From e2fb6e0a7a2194f5ef1fada737217aad71e29e4d Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 9 Jan 2019 15:36:29 +0100 Subject: drm/amdgpu: cleanup amdgpu_ih_process a bit more MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Remove the callback and call the dispatcher directly. Signed-off-by: Christian König Reviewed-by: Felix Kuehling Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c | 48 ++++++++++++--------------------- 1 file changed, 17 insertions(+), 31 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c index 8bfb3dab46f7..af4c3b1af322 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c @@ -130,29 +130,6 @@ void amdgpu_irq_disable_all(struct amdgpu_device *adev) spin_unlock_irqrestore(&adev->irq.lock, irqflags); } -/** - * amdgpu_irq_callback - callback from the IH ring - * - * @adev: amdgpu device pointer - * @ih: amdgpu ih ring - * - * Callback from IH ring processing to handle the entry at the current position - * and advance the read pointer. - */ -static void amdgpu_irq_callback(struct amdgpu_device *adev, - struct amdgpu_ih_ring *ih) -{ - u32 ring_index = ih->rptr >> 2; - struct amdgpu_iv_entry entry; - - entry.iv_entry = (const uint32_t *)&ih->ring[ring_index]; - amdgpu_ih_decode_iv(adev, &entry); - - trace_amdgpu_iv(ih - &adev->irq.ih, &entry); - - amdgpu_irq_dispatch(adev, &entry); -} - /** * amdgpu_irq_handler - IRQ handler * @@ -170,7 +147,7 @@ irqreturn_t amdgpu_irq_handler(int irq, void *arg) struct amdgpu_device *adev = dev->dev_private; irqreturn_t ret; - ret = amdgpu_ih_process(adev, &adev->irq.ih, amdgpu_irq_callback); + ret = amdgpu_ih_process(adev, &adev->irq.ih); if (ret == IRQ_HANDLED) pm_runtime_mark_last_busy(dev->dev); return ret; @@ -188,7 +165,7 @@ static void amdgpu_irq_handle_ih1(struct work_struct *work) struct amdgpu_device *adev = container_of(work, struct amdgpu_device, irq.ih1_work); - amdgpu_ih_process(adev, &adev->irq.ih1, amdgpu_irq_callback); + amdgpu_ih_process(adev, &adev->irq.ih1); } /** @@ -203,7 +180,7 @@ static void amdgpu_irq_handle_ih2(struct work_struct *work) struct amdgpu_device *adev = container_of(work, struct amdgpu_device, irq.ih2_work); - amdgpu_ih_process(adev, &adev->irq.ih2, amdgpu_irq_callback); + amdgpu_ih_process(adev, &adev->irq.ih2); } /** @@ -394,14 +371,23 @@ int amdgpu_irq_add_id(struct amdgpu_device *adev, * Dispatches IRQ to IP blocks. */ void amdgpu_irq_dispatch(struct amdgpu_device *adev, - struct amdgpu_iv_entry *entry) + struct amdgpu_ih_ring *ih) { - unsigned client_id = entry->client_id; - unsigned src_id = entry->src_id; + u32 ring_index = ih->rptr >> 2; + struct amdgpu_iv_entry entry; + unsigned client_id, src_id; struct amdgpu_irq_src *src; bool handled = false; int r; + entry.iv_entry = (const uint32_t *)&ih->ring[ring_index]; + amdgpu_ih_decode_iv(adev, &entry); + + trace_amdgpu_iv(ih - &adev->irq.ih, &entry); + + client_id = entry.client_id; + src_id = entry.src_id; + if (client_id >= AMDGPU_IRQ_CLIENTID_MAX) { DRM_DEBUG("Invalid client_id in IV: %d\n", client_id); @@ -416,7 +402,7 @@ void amdgpu_irq_dispatch(struct amdgpu_device *adev, client_id, src_id); } else if ((src = adev->irq.client[client_id].sources[src_id])) { - r = src->funcs->process(adev, src, entry); + r = src->funcs->process(adev, src, &entry); if (r < 0) DRM_ERROR("error processing interrupt (%d)\n", r); else if (r) @@ -428,7 +414,7 @@ void amdgpu_irq_dispatch(struct amdgpu_device *adev, /* Send it to amdkfd as well if it isn't already handled */ if (!handled) - amdgpu_amdkfd_interrupt(adev, entry->iv_entry); + amdgpu_amdkfd_interrupt(adev, entry.iv_entry); } /** -- cgit