提交 23956dfa 编写于 作者: D Dave Airlie

drm/radeon/kms: add HDP flushing for all GPUs.

rendercheck under kms on r600s was failing due to HDP flushing not happening.

This adds HDP flushing to the object wait function for r100->r700 families.

rendercheck passes basic tests on r600 with this change.
Acked-by: NAlex Deucher <alexdeucher@gmail.com>
Signed-off-by: NDave Airlie <airlied@redhat.com>
上级 38e14921
......@@ -1589,6 +1589,14 @@ void r100_gpu_init(struct radeon_device *rdev)
r100_hdp_reset(rdev);
}
void r100_hdp_flush(struct radeon_device *rdev)
{
u32 tmp;
tmp = RREG32(RADEON_HOST_PATH_CNTL);
tmp |= RADEON_HDP_READ_BUFFER_INVALIDATE;
WREG32(RADEON_HOST_PATH_CNTL, tmp);
}
void r100_hdp_reset(struct radeon_device *rdev)
{
uint32_t tmp;
......
......@@ -1101,6 +1101,10 @@ void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
(void)RREG32(PCIE_PORT_DATA);
}
void r600_hdp_flush(struct radeon_device *rdev)
{
WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
}
/*
* CP & Ring
......
......@@ -674,4 +674,5 @@
#define S_000E60_SOFT_RESET_TSC(x) (((x) & 1) << 16)
#define S_000E60_SOFT_RESET_VMC(x) (((x) & 1) << 17)
#define R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL 0x5480
#endif
......@@ -639,6 +639,7 @@ struct radeon_asic {
uint32_t offset, uint32_t obj_size);
int (*clear_surface_reg)(struct radeon_device *rdev, int reg);
void (*bandwidth_update)(struct radeon_device *rdev);
void (*hdp_flush)(struct radeon_device *rdev);
};
/*
......@@ -971,6 +972,7 @@ static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
#define radeon_set_surface_reg(rdev, r, f, p, o, s) ((rdev)->asic->set_surface_reg((rdev), (r), (f), (p), (o), (s)))
#define radeon_clear_surface_reg(rdev, r) ((rdev)->asic->clear_surface_reg((rdev), (r)))
#define radeon_bandwidth_update(rdev) (rdev)->asic->bandwidth_update((rdev))
#define radeon_hdp_flush(rdev) (rdev)->asic->hdp_flush((rdev))
/* Common functions */
extern int radeon_gart_table_vram_pin(struct radeon_device *rdev);
......
......@@ -76,6 +76,7 @@ int r100_clear_surface_reg(struct radeon_device *rdev, int reg);
void r100_bandwidth_update(struct radeon_device *rdev);
void r100_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib);
int r100_ring_test(struct radeon_device *rdev);
void r100_hdp_flush(struct radeon_device *rdev);
static struct radeon_asic r100_asic = {
.init = &r100_init,
......@@ -107,6 +108,7 @@ static struct radeon_asic r100_asic = {
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &r100_bandwidth_update,
.hdp_flush = &r100_hdp_flush,
};
......@@ -162,6 +164,7 @@ static struct radeon_asic r300_asic = {
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &r100_bandwidth_update,
.hdp_flush = &r100_hdp_flush,
};
/*
......@@ -201,6 +204,7 @@ static struct radeon_asic r420_asic = {
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &r100_bandwidth_update,
.hdp_flush = &r100_hdp_flush,
};
......@@ -245,6 +249,7 @@ static struct radeon_asic rs400_asic = {
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &r100_bandwidth_update,
.hdp_flush = &r100_hdp_flush,
};
......@@ -291,6 +296,7 @@ static struct radeon_asic rs600_asic = {
.set_pcie_lanes = NULL,
.set_clock_gating = &radeon_atom_set_clock_gating,
.bandwidth_update = &rs600_bandwidth_update,
.hdp_flush = &r100_hdp_flush,
};
......@@ -334,6 +340,7 @@ static struct radeon_asic rs690_asic = {
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &rs690_bandwidth_update,
.hdp_flush = &r100_hdp_flush,
};
......@@ -381,6 +388,7 @@ static struct radeon_asic rv515_asic = {
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &rv515_bandwidth_update,
.hdp_flush = &r100_hdp_flush,
};
......@@ -419,6 +427,7 @@ static struct radeon_asic r520_asic = {
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &rv515_bandwidth_update,
.hdp_flush = &r100_hdp_flush,
};
/*
......@@ -455,6 +464,7 @@ int r600_ring_test(struct radeon_device *rdev);
int r600_copy_blit(struct radeon_device *rdev,
uint64_t src_offset, uint64_t dst_offset,
unsigned num_pages, struct radeon_fence *fence);
void r600_hdp_flush(struct radeon_device *rdev);
static struct radeon_asic r600_asic = {
.init = &r600_init,
......@@ -484,6 +494,7 @@ static struct radeon_asic r600_asic = {
.set_surface_reg = r600_set_surface_reg,
.clear_surface_reg = r600_clear_surface_reg,
.bandwidth_update = &rv515_bandwidth_update,
.hdp_flush = &r600_hdp_flush,
};
/*
......@@ -523,6 +534,7 @@ static struct radeon_asic rv770_asic = {
.set_surface_reg = r600_set_surface_reg,
.clear_surface_reg = r600_clear_surface_reg,
.bandwidth_update = &rv515_bandwidth_update,
.hdp_flush = &r600_hdp_flush,
};
#endif
......@@ -315,6 +315,7 @@ int radeon_object_wait(struct radeon_object *robj)
}
spin_unlock(&robj->tobj.lock);
radeon_object_unreserve(robj);
radeon_hdp_flush(robj->rdev);
return r;
}
......
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