dect
/
linux-2.6
Archived
13
0
Fork 0
Code Releases Activity

Merge branch '3.8/misc-2' 

Merge omapdss miscellaneous patches.
This commit is contained in:
Tomi Valkeinen 2012-11-05 11:11:50 +02:00
parent f8fb7d7b7b ffc81fc5f3
commit 9296dbd79e
27 changed files with 315 additions and 664 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
arch/arm/mach-omap2/display.c
View File

@ -100,17 +100,20 @@ static const struct omap_dss_hwmod_data omap4_dss_hwmod_data[] __initconst = {
{ "dss_hdmi", "omapdss_hdmi", -1 },
};
static void __init omap4_hdmi_mux_pads(enum omap_hdmi_flags flags)
static void __init omap4_tpd12s015_mux_pads(void)
{
u32 reg;
u16 control_i2c_1;
omap_mux_init_signal("hdmi_cec",
OMAP_PIN_INPUT_PULLUP);
omap_mux_init_signal("hdmi_ddc_scl",
OMAP_PIN_INPUT_PULLUP);
omap_mux_init_signal("hdmi_ddc_sda",
OMAP_PIN_INPUT_PULLUP);
}
static void __init omap4_hdmi_mux_pads(enum omap_hdmi_flags flags)
{
u32 reg;
u16 control_i2c_1;
/*
* CONTROL_I2C_1: HDMI_DDC_SDA_PULLUPRESX (bit 28) and
@ -161,8 +164,10 @@ static int omap4_dsi_mux_pads(int dsi_id, unsigned lanes)
int __init omap_hdmi_init(enum omap_hdmi_flags flags)
{
if (cpu_is_omap44xx())
if (cpu_is_omap44xx()) {
omap4_hdmi_mux_pads(flags);
omap4_tpd12s015_mux_pads();
}
return 0;
}

23
drivers/video/omap2/displays/panel-acx565akm.c
View File

@ -710,27 +710,6 @@ static void acx_panel_disable(struct omap_dss_device *dssdev)
dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
}
static int acx_panel_suspend(struct omap_dss_device *dssdev)
{
dev_dbg(&dssdev->dev, "%s\n", __func__);
acx_panel_power_off(dssdev);
dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
return 0;
}
static int acx_panel_resume(struct omap_dss_device *dssdev)
{
int r;
dev_dbg(&dssdev->dev, "%s\n", __func__);
r = acx_panel_power_on(dssdev);
if (r)
return r;
dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
return 0;
}
static void acx_panel_set_timings(struct omap_dss_device *dssdev,
struct omap_video_timings *timings)
{
@ -752,8 +731,6 @@ static struct omap_dss_driver acx_panel_driver = {
.enable = acx_panel_enable,
.disable = acx_panel_disable,
.suspend = acx_panel_suspend,
.resume = acx_panel_resume,
.set_timings = acx_panel_set_timings,
.check_timings = acx_panel_check_timings,

36
drivers/video/omap2/displays/panel-generic-dpi.c
View File

@ -688,40 +688,6 @@ static void generic_dpi_panel_disable(struct omap_dss_device *dssdev)
mutex_unlock(&drv_data->lock);
}
static int generic_dpi_panel_suspend(struct omap_dss_device *dssdev)
{
struct panel_drv_data *drv_data = dev_get_drvdata(&dssdev->dev);
mutex_lock(&drv_data->lock);
generic_dpi_panel_power_off(dssdev);
dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
mutex_unlock(&drv_data->lock);
return 0;
}
static int generic_dpi_panel_resume(struct omap_dss_device *dssdev)
{
struct panel_drv_data *drv_data = dev_get_drvdata(&dssdev->dev);
int r;
mutex_lock(&drv_data->lock);
r = generic_dpi_panel_power_on(dssdev);
if (r)
goto err;
dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
err:
mutex_unlock(&drv_data->lock);
return r;
}
static void generic_dpi_panel_set_timings(struct omap_dss_device *dssdev,
struct omap_video_timings *timings)
{
@ -769,8 +735,6 @@ static struct omap_dss_driver dpi_driver = {
.enable = generic_dpi_panel_enable,
.disable = generic_dpi_panel_disable,
.suspend = generic_dpi_panel_suspend,
.resume = generic_dpi_panel_resume,
.set_timings = generic_dpi_panel_set_timings,
.get_timings = generic_dpi_panel_get_timings,

34
drivers/video/omap2/displays/panel-lgphilips-lb035q02.c
View File

@ -143,46 +143,12 @@ static void lb035q02_panel_disable(struct omap_dss_device *dssdev)
mutex_unlock(&ld->lock);
}
static int lb035q02_panel_suspend(struct omap_dss_device *dssdev)
{
struct lb035q02_data *ld = dev_get_drvdata(&dssdev->dev);
mutex_lock(&ld->lock);
lb035q02_panel_power_off(dssdev);
dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
mutex_unlock(&ld->lock);
return 0;
}
static int lb035q02_panel_resume(struct omap_dss_device *dssdev)
{
struct lb035q02_data *ld = dev_get_drvdata(&dssdev->dev);
int r;
mutex_lock(&ld->lock);
r = lb035q02_panel_power_on(dssdev);
if (r)
goto err;
dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
mutex_unlock(&ld->lock);
return 0;
err:
mutex_unlock(&ld->lock);
return r;
}
static struct omap_dss_driver lb035q02_driver = {
.probe = lb035q02_panel_probe,
.remove = lb035q02_panel_remove,
.enable = lb035q02_panel_enable,
.disable = lb035q02_panel_disable,
.suspend = lb035q02_panel_suspend,
.resume = lb035q02_panel_resume,
.driver = {
.name = "lgphilips_lb035q02_panel",

50
drivers/video/omap2/displays/panel-n8x0.c
View File

@ -574,54 +574,6 @@ static void n8x0_panel_disable(struct omap_dss_device *dssdev)
mutex_unlock(&ddata->lock);
}
static int n8x0_panel_suspend(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = get_drv_data(dssdev);
dev_dbg(&dssdev->dev, "suspend\n");
mutex_lock(&ddata->lock);
rfbi_bus_lock();
n8x0_panel_power_off(dssdev);
rfbi_bus_unlock();
dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
mutex_unlock(&ddata->lock);
return 0;
}
static int n8x0_panel_resume(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = get_drv_data(dssdev);
int r;
dev_dbg(&dssdev->dev, "resume\n");
mutex_lock(&ddata->lock);
rfbi_bus_lock();
r = n8x0_panel_power_on(dssdev);
rfbi_bus_unlock();
if (r) {
mutex_unlock(&ddata->lock);
return r;
}
dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
mutex_unlock(&ddata->lock);
return 0;
}
static void n8x0_panel_get_resolution(struct omap_dss_device *dssdev,
u16 *xres, u16 *yres)
{
@ -683,8 +635,6 @@ static struct omap_dss_driver n8x0_panel_driver = {
.enable = n8x0_panel_enable,
.disable = n8x0_panel_disable,
.suspend = n8x0_panel_suspend,
.resume = n8x0_panel_resume,
.update = n8x0_panel_update,
.sync = n8x0_panel_sync,

