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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.c165
1 files changed, 82 insertions, 83 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index 064ed6597def..3518bc4654c5 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -72,6 +72,7 @@ struct mixer_resources {
spinlock_t reg_slock;
struct clk *mixer;
struct clk *vp;
+ struct clk *hdmi;
struct clk *sclk_mixer;
struct clk *sclk_hdmi;
struct clk *mout_mixer;
@@ -84,10 +85,10 @@ enum mixer_version_id {
};
struct mixer_context {
- struct exynos_drm_manager manager;
struct platform_device *pdev;
struct device *dev;
struct drm_device *drm_dev;
+ struct exynos_drm_crtc *crtc;
int pipe;
bool interlace;
bool powered;
@@ -103,11 +104,6 @@ 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;
@@ -417,8 +413,6 @@ static void vp_video_buffer(struct mixer_context *ctx, int win)
win_data = &ctx->win_data[win];
switch (win_data->pixel_format) {
- case DRM_FORMAT_NV12MT:
- tiled_mode = true;
case DRM_FORMAT_NV12:
crcb_mode = false;
buf_num = 2;
@@ -587,8 +581,8 @@ static void mixer_graph_buffer(struct mixer_context *ctx, int win)
/* setup display size */
if (ctx->mxr_ver == MXR_VER_128_0_0_184 &&
win == MIXER_DEFAULT_WIN) {
- val = MXR_MXR_RES_HEIGHT(win_data->fb_height);
- val |= MXR_MXR_RES_WIDTH(win_data->fb_width);
+ val = MXR_MXR_RES_HEIGHT(win_data->mode_height);
+ val |= MXR_MXR_RES_WIDTH(win_data->mode_width);
mixer_reg_write(res, MXR_RESOLUTION, val);
}
@@ -774,6 +768,12 @@ static int mixer_resources_init(struct mixer_context *mixer_ctx)
return -ENODEV;
}
+ mixer_res->hdmi = devm_clk_get(dev, "hdmi");
+ if (IS_ERR(mixer_res->hdmi)) {
+ dev_err(dev, "failed to get clock 'hdmi'\n");
+ return PTR_ERR(mixer_res->hdmi);
+ }
+
mixer_res->sclk_hdmi = devm_clk_get(dev, "sclk_hdmi");
if (IS_ERR(mixer_res->sclk_hdmi)) {
dev_err(dev, "failed to get clock 'sclk_hdmi'\n");
@@ -854,16 +854,15 @@ static int vp_resources_init(struct mixer_context *mixer_ctx)
return 0;
}
-static int mixer_initialize(struct exynos_drm_manager *mgr,
+static int mixer_initialize(struct mixer_context *mixer_ctx,
struct drm_device *drm_dev)
{
int ret;
- struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
struct exynos_drm_private *priv;
priv = drm_dev->dev_private;
- mgr->drm_dev = mixer_ctx->drm_dev = drm_dev;
- mgr->pipe = mixer_ctx->pipe = priv->pipe++;
+ mixer_ctx->drm_dev = drm_dev;
+ mixer_ctx->pipe = priv->pipe++;
/* acquire resources: regs, irqs, clocks */
ret = mixer_resources_init(mixer_ctx);
@@ -887,17 +886,15 @@ static int mixer_initialize(struct exynos_drm_manager *mgr,
return drm_iommu_attach_device(mixer_ctx->drm_dev, mixer_ctx->dev);
}
-static void mixer_mgr_remove(struct exynos_drm_manager *mgr)
+static void mixer_ctx_remove(struct mixer_context *mixer_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);
}
-static int mixer_enable_vblank(struct exynos_drm_manager *mgr)
+static int mixer_enable_vblank(struct exynos_drm_crtc *crtc)
{
- struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
+ struct mixer_context *mixer_ctx = crtc->ctx;
