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| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2023-06-06 22:14:58 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2023-09-27 18:42:14 +0300 |
| commit | 25ea3411bd23c5f0043881e2c6710423eb411784 (patch) | |
| tree | 25e7d2b2c0cf76f593459d7fdfedd7d5f089bfdb /drivers/pci/vpd.c | |
| parent | 5ae0da3fc78d3fdef278a22e874d6d5c305d1e03 (diff) | |
| download | linux-stable-25ea3411bd23c5f0043881e2c6710423eb411784.tar.gz linux-stable-25ea3411bd23c5f0043881e2c6710423eb411784.tar.bz2 linux-stable-25ea3411bd23c5f0043881e2c6710423eb411784.zip | |
drm/i915/dsb: Use non-posted register writes for legacy LUT
The DSB has problems writing the legacy LUT. The two workarounds
I've discoverted are:
- write each entry twice back to back
- use non-posted writes
Let's use non-posted writes as that seems a bit more standard.
TODO: measure which is faster
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230606191504.18099-14-ville.syrjala@linux.intel.com
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Diffstat (limited to 'drivers/pci/vpd.c')
0 files changed, 0 insertions, 0 deletions