WebSVN – Kolibri OS – Diff – /drivers/video/drm/radeon/r420.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 
#include 
#include "drmP.h"
#include "radeon_reg.h"
#include "radeon.h"
#include "radeon_asic.h"
#include "atom.h"
#include "r100d.h"
#include "r420d.h"
#include "r420_reg_safe.h"
 
static void r420_set_reg_safe(struct radeon_device *rdev)
{
	rdev->config.r300.reg_safe_bm = r420_reg_safe_bm;
	rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r420_reg_safe_bm);
}
 
void r420_pipes_init(struct radeon_device *rdev)
{
	unsigned tmp;
	unsigned gb_pipe_select;
	unsigned num_pipes;
 
	/* GA_ENHANCE workaround TCL deadlock issue */
	WREG32(R300_GA_ENHANCE, R300_GA_DEADLOCK_CNTL | R300_GA_FASTSYNC_CNTL |
	       (1 << 2) | (1 << 3));
	/* add idle wait as per freedesktop.org bug 24041 */
	if (r100_gui_wait_for_idle(rdev)) {
		printk(KERN_WARNING "Failed to wait GUI idle while "
		       "programming pipes. Bad things might happen.\n");
	}
	/* get max number of pipes */
	gb_pipe_select = RREG32(R400_GB_PIPE_SELECT);
	num_pipes = ((gb_pipe_select >> 12) & 3) + 1;
 
	/* SE chips have 1 pipe */
	if ((rdev->pdev->device == 0x5e4c) ||
	    (rdev->pdev->device == 0x5e4f))
		num_pipes = 1;
 
	rdev->num_gb_pipes = num_pipes;
	tmp = 0;
	switch (num_pipes) {
	default:
		/* force to 1 pipe */
		num_pipes = 1;
	case 1:
		tmp = (0 << 1);
		break;
	case 2:
		tmp = (3 << 1);
		break;
	case 3:
		tmp = (6 << 1);
		break;
	case 4:
		tmp = (7 << 1);
		break;
	}
	WREG32(R500_SU_REG_DEST, (1 << num_pipes) - 1);
	/* Sub pixel 1/12 so we can have 4K rendering according to doc */
	tmp |= R300_TILE_SIZE_16 | R300_ENABLE_TILING;
	WREG32(R300_GB_TILE_CONFIG, tmp);
	if (r100_gui_wait_for_idle(rdev)) {
		printk(KERN_WARNING "Failed to wait GUI idle while "
		       "programming pipes. Bad things might happen.\n");
	}
 
	tmp = RREG32(R300_DST_PIPE_CONFIG);
	WREG32(R300_DST_PIPE_CONFIG, tmp | R300_PIPE_AUTO_CONFIG);
 
	WREG32(R300_RB2D_DSTCACHE_MODE,
	       RREG32(R300_RB2D_DSTCACHE_MODE) |
	       R300_DC_AUTOFLUSH_ENABLE |
	       R300_DC_DC_DISABLE_IGNORE_PE);
 
	if (r100_gui_wait_for_idle(rdev)) {
		printk(KERN_WARNING "Failed to wait GUI idle while "
		       "programming pipes. Bad things might happen.\n");
	}
 
	if (rdev->family == CHIP_RV530) {
		tmp = RREG32(RV530_GB_PIPE_SELECT2);
		if ((tmp & 3) == 3)
			rdev->num_z_pipes = 2;
		else
			rdev->num_z_pipes = 1;
	} else
		rdev->num_z_pipes = 1;
 
	DRM_INFO("radeon: %d quad pipes, %d z pipes initialized.\n",
		 rdev->num_gb_pipes, rdev->num_z_pipes);
}
 
u32 r420_mc_rreg(struct radeon_device *rdev, u32 reg)
{
	u32 r;
 
	WREG32(R_0001F8_MC_IND_INDEX, S_0001F8_MC_IND_ADDR(reg));
	r = RREG32(R_0001FC_MC_IND_DATA);
	return r;
}
 
void r420_mc_wreg(struct radeon_device *rdev, u32 reg, u32 v)
{
	WREG32(R_0001F8_MC_IND_INDEX, S_0001F8_MC_IND_ADDR(reg) |
		S_0001F8_MC_IND_WR_EN(1));
	WREG32(R_0001FC_MC_IND_DATA, v);
}
 
static void r420_debugfs(struct radeon_device *rdev)
{
	if (r100_debugfs_rbbm_init(rdev)) {
		DRM_ERROR("Failed to register debugfs file for RBBM !\n");
	}
	if (r420_debugfs_pipes_info_init(rdev)) {
		DRM_ERROR("Failed to register debugfs file for pipes !\n");
	}
}
 
static void r420_clock_resume(struct radeon_device *rdev)
{
	u32 sclk_cntl;
 
	if (radeon_dynclks != -1 && radeon_dynclks)
		radeon_atom_set_clock_gating(rdev, 1);
	sclk_cntl = RREG32_PLL(R_00000D_SCLK_CNTL);
	sclk_cntl |= S_00000D_FORCE_CP(1) | S_00000D_FORCE_VIP(1);
	if (rdev->family == CHIP_R420)
		sclk_cntl |= S_00000D_FORCE_PX(1) | S_00000D_FORCE_TX(1);
	WREG32_PLL(R_00000D_SCLK_CNTL, sclk_cntl);
}
 
