Exynos drm driver is a single driver so pm operation
for kms drivers should be done by connector->dpms
at top level driver.

If kms driver has its own pm interfaces, single driver model
would be broken so this patch removes unnecessary pm interfaces
from dsi driver.

Signed-off-by: Inki Dae <inki....@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
---
 drivers/gpu/drm/exynos/exynos_drm_dsi.c |   31 -------------------------------
 1 file changed, 31 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c 
b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
index 09cc4bae..ae81124 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
@@ -1412,36 +1412,6 @@ static void exynos_dsi_unbind(struct device *dev, struct 
device *master,
        drm_connector_cleanup(&dsi->connector);
 }
 
-#if CONFIG_PM_SLEEP
-static int exynos_dsi_resume(struct device *dev)
-{
-       struct exynos_dsi *dsi = exynos_dsi_display.ctx;
-
-       if (dsi->state & DSIM_STATE_ENABLED) {
-               dsi->state &= ~DSIM_STATE_ENABLED;
-               exynos_dsi_enable(dsi);
-       }
-
-       return 0;
-}
-
-static int exynos_dsi_suspend(struct device *dev)
-{
-       struct exynos_dsi *dsi = exynos_dsi_display.ctx;
-
-       if (dsi->state & DSIM_STATE_ENABLED) {
-               exynos_dsi_disable(dsi);
-               dsi->state |= DSIM_STATE_ENABLED;
-       }
-
-       return 0;
-}
-#endif
-
-static const struct dev_pm_ops exynos_dsi_pm_ops = {
-       SET_SYSTEM_SLEEP_PM_OPS(exynos_dsi_suspend, exynos_dsi_resume)
-};
-
 static const struct component_ops exynos_dsi_component_ops = {
        .bind   = exynos_dsi_bind,
        .unbind = exynos_dsi_unbind,
@@ -1545,7 +1515,6 @@ struct platform_driver dsi_driver = {
        .driver = {
                   .name = "exynos-dsi",
                   .owner = THIS_MODULE,
-                  .pm = &exynos_dsi_pm_ops,
                   .of_match_table = exynos_dsi_of_match,
        },
 };
-- 
1.7.9.5

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