struct exynos_drm_subdrv subdrv;
struct exynos_drm_hdmi_context *hdmi_ctx;
struct exynos_drm_hdmi_context *mixer_ctx;
+
+ bool enabled[MIXER_WIN_NR];
};
void exynos_hdmi_ops_register(struct exynos_hdmi_ops *ops)
DRM_DEBUG_KMS("%s\n", __FILE__);
- switch (mode) {
- case DRM_MODE_DPMS_ON:
- break;
- case DRM_MODE_DPMS_STANDBY:
- case DRM_MODE_DPMS_SUSPEND:
- case DRM_MODE_DPMS_OFF:
- if (hdmi_ops && hdmi_ops->disable)
- hdmi_ops->disable(ctx->hdmi_ctx->ctx);
- break;
- default:
- DRM_DEBUG_KMS("unkown dps mode: %d\n", mode);
- break;
+ if (mixer_ops && mixer_ops->dpms)
+ mixer_ops->dpms(ctx->mixer_ctx->ctx, mode);
+
+ if (hdmi_ops && hdmi_ops->dpms)
+ hdmi_ops->dpms(ctx->hdmi_ctx->ctx, mode);
+}
+
+static void drm_hdmi_apply(struct device *subdrv_dev)
+{
+ struct drm_hdmi_context *ctx = to_context(subdrv_dev);
+ int i;
+
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ for (i = 0; i < MIXER_WIN_NR; i++) {
+ if (!ctx->enabled[i])
+ continue;
+ if (mixer_ops && mixer_ops->win_commit)
+ mixer_ops->win_commit(ctx->mixer_ctx->ctx, i);
}
+
+ if (hdmi_ops && hdmi_ops->commit)
+ hdmi_ops->commit(ctx->hdmi_ctx->ctx);
}
static struct exynos_drm_manager_ops drm_hdmi_manager_ops = {
.dpms = drm_hdmi_dpms,
+ .apply = drm_hdmi_apply,
.enable_vblank = drm_hdmi_enable_vblank,
.disable_vblank = drm_hdmi_disable_vblank,
.mode_fixup = drm_hdmi_mode_fixup,
static void drm_mixer_commit(struct device *subdrv_dev, int zpos)
{
struct drm_hdmi_context *ctx = to_context(subdrv_dev);
+ int win = (zpos == DEFAULT_ZPOS) ? MIXER_DEFAULT_WIN : zpos;
DRM_DEBUG_KMS("%s\n", __FILE__);
+ if (win < 0 || win > MIXER_WIN_NR) {
+ DRM_ERROR("mixer window[%d] is wrong\n", win);
+ return;
+ }
+
if (mixer_ops && mixer_ops->win_commit)
- mixer_ops->win_commit(ctx->mixer_ctx->ctx, zpos);
+ mixer_ops->win_commit(ctx->mixer_ctx->ctx, win);
+
+ ctx->enabled[win] = true;
}
static void drm_mixer_disable(struct device *subdrv_dev, int zpos)
{
struct drm_hdmi_context *ctx = to_context(subdrv_dev);
+ int win = (zpos == DEFAULT_ZPOS) ? MIXER_DEFAULT_WIN : zpos;
DRM_DEBUG_KMS("%s\n", __FILE__);
+ if (win < 0 || win > MIXER_WIN_NR) {
+ DRM_ERROR("mixer window[%d] is wrong\n", win);
+ return;
+ }
+
if (mixer_ops && mixer_ops->win_disable)
- mixer_ops->win_disable(ctx->mixer_ctx->ctx, zpos);
+ mixer_ops->win_disable(ctx->mixer_ctx->ctx, win);
+
+ ctx->enabled[win] = false;
}
static struct exynos_drm_overlay_ops drm_hdmi_overlay_ops = {
return 0;
}
-static int hdmi_runtime_suspend(struct device *dev)
-{
- DRM_DEBUG_KMS("%s\n", __FILE__);
-
- return 0;
-}
-
-static int hdmi_runtime_resume(struct device *dev)
-{
- DRM_DEBUG_KMS("%s\n", __FILE__);
-
- return 0;
-}
-
-static const struct dev_pm_ops hdmi_pm_ops = {
- .runtime_suspend = hdmi_runtime_suspend,
- .runtime_resume = hdmi_runtime_resume,
-};
-
static int __devexit exynos_drm_hdmi_remove(struct platform_device *pdev)
{
struct drm_hdmi_context *ctx = platform_get_drvdata(pdev);
.driver = {
.name = "exynos-drm-hdmi",
.owner = THIS_MODULE,
- .pm = &hdmi_pm_ops,
},
};
#ifndef _EXYNOS_DRM_HDMI_H_
#define _EXYNOS_DRM_HDMI_H_
+#define MIXER_WIN_NR 3
+#define MIXER_DEFAULT_WIN 0
+
/*
* exynos hdmi common context structure.
