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Diffstat (limited to 'minui/graphics_adf.cpp')
-rw-r--r--minui/graphics_adf.cpp162
1 files changed, 60 insertions, 102 deletions
diff --git a/minui/graphics_adf.cpp b/minui/graphics_adf.cpp
index 9ab0b06bf..1b15a04fb 100644
--- a/minui/graphics_adf.cpp
+++ b/minui/graphics_adf.cpp
@@ -14,6 +14,8 @@
* limitations under the License.
*/
+#include "graphics_adf.h"
+
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
@@ -24,49 +26,27 @@
#include <adf/adf.h>
#include <sync/sync.h>
-#include "graphics.h"
-
-struct adf_surface_pdata {
- GRSurface base;
- int fence_fd;
- int fd;
- __u32 offset;
- __u32 pitch;
-};
-
-struct adf_pdata {
- minui_backend base;
- int intf_fd;
- adf_id_t eng_id;
- __u32 format;
+#include "minui/minui.h"
- adf_device dev;
+MinuiBackendAdf::MinuiBackendAdf() : intf_fd(-1), dev(), n_surfaces(0), surfaces() {}
- unsigned int current_surface;
- unsigned int n_surfaces;
- adf_surface_pdata surfaces[2];
-};
-
-static GRSurface* adf_flip(minui_backend* backend);
-static void adf_blank(minui_backend* backend, bool blank);
-
-static int adf_surface_init(adf_pdata* pdata, drm_mode_modeinfo* mode, adf_surface_pdata* surf) {
+int MinuiBackendAdf::SurfaceInit(const drm_mode_modeinfo* mode, GRSurfaceAdf* surf) {
*surf = {};
surf->fence_fd = -1;
- surf->fd = adf_interface_simple_buffer_alloc(pdata->intf_fd, mode->hdisplay, mode->vdisplay,
- pdata->format, &surf->offset, &surf->pitch);
+ surf->fd = adf_interface_simple_buffer_alloc(intf_fd, mode->hdisplay, mode->vdisplay, format,
+ &surf->offset, &surf->pitch);
if (surf->fd < 0) {
return surf->fd;
}
- surf->base.width = mode->hdisplay;
- surf->base.height = mode->vdisplay;
- surf->base.row_bytes = surf->pitch;
- surf->base.pixel_bytes = (pdata->format == DRM_FORMAT_RGB565) ? 2 : 4;
+ surf->width = mode->hdisplay;
+ surf->height = mode->vdisplay;
+ surf->row_bytes = surf->pitch;
+ surf->pixel_bytes = (format == DRM_FORMAT_RGB565) ? 2 : 4;
- surf->base.data = static_cast<uint8_t*>(mmap(nullptr, surf->pitch * surf->base.height, PROT_WRITE,
- MAP_SHARED, surf->fd, surf->offset));
- if (surf->base.data == MAP_FAILED) {
+ surf->data = static_cast<uint8_t*>(
+ mmap(nullptr, surf->pitch * surf->height, PROT_WRITE, MAP_SHARED, surf->fd, surf->offset));
+ if (surf->data == MAP_FAILED) {
int saved_errno = errno;
close(surf->fd);
return -saved_errno;
@@ -75,26 +55,26 @@ static int adf_surface_init(adf_pdata* pdata, drm_mode_modeinfo* mode, adf_surfa
return 0;
}
-static int adf_interface_init(adf_pdata* pdata) {
+int MinuiBackendAdf::InterfaceInit() {
adf_interface_data intf_data;
- int err = adf_get_interface_data(pdata->intf_fd, &intf_data);
+ int err = adf_get_interface_data(intf_fd, &intf_data);
if (err < 0) return err;
int ret = 0;
- err = adf_surface_init(pdata, &intf_data.current_mode, &pdata->surfaces[0]);
+ err = SurfaceInit(&intf_data.current_mode, &surfaces[0]);
if (err < 0) {
fprintf(stderr, "allocating surface 0 failed: %s\n", strerror(-err));
ret = err;
goto done;
}
- err = adf_surface_init(pdata, &intf_data.current_mode, &pdata->surfaces[1]);
+ err = SurfaceInit(&intf_data.current_mode, &surfaces[1]);
if (err < 0) {
fprintf(stderr, "allocating surface 1 failed: %s\n", strerror(-err));
- pdata->surfaces[1] = {};
- pdata->n_surfaces = 1;
+ surfaces[1] = {};
+ n_surfaces = 1;
} else {
- pdata->n_surfaces = 2;
+ n_surfaces = 2;
}
done:
@@ -102,37 +82,35 @@ done:
return ret;
}
-static int adf_device_init(adf_pdata* pdata, adf_device* dev) {
+int MinuiBackendAdf::DeviceInit(adf_device* dev) {
adf_id_t intf_id;
- int err = adf_find_simple_post_configuration(dev, &pdata->format, 1, &intf_id, &pdata->eng_id);
+ int err = adf_find_simple_post_configuration(dev, &format, 1, &intf_id, &eng_id);
if (err < 0) return err;
- err = adf_device_attach(dev, pdata->eng_id, intf_id);
+ err = adf_device_attach(dev, eng_id, intf_id);
if (err < 0 && err != -EALREADY) return err;
- pdata->intf_fd = adf_interface_open(dev, intf_id, O_RDWR);
- if (pdata->intf_fd < 0) return pdata->intf_fd;
+ intf_fd = adf_interface_open(dev, intf_id, O_RDWR);
+ if (intf_fd < 0) return intf_fd;
- err = adf_interface_init(pdata);
+ err = InterfaceInit();
if (err < 0) {
- close(pdata->intf_fd);
