[PATCH 01/22] drm/amdgpu: refactor MQD/HQD initialization
Andres Rodriguez
andresx7 at gmail.com
Tue Feb 28 22:14:28 UTC 2017
The MQD programming sequence currently exists in 3 different places.
Refactor it to absorb all the duplicates.
The success path remains mostly identical except for a slightly
different order in the non-kiq case. This shouldn't matter if the HQD
is disabled.
The error handling paths have been updated to deal with the new code
structure.
Signed-off-by: Andres Rodriguez <andresx7 at gmail.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 447 ++++++++++++++++++----------------
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 417 +++++++++++--------------------
2 files changed, 387 insertions(+), 477 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
index 1f93545..8e1e601 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
@@ -42,20 +42,22 @@
#include "gca/gfx_7_2_sh_mask.h"
#include "gmc/gmc_7_0_d.h"
#include "gmc/gmc_7_0_sh_mask.h"
#include "oss/oss_2_0_d.h"
#include "oss/oss_2_0_sh_mask.h"
#define GFX7_NUM_GFX_RINGS 1
#define GFX7_NUM_COMPUTE_RINGS 8
+#define GFX7_MEC_HPD_SIZE 2048
+
static void gfx_v7_0_set_ring_funcs(struct amdgpu_device *adev);
static void gfx_v7_0_set_irq_funcs(struct amdgpu_device *adev);
static void gfx_v7_0_set_gds_init(struct amdgpu_device *adev);
MODULE_FIRMWARE("radeon/bonaire_pfp.bin");
MODULE_FIRMWARE("radeon/bonaire_me.bin");
MODULE_FIRMWARE("radeon/bonaire_ce.bin");
MODULE_FIRMWARE("radeon/bonaire_rlc.bin");
MODULE_FIRMWARE("radeon/bonaire_mec.bin");
@@ -2792,40 +2794,38 @@ static void gfx_v7_0_mec_fini(struct amdgpu_device *adev)
if (unlikely(r != 0))
dev_warn(adev->dev, "(%d) reserve HPD EOP bo failed\n", r);
amdgpu_bo_unpin(adev->gfx.mec.hpd_eop_obj);
amdgpu_bo_unreserve(adev->gfx.mec.hpd_eop_obj);
amdgpu_bo_unref(&adev->gfx.mec.hpd_eop_obj);
adev->gfx.mec.hpd_eop_obj = NULL;
}
}
-#define MEC_HPD_SIZE 2048
-
static int gfx_v7_0_mec_init(struct amdgpu_device *adev)
{
int r;
u32 *hpd;
/*
* KV: 2 MEC, 4 Pipes/MEC, 8 Queues/Pipe - 64 Queues total
* CI/KB: 1 MEC, 4 Pipes/MEC, 8 Queues/Pipe - 32 Queues total
* Nonetheless, we assign only 1 pipe because all other pipes will
* be handled by KFD
*/
adev->gfx.mec.num_mec = 1;
adev->gfx.mec.num_pipe = 1;
adev->gfx.mec.num_queue = adev->gfx.mec.num_mec * adev->gfx.mec.num_pipe * 8;
if (adev->gfx.mec.hpd_eop_obj == NULL) {
r = amdgpu_bo_create(adev,
- adev->gfx.mec.num_mec *adev->gfx.mec.num_pipe * MEC_HPD_SIZE * 2,
+ adev->gfx.mec.num_mec * adev->gfx.mec.num_pipe * GFX7_MEC_HPD_SIZE * 2,
PAGE_SIZE, true,
AMDGPU_GEM_DOMAIN_GTT, 0, NULL, NULL,
&adev->gfx.mec.hpd_eop_obj);
if (r) {
dev_warn(adev->dev, "(%d) create HDP EOP bo failed\n", r);
return r;
}
}
r = amdgpu_bo_reserve(adev->gfx.mec.hpd_eop_obj, false);
@@ -2841,21 +2841,21 @@ static int gfx_v7_0_mec_init(struct amdgpu_device *adev)
return r;
}
r = amdgpu_bo_kmap(adev->gfx.mec.hpd_eop_obj, (void **)&hpd);
if (r) {
dev_warn(adev->dev, "(%d) map HDP EOP bo failed\n", r);
gfx_v7_0_mec_fini(adev);
return r;
}
/* clear memory. Not sure if this is required or not */
- memset(hpd, 0, adev->gfx.mec.num_mec *adev->gfx.mec.num_pipe * MEC_HPD_SIZE * 2);
+ memset(hpd, 0, adev->gfx.mec.num_mec * adev->gfx.mec.num_pipe * GFX7_MEC_HPD_SIZE * 2);
amdgpu_bo_kunmap(adev->gfx.mec.hpd_eop_obj);
amdgpu_bo_unreserve(adev->gfx.mec.hpd_eop_obj);
return 0;
}
struct hqd_registers
{
u32 cp_mqd_base_addr;
@@ -2916,261 +2916,296 @@ struct bonaire_mqd
u32 restart[3];
u32 thread_trace_enable;
u32 reserved1;
u32 user_data[16];
u32 vgtcs_invoke_count[2];
struct hqd_registers queue_state;
u32 dequeue_cntr;
u32 interrupt_queue[64];
};
-/**
- * gfx_v7_0_cp_compute_resume - setup the compute queue registers
- *
- * @adev: amdgpu_device pointer
- *
- * Program the compute queues and test them to make sure they
- * are working.
- * Returns 0 for success, error for failure.
- */
-static int gfx_v7_0_cp_compute_resume(struct amdgpu_device *adev)
+static void gfx_v7_0_compute_pipe_init(struct amdgpu_device *adev, int me, int pipe)
{
- int r, i, j;
- u32 tmp;
- bool use_doorbell = true;
- u64 hqd_gpu_addr;
- u64 mqd_gpu_addr;
u64 eop_gpu_addr;
- u64 wb_gpu_addr;
- u32 *buf;
- struct bonaire_mqd *mqd;
- struct amdgpu_ring *ring;
-
- /* fix up chicken bits */
- tmp = RREG32(mmCP_CPF_DEBUG);
- tmp |= (1 << 23);
- WREG32(mmCP_CPF_DEBUG, tmp);
+ u32 tmp;
+ size_t eop_offset = me * pipe * GFX7_MEC_HPD_SIZE * 2;
- /* init the pipes */
mutex_lock(&adev->srbm_mutex);
- for (i = 0; i < (adev->gfx.mec.num_pipe * adev->gfx.mec.num_mec); i++) {
- int me = (i < 4) ? 1 : 2;
- int pipe = (i < 4) ? i : (i - 4);
+ eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr + eop_offset;
- eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr + (i * MEC_HPD_SIZE * 2);
+ cik_srbm_select(adev, me, pipe, 0, 0);
- cik_srbm_select(adev, me, pipe, 0, 0);
+ /* write the EOP addr */
+ WREG32(mmCP_HPD_EOP_BASE_ADDR, eop_gpu_addr >> 8);
+ WREG32(mmCP_HPD_EOP_BASE_ADDR_HI, upper_32_bits(eop_gpu_addr) >> 8);
- /* write the EOP addr */
- WREG32(mmCP_HPD_EOP_BASE_ADDR, eop_gpu_addr >> 8);
- WREG32(mmCP_HPD_EOP_BASE_ADDR_HI, upper_32_bits(eop_gpu_addr) >> 8);
+ /* set the VMID assigned */
+ WREG32(mmCP_HPD_EOP_VMID, 0);
- /* set the VMID assigned */
- WREG32(mmCP_HPD_EOP_VMID, 0);
+ /* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
+ tmp = RREG32(mmCP_HPD_EOP_CONTROL);
