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path: root/drivers/gpu/drm/tegra
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Diffstat (limited to 'drivers/gpu/drm/tegra')
-rw-r--r--drivers/gpu/drm/tegra/Kconfig4
-rw-r--r--drivers/gpu/drm/tegra/dc.c2
-rw-r--r--drivers/gpu/drm/tegra/dpaux.c16
-rw-r--r--drivers/gpu/drm/tegra/drm.c27
-rw-r--r--drivers/gpu/drm/tegra/drm.h16
-rw-r--r--drivers/gpu/drm/tegra/dsi.c61
-rw-r--r--drivers/gpu/drm/tegra/fb.c1
-rw-r--r--drivers/gpu/drm/tegra/fbdev.c98
-rw-r--r--drivers/gpu/drm/tegra/gem.c65
-rw-r--r--drivers/gpu/drm/tegra/gem.h21
-rw-r--r--drivers/gpu/drm/tegra/gr2d.c2
-rw-r--r--drivers/gpu/drm/tegra/gr3d.c41
-rw-r--r--drivers/gpu/drm/tegra/hdmi.c25
-rw-r--r--drivers/gpu/drm/tegra/hub.c9
-rw-r--r--drivers/gpu/drm/tegra/nvdec.c2
-rw-r--r--drivers/gpu/drm/tegra/output.c46
-rw-r--r--drivers/gpu/drm/tegra/rgb.c18
-rw-r--r--drivers/gpu/drm/tegra/sor.c3
-rw-r--r--drivers/gpu/drm/tegra/vic.c2
19 files changed, 226 insertions, 233 deletions
diff --git a/drivers/gpu/drm/tegra/Kconfig b/drivers/gpu/drm/tegra/Kconfig
index 84e7e6bc3a0c..8a3b16aac5d6 100644
--- a/drivers/gpu/drm/tegra/Kconfig
+++ b/drivers/gpu/drm/tegra/Kconfig
@@ -5,10 +5,12 @@ config DRM_TEGRA
depends on COMMON_CLK
depends on DRM
depends on OF
+ select DRM_CLIENT_SELECTION
select DRM_DISPLAY_DP_HELPER
select DRM_DISPLAY_HDMI_HELPER
select DRM_DISPLAY_HELPER
- select DRM_DP_AUX_BUS
+ select DRM_BRIDGE_CONNECTOR
+ select DRM_DISPLAY_DP_AUX_BUS
select DRM_KMS_HELPER
select DRM_MIPI_DSI
select DRM_PANEL
diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index be61c9d1a4f0..430b2eededb2 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -3286,5 +3286,5 @@ struct platform_driver tegra_dc_driver = {
.of_match_table = tegra_dc_of_match,
},
.probe = tegra_dc_probe,
- .remove_new = tegra_dc_remove,
+ .remove = tegra_dc_remove,
};
diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c
index ef02d530f78d..2cd8dcb959c0 100644
--- a/drivers/gpu/drm/tegra/dpaux.c
+++ b/drivers/gpu/drm/tegra/dpaux.c
@@ -522,7 +522,7 @@ static int tegra_dpaux_probe(struct platform_device *pdev)
if (err < 0) {
dev_err(dpaux->dev, "failed to request IRQ#%u: %d\n",
dpaux->irq, err);
- return err;
+ goto err_pm_disable;
}
disable_irq(dpaux->irq);
@@ -542,7 +542,7 @@ static int tegra_dpaux_probe(struct platform_device *pdev)
*/
err = tegra_dpaux_pad_config(dpaux, DPAUX_PADCTL_FUNC_I2C);
if (err < 0)
- return err;
+ goto err_pm_disable;
#ifdef CONFIG_GENERIC_PINCONF
dpaux->desc.name = dev_name(&pdev->dev);
@@ -555,7 +555,8 @@ static int tegra_dpaux_probe(struct platform_device *pdev)
dpaux->pinctrl = devm_pinctrl_register(&pdev->dev, &dpaux->desc, dpaux);
if (IS_ERR(dpaux->pinctrl)) {
dev_err(&pdev->dev, "failed to register pincontrol\n");
- return PTR_ERR(dpaux->pinctrl);
+ err = PTR_ERR(dpaux->pinctrl);
+ goto err_pm_disable;
}
#endif
/* enable and clear all interrupts */
@@ -571,10 +572,15 @@ static int tegra_dpaux_probe(struct platform_device *pdev)
err = devm_of_dp_aux_populate_ep_devices(&dpaux->aux);
if (err < 0) {
dev_err(dpaux->dev, "failed to populate AUX bus: %d\n", err);
- return err;
+ goto err_pm_disable;
}
return 0;
+
+err_pm_disable:
+ pm_runtime_put_sync(&pdev->dev);
+ pm_runtime_disable(&pdev->dev);
+ return err;
}
static void tegra_dpaux_remove(struct platform_device *pdev)
@@ -691,7 +697,7 @@ struct platform_driver tegra_dpaux_driver = {
.pm = pm_ptr(&tegra_dpaux_pm_ops),
},
.probe = tegra_dpaux_probe,
- .remove_new = tegra_dpaux_remove,
+ .remove = tegra_dpaux_remove,
};
struct drm_dp_aux *drm_dp_aux_find_by_of_node(struct device_node *np)
diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
index 03d1c76aec2d..4596073fe28f 100644
--- a/drivers/gpu/drm/tegra/drm.c
+++ b/drivers/gpu/drm/tegra/drm.c
@@ -4,6 +4,7 @@
* Copyright (C) 2012-2016 NVIDIA CORPORATION. All rights reserved.
