp = RREG32(DC_HPD4_INT_CONTROL);
-			if (connected)
-				tmp &= ~DC_HPDx_INT_POLARITY;
-			else
-				tmp |= DC_HPDx_INT_POLARITY;
-			WREG32(DC_HPD4_INT_CONTROL, tmp);
-			break;
-		case RADEON_HPD_5:
-			tmp = RREG32(DC_HPD5_INT_CONTROL);
-			if (connected)
-				tmp &= ~DC_HPDx_INT_POLARITY;
-			else
-				tmp |= DC_HPDx_INT_POLARITY;
-			WREG32(DC_HPD5_INT_CONTROL, tmp);
-			break;
-			/* DCE 3.2 */
-		case RADEON_HPD_6:
-			tmp = RREG32(DC_HPD6_INT_CONTROL);
-			if (connected)
-				tmp &= ~DC_HPDx_INT_POLARITY;
-			else
-				tmp |= DC_HPDx_INT_POLARITY;
-			WREG32(DC_HPD6_INT_CONTROL, tmp);
-			break;
-		default:
-			break;
-		}
-	} else {
-		switch (hpd) {
-		case RADEON_HPD_1:
-			tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
-			if (connected)
-				tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
-			else
-				tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
-			WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
-			break;
-		case RADEON_HPD_2:
-			tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
-			if (connected)
-				tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
-			else
-				tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
-			WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
-			break;
-		case RADEON_HPD_3:
-			tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
-			if (connected)
-				tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
-			else
-				tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
-			WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
-			break;
-		default:
-			break;
-		}
-	}
-}
-
-void r600_hpd_init(struct radeon_device *rdev)
-{
-	struct drm_device *dev = rdev->ddev;
-	struct drm_connector *connector;
-
-	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
-		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
-
-		if (ASIC_IS_DCE3(rdev)) {
-			u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa);
-			if (ASIC_IS_DCE32(rdev))
-				tmp |= DC_HPDx_EN;
-
-			switch (radeon_connector->hpd.hpd) {
-			case RADEON_HPD_1:
-				WREG32(DC_HPD1_CONTROL, tmp);
-				rdev->irq.hpd[0] = true;
-				break;
-			case RADEON_HPD_2:
-				WREG32(DC_HPD2_CONTROL, tmp);
-				rdev->irq.hpd[1] = true;
-				break;
-			case RADEON_HPD_3:
-				WREG32(DC_HPD3_CONTROL, tmp);
-				rdev->irq.hpd[2] = true;
-				break;
-			case RADEON_HPD_4:
-				WREG32(DC_HPD4_CONTROL, tmp);
-				rdev->irq.hpd[3] = true;
-				break;
-				/* DCE 3.2 */
-			case RADEON_HPD_5:
-				WREG32(DC_HPD5_CONTROL, tmp);
-				rdev->irq.hpd[4] = true;
-				break;
-			case RADEON_HPD_6:
-				WREG32(DC_HPD6_CONTROL, tmp);
-				rdev->irq.hpd[5] = true;
-				break;
-			default:
-				break;
-			}
-		} else {
-			switch (radeon_connector->hpd.hpd) {
-			case RADEON_HPD_1:
-				WREG32(DC_HOT_PLUG_DETECT1_CONTROL, DC_HOT_PLUG_DETECTx_EN);
-				rdev->irq.hpd[0] = true;
-				break;
-			case RADEON_HPD_2:
-				WREG32(DC_HOT_PLUG_DETECT2_CONTROL, DC_HOT_PLUG_DETECTx_EN);
-				rdev->irq.hpd[1] = true;
-				break;
-			case RADEON_HPD_3:
-				WREG32(DC_HOT_PLUG_DETECT3_CONTROL, DC_HOT_PLUG_DETECTx_EN);
-				rdev->irq.hpd[2] = true;
-				break;
-			default:
-				break;
-			}
-		}
-		radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
-	}
-	if (rdev->irq.installed)
-		r600_irq_set(rdev);
-}
-
-void r600_hpd_fini(struct radeon_device *rdev)
-{
-	struct drm_device *dev = rdev->ddev;
-	struct drm_connector *connector;
-
-	if (ASIC_IS_DCE3(rdev)) {
-		list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
-			struct radeon_connector *radeon_connector = to_radeon_connector(connector);
-			switch (radeon_connector->hpd.hpd) {
-			case RADEON_HPD_1:
-				WREG32(DC_HPD1_CONTROL, 0);
-				rdev->irq.hpd[0] = false;
-				break;
-			case RADEON_HPD_2:
-				WREG32(DC_HPD2_CONTROL, 0);
-				rdev->irq.hpd[1] = false;
-				break;
-			case RADEON_HPD_3:
-				WREG32(DC_HPD3_CONTROL, 0);
-				rdev->irq.hpd[2] = false;
-				break;
-			case RADEON_HPD_4:
-				WREG32(DC_HPD4_CONTROL, 0);
-				rdev->irq.hpd[3] = false;
-				break;
-				/* DCE 3.2 */
-			case RADEON_HPD_5:
-				WREG32(DC_HPD5_CONTROL, 0);
-				rdev->irq.hpd[4] = false;
-				break;
-			case RADEON_HPD_6:
-				WREG32(DC_HPD6_CONTROL, 0);
-				rdev->irq.hpd[5] = false;
-				break;
-			default:
-				break;
-			}
-		}
-	} else {
-		list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
-			struct radeon_connector *radeon_connector = to_radeon_connector(connector);
-			switch (radeon_connector->hpd.hpd) {
-			case RADEON_HPD_1:
-				WREG32(DC_HOT_PLUG_DETECT1_CONTROL, 0);
-				rdev->irq.hpd[0] = false;
-				break;
-			case RADEON_HPD_2:
-				WREG32(DC_HOT_PLUG_DETECT2_CONTROL, 0);
-				rdev->irq.hpd[1] = false;
-				break;
-			case RADEON_HPD_3:
-				WREG32(DC_HOT_PLUG_DETECT3_CONTROL, 0);
-				rdev->irq.hpd[2] = false;
-				break;
-			default:
-				break;
-			}
-		}
-	}
-}
-
-/*
- * R600 PCIE GART
- */
-void r600_pcie_gart_tlb_flush(struct radeon_device *rdev)
-{
-	unsigned i;
-	u32 tmp;
-
-	/* flush hdp cache so updates hit vram */
-	if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) &&
-	    !(rdev->flags & RADEON_IS_AGP)) {
-		void __iomem *ptr = (void *)rdev->gart.ptr;
-		u32 tmp;
-
-		/* r7xx hw bug.  write to HDP_DEBUG1 followed by fb read
-		 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL
-		 * This seems to cause problems on some AGP cards. Just use the old
-		 * method for them.
-		 */
-		WREG32(HDP_DEBUG1, 0);
-		tmp = readl((void __iomem *)ptr);
-	} else
-		WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
-
-	WREG32(VM_CONTEXT0_INVALIDATION_LOW_ADDR, rdev->mc.gtt_start >> 12);
-	WREG32(VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (rdev->mc.gtt_end - 1) >> 12);
-	WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
-	for (i = 0; i < rdev->usec_timeout; i++) {
-		/* read MC_STATUS */
-		tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
-		tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
-		if (tmp == 2) {
-			printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
-			return;
-		}
-		if (tmp) {
-			return;
-		}
-		udelay(1);
-	}
-}
-
-int r600_pcie_gart_init(struct radeon_device *rdev)
-{
-	int r;
-
-	if (rdev->gart.robj) {
-		WARN(1, "R600 PCIE GART already initialized\n");
-		return 0;
-	}
-	/* Initialize common gart structure */
-	r = radeon_gart_init(rdev);
-	if (r)
-		return r;
-	rdev->gart.table_size = rdev->gart.num_gpu_pages * 8;
-	return radeon_gart_table_vram_alloc(rdev);
-}
-
-int r600_pcie_gart_enable(struct radeon_device *rdev)
-{
-	u32 tmp;
-	int r, i;
-
-	if (rdev->gart.robj == NULL) {
-		dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
-		return -EINVAL;
-	}
-	r = radeon_gart_table_vram_pin(rdev);
-	if (r)
-		return r;
-	radeon_gart_restore(rdev);
-
-	/* Setup L2 cache */
-	WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
-				ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
-				EFFECTIVE_L2_QUEUE_SIZE(7));
-	WREG32(VM_L2_CNTL2, 0);
-	WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
-	/* Setup TLB control */
-	tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
-		SYSTEM_ACCESS_MODE_NOT_IN_SYS |
-		EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
-		ENABLE_WAIT_L2_QUERY;
-	WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
-	WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
-	WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
-	WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
-	WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
-	WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
-	WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
-				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
-	WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
-			(u32)(rdev->dummy_page.addr >> 12));
-	for (i = 1; i < 7; i++)
-		WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
-
-	r600_pcie_gart_tlb_flush(rdev);
-	DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
-		 (unsigned)(rdev->mc.gtt_size >> 20),
-		 (unsigned long long)rdev->gart.table_addr);
-	rdev->gart.ready = true;
-	return 0;
-}
-
-void r600_pcie_gart_disable(struct radeon_device *rdev)
-{
-	u32 tmp;
-	int i;
-
-	/* Disable all tables */
-	for (i = 0; i < 7; i++)
-		WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
-
-	/* Disable L2 cache */
-	WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
-				EFFECTIVE_L2_QUEUE_SIZE(7));
-	WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
-	/* Setup L1 TLB control */
-	tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
-		ENABLE_WAIT_L2_QUERY;
-	WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
-	radeon_gart_table_vram_unpin(rdev);
-}
-
-void r600_pcie_gart_fini(struct radeon_device *rdev)
-{
-	radeon_gart_fini(rdev);
-	r600_pcie_gart_disable(rdev);
-	radeon_gart_table_vram_free(rdev);
-}
-
-void r600_agp_enable(struct radeon_device *rdev)
-{
-	u32 tmp;
-	int i;
-
-	/* Setup L2 cache */
-	WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
-				ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
-				EFFECTIVE_L2_QUEUE_SIZE(7));
-	WREG32(VM_L2_CNTL2, 0);
-	WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
-	/* Setup TLB control */
-	tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
-		SYSTEM_ACCESS_MODE_NOT_IN_SYS |
-		EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
-		ENABLE_WAIT_L2_QUERY;
-	WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
-	WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
-	WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
-	WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
-	for (i = 0; i < 7; i++)
-		WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
-}
-
-int r600_mc_wait_for_idle(struct radeon_device *rdev)
-{
-	unsigned i;
-	u32 tmp;
-
-	for (i = 0; i < rdev->usec_timeout; i++) {
-		/* read MC_STATUS */
-		tmp = RREG32(R_000E50_SRBM_STATUS) & 0x3F00;
-		if (!tmp)
-			return 0;
-		udelay(1);
-	}
-	return -1;
-}
-
-static void r600_mc_program(struct radeon_device *rdev)
-{
-	struct rv515_mc_save save;
-	u32 tmp;
-	int i, j;
-
-	/* Initialize HDP */
-	for (i = 0, j = 0; i < 32; i++, j += 0x18) {
-		WREG32((0x2c14 + j), 0x00000000);
-		WREG32((0x2c18 + j), 0x00000000);
-		WREG32((0x2c1c + j), 0x00000000);
-		WREG32((0x2c20 + j), 0x00000000);
-		WREG32((0x2c24 + j), 0x00000000);
-	}
-	WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
-
-	rv515_mc_stop(rdev, &save);
-	if (r600_mc_wait_for_idle(rdev)) {
-		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
-	}
-	/* Lockout access through VGA aperture (doesn't exist before R600) */
-	WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
-	/* Update configuration */
-	if (rdev->flags & RADEON_IS_AGP) {
-		if (rdev->mc.vram_start < rdev->mc.gtt_start) {
-			/* VRAM before AGP */
-			WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
-				rdev->mc.vram_start >> 12);
-			WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
-				rdev->mc.gtt_end >> 12);
-		} else {
-			/* VRAM after AGP */
-			WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
-				rdev->mc.gtt_start >> 12);
-			WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
-				rdev->mc.vram_end >> 12);
-		}
-	} else {
-		WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12);
-		WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12);
-	}
-	WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12);
-	tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
-	tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
-	WREG32(MC_VM_FB_LOCATION, tmp);
-	WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
-	WREG32(HDP_NONSURFACE_INFO, (2 << 7));
-	WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
-	if (rdev->flags & RADEON_IS_AGP) {
-		WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 22);
-		WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 22);
-		WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
-	} else {
-		WREG32(MC_VM_AGP_BASE, 0);
-		WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
-		WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
-	}
-	if (r600_mc_wait_for_idle(rdev)) {
-		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
-	}
-	rv515_mc_resume(rdev, &save);
-	/* we need to own VRAM, so turn off the VGA renderer here
-	 * to stop it overwriting our objects */
-	rv515_vga_render_disable(rdev);
-}
-
-/**
- * r600_vram_gtt_location - try to find VRAM & GTT location
- * @rdev: radeon device structure holding all necessary informations
- * @mc: memory controller structure holding memory informations
- *
- * Function will place try to place VRAM at same place as in CPU (PCI)
- * address space as some GPU seems to have issue when we reprogram at
- * different address space.
- *
- * If there is not enough space to fit the unvisible VRAM after the
- * aperture then we limit the VRAM size to the aperture.
- *
- * If we are using AGP then place VRAM adjacent to AGP aperture are we need
- * them to be in one from GPU point of view so that we can program GPU to
- * catch access outside them (weird GPU policy see ??).
- *
- * This function will never fails, worst case are limiting VRAM or GTT.
- *
- * Note: GTT start, end, size should be initialized before calling this
- * function on AGP platform.