static void r420_cp_errata_init(struct radeon_device *rdev)
{
	/* RV410 and R420 can lock up if CP DMA to host memory happens
	 * while the 2D engine is busy.
	 *
	 * The proper workaround is to queue a RESYNC at the beginning
	 * of the CP init, apparently.
	 */
	radeon_scratch_get(rdev, &rdev->config.r300.resync_scratch);
	radeon_ring_lock(rdev, 8);
	radeon_ring_write(rdev, PACKET0(R300_CP_RESYNC_ADDR, 1));
	radeon_ring_write(rdev, rdev->config.r300.resync_scratch);
	radeon_ring_write(rdev, 0xDEADBEEF);
	radeon_ring_unlock_commit(rdev);
}
 
static void r420_cp_errata_fini(struct radeon_device *rdev)
{
	/* Catch the RESYNC we dispatched all the way back,
	 * at the very beginning of the CP init.
	 */
	radeon_ring_lock(rdev, 8);
	radeon_ring_write(rdev, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
	radeon_ring_write(rdev, R300_RB3D_DC_FINISH);
	radeon_ring_unlock_commit(rdev);
	radeon_scratch_free(rdev, rdev->config.r300.resync_scratch);
}
 
static int r420_startup(struct radeon_device *rdev)
{
	int r;
 
	/* set common regs */
	r100_set_common_regs(rdev);
	/* program mc */
	r300_mc_program(rdev);
	/* Resume clock */
	r420_clock_resume(rdev);
	/* Initialize GART (initialize after TTM so we can allocate
	 * memory through TTM but finalize after TTM) */
	if (rdev->flags & RADEON_IS_PCIE) {
		r = rv370_pcie_gart_enable(rdev);
		if (r)
			return r;
	}
	if (rdev->flags & RADEON_IS_PCI) {
		r = r100_pci_gart_enable(rdev);
		if (r)
			return r;
	}
	r420_pipes_init(rdev);
 
	/* allocate wb buffer */
	r = radeon_wb_init(rdev);
	if (r)
		return r;
 
	/* Enable IRQ */
	r100_irq_set(rdev);
	rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
	/* 1M ring buffer */
	r = r100_cp_init(rdev, 1024 * 1024);
	if (r) {
		dev_err(rdev->dev, "failed initializing CP (%d).\n", r);
		return r;
	}
	r420_cp_errata_init(rdev);
	r = r100_ib_init(rdev);
	if (r) {
		dev_err(rdev->dev, "failed initializing IB (%d).\n", r);
		return r;
	}
	return 0;
}
 
int r420_resume(struct radeon_device *rdev)
{
	/* Make sur GART are not working */
	if (rdev->flags & RADEON_IS_PCIE)
		rv370_pcie_gart_disable(rdev);
	if (rdev->flags & RADEON_IS_PCI)
		r100_pci_gart_disable(rdev);
	/* Resume clock before doing reset */
	r420_clock_resume(rdev);
	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
	if (radeon_asic_reset(rdev)) {
		dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
			RREG32(R_000E40_RBBM_STATUS),
			RREG32(R_0007C0_CP_STAT));
	}
	/* check if cards are posted or not */
	if (rdev->is_atom_bios) {
		atom_asic_init(rdev->mode_info.atom_context);
	} else {
		radeon_combios_asic_init(rdev->ddev);
	}
	/* Resume clock after posting */
	r420_clock_resume(rdev);
	/* Initialize surface registers */
	radeon_surface_init(rdev);
	return r420_startup(rdev);
}
 
 
 
int r420_init(struct radeon_device *rdev)
{
	int r;
 
	/* Initialize scratch registers */
	radeon_scratch_init(rdev);
	/* Initialize surface registers */
	radeon_surface_init(rdev);
	/* TODO: disable VGA need to use VGA request */
	/* restore some register to sane defaults */
	r100_restore_sanity(rdev);
	/* BIOS*/
	if (!radeon_get_bios(rdev)) {
		if (ASIC_IS_AVIVO(rdev))
			return -EINVAL;
	}
	if (rdev->is_atom_bios) {
		r = radeon_atombios_init(rdev);
		if (r) {
			return r;
		}
	} else {
		r = radeon_combios_init(rdev);
		if (r) {
			return r;
		}
	}
	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
	if (radeon_asic_reset(rdev)) {
		dev_warn(rdev->dev,
			"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
			RREG32(R_000E40_RBBM_STATUS),
			RREG32(R_0007C0_CP_STAT));
	}
	/* check if cards are posted or not */
	if (radeon_boot_test_post_card(rdev) == false)
		return -EINVAL;
 
