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dde_linux: USB SOF IRQ filter for Raspberry Pi

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This commit is contained in:
Norman Feske 2014-09-20 22:37:56 +02:00
parent 58a1e42201
commit 85362ba0b9
5 changed files with 21 additions and 8 deletions
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2
repos/dde_linux/ports/dde_linux.hash
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@ -1 +1 @@
c7aac790191e7e38e4fcbbc52f3c4abfad4b345e
9d0720c26d3b4d92101bbc115d5ae3d73975d2b9

2
repos/dde_linux/ports/dde_linux.port
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@ -31,7 +31,7 @@ HASH_INPUT += $(REP_DIR)/lxip_header.list
# Raspberry Pi USB controller
#
URL(dwc_otg) := https://github.com/nfeske/dwc_otg.git
REV(dwc_otg) := r1
REV(dwc_otg) := r2
DIR(dwc_otg) := $(SRC_DIR)/drivers/usb/host/dwc_otg
PATCHES := patches/*.patch

17
repos/dde_linux/src/lib/usb/arm/platform_rpi/platform.cc
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@ -129,10 +129,6 @@ DUMMY(-1, printk_once);
** Prevent use of FIQ fix, need to resolve FIQ-related symbols anyway **
************************************************************************/
int fiq_fix_enable = false;
extern int fiq_split_enable;
void local_fiq_disable() { }
void local_fiq_enable() { }
int claim_fiq(struct fiq_handler *f) { return 0; }
@ -142,6 +138,14 @@ void enable_fiq() { }
void __FIQ_Branch(unsigned long *regs) { TRACE; }
extern "C" int fiq_fsm_too_late(struct fiq_state *st, int n) { TRACE; return 0; }
extern "C" void dwc_otg_fiq_nop(struct fiq_state *state) { TRACE; }
extern "C" void dwc_otg_fiq_fsm(struct fiq_state *state, int num_channels) { TRACE; }
unsigned char _dwc_otg_fiq_stub, _dwc_otg_fiq_stub_end;
extern int fiq_enable, fiq_fsm_enable;
/***********************
** linux/workqueue.h **
@ -197,8 +201,9 @@ void platform_hcd_init(Services *services)
module_smsc95xx_driver_init();
}
/* disable split-enable fix, otherwise, fiq_fix will be implied */
fiq_split_enable = false;
/* disable fiq optimization */
fiq_enable = false;
fiq_fsm_enable = false;
bool const verbose = false;
if (verbose)

1
repos/dde_linux/src/lib/usb/dummies.c
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@ -80,6 +80,7 @@ void print_hex_dump(const char *level, const char *prefix_str,
int prefix_type, int rowsize, int groupsize,
const void *buf, size_t len, bool ascii) { TRACE; }
int printk_ratelimit() { TRACE; return 0; }
int printk_ratelimited() { TRACE; return 0; }
bool printk_timed_ratelimit(unsigned long *caller_jiffies,
unsigned int interval_msec) { TRACE; return false; }

7
repos/dde_linux/src/lib/usb/include/lx_emul.h
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@ -249,6 +249,11 @@ typedef uint8_t u_int8_t;
typedef uint16_t u_int16_t;
typedef uint32_t u_int32_t;
/*
* Needed by 'dwc_otg/dwc_otg/dwc_otg_fiq_fsm.h'
*/
typedef unsigned short ushort;
#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, 8 * sizeof(long))
@ -689,6 +694,7 @@ void print_hex_dump(const char *level, const char *prefix_str,
#define pr_warn pr_warning
bool printk_ratelimit();
bool printk_ratelimited();
bool printk_timed_ratelimit(unsigned long *, unsigned int);
struct va_format
@ -3859,6 +3865,7 @@ struct pt_regs { unsigned long dummy; };
#define ARM_r8 dummy
#define ARM_r9 dummy
#define ARM_sp dummy
#define ARM_fp dummy
/************************