diff options
author | Russell King <rmk+kernel@armlinux.org.uk> | 2017-09-26 09:56:56 -0700 |
---|---|---|
committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-09-26 11:52:07 -0700 |
commit | a12ded48b3e67f9d6180002b208de5b12e39e6f0 (patch) | |
tree | 9a3feb086cc78118b7d09384482ae3330244eaa4 | |
parent | e6c44368761c069b3749c6a5591fe1aa6042f648 (diff) | |
download | linux-a12ded48b3e67f9d6180002b208de5b12e39e6f0.tar.bz2 |
Input: sa1111ps2 - remove special sa1111 mmio accessors
Remove the special SA1111 MMIO accessors from the SA1111 PS/2 driver
as their definition will be removed shortly. The SA1111 accessors are
barrierless, so use the _relaxed variants.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
-rw-r--r-- | drivers/input/serio/sa1111ps2.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/drivers/input/serio/sa1111ps2.c b/drivers/input/serio/sa1111ps2.c index 3b54050b9fc7..f1c036260d25 100644 --- a/drivers/input/serio/sa1111ps2.c +++ b/drivers/input/serio/sa1111ps2.c @@ -66,22 +66,22 @@ static irqreturn_t ps2_rxint(int irq, void *dev_id) struct ps2if *ps2if = dev_id; unsigned int scancode, flag, status; - status = sa1111_readl(ps2if->base + PS2STAT); + status = readl_relaxed(ps2if->base + PS2STAT); while (status & PS2STAT_RXF) { if (status & PS2STAT_STP) - sa1111_writel(PS2STAT_STP, ps2if->base + PS2STAT); + writel_relaxed(PS2STAT_STP, ps2if->base + PS2STAT); flag = (status & PS2STAT_STP ? SERIO_FRAME : 0) | (status & PS2STAT_RXP ? 0 : SERIO_PARITY); - scancode = sa1111_readl(ps2if->base + PS2DATA) & 0xff; + scancode = readl_relaxed(ps2if->base + PS2DATA) & 0xff; if (hweight8(scancode) & 1) flag ^= SERIO_PARITY; serio_interrupt(ps2if->io, scancode, flag); - status = sa1111_readl(ps2if->base + PS2STAT); + status = readl_relaxed(ps2if->base + PS2STAT); } return IRQ_HANDLED; @@ -96,12 +96,12 @@ static irqreturn_t ps2_txint(int irq, void *dev_id) unsigned int status; spin_lock(&ps2if->lock); - status = sa1111_readl(ps2if->base + PS2STAT); + status = readl_relaxed(ps2if->base + PS2STAT); if (ps2if->head == ps2if->tail) { disable_irq_nosync(irq); /* done */ } else if (status & PS2STAT_TXE) { - sa1111_writel(ps2if->buf[ps2if->tail], ps2if->base + PS2DATA); + writel_relaxed(ps2if->buf[ps2if->tail], ps2if->base + PS2DATA); ps2if->tail = (ps2if->tail + 1) & (sizeof(ps2if->buf) - 1); } spin_unlock(&ps2if->lock); @@ -124,8 +124,8 @@ static int ps2_write(struct serio *io, unsigned char val) /* * If the TX register is empty, we can go straight out. */ - if (sa1111_readl(ps2if->base + PS2STAT) & PS2STAT_TXE) { - sa1111_writel(val, ps2if->base + PS2DATA); + if (readl_relaxed(ps2if->base + PS2STAT) & PS2STAT_TXE) { + writel_relaxed(val, ps2if->base + PS2DATA); } else { if (ps2if->head == ps2if->tail) enable_irq(ps2if->tx_irq); @@ -172,7 +172,7 @@ static int ps2_open(struct serio *io) enable_irq_wake(ps2if->rx_irq); - sa1111_writel(PS2CR_ENA, ps2if->base + PS2CR); + writel_relaxed(PS2CR_ENA, ps2if->base + PS2CR); return 0; } @@ -180,7 +180,7 @@ static void ps2_close(struct serio *io) { struct ps2if *ps2if = io->port_data; - sa1111_writel(0, ps2if->base + PS2CR); + writel_relaxed(0, ps2if->base + PS2CR); disable_irq_wake(ps2if->rx_irq); @@ -200,7 +200,7 @@ static void ps2_clear_input(struct ps2if *ps2if) int maxread = 100; while (maxread--) { - if ((sa1111_readl(ps2if->base + PS2DATA) & 0xff) == 0xff) + if ((readl_relaxed(ps2if->base + PS2DATA) & 0xff) == 0xff) break; } } @@ -210,11 +210,11 @@ static unsigned int ps2_test_one(struct ps2if *ps2if, { unsigned int val; - sa1111_writel(PS2CR_ENA | mask, ps2if->base + PS2CR); + writel_relaxed(PS2CR_ENA | mask, ps2if->base + PS2CR); udelay(2); - val = sa1111_readl(ps2if->base + PS2STAT); + val = readl_relaxed(ps2if->base + PS2STAT); return val & (PS2STAT_KBC | PS2STAT_KBD); } @@ -245,7 +245,7 @@ static int ps2_test(struct ps2if *ps2if) ret = -ENODEV; } - sa1111_writel(0, ps2if->base + PS2CR); + writel_relaxed(0, ps2if->base + PS2CR); return ret; } @@ -310,8 +310,8 @@ static int ps2_probe(struct sa1111_dev *dev) sa1111_enable_device(ps2if->dev); /* Incoming clock is 8MHz */ - sa1111_writel(0, ps2if->base + PS2CLKDIV); - sa1111_writel(127, ps2if->base + PS2PRECNT); + writel_relaxed(0, ps2if->base + PS2CLKDIV); + writel_relaxed(127, ps2if->base + PS2PRECNT); /* * Flush any pending input. |