[PATCH] drm/amdgpu: refine gprs init shaders to check coverage
Dennis Li
Dennis.Li at amd.com
Wed Apr 21 05:50:37 UTC 2021
Add codes to check whether all SIMDs are covered, make sure that all
GPRs are initialized.
Signed-off-by: Dennis Li <Dennis.Li at amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 9889bd495ba5..9e629f239288 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -4656,8 +4656,7 @@ static int gfx_v9_0_do_edc_gpr_workarounds(struct amdgpu_device *adev)
if (!ring->sched.ready)
return 0;
- if (adev->asic_type == CHIP_ARCTURUS ||
- adev->asic_type == CHIP_ALDEBARAN) {
+ if (adev->asic_type == CHIP_ARCTURUS) {
vgpr_init_shader_ptr = vgpr_init_compute_shader_arcturus;
vgpr_init_shader_size = sizeof(vgpr_init_compute_shader_arcturus);
vgpr_init_regs_ptr = vgpr_init_regs_arcturus;
@@ -4924,7 +4923,11 @@ static int gfx_v9_0_ecc_late_init(void *handle)
}
/* requires IBs so do in late init after IB pool is initialized */
- r = gfx_v9_0_do_edc_gpr_workarounds(adev);
+ if (adev->asic_type == CHIP_ALDEBARAN)
+ r = gfx_v9_4_2_do_edc_gpr_workarounds(adev);
+ else
+ r = gfx_v9_0_do_edc_gpr_workarounds(adev);
+
if (r)
return r;
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c
index 9ca76a3ac38c..798c0e178201 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.c
@@ -22,6 +22,7 @@
*/
#include "amdgpu.h"
#include "soc15.h"
+#include "soc15d.h"
#include "gc/gc_9_4_2_offset.h"
#include "gc/gc_9_4_2_sh_mask.h"
@@ -79,6 +80,377 @@ static const struct soc15_reg_golden golden_settings_gc_9_4_2_alde[] = {
SOC15_REG_GOLDEN_VALUE(GC, 0, regTCI_CNTL_3, 0xff, 0x20),
};
+static const u32 vgpr_init_compute_shader_aldebaran[] = {
+ 0xb8840904, 0xb8851a04, 0xb8861344, 0x9207c006, 0x92088405, 0x81070807,
+ 0x81070407, 0x8e078207, 0xbe88008f, 0xc0410200, 0x00000007, 0xd3d94000,
+ 0x18000080, 0xd3d94001, 0x18000080, 0xd3d94002, 0x18000080, 0xd3d94003,
+ 0x18000080, 0xd3d94004, 0x18000080, 0xd3d94005, 0x18000080, 0xd3d94006,
+ 0x18000080, 0xd3d94007, 0x18000080, 0xd3d94008, 0x18000080, 0xd3d94009,
+ 0x18000080, 0xd3d9400a, 0x18000080, 0xd3d9400b, 0x18000080, 0xd3d9400c,
+ 0x18000080, 0xd3d9400d, 0x18000080, 0xd3d9400e, 0x18000080, 0xd3d9400f,
+ 0x18000080, 0xd3d94010, 0x18000080, 0xd3d94011, 0x18000080, 0xd3d94012,
+ 0x18000080, 0xd3d94013, 0x18000080, 0xd3d94014, 0x18000080, 0xd3d94015,
+ 0x18000080, 0xd3d94016, 0x18000080, 0xd3d94017, 0x18000080, 0xd3d94018,
+ 0x18000080, 0xd3d94019, 0x18000080, 0xd3d9401a, 0x18000080, 0xd3d9401b,
+ 0x18000080, 0xd3d9401c, 0x18000080, 0xd3d9401d, 0x18000080, 0xd3d9401e,
+ 0x18000080, 0xd3d9401f, 0x18000080, 0xd3d94020, 0x18000080, 0xd3d94021,
+ 0x18000080, 0xd3d94022, 0x18000080, 0xd3d94023, 0x18000080, 0xd3d94024,
+ 0x18000080, 0xd3d94025, 0x18000080, 0xd3d94026, 0x18000080, 0xd3d94027,
+ 0x18000080, 0xd3d94028, 0x18000080, 0xd3d94029, 0x18000080, 0xd3d9402a,
+ 0x18000080, 0xd3d9402b, 0x18000080, 0xd3d9402c, 0x18000080, 0xd3d9402d,
