diff options
| author |   Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com> | 2018-06-15 17:05:30 -0700 |
|---|---|---|
| committer |   Paulo Zanoni <paulo.r.zanoni@intel.com> | 2018-06-18 16:08:02 -0700 |
| commit | b796b9710fd52d7f406f606697322fb5c7f562f3 (patch) | |
| tree | a14ca62d5a11b715cdcc502af2ac79e9fa577b32 /drivers/gpu/drm/i915/i915_reg.h | |
| parent | drm/i915/icl: Support for TC North Display interrupts (diff) | |
| download | linux-dev-b796b9710fd52d7f406f606697322fb5c7f562f3.tar.xz linux-dev-b796b9710fd52d7f406f606697322fb5c7f562f3.zip | |
drm/i915/icl: Handle hotplug interrupts for DP over TBT
This patch enables hotplug interrupts for DP over TBT output on TC
ports. The TBT interrupts are enabled and handled irrespective of the
actual output type which could be DP Alternate, DP over TBT, native DP
or native HDMI.
Cc: Animesh Manna <animesh.manna@intel.com>
Cc: Paulo Zanoni <paulo.r.zanoni@intel.com>
Cc: Anusha Srivatsa <anusha.srivatsa@intel.com>
Cc: Manasi Navare <manasi.d.navare@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180616000530.5357-3-paulo.r.zanoni@intel.com
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 21692228cb81..4bfd7a9bd75f 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -7097,7 +7097,16 @@ enum { GEN11_TC3_HOTPLUG | \ GEN11_TC2_HOTPLUG | \ GEN11_TC1_HOTPLUG) - +#define GEN11_TBT4_HOTPLUG (1 << 3) +#define GEN11_TBT3_HOTPLUG (1 << 2) +#define GEN11_TBT2_HOTPLUG (1 << 1) +#define GEN11_TBT1_HOTPLUG (1 << 0) +#define GEN11_DE_TBT_HOTPLUG_MASK (GEN11_TBT4_HOTPLUG | \ + GEN11_TBT3_HOTPLUG | \ + GEN11_TBT2_HOTPLUG | \ + GEN11_TBT1_HOTPLUG) + +#define GEN11_TBT_HOTPLUG_CTL _MMIO(0x44030) #define GEN11_TC_HOTPLUG_CTL _MMIO(0x44038) #define GEN11_HOTPLUG_CTL_ENABLE(tc_port) (8 << (tc_port) * 4) #define GEN11_HOTPLUG_CTL_LONG_DETECT(tc_port) (2 << (tc_port) * 4) |