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path: root/drivers/gpu/drm/radeon/radeon_device.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_device.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_device.c117
1 files changed, 80 insertions, 37 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index a275cf6..405c827 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -32,6 +32,7 @@
#include <drm/radeon_drm.h>
#include <linux/vgaarb.h>
#include <linux/vga_switcheroo.h>
+#include <linux/efi.h>
#include "radeon_reg.h"
#include "radeon.h"
#include "atom.h"
@@ -303,6 +304,8 @@ void radeon_vram_location(struct radeon_device *rdev, struct radeon_mc *mc, u64
mc->mc_vram_size = mc->aper_size;
}
mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
+ if (radeon_vram_limit && radeon_vram_limit < mc->real_vram_size)
+ mc->real_vram_size = radeon_vram_limit;
dev_info(rdev->dev, "VRAM: %lluM 0x%016llX - 0x%016llX (%lluM used)\n",
mc->mc_vram_size >> 20, mc->vram_start,
mc->vram_end, mc->real_vram_size >> 20);
@@ -351,6 +354,9 @@ bool radeon_card_posted(struct radeon_device *rdev)
{
uint32_t reg;
+ if (efi_enabled && rdev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE)
+ return false;
+
/* first check CRTCs */
if (ASIC_IS_DCE4(rdev)) {
reg = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET) |
@@ -712,19 +718,26 @@ int radeon_device_init(struct radeon_device *rdev,
/* mutex initialization are all done here so we
* can recall function without having locking issues */
- mutex_init(&rdev->cs_mutex);
- mutex_init(&rdev->ib_pool.mutex);
- mutex_init(&rdev->cp.mutex);
+ radeon_mutex_init(&rdev->cs_mutex);
+ radeon_mutex_init(&rdev->ib_pool.mutex);
+ for (i = 0; i < RADEON_NUM_RINGS; ++i)
+ mutex_init(&rdev->ring[i].mutex);
mutex_init(&rdev->dc_hw_i2c_mutex);
if (rdev->family >= CHIP_R600)
spin_lock_init(&rdev->ih.lock);
mutex_init(&rdev->gem.mutex);
mutex_init(&rdev->pm.mutex);
mutex_init(&rdev->vram_mutex);
- rwlock_init(&rdev->fence_drv.lock);
+ rwlock_init(&rdev->fence_lock);
+ rwlock_init(&rdev->semaphore_drv.lock);
INIT_LIST_HEAD(&rdev->gem.objects);
init_waitqueue_head(&rdev->irq.vblank_queue);
init_waitqueue_head(&rdev->irq.idle_queue);
+ INIT_LIST_HEAD(&rdev->semaphore_drv.bo);
+ /* initialize vm here */
+ rdev->vm_manager.use_bitmap = 1;
+ rdev->vm_manager.max_pfn = 1 << 20;
+ INIT_LIST_HEAD(&rdev->vm_manager.lru_vm);
/* Set asic functions */
r = radeon_asic_init(rdev);
@@ -746,22 +759,29 @@ int radeon_device_init(struct radeon_device *rdev,
/* set DMA mask + need_dma32 flags.
* PCIE - can handle 40-bits.
- * IGP - can handle 40-bits (in theory)
+ * IGP - can handle 40-bits
* AGP - generally dma32 is safest
- * PCI - only dma32
+ * PCI - dma32 for legacy pci gart, 40 bits on newer asics
*/
rdev->need_dma32 = false;
if (rdev->flags & RADEON_IS_AGP)
rdev->need_dma32 = true;
- if (rdev->flags & RADEON_IS_PCI)
+ if ((rdev->flags & RADEON_IS_PCI) &&
+ (rdev->family < CHIP_RS400))
rdev->need_dma32 = true;
dma_bits = rdev->need_dma32 ? 32 : 40;
r = pci_set_dma_mask(rdev->pdev, DMA_BIT_MASK(dma_bits));
if (r) {
rdev->need_dma32 = true;
+ dma_bits = 32;
printk(KERN_WARNING "radeon: No suitable DMA available.\n");
}
+ r = pci_set_consistent_dma_mask(rdev->pdev, DMA_BIT_MASK(dma_bits));
+ if (r) {
+ pci_set_consistent_dma_mask(rdev->pdev, DMA_BIT_MASK(32));
+ printk(KERN_WARNING "radeon: No coherent DMA available.\n");
+ }
/* Registers mapping */
/* TODO: block userspace mapping of io register */
@@ -809,15 +829,20 @@ int radeon_device_init(struct radeon_device *rdev,
if (r)
return r;
}
- if (radeon_testing) {
+ if ((radeon_testing & 1)) {
radeon_test_moves(rdev);
}
+ if ((radeon_testing & 2)) {
+ radeon_test_syncing(rdev);
+ }
if (radeon_benchmarking) {
- radeon_benchmark(rdev);
+ radeon_benchmark(rdev, radeon_benchmarking);
}
return 0;
}
+static void radeon_debugfs_remove_files(struct radeon_device *rdev);
+
void radeon_device_fini(struct radeon_device *rdev)
{
DRM_INFO("radeon: finishing device.\n");
@@ -832,6 +857,7 @@ void radeon_device_fini(struct radeon_device *rdev)
rdev->rio_mem = NULL;
iounmap(rdev->rmmio);
rdev->rmmio = NULL;
