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v6.13.7
  1/*
  2 * Copyright 2008 Advanced Micro Devices, Inc.
  3 * Copyright 2008 Red Hat Inc.
  4 * Copyright 2009 Jerome Glisse.
  5 *
  6 * Permission is hereby granted, free of charge, to any person obtaining a
  7 * copy of this software and associated documentation files (the "Software"),
  8 * to deal in the Software without restriction, including without limitation
  9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 10 * and/or sell copies of the Software, and to permit persons to whom the
 11 * Software is furnished to do so, subject to the following conditions:
 12 *
 13 * The above copyright notice and this permission notice shall be included in
 14 * all copies or substantial portions of the Software.
 15 *
 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 22 * OTHER DEALINGS IN THE SOFTWARE.
 23 *
 24 * Authors: Dave Airlie
 25 *          Alex Deucher
 26 *          Jerome Glisse
 27 */
 28
 29#include "radeon.h"
 30#include "radeon_asic.h"
 31#include "atom.h"
 32#include "r520d.h"
 33
 34/* This files gather functions specifics to: r520,rv530,rv560,rv570,r580 */
 35
 36int r520_mc_wait_for_idle(struct radeon_device *rdev)
 37{
 38	unsigned i;
 39	uint32_t tmp;
 40
 41	for (i = 0; i < rdev->usec_timeout; i++) {
 42		/* read MC_STATUS */
 43		tmp = RREG32_MC(R520_MC_STATUS);
 44		if (tmp & R520_MC_STATUS_IDLE) {
 45			return 0;
 46		}
 47		udelay(1);
 48	}
 49	return -1;
 50}
 51
 52static void r520_gpu_init(struct radeon_device *rdev)
 53{
 54	unsigned pipe_select_current, gb_pipe_select, tmp;
 55
 56	rv515_vga_render_disable(rdev);
 57	/*
 58	 * DST_PIPE_CONFIG		0x170C
 59	 * GB_TILE_CONFIG		0x4018
 60	 * GB_FIFO_SIZE			0x4024
 61	 * GB_PIPE_SELECT		0x402C
 62	 * GB_PIPE_SELECT2              0x4124
 63	 *	Z_PIPE_SHIFT			0
 64	 *	Z_PIPE_MASK			0x000000003
 65	 * GB_FIFO_SIZE2                0x4128
 66	 *	SC_SFIFO_SIZE_SHIFT		0
 67	 *	SC_SFIFO_SIZE_MASK		0x000000003
 68	 *	SC_MFIFO_SIZE_SHIFT		2
 69	 *	SC_MFIFO_SIZE_MASK		0x00000000C
 70	 *	FG_SFIFO_SIZE_SHIFT		4
 71	 *	FG_SFIFO_SIZE_MASK		0x000000030
 72	 *	ZB_MFIFO_SIZE_SHIFT		6
 73	 *	ZB_MFIFO_SIZE_MASK		0x0000000C0
 74	 * GA_ENHANCE			0x4274
 75	 * SU_REG_DEST			0x42C8
 76	 */
 77	/* workaround for RV530 */
 78	if (rdev->family == CHIP_RV530) {
 79		WREG32(0x4128, 0xFF);
 80	}
 81	r420_pipes_init(rdev);
 82	gb_pipe_select = RREG32(R400_GB_PIPE_SELECT);
 83	tmp = RREG32(R300_DST_PIPE_CONFIG);
 84	pipe_select_current = (tmp >> 2) & 3;
 85	tmp = (1 << pipe_select_current) |
 86	      (((gb_pipe_select >> 8) & 0xF) << 4);
 87	WREG32_PLL(0x000D, tmp);
 88	if (r520_mc_wait_for_idle(rdev)) {
 89		pr_warn("Failed to wait MC idle while programming pipes. Bad things might happen.\n");
 90	}
 91}
 92
 93static void r520_vram_get_type(struct radeon_device *rdev)
 94{
 95	uint32_t tmp;
 96
 97	rdev->mc.vram_width = 128;
 98	rdev->mc.vram_is_ddr = true;
 99	tmp = RREG32_MC(R520_MC_CNTL0);
100	switch ((tmp & R520_MEM_NUM_CHANNELS_MASK) >> R520_MEM_NUM_CHANNELS_SHIFT) {
101	case 0:
102		rdev->mc.vram_width = 32;
103		break;
104	case 1:
105		rdev->mc.vram_width = 64;
