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linux_dsm_epyc7002/drivers/gpu/drm/radeon/r420.c
Christian König 7bd560e885 drm/radeon: use central function for IB testing 
Removing all the different error messages and
having just one standard behaviour over all
chipset generations.

Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-03 09:16:10 +01:00

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/*
* 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 <linux/slab.h>
#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"
void r420_pm_init_profile(struct radeon_device *rdev)
{
/* 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 = 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 = 0;
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 = 0;
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 = 0;
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 = 0;
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;
}
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)
{
struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
/* 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, ring, 8);
radeon_ring_write(ring, PACKET0(R300_CP_RESYNC_ADDR, 1));
radeon_ring_write(ring, rdev->config.r300.resync_scratch);
radeon_ring_write(ring, 0xDEADBEEF);
radeon_ring_unlock_commit(rdev, ring);
}
static void r420_cp_errata_fini(struct radeon_device *rdev)
{
struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
/* Catch the RESYNC we dispatched all the way back,
* at the very beginning of the CP init.
*/
radeon_ring_lock(rdev, ring, 8);
radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
radeon_ring_write(ring, R300_RB3D_DC_FINISH);
radeon_ring_unlock_commit(rdev, ring);
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;
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 */
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 = radeon_ib_pool_start(rdev);
if (r)
return r;
r = radeon_ib_ring_tests(rdev);
if (r)
return r;
return 0;
}
int r420_resume(struct radeon_device *rdev)
{
int r;
/* 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);
rdev->accel_working = true;
r = r420_startup(rdev);
if (r) {
rdev->accel_working = false;
}
return r;
}
int r420_suspend(struct radeon_device *rdev)
{
radeon_ib_pool_suspend(rdev);
r420_cp_errata_fini(rdev);
r100_cp_disable(rdev);
radeon_wb_disable(rdev);
r100_irq_disable(rdev);
if (rdev->flags & RADEON_IS_PCIE)
rv370_pcie_gart_disable(rdev);
if (rdev->flags & RADEON_IS_PCI)
r100_pci_gart_disable(rdev);
return 0;
}
void r420_fini(struct radeon_device *rdev)
{
r100_cp_fini(rdev);
radeon_wb_fini(rdev);
r100_ib_fini(rdev);
radeon_gem_fini(rdev);
if (rdev->flags & RADEON_IS_PCIE)
rv370_pcie_gart_fini(rdev);
if (rdev->flags & RADEON_IS_PCI)
r100_pci_gart_fini(rdev);
radeon_agp_fini(rdev);
radeon_irq_kms_fini(rdev);
radeon_fence_driver_fini(rdev);
radeon_bo_fini(rdev);
if (rdev->is_atom_bios) {
radeon_atombios_fini(rdev);
} else {
radeon_combios_fini(rdev);
}
kfree(rdev->bios);
rdev->bios = NULL;
}
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);
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 = r420_startup(rdev);
if (r) {
/* Somethings want wront with the accel init stop accel */
dev_err(rdev->dev, "Disabling GPU acceleration\n");
r100_cp_fini(rdev);
radeon_wb_fini(rdev);
r100_ib_fini(rdev);
radeon_irq_kms_fini(rdev);
if (rdev->flags & RADEON_IS_PCIE)
rv370_pcie_gart_fini(rdev);
if (rdev->flags & RADEON_IS_PCI)
r100_pci_gart_fini(rdev);
radeon_agp_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
}
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