+ radeon_debugfs_remove_files(rdev);
}
@@ -843,7 +869,7 @@ int radeon_suspend_kms(struct drm_device *dev, pm_message_t state)
struct radeon_device *rdev;
struct drm_crtc *crtc;
struct drm_connector *connector;
- int r;
+ int i, r;
if (dev == NULL || dev->dev_private == NULL) {
return -ENODEV;
@@ -884,7 +910,8 @@ int radeon_suspend_kms(struct drm_device *dev, pm_message_t state)
/* evict vram memory */
radeon_bo_evict_vram(rdev);
/* wait for gpu to finish processing current batch */
- radeon_fence_wait_last(rdev);
+ for (i = 0; i < RADEON_NUM_RINGS; i++)
+ radeon_fence_wait_last(rdev, i);
radeon_save_bios_scratch_regs(rdev);
@@ -933,9 +960,11 @@ int radeon_resume_kms(struct drm_device *dev)
radeon_fbdev_set_suspend(rdev, 0);
console_unlock();
- /* init dig PHYs */
- if (rdev->is_atom_bios)
+ /* init dig PHYs, disp eng pll */
+ if (rdev->is_atom_bios) {
radeon_atom_encoder_init(rdev);
+ radeon_atom_dcpll_init(rdev);
+ }
/* reset hpd state */
radeon_hpd_init(rdev);
/* blat the mode back in */
@@ -954,6 +983,9 @@ int radeon_gpu_reset(struct radeon_device *rdev)
int r;
int resched;
+ /* Prevent CS ioctl from interfering */
+ radeon_mutex_lock(&rdev->cs_mutex);
+
radeon_save_bios_scratch_regs(rdev);
/* block TTM */
resched = ttm_bo_lock_delayed_workqueue(&rdev->mman.bdev);
@@ -966,10 +998,15 @@ int radeon_gpu_reset(struct radeon_device *rdev)
radeon_restore_bios_scratch_regs(rdev);
drm_helper_resume_force_mode(rdev->ddev);
ttm_bo_unlock_delayed_workqueue(&rdev->mman.bdev, resched);
- return 0;
}
- /* bad news, how to tell it to userspace ? */
- dev_info(rdev->dev, "GPU reset failed\n");
+
+ radeon_mutex_unlock(&rdev->cs_mutex);
+
+ if (r) {
+ /* bad news, how to tell it to userspace ? */
+ dev_info(rdev->dev, "GPU reset failed\n");
+ }
+
return r;
}
@@ -977,33 +1014,29 @@ int radeon_gpu_reset(struct radeon_device *rdev)
/*
* Debugfs
*/
-struct radeon_debugfs {
- struct drm_info_list *files;
- unsigned num_files;
-};
-static struct radeon_debugfs _radeon_debugfs[RADEON_DEBUGFS_MAX_NUM_FILES];
-static unsigned _radeon_debugfs_count = 0;
-
int radeon_debugfs_add_files(struct radeon_device *rdev,
struct drm_info_list *files,
unsigned nfiles)
{
unsigned i;
- for (i = 0; i < _radeon_debugfs_count; i++) {
- if (_radeon_debugfs[i].files == files) {
+ for (i = 0; i < rdev->debugfs_count; i++) {
+ if (rdev->debugfs[i].files == files) {
/* Already registered */
return 0;
}
}
- if ((_radeon_debugfs_count + nfiles) > RADEON_DEBUGFS_MAX_NUM_FILES) {
- DRM_ERROR("Reached maximum number of debugfs files.\n");
- DRM_ERROR("Report so we increase RADEON_DEBUGFS_MAX_NUM_FILES.\n");
+
+ i = rdev->debugfs_count + 1;
+ if (i > RADEON_DEBUGFS_MAX_COMPONENTS) {
+ DRM_ERROR("Reached maximum number of debugfs components.\n");
+ DRM_ERROR("Report so we increase "
+ "RADEON_DEBUGFS_MAX_COMPONENTS.\n");
return -EINVAL;
}
- _radeon_debugfs[_radeon_debugfs_count].files = files;
- _radeon_debugfs[_radeon_debugfs_count].num_files = nfiles;
- _radeon_debugfs_count++;
+ rdev->debugfs[rdev->debugfs_count].files = files;
+ rdev->debugfs[rdev->debugfs_count].num_files = nfiles;
+ rdev->debugfs_count = i;
#if defined(CONFIG_DEBUG_FS)
drm_debugfs_create_files(files, nfiles,
rdev->ddev->control->debugfs_root,
@@ -1015,6 +1048,22 @@ int radeon_debugfs_add_files(struct radeon_device *rdev,
return 0;
}
+static void radeon_debugfs_remove_files(struct radeon_device *rdev)
+{
+#if defined(CONFIG_DEBUG_FS)
+ unsigned i;
+
+ for (i = 0; i < rdev->debugfs_count; i++) {
+ drm_debugfs_remove_files(rdev->debugfs[i].files,
+ rdev->debugfs[i].num_files,
+ rdev->ddev->control);
+ drm_debugfs_remove_files(rdev->debugfs[i].files,
+ rdev->debugfs[i].num_files,
+ rdev->ddev->primary);
+ }
+#endif
+}
+
#if defined(CONFIG_DEBUG_FS)
int radeon_debugfs_init(struct drm_minor *minor)
{
@@ -1023,11 +1072,5 @@ int radeon_debugfs_init(struct drm_minor *minor)
void radeon_debugfs_cleanup(struct drm_minor *minor)
{
- unsigned i;
-
- for (i = 0; i < _radeon_debugfs_count; i++) {
- drm_debugfs_remove_files(_radeon_debugfs[i].files,
- _radeon_debugfs[i].num_files, minor);
- }
}
#endif
generated by cgit v1.1 at 2024-05-30 08:22:14 +0000