From 6de088a08ddc4876947e3319c98df116257e6ea5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marek=20Ol=C5=A1=C3=A1k?= <marek.olsak@amd.com>
Date: Thu, 19 Sep 2019 22:04:43 -0400
Subject: drm/amdgpu: remove gfx9 NGG
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit
Git-commit: 6de088a08ddc4876947e3319c98df116257e6ea5
Patch-mainline: v5.5-rc1
References: bsc#1152489
Never used.
Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 5 -
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 41 -----
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h | 25 ---
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 11 --
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 195 ------------------------
5 files changed, 277 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 20a37ce56950..77d4e9123c8a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -147,11 +147,6 @@ extern uint amdgpu_sdma_phase_quantum;
extern char *amdgpu_disable_cu;
extern char *amdgpu_virtual_display;
extern uint amdgpu_pp_feature_mask;
-extern int amdgpu_ngg;
-extern int amdgpu_prim_buf_per_se;
-extern int amdgpu_pos_buf_per_se;
-extern int amdgpu_cntl_sb_buf_per_se;
-extern int amdgpu_param_buf_per_se;
extern int amdgpu_job_hang_limit;
extern int amdgpu_lbpw;
extern int amdgpu_compute_multipipe;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 864f7858d630..68192e455793 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -128,11 +128,6 @@ char *amdgpu_disable_cu = NULL;
char *amdgpu_virtual_display = NULL;
/* OverDrive(bit 14) disabled by default*/
uint amdgpu_pp_feature_mask = 0xffffbfff;
-int amdgpu_ngg = 0;
-int amdgpu_prim_buf_per_se = 0;
-int amdgpu_pos_buf_per_se = 0;
-int amdgpu_cntl_sb_buf_per_se = 0;
-int amdgpu_param_buf_per_se = 0;
int amdgpu_job_hang_limit = 0;
int amdgpu_lbpw = -1;
int amdgpu_compute_multipipe = -1;
@@ -452,42 +447,6 @@ MODULE_PARM_DESC(virtual_display,
"Enable virtual display feature (the virtual_display will be set like xxxx:xx:xx.x,x;xxxx:xx:xx.x,x)");
module_param_named(virtual_display, amdgpu_virtual_display, charp, 0444);
-/**
- * DOC: ngg (int)
- * Set to enable Next Generation Graphics (1 = enable). The default is 0 (disabled).
- */
-MODULE_PARM_DESC(ngg, "Next Generation Graphics (1 = enable, 0 = disable(default depending on gfx))");
-module_param_named(ngg, amdgpu_ngg, int, 0444);
-
-/**
- * DOC: prim_buf_per_se (int)
- * Override the size of Primitive Buffer per Shader Engine in Byte. The default is 0 (depending on gfx).
- */
-MODULE_PARM_DESC(prim_buf_per_se, "the size of Primitive Buffer per Shader Engine (default depending on gfx)");
-module_param_named(prim_buf_per_se, amdgpu_prim_buf_per_se, int, 0444);
-
-/**
- * DOC: pos_buf_per_se (int)
- * Override the size of Position Buffer per Shader Engine in Byte. The default is 0 (depending on gfx).
- */
-MODULE_PARM_DESC(pos_buf_per_se, "the size of Position Buffer per Shader Engine (default depending on gfx)");
-module_param_named(pos_buf_per_se, amdgpu_pos_buf_per_se, int, 0444);
-
-/**
- * DOC: cntl_sb_buf_per_se (int)
- * Override the size of Control Sideband per Shader Engine in Byte. The default is 0 (depending on gfx).
- */
-MODULE_PARM_DESC(cntl_sb_buf_per_se, "the size of Control Sideband per Shader Engine (default depending on gfx)");
-module_param_named(cntl_sb_buf_per_se, amdgpu_cntl_sb_buf_per_se, int, 0444);
-
-/**
- * DOC: param_buf_per_se (int)
- * Override the size of Off-Chip Parameter Cache per Shader Engine in Byte.
- * The default is 0 (depending on gfx).
