diff options
| -rw-r--r-- | drivers/gpu/drm/armada/armada_crtc.c | 21 | ||||
| -rw-r--r-- | drivers/gpu/drm/armada/armada_crtc.h | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/armada/armada_drv.c | 2 |
3 files changed, 23 insertions, 4 deletions
diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c index 0642b5cfa563..3f620e21e06b 100644 --- a/drivers/gpu/drm/armada/armada_crtc.c +++ b/drivers/gpu/drm/armada/armada_crtc.c @@ -910,6 +910,8 @@ static void armada_drm_crtc_destroy(struct drm_crtc *crtc) writel_relaxed(0, dcrtc->base + LCD_SPU_IRQ_ENA); + of_node_put(dcrtc->crtc.port); + kfree(dcrtc); } @@ -1050,7 +1052,8 @@ static int armada_drm_crtc_create_properties(struct drm_device *dev) } int armada_drm_crtc_create(struct drm_device *drm, struct device *dev, - struct resource *res, int irq, const struct armada_variant *variant) + struct resource *res, int irq, const struct armada_variant *variant, + struct device_node *port) { struct armada_private *priv = drm->dev_private; struct armada_crtc *dcrtc; @@ -1123,6 +1126,7 @@ int armada_drm_crtc_create(struct drm_device *drm, struct device *dev, priv->dcrtc[dcrtc->num] = dcrtc; + dcrtc->crtc.port = port; drm_crtc_init(drm, &dcrtc->crtc, &armada_crtc_funcs); drm_crtc_helper_add(&dcrtc->crtc, &armada_crtc_helper_funcs); @@ -1142,6 +1146,7 @@ armada_lcd_bind(struct device *dev, struct device *master, void *data) struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); int irq = platform_get_irq(pdev, 0); const struct armada_variant *variant; + struct device_node *port = NULL; if (irq < 0) return irq; @@ -1156,15 +1161,27 @@ armada_lcd_bind(struct device *dev, struct device *master, void *data) variant = (const struct armada_variant *)id->driver_data; } else { const struct of_device_id *match; + struct device_node *np, *parent = dev->of_node; match = of_match_device(dev->driver->of_match_table, dev); if (!match) return -ENXIO; + np = of_get_child_by_name(parent, "ports"); + if (np) + parent = np; + port = of_get_child_by_name(parent, "port"); + of_node_put(np); + if (!port) { + dev_err(dev, "no port node found in %s\n", + parent->full_name); + return -ENXIO; + } + variant = match->data; } - return armada_drm_crtc_create(drm, dev, res, irq, variant); + return armada_drm_crtc_create(drm, dev, res, irq, variant, port); } static void diff --git a/drivers/gpu/drm/armada/armada_crtc.h b/drivers/gpu/drm/armada/armada_crtc.h index 0d9a80392b1e..98102a5a9af5 100644 --- a/drivers/gpu/drm/armada/armada_crtc.h +++ b/drivers/gpu/drm/armada/armada_crtc.h @@ -75,8 +75,10 @@ struct armada_crtc { }; #define drm_to_armada_crtc(c) container_of(c, struct armada_crtc, crtc) +struct device_node; int armada_drm_crtc_create(struct drm_device *, struct device *, - struct resource *, int, const struct armada_variant *); + struct resource *, int, const struct armada_variant *, + struct device_node *); void armada_drm_crtc_gamma_set(struct drm_crtc *, u16, u16, u16, int); void armada_drm_crtc_gamma_get(struct drm_crtc *, u16 *, u16 *, u16 *, int); void armada_drm_crtc_disable_irq(struct armada_crtc *, u32); diff --git a/drivers/gpu/drm/armada/armada_drv.c b/drivers/gpu/drm/armada/armada_drv.c index f237f44d8b6d..e2d5792b140f 100644 --- a/drivers/gpu/drm/armada/armada_drv.c +++ b/drivers/gpu/drm/armada/armada_drv.c @@ -169,7 +169,7 @@ static int armada_drm_load(struct drm_device *dev, unsigned long flags) goto err_kms; ret = armada_drm_crtc_create(dev, dev->dev, res[n], irq, - variant); + variant, NULL); if (ret) goto err_kms; } |