106		break;
107	case 2:
108		rdev->mc.vram_width = 128;
109		break;
110	case 3:
111		rdev->mc.vram_width = 256;
112		break;
113	default:
114		rdev->mc.vram_width = 128;
115		break;
116	}
117	if (tmp & R520_MC_CHANNEL_SIZE)
118		rdev->mc.vram_width *= 2;
119}
120
121static void r520_mc_init(struct radeon_device *rdev)
122{
123
124	r520_vram_get_type(rdev);
125	r100_vram_init_sizes(rdev);
126	radeon_vram_location(rdev, &rdev->mc, 0);
127	rdev->mc.gtt_base_align = 0;
128	if (!(rdev->flags & RADEON_IS_AGP))
129		radeon_gtt_location(rdev, &rdev->mc);
130	radeon_update_bandwidth_info(rdev);
131}
132
133static void r520_mc_program(struct radeon_device *rdev)
134{
135	struct rv515_mc_save save;
136
137	/* Stops all mc clients */
138	rv515_mc_stop(rdev, &save);
139
140	/* Wait for mc idle */
141	if (r520_mc_wait_for_idle(rdev))
142		dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n");
143	/* Write VRAM size in case we are limiting it */
144	WREG32(R_0000F8_CONFIG_MEMSIZE, rdev->mc.real_vram_size);
145	/* Program MC, should be a 32bits limited address space */
146	WREG32_MC(R_000004_MC_FB_LOCATION,
147			S_000004_MC_FB_START(rdev->mc.vram_start >> 16) |
148			S_000004_MC_FB_TOP(rdev->mc.vram_end >> 16));
149	WREG32(R_000134_HDP_FB_LOCATION,
150		S_000134_HDP_FB_START(rdev->mc.vram_start >> 16));
151	if (rdev->flags & RADEON_IS_AGP) {
152		WREG32_MC(R_000005_MC_AGP_LOCATION,
153			S_000005_MC_AGP_START(rdev->mc.gtt_start >> 16) |
154			S_000005_MC_AGP_TOP(rdev->mc.gtt_end >> 16));
155		WREG32_MC(R_000006_AGP_BASE, lower_32_bits(rdev->mc.agp_base));
156		WREG32_MC(R_000007_AGP_BASE_2,
157			S_000007_AGP_BASE_ADDR_2(upper_32_bits(rdev->mc.agp_base)));
158	} else {
159		WREG32_MC(R_000005_MC_AGP_LOCATION, 0xFFFFFFFF);
160		WREG32_MC(R_000006_AGP_BASE, 0);
161		WREG32_MC(R_000007_AGP_BASE_2, 0);
162	}
163
164	rv515_mc_resume(rdev, &save);
165}
166
167static int r520_startup(struct radeon_device *rdev)
168{
169	int r;
170
171	r520_mc_program(rdev);
172	/* Resume clock */
173	rv515_clock_startup(rdev);
174	/* Initialize GPU configuration (# pipes, ...) */
175	r520_gpu_init(rdev);
176	/* Initialize GART (initialize after TTM so we can allocate
177	 * memory through TTM but finalize after TTM) */
178	if (rdev->flags & RADEON_IS_PCIE) {
179		r = rv370_pcie_gart_enable(rdev);
180		if (r)
181			return r;
182	}
183
184	/* allocate wb buffer */
185	r = radeon_wb_init(rdev);
186	if (r)
187		return r;
188
189	r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
190	if (r) {
191		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
192		return r;
193	}
194
195	/* Enable IRQ */
196	if (!rdev->irq.installed) {
197		r = radeon_irq_kms_init(rdev);
198		if (r)
199			return r;
200	}
201
202	rs600_irq_set(rdev);
203	rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
204	/* 1M ring buffer */
205	r = r100_cp_init(rdev, 1024 * 1024);
206	if (r) {
207		dev_err(rdev->dev, "failed initializing CP (%d).\n", r);
208		return r;
209	}
210
211	r = radeon_ib_pool_init(rdev);
212	if (r) {
213		dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
214		return r;
215	}
216
217	return 0;
218}