24
drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c
View File

@ -236,28 +236,6 @@ static void nec_8048_panel_disable(struct omap_dss_device *dssdev)
dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
}
static int nec_8048_panel_suspend(struct omap_dss_device *dssdev)
{
nec_8048_panel_power_off(dssdev);
dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
return 0;
}
static int nec_8048_panel_resume(struct omap_dss_device *dssdev)
{
int r;
r = nec_8048_panel_power_on(dssdev);
if (r)
return r;
dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
return 0;
}
static int nec_8048_recommended_bpp(struct omap_dss_device *dssdev)
{
return 16;
@ -268,8 +246,6 @@ static struct omap_dss_driver nec_8048_driver = {
.remove = nec_8048_panel_remove,
.enable = nec_8048_panel_enable,
.disable = nec_8048_panel_disable,
.suspend = nec_8048_panel_suspend,
.resume = nec_8048_panel_resume,
.get_recommended_bpp = nec_8048_recommended_bpp,
.driver = {

44
drivers/video/omap2/displays/panel-picodlp.c
View File

@ -503,47 +503,6 @@ static void picodlp_panel_disable(struct omap_dss_device *dssdev)
dev_dbg(&dssdev->dev, "disabling picodlp panel\n");
}
static int picodlp_panel_suspend(struct omap_dss_device *dssdev)
{
struct picodlp_data *picod = dev_get_drvdata(&dssdev->dev);
mutex_lock(&picod->lock);
/* Turn off DLP Power */
if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
mutex_unlock(&picod->lock);
dev_err(&dssdev->dev, "unable to suspend picodlp panel,"
" panel is not ACTIVE\n");
return -EINVAL;
}
picodlp_panel_power_off(dssdev);
dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
mutex_unlock(&picod->lock);
dev_dbg(&dssdev->dev, "suspending picodlp panel\n");
return 0;
}
static int picodlp_panel_resume(struct omap_dss_device *dssdev)
{
struct picodlp_data *picod = dev_get_drvdata(&dssdev->dev);
int r;
mutex_lock(&picod->lock);
if (dssdev->state != OMAP_DSS_DISPLAY_SUSPENDED) {
mutex_unlock(&picod->lock);
dev_err(&dssdev->dev, "unable to resume picodlp panel,"
" panel is not ACTIVE\n");
return -EINVAL;
}
r = picodlp_panel_power_on(dssdev);
mutex_unlock(&picod->lock);
dev_dbg(&dssdev->dev, "resuming picodlp panel\n");
return r;
}
static void picodlp_get_resolution(struct omap_dss_device *dssdev,
u16 *xres, u16 *yres)
{
@ -560,9 +519,6 @@ static struct omap_dss_driver picodlp_driver = {
.get_resolution = picodlp_get_resolution,
.suspend = picodlp_panel_suspend,
.resume = picodlp_panel_resume,
.driver = {
.name = "picodlp_panel",
.owner = THIS_MODULE,

17
drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c
View File

@ -194,29 +194,12 @@ static void sharp_ls_panel_disable(struct omap_dss_device *dssdev)
dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
}
static int sharp_ls_panel_suspend(struct omap_dss_device *dssdev)
{
sharp_ls_power_off(dssdev);
dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
return 0;
}
static int sharp_ls_panel_resume(struct omap_dss_device *dssdev)
{
int r;
r = sharp_ls_power_on(dssdev);
dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
return r;
}
static struct omap_dss_driver sharp_ls_driver = {
.probe = sharp_ls_panel_probe,
.remove = __exit_p(sharp_ls_panel_remove),
.enable = sharp_ls_panel_enable,
.disable = sharp_ls_panel_disable,
.suspend = sharp_ls_panel_suspend,
.resume = sharp_ls_panel_resume,
.driver = {
.name = "sharp_ls_panel",

72
drivers/video/omap2/displays/panel-taal.c
View File

@ -1245,76 +1245,6 @@ static void taal_disable(struct omap_dss_device *dssdev)
mutex_unlock(&td->lock);
}
static int taal_suspend(struct omap_dss_device *dssdev)
{
struct taal_data *td = dev_get_drvdata(&dssdev->dev);
int r;
dev_dbg(&dssdev->dev, "suspend\n");
mutex_lock(&td->lock);
if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
r = -EINVAL;
goto err;
}
taal_cancel_ulps_work(dssdev);
taal_cancel_esd_work(dssdev);
dsi_bus_lock(dssdev);
r = taal_wake_up(dssdev);
if (!r)
taal_power_off(dssdev);
dsi_bus_unlock(dssdev);
dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
mutex_unlock(&td->lock);
return 0;
err:
mutex_unlock(&td->lock);
return r;
}
static int taal_resume(struct omap_dss_device *dssdev)
{
struct taal_data *td = dev_get_drvdata(&dssdev->dev);
int r;
dev_dbg(&dssdev->dev, "resume\n");
mutex_lock(&td->lock);
if (dssdev->state != OMAP_DSS_DISPLAY_SUSPENDED) {
r = -EINVAL;
goto err;
}
dsi_bus_lock(dssdev);
r = taal_power_on(dssdev);
dsi_bus_unlock(dssdev);
if (r) {
dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
} else {
dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
taal_queue_esd_work(dssdev);
}
mutex_unlock(&td->lock);
return r;
err:
mutex_unlock(&td->lock);
return r;
}
static void taal_framedone_cb(int err, void *data)
{
struct omap_dss_device *dssdev = data;
@ -1818,8 +1748,6 @@ static struct omap_dss_driver taal_driver = {
.enable = taal_enable,
.disable = taal_disable,
.suspend = taal_suspend,
.resume = taal_resume,
.update = taal_update,
.sync = taal_sync,

33
drivers/video/omap2/displays/panel-tfp410.c
View File

@ -189,37 +189,6 @@ static void tfp410_disable(struct omap_dss_device *dssdev)
mutex_unlock(&ddata->lock);
}
static int tfp410_suspend(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = dev_get_drvdata(&dssdev->dev);
mutex_lock(&ddata->lock);
tfp410_power_off(dssdev);
dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
mutex_unlock(&ddata->lock);
return 0;
}
static int tfp410_resume(struct omap_dss_device *dssdev)
{
struct panel_drv_data *ddata = dev_get_drvdata(&dssdev->dev);
int r;
mutex_lock(&ddata->lock);
r = tfp410_power_on(dssdev);
if (r == 0)
dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
mutex_unlock(&ddata->lock);
return r;
}
static void tfp410_set_timings(struct omap_dss_device *dssdev,
struct omap_video_timings *timings)
{
@ -355,8 +324,6 @@ static struct omap_dss_driver tfp410_driver = {
.enable = tfp410_enable,
.disable = tfp410_disable,
.suspend = tfp410_suspend,
.resume = tfp410_resume,
.set_timings = tfp410_set_timings,
.get_timings = tfp410_get_timings,

20
drivers/video/omap2/displays/panel-tpo-td043mtea1.c
View File

@ -401,24 +401,6 @@ static void tpo_td043_disable(struct omap_dss_device *dssdev)
dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
}
static int tpo_td043_suspend(struct omap_dss_device *dssdev)
{
dev_dbg(&dssdev->dev, "suspend\n");
tpo_td043_disable_dss(dssdev);
dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
return 0;
}
static int tpo_td043_resume(struct omap_dss_device *dssdev)
{
dev_dbg(&dssdev->dev, "resume\n");
return tpo_td043_enable_dss(dssdev);
}
static int tpo_td043_probe(struct omap_dss_device *dssdev)
{
struct tpo_td043_device *tpo_td043 = dev_get_drvdata(&dssdev->dev);
@ -500,8 +482,6 @@ static struct omap_dss_driver tpo_td043_driver = {
.enable = tpo_td043_enable,
.disable = tpo_td043_disable,
.suspend = tpo_td043_suspend,
.resume = tpo_td043_resume,
.set_mirror = tpo_td043_set_hmirror,
.get_mirror = tpo_td043_get_hmirror,

