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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.c573
1 files changed, 254 insertions, 319 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index 2dfa48c76f5..ce288818d2c 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -36,10 +36,13 @@
#include "exynos_drm_drv.h"
#include "exynos_drm_crtc.h"
-#include "exynos_drm_hdmi.h"
#include "exynos_drm_iommu.h"
+#include "exynos_mixer.h"
-#define get_mixer_context(dev) platform_get_drvdata(to_platform_device(dev))
+#define get_mixer_manager(dev) platform_get_drvdata(to_platform_device(dev))
+
+#define MIXER_WIN_NR 3
+#define MIXER_DEFAULT_WIN 0
struct hdmi_win_data {
dma_addr_t dma_addr;
@@ -82,6 +85,7 @@ enum mixer_version_id {
};
struct mixer_context {
+ struct platform_device *pdev;
struct device *dev;
struct drm_device *drm_dev;
int pipe;
@@ -94,7 +98,6 @@ struct mixer_context {
struct mixer_resources mixer_res;
struct hdmi_win_data win_data[MIXER_WIN_NR];
enum mixer_version_id mxr_ver;
- void *parent_ctx;
wait_queue_head_t wait_vsync_queue;
atomic_t wait_vsync_event;
};
@@ -685,31 +688,196 @@ static void mixer_win_reset(struct mixer_context *ctx)
spin_unlock_irqrestore(&res->reg_slock, flags);
}
-static int mixer_iommu_on(void *ctx, bool enable)
+static irqreturn_t mixer_irq_handler(int irq, void *arg)
+{
+ struct mixer_context *ctx = arg;
+ struct mixer_resources *res = &ctx->mixer_res;
+ u32 val, base, shadow;
+
+ spin_lock(&res->reg_slock);
+
+ /* read interrupt status for handling and clearing flags for VSYNC */
+ val = mixer_reg_read(res, MXR_INT_STATUS);
+
+ /* handling VSYNC */
+ if (val & MXR_INT_STATUS_VSYNC) {
+ /* interlace scan need to check shadow register */
+ if (ctx->interlace) {
+ base = mixer_reg_read(res, MXR_GRAPHIC_BASE(0));
+ shadow = mixer_reg_read(res, MXR_GRAPHIC_BASE_S(0));
+ if (base != shadow)
+ goto out;
+
+ base = mixer_reg_read(res, MXR_GRAPHIC_BASE(1));
+ shadow = mixer_reg_read(res, MXR_GRAPHIC_BASE_S(1));
+ if (base != shadow)
+ goto out;
+ }
+
+ drm_handle_vblank(ctx->drm_dev, ctx->pipe);
+ exynos_drm_crtc_finish_pageflip(ctx->drm_dev, ctx->pipe);
+
+ /* set wait vsync event to zero and wake up queue. */
+ if (atomic_read(&ctx->wait_vsync_event)) {
+ atomic_set(&ctx->wait_vsync_event, 0);
+ wake_up(&ctx->wait_vsync_queue);
+ }
+ }
+
+out:
+ /* clear interrupts */
+ if (~val & MXR_INT_EN_VSYNC) {
+ /* vsync interrupt use different bit for read and clear */
+ val &= ~MXR_INT_EN_VSYNC;
+ val |= MXR_INT_CLEAR_VSYNC;
+ }
+ mixer_reg_write(res, MXR_INT_STATUS, val);
+
+ spin_unlock(&res->reg_slock);
+
+ return IRQ_HANDLED;
+}
+
+static int mixer_resources_init(struct mixer_context *mixer_ctx)
{
- struct exynos_drm_hdmi_context *drm_hdmi_ctx;
- struct mixer_context *mdata = ctx;
- struct drm_device *drm_dev;
+ struct device *dev = &mixer_ctx->pdev->dev;
+ struct mixer_resources *mixer_res = &mixer_ctx->mixer_res;
+ struct resource *res;
+ int ret;
