*
**************************************************************************/
+#include <errno.h>
#include "main/glheader.h"
#include "main/context.h"
#include "main/framebuffer.h"
#include "main/renderbuffer.h"
#include "main/hash.h"
#include "main/fbobject.h"
+#include "main/mfeatures.h"
#include "utils.h"
#include "xmlpool.h"
static void
intelDRI2Flush(__DRIdrawable *drawable)
{
- struct intel_context *intel = drawable->driContextPriv->driverPrivate;
+ GET_CURRENT_CONTEXT(ctx);
+ struct intel_context *intel = intel_context(ctx);
if (intel->gen < 4)
INTEL_FIREVERTICES(intel);
- intel->need_throttle = GL_TRUE;
+ intel->need_throttle = true;
- if (intel->batch->map != intel->batch->ptr)
- intel_batchbuffer_flush(intel->batch);
+ if (intel->batch.used)
+ intel_batchbuffer_flush(intel);
}
static const struct __DRI2flushExtensionRec intelFlushExtension = {
image->internal_format = GL_RGBA;
image->data_type = GL_UNSIGNED_BYTE;
break;
+ case __DRI_IMAGE_FORMAT_ABGR8888:
+ image->format = MESA_FORMAT_RGBA8888_REV;
+ image->internal_format = GL_RGBA;
+ image->data_type = GL_UNSIGNED_BYTE;
+ break;
default:
free(image);
return NULL;
{
__DRIimage *image;
struct intel_screen *intelScreen = screen->private;
+ uint32_t tiling;
int cpp;
+ tiling = I915_TILING_X;
+ if (use & __DRI_IMAGE_USE_CURSOR) {
+ if (width != 64 || height != 64)
+ return NULL;
+ tiling = I915_TILING_NONE;
+ }
+
image = CALLOC(sizeof *image);
if (image == NULL)
return NULL;
image->internal_format = GL_RGBA;
image->data_type = GL_UNSIGNED_BYTE;
break;
+ case __DRI_IMAGE_FORMAT_ABGR8888:
+ image->format = MESA_FORMAT_RGBA8888_REV;
+ image->internal_format = GL_RGBA;
+ image->data_type = GL_UNSIGNED_BYTE;
+ break;
default:
free(image);
return NULL;
cpp = _mesa_get_format_bytes(image->format);
image->region =
- intel_region_alloc(intelScreen, I915_TILING_NONE,
- cpp, width, height, GL_TRUE);
+ intel_region_alloc(intelScreen, tiling,
+ cpp, width, height, true);
if (image->region == NULL) {
FREE(image);
return NULL;
switch (attrib) {
case __DRI_IMAGE_ATTRIB_STRIDE:
*value = image->region->pitch * image->region->cpp;
- return GL_TRUE;
+ return true;
case __DRI_IMAGE_ATTRIB_HANDLE:
- *value = image->region->buffer->handle;
- return GL_TRUE;
+ *value = image->region->bo->handle;
+ return true;
case __DRI_IMAGE_ATTRIB_NAME:
return intel_region_flink(image->region, (uint32_t *) value);
default:
- return GL_FALSE;
+ return false;
+ }
+}
+
+static __DRIimage *
+intel_dup_image(__DRIimage *orig_image, void *loaderPrivate)
+{
+ __DRIimage *image;
+
+ image = CALLOC(sizeof *image);
+ if (image == NULL)
+ return NULL;
+
+ intel_region_reference(&image->region, orig_image->region);
+ if (image->region == NULL) {
+ FREE(image);
+ return NULL;
}
+
+ image->internal_format = orig_image->internal_format;
+ image->format = orig_image->format;
+ image->data_type = orig_image->data_type;
+ image->data = loaderPrivate;
+
+ return image;
}
static struct __DRIimageExtensionRec intelImageExtension = {
intel_create_image_from_renderbuffer,
intel_destroy_image,
intel_create_image,
- intel_query_image
+ intel_query_image,
+ intel_dup_image
};
static const __DRIextension *intelScreenExtensions[] = {
- &driReadDrawableExtension,
&intelTexBufferExtension.base,
&intelFlushExtension.base,
&intelImageExtension.base,
NULL
};
-static GLboolean
+static bool
intel_get_param(__DRIscreen *psp, int param, int *value)