*/
+#include <linux/aperture.h>
#include <linux/bitops.h>
#include <linux/host1x.h>
#include <linux/idr.h>
@@ -12,7 +13,7 @@
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
-#include <drm/drm_aperture.h>
+#include <drm/clients/drm_client_setup.h>
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_debugfs.h>
@@ -34,7 +35,6 @@
#define DRIVER_NAME "tegra"
#define DRIVER_DESC "NVIDIA Tegra graphics"
-#define DRIVER_DATE "20120330"
#define DRIVER_MAJOR 1
#define DRIVER_MINOR 0
#define DRIVER_PATCHLEVEL 0
@@ -801,6 +801,7 @@ static const struct file_operations tegra_drm_fops = {
.read = drm_read,
.compat_ioctl = drm_compat_ioctl,
.llseek = noop_llseek,
+ .fop_flags = FOP_UNSIGNED_OFFSET,
};
static int tegra_drm_context_cleanup(int id, void *p, void *data)
@@ -891,13 +892,14 @@ static const struct drm_driver tegra_drm_driver = {
.dumb_create = tegra_bo_dumb_create,
+ TEGRA_FBDEV_DRIVER_OPS,
+
.ioctls = tegra_drm_ioctls,
.num_ioctls = ARRAY_SIZE(tegra_drm_ioctls),
.fops = &tegra_drm_fops,
.name = DRIVER_NAME,
.desc = DRIVER_DESC,
- .date = DRIVER_DATE,
.major = DRIVER_MAJOR,
.minor = DRIVER_MINOR,
.patchlevel = DRIVER_PATCHLEVEL,
@@ -1135,6 +1137,7 @@ static bool host1x_drm_wants_iommu(struct host1x_device *dev)
static int host1x_drm_probe(struct host1x_device *dev)
{
+ struct device *dma_dev = dev->dev.parent;
struct tegra_drm *tegra;
struct drm_device *drm;
int err;
@@ -1149,10 +1152,10 @@ static int host1x_drm_probe(struct host1x_device *dev)
goto put;
}
- if (host1x_drm_wants_iommu(dev) && iommu_present(&platform_bus_type)) {
- tegra->domain = iommu_domain_alloc(&platform_bus_type);
- if (!tegra->domain) {
- err = -ENOMEM;
+ if (host1x_drm_wants_iommu(dev) && device_iommu_mapped(dma_dev)) {
+ tegra->domain = iommu_paging_domain_alloc(dma_dev);
+ if (IS_ERR(tegra->domain)) {
+ err = PTR_ERR(tegra->domain);
goto free;
}
@@ -1253,7 +1256,7 @@ static int host1x_drm_probe(struct host1x_device *dev)
* will not expose any modesetting features.
*/
if (drm->mode_config.num_crtc > 0) {
- err = drm_aperture_remove_framebuffers(&tegra_drm_driver);
+ err = aperture_remove_all_conflicting_devices(tegra_drm_driver.name);
if (err < 0)
goto hub;
} else {
@@ -1268,7 +1271,7 @@ static int host1x_drm_probe(struct host1x_device *dev)
if (err < 0)
goto hub;
- tegra_fbdev_setup(drm);
+ drm_client_setup(drm, NULL);
return 0;
@@ -1330,6 +1333,11 @@ static int host1x_drm_remove(struct host1x_device *dev)
return 0;
}
+static void host1x_drm_shutdown(struct host1x_device *dev)
+{
+ drm_atomic_helper_shutdown(dev_get_drvdata(&dev->dev));
+}
+
#ifdef CONFIG_PM_SLEEP
static int host1x_drm_suspend(struct device *dev)
{
@@ -1398,6 +1406,7 @@ static struct host1x_driver host1x_drm_driver = {
},
.probe = host1x_drm_probe,
.remove = host1x_drm_remove,
+ .shutdown = host1x_drm_shutdown,
.subdevs = host1x_drm_subdevs,
};
diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h
index ccb5d74fa227..0b65e69f3a8a 100644
--- a/drivers/gpu/drm/tegra/drm.h
+++ b/drivers/gpu/drm/tegra/drm.h
@@ -13,7 +13,6 @@
#include <drm/drm_atomic.h>
#include <drm/drm_bridge.h>
-#include <drm/drm_edid.h>
#include <drm/drm_encoder.h>
#include <drm/drm_fixed.h>
#include <drm/drm_probe_helper.h>
@@ -26,6 +25,10 @@
/* XXX move to include/uapi/drm/drm_fourcc.h? */
#define DRM_FORMAT_MOD_NVIDIA_SECTOR_LAYOUT BIT_ULL(22)
+struct drm_fb_helper;
+struct drm_fb_helper_surface_size;
+
+struct edid;
struct reset_control;
struct tegra_drm {
@@ -133,7 +136,7 @@ struct tegra_output {
struct drm_bridge *bridge;
struct drm_panel *panel;
struct i2c_adapter *ddc;
- const struct edid *edid;
+ const struct drm_edid *drm_edid;
struct cec_notifier *cec;
unsigned int hpd_irq;
struct gpio_desc *hpd_gpio;
@@ -190,10 +193,13 @@ struct drm_framebuffer *tegra_fb_create(struct drm_device *drm,
const struct drm_mode_fb_cmd2 *cmd);
