1 files changed, 0 insertions, 402 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_irq.c b/drivers/gpu/drm/radeon/radeon_irq.c
deleted file mode 100644
index 688afb62f7c4..000000000000
--- a/drivers/gpu/drm/radeon/radeon_irq.c
+++ /dev/null
@@ -1,402 +0,0 @@
-/* radeon_irq.c -- IRQ handling for radeon -*- linux-c -*- */
-/*
- * Copyright (C) The Weather Channel, Inc.  2002.  All Rights Reserved.
- *
- * The Weather Channel (TM) funded Tungsten Graphics to develop the
- * initial release of the Radeon 8500 driver under the XFree86 license.
- * This notice must be preserved.
- *
- * 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 (including the next
- * paragraph) 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
- * PRECISION INSIGHT AND/OR ITS SUPPLIERS 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:
- *    Keith Whitwell <keith@tungstengraphics.com>
- *    Michel D�zer <michel@daenzer.net>
- *
- * ------------------------ This file is DEPRECATED! -------------------------
- */
-
-#include <drm/drmP.h>
-#include <drm/radeon_drm.h>
-#include "radeon_drv.h"
-
-void radeon_irq_set_state(struct drm_device *dev, u32 mask, int state)
-{
-	drm_radeon_private_t *dev_priv = dev->dev_private;
-
-	if (state)
-		dev_priv->irq_enable_reg |= mask;
-	else
-		dev_priv->irq_enable_reg &= ~mask;
-
-	if (dev->irq_enabled)
-		RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
-}
-
-static void r500_vbl_irq_set_state(struct drm_device *dev, u32 mask, int state)
-{
-	drm_radeon_private_t *dev_priv = dev->dev_private;
-
-	if (state)
-		dev_priv->r500_disp_irq_reg |= mask;
-	else
-		dev_priv->r500_disp_irq_reg &= ~mask;
-
-	if (dev->irq_enabled)
-		RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
-}
-
-int radeon_enable_vblank(struct drm_device *dev, unsigned int pipe)
-{
-	drm_radeon_private_t *dev_priv = dev->dev_private;
-
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600) {
-		switch (pipe) {
-		case 0:
-			r500_vbl_irq_set_state(dev, R500_D1MODE_INT_MASK, 1);
-			break;
-		case 1:
-			r500_vbl_irq_set_state(dev, R500_D2MODE_INT_MASK, 1);
-			break;
-		default:
-			DRM_ERROR("tried to enable vblank on non-existent crtc %u\n",
-				  pipe);
-			return -EINVAL;
-		}
-	} else {
-		switch (pipe) {
-		case 0:
-			radeon_irq_set_state(dev, RADEON_CRTC_VBLANK_MASK, 1);
-			break;
-		case 1:
-			radeon_irq_set_state(dev, RADEON_CRTC2_VBLANK_MASK, 1);
-			break;
-		default:
-			DRM_ERROR("tried to enable vblank on non-existent crtc %u\n",
-				  pipe);
-			return -EINVAL;
-		}
-	}
-
-	return 0;
-}
-
-void radeon_disable_vblank(struct drm_device *dev, unsigned int pipe)
-{
-	drm_radeon_private_t *dev_priv = dev->dev_private;
-
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600) {
-		switch (pipe) {
-		case 0:
-			r500_vbl_irq_set_state(dev, R500_D1MODE_INT_MASK, 0);
-			break;
-		case 1:
-			r500_vbl_irq_set_state(dev, R500_D2MODE_INT_MASK, 0);
-			break;
-		default:
-			DRM_ERROR("tried to enable vblank on non-existent crtc %u\n",
-				  pipe);
-			break;
-		}
-	} else {
-		switch (pipe) {
-		case 0:
-			radeon_irq_set_state(dev, RADEON_CRTC_VBLANK_MASK, 0);
-			break;
-		case 1:
-			radeon_irq_set_state(dev, RADEON_CRTC2_VBLANK_MASK, 0);
-			break;
-		default:
-			DRM_ERROR("tried to enable vblank on non-existent crtc %u\n",
-				  pipe);
-			break;
-		}
-	}
-}
-
-static u32 radeon_acknowledge_irqs(drm_radeon_private_t *dev_priv, u32 *r500_disp_int)
-{
-	u32 irqs = RADEON_READ(RADEON_GEN_INT_STATUS);
-	u32 irq_mask = RADEON_SW_INT_TEST;
-
-	*r500_disp_int = 0;
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600) {
-		/* vbl interrupts in a different place */
-
-		if (irqs & R500_DISPLAY_INT_STATUS) {
-			/* if a display interrupt */