{
int ret;
ret = drmCommandWriteRead(psp->fd, DRM_I915_GETPARAM, &gp, sizeof(gp));
if (ret) {
- _mesa_warning(NULL, "drm_i915_getparam: %d", ret);
- return GL_FALSE;
+ if (ret != -EINVAL)
+ _mesa_warning(NULL, "drm_i915_getparam: %d", ret);
+ return false;
}
- return GL_TRUE;
+ return true;
+}
+
+static bool
+intel_get_boolean(__DRIscreen *psp, int param)
+{
+ int value = 0;
+ return intel_get_param(psp, param, &value) && value;
}
static void
const struct gl_config * mesaVis, GLboolean isPixmap)
{
struct intel_renderbuffer *rb;
+ struct intel_screen *screen = (struct intel_screen*) driScrnPriv->private;
if (isPixmap) {
- return GL_FALSE; /* not implemented */
+ return false; /* not implemented */
}
else {
- GLboolean swStencil = (mesaVis->stencilBits > 0 &&
- mesaVis->depthBits != 24);
gl_format rgbFormat;
struct gl_framebuffer *fb = CALLOC_STRUCT(gl_framebuffer);
if (!fb)
- return GL_FALSE;
+ return false;
_mesa_initialize_window_framebuffer(fb, mesaVis);
_mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &rb->Base);
}
+ /*
+ * Assert here that the gl_config has an expected depth/stencil bit
+ * combination: one of d24/s8, d16/s0, d0/s0. (See intelInitScreen2(),
+ * which constructs the advertised configs.)
+ */
if (mesaVis->depthBits == 24) {
assert(mesaVis->stencilBits == 8);
- /* combined depth/stencil buffer */
- struct intel_renderbuffer *depthStencilRb
- = intel_create_renderbuffer(MESA_FORMAT_S8_Z24);
- /* note: bind RB to two attachment points */
- _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthStencilRb->Base);
- _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &depthStencilRb->Base);
+
+ if (screen->hw_has_separate_stencil
+ && screen->dri2_has_hiz != INTEL_DRI2_HAS_HIZ_FALSE) {
+ /*
+ * Request a separate stencil buffer even if we do not yet know if
+ * the screen supports it. (See comments for
+ * enum intel_dri2_has_hiz).
+ */
+ rb = intel_create_renderbuffer(MESA_FORMAT_X8_Z24);
+ _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &rb->Base);
+ rb = intel_create_renderbuffer(MESA_FORMAT_S8);
+ _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &rb->Base);
+ } else {
+ /*
+ * Use combined depth/stencil. Note that the renderbuffer is
+ * attached to two attachment points.
+ */
+ rb = intel_create_renderbuffer(MESA_FORMAT_S8_Z24);
+ _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &rb->Base);
+ _mesa_add_renderbuffer(fb, BUFFER_STENCIL, &rb->Base);
+ }
}
else if (mesaVis->depthBits == 16) {
+ assert(mesaVis->stencilBits == 0);
/* just 16-bit depth buffer, no hw stencil */
struct intel_renderbuffer *depthRb
= intel_create_renderbuffer(MESA_FORMAT_Z16);
_mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
}
+ else {
+ assert(mesaVis->depthBits == 0);
+ assert(mesaVis->stencilBits == 0);
+ }
/* now add any/all software-based renderbuffers we may need */
_mesa_add_soft_renderbuffers(fb,
- GL_FALSE, /* never sw color */
- GL_FALSE, /* never sw depth */
- swStencil, mesaVis->accumRedBits > 0,
- GL_FALSE, /* never sw alpha */
- GL_FALSE /* never sw aux */ );
+ false, /* never sw color */
+ false, /* never sw depth */
+ false, /* never sw stencil */
+ mesaVis->accumRedBits > 0,
+ false, /* never sw alpha */
+ false /* never sw aux */ );
driDrawPriv->driverPrivate = fb;
- return GL_TRUE;
+ return true;
}
}
* init-designated function to register chipids and createcontext
* functions.
