static void mdfld_dsi_dbi_commit(struct drm_encoder *encoder)
{
struct mdfld_dsi_encoder *dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output *dbi_output =
MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
struct drm_device *dev = dbi_output->dev;
struct drm_psb_private *dev_priv = dev->dev_private;
struct psb_drm_dpu_rect rect;
mdfld_dsi_dbi_set_power(encoder, true);
dbi_output->mode_flags &= ~MODE_SETTING_IN_ENCODER;
rect.x = rect.y = 0;
rect.width = 864;
rect.height = 480;
if (dbi_output->channel_num == 1) {
dev_priv->dsr_fb_update |= MDFLD_DSR_2D_3D_2;
/*if dpu enabled report a fullscreen damage*/
mdfld_dbi_dpu_report_damage(dev, MDFLD_PLANEC, &rect);
} else {
dev_priv->dsr_fb_update |= MDFLD_DSR_2D_3D_0;
mdfld_dbi_dpu_report_damage(dev, MDFLD_PLANEA, &rect);
}
dbi_output->mode_flags |= MODE_SETTING_ENCODER_DONE;
}
static struct panel_funcs *dsi_config_to_p_func(
struct mdfld_dsi_config *dsi_config)
{
struct mdfld_dsi_encoder *encoder;
struct mdfld_dsi_dpi_output *dpi_output;
struct mdfld_dsi_dbi_output *dbi_output;
struct panel_funcs *p_funcs = NULL;
if (!dsi_config)
return NULL;
encoder = dsi_config->encoders[dsi_config->type];
if (!encoder)
return NULL;
if (dsi_config->type == MDFLD_DSI_ENCODER_DBI) {
dbi_output = MDFLD_DSI_DBI_OUTPUT(encoder);
p_funcs = dbi_output ? dbi_output->p_funcs : NULL;
} else if (dsi_config->type == MDFLD_DSI_ENCODER_DPI) {
dpi_output = MDFLD_DSI_DPI_OUTPUT(encoder);
p_funcs = dpi_output ? dpi_output->p_funcs : NULL;
}
return p_funcs;
}
void mdfld_panel_generic_dsi_dbi_commit(struct drm_encoder *encoder)
{
struct mdfld_dsi_encoder *dsi_encoder =
MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output *dbi_output =
MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
struct drm_device *dev = dbi_output->dev;
struct drm_psb_private *dev_priv = dev->dev_private;
/*DSI DPU was still on debugging, will remove this option later*/
#ifdef CONFIG_MDFLD_DSI_DPU
struct psb_drm_dpu_rect rect;
#endif
PSB_DEBUG_ENTRY("\n");
mdfld_panel_generic_dsi_dbi_set_power(encoder, true);
gbdispstatus = true;
dbi_output->mode_flags &= ~MODE_SETTING_IN_ENCODER;
#ifdef CONFIG_MDFLD_DSI_DPU
rect.x = rect.y = 0;
rect.width = 864;
rect.height = 480;
#endif
dbi_output->mode_flags |= MODE_SETTING_ENCODER_DONE;
}
static
bool mdfld_generic_dsi_dbi_mode_fixup(struct drm_encoder *encoder,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct mdfld_dsi_encoder *dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output *dbi_output =
MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
struct drm_display_mode *fixed_mode = dbi_output->panel_fixed_mode;
PSB_DEBUG_ENTRY("\n");
if (fixed_mode) {
adjusted_mode->hdisplay = fixed_mode->hdisplay;
adjusted_mode->hsync_start = fixed_mode->hsync_start;
adjusted_mode->hsync_end = fixed_mode->hsync_end;
adjusted_mode->htotal = fixed_mode->htotal;
adjusted_mode->vdisplay = fixed_mode->vdisplay;
adjusted_mode->vsync_start = fixed_mode->vsync_start;
adjusted_mode->vsync_end = fixed_mode->vsync_end;
adjusted_mode->vtotal = fixed_mode->vtotal;
adjusted_mode->clock = fixed_mode->clock;
drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
}
return true;
}
static void mdfld_dsi_dbi_prepare(struct drm_encoder *encoder)
{
struct mdfld_dsi_encoder *dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output *dbi_output
= MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
dbi_output->mode_flags |= MODE_SETTING_IN_ENCODER;