- */
-MODULE_PARM_DESC(param_buf_per_se, "the size of Off-Chip Parameter Cache per Shader Engine (default depending on gfx)");
-module_param_named(param_buf_per_se, amdgpu_param_buf_per_se, int, 0444);
-
/**
* DOC: job_hang_limit (int)
* Set how much time allow a job hang and not drop it. The default is 0.
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
index 6ed0560d7299..59c5464c96be 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h
@@ -200,28 +200,6 @@ struct amdgpu_gfx_funcs {
int (*query_ras_error_count) (struct amdgpu_device *adev, void *ras_error_status);
};
-struct amdgpu_ngg_buf {
- struct amdgpu_bo *bo;
- uint64_t gpu_addr;
- uint32_t size;
- uint32_t bo_size;
-};
-
-enum {
- NGG_PRIM = 0,
- NGG_POS,
- NGG_CNTL,
- NGG_PARAM,
- NGG_BUF_MAX
-};
-
-struct amdgpu_ngg {
- struct amdgpu_ngg_buf buf[NGG_BUF_MAX];
- uint32_t gds_reserve_addr;
- uint32_t gds_reserve_size;
- bool init;
-};
-
struct sq_work {
struct work_struct work;
unsigned ih_data;
@@ -310,9 +288,6 @@ struct amdgpu_gfx {
uint32_t grbm_soft_reset;
uint32_t srbm_soft_reset;
- /* NGG */
- struct amdgpu_ngg ngg;
-
/* gfx off */
bool gfx_off_state; /* true: enabled, false: disabled */
struct mutex gfx_off_mutex;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 4257c1a9099f..7f4e000a400f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -770,17 +770,6 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
dev_info.vce_harvest_config = adev->vce.harvest_config;
dev_info.gc_double_offchip_lds_buf =
adev->gfx.config.double_offchip_lds_buf;
-
- if (amdgpu_ngg) {
- dev_info.prim_buf_gpu_addr = adev->gfx.ngg.buf[NGG_PRIM].gpu_addr;
- dev_info.prim_buf_size = adev->gfx.ngg.buf[NGG_PRIM].size;
- dev_info.pos_buf_gpu_addr = adev->gfx.ngg.buf[NGG_POS].gpu_addr;
- dev_info.pos_buf_size = adev->gfx.ngg.buf[NGG_POS].size;
- dev_info.cntl_sb_buf_gpu_addr = adev->gfx.ngg.buf[NGG_CNTL].gpu_addr;
- dev_info.cntl_sb_buf_size = adev->gfx.ngg.buf[NGG_CNTL].size;
- dev_info.param_buf_gpu_addr = adev->gfx.ngg.buf[NGG_PARAM].gpu_addr;
- dev_info.param_buf_size = adev->gfx.ngg.buf[NGG_PARAM].size;
- }
dev_info.wave_front_size = adev->gfx.cu_info.wave_front_size;
dev_info.num_shader_visible_vgprs = adev->gfx.config.max_gprs;
dev_info.num_cu_per_sh = adev->gfx.config.max_cu_per_sh;
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 2cb1efa28161..5365b30dfaea 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -1957,190 +1957,6 @@ static int gfx_v9_0_gpu_early_init(struct amdgpu_device *adev)
return 0;
}
-static int gfx_v9_0_ngg_create_buf(struct amdgpu_device *adev,
- struct amdgpu_ngg_buf *ngg_buf,
- int size_se,
- int default_size_se)
-{
- int r;
-
- if (size_se < 0) {
- dev_err(adev->dev, "Buffer size is invalid: %d\n", size_se);
- return -EINVAL;
- }
- size_se = size_se ? size_se : default_size_se;
-
