diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile index bfd332c95b61..e610656015b9 100644 --- a/drivers/gpu/drm/amd/amdgpu/Makefile +++ b/drivers/gpu/drm/amd/amdgpu/Makefile @@ -108,6 +108,7 @@ amdgpu-y += \ # add async DMA block amdgpu-y += \ + amdgpu_sdma.o \ sdma_v2_4.o \ sdma_v3_0.o \ sdma_v4_0.o diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 3517abb73e55..159854eaf553 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -70,6 +70,7 @@ #include "amdgpu_mn.h" #include "amdgpu_gmc.h" #include "amdgpu_gfx.h" +#include "amdgpu_sdma.h" #include "amdgpu_dm.h" #include "amdgpu_virt.h" #include "amdgpu_gart.h" @@ -149,9 +150,6 @@ extern int amdgpu_cik_support; #define AMDGPUFB_CONN_LIMIT 4 #define AMDGPU_BIOS_NUM_SCRATCH 16 -/* max number of IP instances */ -#define AMDGPU_MAX_SDMA_INSTANCES 2 - /* hard reset data */ #define AMDGPU_ASIC_RESET_DATA 0x39d5e86b @@ -199,13 +197,6 @@ enum amdgpu_cp_irq { AMDGPU_CP_IRQ_LAST }; -enum amdgpu_sdma_irq { - AMDGPU_SDMA_IRQ_TRAP0 = 0, - AMDGPU_SDMA_IRQ_TRAP1, - - AMDGPU_SDMA_IRQ_LAST -}; - enum amdgpu_thermal_irq { AMDGPU_THERMAL_IRQ_LOW_TO_HIGH = 0, AMDGPU_THERMAL_IRQ_HIGH_TO_LOW, @@ -265,39 +256,6 @@ amdgpu_device_ip_get_ip_block(struct amdgpu_device *adev, int amdgpu_device_ip_block_add(struct amdgpu_device *adev, const struct amdgpu_ip_block_version *ip_block_version); -/* provided by hw blocks that can move/clear data. e.g., gfx or sdma */ -struct amdgpu_buffer_funcs { - /* maximum bytes in a single operation */ - uint32_t copy_max_bytes; - - /* number of dw to reserve per operation */ - unsigned copy_num_dw; - - /* used for buffer migration */ - void (*emit_copy_buffer)(struct amdgpu_ib *ib, - /* src addr in bytes */ - uint64_t src_offset, - /* dst addr in bytes */ - uint64_t dst_offset, - /* number of byte to transfer */ - uint32_t byte_count); - - /* maximum bytes in a single operation */ - uint32_t fill_max_bytes; - - /* number of dw to reserve per operation */ - unsigned fill_num_dw; - - /* used for buffer clearing */ - void (*emit_fill_buffer)(struct amdgpu_ib *ib, - /* value to write to memory */ - uint32_t src_data, - /* dst addr in bytes */ - uint64_t dst_offset, - /* number of byte to fill */ - uint32_t byte_count); -}; - /* provided by hw blocks that can write ptes, e.g., sdma */ struct amdgpu_vm_pte_funcs { /* number of dw to reserve per operation */ @@ -756,31 +714,6 @@ struct amdgpu_wb { int amdgpu_device_wb_get(struct amdgpu_device *adev, u32 *wb); void amdgpu_device_wb_free(struct amdgpu_device *adev, u32 wb); -/* - * SDMA - */ -struct amdgpu_sdma_instance { - /* SDMA firmware */ - const struct firmware *fw; - uint32_t fw_version; - uint32_t feature_version; - - struct amdgpu_ring ring; - bool burst_nop; -}; - -struct amdgpu_sdma { - struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES]; -#ifdef CONFIG_DRM_AMDGPU_SI - //SI DMA has a difference trap irq number for the second engine - struct amdgpu_irq_src trap_irq_1; -#endif - struct amdgpu_irq_src trap_irq; - struct amdgpu_irq_src illegal_inst_irq; - int num_instances; - uint32_t srbm_soft_reset; -}; - /* * Firmware */ @@ -1385,22 +1318,6 @@ int emu_soc_asic_init(struct amdgpu_device *adev); #define RBIOS16(i) (RBIOS8(i) | (RBIOS8((i)+1) << 8)) #define RBIOS32(i) ((RBIOS16(i)) | (RBIOS16((i)+2) << 16)) -static inline struct amdgpu_sdma_instance * -amdgpu_get_sdma_instance(struct amdgpu_ring *ring) -{ - struct amdgpu_device *adev = ring->adev; - int i; - - for (i = 0; i < adev->sdma.num_instances; i++) - if (&adev->sdma.instance[i].ring == ring) - break; - - if (i < AMDGPU_MAX_SDMA_INSTANCES) - return &adev->sdma.instance[i]; - else - return NULL; -} - /* * ASICs macro. */ @@ -1462,8 +1379,6 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring) #define amdgpu_display_page_flip_get_scanoutpos(adev, crtc, vbl, pos) (adev)->mode_info.funcs->page_flip_get_scanoutpos((adev), (crtc), (vbl), (pos)) #define