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-rw-r--r--configure.ac2
-rw-r--r--src/gbm/backends/dri/gbm_dri.c117
-rw-r--r--src/gbm/backends/dri/gbm_driint.h8
3 files changed, 77 insertions, 50 deletions
diff --git a/configure.ac b/configure.ac
index ca24856ee6f..94392910fd0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1222,8 +1222,6 @@ if test "x$enable_gbm" = xyes; then
if test "x$enable_shared_glapi" = xno; then
AC_MSG_ERROR([gbm_dri requires --enable-shared-glapi])
fi
- PKG_CHECK_MODULES([LIBKMS], [libkms], [],
- AC_MSG_ERROR([gbm needs libkms]))
fi
fi
GBM_PC_REQ_PRIV="libudev"
diff --git a/src/gbm/backends/dri/gbm_dri.c b/src/gbm/backends/dri/gbm_dri.c
index 70ea668c09f..519929ec8f6 100644
--- a/src/gbm/backends/dri/gbm_dri.c
+++ b/src/gbm/backends/dri/gbm_dri.c
@@ -33,8 +33,10 @@
#include <limits.h>
#include <sys/types.h>
+#include <sys/mman.h>
#include <unistd.h>
#include <dlfcn.h>
+#include <xf86drm.h>
#include <GL/gl.h> /* dri_interface needs GL types */
#include <GL/internal/dri_interface.h>
@@ -300,19 +302,12 @@ static int
gbm_dri_bo_write(struct gbm_bo *_bo, const void *buf, size_t count)
{
struct gbm_dri_bo *bo = gbm_dri_bo(_bo);
- void *ptr;
- int ret;
-
- if (bo->bo == NULL)
- return -1;
- ret = kms_bo_map(bo->bo, &ptr);
- if (ret < 0)
+ if (bo->image != NULL)
return -1;
- memcpy(ptr, buf, count);
+ memcpy(bo->map, buf, count);
- kms_bo_unmap(bo->bo);
return 0;
}
@@ -321,11 +316,17 @@ gbm_dri_bo_destroy(struct gbm_bo *_bo)
{
struct gbm_dri_device *dri = gbm_dri_device(_bo->gbm);
struct gbm_dri_bo *bo = gbm_dri_bo(_bo);
+ struct drm_mode_destroy_dumb arg;
- if (bo->image != NULL)
+ if (bo->image != NULL) {
dri->image->destroyImage(bo->image);
- if (bo->bo != NULL)
- kms_bo_destroy(&bo->bo);
+ } else {
+ munmap(bo->map, bo->size);
+ memset(&arg, 0, sizeof(arg));
+ arg.handle = bo->handle;
+ drmIoctl(dri->base.base.fd, DRM_IOCTL_MODE_DESTROY_DUMB, &arg);
+ }
+
free(bo);
}
@@ -448,49 +449,86 @@ gbm_dri_bo_import(struct gbm_device *gbm,
}
static struct gbm_bo *
-gbm_dri_bo_create(struct gbm_device *gbm,
+create_dumb(struct gbm_device *gbm,
uint32_t width, uint32_t height,
uint32_t format, uint32_t usage)
{
struct gbm_dri_device *dri = gbm_dri_device(gbm);
+ struct drm_mode_create_dumb create_arg;
+ struct drm_mode_map_dumb map_arg;
struct gbm_dri_bo *bo;
- int dri_format;
- unsigned dri_use = 0;
+ struct drm_mode_destroy_dumb destroy_arg;
+ int ret;
+
+ if (!(usage & GBM_BO_USE_CURSOR_64X64))
+ return NULL;
+ if (format != GBM_FORMAT_ARGB8888)
+ return NULL;
bo = calloc(1, sizeof *bo);
if (bo == NULL)
return NULL;
+ create_arg.bpp = 32;
+ create_arg.width = width;
+ create_arg.height = height;
+
+ ret = drmIoctl(dri->base.base.fd, DRM_IOCTL_MODE_CREATE_DUMB, &create_arg);
+ if (ret)
+ goto free_bo;
+
bo->base.base.gbm = gbm;
bo->base.base.width = width;
bo->base.base.height = height;
+ bo->base.base.stride = create_arg.pitch;