6
drivers/video/omap2/dss/apply.c
View File

@ -772,7 +772,7 @@ void dss_mgr_start_update(struct omap_overlay_manager *mgr)
if (!dss_data.irq_enabled && need_isr())
dss_register_vsync_isr();
dispc_mgr_enable(mgr->id);
dispc_mgr_enable_sync(mgr->id);
mgr_clear_shadow_dirty(mgr);
@ -1027,7 +1027,7 @@ int dss_mgr_enable(struct omap_overlay_manager *mgr)
spin_unlock_irqrestore(&data_lock, flags);
if (!mgr_manual_update(mgr))
dispc_mgr_enable(mgr->id);
dispc_mgr_enable_sync(mgr->id);
out:
mutex_unlock(&apply_lock);
@ -1052,7 +1052,7 @@ void dss_mgr_disable(struct omap_overlay_manager *mgr)
goto out;
if (!mgr_manual_update(mgr))
dispc_mgr_disable(mgr->id);
dispc_mgr_disable_sync(mgr->id);
spin_lock_irqsave(&data_lock, flags);

12
drivers/video/omap2/dss/core.c
View File

@ -53,10 +53,18 @@ static char *def_disp_name;
module_param_named(def_disp, def_disp_name, charp, 0);
MODULE_PARM_DESC(def_disp, "default display name");
const char *dss_get_default_display_name(void)
const char *omapdss_get_default_display_name(void)
{
return core.default_display_name;
}
EXPORT_SYMBOL(omapdss_get_default_display_name);
enum omapdss_version omapdss_get_version(void)
{
struct omap_dss_board_info *pdata = core.pdev->dev.platform_data;
return pdata->version;
}
EXPORT_SYMBOL(omapdss_get_version);
/* REGULATORS */
@ -232,7 +240,7 @@ static int __init omap_dss_probe(struct platform_device *pdev)
core.pdev = pdev;
dss_features_init(pdata->version);
dss_features_init(omapdss_get_version());
dss_apply_init();

