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authorLinus Torvalds <torvalds@linux-foundation.org>2015-04-20 15:16:25 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-20 15:16:25 -0700
commitbf2ae5d337cd09dfee3041364a36c5214cc7faf9 (patch)
tree57dd6a1995c4fdaf66ee0fc0d6726b0fe61063ab /drivers/video/fbdev
parent14aa02449064541217836b9f3d3295e241d5ae9c (diff)
parent6b75b54c841a18ef114704aa5cf2cdf43487b0ae (diff)
downloadop-kernel-dev-bf2ae5d337cd09dfee3041364a36c5214cc7faf9.zip
op-kernel-dev-bf2ae5d337cd09dfee3041364a36c5214cc7faf9.tar.gz
Merge tag 'fbdev-4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux
Pull fbdev updates from Tomi Valkeinen: "Small fixes and improvements to various fbdev drivers" * tag 'fbdev-4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux: (24 commits) omapdss: extend pm notifier to handle hibernation OMAPDSS: Correct video ports description file path in DT binding doc OMAPDSS: disable VT switch fbdev: sh_mobile_lcdc: Fix destruction of uninitialized mutex video: fbdev: sh_mobile_lcdcfb: Fix ROP3 sysfs attribute parsing fbdev: pm3fb: cleanup some confusing indenting hyperv: hyperv_fb: match wait_for_completion_timeout return type video: fbdev: use msecs_to_jiffies for time conversions fbdev: via/via_clock: fix sparse warning video: fbdev: make of_device_id array const fbdev: sm501fb: use memset_io OMAPDSS: workaround for MFLAG + NV12 issue OMAPDSS: Add support for MFLAG OMAPDSS: setup default fifo thresholds OMAPDSS: DISPC: lock access to DISPC_CONTROL & DISPC_CONFIG OMAPDSS: DISPC: fix div by zero issue in overlay scaling OMAPDSS: DISPC: change sync_pclk_edge default value OMAPDSS: change signal_level & signal_edge enum values OMAPDSS: DISPC: explicit handling for sync and de levels OMAPDSS: DISPC: remove OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES ...
Diffstat (limited to 'drivers/video/fbdev')
-rw-r--r--drivers/video/fbdev/hyperv_fb.c6
-rw-r--r--drivers/video/fbdev/imxfb.c2
-rw-r--r--drivers/video/fbdev/omap2/displays-new/connector-dvi.c2
-rw-r--r--drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c11
-rw-r--r--drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c2
-rw-r--r--drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c2
-rw-r--r--drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c2
-rw-r--r--drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c2
-rw-r--r--drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c2
-rw-r--r--drivers/video/fbdev/omap2/dss/core.c4
-rw-r--r--drivers/video/fbdev/omap2/dss/dispc.c147
-rw-r--r--drivers/video/fbdev/omap2/dss/display.c2
-rw-r--r--drivers/video/fbdev/omap2/dss/dsi.c2
-rw-r--r--drivers/video/fbdev/omap2/dss/dss.c3
-rw-r--r--drivers/video/fbdev/omap2/dss/dss_features.c2
-rw-r--r--drivers/video/fbdev/omap2/dss/hdmi5_core.c2
-rw-r--r--drivers/video/fbdev/omap2/dss/rfbi.c2
-rw-r--r--drivers/video/fbdev/omap2/omapfb/omapfb-main.c4
-rw-r--r--drivers/video/fbdev/pm3fb.c6
-rw-r--r--drivers/video/fbdev/pxafb.c6
-rw-r--r--drivers/video/fbdev/sh_mobile_lcdcfb.c15
-rw-r--r--drivers/video/fbdev/sm501fb.c2
-rw-r--r--drivers/video/fbdev/via/via_clock.c2
23 files changed, 187 insertions, 43 deletions
diff --git a/drivers/video/fbdev/hyperv_fb.c b/drivers/video/fbdev/hyperv_fb.c
index 4254336..807ee22 100644
--- a/drivers/video/fbdev/hyperv_fb.c
+++ b/drivers/video/fbdev/hyperv_fb.c
@@ -415,7 +415,8 @@ static int synthvid_negotiate_ver(struct hv_device *hdev, u32 ver)
struct fb_info *info = hv_get_drvdata(hdev);
struct hvfb_par *par = info->par;
struct synthvid_msg *msg = (struct synthvid_msg *)par->init_buf;
- int t, ret = 0;
+ int ret = 0;
+ unsigned long t;
memset(msg, 0, sizeof(struct synthvid_msg));
msg->vid_hdr.type = SYNTHVID_VERSION_REQUEST;
@@ -488,7 +489,8 @@ static int synthvid_send_config(struct hv_device *hdev)
