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drm/exynos: Move DP setup into commit()

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Add commit callback for exynos_dp, and move the DP link training,
video configuration code from the hotplug handler into commit().

Signed-off-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Ajay Kumar <ajaykumar.rs@samsung.com>
Acked-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Ajay Kumar 2014-07-31 23:12:13 +05:30 committed by Thierry Reding
parent 3e51d60932
commit 4deabfa000
1 changed files with 19 additions and 5 deletions
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24
drivers/gpu/drm/exynos/exynos_dp_core.c
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@ -875,10 +875,18 @@ static irqreturn_t exynos_dp_irq_handler(int irq, void *arg)
static void exynos_dp_hotplug(struct work_struct *work)
{
struct exynos_dp_device *dp;
int ret;
dp = container_of(work, struct exynos_dp_device, hotplug_work);
if (dp->drm_dev)
drm_helper_hpd_irq_event(dp->drm_dev);
}
static void exynos_dp_commit(struct exynos_drm_display *display)
{
struct exynos_dp_device *dp = display->ctx;
int ret;
ret = exynos_dp_detect_hpd(dp);
if (ret) {
/* Cable has been disconnected, we're done */
@ -1050,8 +1058,10 @@ static void exynos_dp_phy_exit(struct exynos_dp_device *dp)
}
}
static void exynos_dp_poweron(struct exynos_dp_device *dp)
static void exynos_dp_poweron(struct exynos_drm_display *display)
{
struct exynos_dp_device *dp = display->ctx;
if (dp->dpms_mode == DRM_MODE_DPMS_ON)
return;
@ -1059,10 +1069,13 @@ static void exynos_dp_poweron(struct exynos_dp_device *dp)
exynos_dp_phy_init(dp);
exynos_dp_init_dp(dp);
enable_irq(dp->irq);
exynos_dp_commit(display);
}
static void exynos_dp_poweroff(struct exynos_dp_device *dp)
static void exynos_dp_poweroff(struct exynos_drm_display *display)
{
struct exynos_dp_device *dp = display->ctx;
if (dp->dpms_mode != DRM_MODE_DPMS_ON)
return;
@ -1078,12 +1091,12 @@ static void exynos_dp_dpms(struct exynos_drm_display *display, int mode)
switch (mode) {
case DRM_MODE_DPMS_ON:
exynos_dp_poweron(dp);
exynos_dp_poweron(display);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
exynos_dp_poweroff(dp);
exynos_dp_poweroff(display);
break;
default:
break;
@ -1094,6 +1107,7 @@ static void exynos_dp_dpms(struct exynos_drm_display *display, int mode)
static struct exynos_drm_display_ops exynos_dp_display_ops = {
.create_connector = exynos_dp_create_connector,
.dpms = exynos_dp_dpms,
.commit = exynos_dp_commit,
};
static struct exynos_drm_display exynos_dp_display = {