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-rw-r--r--drivers/gpu/drm/i915/i915_irq.c4
-rw-r--r--drivers/gpu/drm/i915/intel_guc_log.c72
-rw-r--r--drivers/gpu/drm/i915/intel_uc.h12
3 files changed, 45 insertions, 43 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index cb20c9408b12..3d2e6232f17a 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1741,8 +1741,8 @@ static void gen9_guc_irq_handler(struct drm_i915_private *dev_priv, u32 gt_iir)
I915_WRITE(SOFT_SCRATCH(15), msg & ~flush);
/* Handle flush interrupt in bottom half */
- queue_work(dev_priv->guc.log.flush_wq,
- &dev_priv->guc.log.flush_work);
+ queue_work(dev_priv->guc.log.runtime.flush_wq,
+ &dev_priv->guc.log.runtime.flush_work);
dev_priv->guc.log.flush_interrupt_count++;
} else {
diff --git a/drivers/gpu/drm/i915/intel_guc_log.c b/drivers/gpu/drm/i915/intel_guc_log.c
index b39cdd6b1326..6fb63a3c65b0 100644
--- a/drivers/gpu/drm/i915/intel_guc_log.c
+++ b/drivers/gpu/drm/i915/intel_guc_log.c
@@ -166,7 +166,7 @@ static int guc_log_relay_file_create(struct intel_guc *guc)
return -ENODEV;
}
- ret = relay_late_setup_files(guc->log.relay_chan, "guc_log", log_dir);
+ ret = relay_late_setup_files(guc->log.runtime.relay_chan, "guc_log", log_dir);
if (ret < 0 && ret != -EEXIST) {
DRM_ERROR("Couldn't associate relay chan with file %d\n", ret);
return ret;
@@ -183,15 +183,15 @@ static void guc_move_to_next_buf(struct intel_guc *guc)
smp_wmb();
/* All data has been written, so now move the offset of sub buffer. */
- relay_reserve(guc->log.relay_chan, guc->log.vma->obj->base.size);
+ relay_reserve(guc->log.runtime.relay_chan, guc->log.vma->obj->base.size);
/* Switch to the next sub buffer */
- relay_flush(guc->log.relay_chan);
+ relay_flush(guc->log.runtime.relay_chan);
}
static void *guc_get_write_buffer(struct intel_guc *guc)
{
- if (!guc->log.relay_chan)
+ if (!guc->log.runtime.relay_chan)
return NULL;
/* Just get the base address of a new sub buffer and copy data into it
@@ -202,7 +202,7 @@ static void *guc_get_write_buffer(struct intel_guc *guc)
* done without using relay_reserve() along with relay_write(). So its
* better to use relay_reserve() alone.
*/
- return relay_reserve(guc->log.relay_chan, 0);
+ return relay_reserve(guc->log.runtime.relay_chan, 0);
}
static bool guc_check_log_buf_overflow(struct intel_guc *guc,
@@ -253,11 +253,11 @@ static void guc_read_update_log_buffer(struct intel_guc *guc)
void *src_data, *dst_data;
bool new_overflow;
- if (WARN_ON(!guc->log.buf_addr))
+ if (WARN_ON(!guc->log.runtime.buf_addr))
return;
/* Get the pointer to shared GuC log buffer */
- log_buf_state = src_data = guc->log.buf_addr;
+ log_buf_state = src_data = guc->log.runtime.buf_addr;
/* Get the pointer to local buffer to store the logs */
log_buf_snapshot_state = dst_data = guc_get_write_buffer(guc);
@@ -343,17 +343,17 @@ static void guc_read_update_log_buffer(struct intel_guc *guc)
static void capture_logs_work(struct work_struct *work)
{
struct intel_guc *guc =
- container_of(work, struct intel_guc, log.flush_work);
+ container_of(work, struct intel_guc, log.runtime.flush_work);
guc_log_capture_logs(guc);
}
-static bool guc_log_has_extras(struct intel_guc *guc)
+static bool guc_log_has_runtime(struct intel_guc *guc)
{
- return guc->log.buf_addr != NULL;
+ return guc->log.runtime.buf_addr != NULL;
}
-static int guc_log_create_extras(struct intel_guc *guc)
+static int guc_log_runtime_create(struct intel_guc *guc)
{
struct drm_i915_private *dev_priv = guc_to_i915(guc);
void *vaddr;
@@ -363,7 +363,7 @@ static int guc_log_create_extras(struct intel_guc *guc)
lockdep_assert_held(&dev_priv->drm.struct_mutex);
- GEM_BUG_ON(guc_log_has_extras(guc));
+ GEM_BUG_ON(guc_log_has_runtime(guc));
/* Create a WC (Uncached for read) vmalloc mapping of log
* buffer pages, so that we can directly get the data
@@ -375,7 +375,7 @@ static int guc_log_create_extras(struct intel_guc *guc)
return PTR_ERR(vaddr);
}
- guc->log.buf_addr = vaddr;
+ guc->log.runtime.buf_addr = vaddr;
/* Keep the size of sub buffers same as shared log buffer */
subbuf_size = guc->log.vma->obj->base.size;
@@ -401,9 +401,9 @@ static int guc_log_create_extras(struct intel_guc *guc)
}
GEM_BUG_ON(guc_log_relay_chan->subbuf_size < subbuf_size);
- guc->log.relay_chan = guc_log_relay_chan;
+ guc->log.runtime.relay_chan = guc_log_relay_chan;
- INIT_WORK(&guc->log.flush_work, capture_logs_work);
+ INIT_WORK(&guc->log.runtime.flush_work, capture_logs_work);
/*
* GuC log buffer flush work item has to do register access to
@@ -416,9 +416,9 @@ static int guc_log_create_extras(struct intel_guc *guc)
* or scheduled later on resume. This way the handling of work
* item can be kept same between system suspend & rpm suspend.