dbi_output->mode_flags &= ~MODE_SETTING_ENCODER_DONE;
mdfld_dsi_dbi_set_power(encoder, false);
}
static
void mdfld_generic_dsi_dbi_prepare(struct drm_encoder *encoder)
{
struct mdfld_dsi_encoder *dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output *dbi_output =
MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
PSB_DEBUG_ENTRY("\n");
dbi_output->mode_flags |= MODE_SETTING_IN_ENCODER;
dbi_output->mode_flags &= ~MODE_SETTING_ENCODER_DONE;
}
void mdfld_panel_generic_dsi_dbi_prepare(struct drm_encoder *encoder)
{
struct mdfld_dsi_encoder *dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output *dbi_output =
MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
PSB_DEBUG_ENTRY("\n");
dbi_output->mode_flags |= MODE_SETTING_IN_ENCODER;
dbi_output->mode_flags &= ~MODE_SETTING_ENCODER_DONE;
mdfld_panel_generic_dsi_dbi_set_power(encoder, false);
gbdispstatus = false;
}
int mdfld_panel_generic_dsi_dbi_power_on(struct drm_encoder *encoder)
{
struct mdfld_dsi_encoder *dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output *dbi_output =
MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
struct mdfld_dsi_config *dsi_config =
mdfld_dsi_encoder_get_config(dsi_encoder);
struct panel_funcs *p_funcs = dbi_output->p_funcs;
struct mdfld_dsi_hw_registers *regs = NULL;
struct mdfld_dsi_hw_context *ctx = NULL;
struct drm_device *dev = encoder->dev;
struct drm_psb_private *dev_priv = dev->dev_private;
int err = 0;
if (!dev_priv->dsi_init_done)
return 0;
if (!dsi_config)
return -EINVAL;
regs = &dsi_config->regs;
ctx = &dsi_config->dsi_hw_context;
if (!ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND,
OSPM_UHB_FORCE_POWER_ON))
return -EAGAIN;
/*
* Different panel may have different ways to have
* panel turned on. Support it!
*/
if (p_funcs && p_funcs->power_on) {
p_funcs->dsi_controller_init(dsi_config,
dsi_config->pipe, true);
if (p_funcs->power_on(dsi_config)) {
DRM_ERROR("Failed to power on panel\n");
err = -EAGAIN;
goto power_on_err;
}
}
power_on_err:
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
return err;
}
static void pyr_dsi_dbi_commit(struct drm_encoder * encoder)
{
struct mdfld_dsi_encoder * dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output * dbi_output = MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
struct drm_device * dev = dbi_output->dev;
struct drm_psb_private * dev_priv = dev->dev_private;
/*DSI DPU was still on debugging, will remove this option later*/
#ifdef CONFIG_MDFLD_DSI_DPU
struct psb_drm_dpu_rect rect;
#endif
PSB_DEBUG_ENTRY("\n");
pyr_dsi_dbi_set_power(encoder, true);
dbi_output->mode_flags &= ~MODE_SETTING_IN_ENCODER;
#ifdef CONFIG_MDFLD_DSI_DPU
rect.x = rect.y = 0;
rect.width = 864;
rect.height = 480;
#endif
if(dbi_output->channel_num == 1) {
dev_priv->dsr_fb_update |= MDFLD_DSR_2D_3D_2;
#ifdef CONFIG_MDFLD_DSI_DPU
/*if dpu enabled report a fullscreen damage*/
mdfld_dbi_dpu_report_damage(dev, MDFLD_PLANEC, &rect);
#endif
} else {
dev_priv->dsr_fb_update |= MDFLD_DSR_2D_3D_0;
#ifdef CONFIG_MDFLD_DSI_DPU
mdfld_dbi_dpu_report_damage(dev, MDFLD_PLANEA, &rect);
/*start dpu timer*/
if (dev_priv->platform_rev_id == MDFLD_PNW_A0)
mdfld_dbi_dpu_timer_start(dev_priv->dbi_dpu_info);
#else
if (dev_priv->platform_rev_id == MDFLD_PNW_A0)
mdfld_dbi_dsr_timer_start(dev_priv->dbi_dsr_info);
#endif
}
dbi_output->mode_flags |= MODE_SETTING_ENCODER_DONE;
}
static
void mdfld_generic_dsi_dbi_dpms(struct drm_encoder *encoder, int mode)
{
struct mdfld_dsi_encoder *dsi_encoder;
