diff options
| author | Madhav Chauhan <madhav.chauhan@intel.com> | 2018-10-30 13:56:23 +0200 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2018-11-01 12:23:40 +0200 |
| commit | bf4d57ff411017468977203a009ce719aa83a93d (patch) | |
| tree | 3c2c240562126130c5a85594ee07ef18e13cb764 /drivers/gpu/drm/i915/icl_dsi.c | |
| parent | 808517e2c3786508150ffe965a9e219e5915204f (diff) | |
drm/i915/icl: Find DSI presence for ICL
This patch detects DSI presence for ICL platform
by reading VBT. DSI detection is done while initializing
DSI using newly added function intel_gen11_dsi_init.
v2 by Jani:
- Preserve old behavour of intel_bios_is_dsi_present()
- s/intel_gen11_dsi_init/icl_dsi_init/g
Signed-off-by: Madhav Chauhan <madhav.chauhan@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/2324cdfc8918bda3165354e5e0d15053b1074f14.1540900289.git.jani.nikula@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/icl_dsi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/icl_dsi.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/icl_dsi.c b/drivers/gpu/drm/i915/icl_dsi.c index fd82f349ced9..01f422df8c23 100644 --- a/drivers/gpu/drm/i915/icl_dsi.c +++ b/drivers/gpu/drm/i915/icl_dsi.c @@ -971,3 +971,11 @@ static void __attribute__((unused)) gen11_dsi_disable( /* step4: disable IO power */ gen11_dsi_disable_io_power(encoder); } + +void icl_dsi_init(struct drm_i915_private *dev_priv) +{ + enum port port; + + if (!intel_bios_is_dsi_present(dev_priv, &port)) + return; +} |