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Diffstat (limited to 'src/mesa/drivers/dri/intel/intel_regions.c')
-rw-r--r--src/mesa/drivers/dri/intel/intel_regions.c111
1 files changed, 96 insertions, 15 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_regions.c b/src/mesa/drivers/dri/intel/intel_regions.c
index 0aa5b8c02c..49bcb3c1dd 100644
--- a/src/mesa/drivers/dri/intel/intel_regions.c
+++ b/src/mesa/drivers/dri/intel/intel_regions.c
@@ -52,17 +52,74 @@
#define FILE_DEBUG_FLAG DEBUG_REGION
+/* This should be set to the maximum backtrace size desired.
+ * Set it to 0 to disable backtrace debugging.
+ */
+#define DEBUG_BACKTRACE_SIZE 0
+
+#if DEBUG_BACKTRACE_SIZE == 0
+/* Use the standard debug output */
+#define _DBG(...) DBG(__VA_ARGS__)
+#else
+/* Use backtracing debug output */
+#define _DBG(...) {debug_backtrace(); DBG(__VA_ARGS__);}
+
+/* Backtracing debug support */
+#include <execinfo.h>
+
+static void
+debug_backtrace(void)
+{
+ void *trace[DEBUG_BACKTRACE_SIZE];
+ char **strings = NULL;
+ int traceSize;
+ register int i;
+
+ traceSize = backtrace(trace, DEBUG_BACKTRACE_SIZE);
+ strings = backtrace_symbols(trace, traceSize);
+ if (strings == NULL) {
+ DBG("no backtrace:");
+ return;
+ }
+
+ /* Spit out all the strings with a colon separator. Ignore
+ * the first, since we don't really care about the call
+ * to debug_backtrace() itself. Skip until the final "/" in
+ * the trace to avoid really long lines.
+ */
+ for (i = 1; i < traceSize; i++) {
+ char *p = strings[i], *slash = strings[i];
+ while (*p) {
+ if (*p++ == '/') {
+ slash = p;
+ }
+ }
+
+ DBG("%s:", slash);
+ }
+
+ /* Free up the memory, and we're done */
+ free(strings);
+}
+
+#endif
+
+
+
/* XXX: Thread safety?
*/
GLubyte *
intel_region_map(struct intel_context *intel, struct intel_region *region)
{
- DBG("%s\n", __FUNCTION__);
+ _DBG("%s %p\n", __FUNCTION__, region);
if (!region->map_refcount++) {
if (region->pbo)
intel_region_cow(intel, region);
- dri_bo_map(region->buffer, GL_TRUE);
+ if (intel->intelScreen->kernel_exec_fencing)
+ drm_intel_gem_bo_map_gtt(region->buffer);
+ else
+ dri_bo_map(region->buffer, GL_TRUE);
region->map = region->buffer->virtual;
}
@@ -72,9 +129,12 @@ intel_region_map(struct intel_context *intel, struct intel_region *region)
void
intel_region_unmap(struct intel_context *intel, struct intel_region *region)
{
- DBG("%s\n", __FUNCTION__);
+ _DBG("%s %p\n", __FUNCTION__, region);
if (!--region->map_refcount) {
- dri_bo_unmap(region->buffer);
+ if (intel->intelScreen->kernel_exec_fencing)
+ drm_intel_gem_bo_unmap_gtt(region->buffer);
+ else
+ dri_bo_unmap(region->buffer);
region->map = NULL;
}
}
@@ -87,10 +147,10 @@ intel_region_alloc_internal(struct intel_context *intel,
{
struct intel_region *region;
- DBG("%s\n", __FUNCTION__);
-
- if (buffer == NULL)
+ if (buffer == NULL) {
+ _DBG("%s <-- NULL\n", __FUNCTION__);
return NULL;
+ }
region = calloc(sizeof(*region), 1);
region->cpp = cpp;
@@ -104,15 +164,18 @@ intel_region_alloc_internal(struct intel_context *intel,
region->tiling = I915_TILING_NONE;
region->bit_6_swizzle = I915_BIT_6_SWIZZLE_NONE;
+ _DBG("%s <-- %p\n", __FUNCTION__, region);
return region;
}
struct intel_region *
intel_region_alloc(struct intel_context *intel,
+ uint32_t tiling,
GLuint cpp, GLuint width, GLuint height, GLuint pitch,