struct fb_info *info = hv_get_drvdata(hdev);
struct hvfb_par *par = info->par;
struct synthvid_msg *msg = (struct synthvid_msg *)par->init_buf;
- int t, ret = 0;
+ int ret = 0;
+ unsigned long t;
/* Send VRAM location */
memset(msg, 0, sizeof(struct synthvid_msg));
diff --git a/drivers/video/fbdev/imxfb.c b/drivers/video/fbdev/imxfb.c
index 3b6a3c8..84d1d29 100644
--- a/drivers/video/fbdev/imxfb.c
+++ b/drivers/video/fbdev/imxfb.c
@@ -183,7 +183,7 @@ static struct platform_device_id imxfb_devtype[] = {
};
MODULE_DEVICE_TABLE(platform, imxfb_devtype);
-static struct of_device_id imxfb_of_dev_id[] = {
+static const struct of_device_id imxfb_of_dev_id[] = {
{
.compatible = "fsl,imx1-fb",
.data = &imxfb_devtype[IMX1_FB],
diff --git a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c b/drivers/video/fbdev/omap2/displays-new/connector-dvi.c
index 0cdc974..a8ce920 100644
--- a/drivers/video/fbdev/omap2/displays-new/connector-dvi.c
+++ b/drivers/video/fbdev/omap2/displays-new/connector-dvi.c
@@ -37,7 +37,7 @@ static const struct omap_video_timings dvic_default_timings = {
.hsync_level = OMAPDSS_SIG_ACTIVE_HIGH,
.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
.de_level = OMAPDSS_SIG_ACTIVE_HIGH,
- .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
+ .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE,
};
struct panel_drv_data {
diff --git a/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c b/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c
index 92919a7..d9048b3 100644
--- a/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c
+++ b/drivers/video/fbdev/omap2/displays-new/encoder-tfp410.c
@@ -114,12 +114,21 @@ static void tfp410_disable(struct omap_dss_device *dssdev)
dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
}
+static void tfp410_fix_timings(struct omap_video_timings *timings)
+{
+ timings->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
+ timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
+ timings->de_level = OMAPDSS_SIG_ACTIVE_HIGH;
+}
+
static void tfp410_set_timings(struct omap_dss_device *dssdev,
struct omap_video_timings *timings)
{
struct panel_drv_data *ddata = to_panel_data(dssdev);
struct omap_dss_device *in = ddata->in;
+ tfp410_fix_timings(timings);
+
ddata->timings = *timings;
dssdev->panel.timings = *timings;
@@ -140,6 +149,8 @@ static int tfp410_check_timings(struct omap_dss_device *dssdev,
struct panel_drv_data *ddata = to_panel_data(dssdev);
struct omap_dss_device *in = ddata->in;
+ tfp410_fix_timings(timings);
+
return in->ops.dpi->check_timings(in, timings);
}
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c b/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c
index 27d4fcf..9974a37 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c
+++ b/drivers/video/fbdev/omap2/displays-new/panel-lgphilips-lb035q02.c
@@ -37,7 +37,7 @@ static struct omap_video_timings lb035q02_timings = {
.hsync_level = OMAPDSS_SIG_ACTIVE_LOW,
.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
.de_level = OMAPDSS_SIG_ACTIVE_HIGH,
- .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
+ .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE,
};
struct panel_drv_data {
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c b/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c
index 18b19b6..eae2637 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c
+++ b/drivers/video/fbdev/omap2/displays-new/panel-sharp-ls037v7dw01.c
@@ -54,7 +54,7 @@ static const struct omap_video_timings sharp_ls_timings = {
.hsync_level = OMAPDSS_SIG_ACTIVE_LOW,
.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
.de_level = OMAPDSS_SIG_ACTIVE_HIGH,
- .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
+ .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE,
