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path: root/drivers/gpu/drm/radeon/r100.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/r100.c')
-rw-r--r--drivers/gpu/drm/radeon/r100.c38
1 files changed, 37 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 10abc4d5a6cc..ef024ce3f7cc 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -1050,6 +1050,36 @@ static int r100_cp_init_microcode(struct radeon_device *rdev)
return err;
}
+u32 r100_gfx_get_rptr(struct radeon_device *rdev,
+ struct radeon_ring *ring)
+{
+ u32 rptr;
+
+ if (rdev->wb.enabled)
+ rptr = le32_to_cpu(rdev->wb.wb[ring->rptr_offs/4]);
+ else
+ rptr = RREG32(RADEON_CP_RB_RPTR);
+
+ return rptr;
+}
+
+u32 r100_gfx_get_wptr(struct radeon_device *rdev,
+ struct radeon_ring *ring)
+{
+ u32 wptr;
+
+ wptr = RREG32(RADEON_CP_RB_WPTR);
+
+ return wptr;
+}
+
+void r100_gfx_set_wptr(struct radeon_device *rdev,
+ struct radeon_ring *ring)
+{
+ WREG32(RADEON_CP_RB_WPTR, ring->wptr);
+ (void)RREG32(RADEON_CP_RB_WPTR);
+}
+
static void r100_cp_load_microcode(struct radeon_device *rdev)
{
const __be32 *fw_data;
@@ -1102,7 +1132,6 @@ int r100_cp_init(struct radeon_device *rdev, unsigned ring_size)
ring_size = (1 << (rb_bufsz + 1)) * 4;
r100_cp_load_microcode(rdev);
r = radeon_ring_init(rdev, ring, ring_size, RADEON_WB_CP_RPTR_OFFSET,
- RADEON_CP_RB_RPTR, RADEON_CP_RB_WPTR,
RADEON_CP_PACKET2);
if (r) {
return r;
@@ -3913,6 +3942,8 @@ int r100_resume(struct radeon_device *rdev)
/* Initialize surface registers */
radeon_surface_init(rdev);
+ radeon_pm_resume(rdev);
+
rdev->accel_working = true;
r = r100_startup(rdev);
if (r) {
@@ -3923,6 +3954,7 @@ int r100_resume(struct radeon_device *rdev)
int r100_suspend(struct radeon_device *rdev)
{
+ radeon_pm_suspend(rdev);
r100_cp_disable(rdev);
radeon_wb_disable(rdev);
r100_irq_disable(rdev);
@@ -3933,6 +3965,7 @@ int r100_suspend(struct radeon_device *rdev)
void r100_fini(struct radeon_device *rdev)
{
+ radeon_pm_fini(rdev);
r100_cp_fini(rdev);
radeon_wb_fini(rdev);
radeon_ib_pool_fini(rdev);
@@ -4039,6 +4072,9 @@ int r100_init(struct radeon_device *rdev)
}
r100_set_safe_registers(rdev);
+ /* Initialize power management */
+ radeon_pm_init(rdev);
+
rdev->accel_working = true;
r = r100_startup(rdev);
if (r) {