Re: OMAP DSS2 coming out of OFF mode without restoring context
From: "Menon, Nishanth" <nm@ti.com>
Date: 2010-07-30 11:09:27
Also in:
linux-omap
From: "Menon, Nishanth" <nm@ti.com>
Date: 2010-07-30 11:09:27
Also in:
linux-omap
----- Original message -----
Hi, On Thu, 2010-07-29 at 23:29 +0200, ext Laine Walker-Avina wrote:quoted
Hi, I'm having a problem where the DSS driver isn't restoring the framebuffer parameters after going in and out of blanking with OFF mode enabled. The problem appears to be in dss_get_ctx_id() in that pdata->get_last_off_on_transaction_id is 0. Commenting out the call to dss_need_ctx_restore() in dss_clk_enable() appears to do the right thing. I'm using the current master branch of linux-omap.You need to fill the func pointer in the board file: static struct omap_dss_board_info xxx_dss_data = { Â Â Â Â Â Â Â Â .get_last_off_on_transaction_id > omap_pm_get_dev_context_loss_count,
none of l-o board files seem to do this. I guess
with off capable master, we need this to be
defaulted under CONFIG_PM within dss/core itself?
I mean the defaults prevent display function
at off, so why ask all boards to fill it up?
Regards,
Nishanth Menon
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