+ tmp &= ~CP_HPD_EOP_CONTROL__EOP_SIZE_MASK;
+ tmp |= order_base_2(GFX7_MEC_HPD_SIZE / 8);
+ WREG32(mmCP_HPD_EOP_CONTROL, tmp);
- /* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
- tmp = RREG32(mmCP_HPD_EOP_CONTROL);
- tmp &= ~CP_HPD_EOP_CONTROL__EOP_SIZE_MASK;
- tmp |= order_base_2(MEC_HPD_SIZE / 8);
- WREG32(mmCP_HPD_EOP_CONTROL, tmp);
- }
cik_srbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
+}
- /* init the queues. Just two for now. */
- for (i = 0; i < adev->gfx.num_compute_rings; i++) {
- ring = &adev->gfx.compute_ring[i];
+static int gfx_v7_0_mqd_deactivate(struct amdgpu_device *adev)
+{
+ int i;
- if (ring->mqd_obj == NULL) {
- r = amdgpu_bo_create(adev,
- sizeof(struct bonaire_mqd),
- PAGE_SIZE, true,
- AMDGPU_GEM_DOMAIN_GTT, 0, NULL, NULL,
- &ring->mqd_obj);
- if (r) {
- dev_warn(adev->dev, "(%d) create MQD bo failed\n", r);
- return r;
- }
+ /* disable the queue if it's active */
+ if (RREG32(mmCP_HQD_ACTIVE) & 1) {
+ WREG32(mmCP_HQD_DEQUEUE_REQUEST, 1);
+ for (i = 0; i < adev->usec_timeout; i++) {
+ if (!(RREG32(mmCP_HQD_ACTIVE) & 1))
+ break;
+ udelay(1);
}
- r = amdgpu_bo_reserve(ring->mqd_obj, false);
- if (unlikely(r != 0)) {
- gfx_v7_0_cp_compute_fini(adev);
- return r;
- }
- r = amdgpu_bo_pin(ring->mqd_obj, AMDGPU_GEM_DOMAIN_GTT,
- &mqd_gpu_addr);
- if (r) {
- dev_warn(adev->dev, "(%d) pin MQD bo failed\n", r);
- gfx_v7_0_cp_compute_fini(adev);
- return r;
- }
- r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&buf);
- if (r) {
- dev_warn(adev->dev, "(%d) map MQD bo failed\n", r);
- gfx_v7_0_cp_compute_fini(adev);
- return r;
- }
+ if (i == adev->usec_timeout)
+ return -ETIMEDOUT;
- /* init the mqd struct */
- memset(buf, 0, sizeof(struct bonaire_mqd));
+ WREG32(mmCP_HQD_DEQUEUE_REQUEST, 0);
+ WREG32(mmCP_HQD_PQ_RPTR, 0);
+ WREG32(mmCP_HQD_PQ_WPTR, 0);
+ }
- mqd = (struct bonaire_mqd *)buf;
- mqd->header = 0xC0310800;
- mqd->static_thread_mgmt01[0] = 0xffffffff;
- mqd->static_thread_mgmt01[1] = 0xffffffff;
- mqd->static_thread_mgmt23[0] = 0xffffffff;
- mqd->static_thread_mgmt23[1] = 0xffffffff;
+ return 0;
+}
- mutex_lock(&adev->srbm_mutex);
- cik_srbm_select(adev, ring->me,
- ring->pipe,
- ring->queue, 0);
+static void gfx_v7_0_mqd_init(struct amdgpu_device *adev,
+ struct bonaire_mqd *mqd,
+ uint64_t mqd_gpu_addr,
+ struct amdgpu_ring *ring)
+{
+ u64 hqd_gpu_addr;
+ u64 wb_gpu_addr;
- /* disable wptr polling */
- tmp = RREG32(mmCP_PQ_WPTR_POLL_CNTL);
- tmp &= ~CP_PQ_WPTR_POLL_CNTL__EN_MASK;
- WREG32(mmCP_PQ_WPTR_POLL_CNTL, tmp);
+ /* init the mqd struct */
+ memset(mqd, 0, sizeof(struct bonaire_mqd));
- /* enable doorbell? */
- mqd->queue_state.cp_hqd_pq_doorbell_control =
- RREG32(mmCP_HQD_PQ_DOORBELL_CONTROL);
- if (use_doorbell)
- mqd->queue_state.cp_hqd_pq_doorbell_control |= CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_EN_MASK;
- else
- mqd->queue_state.cp_hqd_pq_doorbell_control &= ~CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_EN_MASK;
- WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL,
- mqd->queue_state.cp_hqd_pq_doorbell_control);
-
- /* disable the queue if it's active */
- mqd->queue_state.cp_hqd_dequeue_request = 0;
- mqd->queue_state.cp_hqd_pq_rptr = 0;
- mqd->queue_state.cp_hqd_pq_wptr= 0;
- if (RREG32(mmCP_HQD_ACTIVE) & 1) {
- WREG32(mmCP_HQD_DEQUEUE_REQUEST, 1);
- for (j = 0; j < adev->usec_timeout; j++) {
- if (!(RREG32(mmCP_HQD_ACTIVE) & 1))
- break;
- udelay(1);
- }
- WREG32(mmCP_HQD_DEQUEUE_REQUEST, mqd->queue_state.cp_hqd_dequeue_request);
- WREG32(mmCP_HQD_PQ_RPTR, mqd->queue_state.cp_hqd_pq_rptr);
- WREG32(mmCP_HQD_PQ_WPTR, mqd->queue_state.cp_hqd_pq_wptr);
- }
+ mqd->header = 0xC0310800;
+ mqd->static_thread_mgmt01[0] = 0xffffffff;
+ mqd->static_thread_mgmt01[1] = 0xffffffff;
+ mqd->static_thread_mgmt23[0] = 0xffffffff;
+ mqd->static_thread_mgmt23[1] = 0xffffffff;
- /* set the pointer to the MQD */
- mqd->queue_state.cp_mqd_base_addr = mqd_gpu_addr & 0xfffffffc;
- mqd->queue_state.cp_mqd_base_addr_hi = upper_32_bits(mqd_gpu_addr);
- WREG32(mmCP_MQD_BASE_ADDR, mqd->queue_state.cp_mqd_base_addr);
- WREG32(mmCP_MQD_BASE_ADDR_HI, mqd->queue_state.cp_mqd_base_addr_hi);
- /* set MQD vmid to 0 */
- mqd->queue_state.cp_mqd_control = RREG32(mmCP_MQD_CONTROL);
- mqd->queue_state.cp_mqd_control &= ~CP_MQD_CONTROL__VMID_MASK;
- WREG32(mmCP_MQD_CONTROL, mqd->queue_state.cp_mqd_control);
-
- /* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
- hqd_gpu_addr = ring->gpu_addr >> 8;
- mqd->queue_state.cp_hqd_pq_base = hqd_gpu_addr;
- mqd->queue_state.cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
- WREG32(mmCP_HQD_PQ_BASE, mqd->queue_state.cp_hqd_pq_base);
- WREG32(mmCP_HQD_PQ_BASE_HI, mqd->queue_state.cp_hqd_pq_base_hi);
-
- /* set up the HQD, this is similar to CP_RB0_CNTL */
- mqd->queue_state.cp_hqd_pq_control = RREG32(mmCP_HQD_PQ_CONTROL);
- mqd->queue_state.cp_hqd_pq_control &=
- ~(CP_HQD_PQ_CONTROL__QUEUE_SIZE_MASK |
- CP_HQD_PQ_CONTROL__RPTR_BLOCK_SIZE_MASK);
-
- mqd->queue_state.cp_hqd_pq_control |=
- order_base_2(ring->ring_size / 8);
- mqd->queue_state.cp_hqd_pq_control |=
- (order_base_2(AMDGPU_GPU_PAGE_SIZE/8) << 8);
+ /* enable doorbell? */
+ mqd->queue_state.cp_hqd_pq_doorbell_control =
+ RREG32(mmCP_HQD_PQ_DOORBELL_CONTROL);
+ if (ring->use_doorbell)
+ mqd->queue_state.cp_hqd_pq_doorbell_control |= CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_EN_MASK;