- drm_hdmi_ctx = mdata->parent_ctx;
- drm_dev = drm_hdmi_ctx->drm_dev;
+ spin_lock_init(&mixer_res->reg_slock);
- if (is_drm_iommu_supported(drm_dev)) {
- if (enable)
- return drm_iommu_attach_device(drm_dev, mdata->dev);
+ mixer_res->mixer = devm_clk_get(dev, "mixer");
+ if (IS_ERR(mixer_res->mixer)) {
+ dev_err(dev, "failed to get clock 'mixer'\n");
+ return -ENODEV;
+ }
- drm_iommu_detach_device(drm_dev, mdata->dev);
+ 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");
+ return -ENODEV;
+ }
+ res = platform_get_resource(mixer_ctx->pdev, IORESOURCE_MEM, 0);
+ if (res == NULL) {
+ dev_err(dev, "get memory resource failed.\n");
+ return -ENXIO;
}
+
+ mixer_res->mixer_regs = devm_ioremap(dev, res->start,
+ resource_size(res));
+ if (mixer_res->mixer_regs == NULL) {
+ dev_err(dev, "register mapping failed.\n");
+ return -ENXIO;
+ }
+
+ res = platform_get_resource(mixer_ctx->pdev, IORESOURCE_IRQ, 0);
+ if (res == NULL) {
+ dev_err(dev, "get interrupt resource failed.\n");
+ return -ENXIO;
+ }
+
+ ret = devm_request_irq(dev, res->start, mixer_irq_handler,
+ 0, "drm_mixer", mixer_ctx);
+ if (ret) {
+ dev_err(dev, "request interrupt failed.\n");
+ return ret;
+ }
+ mixer_res->irq = res->start;
+
return 0;
}
-static int mixer_enable_vblank(void *ctx, int pipe)
+static int vp_resources_init(struct mixer_context *mixer_ctx)
{
- struct mixer_context *mixer_ctx = ctx;
- struct mixer_resources *res = &mixer_ctx->mixer_res;
+ struct device *dev = &mixer_ctx->pdev->dev;
+ struct mixer_resources *mixer_res = &mixer_ctx->mixer_res;
+ struct resource *res;
+
+ mixer_res->vp = devm_clk_get(dev, "vp");
+ if (IS_ERR(mixer_res->vp)) {
+ dev_err(dev, "failed to get clock 'vp'\n");
+ return -ENODEV;
+ }
+ mixer_res->sclk_mixer = devm_clk_get(dev, "sclk_mixer");
+ if (IS_ERR(mixer_res->sclk_mixer)) {
+ dev_err(dev, "failed to get clock 'sclk_mixer'\n");
+ return -ENODEV;
+ }
+ mixer_res->sclk_dac = devm_clk_get(dev, "sclk_dac");
+ if (IS_ERR(mixer_res->sclk_dac)) {
+ dev_err(dev, "failed to get clock 'sclk_dac'\n");
+ return -ENODEV;
+ }
+
+ if (mixer_res->sclk_hdmi)
+ clk_set_parent(mixer_res->sclk_mixer, mixer_res->sclk_hdmi);
+
+ res = platform_get_resource(mixer_ctx->pdev, IORESOURCE_MEM, 1);
+ if (res == NULL) {
+ dev_err(dev, "get memory resource failed.\n");
+ return -ENXIO;
+ }
+ mixer_res->vp_regs = devm_ioremap(dev, res->start,
+ resource_size(res));
+ if (mixer_res->vp_regs == NULL) {
+ dev_err(dev, "register mapping failed.\n");
+ return -ENXIO;
+ }
+
+ return 0;
+}
+
+static int mixer_initialize(struct exynos_drm_manager *mgr,
+ struct drm_device *drm_dev, int pipe)
+{
+ int ret;
+ struct mixer_context *mixer_ctx = mgr->ctx;
+
+ mixer_ctx->drm_dev = drm_dev;
mixer_ctx->pipe = pipe;
+ /* acquire resources: regs, irqs, clocks */
+ ret = mixer_resources_init(mixer_ctx);
+ if (ret) {
+ DRM_ERROR("mixer_resources_init failed ret=%d\n", ret);
+ return ret;
+ }
+
+ if (mixer_ctx->vp_enabled) {
+ /* acquire vp resources: regs, irqs, clocks */
