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drm/radeon/kms: Convert R300 to new init path
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Also cleanup register specific to R300.

Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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Jerome Glisse authored and Dave Airlie committed Oct 1, 2009
1 parent ca6ffc6 commit 207bf9e
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Showing 4 changed files with 345 additions and 146 deletions.
293 changes: 186 additions & 107 deletions drivers/gpu/drm/radeon/r300.c
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Original file line number Diff line number Diff line change
Expand Up @@ -34,42 +34,15 @@
#include "r100_track.h"
#include "r300d.h"
#include "rv350d.h"

#include "r300_reg_safe.h"

/* r300,r350,rv350,rv370,rv380 depends on : */
void r100_hdp_reset(struct radeon_device *rdev);
int r100_cp_reset(struct radeon_device *rdev);
int r100_rb2d_reset(struct radeon_device *rdev);
int r100_cp_init(struct radeon_device *rdev, unsigned ring_size);
int r100_pci_gart_enable(struct radeon_device *rdev);
void r100_mc_setup(struct radeon_device *rdev);
void r100_mc_disable_clients(struct radeon_device *rdev);
int r100_gui_wait_for_idle(struct radeon_device *rdev);
int r100_cs_packet_parse(struct radeon_cs_parser *p,
struct radeon_cs_packet *pkt,
unsigned idx);
int r100_cs_packet_parse_vline(struct radeon_cs_parser *p);
int r100_cs_parse_packet0(struct radeon_cs_parser *p,
struct radeon_cs_packet *pkt,
const unsigned *auth, unsigned n,
radeon_packet0_check_t check);
int r100_cs_track_check_pkt3_indx_buffer(struct radeon_cs_parser *p,
struct radeon_cs_packet *pkt,
struct radeon_object *robj);

/* This files gather functions specifics to:
* r300,r350,rv350,rv370,rv380
*
* Some of these functions might be used by newer ASICs.
*/
void r300_gpu_init(struct radeon_device *rdev);
int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev);

/* This files gather functions specifics to: r300,r350,rv350,rv370,rv380 */

/*
* rv370,rv380 PCIE GART
*/
static int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev);

void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev)
{
uint32_t tmp;
Expand Down Expand Up @@ -182,59 +155,6 @@ void rv370_pcie_gart_fini(struct radeon_device *rdev)
radeon_gart_fini(rdev);
}

/*
* MC
*/
int r300_mc_init(struct radeon_device *rdev)
{
int r;

if (r100_debugfs_rbbm_init(rdev)) {
DRM_ERROR("Failed to register debugfs file for RBBM !\n");
}

r300_gpu_init(rdev);
r100_pci_gart_disable(rdev);
if (rdev->flags & RADEON_IS_PCIE) {
rv370_pcie_gart_disable(rdev);
}

/* Setup GPU memory space */
rdev->mc.vram_location = 0xFFFFFFFFUL;
rdev->mc.gtt_location = 0xFFFFFFFFUL;
if (rdev->flags & RADEON_IS_AGP) {
r = radeon_agp_init(rdev);
if (r) {
printk(KERN_WARNING "[drm] Disabling AGP\n");
rdev->flags &= ~RADEON_IS_AGP;
rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
} else {
rdev->mc.gtt_location = rdev->mc.agp_base;
}
}
r = radeon_mc_setup(rdev);
if (r) {
return r;
}

/* Program GPU memory space */
r100_mc_disable_clients(rdev);
if (r300_mc_wait_for_idle(rdev)) {
printk(KERN_WARNING "Failed to wait MC idle while "
"programming pipes. Bad things might happen.\n");
}
r100_mc_setup(rdev);
return 0;
}

void r300_mc_fini(struct radeon_device *rdev)
{
}


/*
* Fence emission
*/
void r300_fence_ring_emit(struct radeon_device *rdev,
struct radeon_fence *fence)
{
Expand All @@ -260,10 +180,6 @@ void r300_fence_ring_emit(struct radeon_device *rdev,
radeon_ring_write(rdev, RADEON_SW_INT_FIRE);
}


/*
* Global GPU functions
*/
int r300_copy_dma(struct radeon_device *rdev,
uint64_t src_offset,
uint64_t dst_offset,
Expand Down Expand Up @@ -582,11 +498,6 @@ void r300_vram_info(struct radeon_device *rdev)
r100_vram_init_sizes(rdev);
}


/*
* PCIE Lanes
*/

void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes)
{
uint32_t link_width_cntl, mask;
Expand Down Expand Up @@ -646,10 +557,6 @@ void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes)