219
220int r520_resume(struct radeon_device *rdev)
221{
222	int r;
223
224	/* Make sur GART are not working */
225	if (rdev->flags & RADEON_IS_PCIE)
226		rv370_pcie_gart_disable(rdev);
227	/* Resume clock before doing reset */
228	rv515_clock_startup(rdev);
229	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
230	if (radeon_asic_reset(rdev)) {
231		dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
232			RREG32(R_000E40_RBBM_STATUS),
233			RREG32(R_0007C0_CP_STAT));
234	}
235	/* post */
236	atom_asic_init(rdev->mode_info.atom_context);
237	/* Resume clock after posting */
238	rv515_clock_startup(rdev);
239	/* Initialize surface registers */
240	radeon_surface_init(rdev);
241
242	rdev->accel_working = true;
243	r = r520_startup(rdev);
244	if (r) {
245		rdev->accel_working = false;
246	}
247	return r;
248}
249
250int r520_init(struct radeon_device *rdev)
251{
252	int r;
253
254	/* Initialize scratch registers */
255	radeon_scratch_init(rdev);
256	/* Initialize surface registers */
257	radeon_surface_init(rdev);
258	/* restore some register to sane defaults */
259	r100_restore_sanity(rdev);
260	/* TODO: disable VGA need to use VGA request */
261	/* BIOS*/
262	if (!radeon_get_bios(rdev)) {
263		if (ASIC_IS_AVIVO(rdev))
264			return -EINVAL;
265	}
266	if (rdev->is_atom_bios) {
267		r = radeon_atombios_init(rdev);
268		if (r)
269			return r;
270	} else {
271		dev_err(rdev->dev, "Expecting atombios for RV515 GPU\n");
272		return -EINVAL;
273	}
274	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
275	if (radeon_asic_reset(rdev)) {
276		dev_warn(rdev->dev,
277			"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
278			RREG32(R_000E40_RBBM_STATUS),
279			RREG32(R_0007C0_CP_STAT));
280	}
281	/* check if cards are posted or not */
282	if (radeon_boot_test_post_card(rdev) == false)
283		return -EINVAL;
284
285	if (!radeon_card_posted(rdev) && rdev->bios) {
286		DRM_INFO("GPU not posted. posting now...\n");
287		atom_asic_init(rdev->mode_info.atom_context);
288	}
289	/* Initialize clocks */
290	radeon_get_clock_info(rdev_to_drm(rdev));
291	/* initialize AGP */
292	if (rdev->flags & RADEON_IS_AGP) {
293		r = radeon_agp_init(rdev);
294		if (r) {
295			radeon_agp_disable(rdev);
296		}
297	}
298	/* initialize memory controller */
299	r520_mc_init(rdev);
300	rv515_debugfs(rdev);
301	/* Fence driver */
302	radeon_fence_driver_init(rdev);
 
 
303	/* Memory manager */
304	r = radeon_bo_init(rdev);
305	if (r)
306		return r;
307	r = rv370_pcie_gart_init(rdev);
308	if (r)
309		return r;
310	rv515_set_safe_registers(rdev);
311
312	/* Initialize power management */
313	radeon_pm_init(rdev);
314
315	rdev->accel_working = true;
316	r = r520_startup(rdev);
317	if (r) {
318		/* Somethings want wront with the accel init stop accel */
319		dev_err(rdev->dev, "Disabling GPU acceleration\n");
320		r100_cp_fini(rdev);
321		radeon_wb_fini(rdev);
322		radeon_ib_pool_fini(rdev);
323		radeon_irq_kms_fini(rdev);
324		rv370_pcie_gart_fini(rdev);
325		radeon_agp_fini(rdev);
326		rdev->accel_working = false;
327	}
328	return 0;
329}
v5.4
  1/*
  2 * Copyright 2008 Advanced Micro Devices, Inc.
