drm/i915: Make sandybridge_pcode_read() deal with the second data register

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The pcode mailbox has two data registers. So far we've only ever used
the one, but that's about to change. Expose the second data register to
the callers of sandybridge_pcode_read().

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Clint Taylor <Clinton.A.Taylor@intel.com>
Reviewed-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190521164025.30225-1-ville.syrjala@linux.intel.com

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This commit is contained in:

Ville Syrjälä 2019-05-21 19:40:24 +03:00

parent 4361ccac28

commit d284d5145e

4 changed files with 20 additions and 14 deletions

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4

drivers/gpu/drm/i915/i915_debugfs.c

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12

drivers/gpu/drm/i915/intel_pm.c

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15

drivers/gpu/drm/i915/intel_sideband.c

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3

drivers/gpu/drm/i915/intel_sideband.h

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