struct mdfld_dsi_dbi_output *dbi_output;
struct drm_device *dev;
struct mdfld_dsi_config *dsi_config;
struct drm_psb_private *dev_priv;
dsi_encoder = MDFLD_DSI_ENCODER(encoder);
dsi_config = mdfld_dsi_encoder_get_config(dsi_encoder);
if (!dsi_config) {
DRM_ERROR("dsi_config is NULL\n");
return;
}
dbi_output = MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
dev = dsi_config->dev;
dev_priv = dev->dev_private;
PSB_DEBUG_ENTRY("%s\n", (mode == DRM_MODE_DPMS_ON ? "on" : "off"));
mutex_lock(&dev_priv->dpms_mutex);
DCLockMutex();
if (mode == DRM_MODE_DPMS_ON) {
mdfld_generic_dsi_dbi_set_power(encoder, true);
DCAttachPipe(dsi_config->pipe);
DC_MRFLD_onPowerOn(dsi_config->pipe);
} else {
mdfld_generic_dsi_dbi_set_power(encoder, false);
drm_handle_vblank(dev, dsi_config->pipe);
/* Turn off TE interrupt. */
drm_vblank_off(dev, dsi_config->pipe);
/* Make the pending flip request as completed. */
DCUnAttachPipe(dsi_config->pipe);
DC_MRFLD_onPowerOff(dsi_config->pipe);
}
DCUnLockMutex();
mutex_unlock(&dev_priv->dpms_mutex);
}
int mdfld_panel_generic_dsi_dbi_power_off(struct drm_encoder *encoder)
{
struct mdfld_dsi_encoder *dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output *dbi_output =
MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
struct mdfld_dsi_config *dsi_config =
mdfld_dsi_encoder_get_config(dsi_encoder);
struct panel_funcs *p_funcs = dbi_output->p_funcs;
struct mdfld_dsi_hw_context *ctx;
struct drm_device *dev = encoder->dev;
struct drm_psb_private *dev_priv = dev->dev_private;
int err = 0;
if (!dev_priv->dsi_init_done)
return 0;
if (!dsi_config)
return -EINVAL;
ctx = &dsi_config->dsi_hw_context;
if (!ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND,
OSPM_UHB_FORCE_POWER_ON))
return -EAGAIN;
ctx->lastbrightnesslevel = psb_brightness;
/*
* Different panel may have different ways to have
* panel turned off. Support it!
*/
if (p_funcs && p_funcs->power_off) {
if (p_funcs->power_off(dsi_config)) {
DRM_ERROR("Failed to power off panel\n");
err = -EAGAIN;
goto power_off_err;
}
}
power_off_err:
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
return err;
}
static void mdfld_dsi_dbi_dpms(struct drm_encoder *encoder, int mode)
{
struct mdfld_dsi_encoder *dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output *dbi_output
= MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
struct drm_device *dev = dbi_output->dev;
struct drm_psb_private *dev_priv = dev->dev_private;
static bool bdispoff;
dev_dbg(dev->dev, "%s\n", (mode == DRM_MODE_DPMS_ON ? "on" : "off"));
if (mode == DRM_MODE_DPMS_ON) {
/*
* FIXME: in case I am wrong!
* we don't need to exit dsr here to wake up plane/pipe/pll
* if everything goes right, hw_begin will resume them all
* during set_power.
*/
if (bdispoff /* FIXME && gbgfxsuspended */) {
mdfld_dsi_dbi_exit_dsr(dev, MDFLD_DSR_2D_3D);
bdispoff = false;
dev_priv->dispstatus = true;
}
mdfld_dsi_dbi_set_power(encoder, true);
/* FIXME if (gbgfxsuspended)
gbgfxsuspended = false; */
} else {
/*
* I am not sure whether this is the perfect place to
* turn rpm on since we still have a lot of CRTC turnning
* on work to do.
*/
bdispoff = true;
dev_priv->dispstatus = false;
mdfld_dsi_dbi_set_power(encoder, false);
}
}
static
void mdfld_generic_dsi_dbi_commit(struct drm_encoder *encoder)
{
struct mdfld_dsi_encoder *dsi_encoder =
MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output *dbi_output =
MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
