serial: amba-pl011: move variable into CONFIG_DMA_ENGINE conditional

Variable dmacr is only used if DMA is enabled, so move it into the
CONFIG_DMA_ENGINE conditional.

Signed-off-by: Lino Sanfilippo <l.sanfilippo@kunbus.com>
Link: https://lore.kernel.org/r/20240407002709.16224-3-l.sanfilippo@kunbus.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
index 76d2078ec0867ea83441e128110554fc7f0568db..8b1644f5411ecf501663852a57145c225714a596 100644 (file)
--- a/drivers/tty/serial/amba-pl011.c
+++ b/drivers/tty/serial/amba-pl011.c
@@ -256,7 +256,6 @@ struct uart_amba_port {
        const u16               *reg_offset;
        struct clk              *clk;
        const struct vendor_data *vendor;
-       unsigned int            dmacr;          /* dma control reg */
        unsigned int            im;             /* interrupt mask */
        unsigned int            old_status;
        unsigned int            fifosize;       /* vendor-specific */
@@ -266,6 +265,7 @@ struct uart_amba_port {
        unsigned int            rs485_tx_drain_interval; /* usecs */
 #ifdef CONFIG_DMA_ENGINE
        /* DMA stuff */
+       unsigned int            dmacr;          /* dma control reg */
        bool                    using_tx_dma;
        bool                    using_rx_dma;
        struct pl011_dmarx_data dmarx;