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-rw-r--r--drivers/gpu/drm/tegra/dc.c9
-rw-r--r--drivers/gpu/drm/tegra/drm.h3
-rw-r--r--drivers/gpu/drm/tegra/dsi.c1
-rw-r--r--drivers/gpu/drm/tegra/gem.c32
-rw-r--r--drivers/gpu/drm/tegra/hdmi.c3
-rw-r--r--drivers/gpu/drm/tegra/hub.c2
-rw-r--r--drivers/gpu/drm/tegra/rgb.c16
-rw-r--r--drivers/gpu/drm/tegra/sor.c1
8 files changed, 47 insertions, 20 deletions
diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index 13b182ab9..be61c9d1a 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -1746,8 +1746,15 @@ static void tegra_dc_early_unregister(struct drm_crtc *crtc)
unsigned int count = ARRAY_SIZE(debugfs_files);
struct drm_minor *minor = crtc->dev->primary;
struct tegra_dc *dc = to_tegra_dc(crtc);
+ struct dentry *root;
+
+#ifdef CONFIG_DEBUG_FS
+ root = crtc->debugfs_entry;
+#else
+ root = NULL;
+#endif
- drm_debugfs_remove_files(dc->debugfs_files, count, minor);
+ drm_debugfs_remove_files(dc->debugfs_files, count, root, minor);
kfree(dc->debugfs_files);
dc->debugfs_files = NULL;
}
diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h
index f9d18e8cf..ccb5d74fa 100644
--- a/drivers/gpu/drm/tegra/drm.h
+++ b/drivers/gpu/drm/tegra/drm.h
@@ -120,9 +120,6 @@ int tegra_drm_unregister_client(struct tegra_drm *tegra,
int host1x_client_iommu_attach(struct host1x_client *client);
void host1x_client_iommu_detach(struct host1x_client *client);
-int tegra_drm_init(struct tegra_drm *tegra, struct drm_device *drm);
-int tegra_drm_exit(struct tegra_drm *tegra);
-
void *tegra_drm_alloc(struct tegra_drm *tegra, size_t size, dma_addr_t *iova);
void tegra_drm_free(struct tegra_drm *tegra, size_t size, void *virt,
dma_addr_t iova);
diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c
index a9870c828..fbfe92a81 100644
--- a/drivers/gpu/drm/tegra/dsi.c
+++ b/drivers/gpu/drm/tegra/dsi.c
@@ -256,6 +256,7 @@ static void tegra_dsi_early_unregister(struct drm_connector *connector)
struct tegra_dsi *dsi = to_dsi(output);
drm_debugfs_remove_files(dsi->debugfs_files, count,
+ connector->debugfs_entry,
connector->dev->primary);
kfree(dsi->debugfs_files);
dsi->debugfs_files = NULL;
diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c
index a40231634..b4eb030ea 100644
--- a/drivers/gpu/drm/tegra/gem.c
+++ b/drivers/gpu/drm/tegra/gem.c
@@ -177,18 +177,27 @@ static void tegra_bo_unpin(struct host1x_bo_mapping *map)
static void *tegra_bo_mmap(struct host1x_bo *bo)
{
struct tegra_bo *obj = host1x_to_tegra_bo(bo);
- struct iosys_map map;
+ struct iosys_map map = { 0 };
+ void *vaddr;
int ret;
- if (obj->vaddr) {
+ if (obj->vaddr)
return obj->vaddr;
- } else if (obj->gem.import_attach) {
+
+ if (obj->gem.import_attach) {
ret = dma_buf_vmap_unlocked(obj->gem.import_attach->dmabuf, &map);
- return ret ? NULL : map.vaddr;
- } else {
- return vmap(obj->pages, obj->num_pages, VM_MAP,
- pgprot_writecombine(PAGE_KERNEL));
+ if (ret < 0)
+ return ERR_PTR(ret);
+
+ return map.vaddr;
}
+
+ vaddr = vmap(obj->pages, obj->num_pages, VM_MAP,
+ pgprot_writecombine(PAGE_KERNEL));
+ if (!vaddr)
+ return ERR_PTR(-ENOMEM);
+
+ return vaddr;
}
static void tegra_bo_munmap(struct host1x_bo *bo, void *addr)