*
void (*get_max_resol)(void *ctx, unsigned int *width,
unsigned int *height);
void (*commit)(void *ctx);
- void (*disable)(void *ctx);
+ void (*dpms)(void *ctx, int mode);
};
struct exynos_mixer_ops {
/* manager */
int (*enable_vblank)(void *ctx, int pipe);
void (*disable_vblank)(void *ctx);
+ void (*dpms)(void *ctx, int mode);
/* overlay */
void (*win_mode_set)(void *ctx, struct exynos_drm_overlay *overlay);
struct hdmi_context {
struct device *dev;
struct drm_device *drm_dev;
- bool hpd_handle;
- bool enabled;
+ bool hpd;
+ bool powered;
bool is_v13;
+ struct mutex hdmi_mutex;
struct resource *regs_res;
void __iomem *regs;
- unsigned int irq;
+ unsigned int external_irq;
+ unsigned int internal_irq;
struct i2c_client *ddc_port;
struct i2c_client *hdmiphy_port;
static bool hdmi_is_connected(void *ctx)
{
struct hdmi_context *hdata = ctx;
- u32 val = hdmi_reg_read(hdata, HDMI_HPD_STATUS);
- if (val)
- return true;
-
- return false;
+ return hdata->hpd;
}
static int hdmi_get_edid(void *ctx, struct drm_connector *connector,
return hdmi_v14_check_timing(check_timing);
}
-static int hdmi_display_power_on(void *ctx, int mode)
-{
- DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
-
- switch (mode) {
- case DRM_MODE_DPMS_ON:
- DRM_DEBUG_KMS("hdmi [on]\n");
- break;
- case DRM_MODE_DPMS_STANDBY:
- break;
- case DRM_MODE_DPMS_SUSPEND:
- break;
- case DRM_MODE_DPMS_OFF:
- DRM_DEBUG_KMS("hdmi [off]\n");
- break;
- default:
- break;
- }
-
- return 0;
-}
-
static void hdmi_set_acr(u32 freq, u8 *acr)
{
u32 n, cts;
{
u32 reg;
- /* disable hpd handle for drm */
- hdata->hpd_handle = false;
-
if (hdata->is_v13)
reg = HDMI_V13_CORE_RSTOUT;
else
mdelay(10);
hdmi_reg_writemask(hdata, reg, ~0, HDMI_CORE_SW_RSTOUT);
mdelay(10);
-
- /* enable hpd handle for drm */
- hdata->hpd_handle = true;
}
static void hdmi_conf_init(struct hdmi_context *hdata)
{
- /* disable hpd handle for drm */
- hdata->hpd_handle = false;
-
/* enable HPD interrupts */
hdmi_reg_writemask(hdata, HDMI_INTC_CON, 0, HDMI_INTC_EN_GLOBAL |
HDMI_INTC_EN_HPD_PLUG | HDMI_INTC_EN_HPD_UNPLUG);
hdmi_reg_writeb(hdata, HDMI_AVI_BYTE(1), 2 << 5);
hdmi_reg_writemask(hdata, HDMI_CON_1, 2, 3 << 5);
}
-
- /* enable hpd handle for drm */
- hdata->hpd_handle = true;
}
static void hdmi_v13_timing_apply(struct hdmi_context *hdata)
hdmiphy_conf_reset(hdata);
hdmiphy_conf_apply(hdata);
+ mutex_lock(&hdata->hdmi_mutex);
hdmi_conf_reset(hdata);
hdmi_conf_init(hdata);
+ mutex_unlock(&hdata->hdmi_mutex);
+
hdmi_audio_init(hdata);
/* setting core registers */
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
hdmi_conf_apply(hdata);
+}
+
+static void hdmi_poweron(struct hdmi_context *hdata)
+{
+ struct hdmi_resources *res = &hdata->res;
+
+ DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
+
+ mutex_lock(&hdata->hdmi_mutex);
+ if (hdata->powered) {
+ mutex_unlock(&hdata->hdmi_mutex);
