diff options
Diffstat (limited to 'drivers/gpu/drm/exynos')
26 files changed, 3339 insertions, 716 deletions
diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig index b9e5266c341b..3343ac437fe5 100644 --- a/drivers/gpu/drm/exynos/Kconfig +++ b/drivers/gpu/drm/exynos/Kconfig @@ -1,7 +1,6 @@ config DRM_EXYNOS tristate "DRM Support for Samsung SoC EXYNOS Series" depends on DRM && PLAT_SAMSUNG - default n select DRM_KMS_HELPER select FB_CFB_FILLRECT select FB_CFB_COPYAREA @@ -12,16 +11,19 @@ config DRM_EXYNOS If M is selected the module will be called exynosdrm. config DRM_EXYNOS_FIMD - tristate "Exynos DRM FIMD" + bool "Exynos DRM FIMD" depends on DRM_EXYNOS && !FB_S3C - default n help Choose this option if you want to use Exynos FIMD for DRM. - If M is selected, the module will be called exynos_drm_fimd config DRM_EXYNOS_HDMI - tristate "Exynos DRM HDMI" + bool "Exynos DRM HDMI" depends on DRM_EXYNOS && !VIDEO_SAMSUNG_S5P_TV help Choose this option if you want to use Exynos HDMI for DRM. - If M is selected, the module will be called exynos_drm_hdmi + +config DRM_EXYNOS_VIDI + bool "Exynos DRM Virtual Display" + depends on DRM_EXYNOS + help + Choose this option if you want to use Exynos VIDI for DRM. diff --git a/drivers/gpu/drm/exynos/Makefile b/drivers/gpu/drm/exynos/Makefile index 395e69c9a96e..9e0bff8badf9 100644 --- a/drivers/gpu/drm/exynos/Makefile +++ b/drivers/gpu/drm/exynos/Makefile @@ -8,7 +8,10 @@ exynosdrm-y := exynos_drm_drv.o exynos_drm_encoder.o exynos_drm_connector.o \ exynos_drm_buf.o exynos_drm_gem.o exynos_drm_core.o \ exynos_drm_plane.o -obj-$(CONFIG_DRM_EXYNOS) += exynosdrm.o -obj-$(CONFIG_DRM_EXYNOS_FIMD) += exynos_drm_fimd.o -obj-$(CONFIG_DRM_EXYNOS_HDMI) += exynos_hdmi.o exynos_mixer.o exynos_ddc.o \ - exynos_hdmiphy.o exynos_drm_hdmi.o +exynosdrm-$(CONFIG_DRM_EXYNOS_FIMD) += exynos_drm_fimd.o +exynosdrm-$(CONFIG_DRM_EXYNOS_HDMI) += exynos_hdmi.o exynos_mixer.o \ + exynos_ddc.o exynos_hdmiphy.o \ + exynos_drm_hdmi.o +exynosdrm-$(CONFIG_DRM_EXYNOS_VIDI) += exynos_drm_vidi.o + +obj-$(CONFIG_DRM_EXYNOS) += exynosdrm.o diff --git a/drivers/gpu/drm/exynos/exynos_ddc.c b/drivers/gpu/drm/exynos/exynos_ddc.c index 84b614fe26fd..7e1051d07f1f 100644 --- a/drivers/gpu/drm/exynos/exynos_ddc.c +++ b/drivers/gpu/drm/exynos/exynos_ddc.c @@ -55,4 +55,3 @@ struct i2c_driver ddc_driver = { .remove = __devexit_p(s5p_ddc_remove), .command = NULL, }; -EXPORT_SYMBOL(ddc_driver); diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.c b/drivers/gpu/drm/exynos/exynos_drm_buf.c index 3cf785c58186..4a3a5f72ed4a 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_buf.c +++ b/drivers/gpu/drm/exynos/exynos_drm_buf.c @@ -25,45 +25,161 @@ #include "drmP.h" #include "drm.h" +#include "exynos_drm.h" #include "exynos_drm_drv.h" #include "exynos_drm_gem.h" #include "exynos_drm_buf.h" static int lowlevel_buffer_allocate(struct drm_device *dev, - struct exynos_drm_gem_buf *buffer) + unsigned int flags, struct exynos_drm_gem_buf *buf) { + dma_addr_t start_addr, end_addr; + unsigned int npages, page_size, i = 0; + struct scatterlist *sgl; + int ret = 0; + DRM_DEBUG_KMS("%s\n", __FILE__); - buffer->kvaddr = dma_alloc_writecombine(dev->dev, buffer->size, - &buffer->dma_addr, GFP_KERNEL); - if (!buffer->kvaddr) { - DRM_ERROR("failed to allocate buffer.