Matthew Wilcox wrote:
On Wed, Dec 29, 2004 at 03:38:05PM +0000, Joel Soete wrote:
mmm don't have such error with gcc-3.3.5.
We had this discussion two months ago.
http://lists.debian.org/debian-hppa/2004/10/msg00021.html
Taken this into account, I move parport_gsc.h into drivers/parport and remove stuff from parport_gsc.c (btw I add a gnu license to parport_gsc.h based on the one of parport_gsc.c ;-)
--- include/asm-parisc/parport_gsc.h.Orig 2004-12-29 16:17:31.110118022
+0100
+++ include/asm-parisc/parport_gsc.h 1970-01-01 01:00:00.000000000 +0100
@@ -1,193 +0,0 @@
-#ifndef __LINUX_PARPORT_GSC_H
-#define __LINUX_PARPORT_GSC_H
-
-#include <asm/io.h>
-#include <linux/delay.h>
-
-#undef DEBUG_PARPORT /* undefine for production */
-#define DELAY_TIME 0
-
-#if DELAY_TIME == 0
-#define parport_readb gsc_readb
-#define parport_writeb gsc_writeb
-#else
-static __inline__ unsigned char parport_readb( unsigned long port )
-{
- udelay(DELAY_TIME);
- return gsc_readb(port);
-}
-
-static __inline__ void parport_writeb( unsigned char value, unsigned long port
)
-{
- gsc_writeb(value,port);
- udelay(DELAY_TIME);
-}
-#endif
-
-/* --- register definitions ------------------------------- */
-
-#define EPPDATA(p) ((p)->base + 0x4)
-#define EPPADDR(p) ((p)->base + 0x3)
-#define CONTROL(p) ((p)->base + 0x2)
-#define STATUS(p) ((p)->base + 0x1)
-#define DATA(p) ((p)->base + 0x0)
-
-struct parport_gsc_private {
- /* Contents of CTR. */
- unsigned char ctr;
-
- /* Bitmask of writable CTR bits. */
- unsigned char ctr_writable;
-
- /* Number of bytes per portword. */
- int pword;
-
- /* Not used yet. */
- int readIntrThreshold;
- int writeIntrThreshold;
-
- /* buffer suitable for DMA, if DMA enabled */
- char *dma_buf;
- dma_addr_t dma_handle;
- struct pci_dev *dev;
-};
-
-extern __inline__ void parport_gsc_write_data(struct parport *p, unsigned char
d)
-{
-#ifdef DEBUG_PARPORT
- printk (KERN_DEBUG "parport_gsc_write_data(%p,0x%02x)\n", p, d);
-#endif
- parport_writeb(d, DATA(p));
-}
-
-extern __inline__ unsigned char parport_gsc_read_data(struct parport *p)
-{
- unsigned char val = parport_readb (DATA (p));
-#ifdef DEBUG_PARPORT
- printk (KERN_DEBUG "parport_gsc_read_data(%p) = 0x%02x\n",
- p, val);
-#endif
- return val;
-}
-
-/* __parport_gsc_frob_control differs from parport_gsc_frob_control in that
- * it doesn't do any extra masking. */
-static __inline__ unsigned char __parport_gsc_frob_control (struct parport *p,
- unsigned char mask,
- unsigned char val)
-{
- struct parport_gsc_private *priv = p->physport->private_data;
- unsigned char ctr = priv->ctr;
-#ifdef DEBUG_PARPORT
- printk (KERN_DEBUG
- "__parport_gsc_frob_control(%02x,%02x): %02x -> %02x\n",
- mask, val, ctr, ((ctr & ~mask) ^ val) & priv->ctr_writable);
-#endif
- ctr = (ctr & ~mask) ^ val;
- ctr &= priv->ctr_writable; /* only write writable bits. */
- parport_writeb (ctr, CONTROL (p));
- priv->ctr = ctr; /* Update soft copy */
- return ctr;
-}
-
-extern __inline__ void parport_gsc_data_reverse (struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x20, 0x20);
-}
-
-extern __inline__ void parport_gsc_data_forward (struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x20, 0x00);
-}
-
-extern __inline__ void parport_gsc_write_control (struct parport *p,