+ return;
+ }
- hdata->enabled = true;
+ hdata->powered = true;
+
+ if (hdata->cfg_hpd)
+ hdata->cfg_hpd(true);
+ mutex_unlock(&hdata->hdmi_mutex);
+
+ pm_runtime_get_sync(hdata->dev);
+
+ regulator_bulk_enable(res->regul_count, res->regul_bulk);
+ clk_enable(res->hdmiphy);
+ clk_enable(res->hdmi);
+ clk_enable(res->sclk_hdmi);
+}
+
+static void hdmi_poweroff(struct hdmi_context *hdata)
+{
+ struct hdmi_resources *res = &hdata->res;
+
+ DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
+
+ mutex_lock(&hdata->hdmi_mutex);
+ if (!hdata->powered)
+ goto out;
+ mutex_unlock(&hdata->hdmi_mutex);
+
+ /*
+ * The TV power domain needs any condition of hdmiphy to turn off and
+ * its reset state seems to meet the condition.
+ */
+ hdmiphy_conf_reset(hdata);
+
+ clk_disable(res->sclk_hdmi);
+ clk_disable(res->hdmi);
+ clk_disable(res->hdmiphy);
+ regulator_bulk_disable(res->regul_count, res->regul_bulk);
+
+ pm_runtime_put_sync(hdata->dev);
+
+ mutex_lock(&hdata->hdmi_mutex);
+ if (hdata->cfg_hpd)
+ hdata->cfg_hpd(false);
+
+ hdata->powered = false;
+
+out:
+ mutex_unlock(&hdata->hdmi_mutex);
}
-static void hdmi_disable(void *ctx)
+static void hdmi_dpms(void *ctx, int mode)
{
struct hdmi_context *hdata = ctx;
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
- if (hdata->enabled) {
- hdmi_audio_control(hdata, false);
- hdmiphy_conf_reset(hdata);
- hdmi_conf_reset(hdata);
+ switch (mode) {
+ case DRM_MODE_DPMS_ON:
+ hdmi_poweron(hdata);
+ break;
+ case DRM_MODE_DPMS_STANDBY:
+ case DRM_MODE_DPMS_SUSPEND:
+ case DRM_MODE_DPMS_OFF:
+ hdmi_poweroff(hdata);
+ break;
+ default:
+ DRM_DEBUG_KMS("unknown dpms mode: %d\n", mode);
+ break;
}
}
.is_connected = hdmi_is_connected,
.get_edid = hdmi_get_edid,
.check_timing = hdmi_check_timing,
- .power_on = hdmi_display_power_on,
/* manager */
.mode_fixup = hdmi_mode_fixup,
.mode_set = hdmi_mode_set,
.get_max_resol = hdmi_get_max_resol,
.commit = hdmi_commit,
- .disable = hdmi_disable,
+ .dpms = hdmi_dpms,
};
-static irqreturn_t hdmi_irq_thread(int irq, void *arg)
+static irqreturn_t hdmi_external_irq_thread(int irq, void *arg)
+{
+ struct exynos_drm_hdmi_context *ctx = arg;
+ struct hdmi_context *hdata = ctx->ctx;
+
+ if (!hdata->get_hpd)
+ goto out;
+
+ mutex_lock(&hdata->hdmi_mutex);
+ hdata->hpd = hdata->get_hpd();
+ mutex_unlock(&hdata->hdmi_mutex);
+
+ if (ctx->drm_dev)
+ drm_helper_hpd_irq_event(ctx->drm_dev);
+
+out:
+ return IRQ_HANDLED;
+}
+
+static irqreturn_t hdmi_internal_irq_thread(int irq, void *arg)
{
struct exynos_drm_hdmi_context *ctx = arg;
struct hdmi_context *hdata = ctx->ctx;
intc_flag = hdmi_reg_read(hdata, HDMI_INTC_FLAG);
/* clearing flags for HPD plug/unplug */
if (intc_flag & HDMI_INTC_FLAG_HPD_UNPLUG) {
- DRM_DEBUG_KMS("unplugged, handling:%d\n", hdata->hpd_handle);
+ DRM_DEBUG_KMS("unplugged\n");
hdmi_reg_writemask(hdata, HDMI_INTC_FLAG, ~0,