*/
-extern GLboolean i830CreateContext(const struct gl_config * mesaVis,
- __DRIcontext * driContextPriv,
- void *sharedContextPrivate);
-
-extern GLboolean i915CreateContext(int api,
- const struct gl_config * mesaVis,
- __DRIcontext * driContextPriv,
- void *sharedContextPrivate);
-extern GLboolean brwCreateContext(int api,
- const struct gl_config * mesaVis,
- __DRIcontext * driContextPriv,
- void *sharedContextPrivate);
+extern bool
+i830CreateContext(const struct gl_config *mesaVis,
+ __DRIcontext *driContextPriv,
+ void *sharedContextPrivate);
+
+extern bool
+i915CreateContext(int api,
+ const struct gl_config *mesaVis,
+ __DRIcontext *driContextPriv,
+ void *sharedContextPrivate);
+extern bool
+brwCreateContext(int api,
+ const struct gl_config *mesaVis,
+ __DRIcontext *driContextPriv,
+ void *sharedContextPrivate);
static GLboolean
intelCreateContext(gl_api api,
sharedContextPrivate);
}
} else {
- intelScreen->no_vbo = GL_TRUE;
+ intelScreen->no_vbo = true;
return i830CreateContext(mesaVis, driContextPriv, sharedContextPrivate);
}
#else
driContextPriv, sharedContextPrivate);
#endif
fprintf(stderr, "Unrecognized deviceID 0x%x\n", intelScreen->deviceID);
- return GL_FALSE;
+ return false;
}
-static GLboolean
+static bool
intel_init_bufmgr(struct intel_screen *intelScreen)
{
__DRIscreen *spriv = intelScreen->driScrnPriv;
if (intelScreen->bufmgr == NULL) {
fprintf(stderr, "[%s:%u] Error initializing buffer manager.\n",
__func__, __LINE__);
- return GL_FALSE;
+ return false;
}
if (!intel_get_param(spriv, I915_PARAM_NUM_FENCES_AVAIL, &num_fences) ||
num_fences == 0) {
fprintf(stderr, "[%s: %u] Kernel 2.6.29 required.\n", __func__, __LINE__);
- return GL_FALSE;
+ return false;
}
drm_intel_bufmgr_gem_enable_fenced_relocs(intelScreen->bufmgr);
intelScreen->named_regions = _mesa_NewHashTable();
- return GL_TRUE;
+ intelScreen->relaxed_relocations = 0;
+ intelScreen->relaxed_relocations |=
+ intel_get_boolean(spriv, I915_PARAM_HAS_RELAXED_DELTA) << 0;
+
+ return true;
+}
+
+/**
+ * Override intel_screen.hw_has_hiz with environment variable INTEL_HIZ.
+ *
+ * Valid values for INTEL_HIZ are "0" and "1". If an invalid valid value is
+ * encountered, a warning is emitted and INTEL_HIZ is ignored.
+ */
+static void
+intel_override_hiz(struct intel_screen *intel)
+{
+ const char *s = getenv("INTEL_HIZ");
+ if (!s) {
+ return;
+ } else if (!strncmp("0", s, 2)) {
+ intel->hw_has_hiz = false;
+ } else if (!strncmp("1", s, 2)) {
+ intel->hw_has_hiz = true;
+ } else {
+ fprintf(stderr,
+ "warning: env variable INTEL_HIZ=\"%s\" has invalid value "
+ "and is ignored", s);
+ }
+}
+
+/**
+ * Override intel_screen.hw_has_separate_stencil with environment variable
+ * INTEL_SEPARATE_STENCIL.
+ *
+ * Valid values for INTEL_SEPARATE_STENCIL are "0" and "1". If an invalid
+ * valid value is encountered, a warning is emitted and INTEL_SEPARATE_STENCIL
+ * is ignored.
+ */
+static void
+intel_override_separate_stencil(struct intel_screen *screen)
+{
+ const char *s = getenv("INTEL_SEPARATE_STENCIL");
+ if (!s) {
+ return;
+ } else if (!strncmp("0", s, 2)) {
+ screen->hw_has_separate_stencil = false;
+ } else if (!strncmp("1", s, 2)) {
+ screen->hw_has_separate_stencil = true;
+ } else {
+ fprintf(stderr,
+ "warning: env variable INTEL_SEPARATE_STENCIL=\"%s\" has "
+ "invalid value and is ignored", s);
+ }
}
/**
intelScreen = CALLOC(sizeof *intelScreen);
if (!intelScreen) {
fprintf(stderr, "\nERROR! Allocating private area failed\n");
- return GL_FALSE;
+ return false;
}
/* parse information in __driConfigOptions */
driParseOptionInfo(&intelScreen->optionCache,
/* Determine chipset ID */
if (!intel_get_param(psp, I915_PARAM_CHIPSET_ID,
&intelScreen->deviceID))
- return GL_FALSE;
+ return false;
/* Allow an override of the device ID for the purpose of making the
* driver produce dumps for debugging of new chipset enablement.