+ ret = vp_resources_init(mixer_ctx);
+ if (ret) {
+ DRM_ERROR("vp_resources_init failed ret=%d\n", ret);
+ return ret;
+ }
+ }
+
+ if (!is_drm_iommu_supported(mixer_ctx->drm_dev))
+ return 0;
+
+ return drm_iommu_attach_device(mixer_ctx->drm_dev, mixer_ctx->dev);
+}
+
+static void mixer_mgr_remove(struct exynos_drm_manager *mgr)
+{
+ struct mixer_context *mixer_ctx = mgr->ctx;
+
+ 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)
+{
+ struct mixer_context *mixer_ctx = mgr->ctx;
+ struct mixer_resources *res = &mixer_ctx->mixer_res;
+
+ if (!mixer_ctx->powered) {
+ mixer_ctx->int_en |= MXR_INT_EN_VSYNC;
+ return 0;
+ }
+
/* enable vsync interrupt */
mixer_reg_writemask(res, MXR_INT_EN, MXR_INT_EN_VSYNC,
MXR_INT_EN_VSYNC);
@@ -717,19 +885,19 @@ static int mixer_enable_vblank(void *ctx, int pipe)
return 0;
}
-static void mixer_disable_vblank(void *ctx)
+static void mixer_disable_vblank(struct exynos_drm_manager *mgr)
{
- struct mixer_context *mixer_ctx = ctx;
+ struct mixer_context *mixer_ctx = mgr->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(void *ctx,
- struct exynos_drm_overlay *overlay)
+static void mixer_win_mode_set(struct exynos_drm_manager *mgr,
+ struct exynos_drm_overlay *overlay)
{
- struct mixer_context *mixer_ctx = ctx;
+ struct mixer_context *mixer_ctx = mgr->ctx;
struct hdmi_win_data *win_data;
int win;
@@ -778,9 +946,10 @@ static void mixer_win_mode_set(void *ctx,
win_data->scan_flags = overlay->scan_flag;
}
-static void mixer_win_commit(void *ctx, int win)
+static void mixer_win_commit(struct exynos_drm_manager *mgr, int zpos)
{
- struct mixer_context *mixer_ctx = ctx;
+ struct mixer_context *mixer_ctx = mgr->ctx;
+ int win = zpos == DEFAULT_ZPOS ? MIXER_DEFAULT_WIN : zpos;
DRM_DEBUG_KMS("win: %d\n", win);
@@ -799,10 +968,11 @@ static void mixer_win_commit(void *ctx, int win)
mixer_ctx->win_data[win].enabled = true;
}
-static void mixer_win_disable(void *ctx, int win)
+static void mixer_win_disable(struct exynos_drm_manager *mgr, int zpos)
{
- struct mixer_context *mixer_ctx = ctx;
+ struct mixer_context *mixer_ctx = mgr->ctx;
struct mixer_resources *res = &mixer_ctx->mixer_res;
+ int win = zpos == DEFAULT_ZPOS ? MIXER_DEFAULT_WIN : zpos;
unsigned long flags;
DRM_DEBUG_KMS("win: %d\n", win);
@@ -826,32 +996,9 @@ static void mixer_win_disable(void *ctx, int win)
mixer_ctx->win_data[win].enabled = false;
}
-static int mixer_check_mode(void *ctx, struct drm_display_mode *mode)
+static void mixer_wait_for_vblank(struct exynos_drm_manager *mgr)
{
- struct mixer_context *mixer_ctx = ctx;
- u32 w, h;
-
- w = mode->hdisplay;
- h = mode->vdisplay;
-
- DRM_DEBUG_KMS("xres=%d, yres=%d, refresh=%d, intl=%d\n",
- mode->hdisplay, mode->vdisplay, mode->vrefresh,
- (mode->flags & DRM_MODE_FLAG_INTERLACE) ? 1 : 0);
-
- if (mixer_ctx->mxr_ver == MXR_VER_0_0_0_16 ||
- mixer_ctx->mxr_ver == MXR_VER_128_0_0_184)
- return 0;
-
- if ((w >= 464 && w <= 720 && h >= 261 && h <= 576) ||