+ 0x18000080, 0xd3d9402e, 0x18000080, 0xd3d9402f, 0x18000080, 0xd3d94030,
+ 0x18000080, 0xd3d94031, 0x18000080, 0xd3d94032, 0x18000080, 0xd3d94033,
+ 0x18000080, 0xd3d94034, 0x18000080, 0xd3d94035, 0x18000080, 0xd3d94036,
+ 0x18000080, 0xd3d94037, 0x18000080, 0xd3d94038, 0x18000080, 0xd3d94039,
+ 0x18000080, 0xd3d9403a, 0x18000080, 0xd3d9403b, 0x18000080, 0xd3d9403c,
+ 0x18000080, 0xd3d9403d, 0x18000080, 0xd3d9403e, 0x18000080, 0xd3d9403f,
+ 0x18000080, 0xd3d94040, 0x18000080, 0xd3d94041, 0x18000080, 0xd3d94042,
+ 0x18000080, 0xd3d94043, 0x18000080, 0xd3d94044, 0x18000080, 0xd3d94045,
+ 0x18000080, 0xd3d94046, 0x18000080, 0xd3d94047, 0x18000080, 0xd3d94048,
+ 0x18000080, 0xd3d94049, 0x18000080, 0xd3d9404a, 0x18000080, 0xd3d9404b,
+ 0x18000080, 0xd3d9404c, 0x18000080, 0xd3d9404d, 0x18000080, 0xd3d9404e,
+ 0x18000080, 0xd3d9404f, 0x18000080, 0xd3d94050, 0x18000080, 0xd3d94051,
+ 0x18000080, 0xd3d94052, 0x18000080, 0xd3d94053, 0x18000080, 0xd3d94054,
+ 0x18000080, 0xd3d94055, 0x18000080, 0xd3d94056, 0x18000080, 0xd3d94057,
+ 0x18000080, 0xd3d94058, 0x18000080, 0xd3d94059, 0x18000080, 0xd3d9405a,
+ 0x18000080, 0xd3d9405b, 0x18000080, 0xd3d9405c, 0x18000080, 0xd3d9405d,
+ 0x18000080, 0xd3d9405e, 0x18000080, 0xd3d9405f, 0x18000080, 0xd3d94060,
+ 0x18000080, 0xd3d94061, 0x18000080, 0xd3d94062, 0x18000080, 0xd3d94063,
+ 0x18000080, 0xd3d94064, 0x18000080, 0xd3d94065, 0x18000080, 0xd3d94066,
+ 0x18000080, 0xd3d94067, 0x18000080, 0xd3d94068, 0x18000080, 0xd3d94069,
+ 0x18000080, 0xd3d9406a, 0x18000080, 0xd3d9406b, 0x18000080, 0xd3d9406c,
+ 0x18000080, 0xd3d9406d, 0x18000080, 0xd3d9406e, 0x18000080, 0xd3d9406f,
+ 0x18000080, 0xd3d94070, 0x18000080, 0xd3d94071, 0x18000080, 0xd3d94072,
+ 0x18000080, 0xd3d94073, 0x18000080, 0xd3d94074, 0x18000080, 0xd3d94075,
+ 0x18000080, 0xd3d94076, 0x18000080, 0xd3d94077, 0x18000080, 0xd3d94078,
+ 0x18000080, 0xd3d94079, 0x18000080, 0xd3d9407a, 0x18000080, 0xd3d9407b,
+ 0x18000080, 0xd3d9407c, 0x18000080, 0xd3d9407d, 0x18000080, 0xd3d9407e,
+ 0x18000080, 0xd3d9407f, 0x18000080, 0xd3d94080, 0x18000080, 0xd3d94081,
+ 0x18000080, 0xd3d94082, 0x18000080, 0xd3d94083, 0x18000080, 0xd3d94084,
+ 0x18000080, 0xd3d94085, 0x18000080, 0xd3d94086, 0x18000080, 0xd3d94087,
+ 0x18000080, 0xd3d94088, 0x18000080, 0xd3d94089, 0x18000080, 0xd3d9408a,
+ 0x18000080, 0xd3d9408b, 0x18000080, 0xd3d9408c, 0x18000080, 0xd3d9408d,
+ 0x18000080, 0xd3d9408e, 0x18000080, 0xd3d9408f, 0x18000080, 0xd3d94090,
+ 0x18000080, 0xd3d94091, 0x18000080, 0xd3d94092, 0x18000080, 0xd3d94093,
+ 0x18000080, 0xd3d94094, 0x18000080, 0xd3d94095, 0x18000080, 0xd3d94096,
+ 0x18000080, 0xd3d94097, 0x18000080, 0xd3d94098, 0x18000080, 0xd3d94099,
+ 0x18000080, 0xd3d9409a, 0x18000080, 0xd3d9409b, 0x18000080, 0xd3d9409c,
+ 0x18000080, 0xd3d9409d, 0x18000080, 0xd3d9409e, 0x18000080, 0xd3d9409f,
+ 0x18000080, 0xd3d940a0, 0x18000080, 0xd3d940a1, 0x18000080, 0xd3d940a2,
