mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-24 12:15:35 +07:00
3f7dc91ade
This ports rs690 to the safe reg tables and makes rs600 also use the same table. Signed-off-by: Dave Airlie <airlied@redhat.com>
421 lines
11 KiB
C
421 lines
11 KiB
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 "drmP.h"
|
|
#include "radeon_reg.h"
|
|
#include "radeon.h"
|
|
|
|
#include "rs600_reg_safe.h"
|
|
|
|
/* rs600 depends on : */
|
|
void r100_hdp_reset(struct radeon_device *rdev);
|
|
int r100_gui_wait_for_idle(struct radeon_device *rdev);
|
|
int r300_mc_wait_for_idle(struct radeon_device *rdev);
|
|
void r420_pipes_init(struct radeon_device *rdev);
|
|
|
|
/* This files gather functions specifics to :
|
|
* rs600
|
|
*
|
|
* Some of these functions might be used by newer ASICs.
|
|
*/
|
|
void rs600_gpu_init(struct radeon_device *rdev);
|
|
int rs600_mc_wait_for_idle(struct radeon_device *rdev);
|
|
void rs600_disable_vga(struct radeon_device *rdev);
|
|
|
|
|
|
/*
|
|
* GART.
|
|
*/
|
|
void rs600_gart_tlb_flush(struct radeon_device *rdev)
|
|
{
|
|
uint32_t tmp;
|
|
|
|
tmp = RREG32_MC(RS600_MC_PT0_CNTL);
|
|
tmp &= ~(RS600_INVALIDATE_ALL_L1_TLBS | RS600_INVALIDATE_L2_CACHE);
|
|
WREG32_MC(RS600_MC_PT0_CNTL, tmp);
|
|
|
|
tmp = RREG32_MC(RS600_MC_PT0_CNTL);
|
|
tmp |= RS600_INVALIDATE_ALL_L1_TLBS | RS600_INVALIDATE_L2_CACHE;
|
|
WREG32_MC(RS600_MC_PT0_CNTL, tmp);
|
|
|
|
tmp = RREG32_MC(RS600_MC_PT0_CNTL);
|
|
tmp &= ~(RS600_INVALIDATE_ALL_L1_TLBS | RS600_INVALIDATE_L2_CACHE);
|
|
WREG32_MC(RS600_MC_PT0_CNTL, tmp);
|
|
tmp = RREG32_MC(RS600_MC_PT0_CNTL);
|
|
}
|
|
|
|
int rs600_gart_enable(struct radeon_device *rdev)
|
|
{
|
|
uint32_t tmp;
|
|
int i;
|
|
int r;
|
|
|
|
/* Initialize common gart structure */
|
|
r = radeon_gart_init(rdev);
|
|
if (r) {
|
|
return r;
|
|
}
|
|
rdev->gart.table_size = rdev->gart.num_gpu_pages * 8;
|
|
r = radeon_gart_table_vram_alloc(rdev);
|
|
if (r) {
|
|
return r;
|
|
}
|
|
/* FIXME: setup default page */
|
|
WREG32_MC(RS600_MC_PT0_CNTL,
|
|
(RS600_EFFECTIVE_L2_CACHE_SIZE(6) |
|
|
RS600_EFFECTIVE_L2_QUEUE_SIZE(6)));
|
|
for (i = 0; i < 19; i++) {
|
|
WREG32_MC(RS600_MC_PT0_CLIENT0_CNTL + i,
|
|
(RS600_ENABLE_TRANSLATION_MODE_OVERRIDE |
|
|
RS600_SYSTEM_ACCESS_MODE_IN_SYS |
|
|
RS600_SYSTEM_APERTURE_UNMAPPED_ACCESS_DEFAULT_PAGE |
|
|
RS600_EFFECTIVE_L1_CACHE_SIZE(3) |
|
|
RS600_ENABLE_FRAGMENT_PROCESSING |
|
|
RS600_EFFECTIVE_L1_QUEUE_SIZE(3)));
|
|
}
|
|
|
|
/* System context map to GART space */
|
|
WREG32_MC(RS600_MC_PT0_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.gtt_location);
|
|
tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
|
|
WREG32_MC(RS600_MC_PT0_SYSTEM_APERTURE_HIGH_ADDR, tmp);
|
|
|
|
/* enable first context */
|
|
WREG32_MC(RS600_MC_PT0_CONTEXT0_FLAT_START_ADDR, rdev->mc.gtt_location);
|
|
tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
|
|
WREG32_MC(RS600_MC_PT0_CONTEXT0_FLAT_END_ADDR, tmp);
|
|
WREG32_MC(RS600_MC_PT0_CONTEXT0_CNTL,
|
|
(RS600_ENABLE_PAGE_TABLE | RS600_PAGE_TABLE_TYPE_FLAT));
|
|
/* disable all other contexts */
|
|
for (i = 1; i < 8; i++) {
|
|
WREG32_MC(RS600_MC_PT0_CONTEXT0_CNTL + i, 0);
|
|
}
|
|
|
|
/* setup the page table */
|
|
WREG32_MC(RS600_MC_PT0_CONTEXT0_FLAT_BASE_ADDR,
|
|
rdev->gart.table_addr);
|
|
WREG32_MC(RS600_MC_PT0_CONTEXT0_DEFAULT_READ_ADDR, 0);
|
|
|
|
/* enable page tables */
|
|
tmp = RREG32_MC(RS600_MC_PT0_CNTL);
|
|
WREG32_MC(RS600_MC_PT0_CNTL, (tmp | RS600_ENABLE_PT));
|
|
tmp = RREG32_MC(RS600_MC_CNTL1);
|
|
WREG32_MC(RS600_MC_CNTL1, (tmp | RS600_ENABLE_PAGE_TABLES));
|
|
rs600_gart_tlb_flush(rdev);
|
|
rdev->gart.ready = true;
|
|
return 0;
|
|
}
|
|
|
|
void rs600_gart_disable(struct radeon_device *rdev)
|
|
{
|
|
uint32_t tmp;
|
|
|
|
/* FIXME: disable out of gart access */
|
|
WREG32_MC(RS600_MC_PT0_CNTL, 0);
|
|
tmp = RREG32_MC(RS600_MC_CNTL1);
|
|
tmp &= ~RS600_ENABLE_PAGE_TABLES;
|
|
WREG32_MC(RS600_MC_CNTL1, tmp);
|
|
radeon_object_kunmap(rdev->gart.table.vram.robj);
|
|
radeon_object_unpin(rdev->gart.table.vram.robj);
|
|
}
|
|
|
|
#define R600_PTE_VALID (1 << 0)
|
|
#define R600_PTE_SYSTEM (1 << 1)
|
|
#define R600_PTE_SNOOPED (1 << 2)
|
|
#define R600_PTE_READABLE (1 << 5)
|
|
#define R600_PTE_WRITEABLE (1 << 6)
|
|
|
|
int rs600_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
|
|
{
|
|
void __iomem *ptr = (void *)rdev->gart.table.vram.ptr;
|
|
|
|
if (i < 0 || i > rdev->gart.num_gpu_pages) {
|
|
return -EINVAL;
|
|
}
|
|
addr = addr & 0xFFFFFFFFFFFFF000ULL;
|
|
addr |= R600_PTE_VALID | R600_PTE_SYSTEM | R600_PTE_SNOOPED;
|
|
addr |= R600_PTE_READABLE | R600_PTE_WRITEABLE;
|
|
writeq(addr, ((void __iomem *)ptr) + (i * 8));
|
|
return 0;
|
|
}
|
|
|
|
|
|
/*
|
|
* MC.
|
|
*/
|
|
void rs600_mc_disable_clients(struct radeon_device *rdev)
|
|
{
|
|
unsigned 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(AVIVO_D1VGA_CONTROL);
|
|
WREG32(AVIVO_D1VGA_CONTROL, tmp & ~AVIVO_DVGA_CONTROL_MODE_ENABLE);
|
|
tmp = RREG32(AVIVO_D2VGA_CONTROL);
|
|
WREG32(AVIVO_D2VGA_CONTROL, tmp & ~AVIVO_DVGA_CONTROL_MODE_ENABLE);
|
|
|
|
tmp = RREG32(AVIVO_D1CRTC_CONTROL);
|
|
WREG32(AVIVO_D1CRTC_CONTROL, tmp & ~AVIVO_CRTC_EN);
|
|
tmp = RREG32(AVIVO_D2CRTC_CONTROL);
|
|
WREG32(AVIVO_D2CRTC_CONTROL, tmp & ~AVIVO_CRTC_EN);
|
|
|
|
/* make sure all previous write got through */
|
|
tmp = RREG32(AVIVO_D2CRTC_CONTROL);
|
|
|
|
mdelay(1);
|
|
}
|
|
|
|
int rs600_mc_init(struct radeon_device *rdev)
|
|
{
|
|
uint32_t tmp;
|
|
int r;
|
|
|
|
if (r100_debugfs_rbbm_init(rdev)) {
|
|
DRM_ERROR("Failed to register debugfs file for RBBM !\n");
|
|
}
|
|
|
|
rs600_gpu_init(rdev);
|
|
rs600_gart_disable(rdev);
|
|
|
|
