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yaml
---
r: 137693
b: refs/heads/master
c: e164b58
h: refs/heads/master
i:
  137691: 83ae595
v: v3
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Mauro Carvalho Chehab committed Mar 30, 2009
1 parent bd03912 commit f1331e1
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Showing 72 changed files with 2,155 additions and 1,511 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: b80e0d271606a0f5b35c85b11f9014ce09cbc415
refs/heads/master: e164b58a84cc9fdff0653dfe38470c0216df31d2
73 changes: 73 additions & 0 deletions trunk/arch/m68k/include/asm/ide.h
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Original file line number Diff line number Diff line change
Expand Up @@ -30,28 +30,101 @@
#define _M68K_IDE_H

#ifdef __KERNEL__


#include <asm/setup.h>
#include <asm/io.h>
#include <asm/irq.h>

#ifdef CONFIG_ATARI
#include <linux/interrupt.h>
#include <asm/atari_stdma.h>
#endif

#ifdef CONFIG_MAC
#include <asm/macints.h>
#endif

/*
* Get rid of defs from io.h - ide has its private and conflicting versions
* Since so far no single m68k platform uses ISA/PCI I/O space for IDE, we
* always use the `raw' MMIO versions
*/
#undef inb
#undef inw
#undef insw
#undef inl
#undef insl
#undef outb
#undef outw
#undef outsw
#undef outl
#undef outsl
#undef readb
#undef readw
#undef readl
#undef writeb
#undef writew
#undef writel

#define inb in_8
#define inw in_be16
#define insw(port, addr, n) raw_insw((u16 *)port, addr, n)
#define inl in_be32
#define insl(port, addr, n) raw_insl((u32 *)port, addr, n)
#define outb(val, port) out_8(port, val)
#define outw(val, port) out_be16(port, val)
#define outsw(port, addr, n) raw_outsw((u16 *)port, addr, n)
#define outl(val, port) out_be32(port, val)
#define outsl(port, addr, n) raw_outsl((u32 *)port, addr, n)
#define readb in_8
#define readw in_be16
#define __ide_mm_insw(port, addr, n) raw_insw((u16 *)port, addr, n)
#define readl in_be32
#define __ide_mm_insl(port, addr, n) raw_insl((u32 *)port, addr, n)
#define writeb(val, port) out_8(port, val)
#define writew(val, port) out_be16(port, val)
#define __ide_mm_outsw(port, addr, n) raw_outsw((u16 *)port, addr, n)
#define writel(val, port) out_be32(port, val)
#define __ide_mm_outsl(port, addr, n) raw_outsl((u32 *)port, addr, n)
#if defined(CONFIG_ATARI) || defined(CONFIG_Q40)
#define insw_swapw(port, addr, n) raw_insw_swapw((u16 *)port, addr, n)
#define outsw_swapw(port, addr, n) raw_outsw_swapw((u16 *)port, addr, n)
#endif

#ifdef CONFIG_BLK_DEV_FALCON_IDE
#define IDE_ARCH_LOCK

extern int falconide_intr_lock;

static __inline__ void ide_release_lock (void)
{
if (MACH_IS_ATARI) {
if (falconide_intr_lock == 0) {
printk("ide_release_lock: bug\n");
return;
}
falconide_intr_lock = 0;
stdma_release();
}
}

static __inline__ void
ide_get_lock(irq_handler_t handler, void *data)
{
if (MACH_IS_ATARI) {
if (falconide_intr_lock == 0) {
if (in_interrupt() > 0)
panic( "Falcon IDE hasn't ST-DMA lock in interrupt" );
stdma_lock(handler, data);
falconide_intr_lock = 1;
}
}
}
#endif /* CONFIG_BLK_DEV_FALCON_IDE */

#define IDE_ARCH_ACK_INTR
#define ide_ack_intr(hwif) ((hwif)->ack_intr ? (hwif)->ack_intr(hwif) : 1)

#endif /* __KERNEL__ */
#endif /* _M68K_IDE_H */
9 changes: 4 additions & 5 deletions trunk/drivers/ide/alim15x3.c
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Original file line number Diff line number Diff line change
Expand Up @@ -191,18 +191,17 @@ static void ali_set_dma_mode(ide_drive_t *drive, const u8 speed)
/**
* ali15x3_dma_setup - begin a DMA phase
* @drive: target device
* @cmd: command
*
* Returns 1 if the DMA cannot be performed, zero on success.
*/

static int ali15x3_dma_setup(ide_drive_t *drive, struct ide_cmd *cmd)
static int ali15x3_dma_setup(ide_drive_t *drive)
{
if (m5229_revision < 0xC2 && drive->media != ide_disk) {
if (cmd->tf_flags & IDE_TFLAG_WRITE)
if (rq_data_dir(drive->hwif->rq))
return 1; /* try PIO instead of DMA */
}
return ide_dma_setup(drive, cmd);
return ide_dma_setup(drive);
}