- */
-static void r600_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
-{
-	u64 size_bf, size_af;
-
-	if (mc->mc_vram_size > 0xE0000000) {
-		/* leave room for at least 512M GTT */
-		dev_warn(rdev->dev, "limiting VRAM\n");
-		mc->real_vram_size = 0xE0000000;
-		mc->mc_vram_size = 0xE0000000;
-	}
-	if (rdev->flags & RADEON_IS_AGP) {
-		size_bf = mc->gtt_start;
-		size_af = 0xFFFFFFFF - mc->gtt_end;
-		if (size_bf > size_af) {
-			if (mc->mc_vram_size > size_bf) {
-				dev_warn(rdev->dev, "limiting VRAM\n");
-				mc->real_vram_size = size_bf;
-				mc->mc_vram_size = size_bf;
-			}
-			mc->vram_start = mc->gtt_start - mc->mc_vram_size;
-		} else {
-			if (mc->mc_vram_size > size_af) {
-				dev_warn(rdev->dev, "limiting VRAM\n");
-				mc->real_vram_size = size_af;
-				mc->mc_vram_size = size_af;
-			}
-			mc->vram_start = mc->gtt_end + 1;
-		}
-		mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
-		dev_info(rdev->dev, "VRAM: %lluM 0x%08llX - 0x%08llX (%lluM used)\n",
-				mc->mc_vram_size >> 20, mc->vram_start,
-				mc->vram_end, mc->real_vram_size >> 20);
-	} else {
-		u64 base = 0;
-		if (rdev->flags & RADEON_IS_IGP) {
-			base = RREG32(MC_VM_FB_LOCATION) & 0xFFFF;
-			base <<= 24;
-		}
-		radeon_vram_location(rdev, &rdev->mc, base);
-		rdev->mc.gtt_base_align = 0;
-		radeon_gtt_location(rdev, mc);
-	}
-}
-
-int r600_mc_init(struct radeon_device *rdev)
-{
-	u32 tmp;
-	int chansize, numchan;
-
-	/* Get VRAM informations */
-	rdev->mc.vram_is_ddr = true;
-	tmp = RREG32(RAMCFG);
-	if (tmp & CHANSIZE_OVERRIDE) {
-		chansize = 16;
-	} else if (tmp & CHANSIZE_MASK) {
-		chansize = 64;
-	} else {
-		chansize = 32;
-	}
-	tmp = RREG32(CHMAP);
-	switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
-	case 0:
-	default:
-		numchan = 1;
-		break;
-	case 1:
-		numchan = 2;
-		break;
-	case 2:
-		numchan = 4;
-		break;
-	case 3:
-		numchan = 8;
-		break;
-	}
-	rdev->mc.vram_width = numchan * chansize;
-	/* Could aper size report 0 ? */
-	rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
-	rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
-	/* Setup GPU memory space */
-	rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
-	rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
-	rdev->mc.visible_vram_size = rdev->mc.aper_size;
-	r600_vram_gtt_location(rdev, &rdev->mc);
-
-	if (rdev->flags & RADEON_IS_IGP) {
-		rs690_pm_info(rdev);
-		rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
-	}
-	radeon_update_bandwidth_info(rdev);
-	return 0;
-}
-
-int r600_vram_scratch_init(struct radeon_device *rdev)
-{
-	int r;
-
-	if (rdev->vram_scratch.robj == NULL) {
-		r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE,
-				     PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM,
-				     &rdev->vram_scratch.robj);
-		if (r) {
-			return r;
-		}
-	}
-
-	r = radeon_bo_reserve(rdev->vram_scratch.robj, false);
-	if (unlikely(r != 0))
-		return r;
-	r = radeon_bo_pin(rdev->vram_scratch.robj,
-			  RADEON_GEM_DOMAIN_VRAM, &rdev->vram_scratch.gpu_addr);
-	if (r) {
-		radeon_bo_unreserve(rdev->vram_scratch.robj);
-		return r;
-	}
-	r = radeon_bo_kmap(rdev->vram_scratch.robj,
-				(void **)&rdev->vram_scratch.ptr);
-	if (r)
-		radeon_bo_unpin(rdev->vram_scratch.robj);
-	radeon_bo_unreserve(rdev->vram_scratch.robj);
-
-	return r;
-}
-
-void r600_vram_scratch_fini(struct radeon_device *rdev)
-{
-	int r;
-
-	if (rdev->vram_scratch.robj == NULL) {
-		return;
-	}
-	r = radeon_bo_reserve(rdev->vram_scratch.robj, false);
-	if (likely(r == 0)) {
-		radeon_bo_kunmap(rdev->vram_scratch.robj);
-		radeon_bo_unpin(rdev->vram_scratch.robj);
-		radeon_bo_unreserve(rdev->vram_scratch.robj);
-	}
-	radeon_bo_unref(&rdev->vram_scratch.robj);
-}
-
-/* We doesn't check that the GPU really needs a reset we simply do the
- * reset, it's up to the caller to determine if the GPU needs one. We
- * might add an helper function to check that.
- */
-int r600_gpu_soft_reset(struct radeon_device *rdev)
-{
-	struct rv515_mc_save save;
-	u32 grbm_busy_mask = S_008010_VC_BUSY(1) | S_008010_VGT_BUSY_NO_DMA(1) |
-				S_008010_VGT_BUSY(1) | S_008010_TA03_BUSY(1) |
-				S_008010_TC_BUSY(1) | S_008010_SX_BUSY(1) |
-				S_008010_SH_BUSY(1) | S_008010_SPI03_BUSY(1) |
-				S_008010_SMX_BUSY(1) | S_008010_SC_BUSY(1) |
-				S_008010_PA_BUSY(1) | S_008010_DB03_BUSY(1) |
-				S_008010_CR_BUSY(1) | S_008010_CB03_BUSY(1) |
-				S_008010_GUI_ACTIVE(1);
-	u32 grbm2_busy_mask = S_008014_SPI0_BUSY(1) | S_008014_SPI1_BUSY(1) |
-			S_008014_SPI2_BUSY(1) | S_008014_SPI3_BUSY(1) |
-			S_008014_TA0_BUSY(1) | S_008014_TA1_BUSY(1) |
-			S_008014_TA2_BUSY(1) | S_008014_TA3_BUSY(1) |
-			S_008014_DB0_BUSY(1) | S_008014_DB1_BUSY(1) |
-			S_008014_DB2_BUSY(1) | S_008014_DB3_BUSY(1) |
-			S_008014_CB0_BUSY(1) | S_008014_CB1_BUSY(1) |
-			S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1);
-	u32 tmp;
-
-	if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE))
-		return 0;
-
-	dev_info(rdev->dev, "GPU softreset \n");
-	dev_info(rdev->dev, "  R_008010_GRBM_STATUS=0x%08X\n",
-		RREG32(R_008010_GRBM_STATUS));
-	dev_info(rdev->dev, "  R_008014_GRBM_STATUS2=0x%08X\n",
-		RREG32(R_008014_GRBM_STATUS2));
-	dev_info(rdev->dev, "  R_000E50_SRBM_STATUS=0x%08X\n",
-		RREG32(R_000E50_SRBM_STATUS));
-	rv515_mc_stop(rdev, &save);
-	if (r600_mc_wait_for_idle(rdev)) {
-		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
-	}
-	/* Disable CP parsing/prefetching */
-	WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
-	/* Check if any of the rendering block is busy and reset it */
-	if ((RREG32(R_008010_GRBM_STATUS) & grbm_busy_mask) ||
-	    (RREG32(R_008014_GRBM_STATUS2) & grbm2_busy_mask)) {
-		tmp = S_008020_SOFT_RESET_CR(1) |
-			S_008020_SOFT_RESET_DB(1) |
-			S_008020_SOFT_RESET_CB(1) |
-			S_008020_SOFT_RESET_PA(1) |
-			S_008020_SOFT_RESET_SC(1) |
-			S_008020_SOFT_RESET_SMX(1) |
-			S_008020_SOFT_RESET_SPI(1) |
-			S_008020_SOFT_RESET_SX(1) |
-			S_008020_SOFT_RESET_SH(1) |
-			S_008020_SOFT_RESET_TC(1) |
-			S_008020_SOFT_RESET_TA(1) |
-			S_008020_SOFT_RESET_VC(1) |
-			S_008020_SOFT_RESET_VGT(1);
-		dev_info(rdev->dev, "  R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
-		WREG32(R_008020_GRBM_SOFT_RESET, tmp);
-		RREG32(R_008020_GRBM_SOFT_RESET);
-		mdelay(15);
-		WREG32(R_008020_GRBM_SOFT_RESET, 0);
-	}
-	/* Reset CP (we always reset CP) */
-	tmp = S_008020_SOFT_RESET_CP(1);
-	dev_info(rdev->dev, "R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
-	WREG32(R_008020_GRBM_SOFT_RESET, tmp);
-	RREG32(R_008020_GRBM_SOFT_RESET);
-	mdelay(15);
-	WREG32(R_008020_GRBM_SOFT_RESET, 0);
-	/* Wait a little for things to settle down */
-	mdelay(1);
-	dev_info(rdev->dev, "  R_008010_GRBM_STATUS=0x%08X\n",
-		RREG32(R_008010_GRBM_STATUS));
-	dev_info(rdev->dev, "  R_008014_GRBM_STATUS2=0x%08X\n",
-		RREG32(R_008014_GRBM_STATUS2));
-	dev_info(rdev->dev, "  R_000E50_SRBM_STATUS=0x%08X\n",
-		RREG32(R_000E50_SRBM_STATUS));
-	rv515_mc_resume(rdev, &save);
-	return 0;
-}
-
-bool r600_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
-{
-	u32 srbm_status;
-	u32 grbm_status;
-	u32 grbm_status2;
-	struct r100_gpu_lockup *lockup;
-	int r;
-
-	if (rdev->family >= CHIP_RV770)
-		lockup = &rdev->config.rv770.lockup;
-	else
-		lockup = &rdev->config.r600.lockup;
-
-	srbm_status = RREG32(R_000E50_SRBM_STATUS);
-	grbm_status = RREG32(R_008010_GRBM_STATUS);
-	grbm_status2 = RREG32(R_008014_GRBM_STATUS2);
-	if (!G_008010_GUI_ACTIVE(grbm_status)) {
-		r100_gpu_lockup_update(lockup, ring);
-		return false;
-	}
-	/* force CP activities */
-	r = radeon_ring_lock(rdev, ring, 2);
-	if (!r) {
-		/* PACKET2 NOP */
-		radeon_ring_write(ring, 0x80000000);
-		radeon_ring_write(ring, 0x80000000);
-		radeon_ring_unlock_commit(rdev, ring);
-	}
-	ring->rptr = RREG32(ring->rptr_reg);
-	return r100_gpu_cp_is_lockup(rdev, lockup, ring);
-}
-
-int r600_asic_reset(struct radeon_device *rdev)
-{
-	return r600_gpu_soft_reset(rdev);
-}
-
-static u32 r600_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
-					     u32 num_backends,
-					     u32 backend_disable_mask)
-{
-	u32 backend_map = 0;
-	u32 enabled_backends_mask;
-	u32 enabled_backends_count;
-	u32 cur_pipe;
-	u32 swizzle_pipe[R6XX_MAX_PIPES];
-	u32 cur_backend;
-	u32 i;
-
-	if (num_tile_pipes > R6XX_MAX_PIPES)
-		num_tile_pipes = R6XX_MAX_PIPES;
-	if (num_tile_pipes < 1)
-		num_tile_pipes = 1;
-	if (num_backends > R6XX_MAX_BACKENDS)
-		num_backends = R6XX_MAX_BACKENDS;
-	if (num_backends < 1)
-		num_backends = 1;
-
-	enabled_backends_mask = 0;
-	enabled_backends_count = 0;
-	for (i = 0; i < R6XX_MAX_BACKENDS; ++i) {
-		if (((backend_disable_mask >> i) & 1) == 0) {
-			enabled_backends_mask |= (1 << i);
-			++enabled_backends_count;
-		}
-		if (enabled_backends_count == num_backends)
-			break;
-	}
-
-	if (enabled_backends_count == 0) {
-		enabled_backends_mask = 1;
-		enabled_backends_count = 1;
-	}
-
-	if (enabled_backends_count != num_backends)
-		num_backends = enabled_backends_count;
-
-	memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R6XX_MAX_PIPES);
-	switch (num_tile_pipes) {
-	case 1:
-		swizzle_pipe[0] = 0;
-		break;
-	case 2:
-		swizzle_pipe[0] = 0;
-		swizzle_pipe[1] = 1;
-		break;
-	case 3:
-		swizzle_pipe[0] = 0;
-		swizzle_pipe[1] = 1;
-		swizzle_pipe[2] = 2;
-		break;
-	case 4:
-		swizzle_pipe[0] = 0;
-		swizzle_pipe[1] = 1;
-		swizzle_pipe[2] = 2;
-		swizzle_pipe[3] = 3;
-		break;
-	case 5:
-		swizzle_pipe[0] = 0;
-		swizzle_pipe[1] = 1;
-		swizzle_pipe[2] = 2;
-		swizzle_pipe[3] = 3;
-		swizzle_pipe[4] = 4;
-		break;
-	case 6:
-		swizzle_pipe[0] = 0;
-		swizzle_pipe[1] = 2;
-		swizzle_pipe[2] = 4;
-		swizzle_pipe[3] = 5;
-		swizzle_pipe[4] = 1;
-		swizzle_pipe[5] = 3;
-		break;
-	case 7:
-		swizzle_pipe[0] = 0;
-		swizzle_pipe[1] = 2;
-		swizzle_pipe[2] = 4;
-		swizzle_pipe[3] = 6;
-		swizzle_pipe[4] = 1;
-		swizzle_pipe[5] = 3;
-		swizzle_pipe[6] = 5;
-		break;
-	case 8:
-		swizzle_pipe[0] = 0;
-		swizzle_pipe[1] = 2;
-		swizzle_pipe[2] = 4;
-		swizzle_pipe[3] = 6;
-		swizzle_pipe[4] = 1;
-		swizzle_pipe[5] = 3;
-		swizzle_pipe[6] = 5;
-		swizzle_pipe[7] = 7;
-		break;
-	}
-
-	cur_backend = 0;
-	for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
-		while (((1 << cur_backend) & enabled_backends_mask) == 0)
-			cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
-
-		backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
-
-		cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
-	}
-
-	return backend_map;
-}
-
-int r600_count_pipe_bits(uint32_t val)
-{
-	int i, ret = 0;
-
-	for (i = 0; i < 32; i++) {
-		ret += val & 1;
-		val >>= 1;
-	}
-	return ret;
-}
-
-void r600_gpu_init(struct radeon_device *rdev)
-{
-	u32 tiling_config;
-	u32 ramcfg;
-	u32 backend_map;
-	u32 cc_rb_backend_disable;
-	u32 cc_gc_shader_pipe_config;
-	u32 tmp;
-	int i, j;
-	u32 sq_config;
-	u32 sq_gpr_resource_mgmt_1 = 0;
-	u32 sq_gpr_resource_mgmt_2 = 0;
-	u32 sq_thread_resource_mgmt = 0;
-	u32 sq_stack_resource_mgmt_1 = 0;