	/* Initialize clocks */
	radeon_get_clock_info(rdev->ddev);
	/* initialize AGP */
	if (rdev->flags & RADEON_IS_AGP) {
		r = radeon_agp_init(rdev);
	if (r) {
			radeon_agp_disable(rdev);
	}
	}
	/* initialize memory controller */
	r300_mc_init(rdev);
	r420_debugfs(rdev);
	/* Fence driver */
	r = radeon_fence_driver_init(rdev);
	if (r) {
		return r;
	}
	r = radeon_irq_kms_init(rdev);
	if (r) {
		return r;
	}
	/* Memory manager */
	r = radeon_bo_init(rdev);
	if (r) {
		return r;
	}
	if (rdev->family == CHIP_R420)
		r100_enable_bm(rdev);
 
	if (rdev->flags & RADEON_IS_PCIE) {
		r = rv370_pcie_gart_init(rdev);
		if (r)
			return r;
	}
	if (rdev->flags & RADEON_IS_PCI) {
		r = r100_pci_gart_init(rdev);
		if (r)
			return r;
	}
	r420_set_reg_safe(rdev);
	rdev->accel_working = true;
	r = r420_startup(rdev);
	if (r) {
		/* Somethings want wront with the accel init stop accel */
		dev_err(rdev->dev, "Disabling GPU acceleration\n");
		if (rdev->flags & RADEON_IS_PCIE)
			rv370_pcie_gart_fini(rdev);
		if (rdev->flags & RADEON_IS_PCI)
			r100_pci_gart_fini(rdev);
		rdev->accel_working = false;
	}
	return 0;
}
 
/*
 * Debugfs info
 */
#if defined(CONFIG_DEBUG_FS)
static int r420_debugfs_pipes_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;
	uint32_t tmp;
 
	tmp = RREG32(R400_GB_PIPE_SELECT);
	seq_printf(m, "GB_PIPE_SELECT 0x%08x\n", tmp);
	tmp = RREG32(R300_GB_TILE_CONFIG);
	seq_printf(m, "GB_TILE_CONFIG 0x%08x\n", tmp);
	tmp = RREG32(R300_DST_PIPE_CONFIG);
	seq_printf(m, "DST_PIPE_CONFIG 0x%08x\n", tmp);
	return 0;
}
 
static struct drm_info_list r420_pipes_info_list[] = {
	{"r420_pipes_info", r420_debugfs_pipes_info, 0, NULL},
};
#endif
 
int r420_debugfs_pipes_info_init(struct radeon_device *rdev)
{
#if defined(CONFIG_DEBUG_FS)
	return radeon_debugfs_add_files(rdev, r420_pipes_info_list, 1);
#else
	return 0;
#endif
}