-			u32 disp_irq;
-
-			disp_irq = RADEON_READ(R500_DISP_INTERRUPT_STATUS);
-
-			*r500_disp_int = disp_irq;
-			if (disp_irq & R500_D1_VBLANK_INTERRUPT)
-				RADEON_WRITE(R500_D1MODE_VBLANK_STATUS, R500_VBLANK_ACK);
-			if (disp_irq & R500_D2_VBLANK_INTERRUPT)
-				RADEON_WRITE(R500_D2MODE_VBLANK_STATUS, R500_VBLANK_ACK);
-		}
-		irq_mask |= R500_DISPLAY_INT_STATUS;
-	} else
-		irq_mask |= RADEON_CRTC_VBLANK_STAT | RADEON_CRTC2_VBLANK_STAT;
-
-	irqs &=	irq_mask;
-
-	if (irqs)
-		RADEON_WRITE(RADEON_GEN_INT_STATUS, irqs);
-
-	return irqs;
-}
-
-/* Interrupts - Used for device synchronization and flushing in the
- * following circumstances:
- *
- * - Exclusive FB access with hw idle:
- *    - Wait for GUI Idle (?) interrupt, then do normal flush.
- *
- * - Frame throttling, NV_fence:
- *    - Drop marker irq's into command stream ahead of time.
- *    - Wait on irq's with lock *not held*
- *    - Check each for termination condition
- *
- * - Internally in cp_getbuffer, etc:
- *    - as above, but wait with lock held???
- *
- * NOTE: These functions are misleadingly named -- the irq's aren't
- * tied to dma at all, this is just a hangover from dri prehistory.
- */
-
-irqreturn_t radeon_driver_irq_handler(int irq, void *arg)
-{
-	struct drm_device *dev = (struct drm_device *) arg;
-	drm_radeon_private_t *dev_priv =
-	    (drm_radeon_private_t *) dev->dev_private;
-	u32 stat;
-	u32 r500_disp_int;
-
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
-		return IRQ_NONE;
-
-	/* Only consider the bits we're interested in - others could be used
-	 * outside the DRM
-	 */
-	stat = radeon_acknowledge_irqs(dev_priv, &r500_disp_int);
-	if (!stat)
-		return IRQ_NONE;
-
-	stat &= dev_priv->irq_enable_reg;
-
-	/* SW interrupt */
-	if (stat & RADEON_SW_INT_TEST)
-		wake_up(&dev_priv->swi_queue);
-
-	/* VBLANK interrupt */
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600) {
-		if (r500_disp_int & R500_D1_VBLANK_INTERRUPT)
-			drm_handle_vblank(dev, 0);
-		if (r500_disp_int & R500_D2_VBLANK_INTERRUPT)
-			drm_handle_vblank(dev, 1);
-	} else {
-		if (stat & RADEON_CRTC_VBLANK_STAT)
-			drm_handle_vblank(dev, 0);
-		if (stat & RADEON_CRTC2_VBLANK_STAT)
-			drm_handle_vblank(dev, 1);
-	}
-	return IRQ_HANDLED;
-}
-
-static int radeon_emit_irq(struct drm_device * dev)
-{
-	drm_radeon_private_t *dev_priv = dev->dev_private;
-	unsigned int ret;
-	RING_LOCALS;
-
-	atomic_inc(&dev_priv->swi_emitted);
-	ret = atomic_read(&dev_priv->swi_emitted);
-
-	BEGIN_RING(4);
-	OUT_RING_REG(RADEON_LAST_SWI_REG, ret);
-	OUT_RING_REG(RADEON_GEN_INT_STATUS, RADEON_SW_INT_FIRE);
-	ADVANCE_RING();
-	COMMIT_RING();
-
-	return ret;
-}
-
-static int radeon_wait_irq(struct drm_device * dev, int swi_nr)
-{
-	drm_radeon_private_t *dev_priv =
-	    (drm_radeon_private_t *) dev->dev_private;
-	int ret = 0;
-
-	if (RADEON_READ(RADEON_LAST_SWI_REG) >= swi_nr)
-		return 0;
-
-	dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
-
-	DRM_WAIT_ON(ret, dev_priv->swi_queue, 3 * HZ,
-		    RADEON_READ(RADEON_LAST_SWI_REG) >= swi_nr);
-
-	return ret;
-}
-
-u32 radeon_get_vblank_counter(struct drm_device *dev, unsigned int pipe)
-{
-	drm_radeon_private_t *dev_priv = dev->dev_private;
-
-	if (!dev_priv) {
-		DRM_ERROR("called with no initialization\n");
-		return -EINVAL;
-	}
-
-	if (pipe > 1) {
-		DRM_ERROR("Invalid crtc %u\n", pipe);
-		return -EINVAL;
-	}
-
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600) {
-		if (pipe == 0)
-			return RADEON_READ(R500_D1CRTC_FRAME_COUNT);
-		else
-			return RADEON_READ(R500_D2CRTC_FRAME_COUNT);
-	} else {
-		if (pipe == 0)
-			return RADEON_READ(RADEON_CRTC_CRNT_FRAME);
-		else
-			return RADEON_READ(RADEON_CRTC2_CRNT_FRAME);
-	}
-}
-
-/* Needs the lock as it touches the ring.
