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authorBen Skeggs <skeggsb@gmail.com>2008-09-12 23:51:39 +1000
committerBen Skeggs <skeggsb@gmail.com>2008-09-12 23:51:39 +1000
commitd64da83a2c21d17f2f0a6b9b4c8e90df0e993559 (patch)
tree0fede4d6fac8b8f79af9723d8c7a3fa1de554d6f /src
parentd37e6f9a7fcdf741bf1afa1d2a555710230500a3 (diff)
nouveau: rework nouveau_screen for latest and greatest changes
Diffstat (limited to 'src')
-rw-r--r--src/gallium/winsys/drm/nouveau/nouveau_screen.c267
1 files changed, 110 insertions, 157 deletions
diff --git a/src/gallium/winsys/drm/nouveau/nouveau_screen.c b/src/gallium/winsys/drm/nouveau/nouveau_screen.c
index df1fe7e69b..9489645151 100644
--- a/src/gallium/winsys/drm/nouveau/nouveau_screen.c
+++ b/src/gallium/winsys/drm/nouveau/nouveau_screen.c
@@ -65,50 +65,6 @@ extern const struct dri_extension common_extensions[];
extern const struct dri_extension nv40_extensions[];
static GLboolean
-nouveau_screen_create(__DRIscreenPrivate *driScrnPriv)
-{
- struct nouveau_dri *nv_dri = driScrnPriv->pDevPriv;
- struct nouveau_screen *nv_screen;
- int ret;
-
- if (driScrnPriv->devPrivSize != sizeof(struct nouveau_dri)) {
- NOUVEAU_ERR("DRI struct mismatch between DDX/DRI\n");
- return GL_FALSE;
- }
-
- nv_screen = CALLOC_STRUCT(nouveau_screen);
- if (!nv_screen)
- return GL_FALSE;
- nv_screen->driScrnPriv = driScrnPriv;
- driScrnPriv->private = (void *)nv_screen;
-
- driParseOptionInfo(&nv_screen->option_cache,
- __driConfigOptions, __driNConfigOptions);
-
- if ((ret = nouveau_device_open_existing(&nv_screen->device, 0,
- driScrnPriv->fd, 0))) {
- NOUVEAU_ERR("Failed opening nouveau device: %d\n", ret);
- return GL_FALSE;
- }
-
- nv_screen->front_offset = nv_dri->front_offset;
- nv_screen->front_pitch = nv_dri->front_pitch * (nv_dri->bpp / 8);
- nv_screen->front_cpp = nv_dri->bpp / 8;
- nv_screen->front_height = nv_dri->height;
-
- return GL_TRUE;
-}
-
-static void
-nouveau_screen_destroy(__DRIscreenPrivate *driScrnPriv)
-{
- struct nouveau_screen *nv_screen = driScrnPriv->private;
-
- driScrnPriv->private = NULL;
- FREE(nv_screen);
-}
-
-static GLboolean
nouveau_create_buffer(__DRIscreenPrivate * driScrnPriv,
__DRIdrawablePrivate * driDrawPriv,
const __GLcontextModes *glVis, GLboolean pixmapBuffer)
@@ -162,149 +118,146 @@ nouveau_destroy_buffer(__DRIdrawablePrivate * driDrawPriv)
free(nvfb);
}
-static struct __DriverAPIRec
-nouveau_api = {
- .InitDriver = nouveau_screen_create,
- .DestroyScreen = nouveau_screen_destroy,
- .CreateContext = nouveau_context_create,
- .DestroyContext = nouveau_context_destroy,
- .CreateBuffer = nouveau_create_buffer,
- .DestroyBuffer = nouveau_destroy_buffer,
- .SwapBuffers = nouveau_swap_buffers,
- .MakeCurrent = nouveau_context_bind,
- .UnbindContext = nouveau_context_unbind,
- .GetSwapInfo = NULL,
- .GetMSC = NULL,
- .WaitForMSC = NULL,
- .WaitForSBC = NULL,
- .SwapBuffersMSC = NULL,
- .CopySubBuffer = nouveau_copy_sub_buffer,
- .setTexOffset = NULL
-};
-
-static __GLcontextModes *
-nouveau_fill_in_modes(unsigned pixel_bits, unsigned depth_bits,
+static __DRIconfig **
+nouveau_fill_in_modes(__DRIscreenPrivate *psp,
+ unsigned pixel_bits, unsigned depth_bits,
unsigned stencil_bits, GLboolean have_back_buffer)
{
- __GLcontextModes * modes;
- __GLcontextModes * m;
- unsigned num_modes;
+ __DRIconfig **configs;
unsigned depth_buffer_factor;
unsigned back_buffer_factor;
- int i;
-
- static const struct {
- GLenum format;
- GLenum type;
- } fb_format_array[] = {
- { GL_RGB , GL_UNSIGNED_SHORT_5_6_5 },
- { GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV },
- { GL_BGR , GL_UNSIGNED_INT_8_8_8_8_REV },
- };
+ GLenum fb_format;
+ GLenum fb_type;
- /* GLX_SWAP_COPY_OML is only supported because the Intel driver doesn't
- * support pageflipping at all.