Rev 1963	Rev 2005
1	/*	1	/*
2	* Copyright 2008 Advanced Micro Devices, Inc.	2	* Copyright 2008 Advanced Micro Devices, Inc.
3	* Copyright 2008 Red Hat Inc.	3	* Copyright 2008 Red Hat Inc.
4	* Copyright 2009 Jerome Glisse.	4	* Copyright 2009 Jerome Glisse.
5	*	5	*
6	* Permission is hereby granted, free of charge, to any person obtaining a	6	* Permission is hereby granted, free of charge, to any person obtaining a
7	* copy of this software and associated documentation files (the "Software"),	7	* copy of this software and associated documentation files (the "Software"),
8	* to deal in the Software without restriction, including without limitation	8	* to deal in the Software without restriction, including without limitation
9	* the rights to use, copy, modify, merge, publish, distribute, sublicense,	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	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:	11	* Software is furnished to do so, subject to the following conditions:
12	*	12	*
13	* The above copyright notice and this permission notice shall be included in	13	* The above copyright notice and this permission notice shall be included in
14	* all copies or substantial portions of the Software.	14	* all copies or substantial portions of the Software.
15	*	15	*
16	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR	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,	17	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL	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	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,	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	21	* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22	* OTHER DEALINGS IN THE SOFTWARE.	22	* OTHER DEALINGS IN THE SOFTWARE.
23	*	23	*
24	* Authors: Dave Airlie	24	* Authors: Dave Airlie
25	* Alex Deucher	25	* Alex Deucher
26	* Jerome Glisse	26	* Jerome Glisse
27	*/	27	*/
28	#include	28	#include
29	#include	29	#include
30	#include "drmP.h"	30	#include "drmP.h"
31	#include "radeon_reg.h"	31	#include "radeon_reg.h"
32	#include "radeon.h"	32	#include "radeon.h"
33	#include "radeon_asic.h"	33	#include "radeon_asic.h"
34	#include "atom.h"	34	#include "atom.h"
35	#include "r100d.h"	35	#include "r100d.h"
36	#include "r420d.h"	36	#include "r420d.h"
37	#include "r420_reg_safe.h"	37	#include "r420_reg_safe.h"
38		38
39	static void r420_set_reg_safe(struct radeon_device *rdev)	39	static void r420_set_reg_safe(struct radeon_device *rdev)
40	{	40	{
41	rdev->config.r300.reg_safe_bm = r420_reg_safe_bm;	41	rdev->config.r300.reg_safe_bm = r420_reg_safe_bm;
42	rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r420_reg_safe_bm);	42	rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r420_reg_safe_bm);
43	}	43	}
44		44
45	void r420_pipes_init(struct radeon_device *rdev)	45	void r420_pipes_init(struct radeon_device *rdev)
46	{	46	{
47	unsigned tmp;	47	unsigned tmp;
48	unsigned gb_pipe_select;	48	unsigned gb_pipe_select;
49	unsigned num_pipes;	49	unsigned num_pipes;
50		50
51	/* GA_ENHANCE workaround TCL deadlock issue */	51	/* GA_ENHANCE workaround TCL deadlock issue */
52	WREG32(R300_GA_ENHANCE, R300_GA_DEADLOCK_CNTL \| R300_GA_FASTSYNC_CNTL \|	52	WREG32(R300_GA_ENHANCE, R300_GA_DEADLOCK_CNTL \| R300_GA_FASTSYNC_CNTL \|
53	(1 << 2) \| (1 << 3));	53	(1 << 2) \| (1 << 3));
54	/* add idle wait as per freedesktop.org bug 24041 */	54	/* add idle wait as per freedesktop.org bug 24041 */
55	if (r100_gui_wait_for_idle(rdev)) {	55	if (r100_gui_wait_for_idle(rdev)) {
56	printk(KERN_WARNING "Failed to wait GUI idle while "	56	printk(KERN_WARNING "Failed to wait GUI idle while "
57	"programming pipes. Bad things might happen.\n");	57	"programming pipes. Bad things might happen.\n");
58	}	58	}
59	/* get max number of pipes */	59	/* get max number of pipes */
60	gb_pipe_select = RREG32(R400_GB_PIPE_SELECT);	60	gb_pipe_select = RREG32(R400_GB_PIPE_SELECT);
61	num_pipes = ((gb_pipe_select >> 12) & 3) + 1;	61	num_pipes = ((gb_pipe_select >> 12) & 3) + 1;
62		62
63	/* SE chips have 1 pipe */	63	/* SE chips have 1 pipe */
64	if ((rdev->pdev->device == 0x5e4c) \|\|	64	if ((rdev->pdev->device == 0x5e4c) \|\|
65	(rdev->pdev->device == 0x5e4f))	65	(rdev->pdev->device == 0x5e4f))
66	num_pipes = 1;	66	num_pipes = 1;
67		67
68	rdev->num_gb_pipes = num_pipes;	68	rdev->num_gb_pipes = num_pipes;
69	tmp = 0;	69	tmp = 0;