struct drm_device *dev = dbi_output->dev;
struct drm_psb_private *dev_priv = dev->dev_private;
PSB_DEBUG_ENTRY("\n");
mdfld_generic_dsi_dbi_set_power(encoder, true);
dbi_output->mode_flags &= ~MODE_SETTING_IN_ENCODER;
if (dbi_output->channel_num == 1)
dev_priv->dsr_fb_update |= MDFLD_DSR_2D_3D_2;
else
dev_priv->dsr_fb_update |= MDFLD_DSR_2D_3D_0;
dbi_output->mode_flags |= MODE_SETTING_ENCODER_DONE;
dbi_output->first_boot = false;
}
static void pyr_dsi_dbi_dpms(struct drm_encoder *encoder, int mode)
{
struct mdfld_dsi_encoder * dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output * dbi_output = MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
struct drm_device * dev = dbi_output->dev;
static bool bdispoff = false;
PSB_DEBUG_ENTRY("%s \n", (mode == DRM_MODE_DPMS_ON ? "on":"off"));
if (mode == DRM_MODE_DPMS_ON){
if(gbgfxsuspended && bdispoff){
bdispoff = false;
gbdispstatus = true;
gbgfxsuspended = false;
mdfld_dsi_dbi_exit_dsr (dev, MDFLD_DSR_2D_3D, 0, 0);
}
pyr_dsi_dbi_set_power(encoder, true);
} else {
bdispoff = true;
gbdispstatus = false;
pyr_dsi_dbi_set_power(encoder, false);
}
}
int mdfld_panel_generic_dsi_dbi_set_power(struct drm_encoder *encoder, bool on)
{
int ret = 0;
struct mdfld_dsi_encoder *dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output *dbi_output =
MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
struct panel_funcs *p_funcs = dbi_output->p_funcs;
struct mdfld_dsi_connector *dsi_connector =
mdfld_dsi_encoder_get_connector(dsi_encoder);
struct mdfld_dsi_config *dsi_config =
mdfld_dsi_encoder_get_config(dsi_encoder);
struct drm_device *dev = encoder->dev;
struct drm_psb_private *dev_priv = dev->dev_private;
u32 reg_offset = 0;
int pipe = (dbi_output->channel_num == 0) ? 0 : 2;
PSB_DEBUG_ENTRY("pipe %d : %s, panel on: %s\n", pipe, on ? "On" : "Off",
dbi_output->dbi_panel_on ? "True" : "False");
if (pipe == 2) {
if (on)
dev_priv->dual_mipi = true;
else
dev_priv->dual_mipi = false;
reg_offset = MIPIC_REG_OFFSET;
} else {
if (!on)
dev_priv->dual_mipi = false;
}
if (!ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND,
OSPM_UHB_FORCE_POWER_ON)) {
DRM_ERROR("hw begin failed\n");
return -EAGAIN;
}
mutex_lock(&dsi_config->context_lock);
if (on) {
if (dbi_output->dbi_panel_on)
goto out_err;
ret = mdfld_panel_generic_dsi_dbi_power_on(encoder);
if (ret) {
DRM_ERROR("power on error\n");
goto out_err;
}
dbi_output->dbi_panel_on = true;
if (pipe == 2)
dev_priv->dbi_panel_on2 = true;
else
dev_priv->dbi_panel_on = true;
if (dev_priv->platform_rev_id != MDFLD_PNW_A0)
mdfld_enable_te(dev, pipe);
/* wake up error detector if ESD enabled */
if (p_funcs->esd_detection)
mdfld_dsi_error_detector_wakeup(dsi_connector);
else
PSB_DEBUG_ENTRY("ESD detection disabled\n");
dsi_config->dsi_hw_context.panel_on = 1;
} else {
if (!dbi_output->dbi_panel_on && !dbi_output->first_boot)
goto out_err;
dbi_output->dbi_panel_on = false;
dbi_output->first_boot = false;
if (pipe == 2)
dev_priv->dbi_panel_on2 = false;
else
dev_priv->dbi_panel_on = false;
if (dev_priv->platform_rev_id != MDFLD_PNW_A0)
mdfld_disable_te(dev, pipe);
ret = mdfld_panel_generic_dsi_dbi_power_off(encoder);
if (ret) {
DRM_ERROR("power on error\n");
goto out_err;
}
dsi_config->dsi_hw_context.panel_on = 0;
}
out_err:
mutex_unlock(&dsi_config->context_lock);
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
if (ret)
DRM_ERROR("failed\n");
else
PSB_DEBUG_ENTRY("successfully\n");
return ret;
}