HDMI_INTC_FLAG_HPD_UNPLUG);
}
if (intc_flag & HDMI_INTC_FLAG_HPD_PLUG) {
- DRM_DEBUG_KMS("plugged, handling:%d\n", hdata->hpd_handle);
+ DRM_DEBUG_KMS("plugged\n");
hdmi_reg_writemask(hdata, HDMI_INTC_FLAG, ~0,
HDMI_INTC_FLAG_HPD_PLUG);
}
- if (ctx->drm_dev && hdata->hpd_handle)
+ mutex_lock(&hdata->hdmi_mutex);
+ hdata->hpd = hdmi_reg_read(hdata, HDMI_HPD_STATUS);
+ if (hdata->powered && hdata->hpd) {
+ mutex_unlock(&hdata->hdmi_mutex);
+ goto out;
+ }
+ mutex_unlock(&hdata->hdmi_mutex);
+
+ if (ctx->drm_dev)
drm_helper_hpd_irq_event(ctx->drm_dev);
+out:
return IRQ_HANDLED;
}
return 0;
}
-static void hdmi_resource_poweron(struct hdmi_context *hdata)
-{
- struct hdmi_resources *res = &hdata->res;
-
- DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
-
- /* turn HDMI power on */
- regulator_bulk_enable(res->regul_count, res->regul_bulk);
- /* power-on hdmi physical interface */
- clk_enable(res->hdmiphy);
- /* turn clocks on */
- clk_enable(res->hdmi);
- clk_enable(res->sclk_hdmi);
-
- hdmiphy_conf_reset(hdata);
- hdmi_conf_reset(hdata);
- hdmi_conf_init(hdata);
- hdmi_audio_init(hdata);
-}
-
-static void hdmi_resource_poweroff(struct hdmi_context *hdata)
-{
- struct hdmi_resources *res = &hdata->res;
-
- DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
-
- /* turn clocks off */
- clk_disable(res->sclk_hdmi);
- clk_disable(res->hdmi);
- /* power-off hdmiphy */
- clk_disable(res->hdmiphy);
- /* turn HDMI power off */
- regulator_bulk_disable(res->regul_count, res->regul_bulk);
-}
-
-static int hdmi_runtime_suspend(struct device *dev)
-{
- struct exynos_drm_hdmi_context *ctx = get_hdmi_context(dev);
-
- DRM_DEBUG_KMS("%s\n", __func__);
-
- hdmi_resource_poweroff(ctx->ctx);
-
- return 0;
-}
-
-static int hdmi_runtime_resume(struct device *dev)
-{
- struct exynos_drm_hdmi_context *ctx = get_hdmi_context(dev);
-
- DRM_DEBUG_KMS("%s\n", __func__);
-
- hdmi_resource_poweron(ctx->ctx);
-
- return 0;
-}
-
-static const struct dev_pm_ops hdmi_pm_ops = {
- .runtime_suspend = hdmi_runtime_suspend,
- .runtime_resume = hdmi_runtime_resume,
-};
-
static struct i2c_client *hdmi_ddc, *hdmi_hdmiphy;
void hdmi_attach_ddc_client(struct i2c_client *ddc)
return -ENOMEM;
}
+ mutex_init(&hdata->hdmi_mutex);
+
drm_hdmi_ctx->ctx = (void *)hdata;
hdata->parent_ctx = (void *)drm_hdmi_ctx;
hdata->hdmiphy_port = hdmi_hdmiphy;
- hdata->irq = platform_get_irq_byname(pdev, "internal_irq");
- if (hdata->irq < 0) {
+ hdata->external_irq = platform_get_irq_byname(pdev, "external_irq");
+ if (hdata->external_irq < 0) {
DRM_ERROR("failed to get platform irq\n");
- ret = hdata->irq;
+ ret = hdata->external_irq;
goto err_hdmiphy;
}
- /* register hpd interrupt */
- ret = request_threaded_irq(hdata->irq, NULL, hdmi_irq_thread,
- IRQF_ONESHOT, "drm_hdmi", drm_hdmi_ctx);
+ hdata->internal_irq = platform_get_irq_byname(pdev, "internal_irq");