+ else
+ mqd->queue_state.cp_hqd_pq_doorbell_control &= ~CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_EN_MASK;
+
+ /* set the pointer to the MQD */
+ mqd->queue_state.cp_mqd_base_addr = mqd_gpu_addr & 0xfffffffc;
+ mqd->queue_state.cp_mqd_base_addr_hi = upper_32_bits(mqd_gpu_addr);
+
+ /* set MQD vmid to 0 */
+ mqd->queue_state.cp_mqd_control = RREG32(mmCP_MQD_CONTROL);
+ mqd->queue_state.cp_mqd_control &= ~CP_MQD_CONTROL__VMID_MASK;
+
+ /* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
+ hqd_gpu_addr = ring->gpu_addr >> 8;
+ mqd->queue_state.cp_hqd_pq_base = hqd_gpu_addr;
+ mqd->queue_state.cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
+
+ /* set up the HQD, this is similar to CP_RB0_CNTL */
+ mqd->queue_state.cp_hqd_pq_control = RREG32(mmCP_HQD_PQ_CONTROL);
+ mqd->queue_state.cp_hqd_pq_control &=
+ ~(CP_HQD_PQ_CONTROL__QUEUE_SIZE_MASK |
+ CP_HQD_PQ_CONTROL__RPTR_BLOCK_SIZE_MASK);
+
+ mqd->queue_state.cp_hqd_pq_control |=
+ order_base_2(ring->ring_size / 8);
+ mqd->queue_state.cp_hqd_pq_control |=
+ (order_base_2(AMDGPU_GPU_PAGE_SIZE/8) << 8);
#ifdef __BIG_ENDIAN
- mqd->queue_state.cp_hqd_pq_control |=
- 2 << CP_HQD_PQ_CONTROL__ENDIAN_SWAP__SHIFT;
+ mqd->queue_state.cp_hqd_pq_control |=
+ 2 << CP_HQD_PQ_CONTROL__ENDIAN_SWAP__SHIFT;
#endif
- mqd->queue_state.cp_hqd_pq_control &=
- ~(CP_HQD_PQ_CONTROL__UNORD_DISPATCH_MASK |
+ mqd->queue_state.cp_hqd_pq_control &=
+ ~(CP_HQD_PQ_CONTROL__UNORD_DISPATCH_MASK |
CP_HQD_PQ_CONTROL__ROQ_PQ_IB_FLIP_MASK |
CP_HQD_PQ_CONTROL__PQ_VOLATILE_MASK);
- mqd->queue_state.cp_hqd_pq_control |=
- CP_HQD_PQ_CONTROL__PRIV_STATE_MASK |
- CP_HQD_PQ_CONTROL__KMD_QUEUE_MASK; /* assuming kernel queue control */
- WREG32(mmCP_HQD_PQ_CONTROL, mqd->queue_state.cp_hqd_pq_control);
-
- /* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
- wb_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
- mqd->queue_state.cp_hqd_pq_wptr_poll_addr = wb_gpu_addr & 0xfffffffc;
- mqd->queue_state.cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
- WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR, mqd->queue_state.cp_hqd_pq_wptr_poll_addr);
- WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR_HI,
- mqd->queue_state.cp_hqd_pq_wptr_poll_addr_hi);
-
- /* set the wb address wether it's enabled or not */
- wb_gpu_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
- mqd->queue_state.cp_hqd_pq_rptr_report_addr = wb_gpu_addr & 0xfffffffc;
- mqd->queue_state.cp_hqd_pq_rptr_report_addr_hi =
- upper_32_bits(wb_gpu_addr) & 0xffff;
- WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR,
- mqd->queue_state.cp_hqd_pq_rptr_report_addr);
- WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
- mqd->queue_state.cp_hqd_pq_rptr_report_addr_hi);
-
- /* enable the doorbell if requested */
- if (use_doorbell) {
- mqd->queue_state.cp_hqd_pq_doorbell_control =
- RREG32(mmCP_HQD_PQ_DOORBELL_CONTROL);
- mqd->queue_state.cp_hqd_pq_doorbell_control &=
- ~CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_OFFSET_MASK;
- mqd->queue_state.cp_hqd_pq_doorbell_control |=
- (ring->doorbell_index <<
- CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_OFFSET__SHIFT);
- mqd->queue_state.cp_hqd_pq_doorbell_control |=
- CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_EN_MASK;
- mqd->queue_state.cp_hqd_pq_doorbell_control &=
- ~(CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_SOURCE_MASK |
- CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_HIT_MASK);
+ mqd->queue_state.cp_hqd_pq_control |=
+ CP_HQD_PQ_CONTROL__PRIV_STATE_MASK |
+ CP_HQD_PQ_CONTROL__KMD_QUEUE_MASK; /* assuming kernel queue control */
- } else {
- mqd->queue_state.cp_hqd_pq_doorbell_control = 0;
+ /* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
+ wb_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
+ mqd->queue_state.cp_hqd_pq_wptr_poll_addr = wb_gpu_addr & 0xfffffffc;
+ mqd->queue_state.cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
+
+ /* set the wb address wether it's enabled or not */
+ wb_gpu_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
+ mqd->queue_state.cp_hqd_pq_rptr_report_addr = wb_gpu_addr & 0xfffffffc;
+ mqd->queue_state.cp_hqd_pq_rptr_report_addr_hi =
+ upper_32_bits(wb_gpu_addr) & 0xffff;
+
+ /* enable the doorbell if requested */
+ if (ring->use_doorbell) {
+ mqd->queue_state.cp_hqd_pq_doorbell_control =
+ RREG32(mmCP_HQD_PQ_DOORBELL_CONTROL);
+ mqd->queue_state.cp_hqd_pq_doorbell_control &=
+ ~CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_OFFSET_MASK;
+ mqd->queue_state.cp_hqd_pq_doorbell_control |=
+ (ring->doorbell_index <<
+ CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_OFFSET__SHIFT);
+ mqd->queue_state.cp_hqd_pq_doorbell_control |=
+ CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_EN_MASK;
+ mqd->queue_state.cp_hqd_pq_doorbell_control &=
+ ~(CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_SOURCE_MASK |
+ CP_HQD_PQ_DOORBELL_CONTROL__DOORBELL_HIT_MASK);
+
+ } else {
+ mqd->queue_state.cp_hqd_pq_doorbell_control = 0;
+ }
+
+ /* read and write pointers, similar to CP_RB0_WPTR/_RPTR */
+ ring->wptr = 0;
+ mqd->queue_state.cp_hqd_pq_wptr = ring->wptr;
+ mqd->queue_state.cp_hqd_pq_rptr = RREG32(mmCP_HQD_PQ_RPTR);
+
+ /* set the vmid for the queue */
+ mqd->queue_state.cp_hqd_vmid = 0;
+
+ /* activate the queue */
+ mqd->queue_state.cp_hqd_active = 1;
+}
+