};
#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev)
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c b/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c
index 337ccc5..90cbc4c 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c
+++ b/drivers/video/fbdev/omap2/displays-new/panel-sony-acx565akm.c
@@ -108,7 +108,7 @@ static const struct omap_video_timings acx565akm_panel_timings = {
.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
.de_level = OMAPDSS_SIG_ACTIVE_HIGH,
- .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
+ .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE,
};
#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev)
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c
index fbba0b8..9edc511 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c
+++ b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td028ttec1.c
@@ -58,7 +58,7 @@ static struct omap_video_timings td028ttec1_panel_timings = {
.data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE,
.de_level = OMAPDSS_SIG_ACTIVE_HIGH,
- .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
+ .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
};
#define JBT_COMMAND 0x000
diff --git a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c
index 5aba76b..79e4a02 100644
--- a/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c
+++ b/drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c
@@ -91,7 +91,7 @@ static const struct omap_video_timings tpo_td043_timings = {
.hsync_level = OMAPDSS_SIG_ACTIVE_LOW,
.data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE,
.de_level = OMAPDSS_SIG_ACTIVE_HIGH,
- .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
+ .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE,
};
#define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev)
diff --git a/drivers/video/fbdev/omap2/dss/core.c b/drivers/video/fbdev/omap2/dss/core.c
index d5d9212..1675175 100644
--- a/drivers/video/fbdev/omap2/dss/core.c
+++ b/drivers/video/fbdev/omap2/dss/core.c
@@ -179,10 +179,14 @@ static int omap_dss_pm_notif(struct notifier_block *b, unsigned long v, void *d)
switch (v) {
case PM_SUSPEND_PREPARE:
+ case PM_HIBERNATION_PREPARE:
+ case PM_RESTORE_PREPARE:
DSSDBG("suspending displays\n");
return dss_suspend_all_devices();
case PM_POST_SUSPEND:
+ case PM_POST_HIBERNATION:
+ case PM_POST_RESTORE:
DSSDBG("resuming displays\n");
return dss_resume_all_devices();
diff --git a/drivers/video/fbdev/omap2/dss/dispc.c b/drivers/video/fbdev/omap2/dss/dispc.c
index 31b743c..f4fc77d 100644
--- a/drivers/video/fbdev/omap2/dss/dispc.c
+++ b/drivers/video/fbdev/omap2/dss/dispc.c
@@ -123,6 +123,9 @@ static struct {
struct regmap *syscon_pol;
u32 syscon_pol_offset;
+
+ /* DISPC_CONTROL & DISPC_CONFIG lock*/
+ spinlock_t control_lock;
} dispc;
enum omap_color_component {
@@ -261,7 +264,16 @@ static u32 mgr_fld_read(enum omap_channel channel, enum mgr_reg_fields regfld)
static void mgr_fld_write(enum omap_channel channel,
enum mgr_reg_fields regfld, int val) {
const struct dispc_reg_field rfld = mgr_desc[channel].reg_desc[regfld];
+ const bool need_lock = rfld.reg == DISPC_CONTROL || rfld.reg == DISPC_CONFIG;
+ unsigned long flags;
+
+ if (need_lock)
+ spin_lock_irqsave(&dispc.control_lock, flags);
+
REG_FLD_MOD(rfld.reg, val, rfld.high, rfld.low);
+
+ if (need_lock)
+ spin_unlock_irqrestore(&dispc.control_lock, flags);
}
#define SR(reg) \
@@ -1126,6 +1138,7 @@ static void dispc_init_fifos(void)
int fifo;
u8 start, end;
u32 unit;
+ int i;
unit = dss_feat_get_buffer_size_unit();
@@ -1165,6 +1178,20 @@ static void dispc_init_fifos(void)
dispc.fifo_assignment[OMAP_DSS_GFX] = OMAP_DSS_WB;
dispc.fifo_assignment[OMAP_DSS_WB] = OMAP_DSS_GFX;
}
+
+ /*
+ * Setup default fifo thresholds.