#ifdef CONFIG_DRM_FBDEV_EMULATION
-void tegra_fbdev_setup(struct drm_device *drm);
+int tegra_fbdev_driver_fbdev_probe(struct drm_fb_helper *helper,
+ struct drm_fb_helper_surface_size *sizes);
+#define TEGRA_FBDEV_DRIVER_OPS \
+ .fbdev_probe = tegra_fbdev_driver_fbdev_probe
#else
-static inline void tegra_fbdev_setup(struct drm_device *drm)
-{ }
+#define TEGRA_FBDEV_DRIVER_OPS \
+ .fbdev_probe = NULL
#endif
extern struct platform_driver tegra_display_hub_driver;
diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c
index fbfe92a816d4..4a8cd9ed0a94 100644
--- a/drivers/gpu/drm/tegra/dsi.c
+++ b/drivers/gpu/drm/tegra/dsi.c
@@ -1544,9 +1544,11 @@ static int tegra_dsi_ganged_probe(struct tegra_dsi *dsi)
np = of_parse_phandle(dsi->dev->of_node, "nvidia,ganged-mode", 0);
if (np) {
struct platform_device *gangster = of_find_device_by_node(np);
+ of_node_put(np);
+ if (!gangster)
+ return -EPROBE_DEFER;
dsi->slave = platform_get_drvdata(gangster);
- of_node_put(np);
if (!dsi->slave) {
put_device(&gangster->dev);
@@ -1594,44 +1596,58 @@ static int tegra_dsi_probe(struct platform_device *pdev)
if (!pdev->dev.pm_domain) {
dsi->rst = devm_reset_control_get(&pdev->dev, "dsi");
- if (IS_ERR(dsi->rst))
- return PTR_ERR(dsi->rst);
+ if (IS_ERR(dsi->rst)) {
+ err = PTR_ERR(dsi->rst);
+ goto remove;
+ }
}
dsi->clk = devm_clk_get(&pdev->dev, NULL);
- if (IS_ERR(dsi->clk))
- return dev_err_probe(&pdev->dev, PTR_ERR(dsi->clk),
- "cannot get DSI clock\n");
+ if (IS_ERR(dsi->clk)) {
+ err = dev_err_probe(&pdev->dev, PTR_ERR(dsi->clk),
+ "cannot get DSI clock\n");
+ goto remove;
+ }
dsi->clk_lp = devm_clk_get(&pdev->dev, "lp");
- if (IS_ERR(dsi->clk_lp))
- return dev_err_probe(&pdev->dev, PTR_ERR(dsi->clk_lp),
- "cannot get low-power clock\n");
+ if (IS_ERR(dsi->clk_lp)) {
+ err = dev_err_probe(&pdev->dev, PTR_ERR(dsi->clk_lp),
+ "cannot get low-power clock\n");
+ goto remove;
+ }
dsi->clk_parent = devm_clk_get(&pdev->dev, "parent");
- if (IS_ERR(dsi->clk_parent))
- return dev_err_probe(&pdev->dev, PTR_ERR(dsi->clk_parent),
- "cannot get parent clock\n");
+ if (IS_ERR(dsi->clk_parent)) {
+ err = dev_err_probe(&pdev->dev, PTR_ERR(dsi->clk_parent),
+ "cannot get parent clock\n");
+ goto remove;
+ }
dsi->vdd = devm_regulator_get(&pdev->dev, "avdd-dsi-csi");
- if (IS_ERR(dsi->vdd))
- return dev_err_probe(&pdev->dev, PTR_ERR(dsi->vdd),
- "cannot get VDD supply\n");
+ if (IS_ERR(dsi->vdd)) {
+ err = dev_err_probe(&pdev->dev, PTR_ERR(dsi->vdd),
+ "cannot get VDD supply\n");
+ goto remove;
+ }
err = tegra_dsi_setup_clocks(dsi);
if (err < 0) {
dev_err(&pdev->dev, "cannot setup clocks\n");
- return err;
+ goto remove;
}
regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
dsi->regs = devm_ioremap_resource(&pdev->dev, regs);
- if (IS_ERR(dsi->regs))
- return PTR_ERR(dsi->regs);
+ if (IS_ERR(dsi->regs)) {
+ err = PTR_ERR(dsi->regs);
+ goto remove;
+ }
dsi->mipi = tegra_mipi_request(&pdev->dev, pdev->dev.of_node);
- if (IS_ERR(dsi->mipi))
- return PTR_ERR(dsi->mipi);
+ if (IS_ERR(dsi->mipi)) {
+ err = PTR_ERR(dsi->mipi);
+ goto remove;
+ }
dsi->host.ops = &tegra_dsi_host_ops;
dsi->host.dev = &pdev->dev;
@@ -1659,9 +1675,12 @@ static int tegra_dsi_probe(struct platform_device *pdev)
return 0;
unregister:
+ pm_runtime_disable(&pdev->dev);
mipi_dsi_host_unregister(&dsi->host);
mipi_free:
tegra_mipi_free(dsi->mipi);
+remove:
+ tegra_output_remove(&dsi->output);
return err;
}
@@ -1694,5 +1713,5 @@ struct platform_driver tegra_dsi_driver = {
.of_match_table = tegra_dsi_of_match,
},
.probe = tegra_dsi_probe,
- .remove_new = tegra_dsi_remove,
+ .remove = tegra_dsi_remove,
};
diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c
index a719af1dc9a5..46170753699d 100644
--- a/drivers/gpu/drm/tegra/fb.c
+++ b/drivers/gpu/drm/tegra/fb.c