70	switch (num_pipes) {	70	switch (num_pipes) {
71	default:	71	default:
72	/* force to 1 pipe */	72	/* force to 1 pipe */
73	num_pipes = 1;	73	num_pipes = 1;
74	case 1:	74	case 1:
75	tmp = (0 << 1);	75	tmp = (0 << 1);
76	break;	76	break;
77	case 2:	77	case 2:
78	tmp = (3 << 1);	78	tmp = (3 << 1);
79	break;	79	break;
80	case 3:	80	case 3:
81	tmp = (6 << 1);	81	tmp = (6 << 1);
82	break;	82	break;
83	case 4:	83	case 4:
84	tmp = (7 << 1);	84	tmp = (7 << 1);
85	break;	85	break;
86	}	86	}
87	WREG32(R500_SU_REG_DEST, (1 << num_pipes) - 1);	87	WREG32(R500_SU_REG_DEST, (1 << num_pipes) - 1);
88	/* Sub pixel 1/12 so we can have 4K rendering according to doc */	88	/* Sub pixel 1/12 so we can have 4K rendering according to doc */
89	tmp \|= R300_TILE_SIZE_16 \| R300_ENABLE_TILING;	89	tmp \|= R300_TILE_SIZE_16 \| R300_ENABLE_TILING;
90	WREG32(R300_GB_TILE_CONFIG, tmp);	90	WREG32(R300_GB_TILE_CONFIG, tmp);
91	if (r100_gui_wait_for_idle(rdev)) {	91	if (r100_gui_wait_for_idle(rdev)) {
92	printk(KERN_WARNING "Failed to wait GUI idle while "	92	printk(KERN_WARNING "Failed to wait GUI idle while "
93	"programming pipes. Bad things might happen.\n");	93	"programming pipes. Bad things might happen.\n");
94	}	94	}
95		95
96	tmp = RREG32(R300_DST_PIPE_CONFIG);	96	tmp = RREG32(R300_DST_PIPE_CONFIG);
97	WREG32(R300_DST_PIPE_CONFIG, tmp \| R300_PIPE_AUTO_CONFIG);	97	WREG32(R300_DST_PIPE_CONFIG, tmp \| R300_PIPE_AUTO_CONFIG);
98		98
99	WREG32(R300_RB2D_DSTCACHE_MODE,	99	WREG32(R300_RB2D_DSTCACHE_MODE,
100	RREG32(R300_RB2D_DSTCACHE_MODE) \|	100	RREG32(R300_RB2D_DSTCACHE_MODE) \|
101	R300_DC_AUTOFLUSH_ENABLE \|	101	R300_DC_AUTOFLUSH_ENABLE \|
102	R300_DC_DC_DISABLE_IGNORE_PE);	102	R300_DC_DC_DISABLE_IGNORE_PE);
103		103
104	if (r100_gui_wait_for_idle(rdev)) {	104	if (r100_gui_wait_for_idle(rdev)) {
105	printk(KERN_WARNING "Failed to wait GUI idle while "	105	printk(KERN_WARNING "Failed to wait GUI idle while "
106	"programming pipes. Bad things might happen.\n");	106	"programming pipes. Bad things might happen.\n");
107	}	107	}
108		108
109	if (rdev->family == CHIP_RV530) {	109	if (rdev->family == CHIP_RV530) {
110	tmp = RREG32(RV530_GB_PIPE_SELECT2);	110	tmp = RREG32(RV530_GB_PIPE_SELECT2);
111	if ((tmp & 3) == 3)	111	if ((tmp & 3) == 3)
112	rdev->num_z_pipes = 2;	112	rdev->num_z_pipes = 2;
113	else	113	else
114	rdev->num_z_pipes = 1;	114	rdev->num_z_pipes = 1;
115	} else	115	} else
116	rdev->num_z_pipes = 1;	116	rdev->num_z_pipes = 1;
117		117
118	DRM_INFO("radeon: %d quad pipes, %d z pipes initialized.\n",	118	DRM_INFO("radeon: %d quad pipes, %d z pipes initialized.\n",
119	rdev->num_gb_pipes, rdev->num_z_pipes);	119	rdev->num_gb_pipes, rdev->num_z_pipes);
120	}	120	}
121		121
122	u32 r420_mc_rreg(struct radeon_device *rdev, u32 reg)	122	u32 r420_mc_rreg(struct radeon_device *rdev, u32 reg)
123	{	123	{
124	u32 r;	124	u32 r;
125		125
126	WREG32(R_0001F8_MC_IND_INDEX, S_0001F8_MC_IND_ADDR(reg));	126	WREG32(R_0001F8_MC_IND_INDEX, S_0001F8_MC_IND_ADDR(reg));
127	r = RREG32(R_0001FC_MC_IND_DATA);	127	r = RREG32(R_0001FC_MC_IND_DATA);
128	return r;	128	return r;
129	}	129	}
130		130
131	void r420_mc_wreg(struct radeon_device *rdev, u32 reg, u32 v)	131	void r420_mc_wreg(struct radeon_device *rdev, u32 reg, u32 v)
132	{	132	{
133	WREG32(R_0001F8_MC_IND_INDEX, S_0001F8_MC_IND_ADDR(reg) \|	133	WREG32(R_0001F8_MC_IND_INDEX, S_0001F8_MC_IND_ADDR(reg) \|
134	S_0001F8_MC_IND_WR_EN(1));	134	S_0001F8_MC_IND_WR_EN(1));
135	WREG32(R_0001FC_MC_IND_DATA, v);	135	WREG32(R_0001FC_MC_IND_DATA, v);
136	}	136	}
137		137
138	static void r420_debugfs(struct radeon_device *rdev)	138	static void r420_debugfs(struct radeon_device *rdev)
139	{	139	{
140	if (r100_debugfs_rbbm_init(rdev)) {	140	if (r100_debugfs_rbbm_init(rdev)) {
141	DRM_ERROR("Failed to register debugfs file for RBBM !\n");	141	DRM_ERROR("Failed to register debugfs file for RBBM !\n");
142	}	142	}
143	if (r420_debugfs_pipes_info_init(rdev)) {	143	if (r420_debugfs_pipes_info_init(rdev)) {
144	DRM_ERROR("Failed to register debugfs file for pipes !\n");	144	DRM_ERROR("Failed to register debugfs file for pipes !\n");
145	}	145	}
146	}	146	}
147		147
148	static void r420_clock_resume(struct radeon_device *rdev)	148	static void r420_clock_resume(struct radeon_device *rdev)
149	{	149	{
150	u32 sclk_cntl;	150	u32 sclk_cntl;
151		151
152	if (radeon_dynclks != -1 && radeon_dynclks)	152	if (radeon_dynclks != -1 && radeon_dynclks)