  3 * Copyright 2008 Red Hat Inc.
  4 * Copyright 2009 Jerome Glisse.
  5 *
  6 * Permission is hereby granted, free of charge, to any person obtaining a
  7 * copy of this software and associated documentation files (the "Software"),
  8 * to deal in the Software without restriction, including without limitation
  9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 10 * and/or sell copies of the Software, and to permit persons to whom the
 11 * Software is furnished to do so, subject to the following conditions:
 12 *
 13 * The above copyright notice and this permission notice shall be included in
 14 * all copies or substantial portions of the Software.
 15 *
 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 22 * OTHER DEALINGS IN THE SOFTWARE.
 23 *
 24 * Authors: Dave Airlie
 25 *          Alex Deucher
 26 *          Jerome Glisse
 27 */
 28
 29#include "radeon.h"
 30#include "radeon_asic.h"
 31#include "atom.h"
 32#include "r520d.h"
 33
 34/* This files gather functions specifics to: r520,rv530,rv560,rv570,r580 */
 35
 36int r520_mc_wait_for_idle(struct radeon_device *rdev)
 37{
 38	unsigned i;
 39	uint32_t tmp;
 40
 41	for (i = 0; i < rdev->usec_timeout; i++) {
 42		/* read MC_STATUS */
 43		tmp = RREG32_MC(R520_MC_STATUS);
 44		if (tmp & R520_MC_STATUS_IDLE) {
 45			return 0;
 46		}
 47		udelay(1);
 48	}
 49	return -1;
 50}
 51
 52static void r520_gpu_init(struct radeon_device *rdev)
 53{
 54	unsigned pipe_select_current, gb_pipe_select, tmp;
 55
 56	rv515_vga_render_disable(rdev);
 57	/*
 58	 * DST_PIPE_CONFIG		0x170C
 59	 * GB_TILE_CONFIG		0x4018
 60	 * GB_FIFO_SIZE			0x4024
 61	 * GB_PIPE_SELECT		0x402C
 62	 * GB_PIPE_SELECT2              0x4124
 63	 *	Z_PIPE_SHIFT			0
 64	 *	Z_PIPE_MASK			0x000000003
 65	 * GB_FIFO_SIZE2                0x4128
 66	 *	SC_SFIFO_SIZE_SHIFT		0
 67	 *	SC_SFIFO_SIZE_MASK		0x000000003
 68	 *	SC_MFIFO_SIZE_SHIFT		2
 69	 *	SC_MFIFO_SIZE_MASK		0x00000000C
 70	 *	FG_SFIFO_SIZE_SHIFT		4
 71	 *	FG_SFIFO_SIZE_MASK		0x000000030
 72	 *	ZB_MFIFO_SIZE_SHIFT		6
 73	 *	ZB_MFIFO_SIZE_MASK		0x0000000C0
 74	 * GA_ENHANCE			0x4274
 75	 * SU_REG_DEST			0x42C8
 76	 */
 77	/* workaround for RV530 */
 78	if (rdev->family == CHIP_RV530) {
 79		WREG32(0x4128, 0xFF);
 80	}
 81	r420_pipes_init(rdev);
 82	gb_pipe_select = RREG32(R400_GB_PIPE_SELECT);
 83	tmp = RREG32(R300_DST_PIPE_CONFIG);
 84	pipe_select_current = (tmp >> 2) & 3;
 85	tmp = (1 << pipe_select_current) |
 86	      (((gb_pipe_select >> 8) & 0xF) << 4);
 87	WREG32_PLL(0x000D, tmp);
 88	if (r520_mc_wait_for_idle(rdev)) {
 89		pr_warn("Failed to wait MC idle while programming pipes. Bad things might happen.\n");
 90	}
 91}
 92
 93static void r520_vram_get_type(struct radeon_device *rdev)
 94{
 95	uint32_t tmp;
 96
 97	rdev->mc.vram_width = 128;
 98	rdev->mc.vram_is_ddr = true;
 99	tmp = RREG32_MC(R520_MC_CNTL0);
100	switch ((tmp & R520_MEM_NUM_CHANNELS_MASK) >> R520_MEM_NUM_CHANNELS_SHIFT) {
101	case 0:
102		rdev->mc.vram_width = 32;
103		break;
104	case 1:
105		rdev->mc.vram_width = 64;
106		break;
107	case 2:
108		rdev->mc.vram_width = 128;