\n"); + if (flags & EXYNOS_BO_NONCONTIG) { + DRM_DEBUG_KMS("not support allocation type.\n"); + return -EINVAL; + } + + if (buf->dma_addr) { + DRM_DEBUG_KMS("already allocated.\n"); + return 0; + } + + if (buf->size >= SZ_1M) { + npages = (buf->size >> SECTION_SHIFT) + 1; + page_size = SECTION_SIZE; + } else if (buf->size >= SZ_64K) { + npages = (buf->size >> 16) + 1; + page_size = SZ_64K; + } else { + npages = (buf->size >> PAGE_SHIFT) + 1; + page_size = PAGE_SIZE; + } + + buf->sgt = kzalloc(sizeof(struct sg_table), GFP_KERNEL); + if (!buf->sgt) { + DRM_ERROR("failed to allocate sg table.\n"); return -ENOMEM; } - DRM_DEBUG_KMS("vaddr(0x%lx), dma_addr(0x%lx), size(0x%lx)\n", - (unsigned long)buffer->kvaddr, - (unsigned long)buffer->dma_addr, - buffer->size); + ret = sg_alloc_table(buf->sgt, npages, GFP_KERNEL); + if (ret < 0) { + DRM_ERROR("failed to initialize sg table.\n"); + kfree(buf->sgt); + buf->sgt = NULL; + return -ENOMEM; + } - return 0; + buf->kvaddr = dma_alloc_writecombine(dev->dev, buf->size, + &buf->dma_addr, GFP_KERNEL); + if (!buf->kvaddr) { + DRM_ERROR("failed to allocate buffer.\n"); + ret = -ENOMEM; + goto err1; + } + + start_addr = buf->dma_addr; + end_addr = buf->dma_addr + buf->size; + + buf->pages = kzalloc(sizeof(struct page) * npages, GFP_KERNEL); + if (!buf->pages) { + DRM_ERROR("failed to allocate pages.\n"); + ret = -ENOMEM; + goto err2; + } + + start_addr = buf->dma_addr; + end_addr = buf->dma_addr + buf->size; + + buf->pages = kzalloc(sizeof(struct page) * npages, GFP_KERNEL); + if (!buf->pages) { + DRM_ERROR("failed to allocate pages.\n"); + ret = -ENOMEM; + goto err2; + } + + sgl = buf->sgt->sgl; + + while (i < npages) { + buf->pages[i] = phys_to_page(start_addr); + sg_set_page(sgl, buf->pages[i], page_size, 0); + sg_dma_address(sgl) = start_addr; + start_addr += page_size; + if (end_addr - start_addr < page_size) + break; + sgl = sg_next(sgl); + i++; + } + + buf->pages[i] = phys_to_page(start_addr); + + sgl = sg_next(sgl); + sg_set_page(sgl, buf->pages[i+1], end_addr - start_addr, 0); + + DRM_DEBUG_KMS("vaddr(0x%lx), dma_addr(0x%lx), size(0x%lx)\n", + (unsigned long)buf->kvaddr, + (unsigned long)buf->dma_addr, + buf->size); + + return ret; +err2: + dma_free_writecombine(dev->dev, buf->size, buf->kvaddr, + (dma_addr_t)buf->dma_addr); + buf->dma_addr = (dma_addr_t)NULL; +err1: + sg_free_table(buf->sgt); + kfree(buf->sgt); + buf->sgt = NULL; + + return ret; } static void lowlevel_buffer_deallocate(struct drm_device *dev, - struct exynos_drm_gem_buf *buffer) + unsigned int flags, struct exynos_drm_gem_buf *buf) { DRM_DEBUG_KMS("%s.\n", __FILE__); - if (buffer->dma_addr && buffer->size) - dma_free_writecombine(dev->dev, buffer->size, buffer->kvaddr, - (dma_addr_t)buffer->dma_addr); - else - DRM_DEBUG_KMS("buffer data are invalid.\n"); + /* + * release only physically continuous memory and + * non-continuous memory would be released by exynos + * gem framework. + */ + if (flags & EXYNOS_BO_NONCONTIG) { + DRM_DEBUG_KMS("not support allocation type.\n"); + return; + } + + if (!buf->dma_addr) { + DRM_DEBUG_KMS("dma_addr is invalid.