+ 0x18000080, 0xd3d940a3, 0x18000080, 0xd3d940a4, 0x18000080, 0xd3d940a5,
+ 0x18000080, 0xd3d940a6, 0x18000080, 0xd3d940a7, 0x18000080, 0xd3d940a8,
+ 0x18000080, 0xd3d940a9, 0x18000080, 0xd3d940aa, 0x18000080, 0xd3d940ab,
+ 0x18000080, 0xd3d940ac, 0x18000080, 0xd3d940ad, 0x18000080, 0xd3d940ae,
+ 0x18000080, 0xd3d940af, 0x18000080, 0xd3d940b0, 0x18000080, 0xd3d940b1,
+ 0x18000080, 0xd3d940b2, 0x18000080, 0xd3d940b3, 0x18000080, 0xd3d940b4,
+ 0x18000080, 0xd3d940b5, 0x18000080, 0xd3d940b6, 0x18000080, 0xd3d940b7,
+ 0x18000080, 0xd3d940b8, 0x18000080, 0xd3d940b9, 0x18000080, 0xd3d940ba,
+ 0x18000080, 0xd3d940bb, 0x18000080, 0xd3d940bc, 0x18000080, 0xd3d940bd,
+ 0x18000080, 0xd3d940be, 0x18000080, 0xd3d940bf, 0x18000080, 0xd3d940c0,
+ 0x18000080, 0xd3d940c1, 0x18000080, 0xd3d940c2, 0x18000080, 0xd3d940c3,
+ 0x18000080, 0xd3d940c4, 0x18000080, 0xd3d940c5, 0x18000080, 0xd3d940c6,
+ 0x18000080, 0xd3d940c7, 0x18000080, 0xd3d940c8, 0x18000080, 0xd3d940c9,
+ 0x18000080, 0xd3d940ca, 0x18000080, 0xd3d940cb, 0x18000080, 0xd3d940cc,
+ 0x18000080, 0xd3d940cd, 0x18000080, 0xd3d940ce, 0x18000080, 0xd3d940cf,
+ 0x18000080, 0xd3d940d0, 0x18000080, 0xd3d940d1, 0x18000080, 0xd3d940d2,
+ 0x18000080, 0xd3d940d3, 0x18000080, 0xd3d940d4, 0x18000080, 0xd3d940d5,
+ 0x18000080, 0xd3d940d6, 0x18000080, 0xd3d940d7, 0x18000080, 0xd3d940d8,
+ 0x18000080, 0xd3d940d9, 0x18000080, 0xd3d940da, 0x18000080, 0xd3d940db,
+ 0x18000080, 0xd3d940dc, 0x18000080, 0xd3d940dd, 0x18000080, 0xd3d940de,
+ 0x18000080, 0xd3d940df, 0x18000080, 0xd3d940e0, 0x18000080, 0xd3d940e1,
+ 0x18000080, 0xd3d940e2, 0x18000080, 0xd3d940e3, 0x18000080, 0xd3d940e4,
+ 0x18000080, 0xd3d940e5, 0x18000080, 0xd3d940e6, 0x18000080, 0xd3d940e7,
+ 0x18000080, 0xd3d940e8, 0x18000080, 0xd3d940e9, 0x18000080, 0xd3d940ea,
+ 0x18000080, 0xd3d940eb, 0x18000080, 0xd3d940ec, 0x18000080, 0xd3d940ed,
+ 0x18000080, 0xd3d940ee, 0x18000080, 0xd3d940ef, 0x18000080, 0xd3d940f0,
+ 0x18000080, 0xd3d940f1, 0x18000080, 0xd3d940f2, 0x18000080, 0xd3d940f3,
+ 0x18000080, 0xd3d940f4, 0x18000080, 0xd3d940f5, 0x18000080, 0xd3d940f6,
+ 0x18000080, 0xd3d940f7, 0x18000080, 0xd3d940f8, 0x18000080, 0xd3d940f9,
+ 0x18000080, 0xd3d940fa, 0x18000080, 0xd3d940fb, 0x18000080, 0xd3d940fc,
+ 0x18000080, 0xd3d940fd, 0x18000080, 0xd3d940fe, 0x18000080, 0xd3d940ff,
+ 0x18000080, 0xb07c0000, 0xbe8a00ff, 0x000000f8, 0xbf11080a, 0x7e000280,
+ 0x7e020280, 0x7e040280, 0x7e060280, 0x7e080280, 0x7e0a0280, 0x7e0c0280,
+ 0x7e0e0280, 0x808a880a, 0xbe80320a, 0xbf84fff5, 0xbf9c0000, 0xd28c0001,
+ 0x0001007f, 0xd28d0001, 0x0002027e, 0x10020288, 0xb88b0904, 0xb78b4000,
+ 0xd1196a01, 0x00001701, 0xbe8a0087, 0xbefc00c1, 0xd89c4000, 0x00020201,
+ 0xd89cc080, 0x00040401, 0x320202ff, 0x00000800, 0x808a810a, 0xbf84fff8,
+ 0xbf810000,
+};
+
+const struct soc15_reg_entry vgpr_init_regs_aldebaran[] = {