-	u32 sq_stack_resource_mgmt_2 = 0;
-
-	/* FIXME: implement */
-	switch (rdev->family) {
-	case CHIP_R600:
-		rdev->config.r600.max_pipes = 4;
-		rdev->config.r600.max_tile_pipes = 8;
-		rdev->config.r600.max_simds = 4;
-		rdev->config.r600.max_backends = 4;
-		rdev->config.r600.max_gprs = 256;
-		rdev->config.r600.max_threads = 192;
-		rdev->config.r600.max_stack_entries = 256;
-		rdev->config.r600.max_hw_contexts = 8;
-		rdev->config.r600.max_gs_threads = 16;
-		rdev->config.r600.sx_max_export_size = 128;
-		rdev->config.r600.sx_max_export_pos_size = 16;
-		rdev->config.r600.sx_max_export_smx_size = 128;
-		rdev->config.r600.sq_num_cf_insts = 2;
-		break;
-	case CHIP_RV630:
-	case CHIP_RV635:
-		rdev->config.r600.max_pipes = 2;
-		rdev->config.r600.max_tile_pipes = 2;
-		rdev->config.r600.max_simds = 3;
-		rdev->config.r600.max_backends = 1;
-		rdev->config.r600.max_gprs = 128;
-		rdev->config.r600.max_threads = 192;
-		rdev->config.r600.max_stack_entries = 128;
-		rdev->config.r600.max_hw_contexts = 8;
-		rdev->config.r600.max_gs_threads = 4;
-		rdev->config.r600.sx_max_export_size = 128;
-		rdev->config.r600.sx_max_export_pos_size = 16;
-		rdev->config.r600.sx_max_export_smx_size = 128;
-		rdev->config.r600.sq_num_cf_insts = 2;
-		break;
-	case CHIP_RV610:
-	case CHIP_RV620:
-	case CHIP_RS780:
-	case CHIP_RS880:
-		rdev->config.r600.max_pipes = 1;
-		rdev->config.r600.max_tile_pipes = 1;
-		rdev->config.r600.max_simds = 2;
-		rdev->config.r600.max_backends = 1;
-		rdev->config.r600.max_gprs = 128;
-		rdev->config.r600.max_threads = 192;
-		rdev->config.r600.max_stack_entries = 128;
-		rdev->config.r600.max_hw_contexts = 4;
-		rdev->config.r600.max_gs_threads = 4;
-		rdev->config.r600.sx_max_export_size = 128;
-		rdev->config.r600.sx_max_export_pos_size = 16;
-		rdev->config.r600.sx_max_export_smx_size = 128;
-		rdev->config.r600.sq_num_cf_insts = 1;
-		break;
-	case CHIP_RV670:
-		rdev->config.r600.max_pipes = 4;
-		rdev->config.r600.max_tile_pipes = 4;
-		rdev->config.r600.max_simds = 4;
-		rdev->config.r600.max_backends = 4;
-		rdev->config.r600.max_gprs = 192;
-		rdev->config.r600.max_threads = 192;
-		rdev->config.r600.max_stack_entries = 256;
-		rdev->config.r600.max_hw_contexts = 8;
-		rdev->config.r600.max_gs_threads = 16;
-		rdev->config.r600.sx_max_export_size = 128;
-		rdev->config.r600.sx_max_export_pos_size = 16;
-		rdev->config.r600.sx_max_export_smx_size = 128;
-		rdev->config.r600.sq_num_cf_insts = 2;
-		break;
-	default:
-		break;
-	}
-
-	/* Initialize HDP */
-	for (i = 0, j = 0; i < 32; i++, j += 0x18) {
-		WREG32((0x2c14 + j), 0x00000000);
-		WREG32((0x2c18 + j), 0x00000000);
-		WREG32((0x2c1c + j), 0x00000000);
-		WREG32((0x2c20 + j), 0x00000000);
-		WREG32((0x2c24 + j), 0x00000000);
-	}
-
-	WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
-
-	/* Setup tiling */
-	tiling_config = 0;
-	ramcfg = RREG32(RAMCFG);
-	switch (rdev->config.r600.max_tile_pipes) {
-	case 1:
-		tiling_config |= PIPE_TILING(0);
-		break;
-	case 2:
-		tiling_config |= PIPE_TILING(1);
-		break;
-	case 4:
-		tiling_config |= PIPE_TILING(2);
-		break;
-	case 8:
-		tiling_config |= PIPE_TILING(3);
-		break;
-	default:
-		break;
-	}
-	rdev->config.r600.tiling_npipes = rdev->config.r600.max_tile_pipes;
-	rdev->config.r600.tiling_nbanks = 4 << ((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
-	tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
-	tiling_config |= GROUP_SIZE((ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT);
-	if ((ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT)
-		rdev->config.r600.tiling_group_size = 512;
-	else
-		rdev->config.r600.tiling_group_size = 256;
-	tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT;
-	if (tmp > 3) {
-		tiling_config |= ROW_TILING(3);
-		tiling_config |= SAMPLE_SPLIT(3);
-	} else {
-		tiling_config |= ROW_TILING(tmp);
-		tiling_config |= SAMPLE_SPLIT(tmp);
-	}
-	tiling_config |= BANK_SWAPS(1);
-
-	cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000;
-	cc_rb_backend_disable |=
-		BACKEND_DISABLE((R6XX_MAX_BACKENDS_MASK << rdev->config.r600.max_backends) & R6XX_MAX_BACKENDS_MASK);
-
-	cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0xffffff00;
-	cc_gc_shader_pipe_config |=
-		INACTIVE_QD_PIPES((R6XX_MAX_PIPES_MASK << rdev->config.r600.max_pipes) & R6XX_MAX_PIPES_MASK);
-	cc_gc_shader_pipe_config |=
-		INACTIVE_SIMDS((R6XX_MAX_SIMDS_MASK << rdev->config.r600.max_simds) & R6XX_MAX_SIMDS_MASK);
-
-	backend_map = r600_get_tile_pipe_to_backend_map(rdev->config.r600.max_tile_pipes,
-							(R6XX_MAX_BACKENDS -
-							 r600_count_pipe_bits((cc_rb_backend_disable &
-									       R6XX_MAX_BACKENDS_MASK) >> 16)),
-							(cc_rb_backend_disable >> 16));
-	rdev->config.r600.tile_config = tiling_config;
-	rdev->config.r600.backend_map = backend_map;
-	tiling_config |= BACKEND_MAP(backend_map);
-	WREG32(GB_TILING_CONFIG, tiling_config);
-	WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff);
-	WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff);
-
-	/* Setup pipes */
-	WREG32(CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
-	WREG32(CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
-	WREG32(GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
-
-	tmp = R6XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> 8);
-	WREG32(VGT_OUT_DEALLOC_CNTL, (tmp * 4) & DEALLOC_DIST_MASK);
-	WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((tmp * 4) - 2) & VTX_REUSE_DEPTH_MASK);
-
-	/* Setup some CP states */
-	WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | ROQ_IB2_START(0x2b)));
-	WREG32(CP_MEQ_THRESHOLDS, (MEQ_END(0x40) | ROQ_END(0x40)));
-
-	WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO | SYNC_GRADIENT |
-			     SYNC_WALKER | SYNC_ALIGNER));
-	/* Setup various GPU states */
-	if (rdev->family == CHIP_RV670)
-		WREG32(ARB_GDEC_RD_CNTL, 0x00000021);
-
-	tmp = RREG32(SX_DEBUG_1);
-	tmp |= SMX_EVENT_RELEASE;
-	if ((rdev->family > CHIP_R600))
-		tmp |= ENABLE_NEW_SMX_ADDRESS;
-	WREG32(SX_DEBUG_1, tmp);
-
-	if (((rdev->family) == CHIP_R600) ||
-	    ((rdev->family) == CHIP_RV630) ||
-	    ((rdev->family) == CHIP_RV610) ||
-	    ((rdev->family) == CHIP_RV620) ||
-	    ((rdev->family) == CHIP_RS780) ||
-	    ((rdev->family) == CHIP_RS880)) {
-		WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE);
-	} else {
-		WREG32(DB_DEBUG, 0);
-	}
-	WREG32(DB_WATERMARKS, (DEPTH_FREE(4) | DEPTH_CACHELINE_FREE(16) |
-			       DEPTH_FLUSH(16) | DEPTH_PENDING_FREE(4)));
-
-	WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
-	WREG32(VGT_NUM_INSTANCES, 0);
-
-	WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0));
-	WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(0));
-
-	tmp = RREG32(SQ_MS_FIFO_SIZES);
-	if (((rdev->family) == CHIP_RV610) ||
-	    ((rdev->family) == CHIP_RV620) ||
-	    ((rdev->family) == CHIP_RS780) ||
-	    ((rdev->family) == CHIP_RS880)) {
-		tmp = (CACHE_FIFO_SIZE(0xa) |
-		       FETCH_FIFO_HIWATER(0xa) |
-		       DONE_FIFO_HIWATER(0xe0) |
-		       ALU_UPDATE_FIFO_HIWATER(0x8));
-	} else if (((rdev->family) == CHIP_R600) ||
-		   ((rdev->family) == CHIP_RV630)) {
-		tmp &= ~DONE_FIFO_HIWATER(0xff);
-		tmp |= DONE_FIFO_HIWATER(0x4);
-	}
-	WREG32(SQ_MS_FIFO_SIZES, tmp);
-
-	/* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
-	 * should be adjusted as needed by the 2D/3D drivers.  This just sets default values
-	 */
-	sq_config = RREG32(SQ_CONFIG);
-	sq_config &= ~(PS_PRIO(3) |
-		       VS_PRIO(3) |
-		       GS_PRIO(3) |
-		       ES_PRIO(3));
-	sq_config |= (DX9_CONSTS |
-		      VC_ENABLE |
-		      PS_PRIO(0) |
-		      VS_PRIO(1) |
-		      GS_PRIO(2) |
-		      ES_PRIO(3));
-
-	if ((rdev->family) == CHIP_R600) {
-		sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(124) |
-					  NUM_VS_GPRS(124) |
-					  NUM_CLAUSE_TEMP_GPRS(4));
-		sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(0) |
-					  NUM_ES_GPRS(0));
-		sq_thread_resource_mgmt = (NUM_PS_THREADS(136) |
-					   NUM_VS_THREADS(48) |
-					   NUM_GS_THREADS(4) |
-					   NUM_ES_THREADS(4));
-		sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(128) |
-					    NUM_VS_STACK_ENTRIES(128));
-		sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(0) |
-					    NUM_ES_STACK_ENTRIES(0));
-	} else if (((rdev->family) == CHIP_RV610) ||
-		   ((rdev->family) == CHIP_RV620) ||
-		   ((rdev->family) == CHIP_RS780) ||
-		   ((rdev->family) == CHIP_RS880)) {
-		/* no vertex cache */
-		sq_config &= ~VC_ENABLE;
-
-		sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
-					  NUM_VS_GPRS(44) |
-					  NUM_CLAUSE_TEMP_GPRS(2));
-		sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
-					  NUM_ES_GPRS(17));
-		sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
-					   NUM_VS_THREADS(78) |
-					   NUM_GS_THREADS(4) |
-					   NUM_ES_THREADS(31));
-		sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
-					    NUM_VS_STACK_ENTRIES(40));
-		sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
-					    NUM_ES_STACK_ENTRIES(16));
-	} else if (((rdev->family) == CHIP_RV630) ||
-		   ((rdev->family) == CHIP_RV635)) {
-		sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
-					  NUM_VS_GPRS(44) |
-					  NUM_CLAUSE_TEMP_GPRS(2));
-		sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(18) |
-					  NUM_ES_GPRS(18));
-		sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
-					   NUM_VS_THREADS(78) |
-					   NUM_GS_THREADS(4) |
-					   NUM_ES_THREADS(31));
-		sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
-					    NUM_VS_STACK_ENTRIES(40));
-		sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
-					    NUM_ES_STACK_ENTRIES(16));
-	} else if ((rdev->family) == CHIP_RV670) {
-		sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
-					  NUM_VS_GPRS(44) |
-					  NUM_CLAUSE_TEMP_GPRS(2));
-		sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
-					  NUM_ES_GPRS(17));
-		sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
-					   NUM_VS_THREADS(78) |
-					   NUM_GS_THREADS(4) |
-					   NUM_ES_THREADS(31));
-		sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(64) |
-					    NUM_VS_STACK_ENTRIES(64));
-		sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(64) |
-					    NUM_ES_STACK_ENTRIES(64));
-	}
-
-	WREG32(SQ_CONFIG, sq_config);
-	WREG32(SQ_GPR_RESOURCE_MGMT_1,  sq_gpr_resource_mgmt_1);
-	WREG32(SQ_GPR_RESOURCE_MGMT_2,  sq_gpr_resource_mgmt_2);
-	WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
-	WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
-	WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
-
-	if (((rdev->family) == CHIP_RV610) ||
-	    ((rdev->family) == CHIP_RV620) ||
-	    ((rdev->family) == CHIP_RS780) ||
-	    ((rdev->family) == CHIP_RS880)) {
-		WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY));
-	} else {
-		WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC));
-	}
-
-	/* More default values. 2D/3D driver should adjust as needed */