+ if (hdata->internal_irq < 0) {
+ DRM_ERROR("failed to get platform internal irq\n");
+ ret = hdata->internal_irq;
+ goto err_hdmiphy;
+ }
+
+ ret = request_threaded_irq(hdata->external_irq, NULL,
+ hdmi_external_irq_thread, IRQF_TRIGGER_RISING |
+ IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
+ "hdmi_external", drm_hdmi_ctx);
if (ret) {
- DRM_ERROR("request interrupt failed.\n");
+ DRM_ERROR("failed to register hdmi internal interrupt\n");
goto err_hdmiphy;
}
+ if (hdata->cfg_hpd)
+ hdata->cfg_hpd(false);
+
+ ret = request_threaded_irq(hdata->internal_irq, NULL,
+ hdmi_internal_irq_thread, IRQF_ONESHOT,
+ "hdmi_internal", drm_hdmi_ctx);
+ if (ret) {
+ DRM_ERROR("failed to register hdmi internal interrupt\n");
+ goto err_free_irq;
+ }
+
/* register specific callbacks to common hdmi. */
exynos_hdmi_ops_register(&hdmi_ops);
- hdmi_resource_poweron(hdata);
+ pm_runtime_enable(dev);
return 0;
+err_free_irq:
+ free_irq(hdata->external_irq, drm_hdmi_ctx);
err_hdmiphy:
i2c_del_driver(&hdmiphy_driver);
err_ddc:
static int __devexit hdmi_remove(struct platform_device *pdev)
{
+ struct device *dev = &pdev->dev;
struct exynos_drm_hdmi_context *ctx = platform_get_drvdata(pdev);
struct hdmi_context *hdata = ctx->ctx;
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
- hdmi_resource_poweroff(hdata);
+ pm_runtime_disable(dev);
- disable_irq(hdata->irq);
- free_irq(hdata->irq, hdata);
+ free_irq(hdata->internal_irq, hdata);
hdmi_resources_cleanup(hdata);
.driver = {
.name = "exynos4-hdmi",
.owner = THIS_MODULE,
- .pm = &hdmi_pm_ops,
},
};
#include "exynos_drm_drv.h"
#include "exynos_drm_hdmi.h"
-#define MIXER_WIN_NR 3
-#define MIXER_DEFAULT_WIN 0
-
#define get_mixer_context(dev) platform_get_drvdata(to_platform_device(dev))
struct hdmi_win_data {
};
struct mixer_resources {
- struct device *dev;
int irq;
void __iomem *mixer_regs;
void __iomem *vp_regs;
};
struct mixer_context {
- unsigned int irq;
+ struct device *dev;
int pipe;
bool interlace;
+ bool powered;
+ u32 int_en;
+ struct mutex mixer_mutex;
struct mixer_resources mixer_res;
struct hdmi_win_data win_data[MIXER_WIN_NR];
};
WARN(tries == 0, "failed to reset Video Processor\n");
}
+static void mixer_win_reset(struct mixer_context *ctx)
+{
+ struct mixer_resources *res = &ctx->mixer_res;
+ unsigned long flags;
+ u32 val; /* value stored to register */
+
+ spin_lock_irqsave(&res->reg_slock, flags);
+ mixer_vsync_set_update(ctx, false);
+
+ mixer_reg_writemask(res, MXR_CFG, MXR_CFG_DST_HDMI, MXR_CFG_DST_MASK);
+
+ /* set output in RGB888 mode */
+ mixer_reg_writemask(res, MXR_CFG, MXR_CFG_OUT_RGB888, MXR_CFG_OUT_MASK);
+
+ /* 16 beat burst in DMA */
+ mixer_reg_writemask(res, MXR_STATUS, MXR_STATUS_16_BURST,
+ MXR_STATUS_BURST_MASK);
+
+ /* setting default layer priority: layer1 > layer0 > video
+ * because typical usage scenario would be