+ */
+ for (i = 0; i < dss_feat_get_num_ovls(); ++i) {
+ u32 low, high;
+ const bool use_fifomerge = false;
+ const bool manual_update = false;
+
+ dispc_ovl_compute_fifo_thresholds(i, &low, &high,
+ use_fifomerge, manual_update);
+
+ dispc_ovl_set_fifo_threshold(i, low, high);
+ }
}
static u32 dispc_ovl_get_fifo_size(enum omap_plane plane)
@@ -1278,6 +1305,63 @@ void dispc_ovl_compute_fifo_thresholds(enum omap_plane plane,
}
EXPORT_SYMBOL(dispc_ovl_compute_fifo_thresholds);
+static void dispc_ovl_set_mflag(enum omap_plane plane, bool enable)
+{
+ int bit;
+
+ if (plane == OMAP_DSS_GFX)
+ bit = 14;
+ else
+ bit = 23;
+
+ REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), enable, bit, bit);
+}
+
+static void dispc_ovl_set_mflag_threshold(enum omap_plane plane,
+ int low, int high)
+{
+ dispc_write_reg(DISPC_OVL_MFLAG_THRESHOLD(plane),
+ FLD_VAL(high, 31, 16) | FLD_VAL(low, 15, 0));
+}
+
+static void dispc_init_mflag(void)
+{
+ int i;
+
+ /*
+ * HACK: NV12 color format and MFLAG seem to have problems working
+ * together: using two displays, and having an NV12 overlay on one of
+ * the displays will cause underflows/synclosts when MFLAG_CTRL=2.
+ * Changing MFLAG thresholds and PRELOAD to certain values seem to
+ * remove the errors, but there doesn't seem to be a clear logic on
+ * which values work and which not.
+ *
+ * As a work-around, set force MFLAG to always on.
+ */
+ dispc_write_reg(DISPC_GLOBAL_MFLAG_ATTRIBUTE,
+ (1 << 0) | /* MFLAG_CTRL = force always on */
+ (0 << 2)); /* MFLAG_START = disable */
+
+ for (i = 0; i < dss_feat_get_num_ovls(); ++i) {
+ u32 size = dispc_ovl_get_fifo_size(i);
+ u32 unit = dss_feat_get_buffer_size_unit();
+ u32 low, high;
+
+ dispc_ovl_set_mflag(i, true);
+
+ /*
+ * Simulation team suggests below thesholds:
+ * HT = fifosize * 5 / 8;
+ * LT = fifosize * 4 / 8;
+ */
+
+ low = size * 4 / 8 / unit;
+ high = size * 5 / 8 / unit;
+
+ dispc_ovl_set_mflag_threshold(i, low, high);
+ }
+}
+
static void dispc_ovl_set_fir(enum omap_plane plane,
int hinc, int vinc,
enum omap_color_component color_comp)
@@ -2322,6 +2406,11 @@ static int dispc_ovl_calc_scaling(unsigned long pclk, unsigned long lclk,
if (width == out_width && height == out_height)
return 0;
+ if (pclk == 0 || mgr_timings->pixelclock == 0) {
+ DSSERR("cannot calculate scaling settings: pclk is zero\n");
+ return -EINVAL;
+ }
+
if ((caps & OMAP_DSS_OVL_CAP_SCALE) == 0)
return -EINVAL;
@@ -2441,7 +2530,7 @@ static int dispc_ovl_setup_common(enum omap_plane plane,
unsigned long pclk = dispc_plane_pclk_rate(plane);
unsigned long lclk = dispc_plane_lclk_rate(plane);
- if (paddr == 0)
+ if (paddr == 0 && rotation_type != OMAP_DSS_ROT_TILER)
return -EINVAL;
out_width = out_width == 0 ? width : out_width;
@@ -2915,7 +3004,7 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw,
{