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_RESOURCE_LIMITS), 0x0000000 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_NUM_THREAD_X), 0x40 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_NUM_THREAD_Y), 4 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_NUM_THREAD_Z), 1 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_PGM_RSRC1), 0xbf },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_PGM_RSRC2), 0x400004 }, /* 64KB LDS */
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_PGM_RSRC3), 0x3F }, /* 63 - accum-offset = 256 */
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE0), 0xffffffff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE1), 0xffffffff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE2), 0xffffffff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE3), 0xffffffff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE4), 0xffffffff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE5), 0xffffffff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE6), 0xffffffff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE7), 0xffffffff },
+};
+
+static const u32 sgpr_init_compute_shader_aldebaran[] = {
+ 0xb8840904, 0xb8851a04, 0xb8861344, 0x9207c006, 0x92088405, 0x81070807,
+ 0x81070407, 0x8e078207, 0xbefc0006, 0xbf800000, 0xbf900001, 0xbe88008f,
+ 0xc0410200, 0x00000007, 0xb07c0000, 0xbe8000ff, 0x0000005f, 0xbee50080,
+ 0xbe812c65, 0xbe822c65, 0xbe832c65, 0xbe842c65, 0xbe852c65, 0xb77c0005,
+ 0x80808500, 0xbf84fff8, 0xbe800080, 0xbf810000,
+};
+
+static const struct soc15_reg_entry sgpr1_init_regs_aldebaran[] = {
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_RESOURCE_LIMITS), 0x0000000 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_NUM_THREAD_X), 0x40 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_NUM_THREAD_Y), 8 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_NUM_THREAD_Z), 1 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_PGM_RSRC1), 0x240 }, /* (80 GPRS): SGPRS[9:6] VGPRS[5:0] */
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_PGM_RSRC2), 0x4 }, /* USER_SGPR[5:1]*/
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_PGM_RSRC3), 0x3F }, /* 63 - accum-offset = 256 */
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE0), 0x000000ff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE1), 0x000000ff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE2), 0x000000ff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE3), 0x000000ff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE4), 0x000000ff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE5), 0x000000ff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE6), 0x000000ff },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE7), 0x000000ff },
+};
+
+static const struct soc15_reg_entry sgpr2_init_regs_aldebaran[] = {
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_RESOURCE_LIMITS), 0x0000000 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_NUM_THREAD_X), 0x40 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_NUM_THREAD_Y), 8 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_NUM_THREAD_Z), 1 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_PGM_RSRC1), 0x240 }, /* (80 GPRS) */