+static int gfx_v7_0_mqd_commit(struct amdgpu_device *adev,
+ struct bonaire_mqd *mqd)
+{
+ u32 tmp;
+
+ /* disable wptr polling */
+ tmp = RREG32(mmCP_PQ_WPTR_POLL_CNTL);
+ tmp = REG_SET_FIELD(tmp, CP_PQ_WPTR_POLL_CNTL, EN, 0);
+ WREG32(mmCP_PQ_WPTR_POLL_CNTL, tmp);
+
+ /* program MQD field to HW */
+ WREG32(mmCP_MQD_BASE_ADDR, mqd->queue_state.cp_mqd_base_addr);
+ WREG32(mmCP_MQD_BASE_ADDR_HI, mqd->queue_state.cp_mqd_base_addr_hi);
+ WREG32(mmCP_MQD_CONTROL, mqd->queue_state.cp_mqd_control);
+ WREG32(mmCP_HQD_PQ_BASE, mqd->queue_state.cp_hqd_pq_base);
+ WREG32(mmCP_HQD_PQ_BASE_HI, mqd->queue_state.cp_hqd_pq_base_hi);
+ WREG32(mmCP_HQD_PQ_CONTROL, mqd->queue_state.cp_hqd_pq_control);
+ WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR, mqd->queue_state.cp_hqd_pq_wptr_poll_addr);
+ WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR_HI, mqd->queue_state.cp_hqd_pq_wptr_poll_addr_hi);
+ WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR, mqd->queue_state.cp_hqd_pq_rptr_report_addr);
+ WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI, mqd->queue_state.cp_hqd_pq_rptr_report_addr_hi);
+ WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL, mqd->queue_state.cp_hqd_pq_doorbell_control);
+ WREG32(mmCP_HQD_PQ_WPTR, mqd->queue_state.cp_hqd_pq_wptr);
+ WREG32(mmCP_HQD_VMID, mqd->queue_state.cp_hqd_vmid);
+
+ /* activate the HQD */
+ WREG32(mmCP_HQD_ACTIVE, mqd->queue_state.cp_hqd_active);
+
+ return 0;
+}
+
+static int gfx_v7_0_compute_queue_init(struct amdgpu_device *adev, int ring_id)
+{
+ int r;
+ u64 mqd_gpu_addr;
+ struct bonaire_mqd *mqd;
+ struct amdgpu_ring *ring = &adev->gfx.compute_ring[ring_id];
+
+ if (ring->mqd_obj == NULL) {
+ r = amdgpu_bo_create(adev,
+ sizeof(struct bonaire_mqd),
+ PAGE_SIZE, true,
+ AMDGPU_GEM_DOMAIN_GTT, 0, NULL, NULL,
+ &ring->mqd_obj);
+ if (r) {
+ dev_warn(adev->dev, "(%d) create MQD bo failed\n", r);
+ return r;
}
- WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL,
- mqd->queue_state.cp_hqd_pq_doorbell_control);
+ }
+
+ r = amdgpu_bo_reserve(ring->mqd_obj, false);
+ if (unlikely(r != 0))
+ goto out;
+
+ r = amdgpu_bo_pin(ring->mqd_obj, AMDGPU_GEM_DOMAIN_GTT,
+ &mqd_gpu_addr);
+ if (r) {
+ dev_warn(adev->dev, "(%d) pin MQD bo failed\n", r);
+ goto out_unreserve;
+ }
+ r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&mqd);
+ if (r) {
+ dev_warn(adev->dev, "(%d) map MQD bo failed\n", r);
+ goto out_unreserve;
+ }
+
+ mutex_lock(&adev->srbm_mutex);
+ cik_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
- /* read and write pointers, similar to CP_RB0_WPTR/_RPTR */
- ring->wptr = 0;
- mqd->queue_state.cp_hqd_pq_wptr = ring->wptr;
- WREG32(mmCP_HQD_PQ_WPTR, mqd->queue_state.cp_hqd_pq_wptr);
- mqd->queue_state.cp_hqd_pq_rptr = RREG32(mmCP_HQD_PQ_RPTR);
+ gfx_v7_0_mqd_init(adev, mqd, mqd_gpu_addr, ring);
+ gfx_v7_0_mqd_deactivate(adev);
+ gfx_v7_0_mqd_commit(adev, mqd);
- /* set the vmid for the queue */
- mqd->queue_state.cp_hqd_vmid = 0;
- WREG32(mmCP_HQD_VMID, mqd->queue_state.cp_hqd_vmid);
+ cik_srbm_select(adev, 0, 0, 0, 0);
+ mutex_unlock(&adev->srbm_mutex);
- /* activate the queue */
- mqd->queue_state.cp_hqd_active = 1;
- WREG32(mmCP_HQD_ACTIVE, mqd->queue_state.cp_hqd_active);
+ amdgpu_bo_kunmap(ring->mqd_obj);
+out_unreserve:
+ amdgpu_bo_unreserve(ring->mqd_obj);
+out:
+ return 0;
+}
+
+/**
+ * gfx_v7_0_cp_compute_resume - setup the compute queue registers
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * Program the compute queues and test them to make sure they
+ * are working.
+ * Returns 0 for success, error for failure.
+ */
+static int gfx_v7_0_cp_compute_resume(struct amdgpu_device *adev)
+{
+ int r, i, j;
+ u32 tmp;
+ struct amdgpu_ring *ring;
- cik_srbm_select(adev, 0, 0, 0, 0);
- mutex_unlock(&adev->srbm_mutex);
+ /* fix up chicken bits */
+ tmp = RREG32(mmCP_CPF_DEBUG);
+ tmp |= (1 << 23);
+ WREG32(mmCP_CPF_DEBUG, tmp);
- amdgpu_bo_kunmap(ring->mqd_obj);
- amdgpu_bo_unreserve(ring->mqd_obj);
+ /* init the pipes */
+ for (i = 0; i < adev->gfx.mec.num_mec; i++)
+ for (j = 0; j < adev->gfx.mec.num_pipe; j++)
+ gfx_v7_0_compute_pipe_init(adev, i, j);
- ring->ready = true;
+ /* init the queues */
+ for (i = 0; i < adev->gfx.num_compute_rings; i++) {
+ r = gfx_v7_0_compute_queue_init(adev, i);
+ if (r) {
+ gfx_v7_0_cp_compute_fini(adev);
+ return r;
+ }
}
gfx_v7_0_cp_compute_enable(adev, true);
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
ring = &adev->gfx.compute_ring[i];
-
+ ring->ready = true;
r = amdgpu_ring_test_ring(ring);
if (r)
ring->ready = false;
}
return 0;
}
static void gfx_v7_0_cp_enable(struct amdgpu_device *adev, bool enable)
{
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index 67afc90..1c8589a 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -46,20 +46,22 @@
#include "gca/gfx_8_0_sh_mask.h"
#include "gca/gfx_8_0_enum.h"
#include "dce/dce_10_0_d.h"
#include "dce/dce_10_0_sh_mask.h"
#include "smu/smu_7_1_3_d.h"
#define GFX8_NUM_GFX_RINGS 1
#define GFX8_NUM_COMPUTE_RINGS 8
+#define GFX8_MEC_HPD_SIZE 2048
+
#define TOPAZ_GB_ADDR_CONFIG_GOLDEN 0x22010001
#define CARRIZO_GB_ADDR_CONFIG_GOLDEN 0x22010001
#define POLARIS11_GB_ADDR_CONFIG_GOLDEN 0x22011002
#define TONGA_GB_ADDR_CONFIG_GOLDEN 0x22011003
#define ARRAY_MODE(x) ((x) << GB_TILE_MODE0__ARRAY_MODE__SHIFT)
#define PIPE_CONFIG(x) ((x) << GB_TILE_MODE0__PIPE_CONFIG__SHIFT)
#define TILE_SPLIT(x) ((x) << GB_TILE_MODE0__TILE_SPLIT__SHIFT)