- */
-int radeon_irq_emit(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
-	drm_radeon_private_t *dev_priv = dev->dev_private;
-	drm_radeon_irq_emit_t *emit = data;
-	int result;
-
-	if (!dev_priv) {
-		DRM_ERROR("called with no initialization\n");
-		return -EINVAL;
-	}
-
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
-		return -EINVAL;
-
-	LOCK_TEST_WITH_RETURN(dev, file_priv);
-
-	result = radeon_emit_irq(dev);
-
-	if (copy_to_user(emit->irq_seq, &result, sizeof(int))) {
-		DRM_ERROR("copy_to_user\n");
-		return -EFAULT;
-	}
-
-	return 0;
-}
-
-/* Doesn't need the hardware lock.
- */
-int radeon_irq_wait(struct drm_device *dev, void *data, struct drm_file *file_priv)
-{
-	drm_radeon_private_t *dev_priv = dev->dev_private;
-	drm_radeon_irq_wait_t *irqwait = data;
-
-	if (!dev_priv) {
-		DRM_ERROR("called with no initialization\n");
-		return -EINVAL;
-	}
-
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
-		return -EINVAL;
-
-	return radeon_wait_irq(dev, irqwait->irq_seq);
-}
-
-/* drm_dma.h hooks
-*/
-void radeon_driver_irq_preinstall(struct drm_device * dev)
-{
-	drm_radeon_private_t *dev_priv =
-	    (drm_radeon_private_t *) dev->dev_private;
-	u32 dummy;
-
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
-		return;
-
-	/* Disable *all* interrupts */
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
-		RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
-	RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
-
-	/* Clear bits if they're already high */
-	radeon_acknowledge_irqs(dev_priv, &dummy);
-}
-
-int radeon_driver_irq_postinstall(struct drm_device *dev)
-{
-	drm_radeon_private_t *dev_priv =
-	    (drm_radeon_private_t *) dev->dev_private;
-
-	atomic_set(&dev_priv->swi_emitted, 0);
-	init_waitqueue_head(&dev_priv->swi_queue);
-
-	dev->max_vblank_count = 0x001fffff;
-
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
-		return 0;
-
-	radeon_irq_set_state(dev, RADEON_SW_INT_ENABLE, 1);
-
-	return 0;
-}
-
-void radeon_driver_irq_uninstall(struct drm_device * dev)
-{
-	drm_radeon_private_t *dev_priv =
-	    (drm_radeon_private_t *) dev->dev_private;
-	if (!dev_priv)
-		return;
-
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
-		return;
-
-	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
-		RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
-	/* Disable *all* interrupts */
-	RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
-}
-
-
-int radeon_vblank_crtc_get(struct drm_device *dev)
-{
-	drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private;
-
-	return dev_priv->vblank_crtc;
-}
-
-int radeon_vblank_crtc_set(struct drm_device *dev, int64_t value)
-{
-	drm_radeon_private_t *dev_priv = (drm_radeon_private_t *) dev->dev_private;
-	if (value & ~(DRM_RADEON_VBLANK_CRTC1 | DRM_RADEON_VBLANK_CRTC2)) {
-		DRM_ERROR("called with invalid crtc 0x%x\n", (unsigned int)value);
-		return -EINVAL;
-	}
-	dev_priv->vblank_crtc = (unsigned int)value;
-	return 0;
-}