- unsigned char d)
-{
- const unsigned char wm = (PARPORT_CONTROL_STROBE |
- PARPORT_CONTROL_AUTOFD |
- PARPORT_CONTROL_INIT |
- PARPORT_CONTROL_SELECT);
-
- /* Take this out when drivers have adapted to newer interface. */
- if (d & 0x20) {
- printk (KERN_DEBUG "%s (%s): use data_reverse for this!\n",
- p->name, p->cad->name);
- parport_gsc_data_reverse (p);
- }
-
- __parport_gsc_frob_control (p, wm, d & wm);
-}
-
-extern __inline__ unsigned char parport_gsc_read_control(struct parport *p)
-{
- const unsigned char rm = (PARPORT_CONTROL_STROBE |
- PARPORT_CONTROL_AUTOFD |
- PARPORT_CONTROL_INIT |
- PARPORT_CONTROL_SELECT);
- const struct parport_gsc_private *priv = p->physport->private_data;
- return priv->ctr & rm; /* Use soft copy */
-}
-
-extern __inline__ unsigned char parport_gsc_frob_control (struct parport *p,
- unsigned char mask,
- unsigned char val)
-{
- const unsigned char wm = (PARPORT_CONTROL_STROBE |
- PARPORT_CONTROL_AUTOFD |
- PARPORT_CONTROL_INIT |
- PARPORT_CONTROL_SELECT);
-
- /* Take this out when drivers have adapted to newer interface. */
- if (mask & 0x20) {
- printk (KERN_DEBUG "%s (%s): use data_%s for this!\n",
- p->name, p->cad->name,
- (val & 0x20) ? "reverse" : "forward");
- if (val & 0x20)
- parport_gsc_data_reverse (p);
- else
- parport_gsc_data_forward (p);
- }
-
- /* Restrict mask and val to control lines. */
- mask &= wm;
- val &= wm;
-
- return __parport_gsc_frob_control (p, mask, val);
-}
-
-extern __inline__ unsigned char parport_gsc_read_status(struct parport *p)
-{
- return parport_readb (STATUS(p));
-}
-
-
-extern __inline__ void parport_gsc_disable_irq(struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x10, 0x00);
-}
-
-extern __inline__ void parport_gsc_enable_irq(struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x10, 0x10);
-}
-
-extern void parport_gsc_release_resources(struct parport *p);
-
-extern int parport_gsc_claim_resources(struct parport *p);
-
-extern void parport_gsc_init_state(struct pardevice *, struct parport_state
*s);
-
-extern void parport_gsc_save_state(struct parport *p, struct parport_state *s);
-
-extern void parport_gsc_restore_state(struct parport *p, struct parport_state
*s);
-
-extern void parport_gsc_inc_use_count(void);
-
-extern void parport_gsc_dec_use_count(void);
-
-extern struct parport *parport_gsc_probe_port (unsigned long base,
- unsigned long base_hi,
- int irq, int dma,
- struct pci_dev *dev);
-
-#endif
--- drivers/parport/parport_gsc.h.Orig 1970-01-01 01:00:00.000000000 +0100
+++ drivers/parport/parport_gsc.h 2004-12-29 20:25:09.872226309 +0100
@@ -0,0 +1,222 @@
+/*
+ * Low-level parallel-support for PC-style hardware integrated in the
+ * LASI-Controller (on GSC-Bus) for HP-PARISC Workstations
+ *
+ * (C) 1999-2001 by Helge Deller <[EMAIL PROTECTED]>
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * based on parport_pc.c by
+ * Grant Guenther <[EMAIL PROTECTED]>
+ * Phil Blundell <[EMAIL PROTECTED]>
+ * Tim Waugh <[EMAIL PROTECTED]>
+ * Jose Renau <[EMAIL PROTECTED]>
+ * David Campbell <[EMAIL PROTECTED]>
+ * Andrea Arcangeli
+ */
+
+#ifndef __DRIVERS_PARPORT_PARPORT_GSC_H
+#define __DRIVERS_PARPORT_PARPORT_GSC_H
+
+#include <asm/io.h>
+#include <linux/delay.h>
+
+#undef DEBUG_PARPORT /* undefine for production */