@@ -198,10 +207,11 @@ static void tegra_bo_munmap(struct host1x_bo *bo, void *addr)
if (obj->vaddr)
return;
- else if (obj->gem.import_attach)
- dma_buf_vunmap_unlocked(obj->gem.import_attach->dmabuf, &map);
- else
- vunmap(addr);
+
+ if (obj->gem.import_attach)
+ return dma_buf_vunmap_unlocked(obj->gem.import_attach->dmabuf, &map);
+
+ vunmap(addr);
}
static struct host1x_bo *tegra_bo_get(struct host1x_bo *bo)
diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c
index 80c760986..0ba3ca3ac 100644
--- a/drivers/gpu/drm/tegra/hdmi.c
+++ b/drivers/gpu/drm/tegra/hdmi.c
@@ -1116,7 +1116,8 @@ static void tegra_hdmi_early_unregister(struct drm_connector *connector)
unsigned int count = ARRAY_SIZE(debugfs_files);
struct tegra_hdmi *hdmi = to_hdmi(output);
- drm_debugfs_remove_files(hdmi->debugfs_files, count, minor);
+ drm_debugfs_remove_files(hdmi->debugfs_files, count,
+ connector->debugfs_entry, minor);
kfree(hdmi->debugfs_files);
hdmi->debugfs_files = NULL;
}
diff --git a/drivers/gpu/drm/tegra/hub.c b/drivers/gpu/drm/tegra/hub.c
index 1af5f8318..f21e57e85 100644
--- a/drivers/gpu/drm/tegra/hub.c
+++ b/drivers/gpu/drm/tegra/hub.c
@@ -1101,7 +1101,7 @@ static int tegra_display_hub_probe(struct platform_device *pdev)
for (i = 0; i < hub->soc->num_wgrps; i++) {
struct tegra_windowgroup *wgrp = &hub->wgrps[i];
- char id[8];
+ char id[16];
snprintf(id, sizeof(id), "wgrp%u", i);
mutex_init(&wgrp->lock);
diff --git a/drivers/gpu/drm/tegra/rgb.c b/drivers/gpu/drm/tegra/rgb.c
index 79566c9ea..fc66bbd91 100644
--- a/drivers/gpu/drm/tegra/rgb.c
+++ b/drivers/gpu/drm/tegra/rgb.c
@@ -99,6 +99,7 @@ static void tegra_rgb_encoder_disable(struct drm_encoder *encoder)
static void tegra_rgb_encoder_enable(struct drm_encoder *encoder)
{
+ struct drm_display_mode *mode = &encoder->crtc->state->adjusted_mode;
struct tegra_output *output = encoder_to_output(encoder);
struct tegra_rgb *rgb = to_rgb(output);
u32 value;
@@ -108,10 +109,19 @@ static void tegra_rgb_encoder_enable(struct drm_encoder *encoder)
value = DE_SELECT_ACTIVE | DE_CONTROL_NORMAL;
tegra_dc_writel(rgb->dc, value, DC_DISP_DATA_ENABLE_OPTIONS);
- /* XXX: parameterize? */
+ /* configure H- and V-sync signal polarities */
value = tegra_dc_readl(rgb->dc, DC_COM_PIN_OUTPUT_POLARITY(1));
- value &= ~LVS_OUTPUT_POLARITY_LOW;
- value &= ~LHS_OUTPUT_POLARITY_LOW;
+
+ if (mode->flags & DRM_MODE_FLAG_NHSYNC)
+ value |= LHS_OUTPUT_POLARITY_LOW;
+ else
+ value &= ~LHS_OUTPUT_POLARITY_LOW;
+
+ if (mode->flags & DRM_MODE_FLAG_NVSYNC)
+ value |= LVS_OUTPUT_POLARITY_LOW;
+ else
+ value &= ~LVS_OUTPUT_POLARITY_LOW;
+
tegra_dc_writel(rgb->dc, value, DC_COM_PIN_OUTPUT_POLARITY(1));
/* XXX: parameterize? */
diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c
index 61b437a84..d5a3d3f4f 100644
--- a/drivers/gpu/drm/tegra/sor.c
+++ b/drivers/gpu/drm/tegra/sor.c
@@ -1708,6 +1708,7 @@ static void tegra_sor_early_unregister(struct drm_connector *connector)
struct tegra_sor *sor = to_sor(output);
drm_debugfs_remove_files(sor->debugfs_files, count,
+ connector->debugfs_entry,
connector->dev->primary);
kfree(sor->debugfs_files);
sor->debugfs_files = NULL;
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-01 20:31:46 +0000