153	radeon_atom_set_clock_gating(rdev, 1);	153	radeon_atom_set_clock_gating(rdev, 1);
154	sclk_cntl = RREG32_PLL(R_00000D_SCLK_CNTL);	154	sclk_cntl = RREG32_PLL(R_00000D_SCLK_CNTL);
155	sclk_cntl \|= S_00000D_FORCE_CP(1) \| S_00000D_FORCE_VIP(1);	155	sclk_cntl \|= S_00000D_FORCE_CP(1) \| S_00000D_FORCE_VIP(1);
156	if (rdev->family == CHIP_R420)	156	if (rdev->family == CHIP_R420)
157	sclk_cntl \|= S_00000D_FORCE_PX(1) \| S_00000D_FORCE_TX(1);	157	sclk_cntl \|= S_00000D_FORCE_PX(1) \| S_00000D_FORCE_TX(1);
158	WREG32_PLL(R_00000D_SCLK_CNTL, sclk_cntl);	158	WREG32_PLL(R_00000D_SCLK_CNTL, sclk_cntl);
159	}	159	}
160		160
161	static void r420_cp_errata_init(struct radeon_device *rdev)	161	static void r420_cp_errata_init(struct radeon_device *rdev)
162	{	162	{
163	/* RV410 and R420 can lock up if CP DMA to host memory happens	163	/* RV410 and R420 can lock up if CP DMA to host memory happens
164	* while the 2D engine is busy.	164	* while the 2D engine is busy.
165	*	165	*
166	* The proper workaround is to queue a RESYNC at the beginning	166	* The proper workaround is to queue a RESYNC at the beginning
167	* of the CP init, apparently.	167	* of the CP init, apparently.
168	*/	168	*/
169	radeon_scratch_get(rdev, &rdev->config.r300.resync_scratch);	169	radeon_scratch_get(rdev, &rdev->config.r300.resync_scratch);
170	radeon_ring_lock(rdev, 8);	170	radeon_ring_lock(rdev, 8);
171	radeon_ring_write(rdev, PACKET0(R300_CP_RESYNC_ADDR, 1));	171	radeon_ring_write(rdev, PACKET0(R300_CP_RESYNC_ADDR, 1));
172	radeon_ring_write(rdev, rdev->config.r300.resync_scratch);	172	radeon_ring_write(rdev, rdev->config.r300.resync_scratch);
173	radeon_ring_write(rdev, 0xDEADBEEF);	173	radeon_ring_write(rdev, 0xDEADBEEF);
174	radeon_ring_unlock_commit(rdev);	174	radeon_ring_unlock_commit(rdev);
175	}	175	}
176		176
177	static void r420_cp_errata_fini(struct radeon_device *rdev)	177	static void r420_cp_errata_fini(struct radeon_device *rdev)
178	{	178	{
179	/* Catch the RESYNC we dispatched all the way back,	179	/* Catch the RESYNC we dispatched all the way back,
180	* at the very beginning of the CP init.	180	* at the very beginning of the CP init.
181	*/	181	*/
182	radeon_ring_lock(rdev, 8);	182	radeon_ring_lock(rdev, 8);
183	radeon_ring_write(rdev, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));	183	radeon_ring_write(rdev, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
184	radeon_ring_write(rdev, R300_RB3D_DC_FINISH);	184	radeon_ring_write(rdev, R300_RB3D_DC_FINISH);
185	radeon_ring_unlock_commit(rdev);	185	radeon_ring_unlock_commit(rdev);
186	radeon_scratch_free(rdev, rdev->config.r300.resync_scratch);	186	radeon_scratch_free(rdev, rdev->config.r300.resync_scratch);
187	}	187	}
188		188
189	static int r420_startup(struct radeon_device *rdev)	189	static int r420_startup(struct radeon_device *rdev)
190	{	190	{
191	int r;	191	int r;
192		192
193	/* set common regs */	193	/* set common regs */
194	r100_set_common_regs(rdev);	194	r100_set_common_regs(rdev);
195	/* program mc */	195	/* program mc */
196	r300_mc_program(rdev);	196	r300_mc_program(rdev);
197	/* Resume clock */	197	/* Resume clock */
198	r420_clock_resume(rdev);	198	r420_clock_resume(rdev);
199	/* Initialize GART (initialize after TTM so we can allocate	199	/* Initialize GART (initialize after TTM so we can allocate
200	* memory through TTM but finalize after TTM) */	200	* memory through TTM but finalize after TTM) */
201	if (rdev->flags & RADEON_IS_PCIE) {	201	if (rdev->flags & RADEON_IS_PCIE) {
202	r = rv370_pcie_gart_enable(rdev);	202	r = rv370_pcie_gart_enable(rdev);
203	if (r)	203	if (r)
204	return r;	204	return r;
205	}	205	}
206	if (rdev->flags & RADEON_IS_PCI) {	206	if (rdev->flags & RADEON_IS_PCI) {
207	r = r100_pci_gart_enable(rdev);	207	r = r100_pci_gart_enable(rdev);
208	if (r)	208	if (r)
209	return r;	209	return r;
210	}	210	}
211	r420_pipes_init(rdev);	211	r420_pipes_init(rdev);
-		212
-		213	/* allocate wb buffer */
-		214	r = radeon_wb_init(rdev);
-		215	if (r)
-		216	return r;
-		217
212	/* Enable IRQ */	218	/* Enable IRQ */
-		219	r100_irq_set(rdev);
213	rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);	220	rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
214	/* 1M ring buffer */	221	/* 1M ring buffer */
215	r = r100_cp_init(rdev, 1024 * 1024);	222	r = r100_cp_init(rdev, 1024 * 1024);