-	WREG32(PA_SC_AA_SAMPLE_LOCS_2S, (S0_X(0xc) | S0_Y(0x4) |
-					 S1_X(0x4) | S1_Y(0xc)));
-	WREG32(PA_SC_AA_SAMPLE_LOCS_4S, (S0_X(0xe) | S0_Y(0xe) |
-					 S1_X(0x2) | S1_Y(0x2) |
-					 S2_X(0xa) | S2_Y(0x6) |
-					 S3_X(0x6) | S3_Y(0xa)));
-	WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD0, (S0_X(0xe) | S0_Y(0xb) |
-					     S1_X(0x4) | S1_Y(0xc) |
-					     S2_X(0x1) | S2_Y(0x6) |
-					     S3_X(0xa) | S3_Y(0xe)));
-	WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD1, (S4_X(0x6) | S4_Y(0x1) |
-					     S5_X(0x0) | S5_Y(0x0) |
-					     S6_X(0xb) | S6_Y(0x4) |
-					     S7_X(0x7) | S7_Y(0x8)));
-
-	WREG32(VGT_STRMOUT_EN, 0);
-	tmp = rdev->config.r600.max_pipes * 16;
-	switch (rdev->family) {
-	case CHIP_RV610:
-	case CHIP_RV620:
-	case CHIP_RS780:
-	case CHIP_RS880:
-		tmp += 32;
-		break;
-	case CHIP_RV670:
-		tmp += 128;
-		break;
-	default:
-		break;
-	}
-	if (tmp > 256) {
-		tmp = 256;
-	}
-	WREG32(VGT_ES_PER_GS, 128);
-	WREG32(VGT_GS_PER_ES, tmp);
-	WREG32(VGT_GS_PER_VS, 2);
-	WREG32(VGT_GS_VERTEX_REUSE, 16);
-
-	/* more default values. 2D/3D driver should adjust as needed */
-	WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
-	WREG32(VGT_STRMOUT_EN, 0);
-	WREG32(SX_MISC, 0);
-	WREG32(PA_SC_MODE_CNTL, 0);
-	WREG32(PA_SC_AA_CONFIG, 0);
-	WREG32(PA_SC_LINE_STIPPLE, 0);
-	WREG32(SPI_INPUT_Z, 0);
-	WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2));
-	WREG32(CB_COLOR7_FRAG, 0);
-
-	/* Clear render buffer base addresses */
-	WREG32(CB_COLOR0_BASE, 0);
-	WREG32(CB_COLOR1_BASE, 0);
-	WREG32(CB_COLOR2_BASE, 0);
-	WREG32(CB_COLOR3_BASE, 0);
-	WREG32(CB_COLOR4_BASE, 0);
-	WREG32(CB_COLOR5_BASE, 0);
-	WREG32(CB_COLOR6_BASE, 0);
-	WREG32(CB_COLOR7_BASE, 0);
-	WREG32(CB_COLOR7_FRAG, 0);
-
-	switch (rdev->family) {
-	case CHIP_RV610:
-	case CHIP_RV620:
-	case CHIP_RS780:
-	case CHIP_RS880:
-		tmp = TC_L2_SIZE(8);
-		break;
-	case CHIP_RV630:
-	case CHIP_RV635:
-		tmp = TC_L2_SIZE(4);
-		break;
-	case CHIP_R600:
-		tmp = TC_L2_SIZE(0) | L2_DISABLE_LATE_HIT;
-		break;
-	default:
-		tmp = TC_L2_SIZE(0);
-		break;
-	}
-	WREG32(TC_CNTL, tmp);
-
-	tmp = RREG32(HDP_HOST_PATH_CNTL);
-	WREG32(HDP_HOST_PATH_CNTL, tmp);
-
-	tmp = RREG32(ARB_POP);
-	tmp |= ENABLE_TC128;
-	WREG32(ARB_POP, tmp);
-
-	WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
-	WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
-			       NUM_CLIP_SEQ(3)));
-	WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095));
-	WREG32(VC_ENHANCE, 0);
-}
-
-
-/*
- * Indirect registers accessor
- */
-u32 r600_pciep_rreg(struct radeon_device *rdev, u32 reg)
-{
-	u32 r;
-
-	WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
-	(void)RREG32(PCIE_PORT_INDEX);
-	r = RREG32(PCIE_PORT_DATA);
-	return r;
-}
-
-void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
-{
-	WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
-	(void)RREG32(PCIE_PORT_INDEX);
-	WREG32(PCIE_PORT_DATA, (v));
-	(void)RREG32(PCIE_PORT_DATA);
-}
-
-/*
- * CP & Ring
- */
-void r600_cp_stop(struct radeon_device *rdev)
-{
-	radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
-	WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
-	WREG32(SCRATCH_UMSK, 0);
-}
-
-int r600_init_microcode(struct radeon_device *rdev)
-{
-	struct platform_device *pdev;
-	const char *chip_name;
-	const char *rlc_chip_name;
-	size_t pfp_req_size, me_req_size, rlc_req_size;
-	char fw_name[30];
-	int err;
-
-	DRM_DEBUG("\n");
-
-	pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
-	err = IS_ERR(pdev);
-	if (err) {
-		printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
-		return -EINVAL;
-	}
-
-	switch (rdev->family) {
-	case CHIP_R600:
-		chip_name = "R600";
-		rlc_chip_name = "R600";
-		break;
-	case CHIP_RV610:
-		chip_name = "RV610";
-		rlc_chip_name = "R600";
-		break;
-	case CHIP_RV630:
-		chip_name = "RV630";
-		rlc_chip_name = "R600";
-		break;
-	case CHIP_RV620:
-		chip_name = "RV620";
-		rlc_chip_name = "R600";
-		break;
-	case CHIP_RV635:
-		chip_name = "RV635";
-		rlc_chip_name = "R600";
-		break;
-	case CHIP_RV670:
-		chip_name = "RV670";
-		rlc_chip_name = "R600";
-		break;
-	case CHIP_RS780:
-	case CHIP_RS880:
-		chip_name = "RS780";
-		rlc_chip_name = "R600";
-		break;
-	case CHIP_RV770:
-		chip_name = "RV770";
-		rlc_chip_name = "R700";
-		break;
-	case CHIP_RV730:
-	case CHIP_RV740:
-		chip_name = "RV730";
-		rlc_chip_name = "R700";
-		break;
-	case CHIP_RV710:
-		chip_name = "RV710";
-		rlc_chip_name = "R700";
-		break;
-	case CHIP_CEDAR:
-		chip_name = "CEDAR";
-		rlc_chip_name = "CEDAR";
-		break;
-	case CHIP_REDWOOD:
-		chip_name = "REDWOOD";
-		rlc_chip_name = "REDWOOD";
-		break;
-	case CHIP_JUNIPER:
-		chip_name = "JUNIPER";
-		rlc_chip_name = "JUNIPER";
-		break;
-	case CHIP_CYPRESS:
-	case CHIP_HEMLOCK:
-		chip_name = "CYPRESS";
-		rlc_chip_name = "CYPRESS";
-		break;
-	case CHIP_PALM:
-		chip_name = "PALM";
-		rlc_chip_name = "SUMO";
-		break;
-	case CHIP_SUMO:
-		chip_name = "SUMO";
-		rlc_chip_name = "SUMO";
-		break;
-	case CHIP_SUMO2:
-		chip_name = "SUMO2";
-		rlc_chip_name = "SUMO";
-		break;
-	default: BUG();
-	}
-
-	if (rdev->family >= CHIP_CEDAR) {
-		pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
-		me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
-		rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
-	} else if (rdev->family >= CHIP_RV770) {
-		pfp_req_size = R700_PFP_UCODE_SIZE * 4;
-		me_req_size = R700_PM4_UCODE_SIZE * 4;
-		rlc_req_size = R700_RLC_UCODE_SIZE * 4;
-	} else {
-		pfp_req_size = PFP_UCODE_SIZE * 4;
-		me_req_size = PM4_UCODE_SIZE * 12;
-		rlc_req_size = RLC_UCODE_SIZE * 4;
-	}
-
-	DRM_INFO("Loading %s Microcode\n", chip_name);
-
-	snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
-	err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev);
-	if (err)
-		goto out;
-	if (rdev->pfp_fw->size != pfp_req_size) {
-		printk(KERN_ERR
-		       "r600_cp: Bogus length %zu in firmware \"%s\"\n",
-		       rdev->pfp_fw->size, fw_name);
-		err = -EINVAL;
-		goto out;
-	}
-
-	snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
-	err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
-	if (err)
-		goto out;
-	if (rdev->me_fw->size != me_req_size) {
-		printk(KERN_ERR
-		       "r600_cp: Bogus length %zu in firmware \"%s\"\n",
-		       rdev->me_fw->size, fw_name);
-		err = -EINVAL;
-	}
-
-	snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
-	err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev);
-	if (err)
-		goto out;
-	if (rdev->rlc_fw->size != rlc_req_size) {
-		printk(KERN_ERR
-		       "r600_rlc: Bogus length %zu in firmware \"%s\"\n",
-		       rdev->rlc_fw->size, fw_name);
-		err = -EINVAL;
-	}
-
-out:
-	platform_device_unregister(pdev);
-
-	if (err) {
-		if (err != -EINVAL)
-			printk(KERN_ERR
-			       "r600_cp: Failed to load firmware \"%s\"\n",
-			       fw_name);
-		release_firmware(rdev->pfp_fw);
-		rdev->pfp_fw = NULL;
-		release_firmware(rdev->me_fw);
-		rdev->me_fw = NULL;
-		release_firmware(rdev->rlc_fw);
-		rdev->rlc_fw = NULL;
-	}
-	return err;
-}
-
-static int r600_cp_load_microcode(struct radeon_device *rdev)
-{
-	const __be32 *fw_data;
-	int i;
-
-	if (!rdev->me_fw || !rdev->pfp_fw)
-		return -EINVAL;
-
-	r600_cp_stop(rdev);
-
-	WREG32(CP_RB_CNTL,
-#ifdef __BIG_ENDIAN
-	       BUF_SWAP_32BIT |
-#endif
-	       RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
-
-	/* Reset cp */
-	WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
-	RREG32(GRBM_SOFT_RESET);
-	mdelay(15);
-	WREG32(GRBM_SOFT_RESET, 0);
-
-	WREG32(CP_ME_RAM_WADDR, 0);
-
-	fw_data = (const __be32 *)rdev->me_fw->data;
-	WREG32(CP_ME_RAM_WADDR, 0);
-	for (i = 0; i < PM4_UCODE_SIZE * 3; i++)
-		WREG32(CP_ME_RAM_DATA,
-		       be32_to_cpup(fw_data++));
-
-	fw_data = (const __be32 *)rdev->pfp_fw->data;
-	WREG32(CP_PFP_UCODE_ADDR, 0);
-	for (i = 0; i < PFP_UCODE_SIZE; i++)
-		WREG32(CP_PFP_UCODE_DATA,
-		       be32_to_cpup(fw_data++));
-
-	WREG32(CP_PFP_UCODE_ADDR, 0);
-	WREG32(CP_ME_RAM_WADDR, 0);
-	WREG32(CP_ME_RAM_RADDR, 0);
-	return 0;
-}
-
-int r600_cp_start(struct radeon_device *rdev)
-{
-	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
-	int r;
-	uint32_t cp_me;
-
-	r = radeon_ring_lock(rdev, ring, 7);
-	if (r) {
-		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
-		return r;
-	}
-	radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
-	radeon_ring_write(ring, 0x1);
-	if (rdev->family >= CHIP_RV770) {
-		radeon_ring_write(ring, 0x0);
-		radeon_ring_write(ring, rdev->config.rv770.max_hw_contexts - 1);
-	} else {
-		radeon_ring_write(ring, 0x3);
-		radeon_ring_write(ring, rdev->config.r600.max_hw_contexts - 1);
-	}
-	radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
-	radeon_ring_write(ring, 0);
-	radeon_ring_write(ring, 0);
-	radeon_ring_unlock_commit(rdev, ring);
-
-	cp_me = 0xff;
-	WREG32(R_0086D8_CP_ME_CNTL, cp_me);
-	return 0;
-}
-
-int r600_cp_resume(struct radeon_device *rdev)
-{
-	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
-	u32 tmp;
-	u32 rb_bufsz;
-	int r;
-
-	/* Reset cp */
-	WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
-	RREG32(GRBM_SOFT_RESET);
-	mdelay(15);
-	WREG32(GRBM_SOFT_RESET, 0);
-
-	/* Set ring buffer size */
-	rb_bufsz = drm_order(ring->ring_size / 8);
-	tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
-#ifdef __BIG_ENDIAN
-	tmp |= BUF_SWAP_32BIT;
-#endif
-	WREG32(CP_RB_CNTL, tmp);
-	WREG32(CP_SEM_WAIT_TIMER, 0x0);
-
-	/* Set the write pointer delay */
-	WREG32(CP_RB_WPTR_DELAY, 0);
-
-	/* Initialize the ring buffer's read and write pointers */
-	WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
-	WREG32(CP_RB_RPTR_WR, 0);
-	ring->wptr = 0;
-	WREG32(CP_RB_WPTR, ring->wptr);
-
-	/* set the wb address whether it's enabled or not */
-	WREG32(CP_RB_RPTR_ADDR,
-	       ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC));
-	WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
-	WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
-
-	if (rdev->wb.enabled)
-		WREG32(SCRATCH_UMSK, 0xff);
-	else {
-		tmp |= RB_NO_UPDATE;
-		WREG32(SCRATCH_UMSK, 0);
-	}
-
-	mdelay(1);
-	WREG32(CP_RB_CNTL, tmp);
-
-	WREG32(CP_RB_BASE, ring->gpu_addr >> 8);
-	WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
-
-	ring->rptr = RREG32(CP_RB_RPTR);
-
-	r600_cp_start(rdev);
-	ring->ready = true;
-	r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring);
-	if (r) {
-		ring->ready = false;
-		return r;
-	}
-	return 0;
-}
-
-void r600_ring_init(struct radeon_device *rdev, struct radeon_ring *ring, unsigned ring_size)
-{
-	u32 rb_bufsz;
-
-	/* Align ring size */
-	rb_bufsz = drm_order(ring_size / 8);
-	ring_size = (1 << (rb_bufsz + 1)) * 4;
-	ring->ring_size = ring_size;
-	ring->align_mask = 16 - 1;
-}
-
-void r600_cp_fini(struct radeon_device *rdev)
-{
-	r600_cp_stop(rdev);
-	radeon_ring_fini(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
-}
-
-
-/*
- * GPU scratch registers helpers function.