GLboolean expect_accelerated_upload)
{
dri_bo *buffer;
+ struct intel_region *region;
if (expect_accelerated_upload) {
buffer = drm_intel_bo_alloc_for_render(intel->bufmgr, "region",
@@ -122,7 +185,16 @@ intel_region_alloc(struct intel_context *intel,
pitch * cpp * height, 64);
}
- return intel_region_alloc_internal(intel, cpp, width, height, pitch, buffer);
+ region = intel_region_alloc_internal(intel, cpp, width, height,
+ pitch, buffer);
+
+ if (tiling != I915_TILING_NONE) {
+ assert(((pitch * cpp) & 511) == 0);
+ drm_intel_bo_set_tiling(buffer, &tiling, pitch * cpp);
+ drm_intel_bo_get_tiling(buffer, &region->tiling, &region->bit_6_swizzle);
+ }
+
+ return region;
}
struct intel_region *
@@ -158,7 +230,7 @@ void
intel_region_reference(struct intel_region **dst, struct intel_region *src)
{
if (src)
- DBG("%s %p %d\n", __FUNCTION__, src, src->refcount);
+ _DBG("%s %p %d\n", __FUNCTION__, src, src->refcount);
assert(*dst == NULL);
if (src) {
@@ -172,10 +244,12 @@ intel_region_release(struct intel_region **region_handle)
{
struct intel_region *region = *region_handle;
- if (region == NULL)
+ if (region == NULL) {
+ _DBG("%s NULL\n", __FUNCTION__);
return;
+ }
- DBG("%s %p %d\n", __FUNCTION__, region, region->refcount - 1);
+ _DBG("%s %p %d\n", __FUNCTION__, region, region->refcount - 1);
ASSERT(region->refcount > 0);
region->refcount--;
@@ -251,7 +325,7 @@ intel_region_data(struct intel_context *intel,
{
GLboolean locked = GL_FALSE;
- DBG("%s\n", __FUNCTION__);
+ _DBG("%s\n", __FUNCTION__);
if (intel == NULL)
return;
@@ -293,7 +367,7 @@ intel_region_copy(struct intel_context *intel,
GLuint src_offset,
GLuint srcx, GLuint srcy, GLuint width, GLuint height)
{
- DBG("%s\n", __FUNCTION__);
+ _DBG("%s\n", __FUNCTION__);
if (intel == NULL)
return;
@@ -326,7 +400,7 @@ intel_region_fill(struct intel_context *intel,
GLuint dstx, GLuint dsty,
GLuint width, GLuint height, GLuint color)
{
- DBG("%s\n", __FUNCTION__);
+ _DBG("%s\n", __FUNCTION__);
if (intel == NULL)
return;
@@ -356,6 +430,8 @@ intel_region_attach_pbo(struct intel_context *intel,
if (region->pbo == pbo)
return;
+ _DBG("%s %p %p\n", __FUNCTION__, region, pbo);
+
/* If there is already a pbo attached, break the cow tie now.
* Don't call intel_region_release_pbo() as that would
* unnecessarily allocate a new buffer we would have to immediately
@@ -385,6 +461,7 @@ void
intel_region_release_pbo(struct intel_context *intel,
struct intel_region *region)
{
+ _DBG("%s %p\n", __FUNCTION__, region);
assert(region->buffer == region->pbo->buffer);
region->pbo->region = NULL;
region->pbo = NULL;
@@ -412,7 +489,7 @@ intel_region_cow(struct intel_context *intel, struct intel_region *region)
assert(region->cpp * region->pitch * region->height == pbo->Base.Size);
- DBG("%s (%d bytes)\n", __FUNCTION__, pbo->Base.Size);
+ _DBG("%s %p (%d bytes)\n", __FUNCTION__, region, pbo->Base.Size);
/* Now blit from the texture buffer to the new buffer:
*/
@@ -459,6 +536,10 @@ intel_recreate_static(struct intel_context *intel,
if (region == NULL) {
region = calloc(sizeof(*region), 1);
region->refcount = 1;
+ _DBG("%s creating new region %p\n", __FUNCTION__, region);
+ }
+ else {
+ _DBG("%s %p\n", __FUNCTION__, region);
}
if (intel->ctx.Visual.rgbBits == 24)
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-01 15:42:59 +0000