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_PGM_RSRC2), 0x4 }, /* USER_SGPR[5:1]*/
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_PGM_RSRC3), 0x3F }, /* 63 - accum-offset = 256 */
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE0), 0x0000ff00 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE1), 0x0000ff00 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE2), 0x0000ff00 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE3), 0x0000ff00 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE4), 0x0000ff00 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE5), 0x0000ff00 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE6), 0x0000ff00 },
+ { SOC15_REG_ENTRY(GC, 0, regCOMPUTE_STATIC_THREAD_MGMT_SE7), 0x0000ff00 },
+};
+
+static int gfx_v9_4_2_check_gprs_init_coverage(struct amdgpu_device *adev,
+ uint32_t *wb)
+{
+ uint32_t se_id, cu_id, simd_id;
+ uint32_t simd_cnt = 0;
+ uint32_t se_offset, cu_offset, data;
+
+ for (se_id = 0; se_id < adev->gfx.config.max_shader_engines; se_id++) {
+ se_offset = se_id * 16 * 4;
+ for (cu_id = 0; cu_id < 16; cu_id++) {
+ cu_offset = cu_id * 4;
+ for (simd_id = 0; simd_id < 4; simd_id++) {
+ data = wb[se_offset + cu_offset + simd_id];
+ if (data == 0xF)
+ simd_cnt++;
+ }
+ }
+ }
+
+ if (adev->gfx.cu_info.number * 4 == simd_cnt)
+ return 0;
+
+ dev_warn(adev->dev, "SIMD Count: %d, %d\n",
+ adev->gfx.cu_info.number * 4, simd_cnt);
+
+ for (se_id = 0; se_id < adev->gfx.config.max_shader_engines; se_id++) {
+ se_offset = se_id * 16 * 4;
+ for (cu_id = 0; cu_id < 16; cu_id++) {
+ cu_offset = cu_id * 4;
+ for (simd_id = 0; simd_id < 4; simd_id++) {
+ data = wb[se_offset + cu_offset + simd_id];
+ if (data != 0xF)
+ dev_warn(adev->dev, "SE[%d]CU[%d]SIMD[%d]: isn't inited\n",
+ se_id, cu_id, simd_id);
+ }
+ }
+ }
+
+ return -EFAULT;
+}
+
+static int gfx_v9_4_2_run_shader(struct amdgpu_device *adev,
+ const uint32_t *shader_ptr, uint32_t shader_size,
+ const struct soc15_reg_entry *init_regs, uint32_t regs_size,
+ uint32_t compute_dim_x, u64 wb_gpu_addr)
+{
+ struct amdgpu_ring *ring = &adev->gfx.compute_ring[0];
+ struct amdgpu_ib ib;
+ struct dma_fence *f = NULL;
+ int r, i;
+ uint32_t total_size, shader_offset;
+ u64 gpu_addr;
+
+ total_size = (regs_size * 3 + 4 + 4 + 5 + 2) * 4;
+ total_size = ALIGN(total_size, 256);
+ shader_offset = total_size;
+ total_size += ALIGN(shader_size, 256);
+
+ /* allocate an indirect buffer to put the commands in */
+ memset(&ib, 0, sizeof(ib));
+ r = amdgpu_ib_get(adev, NULL, total_size,
+ AMDGPU_IB_POOL_DIRECT, &ib);
+ if (r) {
+ DRM_ERROR("amdgpu: failed to get ib (%d).\n", r);
+ return r;
+ }
+
+ /* load the compute shaders */
+ for (i = 0; i < shader_size/sizeof(u32); i++)