static void mdfld_dsi_dbi_set_power(struct drm_encoder *encoder, bool on)
{
int ret = 0;
struct mdfld_dsi_encoder *dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output *dbi_output =
MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
struct mdfld_dsi_config *dsi_config =
mdfld_dsi_encoder_get_config(dsi_encoder);
struct mdfld_dsi_pkg_sender *sender =
mdfld_dsi_encoder_get_pkg_sender(dsi_encoder);
struct drm_device *dev = encoder->dev;
struct drm_psb_private *dev_priv = dev->dev_private;
u32 reg_offset = 0;
int pipe = (dbi_output->channel_num == 0) ? 0 : 2;
u32 data = 0;
dev_dbg(dev->dev, "pipe %d : %s, panel on: %s\n",
pipe, on ? "On" : "Off",
dbi_output->dbi_panel_on ? "True" : "False");
if (pipe == 2) {
if (on)
dev_priv->dual_mipi = true;
else
dev_priv->dual_mipi = false;
reg_offset = MIPIC_REG_OFFSET;
} else {
if (!on)
dev_priv->dual_mipi = false;
}
if (!gma_power_begin(dev, true)) {
dev_err(dev->dev, "hw begin failed\n");
return;
}
if (on) {
if (dbi_output->dbi_panel_on)
goto out_err;
ret = mdfld_dsi_dbi_update_power(dbi_output, DRM_MODE_DPMS_ON);
if (ret) {
dev_err(dev->dev, "power on error\n");
goto out_err;
}
dbi_output->dbi_panel_on = true;
if (pipe == 2)
dev_priv->dbi_panel_on2 = true;
else
dev_priv->dbi_panel_on = true;
mdfld_enable_te(dev, pipe);
} else {
if (!dbi_output->dbi_panel_on && !dbi_output->first_boot)
goto out_err;
dbi_output->dbi_panel_on = false;
dbi_output->first_boot = false;
if (pipe == 2)
dev_priv->dbi_panel_on2 = false;
else
dev_priv->dbi_panel_on = false;
mdfld_disable_te(dev, pipe);
ret = mdfld_dsi_dbi_update_power(dbi_output, DRM_MODE_DPMS_OFF);
if (ret) {
dev_err(dev->dev, "power on error\n");
goto out_err;
}
}
/*
* FIXME: this is a WA for TPO panel crash on DPMS on & off around
* 83 times. the root cause of this issue is that Booster in
* drvIC crashed. Add this WA so that we can resume the driver IC
* once we found that booster has a fault
*/
mdfld_dsi_get_power_mode(dsi_config,
&data,
MDFLD_DSI_HS_TRANSMISSION);
if (on && data && !(data & (1 << 7))) {
/* Soft reset */
mdfld_dsi_send_dcs(sender,
DCS_SOFT_RESET,
NULL,
0,
CMD_DATA_SRC_PIPE,
MDFLD_DSI_SEND_PACKAGE);
/* Init drvIC */
if (dbi_output->p_funcs->drv_ic_init)
dbi_output->p_funcs->drv_ic_init(dsi_config,
pipe);
}
out_err:
gma_power_end(dev);
if (ret)
dev_err(dev->dev, "failed\n");
}
/* generic dbi function */
static
int mdfld_generic_dsi_dbi_set_power(struct drm_encoder *encoder, bool on)
{
struct mdfld_dsi_encoder *dsi_encoder;
struct mdfld_dsi_dbi_output *dbi_output;
struct mdfld_dsi_connector *dsi_connector;
struct mdfld_dsi_config *dsi_config;
struct panel_funcs *p_funcs;
struct drm_device *dev;
struct drm_psb_private *dev_priv;
int pipe = 0;
if (!encoder) {
DRM_ERROR("Invalid encoder\n");
return -EINVAL;
}
PSB_DEBUG_ENTRY("%s\n", (on ? "on" : "off"));
dsi_encoder = MDFLD_DSI_ENCODER(encoder);
dbi_output = MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
dsi_config = mdfld_dsi_encoder_get_config(dsi_encoder);
dsi_connector = mdfld_dsi_encoder_get_connector(dsi_encoder);
if (!dsi_connector) {
DRM_ERROR("dsi_connector is NULL\n");
return -EINVAL;
}
p_funcs = dbi_output->p_funcs;
dev = encoder->dev;
dev_priv = dev->dev_private;
pipe = dsi_config->pipe;
mutex_lock(&dsi_config->context_lock);
if (dsi_connector->status != connector_status_connected)
goto set_power_err;
if (dbi_output->first_boot &&
dsi_config->dsi_hw_context.panel_on) {
if (on) {
/* When using smooth transition,
* wake up ESD detection thread.
