soc: qcom: ubwc: define helper for MDSS and Adreno drivers

Define special helper returning version setting for MDSS and A8xx
drivers.

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260507-ubwc-rework-v4-3-c19593d20c1d@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/include/linux/soc/qcom/ubwc.h b/include/linux/soc/qcom/ubwc.h
index 319caed88775445cda06d99524ced6738d657391..8355ffe40f88b88196ebe8c8b8a03c2c08ba8ab1 100644 (file)
--- a/include/linux/soc/qcom/ubwc.h
+++ b/include/linux/soc/qcom/ubwc.h
@@ -100,4 +100,20 @@ static inline u32 qcom_ubwc_swizzle(const struct qcom_ubwc_cfg_data *cfg)
        return cfg->ubwc_swizzle;
 }
 
+static inline u32 qcom_ubwc_version_tag(const struct qcom_ubwc_cfg_data *cfg)
+{
+       if (cfg->ubwc_enc_version >= UBWC_6_0)
+               return 5;
+       if (cfg->ubwc_enc_version >= UBWC_5_0)
+               return 4;
+       if (cfg->ubwc_enc_version >= UBWC_4_3)
+               return 3;
+       if (cfg->ubwc_enc_version >= UBWC_4_0)
+               return 2;
+       if (cfg->ubwc_enc_version >= UBWC_3_0)
+               return 1;
+
+       return 0;
+}
+
 #endif /* __QCOM_UBWC_H__ */