\n"); + return; + } + + DRM_DEBUG_KMS("vaddr(0x%lx), dma_addr(0x%lx), size(0x%lx)\n", + (unsigned long)buf->kvaddr, + (unsigned long)buf->dma_addr, + buf->size); + + sg_free_table(buf->sgt); + + kfree(buf->sgt); + buf->sgt = NULL; + + kfree(buf->pages); + buf->pages = NULL; + + dma_free_writecombine(dev->dev, buf->size, buf->kvaddr, + (dma_addr_t)buf->dma_addr); + buf->dma_addr = (dma_addr_t)NULL; } -struct exynos_drm_gem_buf *exynos_drm_buf_create(struct drm_device *dev, - unsigned int size) +struct exynos_drm_gem_buf *exynos_drm_init_buf(struct drm_device *dev, + unsigned int size) { struct exynos_drm_gem_buf *buffer; @@ -77,21 +193,11 @@ struct exynos_drm_gem_buf *exynos_drm_buf_create(struct drm_device *dev, } buffer->size = size; - - /* - * allocate memory region with size and set the memory information - * to vaddr and dma_addr of a buffer object. - */ - if (lowlevel_buffer_allocate(dev, buffer) < 0) { - kfree(buffer); - return NULL; - } - return buffer; } -void exynos_drm_buf_destroy(struct drm_device *dev, - struct exynos_drm_gem_buf *buffer) +void exynos_drm_fini_buf(struct drm_device *dev, + struct exynos_drm_gem_buf *buffer) { DRM_DEBUG_KMS("%s.\n", __FILE__); @@ -100,12 +206,27 @@ void exynos_drm_buf_destroy(struct drm_device *dev, return; } - lowlevel_buffer_deallocate(dev, buffer); - kfree(buffer); buffer = NULL; } -MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>"); -MODULE_DESCRIPTION("Samsung SoC DRM Buffer Management Module"); -MODULE_LICENSE("GPL"); +int exynos_drm_alloc_buf(struct drm_device *dev, + struct exynos_drm_gem_buf *buf, unsigned int flags) +{ + + /* + * allocate memory region and set the memory information + * to vaddr and dma_addr of a buffer object. + */ + if (lowlevel_buffer_allocate(dev, flags, buf) < 0) + return -ENOMEM; + + return 0; +} + +void exynos_drm_free_buf(struct drm_device *dev, + unsigned int flags, struct exynos_drm_gem_buf *buffer) +{ + + lowlevel_buffer_deallocate(dev, flags, buffer); +} diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.h b/drivers/gpu/drm/exynos/exynos_drm_buf.h index c913f2bad760..3388e4eb4ba2 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_buf.h +++ b/drivers/gpu/drm/exynos/exynos_drm_buf.h @@ -26,12 +26,22 @@ #ifndef _EXYNOS_DRM_BUF_H_ #define _EXYNOS_DRM_BUF_H_ -/* allocate physical memory. */ -struct exynos_drm_gem_buf *exynos_drm_buf_create(struct drm_device *dev, - unsigned int size); +/* create and initialize buffer object. */ +struct exynos_drm_gem_buf *exynos_drm_init_buf(struct drm_device *dev, + unsigned int size); -/* remove allocated physical memory. */ -void exynos_drm_buf_destroy(struct drm_device *dev, - struct exynos_drm_gem_buf *buffer); +/* destroy buffer object. */ +void exynos_drm_fini_buf(struct drm_device *dev, + struct exynos_drm_gem_buf *buffer); + +/* allocate physical memory region and setup sgt and pages. */ +int exynos_drm_alloc_buf(struct drm_device *dev, + struct exynos_drm_gem_buf *buf, + unsigned int flags); + +/* release physical memory region, sgt and pages. */ +void exynos_drm_free_buf(struct drm_device *dev, + unsigned int flags, + struct exynos_drm_gem_buf *buffer); #endif diff --git a/drivers/gpu/drm/exynos/exynos_drm_connector.c b/drivers/gpu/drm/exynos/exynos_drm_connector.c index 99d5527b2ca6..bf791fa0e50d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_connector.c +++ b/drivers/gpu/drm/exynos/exynos_drm_connector.c @@ -225,6 +225,29 @@ static struct drm_connector_helper_funcs exynos_connector_helper_funcs = { .best_encoder = exynos_drm_best_encoder, }; +static int exynos_drm_connector_fill_modes(struct drm_connector *connector, + unsigned int max_width, unsigned int max_height) +{ + struct exynos_drm_connector *exynos_connector = + to_exynos_connector(connector); + struct exynos_drm_manager *manager = exynos_connector->manager; + struct exynos_drm_manager_ops *ops = manager->ops; + unsigned int width, height; + + width = max_width; + height = max_height; + + /* + * if specific driver want to find desired_mode using maxmum + * resolution then get max width and height from that driver. + */ + if (ops && ops->get_max_resol) + ops->get_max_resol(manager->dev, &width, &height); + + return drm_helper_probe_single_connector_modes(connector, width, + height); +} + /* get detection status of display device. */ static enum drm_connector_status exynos_drm_connector_detect(struct drm_connector *connector, bool force) @@ -262,7 +285,7 @@ static void exynos_drm_connector_destroy(struct drm_connector *connector) static struct drm_connector_funcs exynos_connector_funcs = { .dpms = drm_helper_connector_dpms, - .fill_modes = drm_helper_probe_single_connector_modes, + .fill_modes = exynos_drm_connector_fill_modes, .detect = exynos_drm_connector_detect, .destroy = exynos_drm_connector_destroy, }; @@ -292,6 +315,10 @@ struct drm_connector *exynos_drm_connector_create(struct drm_device *dev, connector->interlace_allowed = true; connector->polled = DRM_CONNECTOR_POLL_HPD; break; + case EXYNOS_DISPLAY_TYPE_VIDI: + type = DRM_MODE_CONNECTOR_VIRTUAL; + connector->polled = DRM_CONNECTOR_POLL_HPD; + break; default: type = DRM_MODE_CONNECTOR_Unknown; break; @@ -325,9 +352,3 @@ err_connector: kfree(exynos_connector); return NULL; } - -MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>"); -MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>"); -MODULE_AUTHOR("Seung-Woo Kim <sw0312.kim@samsung.com>"); -MODULE_DESCRIPTION("Samsung SoC DRM Connector Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c index d08a55896d50..411832e8e17a 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_core.c +++ b/drivers/gpu/drm/exynos/exynos_drm_core.c @@ -32,7 +32,6 @@ #include "exynos_drm_connector.h" #include "exynos_drm_fbdev.h" -static DEFINE_MUTEX(exynos_drm_mutex); static LIST_HEAD(exynos_drm_subdrv_list); static struct drm_device *drm_dev; @@ -60,6 +59,9 @@ static int exynos_drm_subdrv_probe(struct drm_device *dev, return ret; } + if (subdrv->is_local) + return 0; + /* create and initialize a encoder for this sub driver. */ encoder = exynos_drm_encoder_create(dev, &subdrv->manager, (1 << MAX_CRTC) - 1); @@ -116,13 +118,10 @@ int exynos_drm_device_register(struct drm_device *dev) if (!dev) return -EINVAL; - if (drm_dev) { - DRM_ERROR("Already drm device were registered\n"); - return -EBUSY; - } + drm_dev = dev; - mutex_lock(&exynos_drm_mutex); list_for_each_entry_safe(subdrv, n, &exynos_drm_subdrv_list, list) { + subdrv->drm_dev = dev; err = exynos_drm_subdrv_probe(dev, subdrv); if (err) { DRM_DEBUG("exynos drm subdrv probe failed.