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authorMauro Carvalho Chehab <[email protected]>2014-04-14 12:00:36 -0300
committerMauro Carvalho Chehab <[email protected]>2014-04-14 12:00:36 -0300
commit277a163c83d7ba93fba1e8980d29a9f8bfcfba6c (patch)
treeccfd357d152292958957b6b8a993892e7a8cc95f /drivers/video/omap2/omapfb/omapfb-main.c
parenta83b93a7480441a47856dc9104bea970e84cda87 (diff)
parentc9eaa447e77efe77b7fa4c953bd62de8297fd6c5 (diff)
Merge tag 'v3.15-rc1' into patchwork
Linux 3.15-rc1 * tag 'v3.15-rc1': (12180 commits) Linux 3.15-rc1 mm: Initialize error in shmem_file_aio_read() cifs: Use min_t() when comparing "size_t" and "unsigned long" sym53c8xx_2: Set DID_REQUEUE return code when aborting squeue powerpc: Don't try to set LPCR unless we're in hypervisor mode futex: update documentation for ordering guarantees ceph: fix pr_fmt() redefinition vti: don't allow to add the same tunnel twice gre: don't allow to add the same tunnel twice drivers: net: xen-netfront: fix array initialization bug missing bits of "splice: fix racy pipe->buffers uses" cifs: fix the race in cifs_writev() ceph_sync_{,direct_}write: fix an oops on ceph_osdc_new_request() failure pktgen: be friendly to LLTX devices r8152: check RTL8152_UNPLUG net: sun4i-emac: add promiscuous support net/apne: replace IS_ERR and PTR_ERR with PTR_ERR_OR_ZERO blackfin: cleanup board files bf609: clock: drop unused clock bit set/clear functions Blackfin: bf537: rename "CONFIG_ADT75" ...
Diffstat (limited to 'drivers/video/omap2/omapfb/omapfb-main.c')
-rw-r--r--drivers/video/omap2/omapfb/omapfb-main.c75
1 files changed, 54 insertions, 21 deletions
diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c
index fcb9e932d00c..ec2d132c782d 100644
--- a/drivers/video/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/omap2/omapfb/omapfb-main.c
@@ -723,8 +723,8 @@ int check_fb_var(struct fb_info *fbi, struct fb_var_screeninfo *var)
display->driver->get_timings(display, &timings);
/* pixclock in ps, the rest in pixclock */
- var->pixclock = timings.pixel_clock != 0 ?
- KHZ2PICOS(timings.pixel_clock) :
+ var->pixclock = timings.pixelclock != 0 ?
+ KHZ2PICOS(timings.pixelclock / 1000) :
0;
var->left_margin = timings.hbp;
var->right_margin = timings.hfp;
@@ -2077,7 +2077,7 @@ static int omapfb_mode_to_timings(const char *mode_str,
timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES;
}
- timings->pixel_clock = PICOS2KHZ(var->pixclock);
+ timings->pixelclock = PICOS2KHZ(var->pixclock) * 1000;
timings->hbp = var->left_margin;
timings->hfp = var->right_margin;
timings->vbp = var->upper_margin;
@@ -2229,7 +2229,7 @@ static void fb_videomode_to_omap_timings(struct fb_videomode *m,
t->x_res = m->xres;
t->y_res = m->yres;
- t->pixel_clock = PICOS2KHZ(m->pixclock);
+ t->pixelclock = PICOS2KHZ(m->pixclock) * 1000;
t->hsw = m->hsync_len;
t->hfp = m->right_margin;
t->hbp = m->left_margin;
@@ -2417,6 +2417,55 @@ static int omapfb_init_connections(struct omapfb2_device *fbdev,
return 0;
}
+static struct omap_dss_device *
+omapfb_find_default_display(struct omapfb2_device *fbdev)
+{
+ const char *def_name;
+ int i;
+
+ /*
+ * Search with the display name from the user or the board file,
+ * comparing to display names and aliases
+ */
+
+ def_name = omapdss_get_default_display_name();
+
+ if (def_name) {
+ for (i = 0; i < fbdev->num_displays; ++i) {
+ struct omap_dss_device *dssdev;
+
+ dssdev = fbdev->displays[i].dssdev;
+
+ if (dssdev->name && strcmp(def_name, dssdev->name) == 0)
+ return dssdev;
+
+ if (strcmp(def_name, dssdev->alias) == 0)
+ return dssdev;
+ }
+
+ /* def_name given but not found */
+ return NULL;
+ }
+
+ /* then look for DT alias display0 */
+ for (i = 0; i < fbdev->num_displays; ++i) {
+ struct omap_dss_device *dssdev;
+ int id;
+
+ dssdev = fbdev->displays[i].dssdev;
+
+ if (dssdev->dev->of_node == NULL)
+ continue;
+
+ id = of_alias_get_id(dssdev->dev->of_node, "display");
+ if (id == 0)
+ return dssdev;
+ }
+
+ /* return the first display we have in the list */
+ return fbdev->displays[0].dssdev;
+}
+
static int omapfb_probe(struct platform_device *pdev)
{
struct omapfb2_device *fbdev = NULL;
@@ -2494,23 +2543,7 @@ static int omapfb_probe(struct platform_device *pdev)
for (i = 0; i < fbdev->num_managers; i++)
fbdev->managers[i] = omap_dss_get_overlay_manager(i);
- 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;
- }
- }
-
+ def_display = omapfb_find_default_display(fbdev);
if (def_display == NULL) {
dev_err(fbdev->dev, "failed to find default display\n");
r = -EPROBE_DEFER;