- (w >= 1024 && w <= 1280 && h >= 576 && h <= 720) ||
- (w >= 1664 && w <= 1920 && h >= 936 && h <= 1080))
- return 0;
-
- return -EINVAL;
-}
-static void mixer_wait_for_vblank(void *ctx)
-{
- struct mixer_context *mixer_ctx = ctx;
+ struct mixer_context *mixer_ctx = mgr->ctx;
mutex_lock(&mixer_ctx->mixer_mutex);
if (!mixer_ctx->powered) {
@@ -872,21 +1019,23 @@ static void mixer_wait_for_vblank(void *ctx)
DRM_DEBUG_KMS("vblank wait timed out.\n");
}
-static void mixer_window_suspend(struct mixer_context *ctx)
+static void mixer_window_suspend(struct exynos_drm_manager *mgr)
{
+ struct mixer_context *ctx = mgr->ctx;
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(ctx, i);
+ mixer_win_disable(mgr, i);
}
- mixer_wait_for_vblank(ctx);
+ mixer_wait_for_vblank(mgr);
}
-static void mixer_window_resume(struct mixer_context *ctx)
+static void mixer_window_resume(struct exynos_drm_manager *mgr)
{
+ struct mixer_context *ctx = mgr->ctx;
struct hdmi_win_data *win_data;
int i;
@@ -894,11 +1043,14 @@ static void mixer_window_resume(struct mixer_context *ctx)
win_data = &ctx->win_data[i];
win_data->enabled = win_data->resume;
win_data->resume = false;
+ if (win_data->enabled)
+ mixer_win_commit(mgr, i);
}
}
-static void mixer_poweron(struct mixer_context *ctx)
+static void mixer_poweron(struct exynos_drm_manager *mgr)
{
+ struct mixer_context *ctx = mgr->ctx;
struct mixer_resources *res = &ctx->mixer_res;
mutex_lock(&ctx->mixer_mutex);
@@ -909,6 +1061,8 @@ static void mixer_poweron(struct mixer_context *ctx)
ctx->powered = true;
mutex_unlock(&ctx->mixer_mutex);
+ pm_runtime_get_sync(ctx->dev);
+
clk_prepare_enable(res->mixer);
if (ctx->vp_enabled) {
clk_prepare_enable(res->vp);
@@ -918,11 +1072,12 @@ static void mixer_poweron(struct mixer_context *ctx)
mixer_reg_write(res, MXR_INT_EN, ctx->int_en);
mixer_win_reset(ctx);
- mixer_window_resume(ctx);
+ mixer_window_resume(mgr);
}
-static void mixer_poweroff(struct mixer_context *ctx)
+static void mixer_poweroff(struct exynos_drm_manager *mgr)
{
+ struct mixer_context *ctx = mgr->ctx;
struct mixer_resources *res = &ctx->mixer_res;
mutex_lock(&ctx->mixer_mutex);
@@ -930,7 +1085,7 @@ static void mixer_poweroff(struct mixer_context *ctx)
goto out;
mutex_unlock(&ctx->mixer_mutex);
- mixer_window_suspend(ctx);
+ mixer_window_suspend(mgr);
ctx->int_en = mixer_reg_read(res, MXR_INT_EN);
@@ -940,6 +1095,8 @@ static void mixer_poweroff(struct mixer_context *ctx)
clk_disable_unprepare(res->sclk_mixer);
}
+ pm_runtime_put_sync(ctx->dev);
+
mutex_lock(&ctx->mixer_mutex);
ctx->powered = false;
@@ -947,20 +1104,16 @@ out:
mutex_unlock(&ctx->mixer_mutex);
}
-static void mixer_dpms(void *ctx, int mode)
+static void mixer_dpms(struct exynos_drm_manager *mgr, int mode)
{
- struct mixer_context *mixer_ctx = ctx;
-
switch (mode) {
case DRM_MODE_DPMS_ON:
- if (pm_runtime_suspended(mixer_ctx->dev))
- pm_runtime_get_sync(mixer_ctx->dev);
+ mixer_poweron(mgr);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