143
drivers/video/omap2/dss/dispc.c
View File

@ -497,7 +497,7 @@ static void dispc_restore_context(void)
if (dss_has_feature(FEAT_MGR_LCD3))
RR(CONTROL3);
/* clear spurious SYNC_LOST_DIGIT interrupts */
dispc_write_reg(DISPC_IRQSTATUS, DISPC_IRQ_SYNC_LOST_DIGIT);
dispc_clear_irqstatus(DISPC_IRQ_SYNC_LOST_DIGIT);
/*
* enable last so IRQs won't trigger before
@ -1046,7 +1046,7 @@ static void dispc_configure_burst_sizes(void)
const int burst_size = BURST_SIZE_X8;
/* Configure burst size always to maximum size */
for (i = 0; i < omap_dss_get_num_overlays(); ++i)
for (i = 0; i < dss_feat_get_num_ovls(); ++i)
dispc_ovl_set_burst_size(i, burst_size);
}
@ -1250,7 +1250,7 @@ void dispc_ovl_compute_fifo_thresholds(enum omap_plane plane,
if (use_fifomerge) {
total_fifo_size = 0;
for (i = 0; i < omap_dss_get_num_overlays(); ++i)
for (i = 0; i < dss_feat_get_num_ovls(); ++i)
total_fifo_size += dispc_ovl_get_fifo_size(i);
} else {
total_fifo_size = ovl_fifo_size;
@ -2589,13 +2589,18 @@ int dispc_ovl_enable(enum omap_plane plane, bool enable)
return 0;
}
bool dispc_ovl_enabled(enum omap_plane plane)
{
return REG_GET(DISPC_OVL_ATTRIBUTES(plane), 0, 0);
}
static void dispc_mgr_disable_isr(void *data, u32 mask)
{
struct completion *compl = data;
complete(compl);
}
static void _enable_mgr_out(enum omap_channel channel, bool enable)
void dispc_mgr_enable(enum omap_channel channel, bool enable)
{
mgr_fld_write(channel, DISPC_MGR_FLD_ENABLE, enable);
/* flush posted write */
@ -2609,7 +2614,7 @@ bool dispc_mgr_is_enabled(enum omap_channel channel)
static void dispc_mgr_enable_lcd_out(enum omap_channel channel)
{
_enable_mgr_out(channel, true);
dispc_mgr_enable(channel, true);
}
static void dispc_mgr_disable_lcd_out(enum omap_channel channel)
@ -2633,7 +2638,7 @@ static void dispc_mgr_disable_lcd_out(enum omap_channel channel)
if (r)
DSSERR("failed to register FRAMEDONE isr\n");
_enable_mgr_out(channel, false);
dispc_mgr_enable(channel, false);
/* if we couldn't register for framedone, just sleep and exit */
if (r) {
@ -2685,7 +2690,7 @@ static void dispc_mgr_enable_digit_out(void)
return;
}
_enable_mgr_out(OMAP_DSS_CHANNEL_DIGIT, true);
dispc_mgr_enable(OMAP_DSS_CHANNEL_DIGIT, true);
/* wait for the first evsync */
if (!wait_for_completion_timeout(&vsync_compl, msecs_to_jiffies(100)))
@ -2735,7 +2740,7 @@ static void dispc_mgr_disable_digit_out(void)
if (r)
DSSERR("failed to register %x isr\n", irq_mask);
_enable_mgr_out(OMAP_DSS_CHANNEL_DIGIT, false);
dispc_mgr_enable(OMAP_DSS_CHANNEL_DIGIT, false);
/* if we couldn't register the irq, just sleep and exit */
if (r) {
@ -2755,7 +2760,7 @@ static void dispc_mgr_disable_digit_out(void)
DSSERR("failed to unregister %x isr\n", irq_mask);
}
void dispc_mgr_enable(enum omap_channel channel)
void dispc_mgr_enable_sync(enum omap_channel channel)
{
if (dss_mgr_is_lcd(channel))
dispc_mgr_enable_lcd_out(channel);
@ -2765,7 +2770,7 @@ void dispc_mgr_enable(enum omap_channel channel)
WARN_ON(1);
}
void dispc_mgr_disable(enum omap_channel channel)
void dispc_mgr_disable_sync(enum omap_channel channel)
{
if (dss_mgr_is_lcd(channel))
dispc_mgr_disable_lcd_out(channel);
@ -3167,28 +3172,32 @@ unsigned long dispc_mgr_lclk_rate(enum omap_channel channel)
unsigned long r;
u32 l;
l = dispc_read_reg(DISPC_DIVISORo(channel));
if (dss_mgr_is_lcd(channel)) {
l = dispc_read_reg(DISPC_DIVISORo(channel));
lcd = FLD_GET(l, 23, 16);
lcd = FLD_GET(l, 23, 16);
switch (dss_get_lcd_clk_source(channel)) {
case OMAP_DSS_CLK_SRC_FCK:
r = clk_get_rate(dispc.dss_clk);
break;
case OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC:
dsidev = dsi_get_dsidev_from_id(0);
r = dsi_get_pll_hsdiv_dispc_rate(dsidev);
break;
case OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC:
dsidev = dsi_get_dsidev_from_id(1);
r = dsi_get_pll_hsdiv_dispc_rate(dsidev);
break;
default:
BUG();
return 0;
switch (dss_get_lcd_clk_source(channel)) {
case OMAP_DSS_CLK_SRC_FCK:
r = clk_get_rate(dispc.dss_clk);
break;
case OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC:
dsidev = dsi_get_dsidev_from_id(0);
r = dsi_get_pll_hsdiv_dispc_rate(dsidev);
break;
case OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC:
dsidev = dsi_get_dsidev_from_id(1);
r = dsi_get_pll_hsdiv_dispc_rate(dsidev);
break;
default:
BUG();
return 0;
}
return r / lcd;
} else {
return dispc_fclk_rate();
}
return r / lcd;
}
unsigned long dispc_mgr_pclk_rate(enum omap_channel channel)
@ -3247,12 +3256,9 @@ static unsigned long dispc_plane_lclk_rate(enum omap_plane plane)
{
enum omap_channel channel = dispc_ovl_get_channel_out(plane);
if (dss_mgr_is_lcd(channel))
return dispc_mgr_lclk_rate(channel);
else
return dispc_fclk_rate();
return dispc_mgr_lclk_rate(channel);
}
static void dispc_dump_clocks_channel(struct seq_file *s, enum omap_channel channel)
{
int lcd, pcd;
@ -3621,11 +3627,35 @@ int dispc_mgr_get_clock_div(enum omap_channel channel,
return 0;
}
u32 dispc_read_irqstatus(void)
{
return dispc_read_reg(DISPC_IRQSTATUS);
}
void dispc_clear_irqstatus(u32 mask)
{
dispc_write_reg(DISPC_IRQSTATUS, mask);
}
u32 dispc_read_irqenable(void)
{
return dispc_read_reg(DISPC_IRQENABLE);
}
void dispc_write_irqenable(u32 mask)
{
u32 old_mask = dispc_read_reg(DISPC_IRQENABLE);
/* clear the irqstatus for newly enabled irqs */
dispc_clear_irqstatus((mask ^ old_mask) & mask);
dispc_write_reg(DISPC_IRQENABLE, mask);
}
/* dispc.irq_lock has to be locked by the caller */
static void _omap_dispc_set_irqs(void)
{
u32 mask;
u32 old_mask;
int i;
struct omap_dispc_isr_data *isr_data;
@ -3640,11 +3670,7 @@ static void _omap_dispc_set_irqs(void)
mask |= isr_data->mask;
}
old_mask = dispc_read_reg(DISPC_IRQENABLE);
/* clear the irqstatus for newly enabled irqs */
dispc_write_reg(DISPC_IRQSTATUS, (mask ^ old_mask) & mask);
dispc_write_reg(DISPC_IRQENABLE, mask);
dispc_write_irqenable(mask);
}
int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask)
@ -3771,8 +3797,8 @@ static irqreturn_t omap_dispc_irq_handler(int irq, void *arg)
spin_lock(&dispc.irq_lock);
irqstatus = dispc_read_reg(DISPC_IRQSTATUS);
irqenable = dispc_read_reg(DISPC_IRQENABLE);
irqstatus = dispc_read_irqstatus();
irqenable = dispc_read_irqenable();
/* IRQ is not for us */
if (!(irqstatus & irqenable)) {
@ -3791,9 +3817,9 @@ static irqreturn_t omap_dispc_irq_handler(int irq, void *arg)
/* Ack the interrupt. Do it here before clocks are possibly turned
* off */
dispc_write_reg(DISPC_IRQSTATUS, irqstatus);
dispc_clear_irqstatus(irqstatus);
/* flush posted write */
dispc_read_reg(DISPC_IRQSTATUS);
dispc_read_irqstatus();
/* make a copy and unlock, so that isrs can unregister
* themselves */
@ -3875,30 +3901,24 @@ static void dispc_error_worker(struct work_struct *work)
bit = mgr_desc[i].sync_lost_irq;
if (bit & errors) {
struct omap_dss_device *dssdev = mgr->get_device(mgr);
bool enable;
int j;
DSSERR("SYNC_LOST on channel %s, restarting the output "
"with video overlays disabled\n",
mgr->name);
enable = dssdev->state == OMAP_DSS_DISPLAY_ACTIVE;
dssdev->driver->disable(dssdev);
dss_mgr_disable(mgr);
for (i = 0; i < omap_dss_get_num_overlays(); ++i) {
for (j = 0; j < omap_dss_get_num_overlays(); ++j) {
struct omap_overlay *ovl;
ovl = omap_dss_get_overlay(i);
ovl = omap_dss_get_overlay(j);
if (ovl->id != OMAP_DSS_GFX &&
ovl->manager == mgr)
dispc_ovl_enable(ovl->id, false);
ovl->disable(ovl);
}
dispc_mgr_go(mgr->id);
msleep(50);
if (enable)
dssdev->driver->enable(dssdev);
dss_mgr_enable(mgr);
}
}
@ -3906,13 +3926,9 @@ static void dispc_error_worker(struct work_struct *work)
DSSERR("OCP_ERR\n");
for (i = 0; i < omap_dss_get_num_overlay_managers(); ++i) {
struct omap_overlay_manager *mgr;
struct omap_dss_device *dssdev;
mgr = omap_dss_get_overlay_manager(i);
dssdev = mgr->get_device(mgr);
if (dssdev && dssdev->driver)
dssdev->driver->disable(dssdev);
dss_mgr_disable(mgr);
}
}
@ -4002,7 +4018,7 @@ static void _omap_dispc_initialize_irq(void)
/* there's SYNC_LOST_DIGIT waiting after enabling the DSS,
* so clear it */
dispc_write_reg(DISPC_IRQSTATUS, dispc_read_reg(DISPC_IRQSTATUS));
dispc_clear_irqstatus(dispc_read_irqstatus());
_omap_dispc_set_irqs();
@ -4098,7 +4114,6 @@ static const struct dispc_features omap44xx_dispc_feats __initconst = {
static int __init dispc_init_features(struct platform_device *pdev)
{
struct omap_dss_board_info *pdata = pdev->dev.platform_data;
const struct dispc_features *src;
struct dispc_features *dst;
@ -4108,7 +4123,7 @@ static int __init dispc_init_features(struct platform_device *pdev)
return -ENOMEM;
}
switch (pdata->version) {
switch (omapdss_get_version()) {
case OMAPDSS_VER_OMAP24xx:
src = &omap24xx_dispc_feats;
break;

