diff options
Diffstat (limited to 'drivers/gpu/drm/etnaviv/etnaviv_drv.c')
-rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_drv.c | 52 |
1 files changed, 35 insertions, 17 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.c b/drivers/gpu/drm/etnaviv/etnaviv_drv.c index 6faf4042db23..ab50090d066c 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_drv.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.c @@ -101,12 +101,25 @@ static void load_gpu(struct drm_device *dev) static int etnaviv_open(struct drm_device *dev, struct drm_file *file) { + struct etnaviv_drm_private *priv = dev->dev_private; struct etnaviv_file_private *ctx; + int i; ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); if (!ctx) return -ENOMEM; + for (i = 0; i < ETNA_MAX_PIPES; i++) { + struct etnaviv_gpu *gpu = priv->gpu[i]; + + if (gpu) { + drm_sched_entity_init(&gpu->sched, + &ctx->sched_entity[i], + &gpu->sched.sched_rq[DRM_SCHED_PRIORITY_NORMAL], + 32, NULL); + } + } + file->driver_priv = ctx; return 0; @@ -126,6 +139,9 @@ static void etnaviv_postclose(struct drm_device *dev, struct drm_file *file) if (gpu->lastctx == ctx) gpu->lastctx = NULL; mutex_unlock(&gpu->lock); + + drm_sched_entity_fini(&gpu->sched, + &ctx->sched_entity[i]); } } @@ -637,25 +653,21 @@ static int compare_str(struct device *dev, void *data) static int etnaviv_pdev_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; - struct device_node *node = dev->of_node; struct component_match *match = NULL; dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); - if (node) { + if (!dev->platform_data) { struct device_node *core_node; - int i; - for (i = 0; ; i++) { - core_node = of_parse_phandle(node, "cores", i); - if (!core_node) - break; + for_each_compatible_node(core_node, NULL, "vivante,gc") { + if (!of_device_is_available(core_node)) + continue; drm_of_component_match_add(&pdev->dev, &match, compare_of, core_node); - of_node_put(core_node); } - } else if (dev->platform_data) { + } else { char **names = dev->platform_data; unsigned i; @@ -673,25 +685,18 @@ static int etnaviv_pdev_remove(struct platform_device *pdev) return 0; } -static const struct of_device_id dt_match[] = { - { .compatible = "fsl,imx-gpu-subsystem" }, - { .compatible = "marvell,dove-gpu-subsystem" }, - {} -}; -MODULE_DEVICE_TABLE(of, dt_match); - static struct platform_driver etnaviv_platform_driver = { .probe = etnaviv_pdev_probe, .remove = etnaviv_pdev_remove, .driver = { .name = "etnaviv", - .of_match_table = dt_match, }, }; static int __init etnaviv_init(void) { int ret; + struct device_node *np; etnaviv_validate_init(); @@ -703,6 +708,19 @@ static int __init etnaviv_init(void) if (ret != 0) platform_driver_unregister(&etnaviv_gpu_driver); + /* + * If the DT contains at least one available GPU device, instantiate + * the DRM platform device. + */ + for_each_compatible_node(np, NULL, "vivante,gc") { + if (!of_device_is_available(np)) + continue; + + platform_device_register_simple("etnaviv", -1, NULL, 0); + of_node_put(np); + break; + } + return ret; } module_init(etnaviv_init); |