\n"); @@ -130,9 +129,6 @@ int exynos_drm_device_register(struct drm_device *dev) } } - drm_dev = dev; - mutex_unlock(&exynos_drm_mutex); - return 0; } EXPORT_SYMBOL_GPL(exynos_drm_device_register); @@ -143,86 +139,28 @@ int exynos_drm_device_unregister(struct drm_device *dev) DRM_DEBUG_DRIVER("%s\n", __FILE__); - if (!dev || dev != drm_dev) { + if (!dev) { WARN(1, "Unexpected drm device unregister!\n"); return -EINVAL; } - mutex_lock(&exynos_drm_mutex); list_for_each_entry(subdrv, &exynos_drm_subdrv_list, list) exynos_drm_subdrv_remove(dev, subdrv); drm_dev = NULL; - mutex_unlock(&exynos_drm_mutex); return 0; } EXPORT_SYMBOL_GPL(exynos_drm_device_unregister); -static int exynos_drm_mode_group_reinit(struct drm_device *dev) -{ - struct drm_mode_group *group = &dev->primary->mode_group; - uint32_t *id_list = group->id_list; - int ret; - - DRM_DEBUG_DRIVER("%s\n", __FILE__); - - ret = drm_mode_group_init_legacy_group(dev, group); - if (ret < 0) - return ret; - - kfree(id_list); - return 0; -} - int exynos_drm_subdrv_register(struct exynos_drm_subdrv *subdrv) { - int err; - DRM_DEBUG_DRIVER("%s\n", __FILE__); if (!subdrv) return -EINVAL; - mutex_lock(&exynos_drm_mutex); - if (drm_dev) { - err = exynos_drm_subdrv_probe(drm_dev, subdrv); - if (err) { - DRM_ERROR("failed to probe exynos drm subdrv\n"); - mutex_unlock(&exynos_drm_mutex); - return err; - } - - /* setup possible_clones. */ - exynos_drm_encoder_setup(drm_dev); - - /* - * if any specific driver such as fimd or hdmi driver called - * exynos_drm_subdrv_register() later than drm_load(), - * the fb helper should be re-initialized and re-configured. - */ - err = exynos_drm_fbdev_reinit(drm_dev); - if (err) { - DRM_ERROR("failed to reinitialize exynos drm fbdev\n"); - exynos_drm_subdrv_remove(drm_dev, subdrv); - mutex_unlock(&exynos_drm_mutex); - return err; - } - - err = exynos_drm_mode_group_reinit(drm_dev); - if (err) { - DRM_ERROR("failed to reinitialize mode group\n"); - exynos_drm_fbdev_fini(drm_dev); - exynos_drm_subdrv_remove(drm_dev, subdrv); - mutex_unlock(&exynos_drm_mutex); - return err; - } - } - - subdrv->drm_dev = drm_dev; - list_add_tail(&subdrv->list, &exynos_drm_subdrv_list); - mutex_unlock(&exynos_drm_mutex); return 0; } @@ -230,46 +168,48 @@ EXPORT_SYMBOL_GPL(exynos_drm_subdrv_register); int exynos_drm_subdrv_unregister(struct exynos_drm_subdrv *subdrv) { - int ret = -EFAULT; - DRM_DEBUG_DRIVER("%s\n", __FILE__); - if (!subdrv) { - DRM_DEBUG("Unexpected exynos drm subdrv unregister!\n"); - return ret; - } + if (!subdrv) + return -EINVAL; - mutex_lock(&exynos_drm_mutex); - if (drm_dev) { - exynos_drm_subdrv_remove(drm_dev, subdrv); - list_del(&subdrv->list); + list_del(&subdrv->list); - /* - * fb helper should be updated once a sub driver is released - * to re-configure crtc and connector and also to re-setup - * drm framebuffer. - */ - ret = exynos_drm_fbdev_reinit(drm_dev); - if (ret < 0) { - DRM_ERROR("failed fb helper reinit.\n"); - goto fail; - } + return 0; +} +EXPORT_SYMBOL_GPL(exynos_drm_subdrv_unregister); - ret = exynos_drm_mode_group_reinit(drm_dev); - if (ret < 0) { - DRM_ERROR("failed drm mode group reinit.