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Merge existing fixes from spi/for-7.2 into new branch
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commit
e8c06179a5
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@ -114,7 +114,7 @@ static irqreturn_t sh_msiof_spi_irq(int irq, void *data)
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return IRQ_HANDLED;
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}
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static void sh_msiof_spi_reset_regs(struct sh_msiof_spi_priv *p)
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static int sh_msiof_spi_reset_regs(struct sh_msiof_spi_priv *p)
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{
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u32 mask = SICTR_TXRST | SICTR_RXRST;
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u32 data;
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@ -123,8 +123,8 @@ static void sh_msiof_spi_reset_regs(struct sh_msiof_spi_priv *p)
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data |= mask;
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sh_msiof_write(p, SICTR, data);
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readl_poll_timeout_atomic(p->mapbase + SICTR, data, !(data & mask), 1,
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100);
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return readl_poll_timeout_atomic(p->mapbase + SICTR, data,
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!(data & mask), 1, 100);
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}
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static void sh_msiof_spi_set_clk_regs(struct sh_msiof_spi_priv *p,
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@ -834,7 +834,9 @@ static int sh_msiof_transfer_one(struct spi_controller *ctlr,
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int ret;
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/* reset registers */
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sh_msiof_spi_reset_regs(p);
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ret = sh_msiof_spi_reset_regs(p);
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if (ret)
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return ret;
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/* setup clocks (clock already enabled in chipselect()) */
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if (!spi_controller_is_target(p->ctlr))
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@ -3671,6 +3671,9 @@ int spi_controller_suspend(struct spi_controller *ctlr)
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{
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int ret = 0;
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if (ctlr->cur_msg && spi_controller_is_target(ctlr) && ctlr->target_abort)
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ctlr->target_abort(ctlr);
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/* Basically no-ops for non-queued controllers */
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if (ctlr->queued) {
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ret = spi_stop_queue(ctlr);
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