+#define DELAY_TIME 0
+
+#if DELAY_TIME == 0
+#define parport_readb gsc_readb
+#define parport_writeb gsc_writeb
+#else
+static __inline__ unsigned char parport_readb( unsigned long port )
+{
+ udelay(DELAY_TIME);
+ return gsc_readb(port);
+}
+
+static __inline__ void parport_writeb( unsigned char value, unsigned long port
)
+{
+ gsc_writeb(value,port);
+ udelay(DELAY_TIME);
+}
+#endif
+
+/* --- register definitions ------------------------------- */
+
+#define EPPDATA(p) ((p)->base + 0x4)
+#define EPPADDR(p) ((p)->base + 0x3)
+#define CONTROL(p) ((p)->base + 0x2)
+#define STATUS(p) ((p)->base + 0x1)
+#define DATA(p) ((p)->base + 0x0)
+
+struct parport_gsc_private {
+ /* Contents of CTR. */
+ unsigned char ctr;
+
+ /* Bitmask of writable CTR bits. */
+ unsigned char ctr_writable;
+
+ /* Number of bytes per portword. */
+ int pword;
+
+ /* Not used yet. */
+ int readIntrThreshold;
+ int writeIntrThreshold;
+
+ /* buffer suitable for DMA, if DMA enabled */
+ char *dma_buf;
+ dma_addr_t dma_handle;
+ struct pci_dev *dev;
+};
+
+static inline void parport_gsc_write_data(struct parport *p, unsigned char d)
+{
+#ifdef DEBUG_PARPORT
+ printk (KERN_DEBUG "parport_gsc_write_data(%p,0x%02x)\n", p, d);
+#endif
+ parport_writeb(d, DATA(p));
+}
+
+static inline unsigned char parport_gsc_read_data(struct parport *p)
+{
+ unsigned char val = parport_readb (DATA (p));
+#ifdef DEBUG_PARPORT
+ printk (KERN_DEBUG "parport_gsc_read_data(%p) = 0x%02x\n",
+ p, val);
+#endif
+ return val;
+}
+
+/* __parport_gsc_frob_control differs from parport_gsc_frob_control in that
+ * it doesn't do any extra masking. */
+static inline unsigned char __parport_gsc_frob_control(struct parport *p,
+ unsigned char mask,
+ unsigned char val)
+{
+ struct parport_gsc_private *priv = p->physport->private_data;
+ unsigned char ctr = priv->ctr;
+#ifdef DEBUG_PARPORT
+ printk (KERN_DEBUG
+ "__parport_gsc_frob_control(%02x,%02x): %02x -> %02x\n",
+ mask, val, ctr, ((ctr & ~mask) ^ val) & priv->ctr_writable);
+#endif
+ ctr = (ctr & ~mask) ^ val;
+ ctr &= priv->ctr_writable; /* only write writable bits. */
+ parport_writeb (ctr, CONTROL (p));
+ priv->ctr = ctr; /* Update soft copy */
+ return ctr;
+}
+
+static inline void parport_gsc_data_reverse(struct parport *p)
+{
+ __parport_gsc_frob_control (p, 0x20, 0x20);
+}
+
+static inline void parport_gsc_data_forward(struct parport *p)
+{
+ __parport_gsc_frob_control (p, 0x20, 0x00);
+}
+
+static inline void parport_gsc_write_control(struct parport *p,
+ unsigned char d)
+{
+ const unsigned char wm = (PARPORT_CONTROL_STROBE |
+ PARPORT_CONTROL_AUTOFD |
+ PARPORT_CONTROL_INIT |
+ PARPORT_CONTROL_SELECT);
+
+ /* Take this out when drivers have adapted to newer interface. */
+ if (d & 0x20) {
+ printk (KERN_DEBUG "%s (%s): use data_reverse for this!\n",
+ p->name, p->cad->name);
+ parport_gsc_data_reverse (p);
+ }
+
+ __parport_gsc_frob_control (p, wm, d & wm);
+}
+
+static inline unsigned char parport_gsc_read_control(struct parport *p)
+{
+ const unsigned char rm = (PARPORT_CONTROL_STROBE |
+ PARPORT_CONTROL_AUTOFD |
+ PARPORT_CONTROL_INIT |
+ PARPORT_CONTROL_SELECT);
+ const struct parport_gsc_private *priv = p->physport->private_data;
+ return priv->ctr & rm; /* Use soft copy */
+}
+