#define MICRO_TILE_MODE_NEW(x) ((x) << GB_TILE_MODE0__MICRO_TILE_MODE_NEW__SHIFT)
@@ -1409,38 +1411,38 @@ static int gfx_v8_0_kiq_init_ring(struct amdgpu_device *adev,
static void gfx_v8_0_kiq_free_ring(struct amdgpu_ring *ring,
struct amdgpu_irq_src *irq)
{
if (amdgpu_sriov_vf(ring->adev))
amdgpu_wb_free(ring->adev, ring->adev->virt.reg_val_offs);
amdgpu_ring_fini(ring);
irq->data = NULL;
}
-#define MEC_HPD_SIZE 2048
+#define GFX8_MEC_HPD_SIZE 2048
static int gfx_v8_0_mec_init(struct amdgpu_device *adev)
{
int r;
u32 *hpd;
/*
* we assign only 1 pipe because all other pipes will
* be handled by KFD
*/
adev->gfx.mec.num_mec = 1;
adev->gfx.mec.num_pipe = 1;
adev->gfx.mec.num_queue = adev->gfx.mec.num_mec * adev->gfx.mec.num_pipe * 8;
if (adev->gfx.mec.hpd_eop_obj == NULL) {
r = amdgpu_bo_create(adev,
- adev->gfx.mec.num_queue * MEC_HPD_SIZE,
+ adev->gfx.mec.num_queue * GFX8_MEC_HPD_SIZE,
PAGE_SIZE, true,
AMDGPU_GEM_DOMAIN_GTT, 0, NULL, NULL,
&adev->gfx.mec.hpd_eop_obj);
if (r) {
dev_warn(adev->dev, "(%d) create HDP EOP bo failed\n", r);
return r;
}
}
r = amdgpu_bo_reserve(adev->gfx.mec.hpd_eop_obj, false);
@@ -1455,21 +1457,21 @@ static int gfx_v8_0_mec_init(struct amdgpu_device *adev)
gfx_v8_0_mec_fini(adev);
return r;
}
r = amdgpu_bo_kmap(adev->gfx.mec.hpd_eop_obj, (void **)&hpd);
if (r) {
dev_warn(adev->dev, "(%d) map HDP EOP bo failed\n", r);
gfx_v8_0_mec_fini(adev);
return r;
}
- memset(hpd, 0, adev->gfx.mec.num_queue * MEC_HPD_SIZE);
+ memset(hpd, 0, adev->gfx.mec.num_queue * GFX8_MEC_HPD_SIZE);
amdgpu_bo_kunmap(adev->gfx.mec.hpd_eop_obj);
amdgpu_bo_unreserve(adev->gfx.mec.hpd_eop_obj);
return 0;
}
static void gfx_v8_0_kiq_fini(struct amdgpu_device *adev)
{
struct amdgpu_kiq *kiq = &adev->gfx.kiq;
@@ -1477,29 +1479,29 @@ static void gfx_v8_0_kiq_fini(struct amdgpu_device *adev)
amdgpu_bo_free_kernel(&kiq->eop_obj, &kiq->eop_gpu_addr, NULL);
kiq->eop_obj = NULL;
}
static int gfx_v8_0_kiq_init(struct amdgpu_device *adev)
{
int r;
u32 *hpd;
struct amdgpu_kiq *kiq = &adev->gfx.kiq;
- r = amdgpu_bo_create_kernel(adev, MEC_HPD_SIZE, PAGE_SIZE,
+ r = amdgpu_bo_create_kernel(adev, GFX8_MEC_HPD_SIZE, PAGE_SIZE,
AMDGPU_GEM_DOMAIN_GTT, &kiq->eop_obj,
&kiq->eop_gpu_addr, (void **)&hpd);
if (r) {
dev_warn(adev->dev, "failed to create KIQ bo (%d).\n", r);
return r;
}
- memset(hpd, 0, MEC_HPD_SIZE);
+ memset(hpd, 0, GFX8_MEC_HPD_SIZE);
amdgpu_bo_kunmap(kiq->eop_obj);
return 0;
}
static const u32 vgpr_init_compute_shader[] =
{
0x7e000209, 0x7e020208,
0x7e040207, 0x7e060206,
@@ -4658,56 +4660,54 @@ static void gfx_v8_0_map_queue_enable(struct amdgpu_ring *kiq_ring,
static int gfx_v8_0_mqd_init(struct amdgpu_device *adev,
struct vi_mqd *mqd,
uint64_t mqd_gpu_addr,
uint64_t eop_gpu_addr,
struct amdgpu_ring *ring)
{
uint64_t hqd_gpu_addr, wb_gpu_addr, eop_base_addr;
uint32_t tmp;
+ /* init the mqd struct */
+ memset(mqd, 0, sizeof(struct vi_mqd));
+
mqd->header = 0xC0310800;
mqd->compute_pipelinestat_enable = 0x00000001;
mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
mqd->compute_misc_reserved = 0x00000003;
eop_base_addr = eop_gpu_addr >> 8;
mqd->cp_hqd_eop_base_addr_lo = eop_base_addr;
mqd->cp_hqd_eop_base_addr_hi = upper_32_bits(eop_base_addr);
/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
tmp = RREG32(mmCP_HQD_EOP_CONTROL);
tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
- (order_base_2(MEC_HPD_SIZE / 4) - 1));
+ (order_base_2(GFX8_MEC_HPD_SIZE / 4) - 1));
mqd->cp_hqd_eop_control = tmp;
/* enable doorbell? */
tmp = RREG32(mmCP_HQD_PQ_DOORBELL_CONTROL);
if (ring->use_doorbell)
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_EN, 1);
else
tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
DOORBELL_EN, 0);
mqd->cp_hqd_pq_doorbell_control = tmp;
- /* disable the queue if it's active */
- mqd->cp_hqd_dequeue_request = 0;
- mqd->cp_hqd_pq_rptr = 0;
- mqd->cp_hqd_pq_wptr = 0;
-
/* set the pointer to the MQD */
mqd->cp_mqd_base_addr_lo = mqd_gpu_addr & 0xfffffffc;
mqd->cp_mqd_base_addr_hi = upper_32_bits(mqd_gpu_addr);
/* set MQD vmid to 0 */
tmp = RREG32(mmCP_MQD_CONTROL);
tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
mqd->cp_mqd_control = tmp;
/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
@@ -4769,53 +4769,87 @@ static int gfx_v8_0_mqd_init(struct amdgpu_device *adev,
tmp = RREG32(mmCP_HQD_PERSISTENT_STATE);
tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE, PRELOAD_SIZE, 0x53);
mqd->cp_hqd_persistent_state = tmp;
/* activate the queue */
mqd->cp_hqd_active = 1;
return 0;
}
-static int gfx_v8_0_kiq_init_register(struct amdgpu_device *adev,
- struct vi_mqd *mqd,
- struct amdgpu_ring *ring)
+static int gfx_v8_0_mqd_deactivate(struct amdgpu_device *adev)
+{
+ int i;
+
+ /* disable the queue if it's active */
+ if (RREG32(mmCP_HQD_ACTIVE) & 1) {
+ WREG32(mmCP_HQD_DEQUEUE_REQUEST, 1);
+ for (i = 0; i < adev->usec_timeout; i++) {
+ if (!(RREG32(mmCP_HQD_ACTIVE) & 1))
+ break;
+ udelay(1);
+ }
+
+ if (i == adev->usec_timeout)
+ return -ETIMEDOUT;
+
+ WREG32(mmCP_HQD_DEQUEUE_REQUEST, 0);
+ WREG32(mmCP_HQD_PQ_RPTR, 0);
+ WREG32(mmCP_HQD_PQ_WPTR, 0);
+ }
+
+ return 0;
+}
+
+static void gfx_v8_0_enable_doorbell(struct amdgpu_device *adev, bool enable)
+{
+ uint32_t tmp;
+
+ if (!enable)
+ return;
+
+ if ((adev->asic_type == CHIP_CARRIZO) ||
+ (adev->asic_type == CHIP_FIJI) ||
+ (adev->asic_type == CHIP_STONEY) ||