u32 timing_h, timing_v, l;
- bool onoff, rf, ipc;
+ bool onoff, rf, ipc, vs, hs, de;
timing_h = FLD_VAL(hsw-1, dispc.feat->sw_start, 0) |
FLD_VAL(hfp-1, dispc.feat->fp_start, 8) |
@@ -2927,6 +3016,39 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw,
dispc_write_reg(DISPC_TIMING_H(channel), timing_h);
dispc_write_reg(DISPC_TIMING_V(channel), timing_v);
+ switch (vsync_level) {
+ case OMAPDSS_SIG_ACTIVE_LOW:
+ vs = true;
+ break;
+ case OMAPDSS_SIG_ACTIVE_HIGH:
+ vs = false;
+ break;
+ default:
+ BUG();
+ }
+
+ switch (hsync_level) {
+ case OMAPDSS_SIG_ACTIVE_LOW:
+ hs = true;
+ break;
+ case OMAPDSS_SIG_ACTIVE_HIGH:
+ hs = false;
+ break;
+ default:
+ BUG();
+ }
+
+ switch (de_level) {
+ case OMAPDSS_SIG_ACTIVE_LOW:
+ de = true;
+ break;
+ case OMAPDSS_SIG_ACTIVE_HIGH:
+ de = false;
+ break;
+ default:
+ BUG();
+ }
+
switch (data_pclk_edge) {
case OMAPDSS_DRIVE_SIG_RISING_EDGE:
ipc = false;
@@ -2934,22 +3056,18 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw,
case OMAPDSS_DRIVE_SIG_FALLING_EDGE:
ipc = true;
break;
- case OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES:
default:
BUG();
}
+ /* always use the 'rf' setting */
+ onoff = true;
+
switch (sync_pclk_edge) {
- case OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES:
- onoff = false;
- rf = false;
- break;
case OMAPDSS_DRIVE_SIG_FALLING_EDGE:
- onoff = true;
rf = false;
break;
case OMAPDSS_DRIVE_SIG_RISING_EDGE:
- onoff = true;
rf = true;
break;
default:
@@ -2958,10 +3076,10 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw,
l = FLD_VAL(onoff, 17, 17) |
FLD_VAL(rf, 16, 16) |
- FLD_VAL(de_level, 15, 15) |
+ FLD_VAL(de, 15, 15) |
FLD_VAL(ipc, 14, 14) |
- FLD_VAL(hsync_level, 13, 13) |
- FLD_VAL(vsync_level, 12, 12);
+ FLD_VAL(hs, 13, 13) |
+ FLD_VAL(vs, 12, 12);
dispc_write_reg(DISPC_POL_FREQ(channel), l);
@@ -3569,6 +3687,9 @@ static void _omap_dispc_initial_config(void)
if (dispc.feat->mstandby_workaround)
REG_FLD_MOD(DISPC_MSTANDBY_CTRL, 1, 0, 0);
+
+ if (dss_has_feature(FEAT_MFLAG))
+ dispc_init_mflag();
}
static const struct dispc_features omap24xx_dispc_feats __initconst = {
@@ -3770,6 +3891,8 @@ static int __init omap_dispchw_probe(struct platform_device *pdev)
dispc.pdev = pdev;
+ spin_lock_init(&dispc.control_lock);
+
r = dispc_init_features(dispc.pdev);
if (r)
return r;
diff --git a/drivers/video/fbdev/omap2/dss/display.c b/drivers/video/fbdev/omap2/dss/display.c
index 2412a0d..ef5b902 100644
--- a/drivers/video/fbdev/omap2/dss/display.c
+++ b/drivers/video/fbdev/omap2/dss/display.c
@@ -295,7 +295,7 @@ void videomode_to_omap_video_timings(const struct videomode *vm,
OMAPDSS_DRIVE_SIG_RISING_EDGE :
OMAPDSS_DRIVE_SIG_FALLING_EDGE;
- ovt->sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES;
+ ovt->sync_pclk_edge = ovt->data_pclk_edge;
}
EXPORT_SYMBOL(videomode_to_omap_video_timings);
