After add this patch, it can let serialio.c generated ".o" file.
If need additional trying, please let me know, thanks.
On 10/31/2013 03:27 PM, Chen Gang wrote:
> If SERIAL_PORT_DFNS isn't present by platform, it need be defined to
> "nothing", like the 8250 serial driver does it.
>
> All related macros also need be removed: IRQF_SHARED is defined in
> "linux/interrupt.h", others will be defined when related architecture
> has SERIAL_PORT_DFNS.
>
> Or it will cause issue (for arc, with allmodconfig):
>
> CC [M] drivers/staging/speakup/serialio.o
> drivers/staging/speakup/serialio.c:12:2: error: initializer element is not constant
> SERIAL_PORT_DFNS
> ^
> drivers/staging/speakup/serialio.c:12:2: error: (near initialization for 'rs_table[0].baud_base')
> drivers/staging/speakup/serialio.c:12:2: error: initializer element is not constant
> drivers/staging/speakup/serialio.c:12:2: error: (near initialization for 'rs_table[1].baud_base')
> drivers/staging/speakup/serialio.c:12:2: error: initializer element is not constant
> drivers/staging/speakup/serialio.c:12:2: error: (near initialization for 'rs_table[2].baud_base')
> drivers/staging/speakup/serialio.c:12:2: error: initializer element is not constant
> drivers/staging/speakup/serialio.c:12:2: error: (near initialization for 'rs_table[3].baud_base')
>
>
> Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx>
> ---
> drivers/staging/speakup/serialio.c | 4 ++++
> drivers/staging/speakup/serialio.h | 26 --------------------------
> 2 files changed, 4 insertions(+), 26 deletions(-)
>
> diff --git a/drivers/staging/speakup/serialio.c b/drivers/staging/speakup/serialio.c
> index 1354288..4e18fb4 100644
> --- a/drivers/staging/speakup/serialio.c
> +++ b/drivers/staging/speakup/serialio.c
> @@ -6,6 +6,10 @@
> #include "spk_priv.h"
> #include "serialio.h"
>
> +#ifndef SERIAL_PORT_DFNS
> +#define SERIAL_PORT_DFNS
> +#endif
> +
> static void start_serial_interrupt(int irq);
>
> static const struct old_serial_port rs_table[] = {
> diff --git a/drivers/staging/speakup/serialio.h b/drivers/staging/speakup/serialio.h
> index 55d68b5..0a93773 100644
> --- a/drivers/staging/speakup/serialio.h
> +++ b/drivers/staging/speakup/serialio.h
> @@ -36,30 +36,4 @@ struct old_serial_port {
>
> #define spk_serial_tx_busy() ((inb(speakup_info.port_tts + UART_LSR) & BOTH_EMPTY) != BOTH_EMPTY)
>
> -/* 2.6.22 doesn't have them any more, hardcode it for now (these values should
> - * be fine for 99% cases) */
> -#ifndef BASE_BAUD
> -#define BASE_BAUD (1843200 / 16)
> -#endif
> -#ifndef STD_COM_FLAGS
> -#ifdef CONFIG_SERIAL_DETECT_IRQ
> -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ)
> -#define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_AUTO_IRQ)
> -#else
> -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
> -#define STD_COM4_FLAGS ASYNC_BOOT_AUTOCONF
> -#endif
> -#endif
> -#ifndef SERIAL_PORT_DFNS
> -#define SERIAL_PORT_DFNS \
> - /* UART CLK PORT IRQ FLAGS */ \
> - { 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS }, /* ttyS0 */ \
> - { 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS }, /* ttyS1 */ \
> - { 0, BASE_BAUD, 0x3E8, 4, STD_COM_FLAGS }, /* ttyS2 */ \
> - { 0, BASE_BAUD, 0x2E8, 3, STD_COM4_FLAGS }, /* ttyS3 */
> -#endif
> -#ifndef IRQF_SHARED
> -#define IRQF_SHARED SA_SHIRQ
> -#endif
> -
> #endif
>
--
Chen Gang
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