+ * layer1 - OSD
+ * layer0 - framebuffer
+ * video - video overlay
+ */
+ val = MXR_LAYER_CFG_GRP1_VAL(3);
+ val |= MXR_LAYER_CFG_GRP0_VAL(2);
+ val |= MXR_LAYER_CFG_VP_VAL(1);
+ mixer_reg_write(res, MXR_LAYER_CFG, val);
+
+ /* setting background color */
+ mixer_reg_write(res, MXR_BG_COLOR0, 0x008080);
+ mixer_reg_write(res, MXR_BG_COLOR1, 0x008080);
+ mixer_reg_write(res, MXR_BG_COLOR2, 0x008080);
+
+ /* setting graphical layers */
+
+ val = MXR_GRP_CFG_COLOR_KEY_DISABLE; /* no blank key */
+ val |= MXR_GRP_CFG_WIN_BLEND_EN;
+ val |= MXR_GRP_CFG_ALPHA_VAL(0xff); /* non-transparent alpha */
+
+ /* the same configuration for both layers */
+ mixer_reg_write(res, MXR_GRAPHIC_CFG(0), val);
+
+ val |= MXR_GRP_CFG_BLEND_PRE_MUL;
+ val |= MXR_GRP_CFG_PIXEL_BLEND_EN;
+ mixer_reg_write(res, MXR_GRAPHIC_CFG(1), val);
+
+ /* configuration of Video Processor Registers */
+ vp_win_reset(ctx);
+ vp_default_filter(res);
+
+ /* disable all layers */
+ mixer_reg_writemask(res, MXR_CFG, 0, MXR_CFG_GRP0_ENABLE);
+ mixer_reg_writemask(res, MXR_CFG, 0, MXR_CFG_GRP1_ENABLE);
+ mixer_reg_writemask(res, MXR_CFG, 0, MXR_CFG_VP_ENABLE);
+
+ mixer_vsync_set_update(ctx, true);
+ spin_unlock_irqrestore(&res->reg_slock, flags);
+}
+
+static void mixer_poweron(struct mixer_context *ctx)
+{
+ struct mixer_resources *res = &ctx->mixer_res;
+
+ DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
+
+ mutex_lock(&ctx->mixer_mutex);
+ if (ctx->powered) {
+ mutex_unlock(&ctx->mixer_mutex);
+ return;
+ }
+ ctx->powered = true;
+ mutex_unlock(&ctx->mixer_mutex);
+
+ pm_runtime_get_sync(ctx->dev);
+
+ clk_enable(res->mixer);
+ clk_enable(res->vp);
+ clk_enable(res->sclk_mixer);
+
+ mixer_reg_write(res, MXR_INT_EN, ctx->int_en);
+ mixer_win_reset(ctx);
+}
+
+static void mixer_poweroff(struct mixer_context *ctx)
+{
+ struct mixer_resources *res = &ctx->mixer_res;
+
+ DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
+
+ mutex_lock(&ctx->mixer_mutex);
+ if (!ctx->powered)
+ goto out;
+ mutex_unlock(&ctx->mixer_mutex);
+
+ ctx->int_en = mixer_reg_read(res, MXR_INT_EN);
+
+ clk_disable(res->mixer);
+ clk_disable(res->vp);
+ clk_disable(res->sclk_mixer);
+
+ pm_runtime_put_sync(ctx->dev);
+
+ mutex_lock(&ctx->mixer_mutex);
+ ctx->powered = false;
+
+out:
+ mutex_unlock(&ctx->mixer_mutex);
+}
+
static int mixer_enable_vblank(void *ctx, int pipe)
{
struct mixer_context *mixer_ctx = ctx;
mixer_reg_writemask(res, MXR_INT_EN, 0, MXR_INT_EN_VSYNC);
}
+static void mixer_dpms(void *ctx, int mode)
+{
+ struct mixer_context *mixer_ctx = ctx;
+
+ DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
+
+ switch (mode) {
+ case DRM_MODE_DPMS_ON:
+ mixer_poweron(mixer_ctx);
+ break;
+ case DRM_MODE_DPMS_STANDBY:
+ case DRM_MODE_DPMS_SUSPEND:
+ case DRM_MODE_DPMS_OFF:
+ mixer_poweroff(mixer_ctx);
+ break;
+ default:
+ DRM_DEBUG_KMS("unknown dpms mode: %d\n", mode);