109		break;
110	case 3:
111		rdev->mc.vram_width = 256;
112		break;
113	default:
114		rdev->mc.vram_width = 128;
115		break;
116	}
117	if (tmp & R520_MC_CHANNEL_SIZE)
118		rdev->mc.vram_width *= 2;
119}
120
121static void r520_mc_init(struct radeon_device *rdev)
122{
123
124	r520_vram_get_type(rdev);
125	r100_vram_init_sizes(rdev);
126	radeon_vram_location(rdev, &rdev->mc, 0);
127	rdev->mc.gtt_base_align = 0;
128	if (!(rdev->flags & RADEON_IS_AGP))
129		radeon_gtt_location(rdev, &rdev->mc);
130	radeon_update_bandwidth_info(rdev);
131}
132
133static void r520_mc_program(struct radeon_device *rdev)
134{
135	struct rv515_mc_save save;
136
137	/* Stops all mc clients */
138	rv515_mc_stop(rdev, &save);
139
140	/* Wait for mc idle */
141	if (r520_mc_wait_for_idle(rdev))
142		dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n");
143	/* Write VRAM size in case we are limiting it */
144	WREG32(R_0000F8_CONFIG_MEMSIZE, rdev->mc.real_vram_size);
145	/* Program MC, should be a 32bits limited address space */
146	WREG32_MC(R_000004_MC_FB_LOCATION,
147			S_000004_MC_FB_START(rdev->mc.vram_start >> 16) |
148			S_000004_MC_FB_TOP(rdev->mc.vram_end >> 16));
149	WREG32(R_000134_HDP_FB_LOCATION,
150		S_000134_HDP_FB_START(rdev->mc.vram_start >> 16));
151	if (rdev->flags & RADEON_IS_AGP) {
152		WREG32_MC(R_000005_MC_AGP_LOCATION,
153			S_000005_MC_AGP_START(rdev->mc.gtt_start >> 16) |
154			S_000005_MC_AGP_TOP(rdev->mc.gtt_end >> 16));
155		WREG32_MC(R_000006_AGP_BASE, lower_32_bits(rdev->mc.agp_base));
156		WREG32_MC(R_000007_AGP_BASE_2,
157			S_000007_AGP_BASE_ADDR_2(upper_32_bits(rdev->mc.agp_base)));
158	} else {
159		WREG32_MC(R_000005_MC_AGP_LOCATION, 0xFFFFFFFF);
160		WREG32_MC(R_000006_AGP_BASE, 0);
161		WREG32_MC(R_000007_AGP_BASE_2, 0);
162	}
163
164	rv515_mc_resume(rdev, &save);
165}
166
167static int r520_startup(struct radeon_device *rdev)
168{
169	int r;
170
171	r520_mc_program(rdev);
172	/* Resume clock */
173	rv515_clock_startup(rdev);
174	/* Initialize GPU configuration (# pipes, ...) */
175	r520_gpu_init(rdev);
176	/* Initialize GART (initialize after TTM so we can allocate
177	 * memory through TTM but finalize after TTM) */
178	if (rdev->flags & RADEON_IS_PCIE) {
179		r = rv370_pcie_gart_enable(rdev);
180		if (r)
181			return r;
182	}
183
184	/* allocate wb buffer */
185	r = radeon_wb_init(rdev);
186	if (r)
187		return r;
188
189	r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
190	if (r) {
191		dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
192		return r;
193	}
194
195	/* Enable IRQ */
196	if (!rdev->irq.installed) {
197		r = radeon_irq_kms_init(rdev);
198		if (r)
199			return r;
200	}
201
202	rs600_irq_set(rdev);
203	rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
204	/* 1M ring buffer */
205	r = r100_cp_init(rdev, 1024 * 1024);
206	if (r) {
207		dev_err(rdev->dev, "failed initializing CP (%d).\n", r);
208		return r;
209	}
210
211	r = radeon_ib_pool_init(rdev);
212	if (r) {
213		dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
214		return r;
215	}
216
217	return 0;
218}
219