- */
-void r600_scratch_init(struct radeon_device *rdev)
-{
-	int i;
-
-	rdev->scratch.num_reg = 7;
-	rdev->scratch.reg_base = SCRATCH_REG0;
-	for (i = 0; i < rdev->scratch.num_reg; i++) {
-		rdev->scratch.free[i] = true;
-		rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4);
-	}
-}
-
-int r600_ring_test(struct radeon_device *rdev, struct radeon_ring *ring)
-{
-	uint32_t scratch;
-	uint32_t tmp = 0;
-	unsigned i, ridx = radeon_ring_index(rdev, ring);
-	int r;
-
-	r = radeon_scratch_get(rdev, &scratch);
-	if (r) {
-		DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r);
-		return r;
-	}
-	WREG32(scratch, 0xCAFEDEAD);
-	r = radeon_ring_lock(rdev, ring, 3);
-	if (r) {
-		DRM_ERROR("radeon: cp failed to lock ring %d (%d).\n", ridx, r);
-		radeon_scratch_free(rdev, scratch);
-		return r;
-	}
-	radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
-	radeon_ring_write(ring, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
-	radeon_ring_write(ring, 0xDEADBEEF);
-	radeon_ring_unlock_commit(rdev, ring);
-	for (i = 0; i < rdev->usec_timeout; i++) {
-		tmp = RREG32(scratch);
-		if (tmp == 0xDEADBEEF)
-			break;
-		DRM_UDELAY(1);
-	}
-	if (i < rdev->usec_timeout) {
-		DRM_INFO("ring test on %d succeeded in %d usecs\n", ridx, i);
-	} else {
-		DRM_ERROR("radeon: ring %d test failed (scratch(0x%04X)=0x%08X)\n",
-			  ridx, scratch, tmp);
-		r = -EINVAL;
-	}
-	radeon_scratch_free(rdev, scratch);
-	return r;
-}
-
-void r600_fence_ring_emit(struct radeon_device *rdev,
-			  struct radeon_fence *fence)
-{
-	struct radeon_ring *ring = &rdev->ring[fence->ring];
-
-	if (rdev->wb.use_event) {
-		u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
-		/* flush read cache over gart */
-		radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
-		radeon_ring_write(ring, PACKET3_TC_ACTION_ENA |
-					PACKET3_VC_ACTION_ENA |
-					PACKET3_SH_ACTION_ENA);
-		radeon_ring_write(ring, 0xFFFFFFFF);
-		radeon_ring_write(ring, 0);
-		radeon_ring_write(ring, 10); /* poll interval */
-		/* EVENT_WRITE_EOP - flush caches, send int */
-		radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4));
-		radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT_TS) | EVENT_INDEX(5));
-		radeon_ring_write(ring, addr & 0xffffffff);
-		radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2));
-		radeon_ring_write(ring, fence->seq);
-		radeon_ring_write(ring, 0);
-	} else {
-		/* flush read cache over gart */
-		radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
-		radeon_ring_write(ring, PACKET3_TC_ACTION_ENA |
-					PACKET3_VC_ACTION_ENA |
-					PACKET3_SH_ACTION_ENA);
-		radeon_ring_write(ring, 0xFFFFFFFF);
-		radeon_ring_write(ring, 0);
-		radeon_ring_write(ring, 10); /* poll interval */
-		radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE, 0));
-		radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT) | EVENT_INDEX(0));
-		/* wait for 3D idle clean */
-		radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
-		radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
-		radeon_ring_write(ring, WAIT_3D_IDLE_bit | WAIT_3D_IDLECLEAN_bit);
-		/* Emit fence sequence & fire IRQ */
-		radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
-		radeon_ring_write(ring, ((rdev->fence_drv[fence->ring].scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
-		radeon_ring_write(ring, fence->seq);
-		/* CP_INTERRUPT packet 3 no longer exists, use packet 0 */
-		radeon_ring_write(ring, PACKET0(CP_INT_STATUS, 0));
-		radeon_ring_write(ring, RB_INT_STAT);
-	}
-}
-
-void r600_semaphore_ring_emit(struct radeon_device *rdev,
-			      struct radeon_ring *ring,
-			      struct radeon_semaphore *semaphore,
-			      bool emit_wait)
-{
-	uint64_t addr = semaphore->gpu_addr;
-	unsigned sel = emit_wait ? PACKET3_SEM_SEL_WAIT : PACKET3_SEM_SEL_SIGNAL;
-
-	if (rdev->family < CHIP_CAYMAN)
-		sel |= PACKET3_SEM_WAIT_ON_SIGNAL;
-
-	radeon_ring_write(ring, PACKET3(PACKET3_MEM_SEMAPHORE, 1));
-	radeon_ring_write(ring, addr & 0xffffffff);
-	radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | sel);
-}
-
-int r600_copy_blit(struct radeon_device *rdev,
-		   uint64_t src_offset,
-		   uint64_t dst_offset,
-		   unsigned num_gpu_pages,
-		   struct radeon_fence *fence)
-{
-	int r;
-
-	mutex_lock(&rdev->r600_blit.mutex);
-	rdev->r600_blit.vb_ib = NULL;
-	r = r600_blit_prepare_copy(rdev, num_gpu_pages);
-	if (r) {
-		if (rdev->r600_blit.vb_ib)
-			radeon_ib_free(rdev, &rdev->r600_blit.vb_ib);
-		mutex_unlock(&rdev->r600_blit.mutex);
-		return r;
-	}
-	r600_kms_blit_copy(rdev, src_offset, dst_offset, num_gpu_pages);
-	r600_blit_done_copy(rdev, fence);
-	mutex_unlock(&rdev->r600_blit.mutex);
-	return 0;
-}
-
-void r600_blit_suspend(struct radeon_device *rdev)
-{
-	int r;
-
-	/* unpin shaders bo */
-	if (rdev->r600_blit.shader_obj) {
-		r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
-		if (!r) {
-			radeon_bo_unpin(rdev->r600_blit.shader_obj);
-			radeon_bo_unreserve(rdev->r600_blit.shader_obj);
-		}
-	}
-}
-
-int r600_set_surface_reg(struct radeon_device *rdev, int reg,
-			 uint32_t tiling_flags, uint32_t pitch,
-			 uint32_t offset, uint32_t obj_size)
-{
-	/* FIXME: implement */
-	return 0;
-}
-
-void r600_clear_surface_reg(struct radeon_device *rdev, int reg)
-{
-	/* FIXME: implement */
-}
-
-int r600_startup(struct radeon_device *rdev)
-{
-	struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
-	int r;
-
-	/* enable pcie gen2 link */
-	r600_pcie_gen2_enable(rdev);
-
-	if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
-		r = r600_init_microcode(rdev);
-		if (r) {
-			DRM_ERROR("Failed to load firmware!\n");
-			return r;
-		}
-	}
-
-	r = r600_vram_scratch_init(rdev);
-	if (r)
-		return r;
-
-	r600_mc_program(rdev);
-	if (rdev->flags & RADEON_IS_AGP) {
-		r600_agp_enable(rdev);
-	} else {
-		r = r600_pcie_gart_enable(rdev);
-		if (r)
-			return r;
-	}
-	r600_gpu_init(rdev);
-	r = r600_blit_init(rdev);
-	if (r) {
-		r600_blit_fini(rdev);
-		rdev->asic->copy.copy = NULL;
-		dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
-	}
-
-	/* allocate wb buffer */
-	r = radeon_wb_init(rdev);
-	if (r)
-		return r;
-
-	r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
-	if (r) {
-		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
-		return r;
-	}
-
-	/* Enable IRQ */
-	r = r600_irq_init(rdev);
-	if (r) {
-		DRM_ERROR("radeon: IH init failed (%d).\n", r);
-		radeon_irq_kms_fini(rdev);
-		return r;
-	}
-	r600_irq_set(rdev);
-
-	r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
-			     R600_CP_RB_RPTR, R600_CP_RB_WPTR,
-			     0, 0xfffff, RADEON_CP_PACKET2);
-
-	if (r)
-		return r;
-	r = r600_cp_load_microcode(rdev);
-	if (r)
-		return r;
-	r = r600_cp_resume(rdev);
-	if (r)
-		return r;
-
-	r = radeon_ib_pool_start(rdev);
-	if (r)
-		return r;
-
-	r = radeon_ib_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
-	if (r) {
-		DRM_ERROR("radeon: failed testing IB (%d).\n", r);
-		rdev->accel_working = false;
-		return r;
-	}
-
-	return 0;
-}
-
-void r600_vga_set_state(struct radeon_device *rdev, bool state)
-{
-	uint32_t temp;
-
-	temp = RREG32(CONFIG_CNTL);
-	if (state == false) {
-		temp &= ~(1<<0);
-		temp |= (1<<1);
-	} else {
-		temp &= ~(1<<1);
-	}
-	WREG32(CONFIG_CNTL, temp);
-}
-
-int r600_resume(struct radeon_device *rdev)
-{
-	int r;
-
-	/* Do not reset GPU before posting, on r600 hw unlike on r500 hw,
-	 * posting will perform necessary task to bring back GPU into good
-	 * shape.
-	 */
-	/* post card */
-	atom_asic_init(rdev->mode_info.atom_context);
-
-	rdev->accel_working = true;
-	r = r600_startup(rdev);
-	if (r) {
-		DRM_ERROR("r600 startup failed on resume\n");
-		rdev->accel_working = false;
-		return r;
-	}
-
-	r = r600_audio_init(rdev);
-	if (r) {
-		DRM_ERROR("radeon: audio resume failed\n");
-		return r;
-	}
-
-	return r;
-}
-
-int r600_suspend(struct radeon_device *rdev)
-{
-	r600_audio_fini(rdev);
-	radeon_ib_pool_suspend(rdev);
-	r600_blit_suspend(rdev);
-	/* FIXME: we should wait for ring to be empty */
-	r600_cp_stop(rdev);
-	rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
-	r600_irq_suspend(rdev);
-	radeon_wb_disable(rdev);
-	r600_pcie_gart_disable(rdev);
-
-	return 0;
-}
-
-/* Plan is to move initialization in that function and use
- * helper function so that radeon_device_init pretty much
- * do nothing more than calling asic specific function. This
- * should also allow to remove a bunch of callback function
- * like vram_info.