\n"); - goto fail; +int exynos_drm_subdrv_open(struct drm_device *dev, struct drm_file *file) +{ + struct exynos_drm_subdrv *subdrv; + int ret; + + list_for_each_entry(subdrv, &exynos_drm_subdrv_list, list) { + if (subdrv->open) { + ret = subdrv->open(dev, subdrv->manager.dev, file); + if (ret) + goto err; } } -fail: - mutex_unlock(&exynos_drm_mutex); + return 0; + +err: + list_for_each_entry_reverse(subdrv, &subdrv->list, list) { + if (subdrv->close) + subdrv->close(dev, subdrv->manager.dev, file); + } return ret; } -EXPORT_SYMBOL_GPL(exynos_drm_subdrv_unregister); +EXPORT_SYMBOL_GPL(exynos_drm_subdrv_open); + +void exynos_drm_subdrv_close(struct drm_device *dev, struct drm_file *file) +{ + struct exynos_drm_subdrv *subdrv; -MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>"); -MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>"); -MODULE_AUTHOR("Seung-Woo Kim <sw0312.kim@samsung.com>"); -MODULE_DESCRIPTION("Samsung SoC DRM Core Driver"); -MODULE_LICENSE("GPL"); + list_for_each_entry(subdrv, &exynos_drm_subdrv_list, list) { + if (subdrv->close) + subdrv->close(dev, subdrv->manager.dev, file); + } +} +EXPORT_SYMBOL_GPL(exynos_drm_subdrv_close); diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index de818831a511..3486ffed0bf0 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -249,7 +249,11 @@ exynos_drm_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode, { DRM_DEBUG_KMS("%s\n", __FILE__); - mode = adjusted_mode; + /* + * copy the mode data adjusted by mode_fixup() into crtc->mode + * so that hardware can be seet to proper mode. + */ + memcpy(&crtc->mode, adjusted_mode, sizeof(*adjusted_mode)); return exynos_drm_crtc_update(crtc); } @@ -426,9 +430,3 @@ void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int crtc) exynos_drm_fn_encoder(private->crtc[crtc], &crtc, exynos_drm_disable_vblank); } - -MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>"); -MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>"); -MODULE_AUTHOR("Seung-Woo Kim <sw0312.kim@samsung.com>"); -MODULE_DESCRIPTION("Samsung SoC DRM CRTC Driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 09cc13f791b3..a6819b5f8428 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -38,6 +38,7 @@ #include "exynos_drm_fb.h" #include "exynos_drm_gem.h" #include "exynos_drm_plane.h" +#include "exynos_drm_vidi.h" #define DRIVER_NAME "exynos" #define DRIVER_DESC "Samsung SoC DRM" @@ -144,11 +145,34 @@ static int exynos_drm_unload(struct drm_device *dev) return 0; } +static int exynos_drm_open(struct drm_device *dev, struct drm_file *file) +{ + DRM_DEBUG_DRIVER("%s\n", __FILE__); + + return exynos_drm_subdrv_open(dev, file); +} + static void exynos_drm_preclose(struct drm_device *dev, struct drm_file *file) { + struct exynos_drm_private *private = dev->dev_private; + struct drm_pending_vblank_event *e, *t; + unsigned long flags; + DRM_DEBUG_DRIVER("%s\n", __FILE__); + /* release events of current file */ + spin_lock_irqsave(&dev->event_lock, flags); + list_for_each_entry_safe(e, t, &private->pageflip_event_list, + base.link) { + if (e->base.file_priv == file) { + list_del(&e->base.link); + e->base.destroy(&e->base); + } + } + spin_unlock_irqrestore(&dev->event_lock, flags); + + exynos_drm_subdrv_close(dev, file); } static void exynos_drm_postclose(struct drm_device *dev, struct drm_file *file) @@ -185,6 +209,8 @@ static struct drm_ioctl_desc exynos_ioctls[] = { exynos_drm_gem_mmap_ioctl, DRM_UNLOCKED | DRM_AUTH), DRM_IOCTL_DEF_DRV(EXYNOS_PLANE_SET_ZPOS, exynos_plane_set_zpos_ioctl, DRM_UNLOCKED | DRM_AUTH), + DRM_IOCTL_DEF_DRV(EXYNOS_VIDI_CONNECTION, + vidi_connection_ioctl, DRM_UNLOCKED | DRM_AUTH), }; static const struct file_operations exynos_drm_driver_fops = { @@ -202,6 +228,7 @@ static struct drm_driver exynos_drm_driver = { DRIVER_MODESET | DRIVER_GEM, .load = exynos_drm_load, .unload = exynos_drm_unload, + .open = exynos_drm_open, .preclose = exynos_drm_preclose, .lastclose = exynos_drm_lastclose, .postclose = exynos_drm_postclose, @@ -252,9 +279,60 @@ static struct platform_driver exynos_drm_platform_driver = { static int __init exynos_drm_init(void) { + int ret; + DRM_DEBUG_DRIVER("%s\n", __FILE__); - return platform_driver_register(&exynos_drm_platform_driver); +#ifdef CONFIG_DRM_EXYNOS_FIMD + ret = platform_driver_register(&fimd_driver); + if (ret < 0) + goto out_fimd; +#endif + +#ifdef CONFIG_DRM_EXYNOS_HDMI + ret = platform_driver_register(&hdmi_driver); + if (ret < 0) + goto out_hdmi; + ret = platform_driver_register(&mixer_driver); + if (ret < 0) + goto out_mixer; + ret = platform_driver_register(&exynos_drm_common_hdmi_driver); + if (ret < 0) + goto out_common_hdmi; +#endif + +#ifdef CONFIG_DRM_EXYNOS_VIDI + ret = platform_driver_register(&vidi_driver); + if (ret < 0) + goto out_vidi; +#endif + + ret = platform_driver_register(&exynos_drm_platform_driver); + if (ret < 0) + goto out; + + return 0; + +out: +#ifdef CONFIG_DRM_EXYNOS_VIDI +out_vidi: + platform_driver_unregister(&vidi_driver); +#endif + +#ifdef CONFIG_DRM_EXYNOS_HDMI + platform_driver_unregister(&exynos_drm_common_hdmi_driver); +out_common_hdmi: + platform_driver_unregister(&mixer_driver); +out_mixer: + platform_driver_unregister(&hdmi_driver); +out_hdmi: +#endif + +#ifdef CONFIG_DRM_EXYNOS_FIMD + platform_driver_unregister(&fimd_driver); +out_fimd: +#endif + return ret; } static void __exit exynos_drm_exit(void) @@ -262,6 +340,20 @@ static void __exit exynos_drm_exit(void) DRM_DEBUG_DRIVER("%s\n", __FILE__); platform_driver_unregister(&exynos_drm_platform_driver); + +#ifdef CONFIG_DRM_EXYNOS_HDMI + platform_driver_unregister(&exynos_drm_common_hdmi_driver); + platform_driver_unregister(&mixer_driver); + platform_driver_unregister(&hdmi_driver); +#endif + +#ifdef CONFIG_DRM_EXYNOS_VIDI + platform_driver_unregister(&vidi_driver); +#endif + +#ifdef CONFIG_DRM_EXYNOS_FIMD + platform_driver_unregister(&fimd_driver); +#endif } module_init(exynos_drm_init); diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index 13540de90bfc..fbd0a232c93d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -32,9 +32,9 @@ #include <linux/module.h> #include "drm.h" -#define MAX_CRTC 2 +#define MAX_CRTC 3 #define MAX_PLANE 5 -#define MAX_FB_BUFFER 3 +#define MAX_FB_BUFFER 4 #define DEFAULT_ZPOS -1 struct drm_device; @@ -50,6 +50,8 @@ enum exynos_drm_output_type { EXYNOS_DISPLAY_TYPE_LCD, /* HDMI Interface. */ EXYNOS_DISPLAY_TYPE_HDMI, + /* Virtual Display Interface. */ + EXYNOS_DISPLAY_TYPE_VIDI, }; /* @@ -155,8 +157,10 @@ struct exynos_drm_display_ops { * * @dpms: control device power. * @apply: set timing, vblank and overlay data to registers. + * @mode_fixup: fix mode data comparing to hw specific display mode. * @mode_set: convert drm_display_mode to hw specific display mode and * would be