Set the me instance in early init and use that rather than
calculating the instance based on the ring pointer.
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 12 ++++++------
drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c | 12 ++++++------
drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 14 ++++++--------
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 23 +++++++++++------------
4 files changed, 29 insertions(+), 32 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
index a7576255cc30..dbd553a8d584 100644
--- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
+++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
@@ -177,9 +177,8 @@ static uint64_t cik_sdma_ring_get_rptr(struct amdgpu_ring
*ring)
static uint64_t cik_sdma_ring_get_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
- u32 me = (ring == &adev->sdma.instance[0].ring) ? 0 : 1;
- return (RREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[me]) & 0x3fffc) >> 2;
+ return (RREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[ring->me]) & 0x3fffc)
>> 2;
}
/**
@@ -192,9 +191,8 @@ static uint64_t cik_sdma_ring_get_wptr(struct amdgpu_ring
*ring)
static void cik_sdma_ring_set_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
- u32 me = (ring == &adev->sdma.instance[0].ring) ? 0 : 1;
- WREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[me],
+ WREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[ring->me],
(lower_32_bits(ring->wptr) << 2) & 0x3fffc);
}
@@ -248,7 +246,7 @@ static void cik_sdma_ring_emit_hdp_flush(struct amdgpu_ring
*ring)
SDMA_POLL_REG_MEM_EXTRA_FUNC(3)); /* == */
u32 ref_and_mask;
- if (ring == &ring->adev->sdma.instance[0].ring)
+ if (ring->me == 0)
ref_and_mask = GPU_HDP_FLUSH_DONE__SDMA0_MASK;
else
ref_and_mask = GPU_HDP_FLUSH_DONE__SDMA1_MASK;
@@ -1290,8 +1288,10 @@ static void cik_sdma_set_ring_funcs(struct amdgpu_device
*adev)
{
int i;
- for (i = 0; i < adev->sdma.num_instances; i++)
+ for (i = 0; i < adev->sdma.num_instances; i++) {
adev->sdma.instance[i].ring.funcs = &cik_sdma_ring_funcs;
+ adev->sdma.instance[i].ring.me = i;
+ }
}
static const struct amdgpu_irq_src_funcs cik_sdma_trap_irq_funcs = {
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
index c7190c39c4f5..cee4fae76d20 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
@@ -202,8 +202,7 @@ static uint64_t sdma_v2_4_ring_get_rptr(struct amdgpu_ring
*ring)
static uint64_t sdma_v2_4_ring_get_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
- int me = (ring == &ring->adev->sdma.instance[0].ring) ? 0 : 1;
- u32 wptr = RREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[me]) >> 2;
+ u32 wptr = RREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[ring->me]) >> 2;
return wptr;
}
@@ -218,9 +217,8 @@ static uint64_t sdma_v2_4_ring_get_wptr(struct amdgpu_ring
*ring)
static void sdma_v2_4_ring_set_wptr(struct amdgpu_ring *ring)
{
struct amdgpu_device *adev = ring->adev;
- int me = (ring == &ring->adev->sdma.instance[0].ring) ? 0 : 1;
- WREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[me],
lower_32_bits(ring->wptr) << 2);
+ WREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[ring->me],
lower_32_bits(ring->wptr) << 2);
}
static void sdma_v2_4_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
@@ -273,7 +271,7 @@ static void sdma_v2_4_ring_emit_hdp_flush(struct
amdgpu_ring *ring)
{
u32 ref_and_mask = 0;
- if (ring == &ring->adev->sdma.instance[0].ring)
+ if (ring->me == 0)
ref_and_mask = REG_SET_FIELD(ref_and_mask, GPU_HDP_FLUSH_DONE,
SDMA0, 1);
else
ref_and_mask = REG_SET_FIELD(ref_and_mask, GPU_HDP_FLUSH_DONE,
SDMA1, 1);
@@ -1213,8 +1211,10 @@ static void sdma_v2_4_set_ring_funcs(struct
amdgpu_device *adev)
{
int i;
- for (i = 0; i < adev->sdma.num_instances; i++)
+ for (i = 0; i < adev->sdma.num_instances; i++) {
adev->sdma.instance[i].ring.funcs = &sdma_v2_4_ring_funcs;
+ adev->sdma.instance[i].ring.me = i;
+ }
}
static const struct amdgpu_irq_src_funcs sdma_v2_4_trap_irq_funcs = {
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
index aa9ab299fd32..99616dd9594f 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
