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powerpc/qe: Fix few build errors with CONFIG_QUICC_ENGINE=n 

Some 83xx boards were not ready for the optional QUICC Engine support.

This patch fixes following build errors:

arch/powerpc/platforms/built-in.o: In function `flush_disable_caches':
(.text+0xb308): undefined reference to `par_io_data_set'
arch/powerpc/platforms/built-in.o: In function `flush_disable_caches':
(.text+0xb334): undefined reference to `par_io_data_set'
arch/powerpc/platforms/built-in.o: In function `flush_disable_caches':
(.text+0xb408): undefined reference to `qe_ic_get_high_irq'
arch/powerpc/platforms/built-in.o: In function `flush_disable_caches':
(.text+0xb478): undefined reference to `qe_ic_get_low_irq'
arch/powerpc/platforms/built-in.o: In function `mpc832x_spi_init':
mpc832x_rdb.c:(.init.text+0x574c): undefined reference to `par_io_config_pin'
mpc832x_rdb.c:(.init.text+0x5768): undefined reference to `par_io_config_pin'
mpc832x_rdb.c:(.init.text+0x5784): undefined reference to `par_io_config_pin'
mpc832x_rdb.c:(.init.text+0x57a0): undefined reference to `par_io_config_pin'
mpc832x_rdb.c:(.init.text+0x57bc): undefined reference to `par_io_config_pin'
arch/powerpc/platforms/built-in.o:mpc832x_rdb.c:(.init.text+0x57d8): more undefined references to `par_io_config_pin' follow
arch/powerpc/platforms/built-in.o: In function `mpc836x_rdk_init_IRQ':
mpc836x_rdk.c:(.init.text+0x5e84): undefined reference to `qe_ic_init'
arch/powerpc/platforms/built-in.o: In function `mpc836x_rdk_setup_arch':
mpc836x_rdk.c:(.init.text+0x5f10): undefined reference to `qe_reset'
make: *** [.tmp_vmlinux1] Error 1

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Anton Vorontsov 2008-12-05 19:59:13 +03:00 committed by Kumar Gala
parent 20cfb41ba8
commit be11d3b354
2 changed files with 31 additions and 6 deletions
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16
arch/powerpc/include/asm/qe.h
View File

@ -86,7 +86,11 @@ static inline bool qe_clock_is_brg(enum qe_clock clk)
extern spinlock_t cmxgcr_lock;
/* Export QE common operations */
#ifdef CONFIG_QUICC_ENGINE
extern void __init qe_reset(void);
#else
static inline void qe_reset(void) {}
#endif
/* QE PIO */
#define QE_PIO_PINS 32
@ -103,16 +107,24 @@ struct qe_pio_regs {
#endif
};
extern int par_io_init(struct device_node *np);
extern int par_io_of_config(struct device_node *np);
#define QE_PIO_DIR_IN 2
#define QE_PIO_DIR_OUT 1
extern void __par_io_config_pin(struct qe_pio_regs __iomem *par_io, u8 pin,
int dir, int open_drain, int assignment,
int has_irq);
#ifdef CONFIG_QUICC_ENGINE
extern int par_io_init(struct device_node *np);
extern int par_io_of_config(struct device_node *np);
extern int par_io_config_pin(u8 port, u8 pin, int dir, int open_drain,
int assignment, int has_irq);
extern int par_io_data_set(u8 port, u8 pin, u8 val);
#else
static inline int par_io_init(struct device_node *np) { return -ENOSYS; }
static inline int par_io_of_config(struct device_node *np) { return -ENOSYS; }
static inline int par_io_config_pin(u8 port, u8 pin, int dir, int open_drain,
int assignment, int has_irq) { return -ENOSYS; }
static inline int par_io_data_set(u8 port, u8 pin, u8 val) { return -ENOSYS; }
#endif /* CONFIG_QUICC_ENGINE */
/*
* Pin multiplexing functions.

21
arch/powerpc/include/asm/qe_ic.h
View File

@ -17,6 +17,9 @@
#include <linux/irq.h>
struct device_node;
struct qe_ic;
#define NUM_OF_QE_IC_GROUPS 6
/* Flags when we init the QE IC */
@ -54,17 +57,27 @@ enum qe_ic_grp_id {
QE_IC_GRP_RISCB /* QE interrupt controller RISC group B */
};
#ifdef CONFIG_QUICC_ENGINE
void qe_ic_init(struct device_node *node, unsigned int flags,
void (*low_handler)(unsigned int irq, struct irq_desc *desc),
void (*high_handler)(unsigned int irq, struct irq_desc *desc));
unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic);
unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic);
#else
static inline void qe_ic_init(struct device_node *node, unsigned int flags,
void (*low_handler)(unsigned int irq, struct irq_desc *desc),
void (*high_handler)(unsigned int irq, struct irq_desc *desc))
{}
static inline unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic)
{ return 0; }
static inline unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic)
{ return 0; }
#endif /* CONFIG_QUICC_ENGINE */
void qe_ic_set_highest_priority(unsigned int virq, int high);
int qe_ic_set_priority(unsigned int virq, unsigned int priority);
int qe_ic_set_high_priority(unsigned int virq, unsigned int priority, int high);
struct qe_ic;
unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic);
unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic);
static inline void qe_ic_cascade_low_ipic(unsigned int irq,
struct irq_desc *desc)
{