216	if (r) {	223	if (r) {
217	dev_err(rdev->dev, "failed initializing CP (%d).\n", r);	224	dev_err(rdev->dev, "failed initializing CP (%d).\n", r);
218	return r;	225	return r;
219	}	226	}
220	r420_cp_errata_init(rdev);	227	r420_cp_errata_init(rdev);
-		228	r = r100_ib_init(rdev);
-		229	if (r) {
-		230	dev_err(rdev->dev, "failed initializing IB (%d).\n", r);
-		231	return r;
-		232	}
221	return 0;	233	return 0;
222	}	234	}
223		235
224	int r420_resume(struct radeon_device *rdev)	236	int r420_resume(struct radeon_device *rdev)
225	{	237	{
226	/* Make sur GART are not working */	238	/* Make sur GART are not working */
227	if (rdev->flags & RADEON_IS_PCIE)	239	if (rdev->flags & RADEON_IS_PCIE)
228	rv370_pcie_gart_disable(rdev);	240	rv370_pcie_gart_disable(rdev);
229	if (rdev->flags & RADEON_IS_PCI)	241	if (rdev->flags & RADEON_IS_PCI)
230	r100_pci_gart_disable(rdev);	242	r100_pci_gart_disable(rdev);
231	/* Resume clock before doing reset */	243	/* Resume clock before doing reset */
232	r420_clock_resume(rdev);	244	r420_clock_resume(rdev);
233	/* Reset gpu before posting otherwise ATOM will enter infinite loop */	245	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
234	if (radeon_asic_reset(rdev)) {	246	if (radeon_asic_reset(rdev)) {
235	dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",	247	dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
236	RREG32(R_000E40_RBBM_STATUS),	248	RREG32(R_000E40_RBBM_STATUS),
237	RREG32(R_0007C0_CP_STAT));	249	RREG32(R_0007C0_CP_STAT));
238	}	250	}
239	/* check if cards are posted or not */	251	/* check if cards are posted or not */
240	if (rdev->is_atom_bios) {	252	if (rdev->is_atom_bios) {
241	atom_asic_init(rdev->mode_info.atom_context);	253	atom_asic_init(rdev->mode_info.atom_context);
242	} else {	254	} else {
243	radeon_combios_asic_init(rdev->ddev);	255	radeon_combios_asic_init(rdev->ddev);
244	}	256	}
245	/* Resume clock after posting */	257	/* Resume clock after posting */
246	r420_clock_resume(rdev);	258	r420_clock_resume(rdev);
247	/* Initialize surface registers */	259	/* Initialize surface registers */
248	radeon_surface_init(rdev);	260	radeon_surface_init(rdev);
249	return r420_startup(rdev);	261	return r420_startup(rdev);
250	}	262	}
251		263
252		264
253		265
254	int r420_init(struct radeon_device *rdev)	266	int r420_init(struct radeon_device *rdev)
255	{	267	{
256	int r;	268	int r;
257		269
258	/* Initialize scratch registers */	270	/* Initialize scratch registers */
259	radeon_scratch_init(rdev);	271	radeon_scratch_init(rdev);
260	/* Initialize surface registers */	272	/* Initialize surface registers */
261	radeon_surface_init(rdev);	273	radeon_surface_init(rdev);
262	/* TODO: disable VGA need to use VGA request */	274	/* TODO: disable VGA need to use VGA request */
263	/* restore some register to sane defaults */	275	/* restore some register to sane defaults */
264	r100_restore_sanity(rdev);	276	r100_restore_sanity(rdev);
265	/* BIOS*/	277	/* BIOS*/
266	if (!radeon_get_bios(rdev)) {	278	if (!radeon_get_bios(rdev)) {
267	if (ASIC_IS_AVIVO(rdev))	279	if (ASIC_IS_AVIVO(rdev))
268	return -EINVAL;	280	return -EINVAL;
269	}	281	}
270	if (rdev->is_atom_bios) {	282	if (rdev->is_atom_bios) {
271	r = radeon_atombios_init(rdev);	283	r = radeon_atombios_init(rdev);
272	if (r) {	284	if (r) {
273	return r;	285	return r;
274	}	286	}
275	} else {	287	} else {
276	r = radeon_combios_init(rdev);	288	r = radeon_combios_init(rdev);
277	if (r) {	289	if (r) {
278	return r;	290	return r;
279	}	291	}
280	}	292	}
281	/* Reset gpu before posting otherwise ATOM will enter infinite loop */	293	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
282	if (radeon_asic_reset(rdev)) {	294	if (radeon_asic_reset(rdev)) {
283	dev_warn(rdev->dev,	295	dev_warn(rdev->dev,
284	"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",	296	"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
285	RREG32(R_000E40_RBBM_STATUS),	297	RREG32(R_000E40_RBBM_STATUS),
286	RREG32(R_0007C0_CP_STAT));	298	RREG32(R_0007C0_CP_STAT));
287	}	299	}
288	/* check if cards are posted or not */	300	/* check if cards are posted or not */
289	if (radeon_boot_test_post_card(rdev) == false)	301	if (radeon_boot_test_post_card(rdev) == false)
290	return -EINVAL;	302	return -EINVAL;
291		303
292	/* Initialize clocks */	304	/* Initialize clocks */
