diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3977-drm-amdkfd-Fix-race-in-gfx10-context-restore-handler.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3977-drm-amdkfd-Fix-race-in-gfx10-context-restore-handler.patch | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3977-drm-amdkfd-Fix-race-in-gfx10-context-restore-handler.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3977-drm-amdkfd-Fix-race-in-gfx10-context-restore-handler.patch new file mode 100644 index 00000000..c32a5c84 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3977-drm-amdkfd-Fix-race-in-gfx10-context-restore-handler.patch @@ -0,0 +1,205 @@ +From 5406262808b235a2532f6a4a85c34dff3131b24a Mon Sep 17 00:00:00 2001 +From: Jay Cornwall <jay.cornwall@amd.com> +Date: Wed, 25 Sep 2019 17:05:01 -0500 +Subject: [PATCH 3977/4256] drm/amdkfd: Fix race in gfx10 context restore + handler + +Missing synchronization with VGPR restore leads to intermittent +VGPR trashing in the user shader. + +Signed-off-by: Jay Cornwall <jay.cornwall@amd.com> +Reviewed-by: Yong Zhao <Yong.Zhao@amd.com> +--- + .../gpu/drm/amd/amdkfd/cwsr_trap_handler.h | 139 +++++++++--------- + .../amd/amdkfd/cwsr_trap_handler_gfx10.asm | 1 + + 2 files changed, 71 insertions(+), 69 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdkfd/cwsr_trap_handler.h b/drivers/gpu/drm/amd/amdkfd/cwsr_trap_handler.h +index 901fe3590165..d3400da6ab64 100644 +--- a/drivers/gpu/drm/amd/amdkfd/cwsr_trap_handler.h ++++ b/drivers/gpu/drm/amd/amdkfd/cwsr_trap_handler.h +@@ -905,7 +905,7 @@ static const uint32_t cwsr_trap_gfx10_hex[] = { + 0x7a5d0000, 0x807c817c, + 0x807aff7a, 0x00000080, + 0xbf0a717c, 0xbf85fff8, +- 0xbf820141, 0xbef4037e, ++ 0xbf820142, 0xbef4037e, + 0x8775ff7f, 0x0000ffff, + 0x8875ff75, 0x00040000, + 0xbef60380, 0xbef703ff, +@@ -967,7 +967,7 @@ static const uint32_t cwsr_trap_gfx10_hex[] = { + 0x725d0000, 0xe0304080, + 0x725d0100, 0xe0304100, + 0x725d0200, 0xe0304180, +- 0x725d0300, 0xbf820031, ++ 0x725d0300, 0xbf820032, + 0xbef603ff, 0x01000000, + 0xbef20378, 0x8078ff78, + 0x00000400, 0xbefc0384, +@@ -992,83 +992,84 @@ static const uint32_t cwsr_trap_gfx10_hex[] = { + 0x725d0000, 0xe0304100, + 0x725d0100, 0xe0304200, + 0x725d0200, 0xe0304300, +- 0x725d0300, 0xb9782a05, +- 0x80788178, 0x907c9973, +- 0x877c817c, 0xbf06817c, +- 0xbf850002, 0x8f788978, +- 0xbf820001, 0x8f788a78, +- 0xb9721e06, 0x8f728a72, +- 0x80787278, 0x8078ff78, +- 0x00000200, 0x80f8ff78, +- 0x00000050, 0xbef603ff, +- 0x01000000, 0xbefc03ff, +- 0x0000006c, 0x80f89078, +- 0xf429003a, 0xf0000000, +- 0xbf8cc07f, 0x80fc847c, +- 0xbf800000, 0xbe803100, +- 0xbe823102, 0x80f8a078, +- 0xf42d003a, 0xf0000000, +- 0xbf8cc07f, 0x80fc887c, +- 0xbf800000, 0xbe803100, +- 0xbe823102, 0xbe843104, +- 0xbe863106, 0x80f8c078, +- 0xf431003a, 0xf0000000, +- 0xbf8cc07f, 0x80fc907c, +- 0xbf800000, 0xbe803100, +- 0xbe823102, 0xbe843104, +- 0xbe863106, 0xbe883108, +- 0xbe8a310a, 0xbe8c310c, +- 0xbe8e310e, 0xbf06807c, +- 0xbf84fff0, 0xb9782a05, +- 0x80788178, 0x907c9973, +- 0x877c817c, 0xbf06817c, +- 0xbf850002, 0x8f788978, +- 0xbf820001, 0x8f788a78, +- 0xb9721e06, 0x8f728a72, +- 0x80787278, 0x8078ff78, +- 0x00000200, 0xbef603ff, +- 0x01000000, 0xf4211bfa, ++ 0x725d0300, 0xbf8c3f70, ++ 0xb9782a05, 0x80788178, ++ 0x907c9973, 0x877c817c, ++ 0xbf06817c, 0xbf850002, ++ 0x8f788978, 0xbf820001, ++ 0x8f788a78, 0xb9721e06, ++ 0x8f728a72, 0x80787278, ++ 0x8078ff78, 0x00000200, ++ 0x80f8ff78, 0x00000050, ++ 0xbef603ff, 