+static inline unsigned char parport_gsc_frob_control(struct parport *p,
+ unsigned char mask,
+ unsigned char val)
+{
+ const unsigned char wm = (PARPORT_CONTROL_STROBE |
+ PARPORT_CONTROL_AUTOFD |
+ PARPORT_CONTROL_INIT |
+ PARPORT_CONTROL_SELECT);
+
+ /* Take this out when drivers have adapted to newer interface. */
+ if (mask & 0x20) {
+ printk (KERN_DEBUG "%s (%s): use data_%s for this!\n",
+ p->name, p->cad->name,
+ (val & 0x20) ? "reverse" : "forward");
+ if (val & 0x20)
+ parport_gsc_data_reverse (p);
+ else
+ parport_gsc_data_forward (p);
+ }
+
+ /* Restrict mask and val to control lines. */
+ mask &= wm;
+ val &= wm;
+
+ return __parport_gsc_frob_control (p, mask, val);
+}
+
+static inline unsigned char parport_gsc_read_status(struct parport *p)
+{
+ return parport_readb (STATUS(p));
+}
+
+static inline void parport_gsc_disable_irq(struct parport *p)
+{
+ __parport_gsc_frob_control (p, 0x10, 0x00);
+}
+
+static inline void parport_gsc_enable_irq(struct parport *p)
+{
+ __parport_gsc_frob_control (p, 0x10, 0x10);
+}
+
+extern void parport_gsc_release_resources(struct parport *p);
+
+extern int parport_gsc_claim_resources(struct parport *p);
+
+extern void parport_gsc_init_state(struct pardevice *, struct parport_state
*s);
+
+extern void parport_gsc_save_state(struct parport *p, struct parport_state *s);
+
+extern void parport_gsc_restore_state(struct parport *p, struct parport_state
*s);
+
+extern void parport_gsc_inc_use_count(void);
+
+extern void parport_gsc_dec_use_count(void);
+
+extern struct parport *parport_gsc_probe_port(unsigned long base,
+ unsigned long base_hi,
+ int irq, int dma,
+ struct pci_dev *dev);
+
+#endif /* __DRIVERS_PARPORT_PARPORT_GSC_H */
--- drivers/parport/parport_gsc.c.Orig 2004-12-29 13:11:41.371485993 +0100
+++ drivers/parport/parport_gsc.c 2004-12-29 20:07:39.873552874 +0100
@@ -42,7 +42,7 @@
#include <asm/pdc.h>
#include <asm/parisc-device.h>
#include <asm/hardware.h>
-#include <asm/parport_gsc.h>
+#include "parport_gsc.h"
MODULE_AUTHOR("Helge Deller <[EMAIL PROTECTED]>"); @@ -87,95 +87,6 @@ return IRQ_HANDLED; }
-void parport_gsc_write_data(struct parport *p, unsigned char d)
-{
- parport_writeb (d, DATA (p));
-}
-
-unsigned char parport_gsc_read_data(struct parport *p)
-{
- unsigned char c = parport_readb (DATA (p));
- return c;
-}
-
-void parport_gsc_write_control(struct parport *p, unsigned char d)
-{
- const unsigned char wm = (PARPORT_CONTROL_STROBE |
- PARPORT_CONTROL_AUTOFD |
- PARPORT_CONTROL_INIT |
- PARPORT_CONTROL_SELECT);
-
- /* Take this out when drivers have adapted to the newer interface. */
- if (d & 0x20) {
- pr_debug("%s (%s): use data_reverse for this!\n",
- p->name, p->cad->name);
- parport_gsc_data_reverse (p);
- }
-
- __parport_gsc_frob_control (p, wm, d & wm);
-}
-
-unsigned char parport_gsc_read_control(struct parport *p)
-{
- const unsigned char wm = (PARPORT_CONTROL_STROBE |
- PARPORT_CONTROL_AUTOFD |
- PARPORT_CONTROL_INIT |
- PARPORT_CONTROL_SELECT);
- const struct parport_gsc_private *priv = p->physport->private_data;
- return priv->ctr & wm; /* Use soft copy */
-}
-
-unsigned char parport_gsc_frob_control (struct parport *p, unsigned char mask,
- unsigned char val)
-{
- const unsigned char wm = (PARPORT_CONTROL_STROBE |
- PARPORT_CONTROL_AUTOFD |
- PARPORT_CONTROL_INIT |
