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spi: remove spin_lock_irq and variable in the irq procress

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remove spin_lock_irq spin_unlock_irq and variable in the irq funciton

Signed-off-by: Li-hao Kuo <lhjeff911@gmail.com>
Link: https://lore.kernel.org/r/f9991d6064d892d22ac7c2dfabe16309e9d03888.1650010304.git.lhjeff911@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Li-hao Kuo
2022-04-15 16:12:04 +08:00
committed by Mark Brown
parent 73f93db5c4
commit c81085840e
1 changed files with 0 additions and 6 deletions
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6
drivers/spi/spi-sunplus-sp7021.c
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@@ -85,8 +85,6 @@ struct sp7021_spi_ctlr {
int s_irq;
struct clk *spi_clk;
struct reset_control *rstc;
// irq spin lock
spinlock_t lock;
// data xfer lock
struct mutex buf_lock;
struct completion isr_done;
@@ -199,8 +197,6 @@ static irqreturn_t sp7021_spi_master_irq(int irq, void *dev)
if (tx_len == 0 && total_len == 0)
return IRQ_NONE;
spin_lock_irq(&pspim->lock);
rx_cnt = FIELD_GET(SP7021_RX_CNT_MASK, fd_status);
if (fd_status & SP7021_RX_FULL_FLAG)
rx_cnt = pspim->data_unit;
@@ -239,7 +235,6 @@ static irqreturn_t sp7021_spi_master_irq(int irq, void *dev)
if (isrdone)
complete(&pspim->isr_done);
spin_unlock_irq(&pspim->lock);
return IRQ_HANDLED;
}
@@ -446,7 +441,6 @@ static int sp7021_spi_controller_probe(struct platform_device *pdev)
pspim->mode = mode;
pspim->ctlr = ctlr;
pspim->dev = dev;
spin_lock_init(&pspim->lock);
mutex_init(&pspim->buf_lock);
init_completion(&pspim->isr_done);
init_completion(&pspim->slave_isr);