@@ -159,6 +159,7 @@ struct drm_framebuffer *tegra_fb_create(struct drm_device *drm,
if (gem->size < size) {
err = -EINVAL;
+ drm_gem_object_put(gem);
goto unreference;
}
diff --git a/drivers/gpu/drm/tegra/fbdev.c b/drivers/gpu/drm/tegra/fbdev.c
index db6eaac3d30e..cd9d798f8870 100644
--- a/drivers/gpu/drm/tegra/fbdev.c
+++ b/drivers/gpu/drm/tegra/fbdev.c
@@ -66,8 +66,11 @@ static const struct fb_ops tegra_fb_ops = {
.fb_destroy = tegra_fbdev_fb_destroy,
};
-static int tegra_fbdev_probe(struct drm_fb_helper *helper,
- struct drm_fb_helper_surface_size *sizes)
+static const struct drm_fb_helper_funcs tegra_fbdev_helper_funcs = {
+};
+
+int tegra_fbdev_driver_fbdev_probe(struct drm_fb_helper *helper,
+ struct drm_fb_helper_surface_size *sizes)
{
struct tegra_drm *tegra = helper->dev->dev_private;
struct drm_device *drm = helper->dev;
@@ -112,6 +115,7 @@ static int tegra_fbdev_probe(struct drm_fb_helper *helper,
return PTR_ERR(fb);
}
+ helper->funcs = &tegra_fbdev_helper_funcs;
helper->fb = fb;
helper->info = info;
@@ -144,93 +148,3 @@ destroy:
drm_framebuffer_remove(fb);
return err;
}
-
-static const struct drm_fb_helper_funcs tegra_fb_helper_funcs = {
- .fb_probe = tegra_fbdev_probe,
-};
-
-/*
- * struct drm_client
- */
-
-static void tegra_fbdev_client_unregister(struct drm_client_dev *client)
-{
- struct drm_fb_helper *fb_helper = drm_fb_helper_from_client(client);
-
- if (fb_helper->info) {
- drm_fb_helper_unregister_info(fb_helper);
- } else {
- drm_client_release(&fb_helper->client);
- drm_fb_helper_unprepare(fb_helper);
- kfree(fb_helper);
- }
-}
-
-static int tegra_fbdev_client_restore(struct drm_client_dev *client)
-{
- drm_fb_helper_lastclose(client->dev);
-
- return 0;
-}
-
-static int tegra_fbdev_client_hotplug(struct drm_client_dev *client)
-{
- struct drm_fb_helper *fb_helper = drm_fb_helper_from_client(client);
- struct drm_device *dev = client->dev;
- int ret;
-
- if (dev->fb_helper)
- return drm_fb_helper_hotplug_event(dev->fb_helper);
-
- ret = drm_fb_helper_init(dev, fb_helper);
- if (ret)
- goto err_drm_err;
-
- if (!drm_drv_uses_atomic_modeset(dev))
- drm_helper_disable_unused_functions(dev);
-
- ret = drm_fb_helper_initial_config(fb_helper);
- if (ret)
- goto err_drm_fb_helper_fini;
-
- return 0;
-
-err_drm_fb_helper_fini:
- drm_fb_helper_fini(fb_helper);
-err_drm_err:
- drm_err(dev, "Failed to setup fbdev emulation (ret=%d)\n", ret);
- return ret;
-}
-
-static const struct drm_client_funcs tegra_fbdev_client_funcs = {
- .owner = THIS_MODULE,
- .unregister = tegra_fbdev_client_unregister,
- .restore = tegra_fbdev_client_restore,
- .hotplug = tegra_fbdev_client_hotplug,
-};
-
-void tegra_fbdev_setup(struct drm_device *dev)
-{
- struct drm_fb_helper *helper;
- int ret;
-
- drm_WARN(dev, !dev->registered, "Device has not been registered.\n");
- drm_WARN(dev, dev->fb_helper, "fb_helper is already set!\n");
-
- helper = kzalloc(sizeof(*helper), GFP_KERNEL);
- if (!helper)
- return;
- drm_fb_helper_prepare(dev, helper, 32, &tegra_fb_helper_funcs);
-
- ret = drm_client_init(dev, &helper->client, "fbdev", &tegra_fbdev_client_funcs);
- if (ret)
- goto err_drm_client_init;
-
- drm_client_register(&helper->client);
-
- return;
-
-err_drm_client_init:
- drm_fb_helper_unprepare(helper);
- kfree(helper);
-}
diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c
index b4eb030ea961..ace3e5a805cf 100644
--- a/drivers/gpu/drm/tegra/gem.c
+++ b/drivers/gpu/drm/tegra/gem.c
@@ -22,7 +22,7 @@
#include "drm.h"
#include "gem.h"
-MODULE_IMPORT_NS(DMA_BUF);
+MODULE_IMPORT_NS("DMA_BUF");
static unsigned int sg_dma_count_chunks(struct scatterlist *sgl, unsigned int nents)
{
@@ -76,8 +76,8 @@ static struct host1x_bo_mapping *tegra_bo_pin(struct device *dev, struct host1x_
/*
* Imported buffers need special treatment to satisfy the semantics of DMA-BUF.