diff --git a/drivers/video/fbdev/omap2/dss/dsi.c b/drivers/video/fbdev/omap2/dss/dsi.c
index 5081f6f..28b0bc1 100644
--- a/drivers/video/fbdev/omap2/dss/dsi.c
+++ b/drivers/video/fbdev/omap2/dss/dsi.c
@@ -4137,7 +4137,7 @@ static int dsi_display_init_dispc(struct platform_device *dsidev,
dsi->timings.vsync_level = OMAPDSS_SIG_ACTIVE_HIGH;
dsi->timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
dsi->timings.de_level = OMAPDSS_SIG_ACTIVE_HIGH;
- dsi->timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES;
+ dsi->timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE;
dss_mgr_set_timings(mgr, &dsi->timings);
diff --git a/drivers/video/fbdev/omap2/dss/dss.c b/drivers/video/fbdev/omap2/dss/dss.c
index a6d10d4..7f978b6 100644
--- a/drivers/video/fbdev/omap2/dss/dss.c
+++ b/drivers/video/fbdev/omap2/dss/dss.c
@@ -38,6 +38,7 @@
#include <linux/regmap.h>
#include <linux/of.h>
#include <linux/regulator/consumer.h>
+#include <linux/suspend.h>
#include <video/omapdss.h>
@@ -1138,6 +1139,8 @@ static int __init omap_dsshw_probe(struct platform_device *pdev)
dss_debugfs_create_file("dss", dss_dump_regs);
+ pm_set_vt_switch(0);
+
return 0;
err_pll_init:
diff --git a/drivers/video/fbdev/omap2/dss/dss_features.c b/drivers/video/fbdev/omap2/dss/dss_features.c
index 376270b..b0b6dfd 100644
--- a/drivers/video/fbdev/omap2/dss/dss_features.c
+++ b/drivers/video/fbdev/omap2/dss/dss_features.c
@@ -440,7 +440,7 @@ static const struct dss_param_range omap3_dss_param_range[] = {
static const struct dss_param_range am43xx_dss_param_range[] = {
[FEAT_PARAM_DSS_FCK] = { 0, 200000000 },
- [FEAT_PARAM_DSS_PCD] = { 2, 255 },
+ [FEAT_PARAM_DSS_PCD] = { 1, 255 },
[FEAT_PARAM_DOWNSCALE] = { 1, 4 },
[FEAT_PARAM_LINEWIDTH] = { 1, 1024 },
};
diff --git a/drivers/video/fbdev/omap2/dss/hdmi5_core.c b/drivers/video/fbdev/omap2/dss/hdmi5_core.c
index a3cfe3d..bfc0c4c 100644
--- a/drivers/video/fbdev/omap2/dss/hdmi5_core.c
+++ b/drivers/video/fbdev/omap2/dss/hdmi5_core.c
@@ -55,7 +55,7 @@ static void hdmi_core_ddc_init(struct hdmi_core_data *core)
const unsigned ss_scl_low = 4700; /* ns */
const unsigned fs_scl_high = 600; /* ns */
const unsigned fs_scl_low = 1300; /* ns */
- const unsigned sda_hold = 300; /* ns */
+ const unsigned sda_hold = 1000; /* ns */
const unsigned sfr_div = 10;
unsigned long long sfr;
unsigned v;
diff --git a/drivers/video/fbdev/omap2/dss/rfbi.c b/drivers/video/fbdev/omap2/dss/rfbi.c
index 28e694b..065effc 100644
--- a/drivers/video/fbdev/omap2/dss/rfbi.c
+++ b/drivers/video/fbdev/omap2/dss/rfbi.c
@@ -869,7 +869,7 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev)
rfbi.timings.vsync_level = OMAPDSS_SIG_ACTIVE_HIGH;
rfbi.timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
rfbi.timings.de_level = OMAPDSS_SIG_ACTIVE_HIGH;
- rfbi.timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES;
