gpu: ipu-v3: Fix IRT usage

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There can be multiple IC tasks using the IRT, so the IRT needs
a separate use counter. Create a private ipu_irt_enable() to
enable the IRT module when any IC task requires rotation, and
ipu_irt_disable() when a task no longer needs the IRT.

Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>

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Steve Longerbeam 2016-07-19 18:11:08 -07:00 • committed by Philipp Zabel

parent ea6bead7eb

commit 58e366eb86

1 changed files with 31 additions and 9 deletions

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drivers/gpu/ipu-v3/ipu-ic.c

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