*/
- if (gem->import_attach) {
- struct dma_buf *buf = gem->import_attach->dmabuf;
+ if (obj->dma_buf) {
+ struct dma_buf *buf = obj->dma_buf;
map->attach = dma_buf_attach(buf, dev);
if (IS_ERR(map->attach)) {
@@ -184,8 +184,8 @@ static void *tegra_bo_mmap(struct host1x_bo *bo)
if (obj->vaddr)
return obj->vaddr;
- if (obj->gem.import_attach) {
- ret = dma_buf_vmap_unlocked(obj->gem.import_attach->dmabuf, &map);
+ if (obj->dma_buf) {
+ ret = dma_buf_vmap_unlocked(obj->dma_buf, &map);
if (ret < 0)
return ERR_PTR(ret);
@@ -208,8 +208,8 @@ static void tegra_bo_munmap(struct host1x_bo *bo, void *addr)
if (obj->vaddr)
return;
- if (obj->gem.import_attach)
- return dma_buf_vunmap_unlocked(obj->gem.import_attach->dmabuf, &map);
+ if (obj->dma_buf)
+ return dma_buf_vunmap_unlocked(obj->dma_buf, &map);
vunmap(addr);
}
@@ -465,27 +465,32 @@ static struct tegra_bo *tegra_bo_import(struct drm_device *drm,
if (IS_ERR(bo))
return bo;
- attach = dma_buf_attach(buf, drm->dev);
- if (IS_ERR(attach)) {
- err = PTR_ERR(attach);
- goto free;
- }
-
- get_dma_buf(buf);
+ /*
+ * If we need to use IOMMU API to map the dma-buf into the internally managed
+ * domain, map it first to the DRM device to get an sgt.
+ */
+ if (tegra->domain) {
+ attach = dma_buf_attach(buf, drm->dev);
+ if (IS_ERR(attach)) {
+ err = PTR_ERR(attach);
+ goto free;
+ }
- bo->sgt = dma_buf_map_attachment_unlocked(attach, DMA_TO_DEVICE);
- if (IS_ERR(bo->sgt)) {
- err = PTR_ERR(bo->sgt);
- goto detach;
- }
+ bo->sgt = dma_buf_map_attachment_unlocked(attach, DMA_TO_DEVICE);
+ if (IS_ERR(bo->sgt)) {
+ err = PTR_ERR(bo->sgt);
+ goto detach;
+ }
- if (tegra->domain) {
err = tegra_bo_iommu_map(tegra, bo);
if (err < 0)
goto detach;
+
+ bo->gem.import_attach = attach;
}
- bo->gem.import_attach = attach;
+ get_dma_buf(buf);
+ bo->dma_buf = buf;
return bo;
@@ -516,17 +521,21 @@ void tegra_bo_free_object(struct drm_gem_object *gem)
dev_name(mapping->dev));
}
- if (tegra->domain)
+ if (tegra->domain) {
tegra_bo_iommu_unmap(tegra, bo);
- if (gem->import_attach) {
- dma_buf_unmap_attachment_unlocked(gem->import_attach, bo->sgt,
- DMA_TO_DEVICE);
- drm_prime_gem_destroy(gem, NULL);
- } else {
- tegra_bo_free(gem->dev, bo);
+ if (gem->import_attach) {
+ dma_buf_unmap_attachment_unlocked(gem->import_attach, bo->sgt,
+ DMA_TO_DEVICE);
+ dma_buf_detach(gem->import_attach->dmabuf, gem->import_attach);
+ }
}
+ tegra_bo_free(gem->dev, bo);
+
+ if (bo->dma_buf)
+ dma_buf_put(bo->dma_buf);
+
drm_gem_object_release(gem);
kfree(bo);
}
diff --git a/drivers/gpu/drm/tegra/gem.h b/drivers/gpu/drm/tegra/gem.h
index cb5146a67668..bf2cbd48eb3f 100644
--- a/drivers/gpu/drm/tegra/gem.h
+++ b/drivers/gpu/drm/tegra/gem.h
@@ -32,6 +32,26 @@ struct tegra_bo_tiling {
enum tegra_bo_sector_layout sector_layout;
};
+/*
+ * How memory is referenced within a tegra_bo:
+ *
+ * Buffer source | Mapping API(*) | Fields
+ * ---------------+-----------------+---------------
+ * Allocated here | DMA API | iova (IOVA mapped to drm->dev), vaddr (CPU VA)
+ *
+ * Allocated here | IOMMU API | pages/num_pages (Phys. memory), sgt (Mapped to drm->dev),
+ * | iova/size (Mapped to domain)
+ *
+ * Imported | DMA API | dma_buf (Imported dma_buf)
+ *
+ * Imported | IOMMU API | dma_buf (Imported dma_buf),
+ * | gem->import_attach (Attachment on drm->dev),
+ * | sgt (Mapped to drm->dev)
+ * | iova/size (Mapped to domain)
+ *
+ * (*) If tegra->domain is set, i.e. TegraDRM IOMMU domain is directly managed through IOMMU API,
+ * this is IOMMU API. Otherwise DMA API.