+ ib.ptr[i + (shader_offset / 4)] = shader_ptr[i];
+
+ /* init the ib length to 0 */
+ ib.length_dw = 0;
+
+ /* write the register state for the compute dispatch */
+ for (i = 0; i < regs_size; i++) {
+ ib.ptr[ib.length_dw++] = PACKET3(PACKET3_SET_SH_REG, 1);
+ ib.ptr[ib.length_dw++] = SOC15_REG_ENTRY_OFFSET(init_regs[i])
+ - PACKET3_SET_SH_REG_START;
+ ib.ptr[ib.length_dw++] = init_regs[i].reg_value;
+ }
+
+ /* write the shader start address: mmCOMPUTE_PGM_LO, mmCOMPUTE_PGM_HI */
+ gpu_addr = (ib.gpu_addr + (u64)shader_offset) >> 8;
+ ib.ptr[ib.length_dw++] = PACKET3(PACKET3_SET_SH_REG, 2);
+ ib.ptr[ib.length_dw++] = SOC15_REG_OFFSET(GC, 0, regCOMPUTE_PGM_LO)
+ - PACKET3_SET_SH_REG_START;
+ ib.ptr[ib.length_dw++] = lower_32_bits(gpu_addr);
+ ib.ptr[ib.length_dw++] = upper_32_bits(gpu_addr);
+
+ /* write the wb buffer address */
+ ib.ptr[ib.length_dw++] = PACKET3(PACKET3_SET_SH_REG, 2);
+ ib.ptr[ib.length_dw++] = SOC15_REG_OFFSET(GC, 0, regCOMPUTE_USER_DATA_0)
+ - PACKET3_SET_SH_REG_START;
+ ib.ptr[ib.length_dw++] = lower_32_bits(wb_gpu_addr);
+ ib.ptr[ib.length_dw++] = upper_32_bits(wb_gpu_addr);
+
+ /* write dispatch packet */
+ ib.ptr[ib.length_dw++] = PACKET3(PACKET3_DISPATCH_DIRECT, 3);
+ ib.ptr[ib.length_dw++] = compute_dim_x; /* x */
+ ib.ptr[ib.length_dw++] = 1; /* y */
+ ib.ptr[ib.length_dw++] = 1; /* z */
+ ib.ptr[ib.length_dw++] =
+ REG_SET_FIELD(0, COMPUTE_DISPATCH_INITIATOR, COMPUTE_SHADER_EN, 1);
+
+ /* write CS partial flush packet */
+ ib.ptr[ib.length_dw++] = PACKET3(PACKET3_EVENT_WRITE, 0);
+ ib.ptr[ib.length_dw++] = EVENT_TYPE(7) | EVENT_INDEX(4);
+
+ /* shedule the ib on the ring */
+ r = amdgpu_ib_schedule(ring, 1, &ib, NULL, &f);
+ if (r) {
+ DRM_ERROR("amdgpu: ib submit failed (%d).\n", r);
+ goto fail;
+ }
+
+ /* wait for the GPU to finish processing the IB */
+ r = dma_fence_wait(f, false);
+ if (r) {
+ DRM_ERROR("amdgpu: fence wait failed (%d).\n", r);
+ goto fail;
+ }
+fail:
+ amdgpu_ib_free(adev, &ib, NULL);
+ dma_fence_put(f);
+
+ return r;
+}
+
+int gfx_v9_4_2_do_edc_gpr_workarounds(struct amdgpu_device *adev)
+{
+ struct amdgpu_ring *ring = &adev->gfx.compute_ring[0];
+ int r;
+ int compute_dim_x = adev->gfx.config.max_shader_engines *
+ adev->gfx.config.max_cu_per_sh *
+ adev->gfx.config.max_sh_per_se;
+ int sgpr_work_group_size = 5;
+ /* CU_ID: 0~15, SIMD_ID: 0~3 */
+ int wb_size = adev->gfx.config.max_shader_engines * 16 * 4;
+ struct amdgpu_ib ib;
+
+ /* only support when RAS is enabled */
+ if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__GFX))
+ return 0;
+
+ /* bail if the compute ring is not ready */
+ if (!ring->sched.ready)
+ return 0;
+
+ /* allocate an indirect buffer to put the commands in */
+ memset(&ib, 0, sizeof(ib));
+ r = amdgpu_ib_get(adev, NULL, wb_size * sizeof(uint32_t),
+ AMDGPU_IB_POOL_DIRECT, &ib);
+ if (r) {
+ DRM_ERROR("amdgpu: failed to get ib (%d).\n", r);
+ return r;
+ }
+