- ngg_buf->size = size_se * adev->gfx.config.max_shader_engines;
- r = amdgpu_bo_create_kernel(adev, ngg_buf->size,
- PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
- &ngg_buf->bo,
- &ngg_buf->gpu_addr,
- NULL);
- if (r) {
- dev_err(adev->dev, "(%d) failed to create NGG buffer\n", r);
- return r;
- }
- ngg_buf->bo_size = amdgpu_bo_size(ngg_buf->bo);
-
- return r;
-}
-
-static int gfx_v9_0_ngg_fini(struct amdgpu_device *adev)
-{
- int i;
-
- for (i = 0; i < NGG_BUF_MAX; i++)
- amdgpu_bo_free_kernel(&adev->gfx.ngg.buf[i].bo,
- &adev->gfx.ngg.buf[i].gpu_addr,
- NULL);
-
- memset(&adev->gfx.ngg.buf[0], 0,
- sizeof(struct amdgpu_ngg_buf) * NGG_BUF_MAX);
-
- adev->gfx.ngg.init = false;
-
- return 0;
-}
-
-static int gfx_v9_0_ngg_init(struct amdgpu_device *adev)
-{
- int r;
-
- if (!amdgpu_ngg || adev->gfx.ngg.init == true)
- return 0;
-
- /* GDS reserve memory: 64 bytes alignment */
- adev->gfx.ngg.gds_reserve_size = ALIGN(5 * 4, 0x40);
- adev->gds.gds_size -= adev->gfx.ngg.gds_reserve_size;
- adev->gfx.ngg.gds_reserve_addr = RREG32_SOC15(GC, 0, mmGDS_VMID0_BASE);
- adev->gfx.ngg.gds_reserve_addr += RREG32_SOC15(GC, 0, mmGDS_VMID0_SIZE);
-
- /* Primitive Buffer */
- r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_PRIM],
- amdgpu_prim_buf_per_se,
- 64 * 1024);
- if (r) {
- dev_err(adev->dev, "Failed to create Primitive Buffer\n");
- goto err;
- }
-
- /* Position Buffer */
- r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_POS],
- amdgpu_pos_buf_per_se,
- 256 * 1024);
- if (r) {
- dev_err(adev->dev, "Failed to create Position Buffer\n");
- goto err;
- }
-
- /* Control Sideband */
- r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_CNTL],
- amdgpu_cntl_sb_buf_per_se,
- 256);
- if (r) {
- dev_err(adev->dev, "Failed to create Control Sideband Buffer\n");
- goto err;
- }
-
- /* Parameter Cache, not created by default */
- if (amdgpu_param_buf_per_se <= 0)
- goto out;
-
- r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_PARAM],
- amdgpu_param_buf_per_se,
- 512 * 1024);
- if (r) {
- dev_err(adev->dev, "Failed to create Parameter Cache\n");
- goto err;
- }
-
-out:
- adev->gfx.ngg.init = true;
- return 0;
-err:
- gfx_v9_0_ngg_fini(adev);
- return r;
-}
-
-static int gfx_v9_0_ngg_en(struct amdgpu_device *adev)
-{
- struct amdgpu_ring *ring = &adev->gfx.gfx_ring[0];
- int r;
- u32 data, base;
-
- if (!amdgpu_ngg)
- return 0;
-
- /* Program buffer size */
- data = REG_SET_FIELD(0, WD_BUF_RESOURCE_1, INDEX_BUF_SIZE,
- adev->gfx.ngg.buf[NGG_PRIM].size >> 8);
- data = REG_SET_FIELD(data, WD_BUF_RESOURCE_1, POS_BUF_SIZE,
- adev->gfx.ngg.buf[NGG_POS].size >> 8);
- WREG32_SOC15(GC, 0, mmWD_BUF_RESOURCE_1, data);
-
- data = REG_SET_FIELD(0, WD_BUF_RESOURCE_2, CNTL_SB_BUF_SIZE,
- adev->gfx.ngg.buf[NGG_CNTL].size >> 8);
- data = REG_SET_FIELD(data, WD_BUF_RESOURCE_2, PARAM_BUF_SIZE,
- adev->gfx.ngg.buf[NGG_PARAM].size >> 10);