220int r520_resume(struct radeon_device *rdev)
221{
222	int r;
223
224	/* Make sur GART are not working */
225	if (rdev->flags & RADEON_IS_PCIE)
226		rv370_pcie_gart_disable(rdev);
227	/* Resume clock before doing reset */
228	rv515_clock_startup(rdev);
229	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
230	if (radeon_asic_reset(rdev)) {
231		dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
232			RREG32(R_000E40_RBBM_STATUS),
233			RREG32(R_0007C0_CP_STAT));
234	}
235	/* post */
236	atom_asic_init(rdev->mode_info.atom_context);
237	/* Resume clock after posting */
238	rv515_clock_startup(rdev);
239	/* Initialize surface registers */
240	radeon_surface_init(rdev);
241
242	rdev->accel_working = true;
243	r = r520_startup(rdev);
244	if (r) {
245		rdev->accel_working = false;
246	}
247	return r;
248}
249
250int r520_init(struct radeon_device *rdev)
251{
252	int r;
253
254	/* Initialize scratch registers */
255	radeon_scratch_init(rdev);
256	/* Initialize surface registers */
257	radeon_surface_init(rdev);
258	/* restore some register to sane defaults */
259	r100_restore_sanity(rdev);
260	/* TODO: disable VGA need to use VGA request */
261	/* BIOS*/
262	if (!radeon_get_bios(rdev)) {
263		if (ASIC_IS_AVIVO(rdev))
264			return -EINVAL;
265	}
266	if (rdev->is_atom_bios) {
267		r = radeon_atombios_init(rdev);
268		if (r)
269			return r;
270	} else {
271		dev_err(rdev->dev, "Expecting atombios for RV515 GPU\n");
272		return -EINVAL;
273	}
274	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
275	if (radeon_asic_reset(rdev)) {
276		dev_warn(rdev->dev,
277			"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
278			RREG32(R_000E40_RBBM_STATUS),
279			RREG32(R_0007C0_CP_STAT));
280	}
281	/* check if cards are posted or not */
282	if (radeon_boot_test_post_card(rdev) == false)
283		return -EINVAL;
284
285	if (!radeon_card_posted(rdev) && rdev->bios) {
286		DRM_INFO("GPU not posted. posting now...\n");
287		atom_asic_init(rdev->mode_info.atom_context);
288	}
289	/* Initialize clocks */
290	radeon_get_clock_info(rdev->ddev);
291	/* initialize AGP */
292	if (rdev->flags & RADEON_IS_AGP) {
293		r = radeon_agp_init(rdev);
294		if (r) {
295			radeon_agp_disable(rdev);
296		}
297	}
298	/* initialize memory controller */
299	r520_mc_init(rdev);
300	rv515_debugfs(rdev);
301	/* Fence driver */
302	r = radeon_fence_driver_init(rdev);
303	if (r)
304		return r;
305	/* Memory manager */
306	r = radeon_bo_init(rdev);
307	if (r)
308		return r;
309	r = rv370_pcie_gart_init(rdev);
310	if (r)
311		return r;
312	rv515_set_safe_registers(rdev);
313
314	/* Initialize power management */
315	radeon_pm_init(rdev);
316
317	rdev->accel_working = true;
318	r = r520_startup(rdev);
319	if (r) {
320		/* Somethings want wront with the accel init stop accel */
321		dev_err(rdev->dev, "Disabling GPU acceleration\n");
322		r100_cp_fini(rdev);
323		radeon_wb_fini(rdev);
324		radeon_ib_pool_fini(rdev);
325		radeon_irq_kms_fini(rdev);
326		rv370_pcie_gart_fini(rdev);
327		radeon_agp_fini(rdev);
328		rdev->accel_working = false;
329	}
330	return 0;
331}