intelScreen->deviceID = strtod(devid_override, NULL);
}
+ if (IS_GEN7(intelScreen->deviceID)) {
+ intelScreen->gen = 7;
+ } else if (IS_GEN6(intelScreen->deviceID)) {
+ intelScreen->gen = 6;
+ } else if (IS_GEN5(intelScreen->deviceID)) {
+ intelScreen->gen = 5;
+ } else if (IS_965(intelScreen->deviceID)) {
+ intelScreen->gen = 4;
+ } else if (IS_9XX(intelScreen->deviceID)) {
+ intelScreen->gen = 3;
+ } else {
+ intelScreen->gen = 2;
+ }
+
+ /*
+ * FIXME: The hiz and separate stencil fields need updating once the
+ * FIXME: features are completely implemented for a given chipset.
+ */
+ intelScreen->hw_has_separate_stencil = intelScreen->gen >= 7;
+ intelScreen->hw_must_use_separate_stencil = intelScreen->gen >= 7;
+ intelScreen->hw_has_hiz = false;
+ intelScreen->dri2_has_hiz = INTEL_DRI2_HAS_HIZ_UNKNOWN;
+
+ intel_override_hiz(intelScreen);
+ intel_override_separate_stencil(intelScreen);
+
api_mask = (1 << __DRI_API_OPENGL);
#if FEATURE_ES1
api_mask |= (1 << __DRI_API_GLES);
psp->api_mask = api_mask;
if (!intel_init_bufmgr(intelScreen))
- return GL_FALSE;
+ return false;
psp->extensions = intelScreenExtensions;
ARRAY_SIZE(back_buffer_modes),
msaa_samples_array,
ARRAY_SIZE(msaa_samples_array),
- GL_FALSE);
+ false);
if (configs == NULL)
configs = new_configs;
else
depth_bits, stencil_bits, 1,
back_buffer_modes + 1, 1,
msaa_samples_array, 1,
- GL_TRUE);
+ true);
if (configs == NULL)
configs = new_configs;
else
return (const __DRIconfig **)configs;
}
+struct intel_buffer {
+ __DRIbuffer base;
+ struct intel_region *region;
+};
+
+static __DRIbuffer *
+intelAllocateBuffer(__DRIscreen *screen,
+ unsigned attachment, unsigned format,
+ int width, int height)
+{
+ struct intel_buffer *intelBuffer;
+ struct intel_screen *intelScreen = screen->private;
+ uint32_t tiling;
+
+ intelBuffer = CALLOC(sizeof *intelBuffer);
+ if (intelBuffer == NULL)
+ return NULL;
+
+ if ((attachment == __DRI_BUFFER_DEPTH ||
+ attachment == __DRI_BUFFER_STENCIL ||
+ attachment == __DRI_BUFFER_DEPTH_STENCIL) &&
+ intelScreen->gen >= 4)
+ tiling = I915_TILING_Y;
+ else
+ tiling = I915_TILING_X;
+
+ intelBuffer->region = intel_region_alloc(intelScreen, tiling,
+ format / 8, width, height, true);
+
+ if (intelBuffer->region == NULL) {
+ FREE(intelBuffer);
+ return NULL;
+ }
+
+ intel_region_flink(intelBuffer->region, &intelBuffer->base.name);
+
+ intelBuffer->base.attachment = attachment;
+ intelBuffer->base.cpp = intelBuffer->region->cpp;
+ intelBuffer->base.pitch =
+ intelBuffer->region->pitch * intelBuffer->region->cpp;
+
+ return &intelBuffer->base;
+}
+
+static void
+intelReleaseBuffer(__DRIscreen *screen, __DRIbuffer *buffer)
+{
+ struct intel_buffer *intelBuffer = (struct intel_buffer *) buffer;
+
+ intel_region_release(&intelBuffer->region);
+ free(intelBuffer);
+}
+
+
const struct __DriverAPIRec driDriverAPI = {
.DestroyScreen = intelDestroyScreen,
.CreateContext = intelCreateContext,
.MakeCurrent = intelMakeCurrent,
.UnbindContext = intelUnbindContext,
.InitScreen2 = intelInitScreen2,
+ .AllocateBuffer = intelAllocateBuffer,
+ .ReleaseBuffer = intelReleaseBuffer
};
/* This is the table of extensions that the loader will dlsym() for. */