+ (adev->asic_type == CHIP_POLARIS11) ||
+ (adev->asic_type == CHIP_POLARIS10)) {
+ WREG32(mmCP_MEC_DOORBELL_RANGE_LOWER, AMDGPU_DOORBELL_KIQ << 2);
+ WREG32(mmCP_MEC_DOORBELL_RANGE_UPPER, AMDGPU_DOORBELL_MEC_RING7 << 2);
+ }
+
+ tmp = RREG32(mmCP_PQ_STATUS);
+ tmp = REG_SET_FIELD(tmp, CP_PQ_STATUS, DOORBELL_ENABLE, 1);
+ WREG32(mmCP_PQ_STATUS, tmp);
+}
+
+static int gfx_v8_0_mqd_commit(struct amdgpu_device *adev, struct vi_mqd *mqd)
{
uint32_t tmp;
- int j;
/* disable wptr polling */
tmp = RREG32(mmCP_PQ_WPTR_POLL_CNTL);
tmp = REG_SET_FIELD(tmp, CP_PQ_WPTR_POLL_CNTL, EN, 0);
WREG32(mmCP_PQ_WPTR_POLL_CNTL, tmp);
WREG32(mmCP_HQD_EOP_BASE_ADDR, mqd->cp_hqd_eop_base_addr_lo);
WREG32(mmCP_HQD_EOP_BASE_ADDR_HI, mqd->cp_hqd_eop_base_addr_hi);
/* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
WREG32(mmCP_HQD_EOP_CONTROL, mqd->cp_hqd_eop_control);
/* enable doorbell? */
WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL, mqd->cp_hqd_pq_doorbell_control);
- /* disable the queue if it's active */
- if (RREG32(mmCP_HQD_ACTIVE) & 1) {
- WREG32(mmCP_HQD_DEQUEUE_REQUEST, 1);
- for (j = 0; j < adev->usec_timeout; j++) {
- if (!(RREG32(mmCP_HQD_ACTIVE) & 1))
- break;
- udelay(1);
- }
- WREG32(mmCP_HQD_DEQUEUE_REQUEST, mqd->cp_hqd_dequeue_request);
- WREG32(mmCP_HQD_PQ_RPTR, mqd->cp_hqd_pq_rptr);
- WREG32(mmCP_HQD_PQ_WPTR, mqd->cp_hqd_pq_wptr);
- }
+ /* set pq read/write pointers */
+ WREG32(mmCP_HQD_DEQUEUE_REQUEST, mqd->cp_hqd_dequeue_request);
+ WREG32(mmCP_HQD_PQ_RPTR, mqd->cp_hqd_pq_rptr);
+ WREG32(mmCP_HQD_PQ_WPTR, mqd->cp_hqd_pq_wptr);
/* set the pointer to the MQD */
WREG32(mmCP_MQD_BASE_ADDR, mqd->cp_mqd_base_addr_lo);
WREG32(mmCP_MQD_BASE_ADDR_HI, mqd->cp_mqd_base_addr_hi);
/* set MQD vmid to 0 */
WREG32(mmCP_MQD_CONTROL, mqd->cp_mqd_control);
/* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
WREG32(mmCP_HQD_PQ_BASE, mqd->cp_hqd_pq_base_lo);
@@ -4828,78 +4862,65 @@ static int gfx_v8_0_kiq_init_register(struct amdgpu_device *adev,
WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR,
mqd->cp_hqd_pq_rptr_report_addr_lo);
WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
mqd->cp_hqd_pq_rptr_report_addr_hi);
/* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR, mqd->cp_hqd_pq_wptr_poll_addr_lo);
WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR_HI, mqd->cp_hqd_pq_wptr_poll_addr_hi);
/* enable the doorbell if requested */
- if (ring->use_doorbell) {
- if ((adev->asic_type == CHIP_CARRIZO) ||
- (adev->asic_type == CHIP_FIJI) ||
- (adev->asic_type == CHIP_STONEY)) {
- WREG32(mmCP_MEC_DOORBELL_RANGE_LOWER,
- AMDGPU_DOORBELL_KIQ << 2);
- WREG32(mmCP_MEC_DOORBELL_RANGE_UPPER,
- AMDGPU_DOORBELL_MEC_RING7 << 2);
- }
- }
WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL, mqd->cp_hqd_pq_doorbell_control);
/* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
WREG32(mmCP_HQD_PQ_WPTR, mqd->cp_hqd_pq_wptr);
/* set the vmid for the queue */
WREG32(mmCP_HQD_VMID, mqd->cp_hqd_vmid);
WREG32(mmCP_HQD_PERSISTENT_STATE, mqd->cp_hqd_persistent_state);
/* activate the queue */
WREG32(mmCP_HQD_ACTIVE, mqd->cp_hqd_active);
- if (ring->use_doorbell) {
- tmp = RREG32(mmCP_PQ_STATUS);
- tmp = REG_SET_FIELD(tmp, CP_PQ_STATUS, DOORBELL_ENABLE, 1);
- WREG32(mmCP_PQ_STATUS, tmp);
- }
-
return 0;
}
-static int gfx_v8_0_kiq_init_queue(struct amdgpu_ring *ring,
+static int gfx_v8_0_kiq_queue_init(struct amdgpu_ring *ring,
struct vi_mqd *mqd,
u64 mqd_gpu_addr)
{
struct amdgpu_device *adev = ring->adev;
struct amdgpu_kiq *kiq = &adev->gfx.kiq;
uint64_t eop_gpu_addr;
bool is_kiq = false;
if (ring->funcs->type == AMDGPU_RING_TYPE_KIQ)
is_kiq = true;
if (is_kiq) {
eop_gpu_addr = kiq->eop_gpu_addr;
gfx_v8_0_kiq_setting(&kiq->ring);
} else
eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr +
- ring->queue * MEC_HPD_SIZE;
+ ring->queue * GFX8_MEC_HPD_SIZE;
mutex_lock(&adev->srbm_mutex);
vi_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
gfx_v8_0_mqd_init(adev, mqd, mqd_gpu_addr, eop_gpu_addr, ring);
- if (is_kiq)
- gfx_v8_0_kiq_init_register(adev, mqd, ring);
+ if (is_kiq) {
+ gfx_v8_0_mqd_deactivate(adev);
+ gfx_v8_0_enable_doorbell(adev, ring->use_doorbell);
+ gfx_v8_0_mqd_commit(adev, mqd);
+ }
vi_srbm_select(adev, 0, 0, 0, 0);
mutex_unlock(&adev->srbm_mutex);
if (is_kiq)
gfx_v8_0_kiq_enable(ring);
else
gfx_v8_0_map_queue_enable(&kiq->ring, ring);
return 0;
@@ -4922,33 +4943,34 @@ static void gfx_v8_0_kiq_free_queue(struct amdgpu_device *adev)
}
static int gfx_v8_0_kiq_setup_queue(struct amdgpu_device *adev,
struct amdgpu_ring *ring)
{
struct vi_mqd *mqd;
u64 mqd_gpu_addr;
u32 *buf;
int r = 0;
- r = amdgpu_bo_create_kernel(adev, sizeof(struct vi_mqd), PAGE_SIZE,
- AMDGPU_GEM_DOMAIN_GTT, &ring->mqd_obj,
- &mqd_gpu_addr, (void **)&buf);
+ r = amdgpu_bo_create_kernel(adev, sizeof(struct vi_mqd),
+ PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
+ &ring->mqd_obj, &mqd_gpu_addr,
+ (void **)&buf);
if (r) {
dev_warn(adev->dev, "failed to create ring mqd ob (%d)", r);
return r;
}
/* init the mqd struct */
memset(buf, 0, sizeof(struct vi_mqd));
mqd = (struct vi_mqd *)buf;
- r = gfx_v8_0_kiq_init_queue(ring, mqd, mqd_gpu_addr);
+ r = gfx_v8_0_kiq_queue_init(ring, mqd, mqd_gpu_addr);
if (r)
return r;
amdgpu_bo_kunmap(ring->mqd_obj);
return 0;
}
static int gfx_v8_0_kiq_resume(struct amdgpu_device *adev)
{
@@ -4980,260 +5002,113 @@ static int gfx_v8_0_kiq_resume(struct amdgpu_device *adev)