struct mixer_resources *res = &mixer_ctx->mixer_res;
if (!mixer_ctx->powered) {
@@ -912,34 +909,34 @@ static int mixer_enable_vblank(struct exynos_drm_manager *mgr)
return 0;
}
-static void mixer_disable_vblank(struct exynos_drm_manager *mgr)
+static void mixer_disable_vblank(struct exynos_drm_crtc *crtc)
{
- struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
+ struct mixer_context *mixer_ctx = crtc->ctx;
struct mixer_resources *res = &mixer_ctx->mixer_res;
/* disable vsync interrupt */
mixer_reg_writemask(res, MXR_INT_EN, 0, MXR_INT_EN_VSYNC);
}
-static void mixer_win_mode_set(struct exynos_drm_manager *mgr,
- struct exynos_drm_overlay *overlay)
+static void mixer_win_mode_set(struct exynos_drm_crtc *crtc,
+ struct exynos_drm_plane *plane)
{
- struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
+ struct mixer_context *mixer_ctx = crtc->ctx;
struct hdmi_win_data *win_data;
int win;
- if (!overlay) {
- DRM_ERROR("overlay is NULL\n");
+ if (!plane) {
+ DRM_ERROR("plane is NULL\n");
return;
}
DRM_DEBUG_KMS("set [%d]x[%d] at (%d,%d) to [%d]x[%d] at (%d,%d)\n",
- overlay->fb_width, overlay->fb_height,
- overlay->fb_x, overlay->fb_y,
- overlay->crtc_width, overlay->crtc_height,
- overlay->crtc_x, overlay->crtc_y);
+ plane->fb_width, plane->fb_height,
+ plane->fb_x, plane->fb_y,
+ plane->crtc_width, plane->crtc_height,
+ plane->crtc_x, plane->crtc_y);
- win = overlay->zpos;
+ win = plane->zpos;
if (win == DEFAULT_ZPOS)
win = MIXER_DEFAULT_WIN;
@@ -950,32 +947,32 @@ static void mixer_win_mode_set(struct exynos_drm_manager *mgr,
win_data = &mixer_ctx->win_data[win];
- win_data->dma_addr = overlay->dma_addr[0];
- win_data->chroma_dma_addr = overlay->dma_addr[1];
- win_data->pixel_format = overlay->pixel_format;
- win_data->bpp = overlay->bpp;
+ win_data->dma_addr = plane->dma_addr[0];
+ win_data->chroma_dma_addr = plane->dma_addr[1];
+ win_data->pixel_format = plane->pixel_format;
+ win_data->bpp = plane->bpp;
- win_data->crtc_x = overlay->crtc_x;
- win_data->crtc_y = overlay->crtc_y;
- win_data->crtc_width = overlay->crtc_width;
- win_data->crtc_height = overlay->crtc_height;
+ win_data->crtc_x = plane->crtc_x;
+ win_data->crtc_y = plane->crtc_y;
+ win_data->crtc_width = plane->crtc_width;
+ win_data->crtc_height = plane->crtc_height;
- win_data->fb_x = overlay->fb_x;
- win_data->fb_y = overlay->fb_y;
- win_data->fb_width = overlay->fb_width;
- win_data->fb_height = overlay->fb_height;
- win_data->src_width = overlay->src_width;
- win_data->src_height = overlay->src_height;
+ win_data->fb_x = plane->fb_x;
+ win_data->fb_y = plane->fb_y;
+ win_data->fb_width = plane->fb_width;
+ win_data->fb_height = plane->fb_height;
+ win_data->src_width = plane->src_width;
+ win_data->src_height = plane->src_height;
- win_data->mode_width = overlay->mode_width;
- win_data->mode_height = overlay->mode_height;
+ win_data->mode_width = plane->mode_width;
+ win_data->mode_height = plane->mode_height;
- win_data->scan_flags = overlay->scan_flag;
+ win_data->scan_flags = plane->scan_flag;
}
-static void mixer_win_commit(struct exynos_drm_manager *mgr, int zpos)