amdgpu_display_add_encoder(adev, e, s, c) (adev)->mode_info.funcs->add_encoder((adev), (e), (s), (c)) #define amdgpu_display_add_connector(adev, ci, sd, ct, ib, coi, h, r) (adev)->mode_info.funcs->add_connector((adev), (ci), (sd), (ct), (ib), (coi), (h), (r)) -#define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b)) -#define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b)) #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a)) #define amdgpu_psp_check_fw_loading_status(adev, i) (adev)->firmware.funcs->check_fw_loading_status((adev), (i)) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c new file mode 100644 index 000000000000..bc9244b429ef --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c @@ -0,0 +1,44 @@ +/* + * Copyright 2018 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ +#include +#include "amdgpu.h" +#include "amdgpu_sdma.h" + +/* + * GPU SDMA IP block helpers function. + */ + +struct amdgpu_sdma_instance * amdgpu_get_sdma_instance(struct amdgpu_ring *ring) +{ + struct amdgpu_device *adev = ring->adev; + int i; + + for (i = 0; i < adev->sdma.num_instances; i++) + if (&adev->sdma.instance[i].ring == ring) + break; + + if (i < AMDGPU_MAX_SDMA_INSTANCES) + return &adev->sdma.instance[i]; + else + return NULL; +} diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h new file mode 100644 index 000000000000..d17503f0df8e --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h @@ -0,0 +1,101 @@ +/* + * Copyright 2018 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#ifndef __AMDGPU_SDMA_H__ +#define __AMDGPU_SDMA_H__ + +/* max number of IP instances */ +#define AMDGPU_MAX_SDMA_INSTANCES 2 + +enum amdgpu_sdma_irq { + AMDGPU_SDMA_IRQ_TRAP0 = 0, + AMDGPU_SDMA_IRQ_TRAP1, + + AMDGPU_SDMA_IRQ_LAST +}; + +struct amdgpu_sdma_instance { + /* SDMA firmware */ + const struct firmware *fw; + uint32_t fw_version; + uint32_t feature_version; + + struct amdgpu_ring ring; + bool burst_nop; +}; + +struct amdgpu_sdma { + struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES]; +#ifdef CONFIG_DRM_AMDGPU_SI + //SI DMA has a difference trap irq number for the second engine + struct amdgpu_irq_src trap_irq_1; +#endif + struct amdgpu_irq_src trap_irq; + struct amdgpu_irq_src illegal_inst_irq; + int num_instances; + uint32_t srbm_soft_reset; +}; + +/* + * Provided by hw blocks that can move/clear data. e.g., gfx or sdma + * But currently, we use sdma to move data. + */ +struct amdgpu_buffer_funcs { + /* maximum bytes in a single operation */ + uint32_t copy_max_bytes; + + /* number of dw to reserve per operation */ + unsigned copy_num_dw; + + /* used for buffer migration */ + void (*emit_copy_buffer)(struct amdgpu_ib *ib, + /* src addr in bytes */ + uint64_t src_offset, + /* dst addr in bytes */ + uint64_t dst_offset, + /* number of byte to transfer */ + uint32_t byte_count); + + /* maximum bytes in a single operation */ + uint32_t fill_max_bytes; + + /* number of dw to reserve per operation */ + unsigned fill_num_dw; + + /* used for buffer clearing */ + void (*emit_fill_buffer)(struct amdgpu_ib *ib, + /* value to write to memory */ + uint32_t src_data, + /* dst addr in bytes */ + uint64_t dst_offset, + /* number of byte to fill */ + uint32_t byte_count); +}; + +#define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b)) +#define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b)) + +struct amdgpu_sdma_instance * +amdgpu_get_sdma_instance(struct amdgpu_ring *ring); + +#endif diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index fcf421263fd9..c6611cff64c8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -47,6 +47,7 @@ #include "amdgpu_object.h" #include "amdgpu_trace.h" #include "amdgpu_amdkfd.h" +#include "amdgpu_sdma.h" #include "bif/bif_4_1_d.h" #define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)