/**
Expand Down Expand Up @@ -504,11 +503,11 @@ static const struct ide_port_ops ali_port_ops = {
static const struct ide_dma_ops ali_dma_ops = {
.dma_host_set = ide_dma_host_set,
.dma_setup = ali15x3_dma_setup,
.dma_exec_cmd = ide_dma_exec_cmd,
.dma_start = ide_dma_start,
.dma_end = ide_dma_end,
.dma_test_irq = ide_dma_test_irq,
.dma_lost_irq = ide_dma_lost_irq,
.dma_timer_expiry = ide_dma_sff_timer_expiry,
.dma_timeout = ide_dma_timeout,
.dma_sff_read_status = ide_dma_sff_read_status,
};
Expand Down
70 changes: 35 additions & 35 deletions trunk/drivers/ide/at91_ide.c
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Original file line number Diff line number Diff line change
Expand Up @@ -143,7 +143,7 @@ static void apply_timings(const u8 chipselect, const u8 pio,
set_smc_timings(chipselect, cycle, setup, pulse, data_float, use_iordy);
}

static void at91_ide_input_data(ide_drive_t *drive, struct ide_cmd *cmd,
static void at91_ide_input_data(ide_drive_t *drive, struct request *rq,
void *buf, unsigned int len)
{
ide_hwif_t *hwif = drive->hwif;
Expand All @@ -156,11 +156,11 @@ static void at91_ide_input_data(ide_drive_t *drive, struct ide_cmd *cmd,
len++;

enter_16bit(chipselect, mode);
readsw((void __iomem *)io_ports->data_addr, buf, len / 2);
__ide_mm_insw((void __iomem *) io_ports->data_addr, buf, len / 2);
leave_16bit(chipselect, mode);
}

static void at91_ide_output_data(ide_drive_t *drive, struct ide_cmd *cmd,
static void at91_ide_output_data(ide_drive_t *drive, struct request *rq,
void *buf, unsigned int len)
{
ide_hwif_t *hwif = drive->hwif;
Expand All @@ -171,7 +171,7 @@ static void at91_ide_output_data(ide_drive_t *drive, struct ide_cmd *cmd,
pdbg("cs %u buf %p len %d\n", chipselect, buf, len);

enter_16bit(chipselect, mode);
writesw((void __iomem *)io_ports->data_addr, buf, len / 2);
__ide_mm_outsw((void __iomem *) io_ports->data_addr, buf, len / 2);
leave_16bit(chipselect, mode);
}

Expand All @@ -185,55 +185,55 @@ static void ide_mm_outb(u8 value, unsigned long port)
writeb(value, (void __iomem *) port);
}

static void at91_ide_tf_load(ide_drive_t *drive, struct ide_cmd *cmd)
static void at91_ide_tf_load(ide_drive_t *drive, ide_task_t *task)
{
ide_hwif_t *hwif = drive->hwif;
struct ide_io_ports *io_ports = &hwif->io_ports;
struct ide_taskfile *tf = &cmd->tf;
u8 HIHI = (cmd->tf_flags & IDE_TFLAG_LBA48) ? 0xE0 : 0xEF;
struct ide_taskfile *tf = &task->tf;
u8 HIHI = (task->tf_flags & IDE_TFLAG_LBA48) ? 0xE0 : 0xEF;

if (cmd->tf_flags & IDE_FTFLAG_FLAGGED)
if (task->tf_flags & IDE_TFLAG_FLAGGED)
HIHI = 0xFF;

if (cmd->tf_flags & IDE_FTFLAG_OUT_DATA) {
if (task->tf_flags & IDE_TFLAG_OUT_DATA) {
u16 data = (tf->hob_data << 8) | tf->data;