*/
mdfld_dsi_error_detector_wakeup(dsi_connector);
}
DRM_INFO("skip panle power setting for first boot! " \
"panel is already powered on\n");
goto fun_exit;
}
switch (on) {
case true:
/* panel is already on */
if (dsi_config->dsi_hw_context.panel_on)
goto fun_exit;
if (__dbi_panel_power_on(dsi_config, p_funcs)) {
DRM_ERROR("Faild to turn on panel\n");
goto set_power_err;
}
dsi_config->dsi_hw_context.panel_on = 1;
dbi_output->dbi_panel_on = 1;
mdfld_dsi_error_detector_wakeup(dsi_connector);
break;
case false:
if (!dsi_config->dsi_hw_context.panel_on &&
!dbi_output->first_boot)
goto fun_exit;
if (__dbi_panel_power_off(dsi_config, p_funcs)) {
DRM_ERROR("Faild to turn off panel\n");
goto set_power_err;
}
dsi_config->dsi_hw_context.panel_on = 0;
dbi_output->dbi_panel_on = 0;
break;
default:
break;
}
fun_exit:
mutex_unlock(&dsi_config->context_lock);
PSB_DEBUG_ENTRY("successfully\n");
return 0;
set_power_err:
mutex_unlock(&dsi_config->context_lock);
PSB_DEBUG_ENTRY("unsuccessfully!\n");
return -EAGAIN;
}
static void mdfld_dsi_dbi_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
int ret = 0;
struct drm_device *dev = encoder->dev;
struct drm_psb_private *dev_priv = dev->dev_private;
struct mdfld_dsi_encoder *dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output *dsi_output =
MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
struct mdfld_dsi_config *dsi_config =
mdfld_dsi_encoder_get_config(dsi_encoder);
struct mdfld_dsi_connector *dsi_connector = dsi_config->connector;
int pipe = dsi_connector->pipe;
u8 param = 0;
/* Regs */
u32 mipi_reg = MIPI;
u32 dspcntr_reg = DSPACNTR;
u32 pipeconf_reg = PIPEACONF;
u32 reg_offset = 0;
/* Values */
u32 dspcntr_val = dev_priv->dspcntr;
u32 pipeconf_val = dev_priv->pipeconf;
u32 h_active_area = mode->hdisplay;
u32 v_active_area = mode->vdisplay;
u32 mipi_val;
mipi_val = (PASS_FROM_SPHY_TO_AFE | SEL_FLOPPED_HSTX |
TE_TRIGGER_GPIO_PIN);
dev_dbg(dev->dev, "mipi_val =0x%x\n", mipi_val);
dev_dbg(dev->dev, "type %s\n", (pipe == 2) ? "MIPI2" : "MIPI");
dev_dbg(dev->dev, "h %d v %d\n", mode->hdisplay, mode->vdisplay);
if (pipe == 2) {
mipi_reg = MIPI_C;
dspcntr_reg = DSPCCNTR;
pipeconf_reg = PIPECCONF;
reg_offset = MIPIC_REG_OFFSET;
dspcntr_val = dev_priv->dspcntr2;
pipeconf_val = dev_priv->pipeconf2;
} else {
mipi_val |= 0x2; /*two lanes for port A and C respectively*/
}
if (!gma_power_begin(dev, true)) {
dev_err(dev->dev, "hw begin failed\n");
return;
}
REG_WRITE(dspcntr_reg, dspcntr_val);
REG_READ(dspcntr_reg);
/* 20ms delay before sending exit_sleep_mode */
msleep(20);
/* Send exit_sleep_mode DCS */
ret = mdfld_dsi_dbi_send_dcs(dsi_output, DCS_EXIT_SLEEP_MODE,
NULL, 0, CMD_DATA_SRC_SYSTEM_MEM);
if (ret) {
dev_err(dev->dev, "sent exit_sleep_mode faild\n");
goto out_err;
}
/* Send set_tear_on DCS */
ret = mdfld_dsi_dbi_send_dcs(dsi_output, DCS_SET_TEAR_ON,
¶m, 1, CMD_DATA_SRC_SYSTEM_MEM);
if (ret) {
dev_err(dev->dev, "%s - sent set_tear_on faild\n", __func__);
goto out_err;
}
/* Do some init stuff */
REG_WRITE(pipeconf_reg, pipeconf_val | PIPEACONF_DSR);
REG_READ(pipeconf_reg);
/* TODO: this looks ugly, try to move it to CRTC mode setting*/
if (pipe == 2)
dev_priv->pipeconf2 |= PIPEACONF_DSR;
else
dev_priv->pipeconf |= PIPEACONF_DSR;
dev_dbg(dev->dev, "pipeconf %x\n", REG_READ(pipeconf_reg));
ret = mdfld_dsi_dbi_update_area(dsi_output, 0, 0,
h_active_area - 1, v_active_area - 1);
if (ret) {
dev_err(dev->dev, "update area failed\n");
goto out_err;
}
out_err:
gma_power_end(dev);
if (ret)
