diff options
| -rw-r--r-- | minui/graphics_adf.cpp | 347 |
1 files changed, 156 insertions, 191 deletions
diff --git a/minui/graphics_adf.cpp b/minui/graphics_adf.cpp index 9e262b044..17f30d1d4 100644 --- a/minui/graphics_adf.cpp +++ b/minui/graphics_adf.cpp @@ -16,14 +16,10 @@ #include <errno.h> #include <fcntl.h> -#include <stdbool.h> #include <stdio.h> #include <stdlib.h> -#include <string.h> -#include <unistd.h> - -#include <sys/cdefs.h> #include <sys/mman.h> +#include <unistd.h> #include <adf/adf.h> #include <sync/sync.h> @@ -31,243 +27,212 @@ #include "graphics.h" struct adf_surface_pdata { - GRSurface base; - int fence_fd; - int fd; - __u32 offset; - __u32 pitch; + 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; + minui_backend base; + int intf_fd; + adf_id_t eng_id; + __u32 format; - adf_device dev; + adf_device dev; - unsigned int current_surface; - unsigned int n_surfaces; - adf_surface_pdata surfaces[2]; + 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) { - memset(surf, 0, sizeof(*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); - 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->base.data = static_cast<uint8_t*>(mmap(NULL, - surf->pitch * surf->base.height, PROT_WRITE, - MAP_SHARED, surf->fd, surf->offset)); - if (surf->base.data == MAP_FAILED) { - close(surf->fd); - return -errno; - } +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) { + *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); + 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->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) { + close(surf->fd); + return -errno; + } - return 0; + return 0; } -static int adf_interface_init(adf_pdata *pdata) -{ - adf_interface_data intf_data; - int ret = 0; - int err; - - err = adf_get_interface_data(pdata->intf_fd, &intf_data); - if (err < 0) - return err; - - err = adf_surface_init(pdata, &intf_data.current_mode, &pdata->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]); - if (err < 0) { - fprintf(stderr, "allocating surface 1 failed: %s\n", strerror(-err)); - memset(&pdata->surfaces[1], 0, sizeof(pdata->surfaces[1])); - pdata->n_surfaces = 1; - } else { - pdata->n_surfaces = 2; - } +static int adf_interface_init(adf_pdata* pdata) { + adf_interface_data intf_data; + int err = adf_get_interface_data(pdata->intf_fd, &intf_data); + if (err < 0) return err; + + int ret = 0; + err = adf_surface_init(pdata, &intf_data.current_mode, &pdata->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]); + if (err < 0) { + fprintf(stderr, "allocating surface 1 failed: %s\n", strerror(-err)); + pdata->surfaces[1] = {}; + pdata->n_surfaces = 1; + } else { + pdata->n_surfaces = 2; + } done: - adf_free_interface_data(&intf_data); - return ret; + adf_free_interface_data(&intf_data); + return ret; } -static int adf_device_init(adf_pdata *pdata, adf_device *dev) -{ - adf_id_t intf_id; - int intf_fd; - int err; +static int adf_device_init(adf_pdata* pdata, adf_device* dev) { + adf_id_t intf_id; + int err = adf_find_simple_post_configuration(dev, &pdata->format, 1, &intf_id, &pdata->eng_id); + if (err < 0) return err; - err = adf_find_simple_post_configuration(dev, &pdata->format, 1, &intf_id, - &pdata->eng_id); - if (err < 0) - return err; + err = adf_device_attach(dev, pdata->eng_id, intf_id); + if (err < 0 && err != -EALREADY) return err; - err = adf_device_attach(dev, pdata->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; - pdata->intf_fd = adf_interface_open(dev, intf_id, O_RDWR); - if (pdata->intf_fd < 0) - return pdata->intf_fd; - - err = adf_interface_init(pdata); - if (err < 0) { - close(pdata->intf_fd); - pdata->intf_fd = -1; - } + err = adf_interface_init(pdata); + if (err < 0) { + close(pdata->intf_fd); + pdata->intf_fd = -1; + } - return err; + return err; } -static GRSurface* adf_init(minui_backend *backend) -{ - adf_pdata *pdata = (adf_pdata *)backend; - adf_id_t *dev_ids = NULL; - ssize_t n_dev_ids, i; - GRSurface* ret; +static GRSurface* adf_init(minui_backend* backend) { + adf_pdata* pdata = reinterpret_cast<adf_pdata*>(backend); #if defined(RECOVERY_ABGR) - pdata->format = DRM_FORMAT_ABGR8888; + pdata->format = DRM_FORMAT_ABGR8888; #elif defined(RECOVERY_BGRA) - pdata->format = DRM_FORMAT_BGRA8888; + pdata->format = DRM_FORMAT_BGRA8888; #elif defined(RECOVERY_RGBX) - pdata->format = DRM_FORMAT_RGBX8888; + pdata->format = DRM_FORMAT_RGBX8888; #else - pdata->format = DRM_FORMAT_RGB565; + pdata->format = DRM_FORMAT_RGB565; #endif - n_dev_ids = adf_devices(&dev_ids); - if (n_dev_ids == 0) { - return NULL; - } else if (n_dev_ids < 0) { - fprintf(stderr, "enumerating adf devices failed: %s\n", - strerror(-n_dev_ids)); - return NULL; - } + adf_id_t* dev_ids = nullptr; + ssize_t n_dev_ids = adf_devices(&dev_ids); + if (n_dev_ids == 0) { + return nullptr; + } else if (n_dev_ids < 0) { + fprintf(stderr, "enumerating adf devices failed: %s\n", strerror(-n_dev_ids)); + return nullptr; + } - pdata->intf_fd = -1; + pdata->intf_fd = -1; - for (i = 0; i < n_dev_ids && pdata->intf_fd < 0; i++) { - - int err = adf_device_open(dev_ids[i], O_RDWR, &pdata->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); - if (err < 0) { - fprintf(stderr, "initializing adf device %u failed: %s\n", - dev_ids[i], strerror(-err)); - adf_device_close(&pdata->dev); - } + 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); + if (err < 0) { + fprintf(stderr, "opening adf device %u failed: %s\n", dev_ids[i], strerror(-err)); + continue; } - free(dev_ids); + err = adf_device_init(pdata, &pdata->dev); + if (err < 0) { + fprintf(stderr, "initializing adf device %u failed: %s\n", dev_ids[i], strerror(-err)); + adf_device_close(&pdata->dev); + } + } - if (pdata->intf_fd < 0) - return NULL; + free(dev_ids); - ret = adf_flip(backend); + if (pdata->intf_fd < 0) return nullptr; - adf_blank(backend, true); - adf_blank(backend, false); + GRSurface* ret = adf_flip(backend); - return ret; -} + adf_blank(backend, true); + adf_blank(backend, false); -static void adf_sync(adf_surface_pdata *surf) -{ - unsigned int warningTimeout = 3000; + return ret; +} - if (surf == NULL) - return; +static void adf_sync(adf_surface_pdata* surf) { + static constexpr unsigned int warningTimeout = 3000; - if (surf->fence_fd >= 0){ - int err = sync_wait(surf->fence_fd, warningTimeout); - if (err < 0) - perror("adf sync fence wait error\n"); + if (surf == nullptr) return; - close(surf->fence_fd); - surf->fence_fd = -1; + if (surf->fence_fd >= 0) { + int err = sync_wait(surf->fence_fd, warningTimeout); + if (err < 0) { + perror("adf sync fence wait error\n"); } + + close(surf->fence_fd); + surf->fence_fd = -1; + } } -static GRSurface* adf_flip(minui_backend *backend) -{ - adf_pdata *pdata = (adf_pdata *)backend; - adf_surface_pdata *surf = &pdata->surfaces[pdata->current_surface]; +static GRSurface* adf_flip(minui_backend* backend) { + adf_pdata* pdata = reinterpret_cast<adf_pdata*>(backend); + adf_surface_pdata* surf = &pdata->surfaces[pdata->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); - if (fence_fd >= 0) - surf->fence_fd = fence_fd; + 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); + 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; + pdata->current_surface = (pdata->current_surface + 1) % pdata->n_surfaces; + adf_sync(&pdata->surfaces[pdata->current_surface]); + return &pdata->surfaces[pdata->current_surface].base; } -static void adf_blank(minui_backend *backend, bool blank) -{ - adf_pdata *pdata = (adf_pdata *)backend; - adf_interface_blank(pdata->intf_fd, - blank ? DRM_MODE_DPMS_OFF : DRM_MODE_DPMS_ON); +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); } -static void adf_surface_destroy(adf_surface_pdata *surf) -{ - munmap(surf->base.data, surf->pitch * surf->base.height); - close(surf->fence_fd); - close(surf->fd); +static void adf_surface_destroy(adf_surface_pdata* surf) { + munmap(surf->base.data, surf->pitch * surf->base.height); + close(surf->fence_fd); + close(surf->fd); } -static void adf_exit(minui_backend *backend) -{ - adf_pdata *pdata = (adf_pdata *)backend; - unsigned int i; - - adf_device_close(&pdata->dev); - for (i = 0; i < pdata->n_surfaces; i++) - adf_surface_destroy(&pdata->surfaces[i]); - if (pdata->intf_fd >= 0) - close(pdata->intf_fd); - free(pdata); +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]); + } + 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 NULL; - } +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; - pdata->base.init = adf_init; - pdata->base.flip = adf_flip; - pdata->base.blank = adf_blank; - pdata->base.exit = adf_exit; - return &pdata->base; + return &pdata->base; } |