93
drivers/video/omap2/dss/display.c
View File

@ -320,86 +320,21 @@ void omapdss_default_get_timings(struct omap_dss_device *dssdev,
}
EXPORT_SYMBOL(omapdss_default_get_timings);
/*
* Connect dssdev to a manager if the manager is free or if force is specified.
* Connect all overlays to that manager if they are free or if force is
* specified.
*/
static int dss_init_connections(struct omap_dss_device *dssdev, bool force)
int dss_init_device(struct platform_device *pdev,
struct omap_dss_device *dssdev)
{
struct device_attribute *attr;
struct omap_dss_output *out;
struct omap_overlay_manager *mgr;
int i, r;
out = omapdss_get_output_from_dssdev(dssdev);
WARN_ON(dssdev->output);
WARN_ON(out->device);
r = omapdss_output_set_device(out, dssdev);
if (r) {
DSSERR("failed to connect output to new device\n");
return r;
}
mgr = omap_dss_get_overlay_manager(dssdev->channel);
if (mgr->output && !force)
return 0;
if (mgr->output)
mgr->unset_output(mgr);
r = mgr->set_output(mgr, out);
if (r) {
DSSERR("failed to connect manager to output of new device\n");
/* remove the output-device connection we just made */
omapdss_output_unset_device(out);
return r;
}
for (i = 0; i < omap_dss_get_num_overlays(); ++i) {
struct omap_overlay *ovl = omap_dss_get_overlay(i);
if (!ovl->manager || force) {
if (ovl->manager)
ovl->unset_manager(ovl);
r = ovl->set_manager(ovl, mgr);
if (r) {
DSSERR("failed to set initial overlay\n");
return r;
}
}
}
return 0;
}
static void dss_uninit_connections(struct omap_dss_device *dssdev)
{
if (dssdev->output) {
struct omap_overlay_manager *mgr = dssdev->output->manager;
if (mgr)
mgr->unset_output(mgr);
omapdss_output_unset_device(dssdev->output);
}
}
int dss_init_device(struct platform_device *pdev,
struct omap_dss_device *dssdev)
{
struct device_attribute *attr;
int i, r;
const char *def_disp_name = dss_get_default_display_name();
bool force;
force = def_disp_name && strcmp(def_disp_name, dssdev->name) == 0;
dss_init_connections(dssdev, force);
/* create device sysfs files */
i = 0;
while ((attr = display_sysfs_attrs[i++]) != NULL) {
@ -410,7 +345,7 @@ int dss_init_device(struct platform_device *pdev,
device_remove_file(&dssdev->dev, attr);
}
dss_uninit_connections(dssdev);
omapdss_output_unset_device(dssdev->output);
DSSERR("failed to create sysfs file\n");
return r;
@ -424,7 +359,7 @@ int dss_init_device(struct platform_device *pdev,
while ((attr = display_sysfs_attrs[i++]) != NULL)
device_remove_file(&dssdev->dev, attr);
dss_uninit_connections(dssdev);
omapdss_output_unset_device(dssdev->output);
DSSERR("failed to create sysfs display link\n");
return r;
@ -444,12 +379,12 @@ void dss_uninit_device(struct platform_device *pdev,
while ((attr = display_sysfs_attrs[i++]) != NULL)
device_remove_file(&dssdev->dev, attr);
dss_uninit_connections(dssdev);
if (dssdev->output)
omapdss_output_unset_device(dssdev->output);
}
static int dss_suspend_device(struct device *dev, void *data)
{
int r;
struct omap_dss_device *dssdev = to_dss_device(dev);
if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
@ -457,15 +392,7 @@ static int dss_suspend_device(struct device *dev, void *data)
return 0;
}
if (!dssdev->driver->suspend) {
DSSERR("display '%s' doesn't implement suspend\n",
dssdev->name);
return -ENOSYS;
}
r = dssdev->driver->suspend(dssdev);
if (r)
return r;
dssdev->driver->disable(dssdev);
dssdev->activate_after_resume = true;
@ -492,8 +419,8 @@ static int dss_resume_device(struct device *dev, void *data)
int r;
struct omap_dss_device *dssdev = to_dss_device(dev);
if (dssdev->activate_after_resume && dssdev->driver->resume) {
r = dssdev->driver->resume(dssdev);
if (dssdev->activate_after_resume) {
r = dssdev->driver->enable(dssdev);
if (r)
return r;
}

2
drivers/video/omap2/dss/dpi.c
View File

@ -389,7 +389,7 @@ static int __init dpi_init_display(struct omap_dss_device *dssdev)
static struct omap_dss_device * __init dpi_find_dssdev(struct platform_device *pdev)
{
struct omap_dss_board_info *pdata = pdev->dev.platform_data;
const char *def_disp_name = dss_get_default_display_name();
const char *def_disp_name = omapdss_get_default_display_name();
struct omap_dss_device *def_dssdev;
int i;

2
drivers/video/omap2/dss/dsi.c
View File

@ -5100,7 +5100,7 @@ static struct omap_dss_device * __init dsi_find_dssdev(struct platform_device *p
{
struct omap_dss_board_info *pdata = pdev->dev.platform_data;
struct dsi_data *dsi = dsi_get_dsidrv_data(pdev);
const char *def_disp_name = dss_get_default_display_name();
const char *def_disp_name = omapdss_get_default_display_name();
struct omap_dss_device *def_dssdev;
int i;

5
drivers/video/omap2/dss/dss.c
View File

@ -97,6 +97,8 @@ static const char * const dss_generic_clk_source_names[] = {
[OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC] = "DSI_PLL_HSDIV_DISPC",
[OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI] = "DSI_PLL_HSDIV_DSI",
[OMAP_DSS_CLK_SRC_FCK] = "DSS_FCK",
[OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC] = "DSI_PLL2_HSDIV_DISPC",
[OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI] = "DSI_PLL2_HSDIV_DSI",
};
static inline void dss_write_reg(const struct dss_reg idx, u32 val)
@ -793,7 +795,6 @@ static const struct dss_features omap54xx_dss_feats __initconst = {
static int __init dss_init_features(struct platform_device *pdev)
{
struct omap_dss_board_info *pdata = pdev->dev.platform_data;
const struct dss_features *src;
struct dss_features *dst;
@ -803,7 +804,7 @@ static int __init dss_init_features(struct platform_device *pdev)
return -ENOMEM;
}
switch (pdata->version) {
switch (omapdss_get_version()) {
case OMAPDSS_VER_OMAP24xx:
src = &omap24xx_dss_feats;
break;

14
drivers/video/omap2/dss/dss.h
View File

@ -160,7 +160,6 @@ struct seq_file;
struct platform_device;
/* core */
const char *dss_get_default_display_name(void);
struct bus_type *dss_get_bus(void);
struct regulator *dss_get_vdds_dsi(void);
struct regulator *dss_get_vdds_sdi(void);
@ -398,7 +397,10 @@ void dpi_uninit_platform_driver(void) __exit;
int dispc_init_platform_driver(void) __init;
void dispc_uninit_platform_driver(void) __exit;
void dispc_dump_clocks(struct seq_file *s);
void dispc_irq_handler(void);
u32 dispc_read_irqstatus(void);
void dispc_clear_irqstatus(u32 mask);
u32 dispc_read_irqenable(void);
void dispc_write_irqenable(u32 mask);
int dispc_runtime_get(void);
void dispc_runtime_put(void);
@ -429,6 +431,7 @@ int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi,
bool replication, const struct omap_video_timings *mgr_timings,
bool mem_to_mem);
int dispc_ovl_enable(enum omap_plane plane, bool enable);
bool dispc_ovl_enabled(enum omap_plane plane);
void dispc_ovl_set_channel_out(enum omap_plane plane,
enum omap_channel channel);
@ -437,9 +440,10 @@ u32 dispc_mgr_get_framedone_irq(enum omap_channel channel);
u32 dispc_mgr_get_sync_lost_irq(enum omap_channel channel);
bool dispc_mgr_go_busy(enum omap_channel channel);
void dispc_mgr_go(enum omap_channel channel);
void dispc_mgr_enable(enum omap_channel channel, bool enable);
bool dispc_mgr_is_enabled(enum omap_channel channel);
void dispc_mgr_enable(enum omap_channel channel);
void dispc_mgr_disable(enum omap_channel channel);
void dispc_mgr_enable_sync(enum omap_channel channel);
void dispc_mgr_disable_sync(enum omap_channel channel);
bool dispc_mgr_is_channel_enabled(enum omap_channel channel);
void dispc_mgr_set_lcd_config(enum omap_channel channel,
const struct dss_lcd_mgr_config *config);
@ -505,6 +509,8 @@ static inline unsigned long hdmi_get_pixel_clock(void)
#endif
int omapdss_hdmi_display_enable(struct omap_dss_device *dssdev);
void omapdss_hdmi_display_disable(struct omap_dss_device *dssdev);
int omapdss_hdmi_core_enable(struct omap_dss_device *dssdev);
void omapdss_hdmi_core_disable(struct omap_dss_device *dssdev);
void omapdss_hdmi_display_set_timing(struct omap_dss_device *dssdev,
struct omap_video_timings *timings);
int omapdss_hdmi_display_check_timing(struct omap_dss_device *dssdev,