at91_ide_output_data(drive, NULL, &data, 2);
}

if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
if (task->tf_flags & IDE_TFLAG_OUT_HOB_FEATURE)
ide_mm_outb(tf->hob_feature, io_ports->feature_addr);
if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
if (task->tf_flags & IDE_TFLAG_OUT_HOB_NSECT)
ide_mm_outb(tf->hob_nsect, io_ports->nsect_addr);
if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAL)
ide_mm_outb(tf->hob_lbal, io_ports->lbal_addr);
if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAM)
ide_mm_outb(tf->hob_lbam, io_ports->lbam_addr);
if (cmd->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
if (task->tf_flags & IDE_TFLAG_OUT_HOB_LBAH)
ide_mm_outb(tf->hob_lbah, io_ports->lbah_addr);

if (cmd->tf_flags & IDE_TFLAG_OUT_FEATURE)
if (task->tf_flags & IDE_TFLAG_OUT_FEATURE)
ide_mm_outb(tf->feature, io_ports->feature_addr);
if (cmd->tf_flags & IDE_TFLAG_OUT_NSECT)
if (task->tf_flags & IDE_TFLAG_OUT_NSECT)
ide_mm_outb(tf->nsect, io_ports->nsect_addr);
if (cmd->tf_flags & IDE_TFLAG_OUT_LBAL)
if (task->tf_flags & IDE_TFLAG_OUT_LBAL)
ide_mm_outb(tf->lbal, io_ports->lbal_addr);
if (cmd->tf_flags & IDE_TFLAG_OUT_LBAM)
if (task->tf_flags & IDE_TFLAG_OUT_LBAM)
ide_mm_outb(tf->lbam, io_ports->lbam_addr);
if (cmd->tf_flags & IDE_TFLAG_OUT_LBAH)
if (task->tf_flags & IDE_TFLAG_OUT_LBAH)
ide_mm_outb(tf->lbah, io_ports->lbah_addr);

if (cmd->tf_flags & IDE_TFLAG_OUT_DEVICE)
if (task->tf_flags & IDE_TFLAG_OUT_DEVICE)
ide_mm_outb((tf->device & HIHI) | drive->select, io_ports->device_addr);
}

static void at91_ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
static void at91_ide_tf_read(ide_drive_t *drive, ide_task_t *task)
{
ide_hwif_t *hwif = drive->hwif;
struct ide_io_ports *io_ports = &hwif->io_ports;
struct ide_taskfile *tf = &cmd->tf;
struct ide_taskfile *tf = &task->tf;

if (cmd->tf_flags & IDE_FTFLAG_IN_DATA) {
if (task->tf_flags & IDE_TFLAG_IN_DATA) {
u16 data;

at91_ide_input_data(drive, NULL, &data, 2);
Expand All @@ -244,31 +244,31 @@ static void at91_ide_tf_read(ide_drive_t *drive, struct ide_cmd *cmd)
/* be sure we're looking at the low order bits */
ide_mm_outb(ATA_DEVCTL_OBS & ~0x80, io_ports->ctl_addr);

if (cmd->tf_flags & IDE_TFLAG_IN_FEATURE)
if (task->tf_flags & IDE_TFLAG_IN_FEATURE)
tf->feature = ide_mm_inb(io_ports->feature_addr);
if (cmd->tf_flags & IDE_TFLAG_IN_NSECT)
if (task->tf_flags & IDE_TFLAG_IN_NSECT)
tf->nsect = ide_mm_inb(io_ports->nsect_addr);
if (cmd->tf_flags & IDE_TFLAG_IN_LBAL)
if (task->tf_flags & IDE_TFLAG_IN_LBAL)
tf->lbal = ide_mm_inb(io_ports->lbal_addr);
if (cmd->tf_flags & IDE_TFLAG_IN_LBAM)
if (task->tf_flags & IDE_TFLAG_IN_LBAM)
tf->lbam = ide_mm_inb(io_ports->lbam_addr);
if (cmd->tf_flags & IDE_TFLAG_IN_LBAH)
if (task->tf_flags & IDE_TFLAG_IN_LBAH)
tf->lbah = ide_mm_inb(io_ports->lbah_addr);
if (cmd->tf_flags & IDE_TFLAG_IN_DEVICE)
if (task->tf_flags & IDE_TFLAG_IN_DEVICE)
tf->device = ide_mm_inb(io_ports->device_addr);

if (cmd->tf_flags & IDE_TFLAG_LBA48) {
if (task->tf_flags & IDE_TFLAG_LBA48) {
ide_mm_outb(ATA_DEVCTL_OBS | 0x80, io_ports->ctl_addr);