0x01000000, ++ 0xbefc03ff, 0x0000006c, ++ 0x80f89078, 0xf429003a, ++ 0xf0000000, 0xbf8cc07f, ++ 0x80fc847c, 0xbf800000, ++ 0xbe803100, 0xbe823102, ++ 0x80f8a078, 0xf42d003a, ++ 0xf0000000, 0xbf8cc07f, ++ 0x80fc887c, 0xbf800000, ++ 0xbe803100, 0xbe823102, ++ 0xbe843104, 0xbe863106, ++ 0x80f8c078, 0xf431003a, ++ 0xf0000000, 0xbf8cc07f, ++ 0x80fc907c, 0xbf800000, ++ 0xbe803100, 0xbe823102, ++ 0xbe843104, 0xbe863106, ++ 0xbe883108, 0xbe8a310a, ++ 0xbe8c310c, 0xbe8e310e, ++ 0xbf06807c, 0xbf84fff0, ++ 0xb9782a05, 0x80788178, ++ 0x907c9973, 0x877c817c, ++ 0xbf06817c, 0xbf850002, ++ 0x8f788978, 0xbf820001, ++ 0x8f788a78, 0xb9721e06, ++ 0x8f728a72, 0x80787278, ++ 0x8078ff78, 0x00000200, ++ 0xbef603ff, 0x01000000, ++ 0xf4211bfa, 0xf0000000, ++ 0x80788478, 0xf4211b3a, + 0xf0000000, 0x80788478, +- 0xf4211b3a, 0xf0000000, +- 0x80788478, 0xf4211b7a, ++ 0xf4211b7a, 0xf0000000, ++ 0x80788478, 0xf4211eba, + 0xf0000000, 0x80788478, +- 0xf4211eba, 0xf0000000, +- 0x80788478, 0xf4211efa, ++ 0xf4211efa, 0xf0000000, ++ 0x80788478, 0xf4211c3a, + 0xf0000000, 0x80788478, +- 0xf4211c3a, 0xf0000000, +- 0x80788478, 0xf4211c7a, ++ 0xf4211c7a, 0xf0000000, ++ 0x80788478, 0xf4211e7a, + 0xf0000000, 0x80788478, +- 0xf4211e7a, 0xf0000000, +- 0x80788478, 0xf4211cfa, ++ 0xf4211cfa, 0xf0000000, ++ 0x80788478, 0xf4211bba, + 0xf0000000, 0x80788478, ++ 0xbf8cc07f, 0xb9eef814, + 0xf4211bba, 0xf0000000, + 0x80788478, 0xbf8cc07f, +- 0xb9eef814, 0xf4211bba, +- 0xf0000000, 0x80788478, +- 0xbf8cc07f, 0xb9eef815, +- 0xbef2036d, 0x876dff72, +- 0x0000ffff, 0xbefc036f, +- 0xbefe037a, 0xbeff037b, +- 0x876f71ff, 0x000003ff, +- 0xb9ef4803, 0xb9f9f816, +- 0x876f71ff, 0xfffff800, +- 0x906f8b6f, 0xb9efa2c3, +- 0xb9f3f801, 0x876fff72, +- 0xfc000000, 0x906f9a6f, +- 0x8f6f906f, 0xbef30380, ++ 0xb9eef815, 0xbef2036d, ++ 0x876dff72, 0x0000ffff, ++ 0xbefc036f, 0xbefe037a, ++ 0xbeff037b, 0x876f71ff, ++ 0x000003ff, 0xb9ef4803, ++ 0xb9f9f816, 0x876f71ff, ++ 0xfffff800, 0x906f8b6f, ++ 0xb9efa2c3, 0xb9f3f801, ++ 0x876fff72, 0xfc000000, ++ 0x906f9a6f, 0x8f6f906f, ++ 0xbef30380, 0x88736f73, ++ 0x876fff72, 0x02000000, ++ 0x906f996f, 0x8f6f8f6f, + 0x88736f73, 0x876fff72, +- 0x02000000, 0x906f996f, +- 0x8f6f8f6f, 0x88736f73, +- 0x876fff72, 0x01000000, +- 0x906f986f, 0x8f6f996f, +- 0x88736f73, 0x876fff70, +- 0x00800000, 0x906f976f, +- 0xb9f3f807, 0x87fe7e7e, +- 0x87ea6a6a, 0xb9f0f802, +- 0xbf8a0000, 0xbe80226c, +- 0xbf810000, 0xbf9f0000, ++ 0x01000000, 0x906f986f, ++ 0x8f6f996f, 0x88736f73, ++ 0x876fff70, 0x00800000, ++ 0x906f976f, 0xb9f3f807, ++ 0x87fe7e7e, 0x87ea6a6a, ++ 0xb9f0f802, 0xbf8a0000, ++ 0xbe80226c, 0xbf810000, + 0xbf9f0000, 0xbf9f0000, + 0xbf9f0000, 0xbf9f0000, ++ 0xbf9f0000, 0x00000000, + }; + static const uint32_t cwsr_trap_arcturus_hex[] = { + 0xbf820001, 0xbf8202c4, +diff --git a/drivers/gpu/drm/amd/amdkfd/cwsr_trap_handler_gfx10.asm b/drivers/gpu/drm/amd/amdkfd/cwsr_trap_handler_gfx10.asm +index cdaa523ce6be..4433bda2ce25 100644 +--- a/drivers/gpu/drm/amd/amdkfd/cwsr_trap_handler_gfx10.asm ++++ b/drivers/gpu/drm/amd/amdkfd/cwsr_trap_handler_gfx10.asm +@@ -758,6 +758,7 @@ L_RESTORE_V0: + buffer_load_dword v1, v0, s_restore_buf_rsrc0, s_restore_mem_offset_save slc:1 glc:1 offset:256 + buffer_load_dword v2, v0, s_restore_buf_rsrc0, s_restore_mem_offset_save slc:1 glc:1 offset:256*2 + buffer_load_dword v3, v0, s_restore_buf_rsrc0, s_restore_mem_offset_save slc:1 glc:1 offset:256*3 ++ s_waitcnt vmcnt(0) + + /* restore SGPRs */ + //will be 2+8+16*6 +-- +2.17.1 + |