+ rfbi.timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE;
dss_mgr_set_timings(mgr, &rfbi.timings);
}
diff --git a/drivers/video/fbdev/omap2/omapfb/omapfb-main.c b/drivers/video/fbdev/omap2/omapfb/omapfb-main.c
index 22f07f8..4f0cbb5 100644
--- a/drivers/video/fbdev/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/fbdev/omap2/omapfb/omapfb-main.c
@@ -2073,7 +2073,7 @@ static int omapfb_mode_to_timings(const char *mode_str,
} else {
timings->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
timings->de_level = OMAPDSS_SIG_ACTIVE_HIGH;
- timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES;
+ timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE;
}
timings->pixelclock = PICOS2KHZ(var->pixclock) * 1000;
@@ -2223,7 +2223,7 @@ static void fb_videomode_to_omap_timings(struct fb_videomode *m,
} else {
t->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE;
t->de_level = OMAPDSS_SIG_ACTIVE_HIGH;
- t->sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES;
+ t->sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE;
}
t->x_res = m->xres;
diff --git a/drivers/video/fbdev/pm3fb.c b/drivers/video/fbdev/pm3fb.c
index 4bf3273..77b99ed 100644
--- a/drivers/video/fbdev/pm3fb.c
+++ b/drivers/video/fbdev/pm3fb.c
@@ -1479,9 +1479,9 @@ static void pm3fb_remove(struct pci_dev *dev)
fb_dealloc_cmap(&info->cmap);
#ifdef CONFIG_MTRR
- if (par->mtrr_handle >= 0)
- mtrr_del(par->mtrr_handle, info->fix.smem_start,
- info->fix.smem_len);
+ if (par->mtrr_handle >= 0)
+ mtrr_del(par->mtrr_handle, info->fix.smem_start,
+ info->fix.smem_len);
#endif /* CONFIG_MTRR */
iounmap(info->screen_base);
release_mem_region(fix->smem_start, fix->smem_len);
diff --git a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c
index da2431e..7245611 100644
--- a/drivers/video/fbdev/pxafb.c
+++ b/drivers/video/fbdev/pxafb.c
@@ -1285,7 +1285,7 @@ static int pxafb_smart_thread(void *arg)
mutex_unlock(&fbi->ctrlr_lock);
set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(30 * HZ / 1000);
+ schedule_timeout(msecs_to_jiffies(30));
}
pr_debug("%s(): task ending\n", __func__);
@@ -1460,7 +1460,7 @@ static void pxafb_disable_controller(struct pxafb_info *fbi)
#ifdef CONFIG_FB_PXA_SMARTPANEL
if (fbi->lccr0 & LCCR0_LCDT) {
wait_for_completion_timeout(&fbi->refresh_done,
- 200 * HZ / 1000);
+ msecs_to_jiffies(200));
return;
}
#endif
@@ -1472,7 +1472,7 @@ static void pxafb_disable_controller(struct pxafb_info *fbi)
lcd_writel(fbi, LCCR0, lccr0);
lcd_writel(fbi, LCCR0, lccr0 | LCCR0_DIS);
- wait_for_completion_timeout(&fbi->disable_done, 200 * HZ / 1000);
+ wait_for_completion_timeout(&fbi->disable_done, msecs_to_jiffies(200));
/* disable LCD controller clock */
clk_disable_unprepare(fbi->clk);
diff --git a/drivers/video/fbdev/sh_mobile_lcdcfb.c b/drivers/video/fbdev/sh_mobile_lcdcfb.c