if (cmd->tf_flags & IDE_TFLAG_IN_HOB_FEATURE)
if (task->tf_flags & IDE_TFLAG_IN_HOB_FEATURE)
tf->hob_feature = ide_mm_inb(io_ports->feature_addr);
if (cmd->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
if (task->tf_flags & IDE_TFLAG_IN_HOB_NSECT)
tf->hob_nsect = ide_mm_inb(io_ports->nsect_addr);
if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAL)
tf->hob_lbal = ide_mm_inb(io_ports->lbal_addr);
if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAM)
tf->hob_lbam = ide_mm_inb(io_ports->lbam_addr);
if (cmd->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
if (task->tf_flags & IDE_TFLAG_IN_HOB_LBAH)
tf->hob_lbah = ide_mm_inb(io_ports->lbah_addr);
}
}
Expand Down
39 changes: 30 additions & 9 deletions trunk/drivers/ide/au1xxx-ide.c
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Original file line number Diff line number Diff line change
Expand Up @@ -86,13 +86,13 @@ void auide_outsw(unsigned long port, void *addr, u32 count)
ctp->cur_ptr = au1xxx_ddma_get_nextptr_virt(dp);
}

static void au1xxx_input_data(ide_drive_t *drive, struct ide_cmd *cmd,
static void au1xxx_input_data(ide_drive_t *drive, struct request *rq,
void *buf, unsigned int len)
{
auide_insw(drive->hwif->io_ports.data_addr, buf, (len + 1) / 2);
}

static void au1xxx_output_data(ide_drive_t *drive, struct ide_cmd *cmd,
static void au1xxx_output_data(ide_drive_t *drive, struct request *rq,
void *buf, unsigned int len)
{
auide_outsw(drive->hwif->io_ports.data_addr, buf, (len + 1) / 2);
Expand Down Expand Up @@ -209,17 +209,23 @@ static void auide_set_dma_mode(ide_drive_t *drive, const u8 speed)
*/

#ifdef CONFIG_BLK_DEV_IDE_AU1XXX_MDMA2_DBDMA
static int auide_build_dmatable(ide_drive_t *drive, struct ide_cmd *cmd)
static int auide_build_dmatable(ide_drive_t *drive)
{
int i, iswrite, count = 0;
ide_hwif_t *hwif = drive->hwif;
struct request *rq = hwif->rq;
_auide_hwif *ahwif = &auide_hwif;
struct scatterlist *sg;
int i = cmd->sg_nents, count = 0;
int iswrite = !!(cmd->tf_flags & IDE_TFLAG_WRITE);

iswrite = (rq_data_dir(rq) == WRITE);
/* Save for interrupt context */
ahwif->drive = drive;

hwif->sg_nents = i = ide_build_sglist(drive, rq);

if (!i)
return 0;

/* fill the descriptors */
sg = hwif->sg_table;
while (i && sg_dma_len(sg)) {
Expand Down Expand Up @@ -280,7 +286,12 @@ static int auide_build_dmatable(ide_drive_t *drive, struct ide_cmd *cmd)

static int auide_dma_end(ide_drive_t *drive)
{
ide_destroy_dmatable(drive);
ide_hwif_t *hwif = drive->hwif;

if (hwif->sg_nents) {
ide_destroy_dmatable(drive);
hwif->sg_nents = 0;
}

return 0;
}
Expand All @@ -290,10 +301,19 @@ static void auide_dma_start(ide_drive_t *drive )
}


static int auide_dma_setup(ide_drive_t *drive, struct ide_cmd *cmd)
static void auide_dma_exec_cmd(ide_drive_t *drive, u8 command)
{
if (auide_build_dmatable(drive, cmd) == 0) {
ide_map_sg(drive, cmd);
/* issue cmd to drive */
ide_execute_command(drive, command, &ide_dma_intr,
(2*WAIT_CMD), NULL);
}

static int auide_dma_setup(ide_drive_t *drive)
{
struct request *rq = drive->hwif->rq;

if (!auide_build_dmatable(drive)) {
ide_map_sg(drive, rq);
return 1;
}

Expand Down Expand Up @@ -349,6 +369,7 @@ static void auide_init_dbdma_dev(dbdev_tab_t *dev, u32 dev_id, u32 tsize, u32 de
static const struct ide_dma_ops au1xxx_dma_ops = {
.dma_host_set = auide_dma_host_set,
.dma_setup = auide_dma_setup,
.dma_exec_cmd = auide_dma_exec_cmd,
.dma_start = auide_dma_start,
.dma_end = auide_dma_end,
.dma_test_irq = auide_dma_test_irq,
Expand Down
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