293	radeon_get_clock_info(rdev->ddev);	305	radeon_get_clock_info(rdev->ddev);
294	/* initialize AGP */	306	/* initialize AGP */
295	if (rdev->flags & RADEON_IS_AGP) {	307	if (rdev->flags & RADEON_IS_AGP) {
296	r = radeon_agp_init(rdev);	308	r = radeon_agp_init(rdev);
297	if (r) {	309	if (r) {
298	radeon_agp_disable(rdev);	310	radeon_agp_disable(rdev);
299	}	311	}
300	}	312	}
301	/* initialize memory controller */	313	/* initialize memory controller */
302	r300_mc_init(rdev);	314	r300_mc_init(rdev);
303	r420_debugfs(rdev);	315	r420_debugfs(rdev);
304	/* Fence driver */	316	/* Fence driver */
-		317	r = radeon_fence_driver_init(rdev);
-		318	if (r) {
-		319	return r;
305		320	}
-		321	r = radeon_irq_kms_init(rdev);
-		322	if (r) {
-		323	return r;
-		324	}
306	/* Memory manager */	325	/* Memory manager */
307	r = radeon_bo_init(rdev);	326	r = radeon_bo_init(rdev);
308	if (r) {	327	if (r) {
309	return r;	328	return r;
310	}	329	}
311	if (rdev->family == CHIP_R420)	330	if (rdev->family == CHIP_R420)
312	r100_enable_bm(rdev);	331	r100_enable_bm(rdev);
313		332
314	if (rdev->flags & RADEON_IS_PCIE) {	333	if (rdev->flags & RADEON_IS_PCIE) {
315	r = rv370_pcie_gart_init(rdev);	334	r = rv370_pcie_gart_init(rdev);
316	if (r)	335	if (r)
317	return r;	336	return r;
318	}	337	}
319	if (rdev->flags & RADEON_IS_PCI) {	338	if (rdev->flags & RADEON_IS_PCI) {
320	r = r100_pci_gart_init(rdev);	339	r = r100_pci_gart_init(rdev);
321	if (r)	340	if (r)
322	return r;	341	return r;
323	}	342	}
324	r420_set_reg_safe(rdev);	343	r420_set_reg_safe(rdev);
325	rdev->accel_working = true;	344	rdev->accel_working = true;
326	r = r420_startup(rdev);	345	r = r420_startup(rdev);
327	if (r) {	346	if (r) {
328	/* Somethings want wront with the accel init stop accel */	347	/* Somethings want wront with the accel init stop accel */
329	dev_err(rdev->dev, "Disabling GPU acceleration\n");	348	dev_err(rdev->dev, "Disabling GPU acceleration\n");
330	if (rdev->flags & RADEON_IS_PCIE)	349	if (rdev->flags & RADEON_IS_PCIE)
331	rv370_pcie_gart_fini(rdev);	350	rv370_pcie_gart_fini(rdev);
332	if (rdev->flags & RADEON_IS_PCI)	351	if (rdev->flags & RADEON_IS_PCI)
333	r100_pci_gart_fini(rdev);	352	r100_pci_gart_fini(rdev);
334	rdev->accel_working = false;	353	rdev->accel_working = false;
335	}	354	}
336	return 0;	355	return 0;
337	}	356	}
338		357
339	/*	358	/*
340	* Debugfs info	359	* Debugfs info
341	*/	360	*/
342	#if defined(CONFIG_DEBUG_FS)	361	#if defined(CONFIG_DEBUG_FS)
343	static int r420_debugfs_pipes_info(struct seq_file m, void data)	362	static int r420_debugfs_pipes_info(struct seq_file m, void data)
344	{	363	{
345	struct drm_info_node node = (struct drm_info_node ) m->private;	364	struct drm_info_node node = (struct drm_info_node ) m->private;
346	struct drm_device *dev = node->minor->dev;	365	struct drm_device *dev = node->minor->dev;
347	struct radeon_device *rdev = dev->dev_private;	366	struct radeon_device *rdev = dev->dev_private;
348	uint32_t tmp;	367	uint32_t tmp;
349		368
350	tmp = RREG32(R400_GB_PIPE_SELECT);	369	tmp = RREG32(R400_GB_PIPE_SELECT);
351	seq_printf(m, "GB_PIPE_SELECT 0x%08x\n", tmp);	370	seq_printf(m, "GB_PIPE_SELECT 0x%08x\n", tmp);
352	tmp = RREG32(R300_GB_TILE_CONFIG);	371	tmp = RREG32(R300_GB_TILE_CONFIG);
353	seq_printf(m, "GB_TILE_CONFIG 0x%08x\n", tmp);	372	seq_printf(m, "GB_TILE_CONFIG 0x%08x\n", tmp);
354	tmp = RREG32(R300_DST_PIPE_CONFIG);	373	tmp = RREG32(R300_DST_PIPE_CONFIG);
355	seq_printf(m, "DST_PIPE_CONFIG 0x%08x\n", tmp);	374	seq_printf(m, "DST_PIPE_CONFIG 0x%08x\n", tmp);
356	return 0;	375	return 0;
357	}	376	}
358		377
359	static struct drm_info_list r420_pipes_info_list[] = {	378	static struct drm_info_list r420_pipes_info_list[] = {
360	{"r420_pipes_info", r420_debugfs_pipes_info, 0, NULL},	379	{"r420_pipes_info", r420_debugfs_pipes_info, 0, NULL},
361	};	380	};
362	#endif	381	#endif
363		382
364	int r420_debugfs_pipes_info_init(struct radeon_device *rdev)	383	int r420_debugfs_pipes_info_init(struct radeon_device *rdev)
365	{	384	{
366	#if defined(CONFIG_DEBUG_FS)	385	#if defined(CONFIG_DEBUG_FS)
367	return radeon_debugfs_add_files(rdev, r420_pipes_info_list, 1);	386	return radeon_debugfs_add_files(rdev, r420_pipes_info_list, 1);
368	#else	387	#else
369	return 0;	388	return 0;
370	#endif	389	#endif
371	}	390	}

Subversion Repositories Kolibri OS

(root)/drivers/video/drm/radeon/r420.c – Rev 1963 → 2005