From 5ae9de5867dbf23e53d244dfd62216bec95234a8 Mon Sep 17 00:00:00 2001 From: Arunpravin Paneer Selvam Date: Mon, 30 Dec 2024 22:24:53 +0530 Subject: [PATCH 3838/5403] drm/amdgpu: Add userq fence support to SDMAv6.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add userq fence support to SDMAv6.0 Signed-off-by: Arunpravin Paneer Selvam Acked-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h | 1 + drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c | 55 +++++++++++++------ .../include/ivsrcid/gfx/irqsrcs_gfx_11_0_0.h | 1 + 3 files changed, 41 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h index 5605921212f0..e5f8951bbb6f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.h @@ -113,6 +113,7 @@ struct amdgpu_sdma { struct amdgpu_sdma_instance instance[AMDGPU_MAX_SDMA_INSTANCES]; struct amdgpu_irq_src trap_irq; struct amdgpu_irq_src illegal_inst_irq; + struct amdgpu_irq_src fence_irq; struct amdgpu_irq_src ecc_irq; struct amdgpu_irq_src vm_hole_irq; struct amdgpu_irq_src doorbell_invalid_irq; diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c index da5b5d64f137..5a70ae17be04 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c @@ -44,6 +44,7 @@ #include "sdma_v6_0.h" #include "v11_structs.h" #include "mes_userqueue.h" +#include "amdgpu_userq_fence.h" MODULE_FIRMWARE("amdgpu/sdma_6_0_0.bin"); MODULE_FIRMWARE("amdgpu/sdma_6_0_1.bin"); @@ -893,6 +894,9 @@ static int sdma_v6_0_mqd_init(struct amdgpu_device *adev, void *mqd, m->sdmax_rlcx_csa_addr_lo = lower_32_bits(prop->csa_addr); m->sdmax_rlcx_csa_addr_hi = upper_32_bits(prop->csa_addr); + m->sdmax_rlcx_f32_dbg0 = lower_32_bits(prop->fence_address); + m->sdmax_rlcx_f32_dbg1 = upper_32_bits(prop->fence_address); + return 0; } @@ -1315,6 +1319,13 @@ static int sdma_v6_0_sw_init(struct amdgpu_ip_block *ip_block) if (r) return r; + /* SDMA user fence event */ + r = amdgpu_irq_add_id(adev, SOC21_IH_CLIENTID_GFX, + GFX_11_0_0__SRCID__SDMA_FENCE, + &adev->sdma.fence_irq); + if (r) + return r; + for (i = 0; i < adev->sdma.num_instances; i++) { ring = &adev->sdma.instance[i].ring; ring->ring_obj = NULL; @@ -1575,25 +1586,9 @@ static int sdma_v6_0_process_trap_irq(struct amdgpu_device *adev, struct amdgpu_iv_entry *entry) { int instances, queue; - uint32_t mes_queue_id = entry->src_data[0]; DRM_DEBUG("IH: SDMA trap\n"); - if (adev->enable_mes && (mes_queue_id & AMDGPU_FENCE_MES_QUEUE_FLAG)) { - struct amdgpu_mes_queue *queue; - - mes_queue_id &= AMDGPU_FENCE_MES_QUEUE_ID_MASK; - - spin_lock(&adev->mes.queue_id_lock); - queue = idr_find(&adev->mes.queue_id_idr, mes_queue_id); - if (queue) { - DRM_DEBUG("process smda queue id = %d\n", mes_queue_id); - amdgpu_fence_process(queue->ring); - } - spin_unlock(&adev->mes.queue_id_lock); - return 0; - } - queue = entry->ring_id & 0xf; instances = (entry->ring_id & 0xf0) >> 4; if (instances > 1) { @@ -1615,6 +1610,29 @@ static int sdma_v6_0_process_trap_irq(struct amdgpu_device *adev, return 0; } +static int sdma_v6_0_process_fence_irq(struct amdgpu_device *adev, + struct amdgpu_irq_src *source, + struct amdgpu_iv_entry *entry) +{ + u32 doorbell_offset = entry->src_data[0]; + + if (adev->enable_mes && doorbell_offset) { + struct amdgpu_userq_fence_driver *fence_drv = NULL; + struct xarray *xa = &adev->userq_xa; + unsigned long flags; + + doorbell_offset >>= SDMA0_QUEUE0_DOORBELL_OFFSET__OFFSET__SHIFT; + + xa_lock_irqsave(xa, flags); + fence_drv = xa_load(xa, doorbell_offset); + if (fence_drv) + amdgpu_userq_fence_driver_process(fence_drv); + xa_unlock_irqrestore(xa, flags); + } + + return 0; +} + static int sdma_v6_0_process_illegal_inst_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) @@ -1751,6 +1769,10 @@ static const struct amdgpu_irq_src_funcs sdma_v6_0_trap_irq_funcs = { .process = sdma_v6_0_process_trap_irq, }; +static const struct amdgpu_irq_src_funcs sdma_v6_0_fence_irq_funcs = { + .process = sdma_v6_0_process_fence_irq, +}; + static const struct amdgpu_irq_src_funcs sdma_v6_0_illegal_inst_irq_funcs = { .process = sdma_v6_0_process_illegal_inst_irq, }; @@ -1760,6 +1782,7 @@ static void sdma_v6_0_set_irq_funcs(struct amdgpu_device *adev) adev->sdma.trap_irq.num_types = AMDGPU_SDMA_IRQ_INSTANCE0 + adev->sdma.num_instances; adev->sdma.trap_irq.funcs = &sdma_v6_0_trap_irq_funcs; + adev->sdma.fence_irq.funcs = &sdma_v6_0_fence_irq_funcs; adev->sdma.illegal_inst_irq.funcs = &sdma_v6_0_illegal_inst_irq_funcs; } diff --git a/drivers/gpu/drm/amd/include/ivsrcid/gfx/irqsrcs_gfx_11_0_0.h b/drivers/gpu/drm/amd/include/ivsrcid/gfx/irqsrcs_gfx_11_0_0.h index 3a4670bc4449..b98b7ae551b5 100644 --- a/drivers/gpu/drm/amd/include/ivsrcid/gfx/irqsrcs_gfx_11_0_0.h +++ b/drivers/gpu/drm/amd/include/ivsrcid/gfx/irqsrcs_gfx_11_0_0.h @@ -48,6 +48,7 @@ #define GFX_11_0_0__SRCID__SDMA_SRAM_ECC 64 // 0x40 SRAM ECC Error #define GFX_11_0_0__SRCID__SDMA_SEM_INCOMPLETE_TIMEOUT 65 // 0x41 GPF(Sem incomplete timeout) #define GFX_11_0_0__SRCID__SDMA_SEM_WAIT_FAIL_TIMEOUT 66 // 0x42 Semaphore wait fail timeout +#define GFX_11_0_0__SRCID__SDMA_FENCE 67 // 0x43 User fence #define GFX_11_0_0__SRCID__RLC_GC_FED_INTERRUPT 128 // 0x80 FED Interrupt (for data poisoning) -- 2.54.0