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path: root/drivers/gpu/drm/exynos/exynos_mixer.c
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Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_mixer.c')
-rw-r--r--drivers/gpu/drm/exynos/exynos_mixer.c126
1 files changed, 66 insertions, 60 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index a41c84ee3a2d..820b76234ef4 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -40,8 +40,6 @@
#include "exynos_drm_iommu.h"
#include "exynos_mixer.h"
-#define get_mixer_manager(dev) platform_get_drvdata(to_platform_device(dev))
-
#define MIXER_WIN_NR 3
#define MIXER_DEFAULT_WIN 0
@@ -86,6 +84,7 @@ enum mixer_version_id {
};
struct mixer_context {
+ struct exynos_drm_manager manager;
struct platform_device *pdev;
struct device *dev;
struct drm_device *drm_dev;
@@ -104,6 +103,11 @@ struct mixer_context {
atomic_t wait_vsync_event;
};
+static inline struct mixer_context *mgr_to_mixer(struct exynos_drm_manager *mgr)
+{
+ return container_of(mgr, struct mixer_context, manager);
+}
+
struct mixer_drv_data {
enum mixer_version_id version;
bool is_vp_enabled;
@@ -854,7 +858,7 @@ static int mixer_initialize(struct exynos_drm_manager *mgr,
struct drm_device *drm_dev)
{
int ret;
- struct mixer_context *mixer_ctx = mgr->ctx;
+ struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
struct exynos_drm_private *priv;
priv = drm_dev->dev_private;
@@ -885,7 +889,7 @@ static int mixer_initialize(struct exynos_drm_manager *mgr,
static void mixer_mgr_remove(struct exynos_drm_manager *mgr)
{
- struct mixer_context *mixer_ctx = mgr->ctx;
+ struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
if (is_drm_iommu_supported(mixer_ctx->drm_dev))
drm_iommu_detach_device(mixer_ctx->drm_dev, mixer_ctx->dev);
@@ -893,7 +897,7 @@ static void mixer_mgr_remove(struct exynos_drm_manager *mgr)
static int mixer_enable_vblank(struct exynos_drm_manager *mgr)
{
- struct mixer_context *mixer_ctx = mgr->ctx;
+ struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
struct mixer_resources *res = &mixer_ctx->mixer_res;
if (!mixer_ctx->powered) {
@@ -910,7 +914,7 @@ static int mixer_enable_vblank(struct exynos_drm_manager *mgr)
static void mixer_disable_vblank(struct exynos_drm_manager *mgr)
{
- struct mixer_context *mixer_ctx = mgr->ctx;
+ struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
struct mixer_resources *res = &mixer_ctx->mixer_res;
/* disable vsync interrupt */
@@ -920,7 +924,7 @@ static void mixer_disable_vblank(struct exynos_drm_manager *mgr)
static void mixer_win_mode_set(struct exynos_drm_manager *mgr,
struct exynos_drm_overlay *overlay)
{
- struct mixer_context *mixer_ctx = mgr->ctx;
+ struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
struct hdmi_win_data *win_data;
int win;
@@ -971,7 +975,7 @@ static void mixer_win_mode_set(struct exynos_drm_manager *mgr,
static void mixer_win_commit(struct exynos_drm_manager *mgr, int zpos)
{
- struct mixer_context *mixer_ctx = mgr->ctx;
+ struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
int win = zpos == DEFAULT_ZPOS ? MIXER_DEFAULT_WIN : zpos;
DRM_DEBUG_KMS("win: %d\n", win);
@@ -993,7 +997,7 @@ static void mixer_win_commit(struct exynos_drm_manager *mgr, int zpos)
static void mixer_win_disable(struct exynos_drm_manager *mgr, int zpos)
{
- struct mixer_context *mixer_ctx = mgr->ctx;
+ struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
struct mixer_resources *res = &mixer_ctx->mixer_res;
int win = zpos == DEFAULT_ZPOS ? MIXER_DEFAULT_WIN : zpos;
unsigned long flags;
@@ -1021,7 +1025,7 @@ static void mixer_win_disable(struct exynos_drm_manager *mgr, int zpos)
static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr)
{
- struct mixer_context *mixer_ctx = mgr->ctx;
+ struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
mutex_lock(&mixer_ctx->mixer_mutex);
if (!mixer_ctx->powered) {
@@ -1048,7 +1052,7 @@ static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr)
static void mixer_window_suspend(struct exynos_drm_manager *mgr)
{
- struct mixer_context *ctx = mgr->ctx;
+ struct mixer_context *ctx = mgr_to_mixer(mgr);
struct hdmi_win_data *win_data;
int i;
@@ -1062,7 +1066,7 @@ static void mixer_window_suspend(struct exynos_drm_manager *mgr)
static void mixer_window_resume(struct exynos_drm_manager *mgr)
{
- struct mixer_context *ctx = mgr->ctx;
+ struct mixer_context *ctx = mgr_to_mixer(mgr);
struct hdmi_win_data *win_data;
int i;