+static void mixer_win_commit(struct exynos_drm_crtc *crtc, int zpos)
{
- struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
+ struct mixer_context *mixer_ctx = crtc->ctx;
int win = zpos == DEFAULT_ZPOS ? MIXER_DEFAULT_WIN : zpos;
DRM_DEBUG_KMS("win: %d\n", win);
@@ -995,9 +992,9 @@ static void mixer_win_commit(struct exynos_drm_manager *mgr, int zpos)
mixer_ctx->win_data[win].enabled = true;
}
-static void mixer_win_disable(struct exynos_drm_manager *mgr, int zpos)
+static void mixer_win_disable(struct exynos_drm_crtc *crtc, int zpos)
{
- struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
+ struct mixer_context *mixer_ctx = crtc->ctx;
struct mixer_resources *res = &mixer_ctx->mixer_res;
int win = zpos == DEFAULT_ZPOS ? MIXER_DEFAULT_WIN : zpos;
unsigned long flags;
@@ -1023,9 +1020,9 @@ static void mixer_win_disable(struct exynos_drm_manager *mgr, int zpos)
mixer_ctx->win_data[win].enabled = false;
}
-static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr)
+static void mixer_wait_for_vblank(struct exynos_drm_crtc *crtc)
{
- struct mixer_context *mixer_ctx = mgr_to_mixer(mgr);
+ struct mixer_context *mixer_ctx = crtc->ctx;
int err;
mutex_lock(&mixer_ctx->mixer_mutex);
@@ -1035,7 +1032,7 @@ static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr)
}
mutex_unlock(&mixer_ctx->mixer_mutex);
- err = drm_vblank_get(mgr->crtc->dev, mixer_ctx->pipe);
+ err = drm_vblank_get(mixer_ctx->drm_dev, mixer_ctx->pipe);
if (err < 0) {
DRM_DEBUG_KMS("failed to acquire vblank counter\n");
return;
@@ -1052,26 +1049,24 @@ static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr)
HZ/20))
DRM_DEBUG_KMS("vblank wait timed out.\n");
- drm_vblank_put(mgr->crtc->dev, mixer_ctx->pipe);
+ drm_vblank_put(mixer_ctx->drm_dev, mixer_ctx->pipe);
}
-static void mixer_window_suspend(struct exynos_drm_manager *mgr)
+static void mixer_window_suspend(struct mixer_context *ctx)
{
- struct mixer_context *ctx = mgr_to_mixer(mgr);
struct hdmi_win_data *win_data;
int i;
for (i = 0; i < MIXER_WIN_NR; i++) {
win_data = &ctx->win_data[i];
win_data->resume = win_data->enabled;
- mixer_win_disable(mgr, i);
+ mixer_win_disable(ctx->crtc, i);
}
- mixer_wait_for_vblank(mgr);
+ mixer_wait_for_vblank(ctx->crtc);
}
-static void mixer_window_resume(struct exynos_drm_manager *mgr)
+static void mixer_window_resume(struct mixer_context *ctx)
{
- struct mixer_context *ctx = mgr_to_mixer(mgr);
struct hdmi_win_data *win_data;
int i;
@@ -1080,13 +1075,12 @@ static void mixer_window_resume(struct exynos_drm_manager *mgr)
win_data->enabled = win_data->resume;
win_data->resume = false;
if (win_data->enabled)
- mixer_win_commit(mgr, i);
+ mixer_win_commit(ctx->crtc, i);
}
}
-static void mixer_poweron(struct exynos_drm_manager *mgr)
+static void mixer_poweron(struct mixer_context *ctx)
{
- struct mixer_context *ctx = mgr_to_mixer(mgr);
struct mixer_resources *res = &ctx->mixer_res;
mutex_lock(&ctx->mixer_mutex);
@@ -1100,6 +1094,7 @@ static void mixer_poweron(struct exynos_drm_manager *mgr)
pm_runtime_get_sync(ctx->dev);
clk_prepare_enable(res->mixer);
+ clk_prepare_enable(res->hdmi);
