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drm/i915/icl: Simplify release of encoder power refs
author
Imre Deak
<imre.deak@intel.com>
Fri, 5 Apr 2019 15:36:57 +0000
(18:36 +0300)
committer
Imre Deak
<imre.deak@intel.com>
Mon, 8 Apr 2019 12:15:48 +0000
(15:15 +0300)
We can unconditionally release the power references during encoder
disabling. The references for each port used by the encoder are
guaranteed to be enabled at this point.
Cc: Vandita Kulkarni <vandita.kulkarni@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link:
https://patchwork.freedesktop.org/patch/msgid/20190405153657.20921-2-imre.deak@intel.com
drivers/gpu/drm/i915/icl_dsi.c
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diff --git
a/drivers/gpu/drm/i915/icl_dsi.c
b/drivers/gpu/drm/i915/icl_dsi.c
index
462936d
..
6fc4847
100644
(file)
--- a/
drivers/gpu/drm/i915/icl_dsi.c
+++ b/
drivers/gpu/drm/i915/icl_dsi.c
@@
-1146,13
+1146,11
@@
static void gen11_dsi_disable_io_power(struct intel_encoder *encoder)
intel_wakeref_t wakeref;
wakeref = fetch_and_zero(&intel_dsi->io_wakeref[port]);
- if (wakeref) {
- intel_display_power_put(dev_priv,
- port == PORT_A ?
- POWER_DOMAIN_PORT_DDI_A_IO :
- POWER_DOMAIN_PORT_DDI_B_IO,
- wakeref);
- }
+ intel_display_power_put(dev_priv,
+ port == PORT_A ?
+ POWER_DOMAIN_PORT_DDI_A_IO :
+ POWER_DOMAIN_PORT_DDI_B_IO,
+ wakeref);
}
/* set mode to DDI */