Interpret 0xF populated-channel count as 16. For 16-channel configuration, BIOS programs 1111b. A programmed value of 1111b must be interpreted as 16 channels for memory bandwidth calculations. This series implements the workaround in driver.
Uma Shankar (2): drm/i915/display: Add Wa_16030862157 to the display workaround list drm/i915/dram: Interpret 0xF populated-channel count as 16 drivers/gpu/drm/i915/display/intel_bw.c | 20 ++++++++++++++++--- .../gpu/drm/i915/display/intel_display_wa.c | 2 ++ .../gpu/drm/i915/display/intel_display_wa.h | 1 + drivers/gpu/drm/i915/display/intel_dram.c | 12 +++++++++++ 4 files changed, 32 insertions(+), 3 deletions(-) -- 2.50.1