- pdata->intf_fd = -1;
+ close(intf_fd);
+ intf_fd = -1;
}
return err;
}
-static GRSurface* adf_init(minui_backend* backend) {
- adf_pdata* pdata = reinterpret_cast<adf_pdata*>(backend);
-
+GRSurface* MinuiBackendAdf::Init() {
#if defined(RECOVERY_ABGR)
- pdata->format = DRM_FORMAT_ABGR8888;
+ format = DRM_FORMAT_ABGR8888;
#elif defined(RECOVERY_BGRA)
- pdata->format = DRM_FORMAT_BGRA8888;
+ format = DRM_FORMAT_BGRA8888;
#elif defined(RECOVERY_RGBX)
- pdata->format = DRM_FORMAT_RGBX8888;
+ format = DRM_FORMAT_RGBX8888;
#else
- pdata->format = DRM_FORMAT_RGB565;
+ format = DRM_FORMAT_RGB565;
#endif
adf_id_t* dev_ids = nullptr;
@@ -144,35 +122,35 @@ static GRSurface* adf_init(minui_backend* backend) {
return nullptr;
}
- pdata->intf_fd = -1;
+ intf_fd = -1;
- for (ssize_t i = 0; i < n_dev_ids && pdata->intf_fd < 0; i++) {
- int err = adf_device_open(dev_ids[i], O_RDWR, &pdata->dev);
+ for (ssize_t i = 0; i < n_dev_ids && intf_fd < 0; i++) {
+ int err = adf_device_open(dev_ids[i], O_RDWR, &dev);
if (err < 0) {
fprintf(stderr, "opening adf device %u failed: %s\n", dev_ids[i], strerror(-err));
continue;
}
- err = adf_device_init(pdata, &pdata->dev);
+ err = DeviceInit(&dev);
if (err < 0) {
fprintf(stderr, "initializing adf device %u failed: %s\n", dev_ids[i], strerror(-err));
- adf_device_close(&pdata->dev);
+ adf_device_close(&dev);
}
}
free(dev_ids);
- if (pdata->intf_fd < 0) return nullptr;
+ if (intf_fd < 0) return nullptr;
- GRSurface* ret = adf_flip(backend);
+ GRSurface* ret = Flip();
- adf_blank(backend, true);
- adf_blank(backend, false);
+ Blank(true);
+ Blank(false);
return ret;
}
-static void adf_sync(adf_surface_pdata* surf) {
+void MinuiBackendAdf::Sync(GRSurfaceAdf* surf) {
static constexpr unsigned int warningTimeout = 3000;
if (surf == nullptr) return;
@@ -188,52 +166,32 @@ static void adf_sync(adf_surface_pdata* surf) {
}
}
-static GRSurface* adf_flip(minui_backend* backend) {
- adf_pdata* pdata = reinterpret_cast<adf_pdata*>(backend);
- adf_surface_pdata* surf = &pdata->surfaces[pdata->current_surface];
+GRSurface* MinuiBackendAdf::Flip() {
+ GRSurfaceAdf* surf = &surfaces[current_surface];
- int fence_fd =
- adf_interface_simple_post(pdata->intf_fd, pdata->eng_id, surf->base.width, surf->base.height,
- pdata->format, surf->fd, surf->offset, surf->pitch, -1);
+ int fence_fd = adf_interface_simple_post(intf_fd, eng_id, surf->width, surf->height, format,
+ surf->fd, surf->offset, surf->pitch, -1);
if (fence_fd >= 0) surf->fence_fd = fence_fd;
- pdata->current_surface = (pdata->current_surface + 1) % pdata->n_surfaces;
- adf_sync(&pdata->surfaces[pdata->current_surface]);
- return &pdata->surfaces[pdata->current_surface].base;
+ current_surface = (current_surface + 1) % n_surfaces;
+ Sync(&surfaces[current_surface]);
+ return &surfaces[current_surface];
}
-static void adf_blank(minui_backend* backend, bool blank) {
- adf_pdata* pdata = reinterpret_cast<adf_pdata*>(backend);
- adf_interface_blank(pdata->intf_fd, blank ? DRM_MODE_DPMS_OFF : DRM_MODE_DPMS_ON);
+void MinuiBackendAdf::Blank(bool blank) {
+ adf_interface_blank(intf_fd, blank ? DRM_MODE_DPMS_OFF : DRM_MODE_DPMS_ON);
}
-static void adf_surface_destroy(adf_surface_pdata* surf) {
- munmap(surf->base.data, surf->pitch * surf->base.height);
+void MinuiBackendAdf::SurfaceDestroy(GRSurfaceAdf* surf) {
+ munmap(surf->data, surf->pitch * surf->height);
close(surf->fence_fd);
close(surf->fd);
}
-static void adf_exit(minui_backend* backend) {
- adf_pdata* pdata = reinterpret_cast<adf_pdata*>(backend);
- adf_device_close(&pdata->dev);
- for (unsigned int i = 0; i < pdata->n_surfaces; i++) {
- adf_surface_destroy(&pdata->surfaces[i]);
+MinuiBackendAdf::~MinuiBackendAdf() {
+ adf_device_close(&dev);
+ for (unsigned int i = 0; i < n_surfaces; i++) {
+ SurfaceDestroy(&surfaces[i]);
}
- if (pdata->intf_fd >= 0) close(pdata->intf_fd);
- free(pdata);
-}
-
-minui_backend* open_adf() {
- adf_pdata* pdata = static_cast<adf_pdata*>(calloc(1, sizeof(*pdata)));
- if (!pdata) {
- perror("allocating adf backend failed");
- return nullptr;
- }
-
- pdata->base.init = adf_init;
- pdata->base.flip = adf_flip;
- pdata->base.blank = adf_blank;
- pdata->base.exit = adf_exit;
-
- return &pdata->base;
+ if (intf_fd >= 0) close(intf_fd);
}