@@ -365,9 +365,7 @@ static uint64_t sdma_v3_0_ring_get_wptr(struct amdgpu_ring
*ring)
/* XXX check if swapping is necessary on BE */
wptr = ring->adev->wb.wb[ring->wptr_offs] >> 2;
} else {
- int me = (ring == &ring->adev->sdma.instance[0].ring) ? 0 : 1;
-
- wptr = RREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[me]) >> 2;
+ wptr = RREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[ring->me]) >>
2;
}
return wptr;
@@ -394,9 +392,7 @@ static void sdma_v3_0_ring_set_wptr(struct amdgpu_ring
*ring)
WRITE_ONCE(*wb, (lower_32_bits(ring->wptr) << 2));
} else {
- int me = (ring == &ring->adev->sdma.instance[0].ring) ? 0 : 1;
-
- WREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[me],
lower_32_bits(ring->wptr) << 2);
+ WREG32(mmSDMA0_GFX_RB_WPTR + sdma_offsets[ring->me],
lower_32_bits(ring->wptr) << 2);
}
}
@@ -450,7 +446,7 @@ static void sdma_v3_0_ring_emit_hdp_flush(struct
amdgpu_ring *ring)
{
u32 ref_and_mask = 0;
- if (ring == &ring->adev->sdma.instance[0].ring)
+ if (ring->me == 0)
ref_and_mask = REG_SET_FIELD(ref_and_mask, GPU_HDP_FLUSH_DONE,
SDMA0, 1);
else
ref_and_mask = REG_SET_FIELD(ref_and_mask, GPU_HDP_FLUSH_DONE,
SDMA1, 1);
@@ -1655,8 +1651,10 @@ static void sdma_v3_0_set_ring_funcs(struct
amdgpu_device *adev)
{
int i;
- for (i = 0; i < adev->sdma.num_instances; i++)
+ for (i = 0; i < adev->sdma.num_instances; i++) {
adev->sdma.instance[i].ring.funcs = &sdma_v3_0_ring_funcs;
+ adev->sdma.instance[i].ring.me = i;
+ }
}
static const struct amdgpu_irq_src_funcs sdma_v3_0_trap_irq_funcs = {
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index ca53b3fba422..572ca63cf676 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -296,13 +296,12 @@ static uint64_t sdma_v4_0_ring_get_wptr(struct
amdgpu_ring *ring)
DRM_DEBUG("wptr/doorbell before shift == 0x%016llx\n", wptr);
} else {
u32 lowbit, highbit;
- int me = (ring == &adev->sdma.instance[0].ring) ? 0 : 1;
- lowbit = RREG32(sdma_v4_0_get_reg_offset(adev, me,
mmSDMA0_GFX_RB_WPTR)) >> 2;
- highbit = RREG32(sdma_v4_0_get_reg_offset(adev, me,
mmSDMA0_GFX_RB_WPTR_HI)) >> 2;
+ lowbit = RREG32(sdma_v4_0_get_reg_offset(adev, ring->me,
mmSDMA0_GFX_RB_WPTR)) >> 2;
+ highbit = RREG32(sdma_v4_0_get_reg_offset(adev, ring->me,
mmSDMA0_GFX_RB_WPTR_HI)) >> 2;
DRM_DEBUG("wptr [%i]high== 0x%08x low==0x%08x\n",
- me, highbit, lowbit);
+ ring->me, highbit, lowbit);
wptr = highbit;
wptr = wptr << 32;
wptr |= lowbit;
@@ -339,17 +338,15 @@ static void sdma_v4_0_ring_set_wptr(struct amdgpu_ring
*ring)
ring->doorbell_index, ring->wptr << 2);
WDOORBELL64(ring->doorbell_index, ring->wptr << 2);
} else {
- int me = (ring == &ring->adev->sdma.instance[0].ring) ? 0 : 1;
-
DRM_DEBUG("Not using doorbell -- "
"mmSDMA%i_GFX_RB_WPTR == 0x%08x "
"mmSDMA%i_GFX_RB_WPTR_HI == 0x%08x\n",
- me,
+ ring->me,
lower_32_bits(ring->wptr << 2),
- me,
+ ring->me,
upper_32_bits(ring->wptr << 2));
- WREG32(sdma_v4_0_get_reg_offset(adev, me, mmSDMA0_GFX_RB_WPTR),
lower_32_bits(ring->wptr << 2));
- WREG32(sdma_v4_0_get_reg_offset(adev, me,
mmSDMA0_GFX_RB_WPTR_HI), upper_32_bits(ring->wptr << 2));
+ WREG32(sdma_v4_0_get_reg_offset(adev, ring->me,
mmSDMA0_GFX_RB_WPTR), lower_32_bits(ring->wptr << 2));
+ WREG32(sdma_v4_0_get_reg_offset(adev, ring->me,
mmSDMA0_GFX_RB_WPTR_HI), upper_32_bits(ring->wptr << 2));
}
}
@@ -430,7 +427,7 @@ static void sdma_v4_0_ring_emit_hdp_flush(struct
amdgpu_ring *ring)
u32 ref_and_mask = 0;
const struct nbio_hdp_flush_reg *nbio_hf_reg =
adev->nbio_funcs->hdp_flush_reg;
- if (ring == &ring->adev->sdma.instance[0].ring)
+ if (ring->me == 0)
ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0;
else
ref_and_mask = nbio_hf_reg->ref_and_mask_sdma1;
@@ -1651,8 +1648,10 @@ static void sdma_v4_0_set_ring_funcs(struct
amdgpu_device *adev)
{
int i;
- for (i = 0; i < adev->sdma.num_instances; i++)
+ for (i = 0; i < adev->sdma.num_instances; i++) {
adev->sdma.instance[i].ring.funcs = &sdma_v4_0_ring_funcs;
+ adev->sdma.instance[i].ring.me = i;
+ }
}
static const struct amdgpu_irq_src_funcs sdma_v4_0_trap_irq_funcs = {
--
2.13.6
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