+ break;
+ }
+}
+
static void mixer_win_mode_set(void *ctx,
struct exynos_drm_overlay *overlay)
{
win = MIXER_DEFAULT_WIN;
if (win < 0 || win > MIXER_WIN_NR) {
- DRM_ERROR("overlay plane[%d] is wrong\n", win);
+ DRM_ERROR("mixer window[%d] is wrong\n", win);
return;
}
win_data->scan_flags = overlay->scan_flag;
}
-static void mixer_win_commit(void *ctx, int zpos)
+static void mixer_win_commit(void *ctx, int win)
{
struct mixer_context *mixer_ctx = ctx;
- int win = zpos;
DRM_DEBUG_KMS("[%d] %s, win: %d\n", __LINE__, __func__, win);
- if (win == DEFAULT_ZPOS)
- win = MIXER_DEFAULT_WIN;
-
- if (win < 0 || win > MIXER_WIN_NR) {
- DRM_ERROR("overlay plane[%d] is wrong\n", win);
- return;
- }
-
if (win > 1)
vp_video_buffer(mixer_ctx, win);
else
mixer_graph_buffer(mixer_ctx, win);
}
-static void mixer_win_disable(void *ctx, int zpos)
+static void mixer_win_disable(void *ctx, int win)
{
struct mixer_context *mixer_ctx = ctx;
struct mixer_resources *res = &mixer_ctx->mixer_res;
unsigned long flags;
- int win = zpos;
DRM_DEBUG_KMS("[%d] %s, win: %d\n", __LINE__, __func__, win);
- if (win == DEFAULT_ZPOS)
- win = MIXER_DEFAULT_WIN;
-
- if (win < 0 || win > MIXER_WIN_NR) {
- DRM_ERROR("overlay plane[%d] is wrong\n", win);
- return;
- }
-
spin_lock_irqsave(&res->reg_slock, flags);
mixer_vsync_set_update(mixer_ctx, false);
/* manager */
.enable_vblank = mixer_enable_vblank,
.disable_vblank = mixer_disable_vblank,
+ .dpms = mixer_dpms,
/* overlay */
.win_mode_set = mixer_win_mode_set,
return IRQ_HANDLED;
}
-static void mixer_win_reset(struct mixer_context *ctx)
-{
- struct mixer_resources *res = &ctx->mixer_res;
- unsigned long flags;
- u32 val; /* value stored to register */
-
- spin_lock_irqsave(&res->reg_slock, flags);
- mixer_vsync_set_update(ctx, false);
-
- mixer_reg_writemask(res, MXR_CFG, MXR_CFG_DST_HDMI, MXR_CFG_DST_MASK);
-
- /* set output in RGB888 mode */
- mixer_reg_writemask(res, MXR_CFG, MXR_CFG_OUT_RGB888, MXR_CFG_OUT_MASK);
-
- /* 16 beat burst in DMA */
- mixer_reg_writemask(res, MXR_STATUS, MXR_STATUS_16_BURST,
- MXR_STATUS_BURST_MASK);
-
- /* setting default layer priority: layer1 > layer0 > video
- * because typical usage scenario would be
- * layer1 - OSD
- * layer0 - framebuffer
- * video - video overlay
- */
- val = MXR_LAYER_CFG_GRP1_VAL(3);
- val |= MXR_LAYER_CFG_GRP0_VAL(2);
- val |= MXR_LAYER_CFG_VP_VAL(1);
- mixer_reg_write(res, MXR_LAYER_CFG, val);
-
- /* setting background color */
- mixer_reg_write(res, MXR_BG_COLOR0, 0x008080);
- mixer_reg_write(res, MXR_BG_COLOR1, 0x008080);
- mixer_reg_write(res, MXR_BG_COLOR2, 0x008080);
-
- /* setting graphical layers */
-
- val = MXR_GRP_CFG_COLOR_KEY_DISABLE; /* no blank key */
- val |= MXR_GRP_CFG_WIN_BLEND_EN;
- val |= MXR_GRP_CFG_ALPHA_VAL(0xff); /* non-transparent alpha */
-
- /* the same configuration for both layers */