/* Setup GPU memory space */
|
|
rdev->mc.vram_location = 0xFFFFFFFFUL;
|
|
rdev->mc.gtt_location = 0xFFFFFFFFUL;
|
|
r = radeon_mc_setup(rdev);
|
|
if (r) {
|
|
return r;
|
|
}
|
|
|
|
/* Program GPU memory space */
|
|
/* Enable bus master */
|
|
tmp = RREG32(RADEON_BUS_CNTL) & ~RS600_BUS_MASTER_DIS;
|
|
WREG32(RADEON_BUS_CNTL, tmp);
|
|
/* FIXME: What does AGP means for such chipset ? */
|
|
WREG32_MC(RS600_MC_AGP_LOCATION, 0x0FFFFFFF);
|
|
/* FIXME: are this AGP reg in indirect MC range ? */
|
|
WREG32_MC(RS600_MC_AGP_BASE, 0);
|
|
WREG32_MC(RS600_MC_AGP_BASE_2, 0);
|
|
rs600_mc_disable_clients(rdev);
|
|
if (rs600_mc_wait_for_idle(rdev)) {
|
|
printk(KERN_WARNING "Failed to wait MC idle while "
|
|
"programming pipes. Bad things might happen.\n");
|
|
}
|
|
tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
|
|
tmp = REG_SET(RS600_MC_FB_TOP, tmp >> 16);
|
|
tmp |= REG_SET(RS600_MC_FB_START, rdev->mc.vram_location >> 16);
|
|
WREG32_MC(RS600_MC_FB_LOCATION, tmp);
|
|
WREG32(RS690_HDP_FB_LOCATION, rdev->mc.vram_location >> 16);
|
|
return 0;
|
|
}
|
|
|
|
void rs600_mc_fini(struct radeon_device *rdev)
|
|
{
|
|
rs600_gart_disable(rdev);
|
|
radeon_gart_table_vram_free(rdev);
|
|
radeon_gart_fini(rdev);
|
|
}
|
|
|
|
|
|
/*
|
|
* Interrupts
|
|
*/
|
|
int rs600_irq_set(struct radeon_device *rdev)
|
|
{
|
|
uint32_t tmp = 0;
|
|
uint32_t mode_int = 0;
|
|
|
|
if (rdev->irq.sw_int) {
|
|
tmp |= RADEON_SW_INT_ENABLE;
|
|
}
|
|
if (rdev->irq.crtc_vblank_int[0]) {
|
|
tmp |= AVIVO_DISPLAY_INT_STATUS;
|
|
mode_int |= AVIVO_D1MODE_INT_MASK;
|
|
}
|
|
if (rdev->irq.crtc_vblank_int[1]) {
|
|
tmp |= AVIVO_DISPLAY_INT_STATUS;
|
|
mode_int |= AVIVO_D2MODE_INT_MASK;
|
|
}
|
|
WREG32(RADEON_GEN_INT_CNTL, tmp);
|
|
WREG32(AVIVO_DxMODE_INT_MASK, mode_int);
|
|
return 0;
|
|
}
|
|
|
|
static inline uint32_t rs600_irq_ack(struct radeon_device *rdev, u32 *r500_disp_int)
|
|
{
|
|
uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS);
|
|
uint32_t irq_mask = RADEON_SW_INT_TEST;
|
|
|
|
if (irqs & AVIVO_DISPLAY_INT_STATUS) {
|
|
*r500_disp_int = RREG32(AVIVO_DISP_INTERRUPT_STATUS);
|
|
if (*r500_disp_int & AVIVO_D1_VBLANK_INTERRUPT) {
|
|
WREG32(AVIVO_D1MODE_VBLANK_STATUS, AVIVO_VBLANK_ACK);
|
|
}
|
|
if (*r500_disp_int & AVIVO_D2_VBLANK_INTERRUPT) {
|
|
WREG32(AVIVO_D2MODE_VBLANK_STATUS, AVIVO_VBLANK_ACK);
|
|
}
|
|
} else {
|
|
*r500_disp_int = 0;
|
|
}
|
|
|
|
if (irqs) {
|
|
WREG32(RADEON_GEN_INT_STATUS, irqs);
|
|
}
|
|
return irqs & irq_mask;
|
|
}
|
|
|
|
int rs600_irq_process(struct radeon_device *rdev)
|
|
{
|
|
uint32_t status;
|
|
uint32_t r500_disp_int;
|
|
|
|
status = rs600_irq_ack(rdev, &r500_disp_int);
|
|
if (!status && !r500_disp_int) {
|
|
return IRQ_NONE;
|
|
}
|
|
while (status || r500_disp_int) {
|
|
/* SW interrupt */
|
|
if (status & RADEON_SW_INT_TEST) {
|
|
