11.01.2022 21:45, Ashish Mhetre пишет: > +static const struct tegra_mc_error int_mc_errors[] = { > + { > + .int_bit = MC_INT_DECERR_EMEM, > + .msg = "EMEM address decode error", > + .status_reg = MC_ERR_STATUS, > + .addr_reg = MC_ERR_ADR, > + }, > + { > + .int_bit = MC_INT_SECURITY_VIOLATION, > + .msg = "non secure access to secure region", > + .status_reg = MC_ERR_STATUS, > + .addr_reg = MC_ERR_ADR, > + }, > + { > + .int_bit = MC_INT_DECERR_VPR, > + .msg = "MC request violates VPR requirements", > + .status_reg = MC_ERR_VPR_STATUS, > + .addr_reg = MC_ERR_VPR_ADR, > + }, > + { > + .int_bit = MC_INT_SECERR_SEC, > + .msg = "MC request violated SEC carveout requirements", > + .status_reg = MC_ERR_SEC_STATUS, > + .addr_reg = MC_ERR_SEC_ADR, > + }, > + { > + .int_bit = MC_INT_DECERR_MTS, > + .msg = "MTS carveout access violation", > + .status_reg = MC_ERR_MTS_STATUS, > + .addr_reg = MC_ERR_MTS_ADR, > + }, > + { > + .int_bit = MC_INT_DECERR_GENERALIZED_CARVEOUT, > + .msg = "GSC access violation", > + .status_reg = MC_ERR_GENERALIZED_CARVEOUT_STATUS, > + .addr_reg = MC_ERR_GENERALIZED_CARVEOUT_ADR, > + }, > +}; > + > +static irqreturn_t tegra186_mc_handle_irq(int irq, void *data) > +{ > + struct tegra_mc *mc = data; > + unsigned long status; > + unsigned int bit; > + > + status = mc_readl(mc, MC_INTSTATUS) & mc->soc->intmask; > + if (!status) > + return IRQ_NONE; > + > + for_each_set_bit(bit, &status, 32) { > + const char *error = int_mc_errors[bit].msg ?: "unknown"; int_mc_errors[bit] isn't what you need and .int_bit is unused, which suggests that all this code doesn't work and was untested. Please don't send untested patches.