124
drivers/video/omap2/dss/hdmi.c
View File

@ -295,6 +295,12 @@ static const struct hdmi_config vesa_timings[] = {
false, },
{ 0x55, HDMI_DVI },
},
{
{ 1920, 1200, 154000, 32, 48, 80, 6, 3, 26,
OMAPDSS_SIG_ACTIVE_LOW, OMAPDSS_SIG_ACTIVE_HIGH,
false, },
{ 0x44, HDMI_DVI },
},
};
static int hdmi_runtime_get(void)
@ -323,7 +329,6 @@ static void hdmi_runtime_put(void)
static int __init hdmi_init_display(struct omap_dss_device *dssdev)
{
struct omap_dss_board_info *pdata = hdmi.pdev->dev.platform_data;
int r;
struct gpio gpios[] = {
@ -334,7 +339,7 @@ static int __init hdmi_init_display(struct omap_dss_device *dssdev)
DSSDBG("init_display\n");
dss_init_hdmi_ip_ops(&hdmi.ip_data, pdata->version);
dss_init_hdmi_ip_ops(&hdmi.ip_data, omapdss_get_version());
if (hdmi.vdda_hdmi_dac_reg == NULL) {
struct regulator *reg;
@ -399,7 +404,8 @@ static bool hdmi_timings_compare(struct omap_video_timings *timing1,
{
int timing1_vsync, timing1_hsync, timing2_vsync, timing2_hsync;
if ((timing2->pixel_clock == timing1->pixel_clock) &&
if ((DIV_ROUND_CLOSEST(timing2->pixel_clock, 1000) ==
DIV_ROUND_CLOSEST(timing1->pixel_clock, 1000)) &&
(timing2->x_res == timing1->x_res) &&
(timing2->y_res == timing1->y_res)) {
@ -501,12 +507,9 @@ static void hdmi_compute_pll(struct omap_dss_device *dssdev, int phy,
DSSDBG("range = %d sd = %d\n", pi->dcofreq, pi->regsd);
}
static int hdmi_power_on(struct omap_dss_device *dssdev)
static int hdmi_power_on_core(struct omap_dss_device *dssdev)
{
int r;
struct omap_video_timings *p;
struct omap_overlay_manager *mgr = dssdev->output->manager;
unsigned long phy;
gpio_set_value(hdmi.ct_cp_hpd_gpio, 1);
gpio_set_value(hdmi.ls_oe_gpio, 1);
@ -522,6 +525,46 @@ static int hdmi_power_on(struct omap_dss_device *dssdev)
if (r)
goto err_runtime_get;
/* Make selection of HDMI in DSS */
dss_select_hdmi_venc_clk_source(DSS_HDMI_M_PCLK);
/* Select the dispc clock source as PRCM clock, to ensure that it is not
* DSI PLL source as the clock selected by DSI PLL might not be
* sufficient for the resolution selected / that can be changed
* dynamically by user. This can be moved to single location , say
* Boardfile.
*/
dss_select_dispc_clk_source(dssdev->clocks.dispc.dispc_fclk_src);
return 0;
err_runtime_get:
regulator_disable(hdmi.vdda_hdmi_dac_reg);
err_vdac_enable:
gpio_set_value(hdmi.ct_cp_hpd_gpio, 0);
gpio_set_value(hdmi.ls_oe_gpio, 0);
return r;
}
static void hdmi_power_off_core(struct omap_dss_device *dssdev)
{
hdmi_runtime_put();
regulator_disable(hdmi.vdda_hdmi_dac_reg);
gpio_set_value(hdmi.ct_cp_hpd_gpio, 0);
gpio_set_value(hdmi.ls_oe_gpio, 0);
}
static int hdmi_power_on_full(struct omap_dss_device *dssdev)
{
int r;
struct omap_video_timings *p;
struct omap_overlay_manager *mgr = dssdev->output->manager;
unsigned long phy;
r = hdmi_power_on_core(dssdev);
if (r)
return r;
dss_mgr_disable(mgr);
p = &hdmi.ip_data.cfg.timings;
@ -549,17 +592,6 @@ static int hdmi_power_on(struct omap_dss_device *dssdev)
hdmi.ip_data.ops->video_configure(&hdmi.ip_data);
/* Make selection of HDMI in DSS */
dss_select_hdmi_venc_clk_source(DSS_HDMI_M_PCLK);
/* Select the dispc clock source as PRCM clock, to ensure that it is not
* DSI PLL source as the clock selected by DSI PLL might not be
* sufficient for the resolution selected / that can be changed
* dynamically by user. This can be moved to single location , say
* Boardfile.
*/
dss_select_dispc_clk_source(dssdev->clocks.dispc.dispc_fclk_src);
/* bypass TV gamma table */
dispc_enable_gamma_table(0);
@ -583,16 +615,11 @@ err_vid_enable:
err_phy_enable:
hdmi.ip_data.ops->pll_disable(&hdmi.ip_data);
err_pll_enable:
hdmi_runtime_put();
err_runtime_get:
regulator_disable(hdmi.vdda_hdmi_dac_reg);
err_vdac_enable:
gpio_set_value(hdmi.ct_cp_hpd_gpio, 0);
gpio_set_value(hdmi.ls_oe_gpio, 0);
hdmi_power_off_core(dssdev);
return -EIO;
}
static void hdmi_power_off(struct omap_dss_device *dssdev)
static void hdmi_power_off_full(struct omap_dss_device *dssdev)
{
struct omap_overlay_manager *mgr = dssdev->output->manager;
@ -601,12 +628,8 @@ static void hdmi_power_off(struct omap_dss_device *dssdev)
hdmi.ip_data.ops->video_disable(&hdmi.ip_data);
hdmi.ip_data.ops->phy_disable(&hdmi.ip_data);
hdmi.ip_data.ops->pll_disable(&hdmi.ip_data);
hdmi_runtime_put();
regulator_disable(hdmi.vdda_hdmi_dac_reg);
gpio_set_value(hdmi.ct_cp_hpd_gpio, 0);
gpio_set_value(hdmi.ls_oe_gpio, 0);
hdmi_power_off_core(dssdev);
}
int omapdss_hdmi_display_check_timing(struct omap_dss_device *dssdev,
@ -716,7 +739,7 @@ int omapdss_hdmi_display_enable(struct omap_dss_device *dssdev)
goto err0;
}
r = hdmi_power_on(dssdev);
r = hdmi_power_on_full(dssdev);
if (r) {
DSSERR("failed to power on device\n");
goto err1;
@ -738,13 +761,48 @@ void omapdss_hdmi_display_disable(struct omap_dss_device *dssdev)
mutex_lock(&hdmi.lock);
hdmi_power_off(dssdev);
hdmi_power_off_full(dssdev);
omap_dss_stop_device(dssdev);
mutex_unlock(&hdmi.lock);
}
int omapdss_hdmi_core_enable(struct omap_dss_device *dssdev)
{
int r = 0;
DSSDBG("ENTER omapdss_hdmi_core_enable\n");
mutex_lock(&hdmi.lock);
hdmi.ip_data.hpd_gpio = hdmi.hpd_gpio;
r = hdmi_power_on_core(dssdev);
if (r) {
DSSERR("failed to power on device\n");
goto err0;
}
mutex_unlock(&hdmi.lock);
return 0;
err0:
mutex_unlock(&hdmi.lock);
return r;
}
void omapdss_hdmi_core_disable(struct omap_dss_device *dssdev)
{
DSSDBG("Enter omapdss_hdmi_core_disable\n");
mutex_lock(&hdmi.lock);
hdmi_power_off_core(dssdev);
mutex_unlock(&hdmi.lock);
}
static int hdmi_get_clocks(struct platform_device *pdev)
{
struct clk *clk;
@ -913,7 +971,7 @@ int hdmi_audio_config(struct omap_dss_audio *audio)
static struct omap_dss_device * __init hdmi_find_dssdev(struct platform_device *pdev)
{
struct omap_dss_board_info *pdata = pdev->dev.platform_data;
const char *def_disp_name = dss_get_default_display_name();
const char *def_disp_name = omapdss_get_default_display_name();
struct omap_dss_device *def_dssdev;
int i;

