soc: qcom: ubwc: provide no-UBWC configuration
authorDmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Wed, 23 Jul 2025 13:33:43 +0000 (16:33 +0300)
committerDmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Wed, 13 Aug 2025 17:44:13 +0000 (20:44 +0300)
commit197713d0cf018e7d58a63a83cc43035b56678a50
treee2ba389e0743f71a9144facf54e62d37cac0e949
parentdaab47925c06a04792ca720d8438abd37775e357
soc: qcom: ubwc: provide no-UBWC configuration

After the commit 45a2974157d2 ("drm/msm: Use the central UBWC config
database") the MDSS driver errors out if UBWC database didn't provide it
with the UBWC configuration. Make UBWC database return zero data for
MSM8916 / APQ8016, MSM8974 / APQ8074, MSM8226 and MSM8939.

Fixes: 1924272b9ce1 ("soc: qcom: Add UBWC config provider")
Acked-by: Bjorn Andersson <andersson@kernel.org>
Reviewed-by: Rob Clark <robin.clark@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/665313/
Link: https://lore.kernel.org/r/20250723-ubwc-no-ubwc-v3-1-81bdb75685bf@oss.qualcomm.com
drivers/soc/qcom/ubwc_config.c