radeon_fence_process(rdev);
|
|
}
|
|
/* Vertical blank interrupts */
|
|
if (r500_disp_int & AVIVO_D1_VBLANK_INTERRUPT) {
|
|
drm_handle_vblank(rdev->ddev, 0);
|
|
}
|
|
if (r500_disp_int & AVIVO_D2_VBLANK_INTERRUPT) {
|
|
drm_handle_vblank(rdev->ddev, 1);
|
|
}
|
|
status = rs600_irq_ack(rdev, &r500_disp_int);
|
|
}
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
u32 rs600_get_vblank_counter(struct radeon_device *rdev, int crtc)
|
|
{
|
|
if (crtc == 0)
|
|
return RREG32(AVIVO_D1CRTC_FRAME_COUNT);
|
|
else
|
|
return RREG32(AVIVO_D2CRTC_FRAME_COUNT);
|
|
}
|
|
|
|
|
|
/*
|
|
* Global GPU functions
|
|
*/
|
|
void rs600_disable_vga(struct radeon_device *rdev)
|
|
{
|
|
unsigned tmp;
|
|
|
|
WREG32(0x330, 0);
|
|
WREG32(0x338, 0);
|
|
tmp = RREG32(0x300);
|
|
tmp &= ~(3 << 16);
|
|
WREG32(0x300, tmp);
|
|
WREG32(0x308, (1 << 8));
|
|
WREG32(0x310, rdev->mc.vram_location);
|
|
WREG32(0x594, 0);
|
|
}
|
|
|
|
int rs600_mc_wait_for_idle(struct radeon_device *rdev)
|
|
{
|
|
unsigned i;
|
|
uint32_t tmp;
|
|
|
|
for (i = 0; i < rdev->usec_timeout; i++) {
|
|
/* read MC_STATUS */
|
|
tmp = RREG32_MC(RS600_MC_STATUS);
|
|
if (tmp & RS600_MC_STATUS_IDLE) {
|
|
return 0;
|
|
}
|
|
DRM_UDELAY(1);
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
void rs600_errata(struct radeon_device *rdev)
|
|
{
|
|
rdev->pll_errata = 0;
|
|
}
|
|
|
|
void rs600_gpu_init(struct radeon_device *rdev)
|
|
{
|
|
/* FIXME: HDP same place on rs600 ? */
|
|
r100_hdp_reset(rdev);
|
|
rs600_disable_vga(rdev);
|
|
/* FIXME: is this correct ? */
|
|
r420_pipes_init(rdev);
|
|
if (rs600_mc_wait_for_idle(rdev)) {
|
|
printk(KERN_WARNING "Failed to wait MC idle while "
|
|
"programming pipes. Bad things might happen.\n");
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* VRAM info.
|
|
*/
|
|
void rs600_vram_info(struct radeon_device *rdev)
|
|
{
|
|
/* FIXME: to do or is these values sane ? */
|
|
rdev->mc.vram_is_ddr = true;
|
|
rdev->mc.vram_width = 128;
|
|
}
|
|
|
|
void rs600_bandwidth_update(struct radeon_device *rdev)
|
|
{
|
|
/* FIXME: implement, should this be like rs690 ? */
|
|
}
|
|
|
|
|
|
/*
|
|
* Indirect registers accessor
|
|
*/
|
|
uint32_t rs600_mc_rreg(struct radeon_device *rdev, uint32_t reg)
|
|
{
|
|
uint32_t r;
|
|
|
|
WREG32(RS600_MC_INDEX,
|
|
((reg & RS600_MC_ADDR_MASK) | RS600_MC_IND_CITF_ARB0));
|
|
r = RREG32(RS600_MC_DATA);
|
|
return r;
|
|
}
|
|
|
|
void rs600_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
|
|
{
|
|
WREG32(RS600_MC_INDEX,
|
|
RS600_MC_IND_WR_EN | RS600_MC_IND_CITF_ARB0 |
|
|
((reg) & RS600_MC_ADDR_MASK));
|
|
WREG32(RS600_MC_DATA, v);
|
|
}
|
|
|
|
int rs600_init(struct radeon_device *rdev)
|
|
{
|
|
rdev->config.r300.reg_safe_bm = rs600_reg_safe_bm;
|
|
rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(rs600_reg_safe_bm);
|
|
return 0;
|
|
}
|