- mixer_reg_write(res, MXR_GRAPHIC_CFG(0), val);
-
- val |= MXR_GRP_CFG_BLEND_PRE_MUL;
- val |= MXR_GRP_CFG_PIXEL_BLEND_EN;
- mixer_reg_write(res, MXR_GRAPHIC_CFG(1), val);
-
- /* configuration of Video Processor Registers */
- vp_win_reset(ctx);
- vp_default_filter(res);
-
- /* disable all layers */
- mixer_reg_writemask(res, MXR_CFG, 0, MXR_CFG_GRP0_ENABLE);
- mixer_reg_writemask(res, MXR_CFG, 0, MXR_CFG_GRP1_ENABLE);
- mixer_reg_writemask(res, MXR_CFG, 0, MXR_CFG_VP_ENABLE);
-
- mixer_vsync_set_update(ctx, true);
- spin_unlock_irqrestore(&res->reg_slock, flags);
-}
-
-static void mixer_resource_poweron(struct mixer_context *ctx)
-{
- struct mixer_resources *res = &ctx->mixer_res;
-
- DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
-
- clk_enable(res->mixer);
- clk_enable(res->vp);
- clk_enable(res->sclk_mixer);
-
- mixer_win_reset(ctx);
-}
-
-static void mixer_resource_poweroff(struct mixer_context *ctx)
-{
- struct mixer_resources *res = &ctx->mixer_res;
-
- DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
-
- clk_disable(res->mixer);
- clk_disable(res->vp);
- clk_disable(res->sclk_mixer);
-}
-
-static int mixer_runtime_resume(struct device *dev)
-{
- struct exynos_drm_hdmi_context *ctx = get_mixer_context(dev);
-
- DRM_DEBUG_KMS("resume - start\n");
-
- mixer_resource_poweron(ctx->ctx);
-
- return 0;
-}
-
-static int mixer_runtime_suspend(struct device *dev)
-{
- struct exynos_drm_hdmi_context *ctx = get_mixer_context(dev);
-
- DRM_DEBUG_KMS("suspend - start\n");
-
- mixer_resource_poweroff(ctx->ctx);
-
- return 0;
-}
-
-static const struct dev_pm_ops mixer_pm_ops = {
- .runtime_suspend = mixer_runtime_suspend,
- .runtime_resume = mixer_runtime_resume,
-};
-
static int __devinit mixer_resources_init(struct exynos_drm_hdmi_context *ctx,
struct platform_device *pdev)
{
struct resource *res;
int ret;
- mixer_res->dev = dev;
spin_lock_init(&mixer_res->reg_slock);
mixer_res->mixer = clk_get(dev, "mixer");
clk_put(mixer_res->vp);
if (!IS_ERR_OR_NULL(mixer_res->mixer))
clk_put(mixer_res->mixer);
- mixer_res->dev = NULL;
return ret;
}
{
struct mixer_resources *res = &ctx->mixer_res;
- disable_irq(res->irq);
free_irq(res->irq, ctx);
iounmap(res->vp_regs);
return -ENOMEM;
}
+ mutex_init(&ctx->mixer_mutex);
+
+ ctx->dev = &pdev->dev;
drm_hdmi_ctx->ctx = (void *)ctx;
platform_set_drvdata(pdev, drm_hdmi_ctx);
/* register specific callback point to common hdmi. */
exynos_mixer_ops_register(&mixer_ops);
- mixer_resource_poweron(ctx);
+ pm_runtime_enable(dev);
return 0;
dev_info(dev, "remove successful\n");
- mixer_resource_poweroff(ctx);
+ pm_runtime_disable(&pdev->dev);
+
mixer_resources_cleanup(ctx);
return 0;
.driver = {
.name = "s5p-mixer",
.owner = THIS_MODULE,
- .pm = &mixer_pm_ops,
},
.probe = mixer_probe,
.remove = __devexit_p(mixer_remove),
projects / platform / kernel / linux-amlogic.git / commitdiff