- if (!pm_runtime_suspended(mixer_ctx->dev))
- pm_runtime_put_sync(mixer_ctx->dev);
+ mixer_poweroff(mgr);
break;
default:
DRM_DEBUG_KMS("unknown dpms mode: %d\n", mode);
@@ -968,169 +1121,42 @@ static void mixer_dpms(void *ctx, int mode)
}
}
-static struct exynos_mixer_ops mixer_ops = {
- /* manager */
- .iommu_on = mixer_iommu_on,
- .enable_vblank = mixer_enable_vblank,
- .disable_vblank = mixer_disable_vblank,
- .wait_for_vblank = mixer_wait_for_vblank,
- .dpms = mixer_dpms,
-
- /* overlay */
- .win_mode_set = mixer_win_mode_set,
- .win_commit = mixer_win_commit,
- .win_disable = mixer_win_disable,
-
- /* display */
- .check_mode = mixer_check_mode,
-};
-
-static irqreturn_t mixer_irq_handler(int irq, void *arg)
-{
- struct exynos_drm_hdmi_context *drm_hdmi_ctx = arg;
- struct mixer_context *ctx = drm_hdmi_ctx->ctx;
- struct mixer_resources *res = &ctx->mixer_res;
- u32 val, base, shadow;
-
- spin_lock(&res->reg_slock);
-
- /* read interrupt status for handling and clearing flags for VSYNC */
- val = mixer_reg_read(res, MXR_INT_STATUS);
-
- /* handling VSYNC */
- if (val & MXR_INT_STATUS_VSYNC) {
- /* interlace scan need to check shadow register */
- if (ctx->interlace) {
- base = mixer_reg_read(res, MXR_GRAPHIC_BASE(0));
- shadow = mixer_reg_read(res, MXR_GRAPHIC_BASE_S(0));
- if (base != shadow)
- goto out;
-
- base = mixer_reg_read(res, MXR_GRAPHIC_BASE(1));
- shadow = mixer_reg_read(res, MXR_GRAPHIC_BASE_S(1));
- if (base != shadow)
- goto out;
- }
-
- drm_handle_vblank(drm_hdmi_ctx->drm_dev, ctx->pipe);
- exynos_drm_crtc_finish_pageflip(drm_hdmi_ctx->drm_dev,
- ctx->pipe);
-
- /* set wait vsync event to zero and wake up queue. */
- if (atomic_read(&ctx->wait_vsync_event)) {
- atomic_set(&ctx->wait_vsync_event, 0);
- wake_up(&ctx->wait_vsync_queue);
- }
- }
-
-out:
- /* clear interrupts */
- if (~val & MXR_INT_EN_VSYNC) {
- /* vsync interrupt use different bit for read and clear */
- val &= ~MXR_INT_EN_VSYNC;
- val |= MXR_INT_CLEAR_VSYNC;
- }
- mixer_reg_write(res, MXR_INT_STATUS, val);
-
- spin_unlock(&res->reg_slock);
-
- return IRQ_HANDLED;
-}
-
-static int mixer_resources_init(struct exynos_drm_hdmi_context *ctx,
- struct platform_device *pdev)
+/* Only valid for Mixer version 16.0.33.0 */
+int mixer_check_mode(struct drm_display_mode *mode)
{
- struct mixer_context *mixer_ctx = ctx->ctx;
- struct device *dev = &pdev->dev;
- struct mixer_resources *mixer_res = &mixer_ctx->mixer_res;
- struct resource *res;
- int ret;
-
- spin_lock_init(&mixer_res->reg_slock);
-
- mixer_res->mixer = devm_clk_get(dev, "mixer");
- if (IS_ERR(mixer_res->mixer)) {
- dev_err(dev, "failed to get clock 'mixer'\n");
- return -ENODEV;
- }
-
- 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");
- return -ENODEV;
- }
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (res == NULL) {
- dev_err(dev, "get memory resource failed.\n");
- return -ENXIO;
- }
+ u32 w, h;
