diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-03-06 22:35:51 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-03-07 23:21:46 +0200 |
| commit | b185a35216c003f53149974981389f093523b137 (patch) | |
| tree | f8a661d7d78bbc72f2a4ba2b25e69ced479619a2 /drivers/gpu/drm/i915/i915_drv.h | |
| parent | 6d9c1e92038507d03f6a25332719ad4b0ad00279 (diff) | |
drm/i915: Read out memory type
We'll need to know the memory type in the system for some
bandwidth limitations and whatnot. Let's read that out on
gen9+.
v2: Rebase
v3: Fix the copy paste fail in the BXT bit definitions (Jani)
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190306203551.24592-13-ville.syrjala@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 41b7530b3d05..a5b314a0c415 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1829,6 +1829,13 @@ struct drm_i915_private { u8 ranks; u32 bandwidth_kbps; bool symmetric_memory; + enum intel_dram_type { + INTEL_DRAM_UNKNOWN, + INTEL_DRAM_DDR3, + INTEL_DRAM_DDR4, + INTEL_DRAM_LPDDR3, + INTEL_DRAM_LPDDR4 + } type; } dram_info; struct i915_runtime_pm runtime_pm; |