78
drivers/video/omap2/dss/hdmi_panel.c
View File

@ -280,58 +280,6 @@ static void hdmi_panel_disable(struct omap_dss_device *dssdev)
mutex_unlock(&hdmi.lock);
}
static int hdmi_panel_suspend(struct omap_dss_device *dssdev)
{
int r = 0;
mutex_lock(&hdmi.lock);
if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
r = -EINVAL;
goto err;
}
/*
* TODO: notify audio users that the display was suspended. For now,
* disable audio locally to not break our audio state machine.
*/
hdmi_panel_audio_disable(dssdev);
dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
omapdss_hdmi_display_disable(dssdev);
err:
mutex_unlock(&hdmi.lock);
return r;
}
static int hdmi_panel_resume(struct omap_dss_device *dssdev)
{
int r = 0;
mutex_lock(&hdmi.lock);
if (dssdev->state != OMAP_DSS_DISPLAY_SUSPENDED) {
r = -EINVAL;
goto err;
}
r = omapdss_hdmi_display_enable(dssdev);
if (r) {
DSSERR("failed to power on\n");
goto err;
}
/* TODO: notify audio users that the panel resumed. */
dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
err:
mutex_unlock(&hdmi.lock);
return r;
}
static void hdmi_get_timings(struct omap_dss_device *dssdev,
struct omap_video_timings *timings)
{
@ -379,20 +327,22 @@ static int hdmi_check_timings(struct omap_dss_device *dssdev,
static int hdmi_read_edid(struct omap_dss_device *dssdev, u8 *buf, int len)
{
int r;
bool need_enable;
mutex_lock(&hdmi.lock);
if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
r = omapdss_hdmi_display_enable(dssdev);
need_enable = dssdev->state == OMAP_DSS_DISPLAY_DISABLED;
if (need_enable) {
r = omapdss_hdmi_core_enable(dssdev);
if (r)
goto err;
}
r = omapdss_hdmi_read_edid(buf, len);
if (dssdev->state == OMAP_DSS_DISPLAY_DISABLED ||
dssdev->state == OMAP_DSS_DISPLAY_SUSPENDED)
omapdss_hdmi_display_disable(dssdev);
if (need_enable)
omapdss_hdmi_core_disable(dssdev);
err:
mutex_unlock(&hdmi.lock);
@ -402,20 +352,22 @@ err:
static bool hdmi_detect(struct omap_dss_device *dssdev)
{
int r;
bool need_enable;
mutex_lock(&hdmi.lock);
if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
r = omapdss_hdmi_display_enable(dssdev);
need_enable = dssdev->state == OMAP_DSS_DISPLAY_DISABLED;
if (need_enable) {
r = omapdss_hdmi_core_enable(dssdev);
if (r)
goto err;
}
r = omapdss_hdmi_detect();
if (dssdev->state == OMAP_DSS_DISPLAY_DISABLED ||
dssdev->state == OMAP_DSS_DISPLAY_SUSPENDED)
omapdss_hdmi_display_disable(dssdev);
if (need_enable)
omapdss_hdmi_core_disable(dssdev);
err:
mutex_unlock(&hdmi.lock);
@ -427,8 +379,6 @@ static struct omap_dss_driver hdmi_driver = {
.remove = hdmi_panel_remove,
.enable = hdmi_panel_enable,
.disable = hdmi_panel_disable,
.suspend = hdmi_panel_suspend,
.resume = hdmi_panel_resume,
.get_timings = hdmi_get_timings,
.set_timings = hdmi_set_timings,
.check_timings = hdmi_check_timings,

2
drivers/video/omap2/dss/rfbi.c
View File

@ -950,7 +950,7 @@ static int __init rfbi_init_display(struct omap_dss_device *dssdev)
static struct omap_dss_device * __init rfbi_find_dssdev(struct platform_device *pdev)
{
struct omap_dss_board_info *pdata = pdev->dev.platform_data;
const char *def_disp_name = dss_get_default_display_name();
const char *def_disp_name = omapdss_get_default_display_name();
struct omap_dss_device *def_dssdev;
int i;

2
drivers/video/omap2/dss/sdi.c
View File

@ -205,7 +205,7 @@ static int __init sdi_init_display(struct omap_dss_device *dssdev)
static struct omap_dss_device * __init sdi_find_dssdev(struct platform_device *pdev)
{
struct omap_dss_board_info *pdata = pdev->dev.platform_data;
const char *def_disp_name = dss_get_default_display_name();
const char *def_disp_name = omapdss_get_default_display_name();
struct omap_dss_device *def_dssdev;
int i;

2
drivers/video/omap2/dss/venc.c
View File

@ -744,7 +744,7 @@ static void venc_put_clocks(void)
static struct omap_dss_device * __init venc_find_dssdev(struct platform_device *pdev)
{
struct omap_dss_board_info *pdata = pdev->dev.platform_data;
const char *def_disp_name = dss_get_default_display_name();
const char *def_disp_name = omapdss_get_default_display_name();
struct omap_dss_device *def_dssdev;
int i;