+ */
struct tegra_bo {
struct drm_gem_object gem;
struct host1x_bo base;
@@ -39,6 +59,7 @@ struct tegra_bo {
struct sg_table *sgt;
dma_addr_t iova;
void *vaddr;
+ struct dma_buf *dma_buf;
struct drm_mm_node *mm;
unsigned long num_pages;
diff --git a/drivers/gpu/drm/tegra/gr2d.c b/drivers/gpu/drm/tegra/gr2d.c
index a160d01f26e1..21f4dd0fa6af 100644
--- a/drivers/gpu/drm/tegra/gr2d.c
+++ b/drivers/gpu/drm/tegra/gr2d.c
@@ -394,5 +394,5 @@ struct platform_driver tegra_gr2d_driver = {
.pm = &tegra_gr2d_pm,
},
.probe = gr2d_probe,
- .remove_new = gr2d_remove,
+ .remove = gr2d_remove,
};
diff --git a/drivers/gpu/drm/tegra/gr3d.c b/drivers/gpu/drm/tegra/gr3d.c
index 00c8564520e7..42e9656ab80c 100644
--- a/drivers/gpu/drm/tegra/gr3d.c
+++ b/drivers/gpu/drm/tegra/gr3d.c
@@ -46,6 +46,7 @@ struct gr3d {
unsigned int nclocks;
struct reset_control_bulk_data resets[RST_GR3D_MAX];
unsigned int nresets;
+ struct dev_pm_domain_list *pd_list;
DECLARE_BITMAP(addr_regs, GR3D_NUM_REGS);
};
@@ -369,18 +370,13 @@ static int gr3d_power_up_legacy_domain(struct device *dev, const char *name,
return 0;
}
-static void gr3d_del_link(void *link)
-{
- device_link_del(link);
-}
-
static int gr3d_init_power(struct device *dev, struct gr3d *gr3d)
{
- static const char * const opp_genpd_names[] = { "3d0", "3d1", NULL };
- const u32 link_flags = DL_FLAG_STATELESS | DL_FLAG_PM_RUNTIME;
- struct device **opp_virt_devs, *pd_dev;
- struct device_link *link;
- unsigned int i;
+ struct dev_pm_domain_attach_data pd_data = {
+ .pd_names = (const char *[]) { "3d0", "3d1" },
+ .num_pd_names = 2,
+ .pd_flags = PD_FLAG_REQUIRED_OPP,
+ };
int err;
err = of_count_phandle_with_args(dev->of_node, "power-domains",
@@ -414,29 +410,10 @@ static int gr3d_init_power(struct device *dev, struct gr3d *gr3d)
if (dev->pm_domain)
return 0;
- err = devm_pm_opp_attach_genpd(dev, opp_genpd_names, &opp_virt_devs);
- if (err)
+ err = devm_pm_domain_attach_list(dev, &pd_data, &gr3d->pd_list);
+ if (err < 0)
return err;
- for (i = 0; opp_genpd_names[i]; i++) {
- pd_dev = opp_virt_devs[i];
- if (!pd_dev) {
- dev_err(dev, "failed to get %s power domain\n",
- opp_genpd_names[i]);
- return -EINVAL;
- }
-
- link = device_link_add(dev, pd_dev, link_flags);
- if (!link) {
- dev_err(dev, "failed to link to %s\n", dev_name(pd_dev));
- return -EINVAL;
- }
-
- err = devm_add_action_or_reset(dev, gr3d_del_link, link);
- if (err)
- return err;
- }
-
return 0;
}
@@ -628,5 +605,5 @@ struct platform_driver tegra_gr3d_driver = {
.pm = &tegra_gr3d_pm,
},
.probe = gr3d_probe,
- .remove_new = gr3d_remove,
+ .remove = gr3d_remove,
};
diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c
index a1fcee665023..e705f8590c13 100644
--- a/drivers/gpu/drm/tegra/hdmi.c
+++ b/drivers/gpu/drm/tegra/hdmi.c
@@ -24,6 +24,7 @@
#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc.h>
#include <drm/drm_debugfs.h>
+#include <drm/drm_edid.h>
#include <drm/drm_eld.h>
#include <drm/drm_file.h>
#include <drm/drm_fourcc.h>
@@ -433,7 +434,7 @@ tegra_hdmi_get_audio_config(unsigned int audio_freq, unsigned int pix_clock,
static void tegra_hdmi_setup_audio_fs_tables(struct tegra_hdmi *hdmi)
{
- const unsigned int freqs[] = {
+ static const unsigned int freqs[] = {
32000, 44100, 48000, 88200, 96000, 176400, 192000
};
unsigned int i;
@@ -1856,12 +1857,14 @@ static int tegra_hdmi_probe(struct platform_device *pdev)
return err;
hdmi->regs = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(hdmi->regs))
- return PTR_ERR(hdmi->regs);
+ if (IS_ERR(hdmi->regs)) {
+ err = PTR_ERR(hdmi->regs);
+ goto remove;
+ }
err = platform_get_irq(pdev, 0);
if (err < 0)
- return err;
+ goto remove;
hdmi->irq = err;
@@ -1870,18 +1873,18 @@ static int tegra_hdmi_probe(struct platform_device *pdev)
if (err < 0) {
dev_err(&pdev->dev, "failed to request IRQ#%u: %d\n",
hdmi->irq, err);
- return err;
+ goto remove;
}
platform_set_drvdata(pdev, hdmi);
err = devm_pm_runtime_enable(&pdev->dev);
if (err)
