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i3c: dw: Disable IBI IRQ depends on hot-join and SIR enabling
[ Upstream commit10201396ef
] Disable IBI IRQ signal and status only when hot-join and SIR enabling of all target devices attached to the bus are disabled. Fixes:e389b1d72a
("i3c: dw: Add support for in-band interrupts") Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com> Link: https://lore.kernel.org/r/20240119054547.983693-1-dylan_hung@aspeedtech.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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1 changed files with 3 additions and 1 deletions
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@ -1163,8 +1163,10 @@ static void dw_i3c_master_set_sir_enabled(struct dw_i3c_master *master,
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global = reg == 0xffffffff;
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global = reg == 0xffffffff;
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reg &= ~BIT(idx);
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reg &= ~BIT(idx);
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} else {
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} else {
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global = reg == 0;
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bool hj_rejected = !!(readl(master->regs + DEVICE_CTRL) & DEV_CTRL_HOT_JOIN_NACK);
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reg |= BIT(idx);
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reg |= BIT(idx);
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global = (reg == 0xffffffff) && hj_rejected;
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}
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}
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writel(reg, master->regs + IBI_SIR_REQ_REJECT);
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writel(reg, master->regs + IBI_SIR_REQ_REJECT);
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