+ bo->base.base.handle.u32 = create_arg.handle;
+ bo->handle = create_arg.handle;
+ bo->size = create_arg.size;
- if (usage & GBM_BO_USE_WRITE) {
- int ret;
- unsigned attrs[7] = {
- KMS_WIDTH, 64,
- KMS_HEIGHT, 64,
- KMS_BO_TYPE, KMS_BO_TYPE_SCANOUT_X8R8G8B8,
- KMS_TERMINATE_PROP_LIST,
- };
+ memset(&map_arg, 0, sizeof(map_arg));
+ map_arg.handle = bo->handle;
- if (!(usage & GBM_BO_USE_CURSOR_64X64))
- return NULL;
+ ret = drmIoctl(dri->base.base.fd, DRM_IOCTL_MODE_MAP_DUMB, &map_arg);
+ if (ret)
+ goto destroy_dumb;
- if (dri->kms == NULL)
- return NULL;
+ bo->map = mmap(0, bo->size, PROT_WRITE,
+ MAP_SHARED, dri->base.base.fd, map_arg.offset);
+ if (bo->map == MAP_FAILED)
+ goto destroy_dumb;
- ret = kms_bo_create(dri->kms, attrs, &bo->bo);
- if (ret < 0) {
- free(bo);
- return NULL;
- }
+ return &bo->base.base;
+
+destroy_dumb:
+ memset(&destroy_arg, 0, sizeof destroy_arg);
+ destroy_arg.handle = create_arg.handle;
+ drmIoctl(dri->base.base.fd, DRM_IOCTL_MODE_DESTROY_DUMB, &destroy_arg);
+free_bo:
+ free(bo);
- kms_bo_get_prop(bo->bo, KMS_PITCH, &bo->base.base.stride);
- kms_bo_get_prop(bo->bo, KMS_HANDLE, (unsigned*)&bo->base.base.handle);
+ return NULL;
+}
- return &bo->base.base;
- }
+static struct gbm_bo *
+gbm_dri_bo_create(struct gbm_device *gbm,
+ uint32_t width, uint32_t height,
+ uint32_t format, uint32_t usage)
+{
+ struct gbm_dri_device *dri = gbm_dri_device(gbm);
+ struct gbm_dri_bo *bo;
+ int dri_format;
+ unsigned dri_use = 0;
+
+ if (usage & GBM_BO_USE_WRITE)
+ return create_dumb(gbm, width, height, format, usage);
+
+ bo = calloc(1, sizeof *bo);
+ if (bo == NULL)
+ return NULL;
+
+ bo->base.base.gbm = gbm;
+ bo->base.base.width = width;
+ bo->base.base.height = height;
switch (format) {
case GBM_FORMAT_RGB565:
@@ -597,10 +635,6 @@ dri_device_create(int fd)
dri->base.type = GBM_DRM_DRIVER_TYPE_DRI;
dri->base.base.name = "drm";
- kms_create(fd, &dri->kms);
- if (dri->kms == NULL)
- goto err_kms;
-
ret = dri_screen_create(dri);
if (ret)
goto err_dri;
@@ -608,9 +642,8 @@ dri_device_create(int fd)
return &dri->base.base;
err_dri:
- kms_destroy(&dri->kms);
-err_kms:
free(dri);
+
return NULL;
}
diff --git a/src/gbm/backends/dri/gbm_driint.h b/src/gbm/backends/dri/gbm_driint.h
index 4b619a0e59e..18fc3c0919e 100644
--- a/src/gbm/backends/dri/gbm_driint.h
+++ b/src/gbm/backends/dri/gbm_driint.h
@@ -30,8 +30,6 @@
#include "gbmint.h"
-#include "libkms.h"
-
#include "common.h"
#include "common_drm.h"
@@ -43,9 +41,6 @@ struct gbm_dri_surface;
struct gbm_dri_device {
struct gbm_drm_device base;
- /* Only used for cursors */
- struct kms_driver *kms;
-
void *driver;
__DRIscreen *screen;
@@ -79,7 +74,8 @@ struct gbm_dri_bo {
__DRIimage *image;
/* Only used for cursors */
- struct kms_bo *bo;
+ uint32_t handle, size;
+ void *map;
};
struct gbm_dri_surface {
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-12 03:39:30 +0000