- */
-int r600_init(struct radeon_device *rdev)
-{
-	int r;
-
-	if (r600_debugfs_mc_info_init(rdev)) {
-		DRM_ERROR("Failed to register debugfs file for mc !\n");
-	}
-	/* This don't do much */
-	r = radeon_gem_init(rdev);
-	if (r)
-		return r;
-	/* Read BIOS */
-	if (!radeon_get_bios(rdev)) {
-		if (ASIC_IS_AVIVO(rdev))
-			return -EINVAL;
-	}
-	/* Must be an ATOMBIOS */
-	if (!rdev->is_atom_bios) {
-		dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
-		return -EINVAL;
-	}
-	r = radeon_atombios_init(rdev);
-	if (r)
-		return r;
-	/* Post card if necessary */
-	if (!radeon_card_posted(rdev)) {
-		if (!rdev->bios) {
-			dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
-			return -EINVAL;
-		}
-		DRM_INFO("GPU not posted. posting now...\n");
-		atom_asic_init(rdev->mode_info.atom_context);
-	}
-	/* Initialize scratch registers */
-	r600_scratch_init(rdev);
-	/* Initialize surface registers */
-	radeon_surface_init(rdev);
-	/* Initialize clocks */
-	radeon_get_clock_info(rdev->ddev);
-	/* Fence driver */
-	r = radeon_fence_driver_init(rdev);
-	if (r)
-		return r;
-	if (rdev->flags & RADEON_IS_AGP) {
-		r = radeon_agp_init(rdev);
-		if (r)
-			radeon_agp_disable(rdev);
-	}
-	r = r600_mc_init(rdev);
-	if (r)
-		return r;
-	/* Memory manager */
-	r = radeon_bo_init(rdev);
-	if (r)
-		return r;
-
-	r = radeon_irq_kms_init(rdev);
-	if (r)
-		return r;
-
-	rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL;
-	r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024);
-
-	rdev->ih.ring_obj = NULL;
-	r600_ih_ring_init(rdev, 64 * 1024);
-
-	r = r600_pcie_gart_init(rdev);
-	if (r)
-		return r;
-
-	r = radeon_ib_pool_init(rdev);
-	rdev->accel_working = true;
-	if (r) {
-		dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
-		rdev->accel_working = false;
-	}
-
-	r = r600_startup(rdev);
-	if (r) {
-		dev_err(rdev->dev, "disabling GPU acceleration\n");
-		r600_cp_fini(rdev);
-		r600_irq_fini(rdev);
-		radeon_wb_fini(rdev);
-		r100_ib_fini(rdev);
-		radeon_irq_kms_fini(rdev);
-		r600_pcie_gart_fini(rdev);
-		rdev->accel_working = false;
-	}
-
-	r = r600_audio_init(rdev);
-	if (r)
-		return r; /* TODO error handling */
-	return 0;
-}
-
-void r600_fini(struct radeon_device *rdev)
-{
-	r600_audio_fini(rdev);
-	r600_blit_fini(rdev);
-	r600_cp_fini(rdev);
-	r600_irq_fini(rdev);
-	radeon_wb_fini(rdev);
-	r100_ib_fini(rdev);
-	radeon_irq_kms_fini(rdev);
-	r600_pcie_gart_fini(rdev);
-	r600_vram_scratch_fini(rdev);
-	radeon_agp_fini(rdev);
-	radeon_gem_fini(rdev);
-	radeon_semaphore_driver_fini(rdev);
-	radeon_fence_driver_fini(rdev);
-	radeon_bo_fini(rdev);
-	radeon_atombios_fini(rdev);
-	kfree(rdev->bios);
-	rdev->bios = NULL;
-}
-
-
-/*
- * CS stuff
- */
-void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
-{
-	struct radeon_ring *ring = &rdev->ring[ib->fence->ring];
-
-	/* FIXME: implement */
-	radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
-	radeon_ring_write(ring,
-#ifdef __BIG_ENDIAN
-			  (2 << 0) |
-#endif
-			  (ib->gpu_addr & 0xFFFFFFFC));
-	radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF);
-	radeon_ring_write(ring, ib->length_dw);
-}
-
-int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
-{
-	struct radeon_ib *ib;
-	uint32_t scratch;
-	uint32_t tmp = 0;
-	unsigned i;
-	int r;
-	int ring_index = radeon_ring_index(rdev, ring);
-
-	r = radeon_scratch_get(rdev, &scratch);
-	if (r) {
-		DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r);
-		return r;
-	}
-	WREG32(scratch, 0xCAFEDEAD);
-	r = radeon_ib_get(rdev, ring_index, &ib, 256);
-	if (r) {
-		DRM_ERROR("radeon: failed to get ib (%d).\n", r);
-		return r;
-	}
-	ib->ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1);
-	ib->ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
-	ib->ptr[2] = 0xDEADBEEF;
-	ib->length_dw = 3;
-	r = radeon_ib_schedule(rdev, ib);
-	if (r) {
-		radeon_scratch_free(rdev, scratch);
-		radeon_ib_free(rdev, &ib);
-		DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
-		return r;
-	}
-	r = radeon_fence_wait(ib->fence, false);
-	if (r) {
-		DRM_ERROR("radeon: fence wait failed (%d).\n", r);
-		return r;
-	}
-	for (i = 0; i < rdev->usec_timeout; i++) {
-		tmp = RREG32(scratch);
-		if (tmp == 0xDEADBEEF)
-			break;
-		DRM_UDELAY(1);
-	}
-	if (i < rdev->usec_timeout) {
-		DRM_INFO("ib test on ring %d succeeded in %u usecs\n", ib->fence->ring, i);
-	} else {
-		DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n",
-			  scratch, tmp);
-		r = -EINVAL;
-	}
-	radeon_scratch_free(rdev, scratch);
-	radeon_ib_free(rdev, &ib);
-	return r;
-}
-
-/*
- * Interrupts
- *
- * Interrupts use a ring buffer on r6xx/r7xx hardware.  It works pretty
- * the same as the CP ring buffer, but in reverse.  Rather than the CPU
- * writing to the ring and the GPU consuming, the GPU writes to the ring
- * and host consumes.  As the host irq handler processes interrupts, it
- * increments the rptr.  When the rptr catches up with the wptr, all the
- * current interrupts have been processed.
- */
-
-void r600_ih_ring_init(struct radeon_device *rdev, unsigned ring_size)
-{
-	u32 rb_bufsz;
-
-	/* Align ring size */
-	rb_bufsz = drm_order(ring_size / 4);
-	ring_size = (1 << rb_bufsz) * 4;
-	rdev->ih.ring_size = ring_size;
-	rdev->ih.ptr_mask = rdev->ih.ring_size - 1;
-	rdev->ih.rptr = 0;
-}
-
-int r600_ih_ring_alloc(struct radeon_device *rdev)
-{
-	int r;
-
-	/* Allocate ring buffer */
-	if (rdev->ih.ring_obj == NULL) {
-		r = radeon_bo_create(rdev, rdev->ih.ring_size,
-				     PAGE_SIZE, true,
-				     RADEON_GEM_DOMAIN_GTT,
-				     &rdev->ih.ring_obj);
-		if (r) {
-			DRM_ERROR("radeon: failed to create ih ring buffer (%d).\n", r);
-			return r;
-		}
-		r = radeon_bo_reserve(rdev->ih.ring_obj, false);
-		if (unlikely(r != 0))
-			return r;
-		r = radeon_bo_pin(rdev->ih.ring_obj,
-				  RADEON_GEM_DOMAIN_GTT,
-				  &rdev->ih.gpu_addr);
-		if (r) {
-			radeon_bo_unreserve(rdev->ih.ring_obj);
-			DRM_ERROR("radeon: failed to pin ih ring buffer (%d).\n", r);
-			return r;
-		}
-		r = radeon_bo_kmap(rdev->ih.ring_obj,
-				   (void **)&rdev->ih.ring);
-		radeon_bo_unreserve(rdev->ih.ring_obj);
-		if (r) {
-			DRM_ERROR("radeon: failed to map ih ring buffer (%d).\n", r);
-			return r;
-		}
-	}
-	return 0;
-}
-
-void r600_ih_ring_fini(struct radeon_device *rdev)
-{
-	int r;
-	if (rdev->ih.ring_obj) {
-		r = radeon_bo_reserve(rdev->ih.ring_obj, false);
-		if (likely(r == 0)) {
-			radeon_bo_kunmap(rdev->ih.ring_obj);
-			radeon_bo_unpin(rdev->ih.ring_obj);
-			radeon_bo_unreserve(rdev->ih.ring_obj);
-		}
-		radeon_bo_unref(&rdev->ih.ring_obj);
-		rdev->ih.ring = NULL;
-		rdev->ih.ring_obj = NULL;
-	}
-}
-
-void r600_rlc_stop(struct radeon_device *rdev)
-{
-
-	if ((rdev->family >= CHIP_RV770) &&
-	    (rdev->family <= CHIP_RV740)) {
-		/* r7xx asics need to soft reset RLC before halting */
-		WREG32(SRBM_SOFT_RESET, SOFT_RESET_RLC);
-		RREG32(SRBM_SOFT_RESET);
-		mdelay(15);
-		WREG32(SRBM_SOFT_RESET, 0);
-		RREG32(SRBM_SOFT_RESET);
-	}
-
-	WREG32(RLC_CNTL, 0);
-}
-
-static void r600_rlc_start(struct radeon_device *rdev)
-{
-	WREG32(RLC_CNTL, RLC_ENABLE);
-}
-
-static int r600_rlc_init(struct radeon_device *rdev)
-{
-	u32 i;
-	const __be32 *fw_data;
-
-	if (!rdev->rlc_fw)
-		return -EINVAL;
-
-	r600_rlc_stop(rdev);
-
-	WREG32(RLC_HB_CNTL, 0);
-
-	if (rdev->family == CHIP_ARUBA) {
-		WREG32(TN_RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
-		WREG32(TN_RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
-	}
-	if (rdev->family <= CHIP_CAYMAN) {
-		WREG32(RLC_HB_BASE, 0);
-		WREG32(RLC_HB_RPTR, 0);
-		WREG32(RLC_HB_WPTR, 0);
-	}
-	if (rdev->family <= CHIP_CAICOS) {
-		WREG32(RLC_HB_WPTR_LSB_ADDR, 0);
-		WREG32(RLC_HB_WPTR_MSB_ADDR, 0);
-	}
-	WREG32(RLC_MC_CNTL, 0);
-	WREG32(RLC_UCODE_CNTL, 0);
-
-	fw_data = (const __be32 *)rdev->rlc_fw->data;
-	if (rdev->family >= CHIP_ARUBA) {
-		for (i = 0; i < ARUBA_RLC_UCODE_SIZE; i++) {
-			WREG32(RLC_UCODE_ADDR, i);
-			WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
-		}
-	} else if (rdev->family >= CHIP_CAYMAN) {
-		for (i = 0; i < CAYMAN_RLC_UCODE_SIZE; i++) {
-			WREG32(RLC_UCODE_ADDR, i);
-			WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
-		}
-	} else if (rdev->family >= CHIP_CEDAR) {
-		for (i = 0; i < EVERGREEN_RLC_UCODE_SIZE; i++) {
-			WREG32(RLC_UCODE_ADDR, i);
-			WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
-		}
-	} else if (rdev->family >= CHIP_RV770) {
-		for (i = 0; i < R700_RLC_UCODE_SIZE; i++) {
-			WREG32(RLC_UCODE_ADDR, i);
-			WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
-		}
-	} else {
-		for (i = 0; i < RLC_UCODE_SIZE; i++) {
-			WREG32(RLC_UCODE_ADDR, i);
-			WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
-		}
-	}
-	WREG32(RLC_UCODE_ADDR, 0);
-
-	r600_rlc_start(rdev);
-
-	return 0;
-}
-
-static void r600_enable_interrupts(struct radeon_device *rdev)
-{
-	u32 ih_cntl = RREG32(IH_CNTL);
-	u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
-
-	ih_cntl |= ENABLE_INTR;
-	ih_rb_cntl |= IH_RB_ENABLE;
-	WREG32(IH_CNTL, ih_cntl);
-	WREG32(IH_RB_CNTL, ih_rb_cntl);
-	rdev->ih.enabled = true;
-}
-
-void r600_disable_interrupts(struct radeon_device *rdev)
-{
-	u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
-	u32 ih_cntl = RREG32(IH_CNTL);
-
-	ih_rb_cntl &= ~IH_RB_ENABLE;
-	ih_cntl &= ~ENABLE_INTR;
-	WREG32(IH_RB_CNTL, ih_rb_cntl);
-	WREG32(IH_CNTL, ih_cntl);
-	/* set rptr, wptr to 0 */
-	WREG32(IH_RB_RPTR, 0);
-	WREG32(IH_RB_WPTR, 0);
-	rdev->ih.enabled = false;
-	rdev->ih.wptr = 0;
-	rdev->ih.rptr = 0;
-}
-
-static void r600_disable_interrupt_state(struct radeon_device *rdev)
-{
-	u32 tmp;
-
-	WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
-	WREG32(GRBM_INT_CNTL, 0);
-	WREG32(DxMODE_INT_MASK, 0);
-	WREG32(D1GRPH_INTERRUPT_CONTROL, 0);
-	WREG32(D2GRPH_INTERRUPT_CONTROL, 0);
-	if (ASIC_IS_DCE3(rdev)) {
-		WREG32(DCE3_DACA_AUTODETECT_INT_CONTROL, 0);
-		WREG32(DCE3_DACB_AUTODETECT_INT_CONTROL, 0);
-		tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD1_INT_CONTROL, tmp);
-		tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD2_INT_CONTROL, tmp);
-		tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD3_INT_CONTROL, tmp);
-		tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-		WREG32(DC_HPD4_INT_CONTROL, tmp);
-		if (ASIC_IS_DCE32(rdev)) {
-			tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-			WREG32(DC_HPD5_INT_CONTROL, tmp);
-			tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
-			WREG32(DC_HPD6_INT_CONTROL, tmp);
-		}
-	} else {
-		WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
-		WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
