msm: msm_fb: Add remove function for platform driver for clean unloading
This adds a remove function to platform driver structure so that
resources are released when driver is unloaded.
Signed-off-by: Pramod Gurav <pramod.gurav@smartplayin.com>
CC: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
CC: Tomi Valkeinen <tomi.valkeinen@ti.com>
CC: Stephen Boyd <sboyd@codeaurora.org>
CC: Jingoo Han <jg1.han@samsung.com>
CC: Rob Clark <robdclark@gmail.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
diff --git a/drivers/video/fbdev/msm/msm_fb.c b/drivers/video/fbdev/msm/msm_fb.c
index 1374803..4640188 100644
--- a/drivers/video/fbdev/msm/msm_fb.c
+++ b/drivers/video/fbdev/msm/msm_fb.c
@@ -589,6 +589,8 @@
msmfb->sleeping = WAKING;
+ platform_set_drvdata(pdev, msmfb);
+
return 0;
error_register_framebuffer:
@@ -598,9 +600,23 @@
return ret;
}
+static int msmfb_remove(struct platform_device *pdev)
+{
+ struct msmfb_info *msmfb;
+
+ msmfb = platform_get_drvdata(pdev);
+
+ unregister_framebuffer(msmfb->fb);
+ iounmap(msmfb->fb->screen_base);
+ framebuffer_release(msmfb->fb);
+
+ return 0;
+}
+
static struct platform_driver msm_panel_driver = {
/* need to write remove */
.probe = msmfb_probe,
+ .remove = msmfb_remove,
.driver = {.name = "msm_panel"},
};