*/
- guc->log.flush_wq = alloc_ordered_workqueue("i915-guc_log",
- WQ_HIGHPRI | WQ_FREEZABLE);
- if (!guc->log.flush_wq) {
+ guc->log.runtime.flush_wq = alloc_ordered_workqueue("i915-guc_log",
+ WQ_HIGHPRI | WQ_FREEZABLE);
+ if (!guc->log.runtime.flush_wq) {
DRM_ERROR("Couldn't allocate the wq for GuC logging\n");
ret = -ENOMEM;
goto err_relaychan;
@@ -427,26 +427,26 @@ static int guc_log_create_extras(struct intel_guc *guc)
return 0;
err_relaychan:
- relay_close(guc->log.relay_chan);
+ relay_close(guc->log.runtime.relay_chan);
err_vaddr:
i915_gem_object_unpin_map(guc->log.vma->obj);
- guc->log.buf_addr = NULL;
+ guc->log.runtime.buf_addr = NULL;
return ret;
}
-static void guc_log_destroy_extras(struct intel_guc *guc)
+static void guc_log_runtime_destroy(struct intel_guc *guc)
{
/*
- * It's possible that extras were never allocated because guc_log_level
- * was < 0 at the time
+ * It's possible that the runtime stuff was never allocated because
+ * guc_log_level was < 0 at the time
**/
- if (!guc_log_has_extras(guc))
+ if (!guc_log_has_runtime(guc))
return;
- destroy_workqueue(guc->log.flush_wq);
- relay_close(guc->log.relay_chan);
+ destroy_workqueue(guc->log.runtime.flush_wq);
+ relay_close(guc->log.runtime.relay_chan);
i915_gem_object_unpin_map(guc->log.vma->obj);
- guc->log.buf_addr = NULL;
+ guc->log.runtime.buf_addr = NULL;
}
static int guc_log_late_setup(struct intel_guc *guc)
@@ -456,24 +456,24 @@ static int guc_log_late_setup(struct intel_guc *guc)
lockdep_assert_held(&dev_priv->drm.struct_mutex);
- if (!guc_log_has_extras(guc)) {
+ if (!guc_log_has_runtime(guc)) {
/* If log_level was set as -1 at boot time, then setup needed to
* handle log buffer flush interrupts would not have been done yet,
* so do that now.
*/
- ret = guc_log_create_extras(guc);
+ ret = guc_log_runtime_create(guc);
if (ret)
goto err;
}
ret = guc_log_relay_file_create(guc);
if (ret)
- goto err_extras;
+ goto err_runtime;
return 0;
-err_extras:
- guc_log_destroy_extras(guc);
+err_runtime:
+ guc_log_runtime_destroy(guc);
err:
/* logging will remain off */
i915.guc_log_level = -1;
@@ -507,7 +507,7 @@ static void guc_flush_logs(struct intel_guc *guc)
/* Before initiating the forceful flush, wait for any pending/ongoing
* flush to complete otherwise forceful flush may not actually happen.
*/
- flush_work(&guc->log.flush_work);
+ flush_work(&guc->log.runtime.flush_work);
/* Ask GuC to update the log buffer state */
guc_log_flush(guc);
@@ -552,7 +552,7 @@ int intel_guc_log_create(struct intel_guc *guc)
guc->log.vma = vma;
if (i915.guc_log_level >= 0) {
- ret = guc_log_create_extras(guc);
+ ret = guc_log_runtime_create(guc);
if (ret < 0)
goto err_vma;
}
@@ -578,7 +578,7 @@ err:
void intel_guc_log_destroy(struct intel_guc *guc)
{
- guc_log_destroy_extras(guc);
+ guc_log_runtime_destroy(guc);
i915_vma_unpin_and_release(&guc->log.vma);
}
@@ -653,6 +653,6 @@ void i915_guc_log_unregister(struct drm_i915_private *dev_priv)
mutex_lock(&dev_priv->drm.struct_mutex);
/* GuC logging is currently the only user of Guc2Host interrupts */
gen9_disable_guc_interrupts(dev_priv);
- guc_log_destroy_extras(&dev_priv->guc);
+ guc_log_runtime_destroy(&dev_priv->guc);
mutex_unlock(&dev_priv->drm.struct_mutex);
}
diff --git a/drivers/gpu/drm/i915/intel_uc.h b/drivers/gpu/drm/i915/intel_uc.h
index eb30e7af255a..c6f880c365a0 100644
--- a/drivers/gpu/drm/i915/intel_uc.h
+++ b/drivers/gpu/drm/i915/intel_uc.h
@@ -132,11 +132,13 @@ struct intel_uc_fw {
struct intel_guc_log {
uint32_t flags;
struct i915_vma *vma;
- void *buf_addr;
- struct workqueue_struct *flush_wq;
- struct work_struct flush_work;
- struct rchan *relay_chan;
-
+ /* The runtime stuff gets created only when GuC logging gets enabled */
+ struct {
+ void *buf_addr;
+ struct workqueue_struct *flush_wq;
+ struct work_struct flush_work;
+ struct rchan *relay_chan;
+ } runtime;
/* logging related stats */
u32 capture_miss_count;
u32 flush_interrupt_count;
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-02 02:22:02 +0300