-		tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
-		WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
-		tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
-		WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
-		tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
-		WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
-	}
-}
-
-int r600_irq_init(struct radeon_device *rdev)
-{
-	int ret = 0;
-	int rb_bufsz;
-	u32 interrupt_cntl, ih_cntl, ih_rb_cntl;
-
-	/* allocate ring */
-	ret = r600_ih_ring_alloc(rdev);
-	if (ret)
-		return ret;
-
-	/* disable irqs */
-	r600_disable_interrupts(rdev);
-
-	/* init rlc */
-	ret = r600_rlc_init(rdev);
-	if (ret) {
-		r600_ih_ring_fini(rdev);
-		return ret;
-	}
-
-	/* setup interrupt control */
-	/* set dummy read address to ring address */
-	WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
-	interrupt_cntl = RREG32(INTERRUPT_CNTL);
-	/* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
-	 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
-	 */
-	interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE;
-	/* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */
-	interrupt_cntl &= ~IH_REQ_NONSNOOP_EN;
-	WREG32(INTERRUPT_CNTL, interrupt_cntl);
-
-	WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8);
-	rb_bufsz = drm_order(rdev->ih.ring_size / 4);
-
-	ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE |
-		      IH_WPTR_OVERFLOW_CLEAR |
-		      (rb_bufsz << 1));
-
-	if (rdev->wb.enabled)
-		ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;
-
-	/* set the writeback address whether it's enabled or not */
-	WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC);
-	WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF);
-
-	WREG32(IH_RB_CNTL, ih_rb_cntl);
-
-	/* set rptr, wptr to 0 */
-	WREG32(IH_RB_RPTR, 0);
-	WREG32(IH_RB_WPTR, 0);
-
-	/* Default settings for IH_CNTL (disabled at first) */
-	ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10);
-	/* RPTR_REARM only works if msi's are enabled */
-	if (rdev->msi_enabled)
-		ih_cntl |= RPTR_REARM;
-	WREG32(IH_CNTL, ih_cntl);
-
-	/* force the active interrupt state to all disabled */
-	if (rdev->family >= CHIP_CEDAR)
-		evergreen_disable_interrupt_state(rdev);
-	else
-		r600_disable_interrupt_state(rdev);
-
-	/* enable irqs */
-	r600_enable_interrupts(rdev);
-
-	return ret;
-}
-
-void r600_irq_suspend(struct radeon_device *rdev)
-{
-	r600_irq_disable(rdev);
-	r600_rlc_stop(rdev);
-}
-
-void r600_irq_fini(struct radeon_device *rdev)
-{
-	r600_irq_suspend(rdev);
-	r600_ih_ring_fini(rdev);
-}
-
-int r600_irq_set(struct radeon_device *rdev)
-{
-	u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
-	u32 mode_int = 0;
-	u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0;
-	u32 grbm_int_cntl = 0;
-	u32 hdmi1, hdmi2;
-	u32 d1grph = 0, d2grph = 0;
-
-	if (!rdev->irq.installed) {
-		WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
-		return -EINVAL;
-	}
-	/* don't enable anything if the ih is disabled */
-	if (!rdev->ih.enabled) {
-		r600_disable_interrupts(rdev);
-		/* force the active interrupt state to all disabled */
-		r600_disable_interrupt_state(rdev);
-		return 0;
-	}
-
-	hdmi1 = RREG32(R600_HDMI_BLOCK1 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
-	if (ASIC_IS_DCE3(rdev)) {
-		hdmi2 = RREG32(R600_HDMI_BLOCK3 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
-		hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
-		hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
-		hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
-		hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN;
-		if (ASIC_IS_DCE32(rdev)) {
-			hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
-			hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
-		}
-	} else {
-		hdmi2 = RREG32(R600_HDMI_BLOCK2 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
-		hpd1 = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & ~DC_HPDx_INT_EN;
-		hpd2 = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & ~DC_HPDx_INT_EN;
-		hpd3 = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & ~DC_HPDx_INT_EN;
-	}
-
-	if (rdev->irq.sw_int[RADEON_RING_TYPE_GFX_INDEX]) {
-		DRM_DEBUG("r600_irq_set: sw int\n");
-		cp_int_cntl |= RB_INT_ENABLE;
-		cp_int_cntl |= TIME_STAMP_INT_ENABLE;
-	}
-	if (rdev->irq.crtc_vblank_int[0] ||
-	    rdev->irq.pflip[0]) {
-		DRM_DEBUG("r600_irq_set: vblank 0\n");
-		mode_int |= D1MODE_VBLANK_INT_MASK;
-	}
-	if (rdev->irq.crtc_vblank_int[1] ||
-	    rdev->irq.pflip[1]) {
-		DRM_DEBUG("r600_irq_set: vblank 1\n");
-		mode_int |= D2MODE_VBLANK_INT_MASK;
-	}
-	if (rdev->irq.hpd[0]) {
-		DRM_DEBUG("r600_irq_set: hpd 1\n");
-		hpd1 |= DC_HPDx_INT_EN;
-	}
-	if (rdev->irq.hpd[1]) {
-		DRM_DEBUG("r600_irq_set: hpd 2\n");
-		hpd2 |= DC_HPDx_INT_EN;
-	}
-	if (rdev->irq.hpd[2]) {
-		DRM_DEBUG("r600_irq_set: hpd 3\n");
-		hpd3 |= DC_HPDx_INT_EN;
-	}
-	if (rdev->irq.hpd[3]) {
-		DRM_DEBUG("r600_irq_set: hpd 4\n");
-		hpd4 |= DC_HPDx_INT_EN;
-	}
-	if (rdev->irq.hpd[4]) {
-		DRM_DEBUG("r600_irq_set: hpd 5\n");
-		hpd5 |= DC_HPDx_INT_EN;
-	}
-	if (rdev->irq.hpd[5]) {
-		DRM_DEBUG("r600_irq_set: hpd 6\n");
-		hpd6 |= DC_HPDx_INT_EN;
-	}
-	if (rdev->irq.hdmi[0]) {
-		DRM_DEBUG("r600_irq_set: hdmi 1\n");
-		hdmi1 |= R600_HDMI_INT_EN;
-	}
-	if (rdev->irq.hdmi[1]) {
-		DRM_DEBUG("r600_irq_set: hdmi 2\n");
-		hdmi2 |= R600_HDMI_INT_EN;
-	}
-	if (rdev->irq.gui_idle) {
-		DRM_DEBUG("gui idle\n");
-		grbm_int_cntl |= GUI_IDLE_INT_ENABLE;
-	}
-
-	WREG32(CP_INT_CNTL, cp_int_cntl);
-	WREG32(DxMODE_INT_MASK, mode_int);
-	WREG32(D1GRPH_INTERRUPT_CONTROL, d1grph);
-	WREG32(D2GRPH_INTERRUPT_CONTROL, d2grph);
-	WREG32(GRBM_INT_CNTL, grbm_int_cntl);
-	WREG32(R600_HDMI_BLOCK1 + R600_HDMI_CNTL, hdmi1);
-	if (ASIC_IS_DCE3(rdev)) {
-		WREG32(R600_HDMI_BLOCK3 + R600_HDMI_CNTL, hdmi2);
-		WREG32(DC_HPD1_INT_CONTROL, hpd1);
-		WREG32(DC_HPD2_INT_CONTROL, hpd2);
-		WREG32(DC_HPD3_INT_CONTROL, hpd3);
-		WREG32(DC_HPD4_INT_CONTROL, hpd4);
-		if (ASIC_IS_DCE32(rdev)) {
-			WREG32(DC_HPD5_INT_CONTROL, hpd5);
-			WREG32(DC_HPD6_INT_CONTROL, hpd6);
-		}
-	} else {
-		WREG32(R600_HDMI_BLOCK2 + R600_HDMI_CNTL, hdmi2);
-		WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1);
-		WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2);
-		WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, hpd3);
-	}
-
-	return 0;
-}
-
-static void r600_irq_ack(struct radeon_device *rdev)
-{
-	u32 tmp;
-
-	if (ASIC_IS_DCE3(rdev)) {
-		rdev->irq.stat_regs.r600.disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS);
-		rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE);
-		rdev->irq.stat_regs.r600.disp_int_cont2 = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE2);
-	} else {
-		rdev->irq.stat_regs.r600.disp_int = RREG32(DISP_INTERRUPT_STATUS);
-		rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
-		rdev->irq.stat_regs.r600.disp_int_cont2 = 0;
-	}
-	rdev->irq.stat_regs.r600.d1grph_int = RREG32(D1GRPH_INTERRUPT_STATUS);
-	rdev->irq.stat_regs.r600.d2grph_int = RREG32(D2GRPH_INTERRUPT_STATUS);
-
-	if (rdev->irq.stat_regs.r600.d1grph_int & DxGRPH_PFLIP_INT_OCCURRED)
-		WREG32(D1GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR);
-	if (rdev->irq.stat_regs.r600.d2grph_int & DxGRPH_PFLIP_INT_OCCURRED)
-		WREG32(D2GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR);
-	if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT)
-		WREG32(D1MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
-	if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT)
-		WREG32(D1MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
-	if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT)
-		WREG32(D2MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
-	if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT)
-		WREG32(D2MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
-	if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) {
-		if (ASIC_IS_DCE3(rdev)) {
-			tmp = RREG32(DC_HPD1_INT_CONTROL);
-			tmp |= DC_HPDx_INT_ACK;
-			WREG32(DC_HPD1_INT_CONTROL, tmp);
-		} else {
-			tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
-			tmp |= DC_HPDx_INT_ACK;
-			WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
-		}
-	}
-	if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) {
-		if (ASIC_IS_DCE3(rdev)) {
-			tmp = RREG32(DC_HPD2_INT_CONTROL);
-			tmp |= DC_HPDx_INT_ACK;
-			WREG32(DC_HPD2_INT_CONTROL, tmp);
-		} else {
-			tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
-			tmp |= DC_HPDx_INT_ACK;
-			WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
-		}
-	}
-	if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) {
-		if (ASIC_IS_DCE3(rdev)) {
-			tmp = RREG32(DC_HPD3_INT_CONTROL);
-			tmp |= DC_HPDx_INT_ACK;
-			WREG32(DC_HPD3_INT_CONTROL, tmp);
-		} else {
-			tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
-			tmp |= DC_HPDx_INT_ACK;
-			WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
-		}
-	}
-	if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) {
-		tmp = RREG32(DC_HPD4_INT_CONTROL);
-		tmp |= DC_HPDx_INT_ACK;
-		WREG32(DC_HPD4_INT_CONTROL, tmp);
-	}
-	if (ASIC_IS_DCE32(rdev)) {
-		if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) {
-			tmp = RREG32(DC_HPD5_INT_CONTROL);
-			tmp |= DC_HPDx_INT_ACK;
-			WREG32(DC_HPD5_INT_CONTROL, tmp);
-		}
-		if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) {
-			tmp = RREG32(DC_HPD5_INT_CONTROL);
-			tmp |= DC_HPDx_INT_ACK;
-			WREG32(DC_HPD6_INT_CONTROL, tmp);
-		}
-	}
-	if (RREG32(R600_HDMI_BLOCK1 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
-		WREG32_P(R600_HDMI_BLOCK1 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
-	}
-	if (ASIC_IS_DCE3(rdev)) {
-		if (RREG32(R600_HDMI_BLOCK3 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
-			WREG32_P(R600_HDMI_BLOCK3 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
-		}
-	} else {
-		if (RREG32(R600_HDMI_BLOCK2 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
-			WREG32_P(R600_HDMI_BLOCK2 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
-		}
-	}
-}
-
-void r600_irq_disable(struct radeon_device *rdev)
-{
-	r600_disable_interrupts(rdev);
-	/* Wait and acknowledge irq */
-	mdelay(1);
-	r600_irq_ack(rdev);
-	r600_disable_interrupt_state(rdev);
-}
-
-static u32 r600_get_ih_wptr(struct radeon_device *rdev)
-{
-	u32 wptr, tmp;
-
-	if (rdev->wb.enabled)
-		wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]);
-	else
-		wptr = RREG32(IH_RB_WPTR);
-
-	if (wptr & RB_OVERFLOW) {
-		/* When a ring buffer overflow happen start parsing interrupt
-		 * from the last not overwritten vector (wptr + 16). Hopefully
-		 * this should allow us to catchup.