called by encoder->mode_set(). + * @get_max_resol: get maximum resolution to specific hardware. * @commit: set current hw specific display mode to hw. * @enable_vblank: specific driver callback for enabling vblank interrupt. * @disable_vblank: specific driver callback for disabling vblank interrupt. @@ -164,7 +168,13 @@ struct exynos_drm_display_ops { struct exynos_drm_manager_ops { void (*dpms)(struct device *subdrv_dev, int mode); void (*apply)(struct device *subdrv_dev); + void (*mode_fixup)(struct device *subdrv_dev, + struct drm_connector *connector, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); void (*mode_set)(struct device *subdrv_dev, void *mode); + void (*get_max_resol)(struct device *subdrv_dev, unsigned int *width, + unsigned int *height); void (*commit)(struct device *subdrv_dev); int (*enable_vblank)(struct device *subdrv_dev); void (*disable_vblank)(struct device *subdrv_dev); @@ -217,10 +227,13 @@ struct exynos_drm_private { * @list: sub driver has its own list object to register to exynos drm driver. * @drm_dev: pointer to drm_device and this pointer would be set * when sub driver calls exynos_drm_subdrv_register(). + * @is_local: appear encoder and connector disrelated device. * @probe: this callback would be called by exynos drm driver after * subdrv is registered to it. * @remove: this callback is used to release resources created * by probe callback. + * @open: this would be called with drm device file open. + * @close: this would be called with drm device file close. * @manager: subdrv has its own manager to control a hardware appropriately * and we can access a hardware drawing on this manager. * @encoder: encoder object owned by this sub driver. @@ -229,9 +242,14 @@ struct exynos_drm_private { struct exynos_drm_subdrv { struct list_head list; struct drm_device *drm_dev; + bool is_local; int (*probe)(struct drm_device *drm_dev, struct device *dev); void (*remove)(struct drm_device *dev); + int (*open)(struct drm_device *drm_dev, struct device *dev, + struct drm_file *file); + void (*close)(struct drm_device *drm_dev, struct device *dev, + struct drm_file *file); struct exynos_drm_manager manager; struct drm_encoder *encoder; @@ -254,15 +272,19 @@ int exynos_drm_device_unregister(struct drm_device *dev); * this function would be called by sub drivers such as display controller * or hdmi driver to register this sub driver object to exynos drm driver * and when a sub driver is registered to exynos drm driver a probe callback - * of the sub driver is called and creates its own encoder and connector - * and then fb helper and drm mode group would be re-initialized. + * of the sub driver is called and creates its own encoder and connector. */ int exynos_drm_subdrv_register(struct exynos_drm_subdrv *drm_subdrv); -/* - * this function removes subdrv list from exynos drm driver and fb helper - * and drm mode group would be re-initialized. - */ +/* this function removes subdrv list from exynos drm driver */ int exynos_drm_subdrv_unregister(struct exynos_drm_subdrv *drm_subdrv); +int exynos_drm_subdrv_open(struct drm_device *dev, struct drm_file *file); +void exynos_drm_subdrv_close(struct drm_device *dev, struct drm_file *file); + +extern struct platform_driver fimd_driver; +extern stru |