- return err;
+ goto remove;
err = devm_tegra_core_dev_init_opp_table_common(&pdev->dev);
if (err)
- return err;
+ goto remove;
INIT_LIST_HEAD(&hdmi->client.list);
hdmi->client.ops = &hdmi_client_ops;
@@ -1891,10 +1894,14 @@ static int tegra_hdmi_probe(struct platform_device *pdev)
if (err < 0) {
dev_err(&pdev->dev, "failed to register host1x client: %d\n",
err);
- return err;
+ goto remove;
}
return 0;
+
+remove:
+ tegra_output_remove(&hdmi->output);
+ return err;
}
static void tegra_hdmi_remove(struct platform_device *pdev)
@@ -1912,5 +1919,5 @@ struct platform_driver tegra_hdmi_driver = {
.of_match_table = tegra_hdmi_of_match,
},
.probe = tegra_hdmi_probe,
- .remove_new = tegra_hdmi_remove,
+ .remove = tegra_hdmi_remove,
};
diff --git a/drivers/gpu/drm/tegra/hub.c b/drivers/gpu/drm/tegra/hub.c
index f21e57e8599e..fa6140fc37fb 100644
--- a/drivers/gpu/drm/tegra/hub.c
+++ b/drivers/gpu/drm/tegra/hub.c
@@ -521,12 +521,11 @@ static void tegra_shared_plane_atomic_disable(struct drm_plane *plane,
static inline u32 compute_phase_incr(fixed20_12 in, unsigned int out)
{
- u64 tmp, tmp1, tmp2;
+ u64 tmp, tmp1;
tmp = (u64)dfixed_trunc(in);
- tmp2 = (u64)out;
- tmp1 = (tmp << NFB) + (tmp2 >> 1);
- do_div(tmp1, tmp2);
+ tmp1 = (tmp << NFB) + ((u64)out >> 1);
+ do_div(tmp1, out);
return lower_32_bits(tmp1);
}
@@ -1219,5 +1218,5 @@ struct platform_driver tegra_display_hub_driver = {
.of_match_table = tegra_display_hub_of_match,
},
.probe = tegra_display_hub_probe,
- .remove_new = tegra_display_hub_remove,
+ .remove = tegra_display_hub_remove,
};
diff --git a/drivers/gpu/drm/tegra/nvdec.c b/drivers/gpu/drm/tegra/nvdec.c
index 4860790666af..2d9a0a3f6c38 100644
--- a/drivers/gpu/drm/tegra/nvdec.c
+++ b/drivers/gpu/drm/tegra/nvdec.c
@@ -566,7 +566,7 @@ struct platform_driver tegra_nvdec_driver = {
.pm = &nvdec_pm_ops
},
.probe = nvdec_probe,
- .remove_new = nvdec_remove,
+ .remove = nvdec_remove,
};
#if IS_ENABLED(CONFIG_ARCH_TEGRA_210_SOC)
diff --git a/drivers/gpu/drm/tegra/output.c b/drivers/gpu/drm/tegra/output.c
index dc2dcb5ca1c8..49e4f63a5550 100644
--- a/drivers/gpu/drm/tegra/output.c
+++ b/drivers/gpu/drm/tegra/output.c
@@ -8,6 +8,7 @@
#include <linux/of.h>
#include <drm/drm_atomic_helper.h>
+#include <drm/drm_edid.h>
#include <drm/drm_of.h>
#include <drm/drm_panel.h>
#include <drm/drm_simple_kms_helper.h>
@@ -20,7 +21,7 @@
int tegra_output_connector_get_modes(struct drm_connector *connector)
{
struct tegra_output *output = connector_to_output(connector);
- struct edid *edid = NULL;
+ const struct drm_edid *drm_edid = NULL;
int err = 0;
/*
@@ -33,18 +34,17 @@ int tegra_output_connector_get_modes(struct drm_connector *connector)
return err;
}
- if (output->edid)
- edid = kmemdup(output->edid, sizeof(*edid), GFP_KERNEL);
+ if (output->drm_edid)
+ drm_edid = drm_edid_dup(output->drm_edid);
else if (output->ddc)
- edid = drm_get_edid(connector, output->ddc);
+ drm_edid = drm_edid_read_ddc(connector, output->ddc);
- cec_notifier_set_phys_addr_from_edid(output->cec, edid);
- drm_connector_update_edid_property(connector, edid);
+ drm_edid_connector_update(connector, drm_edid);
+ cec_notifier_set_phys_addr(output->cec,
+ connector->display_info.source_physical_address);
- if (edid) {
- err = drm_add_edid_modes(connector, edid);
- kfree(edid);
- }
+ err = drm_edid_connector_add_modes(connector);
+ drm_edid_free(drm_edid);
return err;
}
@@ -97,6 +97,7 @@ static irqreturn_t hpd_irq(int irq, void *data)
int tegra_output_probe(struct tegra_output *output)
{
struct device_node *ddc, *panel;
+ const void *edid;
unsigned long flags;
int err, size;
@@ -123,8 +124,6 @@ int tegra_output_probe(struct tegra_output *output)
return PTR_ERR(output->panel);
}
- output->edid = of_get_property(output->of_node, "nvidia,edid", &size);
-
ddc = of_parse_phandle(output->of_node, "nvidia,ddc-i2c-bus", 0);
if (ddc) {
output->ddc = of_get_i2c_adapter_by_node(ddc);
@@ -136,14 +135,19 @@ int tegra_output_probe(struct tegra_output *output)