if (ctx->vp_enabled) {
clk_prepare_enable(res->vp);
if (ctx->has_sclk)
@@ -1115,12 +1110,11 @@ static void mixer_poweron(struct exynos_drm_manager *mgr)
mixer_reg_write(res, MXR_INT_EN, ctx->int_en);
mixer_win_reset(ctx);
- mixer_window_resume(mgr);
+ mixer_window_resume(ctx);
}
-static void mixer_poweroff(struct exynos_drm_manager *mgr)
+static void mixer_poweroff(struct mixer_context *ctx)
{
- struct mixer_context *ctx = mgr_to_mixer(mgr);
struct mixer_resources *res = &ctx->mixer_res;
mutex_lock(&ctx->mixer_mutex);
@@ -1131,7 +1125,7 @@ static void mixer_poweroff(struct exynos_drm_manager *mgr)
mutex_unlock(&ctx->mixer_mutex);
mixer_stop(ctx);
- mixer_window_suspend(mgr);
+ mixer_window_suspend(ctx);
ctx->int_en = mixer_reg_read(res, MXR_INT_EN);
@@ -1139,6 +1133,7 @@ static void mixer_poweroff(struct exynos_drm_manager *mgr)
ctx->powered = false;
mutex_unlock(&ctx->mixer_mutex);
+ clk_disable_unprepare(res->hdmi);
clk_disable_unprepare(res->mixer);
if (ctx->vp_enabled) {
clk_disable_unprepare(res->vp);
@@ -1149,16 +1144,16 @@ static void mixer_poweroff(struct exynos_drm_manager *mgr)
pm_runtime_put_sync(ctx->dev);
}
-static void mixer_dpms(struct exynos_drm_manager *mgr, int mode)
+static void mixer_dpms(struct exynos_drm_crtc *crtc, int mode)
{
switch (mode) {
case DRM_MODE_DPMS_ON:
- mixer_poweron(mgr);
+ mixer_poweron(crtc->ctx);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
- mixer_poweroff(mgr);
+ mixer_poweroff(crtc->ctx);
break;
default:
DRM_DEBUG_KMS("unknown dpms mode: %d\n", mode);
@@ -1186,7 +1181,7 @@ int mixer_check_mode(struct drm_display_mode *mode)
return -EINVAL;
}
-static struct exynos_drm_manager_ops mixer_manager_ops = {
+static struct exynos_drm_crtc_ops mixer_crtc_ops = {
.dpms = mixer_dpms,
.enable_vblank = mixer_enable_vblank,
.disable_vblank = mixer_disable_vblank,
@@ -1257,24 +1252,31 @@ static int mixer_bind(struct device *dev, struct device *manager, void *data)
struct drm_device *drm_dev = data;
int ret;
- ret = mixer_initialize(&ctx->manager, drm_dev);
+ ret = mixer_initialize(ctx, drm_dev);
if (ret)
return ret;
- ret = exynos_drm_crtc_create(&ctx->manager);
- if (ret) {
- mixer_mgr_remove(&ctx->manager);
- return ret;
+ ctx->crtc = exynos_drm_crtc_create(drm_dev, ctx->pipe,
+ EXYNOS_DISPLAY_TYPE_HDMI,
+ &mixer_crtc_ops, ctx);
+ if (IS_ERR(ctx->crtc)) {
+ mixer_ctx_remove(ctx);
+ ret = PTR_ERR(ctx->crtc);
+ goto free_ctx;
}
return 0;
+
+free_ctx:
+ devm_kfree(dev, ctx);
+ return ret;
}
static void mixer_unbind(struct device *dev, struct device *master, void *data)
{
struct mixer_context *ctx = dev_get_drvdata(dev);
- mixer_mgr_remove(&ctx->manager);
+ mixer_ctx_remove(ctx);
}
static const struct component_ops mixer_component_ops = {
@@ -1297,9 +1299,6 @@ static int mixer_probe(struct platform_device *pdev)
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;
@@ -1321,7 +1320,7 @@ static int mixer_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, ctx);
ret = exynos_drm_component_add(&pdev->dev, EXYNOS_DEVICE_TYPE_CRTC,
- ctx->manager.type);
+ EXYNOS_DISPLAY_TYPE_HDMI);
if (ret)
return ret;