dev_err(dev->dev, "mode set failed\n");
}
static
void mdfld_generic_dsi_dbi_dpms(struct drm_encoder *encoder, int mode)
{
struct mdfld_dsi_encoder *dsi_encoder;
struct mdfld_dsi_dbi_output *dbi_output;
struct drm_device *dev;
struct mdfld_dsi_config *dsi_config;
struct drm_psb_private *dev_priv;
struct panel_funcs *p_funcs;
dsi_encoder = MDFLD_DSI_ENCODER(encoder);
dsi_config = mdfld_dsi_encoder_get_config(dsi_encoder);
if (!dsi_config) {
DRM_ERROR("dsi_config is NULL\n");
return;
}
dbi_output = MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
dev = dsi_config->dev;
dev_priv = dev->dev_private;
PSB_DEBUG_ENTRY("%s\n", (mode == DRM_MODE_DPMS_ON ? "on" :
DRM_MODE_DPMS_STANDBY == mode ? "standby" : "off"));
mutex_lock(&dev_priv->dpms_mutex);
DCLockMutex();
p_funcs = dbi_output->p_funcs;
if (mode == DRM_MODE_DPMS_ON) {
mdfld_generic_dsi_dbi_set_power(encoder, true);
DCAttachPipe(dsi_config->pipe);
DC_MRFLD_onPowerOn(dsi_config->pipe);
#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
{
struct mdfld_dsi_hw_context *ctx =
&dsi_config->dsi_hw_context;
struct backlight_device bd;
bd.props.brightness = ctx->lastbrightnesslevel;
psb_set_brightness(&bd);
}
#endif
} else if (mode == DRM_MODE_DPMS_STANDBY) {
#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
struct mdfld_dsi_hw_context *ctx = &dsi_config->dsi_hw_context;
struct backlight_device bd;
ctx->lastbrightnesslevel = psb_get_brightness(&bd);
bd.props.brightness = 0;
psb_set_brightness(&bd);
#endif
/* Make the pending flip request as completed. */
DCUnAttachPipe(dsi_config->pipe);
DC_MRFLD_onPowerOff(dsi_config->pipe);
} else {
mdfld_generic_dsi_dbi_set_power(encoder, false);
drm_handle_vblank(dev, dsi_config->pipe);
/* Turn off TE interrupt. */
drm_vblank_off(dev, dsi_config->pipe);
/* Make the pending flip request as completed. */
DCUnAttachPipe(dsi_config->pipe);
DC_MRFLD_onPowerOff(dsi_config->pipe);
}
DCUnLockMutex();
mutex_unlock(&dev_priv->dpms_mutex);
}
static void pyr_dsi_dbi_mode_set(struct drm_encoder * encoder,
struct drm_display_mode * mode,
struct drm_display_mode * adjusted_mode)
{
int ret = 0;
struct drm_device * dev = encoder->dev;
struct drm_psb_private * dev_priv = (struct drm_psb_private*)dev->dev_private;
struct mdfld_dsi_encoder * dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output * dsi_output = MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
struct mdfld_dsi_config * dsi_config = mdfld_dsi_encoder_get_config(dsi_encoder);
struct mdfld_dsi_connector * dsi_connector = dsi_config->connector;
int pipe = dsi_connector->pipe;
u8 param = 0;
/*regs*/
u32 mipi_reg = MIPI;
u32 dspcntr_reg = DSPACNTR;
u32 pipeconf_reg = PIPEACONF;
u32 reg_offset = 0;
/*values*/
u32 dspcntr_val = dev_priv->dspcntr;
u32 pipeconf_val = dev_priv->pipeconf;
u32 h_active_area = mode->hdisplay;
u32 v_active_area = mode->vdisplay;
u32 mipi_val = (PASS_FROM_SPHY_TO_AFE | SEL_FLOPPED_HSTX);
if (dev_priv->platform_rev_id != MDFLD_PNW_A0)
mipi_val = (PASS_FROM_SPHY_TO_AFE | TE_TRIGGER_GPIO_PIN);
PSB_DEBUG_ENTRY("mipi_val =0x%x\n", mipi_val);
PSB_DEBUG_ENTRY("type %s\n", (pipe == 2) ? "MIPI2" : "MIPI");
PSB_DEBUG_ENTRY("h %d v %d\n", mode->hdisplay, mode->vdisplay);
if(pipe == 2) {
mipi_reg = MIPI_C;
dspcntr_reg = DSPCCNTR;
pipeconf_reg = PIPECCONF;
reg_offset = MIPIC_REG_OFFSET;
dspcntr_val = dev_priv->dspcntr2;
pipeconf_val = dev_priv->pipeconf2;
} else {
mipi_val |= 0x2; /*two lanes for port A and C respectively*/
}
if (!ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND, OSPM_UHB_FORCE_POWER_ON)) {