}


/*
* Debugfs info
*/
#if defined(CONFIG_DEBUG_FS)
static int rv370_debugfs_pcie_gart_info(struct seq_file *m, void *data)
{
Expand Down Expand Up @@ -680,7 +587,7 @@ static struct drm_info_list rv370_pcie_gart_info_list[] = {
};
#endif

int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
static int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
{
#if defined(CONFIG_DEBUG_FS)
return radeon_debugfs_add_files(rdev, rv370_pcie_gart_info_list, 1);
Expand All @@ -689,10 +596,6 @@ int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
#endif
}


/*
* CS functions
*/
static int r300_packet0_check(struct radeon_cs_parser *p,
struct radeon_cs_packet *pkt,
unsigned idx, unsigned reg)
Expand Down Expand Up @@ -1226,12 +1129,6 @@ void r300_set_reg_safe(struct radeon_device *rdev)
rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r300_reg_safe_bm);
}

int r300_init(struct radeon_device *rdev)
{
r300_set_reg_safe(rdev);
return 0;
}

void r300_mc_program(struct radeon_device *rdev)
{
struct r100_mc_save save;
Expand Down Expand Up @@ -1279,3 +1176,185 @@ void r300_clock_startup(struct radeon_device *rdev)
tmp |= S_00000D_FORCE_VAP(1);
WREG32_PLL(R_00000D_SCLK_CNTL, tmp);
}

static int r300_startup(struct radeon_device *rdev)
{
int r;

r300_mc_program(rdev);
/* Resume clock */
r300_clock_startup(rdev);
/* Initialize GPU configuration (# pipes, ...) */
r300_gpu_init(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;
}
/* Enable IRQ */
rdev->irq.sw_int = true;
r100_irq_set(rdev);
/* 1M ring buffer */
r = r100_cp_init(rdev, 1024 * 1024);
if (r) {
dev_err(rdev->dev, "failled initializing CP (%d).\n", r);
return r;
}
r = r100_wb_init(rdev);
if (r)
dev_err(rdev->dev, "failled initializing WB (%d).\n", r);
r = r100_ib_init(rdev);
if (r) {
dev_err(rdev->dev, "failled initializing IB (%d).\n", r);
return r;
}
return 0;
}

int r300_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 */
r300_clock_startup(rdev);
/* Reset gpu before posting otherwise ATOM will enter infinite loop */
if (radeon_gpu_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));
}
/* post */
radeon_combios_asic_init(rdev->ddev);
/* Resume clock after posting */
r300_clock_startup(rdev);
return r300_startup(rdev);
}

int r300_suspend(struct radeon_device *rdev)
{
r100_cp_disable(rdev);
r100_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 r300_fini(struct radeon_device *rdev)
{
r300_suspend(rdev);
r100_cp_fini(rdev);
r100_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_irq_kms_fini(rdev);
radeon_fence_driver_fini(rdev);
radeon_object_fini(rdev);
radeon_atombios_fini(rdev);
kfree(rdev->bios);
rdev->bios = NULL;
}

int r300_init(struct radeon_device *rdev)
{
int r;

rdev->new_init_path = true;
/* Disable VGA */
r100_vga_render_disable(rdev);
/* Initialize scratch registers */
radeon_scratch_init(rdev);
/* Initialize surface registers */
radeon_surface_init(rdev);
/* TODO: disable VGA need to use VGA request */
/* BIOS*/
if (!radeon_get_bios(rdev)) {
if (ASIC_IS_AVIVO(rdev))
return -EINVAL;
}
if (rdev->is_atom_bios) {
dev_err(rdev->dev, "Expecting combios for RS400/RS480 GPU\n");
return -EINVAL;
} else {
r = radeon_combios_init(rdev);
if (r)
return r;
}
/* Reset gpu before posting otherwise ATOM will enter infinite loop */
if (radeon_gpu_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_card_posted(rdev) && rdev->bios) {
DRM_INFO("GPU not posted. posting now...\n");
radeon_combios_asic_init(rdev->ddev);
}
/* Set asic errata */
r300_errata(rdev);
/* Initialize clocks */
radeon_get_clock_info(rdev->ddev);
/* Get vram informations */
r300_vram_info(rdev);
/* Initialize memory controller (also test AGP) */
r = r420_mc_init(rdev);
if (r)
return r;
/* 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_object_init(rdev);
if (r)
return r;
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;
}
r300_set_reg_safe(rdev);
rdev->accel_working = true;
r = r300_startup(rdev);
if (r) {
/* Somethings want wront with the accel init stop accel */
dev_err(rdev->dev, "Disabling GPU acceleration\n");
r300_suspend(rdev);
r100_cp_fini(rdev);
r100_wb_fini(rdev);
r100_ib_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_irq_kms_fini(rdev);
rdev->accel_working = false;
}
return 0;
}
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