- */
static const GLenum back_buffer_modes[] = {
- GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML
+ GLX_NONE, GLX_SWAP_UNDEFINED_OML,
};
- uint8_t depth_bits_array[4] = { 0, 16, 24, 24 };
- uint8_t stencil_bits_array[4] = { 0, 0, 0, 8 };
- uint8_t msaa_samples_array[1] = { 0 };
-
- depth_buffer_factor = 4;
- back_buffer_factor = (have_back_buffer) ? 3 : 1;
-
- num_modes = ((pixel_bits==16) ? 1 : 2) *
- depth_buffer_factor * back_buffer_factor * 4;
- modes = (*dri_interface->createContextModes)(num_modes,
- sizeof(__GLcontextModes));
- m = modes;
-
- for (i=((pixel_bits==16)?0:1);i<((pixel_bits==16)?1:3);i++) {
- if (!driFillInModes(&m, fb_format_array[i].format,
- fb_format_array[i].type,
- depth_bits_array,
- stencil_bits_array,
- depth_buffer_factor,
- back_buffer_modes,
- back_buffer_factor,
- msaa_samples_array, 1,
- GLX_TRUE_COLOR)) {
- fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
- __func__, __LINE__ );
- return NULL;
- }
-
- if (!driFillInModes(&m, fb_format_array[i].format,
- fb_format_array[i].type,
- depth_bits_array,
- stencil_bits_array,
- depth_buffer_factor,
- back_buffer_modes,
- back_buffer_factor,
- msaa_samples_array, 1,
- GLX_DIRECT_COLOR)) {
- fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
- __func__, __LINE__ );
+ u_int8_t depth_bits_array[3];
+ u_int8_t stencil_bits_array[3];
+
+ depth_bits_array[0] = 0;
+ depth_bits_array[1] = depth_bits;
+ depth_bits_array[2] = depth_bits;
+
+ /* Just like with the accumulation buffer, always provide some modes
+ * with a stencil buffer. It will be a sw fallback, but some apps won't
+ * care about that.
+ */
+ stencil_bits_array[0] = 0;
+ stencil_bits_array[1] = 0;
+ if (depth_bits == 24)
+ stencil_bits_array[1] = (stencil_bits == 0) ? 8 : stencil_bits;
+
+ stencil_bits_array[2] = (stencil_bits == 0) ? 8 : stencil_bits;
+
+ depth_buffer_factor =
+ ((depth_bits != 0) || (stencil_bits != 0)) ? 3 : 1;
+ back_buffer_factor = (have_back_buffer) ? 3 : 1;
+
+ if (pixel_bits == 16) {
+ fb_format = GL_RGB;
+ fb_type = GL_UNSIGNED_SHORT_5_6_5;
+ }
+ else {
+ fb_format = GL_BGRA;
+ fb_type = GL_UNSIGNED_INT_8_8_8_8_REV;
+ }
+
+ configs = driCreateConfigs(fb_format, fb_type,
+ depth_bits_array, stencil_bits_array,
+ depth_buffer_factor, back_buffer_modes,
+ back_buffer_factor);
+ if (configs == NULL) {
+ fprintf(stderr, "[%s:%u] Error creating FBConfig!\n",
+ __func__, __LINE__);
return NULL;
- }
}
- return modes;
+ return configs;
}
-PUBLIC void *
-__driCreateNewScreen_20050727(__DRInativeDisplay *dpy, int scrn,
- __DRIscreen *psc, const __GLcontextModes * modes,
- const __DRIversion * ddx_version,
- const __DRIversion * dri_version,
- const __DRIversion * drm_version,
- const __DRIframebuffer * frame_buffer,
- void * pSAREA, int fd, int internal_api_version,
- const __DRIinterfaceMethods * interface,
- __GLcontextModes ** driver_modes)
+
+static const __DRIconfig **
+nouveau_screen_create(__DRIscreenPrivate *psp)
{
- __DRIscreenPrivate *psp;
+ struct nouveau_dri *nv_dri = psp->pDevPriv;