@@ -1077,7 +1081,7 @@ static void mixer_window_resume(struct exynos_drm_manager *mgr)
static void mixer_poweron(struct exynos_drm_manager *mgr)
{
- struct mixer_context *ctx = mgr->ctx;
+ struct mixer_context *ctx = mgr_to_mixer(mgr);
struct mixer_resources *res = &ctx->mixer_res;
mutex_lock(&ctx->mixer_mutex);
@@ -1111,7 +1115,7 @@ static void mixer_poweron(struct exynos_drm_manager *mgr)
static void mixer_poweroff(struct exynos_drm_manager *mgr)
{
- struct mixer_context *ctx = mgr->ctx;
+ struct mixer_context *ctx = mgr_to_mixer(mgr);
struct mixer_resources *res = &ctx->mixer_res;
mutex_lock(&ctx->mixer_mutex);
@@ -1187,11 +1191,6 @@ static struct exynos_drm_manager_ops mixer_manager_ops = {
.win_disable = mixer_win_disable,
};
-static struct exynos_drm_manager mixer_manager = {
- .type = EXYNOS_DISPLAY_TYPE_HDMI,
- .ops = &mixer_manager_ops,
-};
-
static struct mixer_drv_data exynos5420_mxr_drv_data = {
.version = MXR_VER_128_0_0_184,
.is_vp_enabled = 0,
@@ -1249,48 +1248,17 @@ MODULE_DEVICE_TABLE(of, mixer_match_types);
static int mixer_bind(struct device *dev, struct device *manager, void *data)
{
- struct platform_device *pdev = to_platform_device(dev);
+ struct mixer_context *ctx = dev_get_drvdata(dev);
struct drm_device *drm_dev = data;
- struct mixer_context *ctx;
- struct mixer_drv_data *drv;
int ret;
- dev_info(dev, "probe start\n");
-
- ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
- if (!ctx) {
- DRM_ERROR("failed to alloc mixer context.\n");
- return -ENOMEM;
- }
-
- mutex_init(&ctx->mixer_mutex);
-
- if (dev->of_node) {
- const struct of_device_id *match;
- match = of_match_node(mixer_match_types, dev->of_node);
- drv = (struct mixer_drv_data *)match->data;
- } else {
- drv = (struct mixer_drv_data *)
- platform_get_device_id(pdev)->driver_data;
- }
-
- ctx->pdev = pdev;
- ctx->dev = dev;
- ctx->vp_enabled = drv->is_vp_enabled;
- ctx->has_sclk = drv->has_sclk;
- ctx->mxr_ver = drv->version;
- init_waitqueue_head(&ctx->wait_vsync_queue);
- atomic_set(&ctx->wait_vsync_event, 0);
-
- mixer_manager.ctx = ctx;
- ret = mixer_initialize(&mixer_manager, drm_dev);
+ ret = mixer_initialize(&ctx->manager, drm_dev);
if (ret)
return ret;
- platform_set_drvdata(pdev, &mixer_manager);
- ret = exynos_drm_crtc_create(&mixer_manager);
+ ret = exynos_drm_crtc_create(&ctx->manager);
if (ret) {
- mixer_mgr_remove(&mixer_manager);
+ mixer_mgr_remove(&ctx->manager);
return ret;
}
@@ -1301,11 +1269,9 @@ static int mixer_bind(struct device *dev, struct device *manager, void *data)
static void mixer_unbind(struct device *dev, struct device *master, void *data)
{
- struct exynos_drm_manager *mgr = dev_get_drvdata(dev);
+ struct mixer_context *ctx = dev_get_drvdata(dev);
- dev_info(dev, "remove successful\n");
-
- mixer_mgr_remove(mgr);
+ mixer_mgr_remove(&ctx->manager);
pm_runtime_disable(dev);
}
@@ -1317,22 +1283,62 @@ static const struct component_ops mixer_component_ops = {
static int mixer_probe(struct platform_device *pdev)
{
+ struct device *dev = &pdev->dev;
+ struct mixer_drv_data *drv;
+ struct mixer_context *ctx;
int ret;
+ ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
+ if (!ctx) {
+ DRM_ERROR("failed to alloc mixer context.\n");
+ return -ENOMEM;
+ }
+
+ mutex_init(&ctx->mixer_mutex);
+
+ ctx->manager.type = EXYNOS_DISPLAY_TYPE_HDMI;
+ ctx->manager.ops = &mixer_manager_ops;
+
+ if (dev->of_node) {
+ const struct of_device_id *match;
+
+ match = of_match_node(mixer_match_types, dev->of_node);
+ drv = (struct mixer_drv_data *)match->data;
+ } else {
+ drv = (struct mixer_drv_data *)
+ platform_get_device_id(pdev)->driver_data;
+ }
+
+ ctx->pdev = pdev;
+ ctx->dev = dev;
+ ctx->vp_enabled = drv->is_vp_enabled;
+ ctx->has_sclk = drv->has_sclk;
+ ctx->mxr_ver = drv->version;
+ init_waitqueue_head(&ctx->wait_vsync_queue);
+ atomic_set(&ctx->wait_vsync_event, 0);
+
+ platform_set_drvdata(pdev, ctx);
+
ret = exynos_drm_component_add(&pdev->dev, EXYNOS_DEVICE_TYPE_CRTC,
- mixer_manager.type);
+ ctx->manager.type);
if (ret)
return ret;
ret = component_add(&pdev->dev, &mixer_component_ops);
- if (ret)
+ if (ret) {
exynos_drm_component_del(&pdev->dev, EXYNOS_DEVICE_TYPE_CRTC);
+ return ret;
+ }
+
+ pm_runtime_enable(dev);
return ret;
}
static int mixer_remove(struct platform_device *pdev)
{
+ pm_runtime_disable(&pdev->dev);
+
component_del(&pdev->dev, &mixer_component_ops);
exynos_drm_component_del(&pdev->dev, EXYNOS_DEVICE_TYPE_CRTC);
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