}
}
+ edid = of_get_property(output->of_node, "nvidia,edid", &size);
+ output->drm_edid = drm_edid_alloc(edid, size);
+
output->hpd_gpio = devm_fwnode_gpiod_get(output->dev,
of_fwnode_handle(output->of_node),
"nvidia,hpd",
GPIOD_IN,
"HDMI hotplug detect");
if (IS_ERR(output->hpd_gpio)) {
- if (PTR_ERR(output->hpd_gpio) != -ENOENT)
- return PTR_ERR(output->hpd_gpio);
+ if (PTR_ERR(output->hpd_gpio) != -ENOENT) {
+ err = PTR_ERR(output->hpd_gpio);
+ goto put_i2c;
+ }
output->hpd_gpio = NULL;
}
@@ -152,7 +156,7 @@ int tegra_output_probe(struct tegra_output *output)
err = gpiod_to_irq(output->hpd_gpio);
if (err < 0) {
dev_err(output->dev, "gpiod_to_irq(): %d\n", err);
- return err;
+ goto put_i2c;
}
output->hpd_irq = err;
@@ -165,7 +169,7 @@ int tegra_output_probe(struct tegra_output *output)
if (err < 0) {
dev_err(output->dev, "failed to request IRQ#%u: %d\n",
output->hpd_irq, err);
- return err;
+ goto put_i2c;
}
output->connector.polled = DRM_CONNECTOR_POLL_HPD;
@@ -179,6 +183,14 @@ int tegra_output_probe(struct tegra_output *output)
}
return 0;
+
+put_i2c:
+ if (output->ddc)
+ i2c_put_adapter(output->ddc);
+
+ drm_edid_free(output->drm_edid);
+
+ return err;
}
void tegra_output_remove(struct tegra_output *output)
@@ -188,6 +200,8 @@ void tegra_output_remove(struct tegra_output *output)
if (output->ddc)
i2c_put_adapter(output->ddc);
+
+ drm_edid_free(output->drm_edid);
}
int tegra_output_init(struct drm_device *drm, struct tegra_output *output)
diff --git a/drivers/gpu/drm/tegra/rgb.c b/drivers/gpu/drm/tegra/rgb.c
index fc66bbd913b2..1e8ec50b759e 100644
--- a/drivers/gpu/drm/tegra/rgb.c
+++ b/drivers/gpu/drm/tegra/rgb.c
@@ -225,26 +225,28 @@ int tegra_dc_rgb_probe(struct tegra_dc *dc)
rgb->clk = devm_clk_get(dc->dev, NULL);
if (IS_ERR(rgb->clk)) {
dev_err(dc->dev, "failed to get clock\n");
- return PTR_ERR(rgb->clk);
+ err = PTR_ERR(rgb->clk);
+ goto remove;
}
rgb->clk_parent = devm_clk_get(dc->dev, "parent");
if (IS_ERR(rgb->clk_parent)) {
dev_err(dc->dev, "failed to get parent clock\n");
- return PTR_ERR(rgb->clk_parent);
+ err = PTR_ERR(rgb->clk_parent);
+ goto remove;
}
err = clk_set_parent(rgb->clk, rgb->clk_parent);
if (err < 0) {
dev_err(dc->dev, "failed to set parent clock: %d\n", err);
- return err;
+ goto remove;
}
rgb->pll_d_out0 = clk_get_sys(NULL, "pll_d_out0");
if (IS_ERR(rgb->pll_d_out0)) {
err = PTR_ERR(rgb->pll_d_out0);
dev_err(dc->dev, "failed to get pll_d_out0: %d\n", err);
- return err;
+ goto remove;
}
if (dc->soc->has_pll_d2_out0) {
@@ -252,13 +254,19 @@ int tegra_dc_rgb_probe(struct tegra_dc *dc)
if (IS_ERR(rgb->pll_d2_out0)) {
err = PTR_ERR(rgb->pll_d2_out0);
dev_err(dc->dev, "failed to get pll_d2_out0: %d\n", err);
- return err;
+ goto put_pll;
}
}
dc->rgb = &rgb->output;
return 0;
+
+put_pll:
+ clk_put(rgb->pll_d_out0);
+remove:
+ tegra_output_remove(&rgb->output);
+ return err;
}
void tegra_dc_rgb_remove(struct tegra_dc *dc)
diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c
index 83341576630d..802d2db7007a 100644
--- a/drivers/gpu/drm/tegra/sor.c
+++ b/drivers/gpu/drm/tegra/sor.c
@@ -20,6 +20,7 @@
#include <drm/display/drm_scdc_helper.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_debugfs.h>
+#include <drm/drm_edid.h>
#include <drm/drm_eld.h>
#include <drm/drm_file.h>
#include <drm/drm_panel.h>
@@ -4039,5 +4040,5 @@ struct platform_driver tegra_sor_driver = {
.pm = &tegra_sor_pm_ops,
},
.probe = tegra_sor_probe,
- .remove_new = tegra_sor_remove,
+ .remove = tegra_sor_remove,
};
diff --git a/drivers/gpu/drm/tegra/vic.c b/drivers/gpu/drm/tegra/vic.c
index 73c356f1c901..332c9b563d3f 100644
--- a/drivers/gpu/drm/tegra/vic.c
+++ b/drivers/gpu/drm/tegra/vic.c
@@ -553,7 +553,7 @@ struct platform_driver tegra_vic_driver = {
.pm = &vic_pm_ops
},
.probe = vic_probe,
- .remove_new = vic_remove,
+ .remove = vic_remove,
};
#if IS_ENABLED(CONFIG_ARCH_TEGRA_124_SOC)
generated by cgit (git 2.34.1) at 2025-07-30 12:03:38 +0000