summaryrefslogtreecommitdiff
path: root/drivers/video
diff options
context:
space:
mode:
authorTroy Kisky <troy.kisky@boundarydevices.com>2013-07-29 14:56:59 -0700
committerPhilippe Schenker <philippe.schenker@toradex.com>2019-05-24 11:34:10 +0200
commit81954720c45e99d7552d10292f8a95e309c42c2c (patch)
tree89128f6f08412ac003cea8f9abc6733d1a56cbb2 /drivers/video
parentac7c8329090d112df23619968419b0479f52ce84 (diff)
mxc_ipuv3_fb: unblank displays at init
Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com> Acked-by: Max Krummenacher <max.krummenacher@toradex.com> (cherry picked from commit 4d751666e1211ea8a378b8a4af2ad0f6820b650e) (cherry picked from commit 89a914b029644dc8872410c1f26daec909f76fef)
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/fbdev/mxc/mxc_ipuv3_fb.c23
1 files changed, 20 insertions, 3 deletions
diff --git a/drivers/video/fbdev/mxc/mxc_ipuv3_fb.c b/drivers/video/fbdev/mxc/mxc_ipuv3_fb.c
index c6001b6a73d2..6e3b4679a6a8 100644
--- a/drivers/video/fbdev/mxc/mxc_ipuv3_fb.c
+++ b/drivers/video/fbdev/mxc/mxc_ipuv3_fb.c
@@ -1317,6 +1317,15 @@ static int mxcfb_set_par(struct fb_info *fbi)
dev_dbg(fbi->device, "pixclock = %ul Hz\n",
(u32) (PICOS2KHZ(fbi->var.pixclock) * 1000UL));
+ dev_info(fbi->device,"%dx%d h_sync,r,l: %d,%d,%d v_sync,l,u: %d,%d,%d pixclock=%u Hz\n",
+ fbi->var.xres, fbi->var.yres,
+ fbi->var.hsync_len,
+ fbi->var.right_margin,
+ fbi->var.left_margin,
+ fbi->var.vsync_len,
+ fbi->var.lower_margin,
+ fbi->var.upper_margin,
+ (u32)(PICOS2KHZ(fbi->var.pixclock) * 1000UL));
if (ipu_init_sync_panel(mxc_fbi->ipu, mxc_fbi->ipu_di,
(PICOS2KHZ(fbi->var.pixclock)) * 1000UL,
@@ -3050,6 +3059,10 @@ static int mxcfb_option_setup(struct platform_device *pdev, struct fb_info *fbi)
name[5] += pdev->id;
if (fb_get_options(name, &options)) {
+ if (options && !strncmp(options, "off", 3)) {
+ dev_info(&pdev->dev, "%s is turned off!\n", name);
+ return -ENODEV;
+ }
dev_err(&pdev->dev, "Can't get fb option for %s!\n", name);
return -ENODEV;
}
@@ -3343,8 +3356,10 @@ static void mxcfb_unsetup_overlay(struct fb_info *fbi_bg)
}
static bool ipu_usage[2][2];
-static int ipu_test_set_usage(int ipu, int di)
+static int ipu_test_set_usage(unsigned ipu, unsigned di)
{
+ if ((ipu >= 2) || (di >= 2))
+ return -EINVAL;
if (ipu_usage[ipu][di])
return -EBUSY;
else
@@ -3354,6 +3369,8 @@ static int ipu_test_set_usage(int ipu, int di)
static void ipu_clear_usage(int ipu, int di)
{
+ if ((ipu >= 2) || (di >= 2))
+ return;
ipu_usage[ipu][di] = false;
}
@@ -3525,7 +3542,7 @@ static int mxcfb_probe(struct platform_device *pdev)
mxcfbi->ipu_alp_ch_irq = IPU_IRQ_BG_ALPHA_SYNC_EOF;
mxcfbi->ipu_ch = MEM_BG_SYNC;
/* Unblank the primary fb only by default */
- if (pdev->id == 0)
+ if (1) //(pdev->id == 0)
mxcfbi->cur_blank = mxcfbi->next_blank = FB_BLANK_UNBLANK;
else
mxcfbi->cur_blank = mxcfbi->next_blank = FB_BLANK_POWERDOWN;
@@ -3566,7 +3583,7 @@ static int mxcfb_probe(struct platform_device *pdev)
mxcfbi->ipu_ch_nf_irq = IPU_IRQ_DC_SYNC_NFACK;
mxcfbi->ipu_alp_ch_irq = -1;
mxcfbi->ipu_ch = MEM_DC_SYNC;
- mxcfbi->cur_blank = mxcfbi->next_blank = FB_BLANK_POWERDOWN;
+ mxcfbi->cur_blank = mxcfbi->next_blank = FB_BLANK_UNBLANK;
ret = mxcfb_register(fbi);
if (ret < 0)