- WREG32_SOC15(GC, 0, mmWD_BUF_RESOURCE_2, data);
-
- /* Program buffer base address */
- base = lower_32_bits(adev->gfx.ngg.buf[NGG_PRIM].gpu_addr);
- data = REG_SET_FIELD(0, WD_INDEX_BUF_BASE, BASE, base);
- WREG32_SOC15(GC, 0, mmWD_INDEX_BUF_BASE, data);
-
- base = upper_32_bits(adev->gfx.ngg.buf[NGG_PRIM].gpu_addr);
- data = REG_SET_FIELD(0, WD_INDEX_BUF_BASE_HI, BASE_HI, base);
- WREG32_SOC15(GC, 0, mmWD_INDEX_BUF_BASE_HI, data);
-
- base = lower_32_bits(adev->gfx.ngg.buf[NGG_POS].gpu_addr);
- data = REG_SET_FIELD(0, WD_POS_BUF_BASE, BASE, base);
- WREG32_SOC15(GC, 0, mmWD_POS_BUF_BASE, data);
-
- base = upper_32_bits(adev->gfx.ngg.buf[NGG_POS].gpu_addr);
- data = REG_SET_FIELD(0, WD_POS_BUF_BASE_HI, BASE_HI, base);
- WREG32_SOC15(GC, 0, mmWD_POS_BUF_BASE_HI, data);
-
- base = lower_32_bits(adev->gfx.ngg.buf[NGG_CNTL].gpu_addr);
- data = REG_SET_FIELD(0, WD_CNTL_SB_BUF_BASE, BASE, base);
- WREG32_SOC15(GC, 0, mmWD_CNTL_SB_BUF_BASE, data);
-
- base = upper_32_bits(adev->gfx.ngg.buf[NGG_CNTL].gpu_addr);
- data = REG_SET_FIELD(0, WD_CNTL_SB_BUF_BASE_HI, BASE_HI, base);
- WREG32_SOC15(GC, 0, mmWD_CNTL_SB_BUF_BASE_HI, data);
-
- /* Clear GDS reserved memory */
- r = amdgpu_ring_alloc(ring, 17);
- if (r) {
- DRM_ERROR("amdgpu: NGG failed to lock ring %s (%d).\n",
- ring->name, r);
- return r;
- }
-
- gfx_v9_0_write_data_to_reg(ring, 0, false,
- SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE),
- (adev->gds.gds_size +
- adev->gfx.ngg.gds_reserve_size));
-
- amdgpu_ring_write(ring, PACKET3(PACKET3_DMA_DATA, 5));
- amdgpu_ring_write(ring, (PACKET3_DMA_DATA_CP_SYNC |
- PACKET3_DMA_DATA_DST_SEL(1) |
- PACKET3_DMA_DATA_SRC_SEL(2)));
- amdgpu_ring_write(ring, 0);
- amdgpu_ring_write(ring, 0);
- amdgpu_ring_write(ring, adev->gfx.ngg.gds_reserve_addr);
- amdgpu_ring_write(ring, 0);
- amdgpu_ring_write(ring, PACKET3_DMA_DATA_CMD_RAW_WAIT |
- adev->gfx.ngg.gds_reserve_size);
-
- gfx_v9_0_write_data_to_reg(ring, 0, false,
- SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE), 0);
-
- amdgpu_ring_commit(ring);
-
- return 0;
-}
-
static int gfx_v9_0_compute_ring_init(struct amdgpu_device *adev, int ring_id,
int mec, int pipe, int queue)
{
@@ -2308,10 +2124,6 @@ static int gfx_v9_0_sw_init(void *handle)
if (r)
return r;
- r = gfx_v9_0_ngg_init(adev);
- if (r)
- return r;
-
return 0;
}
@@ -2345,7 +2157,6 @@ static int gfx_v9_0_sw_fini(void *handle)
amdgpu_gfx_kiq_fini(adev);
gfx_v9_0_mec_fini(adev);
- gfx_v9_0_ngg_fini(adev);
amdgpu_bo_unref(&adev->gfx.rlc.clear_state_obj);
if (adev->asic_type == CHIP_RAVEN || adev->asic_type == CHIP_RENOIR) {
amdgpu_bo_free_kernel(&adev->gfx.rlc.cp_table_obj,
@@ -3884,12 +3695,6 @@ static int gfx_v9_0_hw_init(void *handle)
if (r)
return r;
- if (adev->asic_type != CHIP_ARCTURUS) {
- r = gfx_v9_0_ngg_en(adev);
- if (r)
- return r;
- }
-
return r;
}
--
2.28.0