19
drivers/video/omap2/dss/venc_panel.c
View File

@ -157,12 +157,6 @@ static void venc_panel_disable(struct omap_dss_device *dssdev)
if (dssdev->state == OMAP_DSS_DISPLAY_DISABLED)
goto end;
if (dssdev->state == OMAP_DSS_DISPLAY_SUSPENDED) {
/* suspended is the same as disabled with venc */
dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
goto end;
}
omapdss_venc_display_disable(dssdev);
dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
@ -170,17 +164,6 @@ end:
mutex_unlock(&venc_panel.lock);
}
static int venc_panel_suspend(struct omap_dss_device *dssdev)
{
venc_panel_disable(dssdev);
return 0;
}
static int venc_panel_resume(struct omap_dss_device *dssdev)
{
return venc_panel_enable(dssdev);
}
static void venc_panel_set_timings(struct omap_dss_device *dssdev,
struct omap_video_timings *timings)
{
@ -222,8 +205,6 @@ static struct omap_dss_driver venc_driver = {
.enable = venc_panel_enable,
.disable = venc_panel_disable,
.suspend = venc_panel_suspend,
.resume = venc_panel_resume,
.get_resolution = omapdss_default_get_resolution,
.get_recommended_bpp = omapdss_default_get_recommended_bpp,

101
drivers/video/omap2/omapfb/omapfb-main.c
View File

@ -1258,11 +1258,10 @@ static int omapfb_blank(int blank, struct fb_info *fbi)
switch (blank) {
case FB_BLANK_UNBLANK:
if (display->state != OMAP_DSS_DISPLAY_SUSPENDED)
if (display->state == OMAP_DSS_DISPLAY_ACTIVE)
goto exit;
if (display->driver->resume)
r = display->driver->resume(display);
r = display->driver->enable(display);
if ((display->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE) &&
d->update_mode == OMAPFB_AUTO_UPDATE &&
@ -1283,8 +1282,7 @@ static int omapfb_blank(int blank, struct fb_info *fbi)
if (d->auto_update_work_enabled)
omapfb_stop_auto_update(fbdev, display);
if (display->driver->suspend)
r = display->driver->suspend(display);
display->driver->disable(display);
break;
@ -2258,7 +2256,7 @@ static int omapfb_find_best_mode(struct omap_dss_device *display,
{
struct fb_monspecs *specs;
u8 *edid;
int r, i, best_xres, best_idx, len;
int r, i, best_idx, len;
if (!display->driver->read_edid)
return -ENODEV;
@ -2274,10 +2272,6 @@ static int omapfb_find_best_mode(struct omap_dss_device *display,
fb_edid_to_monspecs(edid, specs);
if (edid[126] > 0)
fb_edid_add_monspecs(edid + 0x80, specs);
best_xres = 0;
best_idx = -1;
for (i = 0; i < specs->modedb_len; ++i) {
@ -2293,16 +2287,20 @@ static int omapfb_find_best_mode(struct omap_dss_device *display,
if (m->xres == 2880 || m->xres == 1440)
continue;
if (m->vmode & FB_VMODE_INTERLACED ||
m->vmode & FB_VMODE_DOUBLE)
continue;
fb_videomode_to_omap_timings(m, display, &t);
r = display->driver->check_timings(display, &t);
if (r == 0 && best_xres < m->xres) {
best_xres = m->xres;
if (r == 0) {
best_idx = i;
break;
}
}
if (best_xres == 0) {
if (best_idx == -1) {
r = -ENOENT;
goto err2;
}
@ -2371,15 +2369,52 @@ static int omapfb_init_display(struct omapfb2_device *fbdev,
return 0;
}
static int omapfb_init_connections(struct omapfb2_device *fbdev,
struct omap_dss_device *dssdev)
{
int i, r;
struct omap_overlay_manager *mgr = NULL;
for (i = 0; i < fbdev->num_managers; i++) {
mgr = fbdev->managers[i];
if (dssdev->channel == mgr->id)
break;
}
if (i == fbdev->num_managers)
return -ENODEV;
if (mgr->output)
mgr->unset_output(mgr);
r = mgr->set_output(mgr, dssdev->output);
if (r)
return r;
for (i = 0; i < fbdev->num_overlays; i++) {
struct omap_overlay *ovl = fbdev->overlays[i];
if (ovl->manager)
ovl->unset_manager(ovl);
r = ovl->set_manager(ovl, mgr);
if (r)
dev_warn(fbdev->dev,
"failed to connect overlay %s to manager %s\n",
ovl->name, mgr->name);
}
return 0;
}
static int __init omapfb_probe(struct platform_device *pdev)
{
struct omapfb2_device *fbdev = NULL;
int r = 0;
int i;
struct omap_overlay *ovl;
struct omap_dss_device *def_display;
struct omap_dss_device *dssdev;
struct omap_dss_device *ovl_device;
DBG("omapfb_probe\n");
@ -2447,15 +2482,33 @@ static int __init omapfb_probe(struct platform_device *pdev)
for (i = 0; i < fbdev->num_managers; i++)
fbdev->managers[i] = omap_dss_get_overlay_manager(i);
/* gfx overlay should be the default one. find a display
* connected to that, and use it as default display */
ovl = omap_dss_get_overlay(0);
ovl_device = ovl->get_device(ovl);
if (ovl_device) {
def_display = ovl_device;
} else {
dev_warn(&pdev->dev, "cannot find default display\n");
def_display = NULL;
def_display = NULL;
for (i = 0; i < fbdev->num_displays; ++i) {
struct omap_dss_device *dssdev;
const char *def_name;
def_name = omapdss_get_default_display_name();
dssdev = fbdev->displays[i].dssdev;
if (def_name == NULL ||
(dssdev->name && strcmp(def_name, dssdev->name) == 0)) {
def_display = dssdev;
break;
}
}
if (def_display == NULL) {
dev_err(fbdev->dev, "failed to find default display\n");
r = -EINVAL;
goto cleanup;
}
r = omapfb_init_connections(fbdev, def_display);
if (r) {
dev_err(fbdev->dev, "failed to init overlay connections\n");
goto cleanup;
}
if (def_mode && strlen(def_mode) > 0) {

6
include/video/omapdss.h
View File

@ -158,7 +158,6 @@ enum omap_display_caps {
enum omap_dss_display_state {
OMAP_DSS_DISPLAY_DISABLED = 0,
OMAP_DSS_DISPLAY_ACTIVE,
OMAP_DSS_DISPLAY_SUSPENDED,
};
enum omap_dss_audio_state {
@ -682,8 +681,6 @@ struct omap_dss_driver {
int (*enable)(struct omap_dss_device *display);
void (*disable)(struct omap_dss_device *display);
int (*suspend)(struct omap_dss_device *display);
int (*resume)(struct omap_dss_device *display);
int (*run_test)(struct omap_dss_device *display, int test);
int (*update)(struct omap_dss_device *dssdev,
@ -741,6 +738,8 @@ struct omap_dss_driver {
};
enum omapdss_version omapdss_get_version(void);
int omap_dss_register_driver(struct omap_dss_driver *);
void omap_dss_unregister_driver(struct omap_dss_driver *);
@ -750,6 +749,7 @@ void omap_dss_put_device(struct omap_dss_device *dssdev);
struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from);
struct omap_dss_device *omap_dss_find_device(void *data,
int (*match)(struct omap_dss_device *dssdev, void *data));
const char *omapdss_get_default_display_name(void);
int omap_dss_start_device(struct omap_dss_device *dssdev);
void omap_dss_stop_device(struct omap_dss_device *dssdev);