- mixer_res->mixer_regs = devm_ioremap(dev, res->start,
- resource_size(res));
- if (mixer_res->mixer_regs == NULL) {
- dev_err(dev, "register mapping failed.\n");
- return -ENXIO;
- }
+ w = mode->hdisplay;
+ h = mode->vdisplay;
- res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (res == NULL) {
- dev_err(dev, "get interrupt resource failed.\n");
- return -ENXIO;
- }
+ DRM_DEBUG_KMS("xres=%d, yres=%d, refresh=%d, intl=%d\n",
+ mode->hdisplay, mode->vdisplay, mode->vrefresh,
+ (mode->flags & DRM_MODE_FLAG_INTERLACE) ? 1 : 0);
- ret = devm_request_irq(dev, res->start, mixer_irq_handler,
- 0, "drm_mixer", ctx);
- if (ret) {
- dev_err(dev, "request interrupt failed.\n");
- return ret;
- }
- mixer_res->irq = res->start;
+ if ((w >= 464 && w <= 720 && h >= 261 && h <= 576) ||
+ (w >= 1024 && w <= 1280 && h >= 576 && h <= 720) ||
+ (w >= 1664 && w <= 1920 && h >= 936 && h <= 1080))
+ return 0;
- return 0;
+ return -EINVAL;
}
-static int vp_resources_init(struct exynos_drm_hdmi_context *ctx,
- struct platform_device *pdev)
-{
- struct mixer_context *mixer_ctx = ctx->ctx;
- struct device *dev = &pdev->dev;
- struct mixer_resources *mixer_res = &mixer_ctx->mixer_res;
- struct resource *res;
-
- mixer_res->vp = devm_clk_get(dev, "vp");
- if (IS_ERR(mixer_res->vp)) {
- dev_err(dev, "failed to get clock 'vp'\n");
- return -ENODEV;
- }
- mixer_res->sclk_mixer = devm_clk_get(dev, "sclk_mixer");
- if (IS_ERR(mixer_res->sclk_mixer)) {
- dev_err(dev, "failed to get clock 'sclk_mixer'\n");
- return -ENODEV;
- }
- mixer_res->sclk_dac = devm_clk_get(dev, "sclk_dac");
- if (IS_ERR(mixer_res->sclk_dac)) {
- dev_err(dev, "failed to get clock 'sclk_dac'\n");
- return -ENODEV;
- }
-
- if (mixer_res->sclk_hdmi)
- clk_set_parent(mixer_res->sclk_mixer, mixer_res->sclk_hdmi);
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- if (res == NULL) {
- dev_err(dev, "get memory resource failed.\n");
- return -ENXIO;
- }
-
- mixer_res->vp_regs = devm_ioremap(dev, res->start,
- resource_size(res));
- if (mixer_res->vp_regs == NULL) {
- dev_err(dev, "register mapping failed.\n");
- return -ENXIO;
- }
+static struct exynos_drm_manager_ops mixer_manager_ops = {
+ .initialize = mixer_initialize,
+ .remove = mixer_mgr_remove,
+ .dpms = mixer_dpms,
+ .enable_vblank = mixer_enable_vblank,
+ .disable_vblank = mixer_disable_vblank,
+ .wait_for_vblank = mixer_wait_for_vblank,
+ .win_mode_set = mixer_win_mode_set,
+ .win_commit = mixer_win_commit,
+ .win_disable = mixer_win_disable,
+};
- return 0;
-}
+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,
@@ -1177,21 +1203,16 @@ static struct of_device_id mixer_match_types[] = {
static int mixer_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- struct exynos_drm_hdmi_context *drm_hdmi_ctx;
struct mixer_context *ctx;
struct mixer_drv_data *drv;
- int ret;
dev_info(dev, "probe start\n");
- drm_hdmi_ctx = devm_kzalloc(dev, sizeof(*drm_hdmi_ctx),
- GFP_KERNEL);
- if (!drm_hdmi_ctx)
- return -ENOMEM;
-
- ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
- if (!ctx)
+ 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);
@@ -1204,46 +1225,20 @@ static int mixer_probe(struct platform_device *pdev)
platform_get_device_id(pdev)->driver_data;
}
+ ctx->pdev = pdev;
ctx->dev = dev;
- ctx->parent_ctx = (void *)drm_hdmi_ctx;
- drm_hdmi_ctx->ctx = (void *)ctx;
ctx->vp_enabled = drv->is_vp_enabled;
ctx->mxr_ver = drv->version;
init_waitqueue_head(&ctx->wait_vsync_queue);
atomic_set(&ctx->wait_vsync_event, 0);
- platform_set_drvdata(pdev, drm_hdmi_ctx);
-
- /* acquire resources: regs, irqs, clocks */
- ret = mixer_resources_init(drm_hdmi_ctx, pdev);
- if (ret) {
- DRM_ERROR("mixer_resources_init failed\n");
- goto fail;
- }
-
- if (ctx->vp_enabled) {
- /* acquire vp resources: regs, irqs, clocks */
- ret = vp_resources_init(drm_hdmi_ctx, pdev);
- if (ret) {
- DRM_ERROR("vp_resources_init failed\n");
- goto fail;
- }
- }
-
- /* attach mixer driver to common hdmi. */
- exynos_mixer_drv_attach(drm_hdmi_ctx);
-
- /* register specific callback point to common hdmi. */
- exynos_mixer_ops_register(&mixer_ops);
+ mixer_manager.ctx = ctx;
+ platform_set_drvdata(pdev, &mixer_manager);
+ exynos_drm_manager_register(&mixer_manager);
pm_runtime_enable(dev);
return 0;
-
-
-fail:
- dev_info(dev, "probe failed\n");
- return ret;
}
static int mixer_remove(struct platform_device *pdev)
@@ -1255,70 +1250,10 @@ static int mixer_remove(struct platform_device *pdev)
return 0;
}
-#ifdef CONFIG_PM_SLEEP
-static int mixer_suspend(struct device *dev)
-{
- struct exynos_drm_hdmi_context *drm_hdmi_ctx = get_mixer_context(dev);
- struct mixer_context *ctx = drm_hdmi_ctx->ctx;
-
- if (pm_runtime_suspended(dev)) {
- DRM_DEBUG_KMS("Already suspended\n");
- return 0;
- }
-
- mixer_poweroff(ctx);
-
- return 0;
-}
-
-static int mixer_resume(struct device *dev)
-{
- struct exynos_drm_hdmi_context *drm_hdmi_ctx = get_mixer_context(dev);
- struct mixer_context *ctx = drm_hdmi_ctx->ctx;
-
- if (!pm_runtime_suspended(dev)) {
- DRM_DEBUG_KMS("Already resumed\n");
- return 0;
- }
-
- mixer_poweron(ctx);
-
- return 0;
-}
-#endif
-
-#ifdef CONFIG_PM_RUNTIME
-static int mixer_runtime_suspend(struct device *dev)
-{
- struct exynos_drm_hdmi_context *drm_hdmi_ctx = get_mixer_context(dev);
- struct mixer_context *ctx = drm_hdmi_ctx->ctx;
-
- mixer_poweroff(ctx);
-
- return 0;
-}
-
-static int mixer_runtime_resume(struct device *dev)
-{
- struct exynos_drm_hdmi_context *drm_hdmi_ctx = get_mixer_context(dev);
- struct mixer_context *ctx = drm_hdmi_ctx->ctx;
-
- mixer_poweron(ctx);
-
- return 0;
-}
-#endif
-
-static const struct dev_pm_ops mixer_pm_ops = {
- SET_SYSTEM_SLEEP_PM_OPS(mixer_suspend, mixer_resume)
- SET_RUNTIME_PM_OPS(mixer_runtime_suspend, mixer_runtime_resume, NULL)
-};
-
struct platform_driver mixer_driver = {
.driver = {
.name = "exynos-mixer",
.owner = THIS_MODULE,
- .pm = &mixer_pm_ops,
.of_match_table = mixer_match_types,
},
.probe = mixer_probe,