+ memset(ib.ptr, 0, wb_size * sizeof(uint32_t));
+ r = gfx_v9_4_2_run_shader(adev, vgpr_init_compute_shader_aldebaran,
+ sizeof(vgpr_init_compute_shader_aldebaran),
+ vgpr_init_regs_aldebaran,
+ ARRAY_SIZE(vgpr_init_regs_aldebaran),
+ compute_dim_x * 2, ib.gpu_addr);
+ if (r) {
+ dev_err(adev->dev, "Init VGPRS: failed to run shader\n");
+ goto failed;
+ }
+
+ r = gfx_v9_4_2_check_gprs_init_coverage(adev, ib.ptr);
+ if (r) {
+ dev_err(adev->dev, "Init VGPRS: failed to cover all CUs\n");
+ goto failed;
+ } else {
+ dev_info(adev->dev, "Init VGPRS Successfully\n");
+ }
+
+ memset(ib.ptr, 0, wb_size * sizeof(uint32_t));
+ r = gfx_v9_4_2_run_shader(adev, sgpr_init_compute_shader_aldebaran,
+ sizeof(sgpr_init_compute_shader_aldebaran),
+ sgpr1_init_regs_aldebaran,
+ ARRAY_SIZE(sgpr1_init_regs_aldebaran),
+ compute_dim_x / 2 * sgpr_work_group_size,
+ ib.gpu_addr);
+ if (r) {
+ dev_err(adev->dev, "Init SGPRS Part1: failed to run shader\n");
+ goto failed;
+ }
+
+ r = gfx_v9_4_2_run_shader(adev, sgpr_init_compute_shader_aldebaran,
+ sizeof(sgpr_init_compute_shader_aldebaran),
+ sgpr2_init_regs_aldebaran,
+ ARRAY_SIZE(sgpr2_init_regs_aldebaran),
+ compute_dim_x / 2 * sgpr_work_group_size,
+ ib.gpu_addr);
+ if (r) {
+ dev_err(adev->dev, "Init SGPRS Part2: failed to run shader\n");
+ goto failed;
+ }
+
+ r = gfx_v9_4_2_check_gprs_init_coverage(adev, ib.ptr);
+ if (r)
+ dev_err(adev->dev,
+ "Init SGPRS Part2: failed to cover all CUs\n");
+ else
+ dev_info(adev->dev, "Init SGPRS Successfully\n");
+
+failed:
+ amdgpu_ib_free(adev, &ib, NULL);
+ return r;
+}
+
static void gfx_v9_4_2_query_sq_timeout_status(struct amdgpu_device *adev);
static void gfx_v9_4_2_reset_sq_timeout_status(struct amdgpu_device *adev);
@@ -808,8 +1180,9 @@ static struct gfx_v9_4_2_utc_block gfx_v9_4_2_utc_blocks[] = {
REG_SET_FIELD(0, ATC_L2_CACHE_4K_DSM_CNTL, WRITE_COUNTERS, 1) },
};
-static const struct soc15_reg_entry gfx_v9_4_2_rdrsp_status_regs =
- { SOC15_REG_ENTRY(GC, 0, regGCEA_ERR_STATUS), 0, 1, 16 };
+static const struct soc15_reg_entry gfx_v9_4_2_rdrsp_status_regs = {
+ SOC15_REG_ENTRY(GC, 0, regGCEA_ERR_STATUS), 0, 1, 16
+};
static int gfx_v9_4_2_get_reg_error_count(struct amdgpu_device *adev,
const struct soc15_reg_entry *reg,
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.h b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.h
index 81c5833b6b9f..6db1f88509af 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.h
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_2.h
@@ -29,6 +29,7 @@ void gfx_v9_4_2_debug_trap_config_init(struct amdgpu_device *adev,
void gfx_v9_4_2_init_golden_registers(struct amdgpu_device *adev,
uint32_t die_id);
void gfx_v9_4_2_set_power_brake_sequence(struct amdgpu_device *adev);
+int gfx_v9_4_2_do_edc_gpr_workarounds(struct amdgpu_device *adev);
extern const struct amdgpu_gfx_ras_funcs gfx_v9_4_2_ras_funcs;
--
2.17.1
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