diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/psp_v11_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_v11_0.c | 82 |
1 files changed, 65 insertions, 17 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c index c66ca8cc2ebd..0829188c1a5c 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c @@ -22,6 +22,7 @@ #include <linux/firmware.h> #include <linux/module.h> +#include <linux/vmalloc.h> #include "amdgpu.h" #include "amdgpu_psp.h" @@ -43,10 +44,13 @@ MODULE_FIRMWARE("amdgpu/vega20_asd.bin"); MODULE_FIRMWARE("amdgpu/vega20_ta.bin"); MODULE_FIRMWARE("amdgpu/navi10_sos.bin"); MODULE_FIRMWARE("amdgpu/navi10_asd.bin"); +MODULE_FIRMWARE("amdgpu/navi10_ta.bin"); MODULE_FIRMWARE("amdgpu/navi14_sos.bin"); MODULE_FIRMWARE("amdgpu/navi14_asd.bin"); +MODULE_FIRMWARE("amdgpu/navi14_ta.bin"); MODULE_FIRMWARE("amdgpu/navi12_sos.bin"); MODULE_FIRMWARE("amdgpu/navi12_asd.bin"); +MODULE_FIRMWARE("amdgpu/navi12_ta.bin"); MODULE_FIRMWARE("amdgpu/arcturus_sos.bin"); MODULE_FIRMWARE("amdgpu/arcturus_asd.bin"); MODULE_FIRMWARE("amdgpu/arcturus_ta.bin"); @@ -233,6 +237,29 @@ out: return err; } +int psp_v11_0_wait_for_bootloader(struct psp_context *psp) +{ + struct amdgpu_device *adev = psp->adev; + + int ret; + int retry_loop; + + for (retry_loop = 0; retry_loop < 10; retry_loop++) { + /* Wait for bootloader to signify that is + ready having bit 31 of C2PMSG_35 set to 1 */ + ret = psp_wait_for(psp, + SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), + 0x80000000, + 0x80000000, + false); + + if (ret == 0) + return 0; + } + + return ret; +} + static bool psp_v11_0_is_sos_alive(struct psp_context *psp) { struct amdgpu_device *adev = psp->adev; @@ -258,9 +285,7 @@ static int psp_v11_0_bootloader_load_kdb(struct psp_context *psp) return 0; } - /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */ - ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), - 0x80000000, 0x80000000, false); + ret = psp_v11_0_wait_for_bootloader(psp); if (ret) return ret; @@ -276,9 +301,7 @@ static int psp_v11_0_bootloader_load_kdb(struct psp_context *psp) WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35, psp_gfxdrv_command_reg); - /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1*/ - ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), - 0x80000000, 0x80000000, false); + ret = psp_v11_0_wait_for_bootloader(psp); return ret; } @@ -298,9 +321,7 @@ static int psp_v11_0_bootloader_load_sysdrv(struct psp_context *psp) return 0; } - /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */ - ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), - 0x80000000, 0x80000000, false); + ret = psp_v11_0_wait_for_bootloader(psp); if (ret) return ret; @@ -319,8 +340,7 @@ static int psp_v11_0_bootloader_load_sysdrv(struct psp_context *psp) /* there might be handshake issue with hardware which needs delay */ mdelay(20); - ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), - 0x80000000, 0x80000000, false); + ret = psp_v11_0_wait_for_bootloader(psp); return ret; } @@ -337,9 +357,7 @@ static int psp_v11_0_bootloader_load_sos(struct psp_context *psp) if (psp_v11_0_is_sos_alive(psp)) return 0; - /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */ - ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), - 0x80000000, 0x80000000, false); + ret = psp_v11_0_wait_for_bootloader(psp); if (ret) return ret; @@ -954,10 +972,13 @@ Err_out: */ static int psp_v11_0_memory_training(struct psp_context *psp, uint32_t ops) { - int ret; - uint32_t p2c_header[4]; struct psp_memory_training_context *ctx = &psp->mem_train_ctx; uint32_t *pcache = (uint32_t*)ctx->sys_cache; + struct amdgpu_device *adev = psp->adev; + uint32_t p2c_header[4]; + uint32_t sz; + void *buf; + int ret; if (ctx->init == PSP_MEM_TRAIN_NOT_SUPPORT) { DRM_DEBUG("Memory training is not supported.\n"); @@ -972,7 +993,7 @@ static int psp_v11_0_memory_training(struct psp_context *psp, uint32_t ops) return 0; } - amdgpu_device_vram_access(psp->adev, ctx->p2c_train_data_offset, p2c_header, sizeof(p2c_header), false); + amdgpu_device_vram_access(adev, ctx->p2c_train_data_offset, p2c_header, sizeof(p2c_header), false); DRM_DEBUG("sys_cache[%08x,%08x,%08x,%08x] p2c_header[%08x,%08x,%08x,%08x]\n", pcache[0], pcache[1], pcache[2], pcache[3], p2c_header[0], p2c_header[1], p2c_header[2], p2c_header[3]); @@ -1009,11 +1030,38 @@ static int psp_v11_0_memory_training(struct psp_context *psp, uint32_t ops) DRM_DEBUG("Memory training ops:%x.\n", ops); if (ops & PSP_MEM_TRAIN_SEND_LONG_MSG) { + /* + * Long traing will encroach certain mount of bottom VRAM, + * saving the content of this bottom VRAM to system memory + * before training, and restoring it after training to avoid + * VRAM corruption. + */ + sz = GDDR6_MEM_TRAINING_ENCROACHED_SIZE; + + if (adev->gmc.visible_vram_size < sz || !adev->mman.aper_base_kaddr) { + DRM_ERROR("visible_vram_size %llx or aper_base_kaddr %p is not initialized.\n", + adev->gmc.visible_vram_size, + adev->mman.aper_base_kaddr); + return -EINVAL; + } + + buf = vmalloc(sz); + if (!buf) { + DRM_ERROR("failed to allocate system memory.\n"); + return -ENOMEM; + } + + memcpy_fromio(buf, adev->mman.aper_base_kaddr, sz); ret = psp_v11_0_memory_training_send_msg(psp, PSP_BL__DRAM_LONG_TRAIN); if (ret) { DRM_ERROR("Send long training msg failed.\n"); + vfree(buf); return ret; } + + memcpy_toio(adev->mman.aper_base_kaddr, buf, sz); + adev->nbio.funcs->hdp_flush(adev, NULL); + vfree(buf); } if (ops & PSP_MEM_TRAIN_SAVE) { |