index d3013cd..82c0a8c 100644
--- a/drivers/video/fbdev/sh_mobile_lcdcfb.c
+++ b/drivers/video/fbdev/sh_mobile_lcdcfb.c
@@ -1461,7 +1461,7 @@ overlay_rop3_store(struct device *dev, struct device_attribute *attr,
unsigned int rop3;
char *endp;
- rop3 = !!simple_strtoul(buf, &endp, 10);
+ rop3 = simple_strtoul(buf, &endp, 10);
if (isspace(*endp))
endp++;
@@ -2605,7 +2605,6 @@ sh_mobile_lcdc_channel_init(struct sh_mobile_lcdc_chan *ch)
unsigned int max_size;
unsigned int i;
- mutex_init(&ch->open_lock);
ch->notify = sh_mobile_lcdc_display_notify;
/* Validate the format. */
@@ -2704,7 +2703,7 @@ static int sh_mobile_lcdc_probe(struct platform_device *pdev)
struct resource *res;
int num_channels;
int error;
- int i;
+ int irq, i;
if (!pdata) {
dev_err(&pdev->dev, "no platform data defined\n");
@@ -2712,8 +2711,8 @@ static int sh_mobile_lcdc_probe(struct platform_device *pdev)
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- i = platform_get_irq(pdev, 0);
- if (!res || i < 0) {
+ irq = platform_get_irq(pdev, 0);
+ if (!res || irq < 0) {
dev_err(&pdev->dev, "cannot get platform resources\n");
return -ENOENT;
}
@@ -2726,16 +2725,18 @@ static int sh_mobile_lcdc_probe(struct platform_device *pdev)
priv->dev = &pdev->dev;
priv->meram_dev = pdata->meram_dev;
+ for (i = 0; i < ARRAY_SIZE(priv->ch); i++)
+ mutex_init(&priv->ch[i].open_lock);
platform_set_drvdata(pdev, priv);
- error = request_irq(i, sh_mobile_lcdc_irq, 0,
+ error = request_irq(irq, sh_mobile_lcdc_irq, 0,
dev_name(&pdev->dev), priv);
if (error) {
dev_err(&pdev->dev, "unable to request irq\n");
goto err1;
}
- priv->irq = i;
+ priv->irq = irq;
atomic_set(&priv->hw_usecnt, -1);
for (i = 0, num_channels = 0; i < ARRAY_SIZE(pdata->ch); i++) {
diff --git a/drivers/video/fbdev/sm501fb.c b/drivers/video/fbdev/sm501fb.c
index e8d4121..d0a4e2f 100644
--- a/drivers/video/fbdev/sm501fb.c
+++ b/drivers/video/fbdev/sm501fb.c
@@ -1606,7 +1606,7 @@ static int sm501fb_start(struct sm501fb_info *info,
info->fbmem_len = resource_size(res);
/* clear framebuffer memory - avoids garbage data on unused fb */
- memset(info->fbmem, 0, info->fbmem_len);
+ memset_io(info->fbmem, 0, info->fbmem_len);
/* clear palette ram - undefined at power on */
for (k = 0; k < (256 * 3); k++)
diff --git a/drivers/video/fbdev/via/via_clock.c b/drivers/video/fbdev/via/via_clock.c
index db1e392..bf269fa 100644
--- a/drivers/video/fbdev/via/via_clock.c
+++ b/drivers/video/fbdev/via/via_clock.c
@@ -30,7 +30,7 @@
#include "global.h"
#include "debug.h"
-const char *via_slap = "Please slap VIA Technologies to motivate them "
+static const char *via_slap = "Please slap VIA Technologies to motivate them "
"releasing full documentation for your platform!\n";
static inline u32 cle266_encode_pll(struct via_pll_config pll)
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