-		 */
-		dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n",
-			wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask);
-		rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
-		tmp = RREG32(IH_RB_CNTL);
-		tmp |= IH_WPTR_OVERFLOW_CLEAR;
-		WREG32(IH_RB_CNTL, tmp);
-	}
-	return (wptr & rdev->ih.ptr_mask);
-}
-
-/*        r600 IV Ring
- * Each IV ring entry is 128 bits:
- * [7:0]    - interrupt source id
- * [31:8]   - reserved
- * [59:32]  - interrupt source data
- * [127:60]  - reserved
- *
- * The basic interrupt vector entries
- * are decoded as follows:
- * src_id  src_data  description
- *      1         0  D1 Vblank
- *      1         1  D1 Vline
- *      5         0  D2 Vblank
- *      5         1  D2 Vline
- *     19         0  FP Hot plug detection A
- *     19         1  FP Hot plug detection B
- *     19         2  DAC A auto-detection
- *     19         3  DAC B auto-detection
- *     21         4  HDMI block A
- *     21         5  HDMI block B
- *    176         -  CP_INT RB
- *    177         -  CP_INT IB1
- *    178         -  CP_INT IB2
- *    181         -  EOP Interrupt
- *    233         -  GUI Idle
- *
- * Note, these are based on r600 and may need to be
- * adjusted or added to on newer asics
- */
-
-int r600_irq_process(struct radeon_device *rdev)
-{
-	u32 wptr;
-	u32 rptr;
-	u32 src_id, src_data;
-	u32 ring_index;
-	unsigned long flags;
-	bool queue_hotplug = false;
-
-	if (!rdev->ih.enabled || rdev->shutdown)
-		return IRQ_NONE;
-
-	/* No MSIs, need a dummy read to flush PCI DMAs */
-	if (!rdev->msi_enabled)
-		RREG32(IH_RB_WPTR);
-
-	wptr = r600_get_ih_wptr(rdev);
-	rptr = rdev->ih.rptr;
-	DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
-
-	spin_lock_irqsave(&rdev->ih.lock, flags);
-
-	if (rptr == wptr) {
-		spin_unlock_irqrestore(&rdev->ih.lock, flags);
-		return IRQ_NONE;
-	}
-
-restart_ih:
-	/* Order reading of wptr vs. reading of IH ring data */
-	rmb();
-
-	/* display interrupts */
-	r600_irq_ack(rdev);
-
-	rdev->ih.wptr = wptr;
-	while (rptr != wptr) {
-		/* wptr/rptr are in bytes! */
-		ring_index = rptr / 4;
-		src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
-		src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
-
-		switch (src_id) {
-		case 1: /* D1 vblank/vline */
-			switch (src_data) {
-			case 0: /* D1 vblank */
-				if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT) {
-					if (rdev->irq.crtc_vblank_int[0]) {
-						drm_handle_vblank(rdev->ddev, 0);
-						rdev->pm.vblank_sync = true;
-						wake_up(&rdev->irq.vblank_queue);
-					}
-					if (rdev->irq.pflip[0])
-						radeon_crtc_handle_flip(rdev, 0);
-					rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
-					DRM_DEBUG("IH: D1 vblank\n");
-				}
-				break;
-			case 1: /* D1 vline */
-				if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT) {
-					rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VLINE_INTERRUPT;
-					DRM_DEBUG("IH: D1 vline\n");
-				}
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
-			break;
-		case 5: /* D2 vblank/vline */
-			switch (src_data) {
-			case 0: /* D2 vblank */
-				if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT) {
-					if (rdev->irq.crtc_vblank_int[1]) {
-						drm_handle_vblank(rdev->ddev, 1);
-						rdev->pm.vblank_sync = true;
-						wake_up(&rdev->irq.vblank_queue);
-					}
-					if (rdev->irq.pflip[1])
-						radeon_crtc_handle_flip(rdev, 1);
-					rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VBLANK_INTERRUPT;
-					DRM_DEBUG("IH: D2 vblank\n");
-				}
-				break;
-			case 1: /* D1 vline */
-				if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT) {
-					rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VLINE_INTERRUPT;
-					DRM_DEBUG("IH: D2 vline\n");
-				}
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
-			break;
-		case 19: /* HPD/DAC hotplug */
-			switch (src_data) {
-			case 0:
-				if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) {
-					rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD1_INTERRUPT;
-					queue_hotplug = true;
-					DRM_DEBUG("IH: HPD1\n");
-				}
-				break;
-			case 1:
-				if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) {
-					rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD2_INTERRUPT;
-					queue_hotplug = true;
-					DRM_DEBUG("IH: HPD2\n");
-				}
-				break;
-			case 4:
-				if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) {
-					rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD3_INTERRUPT;
-					queue_hotplug = true;
-					DRM_DEBUG("IH: HPD3\n");
-				}
-				break;
-			case 5:
-				if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) {
-					rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD4_INTERRUPT;
-					queue_hotplug = true;
-					DRM_DEBUG("IH: HPD4\n");
-				}
-				break;
-			case 10:
-				if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) {
-					rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD5_INTERRUPT;
-					queue_hotplug = true;
-					DRM_DEBUG("IH: HPD5\n");
-				}
-				break;
-			case 12:
-				if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) {
-					rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD6_INTERRUPT;
-					queue_hotplug = true;
-					DRM_DEBUG("IH: HPD6\n");
-				}
-				break;
-			default:
-				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-				break;
-			}
-			break;
-		case 21: /* HDMI */
-			DRM_DEBUG("IH: HDMI: 0x%x\n", src_data);
-			r600_audio_schedule_polling(rdev);
-			break;
-		case 176: /* CP_INT in ring buffer */
-		case 177: /* CP_INT in IB1 */
-		case 178: /* CP_INT in IB2 */
-			DRM_DEBUG("IH: CP int: 0x%08x\n", src_data);
-			radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
-			break;
-		case 181: /* CP EOP event */
-			DRM_DEBUG("IH: CP EOP\n");
-			radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
-			break;
-		case 233: /* GUI IDLE */
-			DRM_DEBUG("IH: GUI idle\n");
-			rdev->pm.gui_idle = true;
-			wake_up(&rdev->irq.idle_queue);
-			break;
-		default:
-			DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
-			break;
-		}
-
-		/* wptr/rptr are in bytes! */
-		rptr += 16;
-		rptr &= rdev->ih.ptr_mask;
-	}
-	/* make sure wptr hasn't changed while processing */
-	wptr = r600_get_ih_wptr(rdev);
-	if (wptr != rdev->ih.wptr)
-		goto restart_ih;
-	if (queue_hotplug)
-		schedule_work(&rdev->hotplug_work);
-	rdev->ih.rptr = rptr;
-	WREG32(IH_RB_RPTR, rdev->ih.rptr);
-	spin_unlock_irqrestore(&rdev->ih.lock, flags);
-	return IRQ_HANDLED;
-}
-
-/*
- * Debugfs info
- */
-#if defined(CONFIG_DEBUG_FS)
-
-static int r600_debugfs_mc_info(struct seq_file *m, void *data)
-{
-	struct drm_info_node *node = (struct drm_info_node *) m->private;
-	struct drm_device *dev = node->minor->dev;
-	struct radeon_device *rdev = dev->dev_private;
-
-	DREG32_SYS(m, rdev, R_000E50_SRBM_STATUS);
-	DREG32_SYS(m, rdev, VM_L2_STATUS);
-	return 0;
-}
-
-static struct drm_info_list r600_mc_info_list[] = {
-	{"r600_mc_info", r600_debugfs_mc_info, 0, NULL},
-};
-#endif
-
-int r600_debugfs_mc_info_init(struct radeon_device *rdev)
-{
-#if defined(CONFIG_DEBUG_FS)
-	return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list));
-#else
-	return 0;
-#endif
-}
-
-/**
- * r600_ioctl_wait_idle - flush host path cache on wait idle ioctl
- * rdev: radeon device structure
- * bo: buffer object struct which userspace is waiting for idle
- *
- * Some R6XX/R7XX doesn't seems to take into account HDP flush performed
- * through ring buffer, this leads to corruption in rendering, see
- * http://bugzilla.kernel.org/show_bug.cgi?id=15186 to avoid this we
- * directly perform HDP flush by writing register through MMIO.
- */
-void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo)
-{
-	/* r7xx hw bug.  write to HDP_DEBUG1 followed by fb read
-	 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL.
-	 * This seems to cause problems on some AGP cards. Just use the old
-	 * method for them.
-	 */
-	if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) &&
-	    rdev->vram_scratch.ptr && !(rdev->flags & RADEON_IS_AGP)) {
-		void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
-		u32 tmp;
-
-		WREG32(HDP_DEBUG1, 0);
-		tmp = readl((void __iomem *)ptr);
-	} else
-		WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
-}
-
-void r600_set_pcie_lanes(struct radeon_device *rdev, int lanes)
-{
-	u32 link_width_cntl, mask, target_reg;
-
-	if (rdev->flags & RADEON_IS_IGP)
-		return;
-
-	if (!(rdev->flags & RADEON_IS_PCIE))
-		return;
-
-	/* x2 cards have a special sequence */
-	if (ASIC_IS_X2(rdev))
-		return;
-
-	/* FIXME wait for idle */
-
-	switch (lanes) {
-	case 0:
-		mask = RADEON_PCIE_LC_LINK_WIDTH_X0;
-		break;
-	case 1:
-		mask = RADEON_PCIE_LC_LINK_WIDTH_X1;
-		break;
-	case 2:
-		mask = RADEON_PCIE_LC_LINK_WIDTH_X2;
-		break;
-	case 4:
-		mask = RADEON_PCIE_LC_LINK_WIDTH_X4;
-		break;
-	case 8:
-		mask = RADEON_PCIE_LC_LINK_WIDTH_X8;
-		break;
-	case 12:
-		mask = RADEON_PCIE_LC_LINK_WIDTH_X12;
-		break;
-	case 16:
-	default:
-		mask = RADEON_PCIE_LC_LINK_WIDTH_X16;
-		break;
-	}
-
-	link_width_cntl = RREG32_PCIE_P(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
-
-	if ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) ==
-	    (mask << RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT))
-		return;
-
-	if (link_width_cntl & R600_PCIE_LC_UPCONFIGURE_DIS)
-		return;
-
-	link_width_cntl &= ~(RADEON_PCIE_LC_LINK_WIDTH_MASK |
-			     RADEON_PCIE_LC_RECONFIG_NOW |
-			     R600_PCIE_LC_RENEGOTIATE_EN |
-			     R600_PCIE_LC_RECONFIG_ARC_MISSING_ESCAPE);
-	link_width_cntl |= mask;
-
-	WREG32_PCIE_P(RADEON_PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
-
-        /* some northbridges can renegotiate the link rather than requiring                                  
-         * a complete re-config.                                                                             
-         * e.g., AMD 780/790 northbridges (pci ids: 0x5956, 0x5957, 0x5958, etc.)                            
-         */
-        if (link_width_cntl & R600_PCIE_LC_RENEGOTIATION_SUPPORT)
-		link_width_cntl |= R600_PCIE_LC_RENEGOTIATE_EN | R600_PCIE_LC_UPCONFIGURE_SUPPORT;
-        else
-		link_width_cntl |= R600_PCIE_LC_RECONFIG_ARC_MISSING_ESCAPE;
-
-	WREG32_PCIE_P(RADEON_PCIE_LC_LINK_WIDTH_CNTL, (link_width_cntl |
-						       RADEON_PCIE_LC_RECONFIG_NOW));
-
-        if (rdev->family >= CHIP_RV770)
-		target_reg = R700_TARGET_AND_CURRENT_PROFILE_INDEX;
-        else
-		target_reg = R600_TARGET_AND_CURRENT_PROFILE_INDEX;
-
-        /* wait for lane set to complete */
-        link_width_cntl = RREG32(target_reg);
-        while (link_width_cntl == 0xffffffff)
-		link_width_cntl = RREG32(target_reg);
-
-}
-
-int r600_get_pcie_lanes(struct radeon_device *rdev)
-{
-	u32 link_width_cntl;
-
-	if (rdev->flags & RADEON_IS_IGP)
-		return 0;
-
-	if (!(rdev->flags & RADEON_IS_PCIE))
-		return 0;
-
-	/* x2 cards have a special sequence */
-	if (ASIC_IS_X2(rdev))
-		return 0;
-
-	/* FIXME wait for idle */
-
-	link_width_cntl = RREG32_PCIE_P(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
-
-	switch ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) >> RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT) {
-	case RADEON_PCIE_LC_LINK_WIDTH_X0:
-		return 0;
-	case RADEON_PCIE_LC_LINK_WIDTH_X1:
-		return 1;
-	case RADEON_PCIE_LC_LINK_WIDTH_X2:
-		return 2;
-	case RADEON_PCIE_LC_LINK_WIDTH_X4:
-		return 4;
-	case RADEON_PCIE_LC_LINK_WIDTH_X8:
-		return 8;
-	case RADEON_PCIE_LC_LINK_WIDTH_X16:
-	default:
-		return 16;
-	}
-}
-
-static void r600_pcie_gen2_enable(struct radeon_device *rdev)
-{
-	u32 link_width_cntl, lanes, speed_cntl, training_cntl, tmp;
-	u16 link_cntl2;
-
-	if (radeon_pcie_gen2 == 0)
-		return;
-
-	if (rdev->flags & RADEON_IS_IGP)
-		return;
-
-	if (!(rdev->flags & RADEON_IS_PCIE))
-		return;
-
-	/* x2 cards have a special sequence */
-	if (ASIC_IS_X2(rdev))
-		return;
-
-	/* only RV6xx+ chips are supported */
-	if (rdev->family <= CHIP_R600)
-		return;
-
-	/* 55 nm r6xx asics */
-	if ((rdev->family == CHIP_RV670) ||
-	    (rdev->family == CHIP_RV620) ||
-	    (rdev->family == CHIP_RV635)) {
-		/* advertise upconfig capability */
-		link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL);
-		link_width_cntl &= ~LC_UPCONFIGURE_DIS;
-		WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
-		link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL);
-		if (link_width_cntl & LC_RENEGOTIATION_SUPPORT) {
-			lanes = (link_width_cntl & LC_LINK_WIDTH_RD_MASK) >> LC_LINK_WIDTH_RD_SHIFT;
-			link_width_cntl &= ~(LC_LINK_WIDTH_MASK |
-					     LC_RECONFIG_ARC_MISSING_ESCAPE);
-			link_width_cntl |= lanes | LC_RECONFIG_NOW | LC_RENEGOTIATE_EN;
-			WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
-		} else {
-			link_width_cntl |= LC_UPCONFIGURE_DIS;
-			WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
-		}
-	}
-
-	speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
-	if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) &&
-	    (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) {
-
-		/* 55 nm r6xx asics */
-		if ((rdev->family == CHIP_RV670) ||
-		    (rdev->family == CHIP_RV620) ||
-		    (rdev->family == CHIP_RV635)) {
-			WREG32(MM_CFGREGS_CNTL, 0x8);
-			link_cntl2 = RREG32(0x4088);
-			WREG32(MM_CFGREGS_CNTL, 0);
-			/* not supported yet */
-			if (link_cntl2 & SELECTABLE_DEEMPHASIS)
-				return;
-		}
-
-		speed_cntl &= ~LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_MASK;
-		speed_cntl |= (0x3 << LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_SHIFT);
-		speed_cntl &= ~LC_VOLTAGE_TIMER_SEL_MASK;
-		speed_cntl &= ~LC_FORCE_DIS_HW_SPEED_CHANGE;
-		speed_cntl |= LC_FORCE_EN_HW_SPEED_CHANGE;
-		WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
-
-		tmp = RREG32(0x541c);
-		WREG32(0x541c, tmp | 0x8);
-		WREG32(MM_CFGREGS_CNTL, MM_WR_TO_CFG_EN);
-		link_cntl2 = RREG16(0x4088);
-		link_cntl2 &= ~TARGET_LINK_SPEED_MASK;
-		link_cntl2 |= 0x2;
-		WREG16(0x4088, link_cntl2);
-		WREG32(MM_CFGREGS_CNTL, 0);
-
-		if ((rdev->family == CHIP_RV670) ||
-		    (rdev->family == CHIP_RV620) ||
-		    (rdev->family == CHIP_RV635)) {
-			training_cntl = RREG32_PCIE_P(PCIE_LC_TRAINING_CNTL);
-			training_cntl &= ~LC_POINT_7_PLUS_EN;
-			WREG32_PCIE_P(PCIE_LC_TRAINING_CNTL, training_cntl);
-		} else {
-			speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
-			speed_cntl &= ~LC_TARGET_LINK_SPEED_OVERRIDE_EN;
-			WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
-		}
-
-		speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
-		speed_cntl |= LC_GEN2_EN_STRAP;
-		WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
-
-	} else {
-		link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL);
-		/* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */
-		if (1)
-			link_width_cntl |= LC_UPCONFIGURE_DIS;
-		else
-			link_width_cntl &= ~LC_UPCONFIGURE_DIS;
-		WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
-	}
-}