+ struct nouveau_screen *nv_screen;
static const __DRIversion ddx_expected =
{ 0, 0, NOUVEAU_DRM_HEADER_PATCHLEVEL };
static const __DRIversion dri_expected = { 4, 0, 0 };
static const __DRIversion drm_expected =
{ 0, 0, NOUVEAU_DRM_HEADER_PATCHLEVEL };
- struct nouveau_dri *nv_dri = NULL;
-
- dri_interface = interface;
+ int ret;
if (!driCheckDriDdxDrmVersions2("nouveau",
- dri_version, &dri_expected,
- ddx_version, &ddx_expected,
- drm_version, &drm_expected)) {
+ &psp->dri_version, &dri_expected,
+ &psp->ddx_version, &ddx_expected,
+ &psp->drm_version, &drm_expected)) {
return NULL;
}
- if (drm_expected.patch != drm_version->patch) {
+ if (drm_expected.patch != psp->drm_version.patch) {
fprintf(stderr, "Incompatible DRM patch level.\n"
"Expected: %d\n" "Current : %d\n",
- drm_expected.patch, drm_version->patch);
+ drm_expected.patch, psp->drm_version.patch);
return NULL;
}
- psp = __driUtilCreateNewScreen(dpy, scrn, psc, NULL,
- ddx_version, dri_version, drm_version,
- frame_buffer, pSAREA, fd,
- internal_api_version,
- &nouveau_api);
- if (psp == NULL)
- return NULL;
- nv_dri = psp->pDevPriv;
+ driInitExtensions(NULL, card_extensions, GL_FALSE);
- *driver_modes = nouveau_fill_in_modes(nv_dri->bpp,
- (nv_dri->bpp == 16) ? 16 : 24,
- (nv_dri->bpp == 16) ? 0 : 8,
- 1);
+ if (psp->devPrivSize != sizeof(struct nouveau_dri)) {
+ NOUVEAU_ERR("DRI struct mismatch between DDX/DRI\n");
+ return GL_FALSE;
+ }
- driInitExtensions(NULL, card_extensions, GL_FALSE);
+ nv_screen = CALLOC_STRUCT(nouveau_screen);
+ if (!nv_screen)
+ return GL_FALSE;
+ nv_screen->driScrnPriv = psp;
+ psp->private = (void *)nv_screen;
+
+ driParseOptionInfo(&nv_screen->option_cache,
+ __driConfigOptions, __driNConfigOptions);
+
+ if ((ret = nouveau_device_open_existing(&nv_screen->device, 0,
+ psp->fd, 0))) {
+ NOUVEAU_ERR("Failed opening nouveau device: %d\n", ret);
+ return GL_FALSE;
+ }
- return (void *)psp;
+ nv_screen->front_offset = nv_dri->front_offset;
+ nv_screen->front_pitch = nv_dri->front_pitch * (nv_dri->bpp / 8);
+ nv_screen->front_cpp = nv_dri->bpp / 8;
+ nv_screen->front_height = nv_dri->height;
+
+ return (const __DRIconfig **)
+ nouveau_fill_in_modes(psp, nv_dri->bpp,
+ (nv_dri->bpp == 16) ? 16 : 24,
+ (nv_dri->bpp == 16) ? 0 : 8, 1);
}
+static void
+nouveau_screen_destroy(__DRIscreenPrivate *driScrnPriv)
+{
+ struct nouveau_screen *nv_screen = driScrnPriv->private;
+
+ driScrnPriv->private = NULL;
+ FREE(nv_screen);
+}
+
+const struct __DriverAPIRec
+driDriverAPI = {
+ .InitScreen = nouveau_screen_create,
+ .DestroyScreen = nouveau_screen_destroy,
+ .CreateContext = nouveau_context_create,
+ .DestroyContext = nouveau_context_destroy,
+ .CreateBuffer = nouveau_create_buffer,
+ .DestroyBuffer = nouveau_destroy_buffer,
+ .SwapBuffers = nouveau_swap_buffers,
+ .MakeCurrent = nouveau_context_bind,
+ .UnbindContext = nouveau_context_unbind,
+ .CopySubBuffer = nouveau_copy_sub_buffer,
+
+ .InitScreen2 = NULL, /* one day, I promise! */
+};
+