DRM_ERROR("hw begin failed\n");
return;
}
/*set up pipe related registers*/
REG_WRITE(mipi_reg, mipi_val);
REG_READ(mipi_reg);
pyr_dsi_controller_dbi_init(dsi_config, pipe);
msleep(20);
REG_WRITE(dspcntr_reg, dspcntr_val);
REG_READ(dspcntr_reg);
/*20ms delay before sending exit_sleep_mode*/
msleep(20);
/*send exit_sleep_mode DCS*/
ret = mdfld_dsi_dbi_send_dcs(dsi_output, exit_sleep_mode, NULL, 0, CMD_DATA_SRC_SYSTEM_MEM);
if(ret) {
DRM_ERROR("sent exit_sleep_mode faild\n");
goto out_err;
}
if (dev_priv->platform_rev_id != MDFLD_PNW_A0) {
/*send set_tear_on DCS*/
ret = mdfld_dsi_dbi_send_dcs(dsi_output, set_tear_on, ¶m, 1, CMD_DATA_SRC_SYSTEM_MEM);
if(ret) {
DRM_ERROR("%s - sent set_tear_on faild\n", __func__);
goto out_err;
}
}
/*do some init stuff*/
mdfld_dsi_brightness_init(dsi_config, pipe);
mdfld_dsi_gen_fifo_ready (dev, (MIPIA_GEN_FIFO_STAT_REG + reg_offset), HS_CTRL_FIFO_EMPTY | HS_DATA_FIFO_EMPTY);
REG_WRITE(pipeconf_reg, pipeconf_val | PIPEACONF_DSR);
REG_READ(pipeconf_reg);
/*TODO: this looks ugly, try to move it to CRTC mode setting*/
if(pipe == 2) {
dev_priv->pipeconf2 |= PIPEACONF_DSR;
} else {
dev_priv->pipeconf |= PIPEACONF_DSR;
}
PSB_DEBUG_ENTRY("pipeconf %x\n", REG_READ(pipeconf_reg));
ret = mdfld_dsi_dbi_update_area(dsi_output, 0, 0, h_active_area - 1, v_active_area - 1);
if(ret) {
DRM_ERROR("update area failed\n");
goto out_err;
}
out_err:
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
if(ret) {
DRM_ERROR("mode set failed\n");
} else {
PSB_DEBUG_ENTRY("mode set done successfully\n");
}
}
static void pyr_dsi_dbi_set_power(struct drm_encoder * encoder, bool on)
{
int ret = 0;
struct mdfld_dsi_encoder * dsi_encoder = MDFLD_DSI_ENCODER(encoder);
struct mdfld_dsi_dbi_output * dbi_output = MDFLD_DSI_DBI_OUTPUT(dsi_encoder);
/*struct drm_device * dev = dbi_output->dev;*/
struct drm_device* dev = encoder->dev;
struct drm_psb_private * dev_priv = dev->dev_private;
u32 reg_offset = 0;
int pipe = (dbi_output->channel_num == 0) ? 0 : 2;
PSB_DEBUG_ENTRY("pipe %d : %s, panel on: %s\n",pipe, on ? "On" : "Off", dbi_output->dbi_panel_on ? "True" : "False");
if(pipe == 2) {
if(on)
dev_priv->dual_mipi = true;
else
dev_priv->dual_mipi = false;
reg_offset = MIPIC_REG_OFFSET;
} else {
if (!on)
dev_priv->dual_mipi = false;
}
if (!ospm_power_using_hw_begin(OSPM_DISPLAY_ISLAND, OSPM_UHB_FORCE_POWER_ON)) {
DRM_ERROR("hw begin failed\n");
return;
}
if(on) {
if(dbi_output->dbi_panel_on)
goto out_err;
ret = mdfld_dsi_dbi_update_power(dbi_output, DRM_MODE_DPMS_ON);
if(ret) {
DRM_ERROR("power on error\n");
goto out_err;
}
dbi_output->dbi_panel_on = true;
if(pipe == 2) {
dev_priv->dbi_panel_on2 = true;
} else {
dev_priv->dbi_panel_on = true;
if (dev_priv->platform_rev_id != MDFLD_PNW_A0)
mdfld_enable_te(dev, 0);
}
} else {
if(!dbi_output->dbi_panel_on && !dbi_output->first_boot)
goto out_err;
dbi_output->dbi_panel_on = false;
dbi_output->first_boot = false;
if(pipe == 2) {
dev_priv->dbi_panel_on2 = false;
if (dev_priv->platform_rev_id != MDFLD_PNW_A0)
mdfld_disable_te(dev, 2);
} else {
dev_priv->dbi_panel_on = false;
if (dev_priv->platform_rev_id != MDFLD_PNW_A0) {
mdfld_disable_te(dev, 0);
if (dev_priv->dbi_panel_on2)
mdfld_enable_te(dev, 2);
}
}
ret = mdfld_dsi_dbi_update_power(dbi_output, DRM_MODE_DPMS_OFF);
if(ret) {
DRM_ERROR("power on error\n");
goto out_err;
}
}
out_err:
ospm_power_using_hw_end(OSPM_DISPLAY_ISLAND);
if(ret)
DRM_ERROR("failed\n");
else
PSB_DEBUG_ENTRY("successfully\n");
}