ring = &adev->gfx.kiq.ring;
ring->ready = true;
r = amdgpu_ring_test_ring(ring);
if (r)
ring->ready = false;
return 0;
}
-static int gfx_v8_0_cp_compute_resume(struct amdgpu_device *adev)
+static int gfx_v8_0_compute_queue_init(struct amdgpu_device *adev,
+ int ring_id)
{
- int r, i, j;
- u32 tmp;
- bool use_doorbell = true;
- u64 hqd_gpu_addr;
- u64 mqd_gpu_addr;
+ int r;
u64 eop_gpu_addr;
- u64 wb_gpu_addr;
- u32 *buf;
+ u64 mqd_gpu_addr;
struct vi_mqd *mqd;
+ struct amdgpu_ring *ring = &adev->gfx.compute_ring[ring_id];
- /* init the queues. */
- for (i = 0; i < adev->gfx.num_compute_rings; i++) {
- struct amdgpu_ring *ring = &adev->gfx.compute_ring[i];
-
- if (ring->mqd_obj == NULL) {
- r = amdgpu_bo_create(adev,
- sizeof(struct vi_mqd),
- PAGE_SIZE, true,
- AMDGPU_GEM_DOMAIN_GTT, 0, NULL,
- NULL, &ring->mqd_obj);
- if (r) {
- dev_warn(adev->dev, "(%d) create MQD bo failed\n", r);
- return r;
- }
- }
-
- r = amdgpu_bo_reserve(ring->mqd_obj, false);
- if (unlikely(r != 0)) {
- gfx_v8_0_cp_compute_fini(adev);
- return r;
- }
- r = amdgpu_bo_pin(ring->mqd_obj, AMDGPU_GEM_DOMAIN_GTT,
- &mqd_gpu_addr);
- if (r) {
- dev_warn(adev->dev, "(%d) pin MQD bo failed\n", r);
- gfx_v8_0_cp_compute_fini(adev);
- return r;
- }
- r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&buf);
+ if (ring->mqd_obj == NULL) {
+ r = amdgpu_bo_create(adev,
+ sizeof(struct vi_mqd),
+ PAGE_SIZE, true,
+ AMDGPU_GEM_DOMAIN_GTT, 0, NULL,
+ NULL, &ring->mqd_obj);
if (r) {
- dev_warn(adev->dev, "(%d) map MQD bo failed\n", r);
- gfx_v8_0_cp_compute_fini(adev);
+ dev_warn(adev->dev, "(%d) create MQD bo failed\n", r);
return r;
}
+ }
- /* init the mqd struct */
- memset(buf, 0, sizeof(struct vi_mqd));
-
- mqd = (struct vi_mqd *)buf;
- mqd->header = 0xC0310800;
- mqd->compute_pipelinestat_enable = 0x00000001;
- mqd->compute_static_thread_mgmt_se0 = 0xffffffff;
- mqd->compute_static_thread_mgmt_se1 = 0xffffffff;
- mqd->compute_static_thread_mgmt_se2 = 0xffffffff;
- mqd->compute_static_thread_mgmt_se3 = 0xffffffff;
- mqd->compute_misc_reserved = 0x00000003;
-
- mutex_lock(&adev->srbm_mutex);
- vi_srbm_select(adev, ring->me,
- ring->pipe,
- ring->queue, 0);
-
- eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr + (i * MEC_HPD_SIZE);
- eop_gpu_addr >>= 8;
-
- /* write the EOP addr */
- WREG32(mmCP_HQD_EOP_BASE_ADDR, eop_gpu_addr);
- WREG32(mmCP_HQD_EOP_BASE_ADDR_HI, upper_32_bits(eop_gpu_addr));
-
- /* set the VMID assigned */
- WREG32(mmCP_HQD_VMID, 0);
-
- /* set the EOP size, register value is 2^(EOP_SIZE+1) dwords */
- tmp = RREG32(mmCP_HQD_EOP_CONTROL);
- tmp = REG_SET_FIELD(tmp, CP_HQD_EOP_CONTROL, EOP_SIZE,
- (order_base_2(MEC_HPD_SIZE / 4) - 1));
- WREG32(mmCP_HQD_EOP_CONTROL, tmp);
-
- /* disable wptr polling */
- tmp = RREG32(mmCP_PQ_WPTR_POLL_CNTL);
- tmp = REG_SET_FIELD(tmp, CP_PQ_WPTR_POLL_CNTL, EN, 0);
- WREG32(mmCP_PQ_WPTR_POLL_CNTL, tmp);
-
- mqd->cp_hqd_eop_base_addr_lo =
- RREG32(mmCP_HQD_EOP_BASE_ADDR);
- mqd->cp_hqd_eop_base_addr_hi =
- RREG32(mmCP_HQD_EOP_BASE_ADDR_HI);
-
- /* enable doorbell? */
- tmp = RREG32(mmCP_HQD_PQ_DOORBELL_CONTROL);
- if (use_doorbell) {
- tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL, DOORBELL_EN, 1);
- } else {
- tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL, DOORBELL_EN, 0);
- }
- WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL, tmp);
- mqd->cp_hqd_pq_doorbell_control = tmp;
-
- /* disable the queue if it's active */
- mqd->cp_hqd_dequeue_request = 0;
- mqd->cp_hqd_pq_rptr = 0;
- mqd->cp_hqd_pq_wptr= 0;
- if (RREG32(mmCP_HQD_ACTIVE) & 1) {
- WREG32(mmCP_HQD_DEQUEUE_REQUEST, 1);
- for (j = 0; j < adev->usec_timeout; j++) {
- if (!(RREG32(mmCP_HQD_ACTIVE) & 1))
- break;
- udelay(1);
- }
- WREG32(mmCP_HQD_DEQUEUE_REQUEST, mqd->cp_hqd_dequeue_request);
- WREG32(mmCP_HQD_PQ_RPTR, mqd->cp_hqd_pq_rptr);
- WREG32(mmCP_HQD_PQ_WPTR, mqd->cp_hqd_pq_wptr);
- }
+ r = amdgpu_bo_reserve(ring->mqd_obj, false);
+ if (unlikely(r != 0))
+ goto out;
- /* set the pointer to the MQD */
- mqd->cp_mqd_base_addr_lo = mqd_gpu_addr & 0xfffffffc;
- mqd->cp_mqd_base_addr_hi = upper_32_bits(mqd_gpu_addr);
- WREG32(mmCP_MQD_BASE_ADDR, mqd->cp_mqd_base_addr_lo);
- WREG32(mmCP_MQD_BASE_ADDR_HI, mqd->cp_mqd_base_addr_hi);
-
- /* set MQD vmid to 0 */
- tmp = RREG32(mmCP_MQD_CONTROL);
- tmp = REG_SET_FIELD(tmp, CP_MQD_CONTROL, VMID, 0);
- WREG32(mmCP_MQD_CONTROL, tmp);
- mqd->cp_mqd_control = tmp;
-
- /* set the pointer to the HQD, this is similar CP_RB0_BASE/_HI */
- hqd_gpu_addr = ring->gpu_addr >> 8;
- mqd->cp_hqd_pq_base_lo = hqd_gpu_addr;
- mqd->cp_hqd_pq_base_hi = upper_32_bits(hqd_gpu_addr);
- WREG32(mmCP_HQD_PQ_BASE, mqd->cp_hqd_pq_base_lo);
- WREG32(mmCP_HQD_PQ_BASE_HI, mqd->cp_hqd_pq_base_hi);
-
- /* set up the HQD, this is similar to CP_RB0_CNTL */
- tmp = RREG32(mmCP_HQD_PQ_CONTROL);
- tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, QUEUE_SIZE,
- (order_base_2(ring->ring_size / 4) - 1));
- tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, RPTR_BLOCK_SIZE,
- ((order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1) << 8));
-#ifdef __BIG_ENDIAN
- tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ENDIAN_SWAP, 1);
-#endif
- tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 0);
- tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, ROQ_PQ_IB_FLIP, 0);
- tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
- tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
- WREG32(mmCP_HQD_PQ_CONTROL, tmp);
- mqd->cp_hqd_pq_control = tmp;
-
- /* set the wb address wether it's enabled or not */
- wb_gpu_addr = adev->wb.gpu_addr + (ring->rptr_offs * 4);
- mqd->cp_hqd_pq_rptr_report_addr_lo = wb_gpu_addr & 0xfffffffc;
- mqd->cp_hqd_pq_rptr_report_addr_hi =
- upper_32_bits(wb_gpu_addr) & 0xffff;
- WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR,
- mqd->cp_hqd_pq_rptr_report_addr_lo);
- WREG32(mmCP_HQD_PQ_RPTR_REPORT_ADDR_HI,
- mqd->cp_hqd_pq_rptr_report_addr_hi);
-
- /* only used if CP_PQ_WPTR_POLL_CNTL.CP_PQ_WPTR_POLL_CNTL__EN_MASK=1 */
- wb_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4);
- mqd->cp_hqd_pq_wptr_poll_addr_lo = wb_gpu_addr & 0xfffffffc;
- mqd->cp_hqd_pq_wptr_poll_addr_hi = upper_32_bits(wb_gpu_addr) & 0xffff;
- WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR, mqd->cp_hqd_pq_wptr_poll_addr_lo);
- WREG32(mmCP_HQD_PQ_WPTR_POLL_ADDR_HI,
- mqd->cp_hqd_pq_wptr_poll_addr_hi);
-
- /* enable the doorbell if requested */
- if (use_doorbell) {
- if ((adev->asic_type == CHIP_CARRIZO) ||
- (adev->asic_type == CHIP_FIJI) ||
- (adev->asic_type == CHIP_STONEY) ||
- (adev->asic_type == CHIP_POLARIS11) ||
- (adev->asic_type == CHIP_POLARIS10) ||
- (adev->asic_type == CHIP_POLARIS12)) {
- WREG32(mmCP_MEC_DOORBELL_RANGE_LOWER,
- AMDGPU_DOORBELL_KIQ << 2);
- WREG32(mmCP_MEC_DOORBELL_RANGE_UPPER,
- AMDGPU_DOORBELL_MEC_RING7 << 2);
- }
- tmp = RREG32(mmCP_HQD_PQ_DOORBELL_CONTROL);
- tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL,
- DOORBELL_OFFSET, ring->doorbell_index);
- tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL, DOORBELL_EN, 1);
- tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL, DOORBELL_SOURCE, 0);
- tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_DOORBELL_CONTROL, DOORBELL_HIT, 0);
- mqd->cp_hqd_pq_doorbell_control = tmp;
+ r = amdgpu_bo_pin(ring->mqd_obj, AMDGPU_GEM_DOMAIN_GTT,
+ &mqd_gpu_addr);
+ if (r) {
+ dev_warn(adev->dev, "(%d) pin MQD bo failed\n", r);
+ goto out_unreserve;
+ }
+ r = amdgpu_bo_kmap(ring->mqd_obj, (void **)&mqd);
+ if (r) {
+ dev_warn(adev->dev, "(%d) map MQD bo failed\n", r);
+ goto out_unreserve;
+ }
- } else {
- mqd->cp_hqd_pq_doorbell_control = 0;
- }
- WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL,
- mqd->cp_hqd_pq_doorbell_control);
-
- /* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */
- ring->wptr = 0;
- mqd->cp_hqd_pq_wptr = ring->wptr;
- WREG32(mmCP_HQD_PQ_WPTR, mqd->cp_hqd_pq_wptr);
- mqd->cp_hqd_pq_rptr = RREG32(mmCP_HQD_PQ_RPTR);
-
- /* set the vmid for the queue */
- mqd->cp_hqd_vmid = 0;
- WREG32(mmCP_HQD_VMID, mqd->cp_hqd_vmid);
-
- tmp = RREG32(mmCP_HQD_PERSISTENT_STATE);
- tmp = REG_SET_FIELD(tmp, CP_HQD_PERSISTENT_STATE, PRELOAD_SIZE, 0x53);
- WREG32(mmCP_HQD_PERSISTENT_STATE, tmp);
- mqd->cp_hqd_persistent_state = tmp;
- if (adev->asic_type == CHIP_STONEY ||
- adev->asic_type == CHIP_POLARIS11 ||
- adev->asic_type == CHIP_POLARIS10 ||
- adev->asic_type == CHIP_POLARIS12) {
- tmp = RREG32(mmCP_ME1_PIPE3_INT_CNTL);
- tmp = REG_SET_FIELD(tmp, CP_ME1_PIPE3_INT_CNTL, GENERIC2_INT_ENABLE, 1);
- WREG32(mmCP_ME1_PIPE3_INT_CNTL, tmp);
- }
+ eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr + (ring_id * GFX8_MEC_HPD_SIZE);
+ eop_gpu_addr >>= 8;
+
+ /* init the mqd struct */
+ memset(mqd, 0, sizeof(struct vi_mqd));
+
+ mutex_lock(&adev->srbm_mutex);
+ vi_srbm_select(adev, ring->me, ring->pipe, ring->queue, 0);
+
+ gfx_v8_0_mqd_init(adev, mqd, mqd_gpu_addr, eop_gpu_addr, ring);
- /* activate the queue */
- mqd->cp_hqd_active = 1;
- WREG32(mmCP_HQD_ACTIVE, mqd->cp_hqd_active);
+ gfx_v8_0_mqd_deactivate(adev);
+ gfx_v8_0_enable_doorbell(adev, ring->use_doorbell);
+ gfx_v8_0_mqd_commit(adev, mqd);
- vi_srbm_select(adev, 0, 0, 0, 0);
- mutex_unlock(&adev->srbm_mutex);
+ vi_srbm_select(adev, 0, 0, 0, 0);
+ mutex_unlock(&adev->srbm_mutex);
+
+ amdgpu_bo_kunmap(ring->mqd_obj);
+out_unreserve:
+ amdgpu_bo_unreserve(ring->mqd_obj);
+out:
+ return r;
+}
- amdgpu_bo_kunmap(ring->mqd_obj);
- amdgpu_bo_unreserve(ring->mqd_obj);
+static int gfx_v8_0_cp_compute_resume(struct amdgpu_device *adev)
+{
+ int r, i;
+ u32 tmp;
+ struct amdgpu_ring *ring;
+
+ /* Stating with gfxv8, all the pipe specific state was removed
+ * The fields have been moved to be per-HQD now. */
+
+ /* init the queues */
+ for (i = 0; i < adev->gfx.num_compute_rings; i++) {
+ r = gfx_v8_0_compute_queue_init(adev, i);
+ if (r) {
+ gfx_v8_0_cp_compute_fini(adev);
+ return r;
+ }
}
- if (use_doorbell) {
- tmp = RREG32(mmCP_PQ_STATUS);
- tmp = REG_SET_FIELD(tmp, CP_PQ_STATUS, DOORBELL_ENABLE, 1);
- WREG32(mmCP_PQ_STATUS, tmp);
+ if (adev->asic_type == CHIP_STONEY ||
+ adev->asic_type == CHIP_POLARIS11 ||
+ adev->asic_type == CHIP_POLARIS10 ||
+ adev->asic_type == CHIP_POLARIS12) {
+ tmp = RREG32(mmCP_ME1_PIPE3_INT_CNTL);
+ tmp = REG_SET_FIELD(tmp, CP_ME1_PIPE3_INT_CNTL, GENERIC2_INT_ENABLE, 1);
+ WREG32(mmCP_ME1_PIPE3_INT_CNTL, tmp);
}
gfx_v8_0_cp_compute_enable(adev, true);
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
- struct amdgpu_ring *ring = &adev->gfx.compute_ring[i];
+ ring = &adev->gfx.compute_ring[i];
ring->ready = true;
r = amdgpu_ring_test_ring(ring);
if (r)
ring->ready = false;
}
return 0;
}
--
2.7.4
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