path: root/drivers/gpu/drm/radeon/rv515.c

/*
 * 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/seq_file.h>
#include "drmP.h"
#include "rv515d.h"
#include "radeon.h"
#include "atom.h"
#include "rv515_reg_safe.h"

/* This files gather functions specifics to: rv515 */
int rv515_debugfs_pipes_info_init(struct radeon_device *rdev);
int rv515_debugfs_ga_info_init(struct radeon_device *rdev);
void rv515_gpu_init(struct radeon_device *rdev);
int rv515_mc_wait_for_idle(struct radeon_device *rdev);

void rv515_debugfs(struct radeon_device *rdev)
{
	if (r100_debugfs_rbbm_init(rdev)) {
		DRM_ERROR("Failed to register debugfs file for RBBM !\n");
	}
	if (rv515_debugfs_pipes_info_init(rdev)) {
		DRM_ERROR("Failed to register debugfs file for pipes !\n");
	}
	if (rv515_debugfs_ga_info_init(rdev)) {
		DRM_ERROR("Failed to register debugfs file for pipes !\n");
	}
}

void rv515_ring_start(struct radeon_device *rdev)
{
	int r;

	r = radeon_ring_lock(rdev, 64);
	if (r) {
		return;
	}
	radeon_ring_write(rdev, PACKET0(ISYNC_CNTL, 0));
	radeon_ring_write(rdev,
			  ISYNC_ANY2D_IDLE3D |
			  ISYNC_ANY3D_IDLE2D |
			  ISYNC_WAIT_IDLEGUI |
			  ISYNC_CPSCRATCH_IDLEGUI);
	radeon_ring_write(rdev, PACKET0(WAIT_UNTIL, 0));
	radeon_ring_write(rdev, WAIT_2D_IDLECLEAN | WAIT_3D_IDLECLEAN);
	radeon_ring_write(rdev, PACKET0(0x170C, 0));
	radeon_ring_write(rdev, 1 << 31);
	radeon_ring_write(rdev, PACKET0(GB_SELECT, 0));
	radeon_ring_write(rdev, 0);
	radeon_ring_write(rdev, PACKET0(GB_ENABLE, 0));
	radeon_ring_write(rdev, 0);
	radeon_ring_write(rdev, PACKET0(0x42C8, 0));
	radeon_ring_write(rdev, (1 << rdev->num_gb_pipes) - 1);
	radeon_ring_write(rdev, PACKET0(VAP_INDEX_OFFSET, 0));
	radeon_ring_write(rdev, 0);
	radeon_ring_write(rdev, PACKET0(RB3D_DSTCACHE_CTLSTAT, 0));
	radeon_ring_write(rdev, RB3D_DC_FLUSH | RB3D_DC_FREE);
	radeon_ring_write(rdev, PACKET0(ZB_ZCACHE_CTLSTAT, 0));
	radeon_ring_write(rdev, ZC_FLUSH | ZC_FREE);
	radeon_ring_write(rdev, PACKET0(WAIT_UNTIL, 0));
	radeon_ring_write(rdev, WAIT_2D_IDLECLEAN | WAIT_3D_IDLECLEAN);
	radeon_ring_write(rdev, PACKET0(GB_AA_CONFIG, 0));
	radeon_ring_write(rdev, 0);
	radeon_ring_write(rdev, PACKET0(RB3D_DSTCACHE_CTLSTAT, 0));
	radeon_ring_write(rdev, RB3D_DC_FLUSH | RB3D_DC_FREE);
	radeon_ring_write(rdev, PACKET0(ZB_ZCACHE_CTLSTAT, 0));
	radeon_ring_write(rdev, ZC_FLUSH | ZC_FREE);
	radeon_ring_write(rdev, PACKET0(GB_MSPOS0, 0));
	radeon_ring_write(