- PARPORT_CONTROL_SELECT);
-
- /* Take this out when drivers have adapted to the newer interface. */
- if (mask & 0x20) {
- pr_debug("%s (%s): use data_%s for this!\n",
- p->name, p->cad->name,
- (val & 0x20) ? "reverse" : "forward");
- if (val & 0x20)
- parport_gsc_data_reverse (p);
- else
- parport_gsc_data_forward (p);
- }
-
- /* Restrict mask and val to control lines. */
- mask &= wm;
- val &= wm;
-
- return __parport_gsc_frob_control (p, mask, val);
-}
-
-unsigned char parport_gsc_read_status(struct parport *p)
-{
- return parport_readb (STATUS (p));
-}
-
-void parport_gsc_disable_irq(struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x10, 0);
-}
-
-void parport_gsc_enable_irq(struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x10, 0x10);
-}
-
-void parport_gsc_data_forward (struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x20, 0);
-}
-
-void parport_gsc_data_reverse (struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x20, 0x20);
-}
-
void parport_gsc_init_state(struct pardevice *dev, struct parport_state *s)
{
s->u.pc.ctr = 0xc | (dev->irq_func ? 0x10 : 0x0);
=========><=========(I just test it with gcc-3.4.3-6 kernel compiles well)
hth,
JoelPS: Also joined patch files in case of bad wraping
--- drivers/parport/parport_gsc.c.Orig 2004-12-29 13:11:41.371485993 +0100
+++ drivers/parport/parport_gsc.c 2004-12-29 20:07:39.873552874 +0100
@@ -42,7 +42,7 @@
#include <asm/pdc.h>
#include <asm/parisc-device.h>
#include <asm/hardware.h>
-#include <asm/parport_gsc.h>
+#include "parport_gsc.h"
MODULE_AUTHOR("Helge Deller <[EMAIL PROTECTED]>");
@@ -87,95 +87,6 @@
return IRQ_HANDLED;
}
-void parport_gsc_write_data(struct parport *p, unsigned char d)
-{
- parport_writeb (d, DATA (p));
-}
-
-unsigned char parport_gsc_read_data(struct parport *p)
-{
- unsigned char c = parport_readb (DATA (p));
- return c;
-}
-
-void parport_gsc_write_control(struct parport *p, unsigned char d)
-{
- const unsigned char wm = (PARPORT_CONTROL_STROBE |
- PARPORT_CONTROL_AUTOFD |
- PARPORT_CONTROL_INIT |
- PARPORT_CONTROL_SELECT);
-
- /* Take this out when drivers have adapted to the newer interface. */
- if (d & 0x20) {
- pr_debug("%s (%s): use data_reverse for this!\n",
- p->name, p->cad->name);
- parport_gsc_data_reverse (p);
- }
-
- __parport_gsc_frob_control (p, wm, d & wm);
-}
-
-unsigned char parport_gsc_read_control(struct parport *p)
-{
- const unsigned char wm = (PARPORT_CONTROL_STROBE |
- PARPORT_CONTROL_AUTOFD |
- PARPORT_CONTROL_INIT |
- PARPORT_CONTROL_SELECT);
- const struct parport_gsc_private *priv = p->physport->private_data;
- return priv->ctr & wm; /* Use soft copy */
-}
-
-unsigned char parport_gsc_frob_control (struct parport *p, unsigned char mask,
- unsigned char val)
-{
- const unsigned char wm = (PARPORT_CONTROL_STROBE |
- PARPORT_CONTROL_AUTOFD |
- PARPORT_CONTROL_INIT |
- PARPORT_CONTROL_SELECT);
-
- /* Take this out when drivers have adapted to the newer interface. */
- if (mask & 0x20) {
- pr_debug("%s (%s): use data_%s for this!\n",
- p->name, p->cad->name,
- (val & 0x20) ? "reverse" : "forward");
- if (val & 0x20)
- parport_gsc_data_reverse (p);
- else
- parport_gsc_data_forward (p);
- }
-
- /* Restrict mask and val to control lines. */
- mask &= wm;
- val &= wm;
-
- return __parport_gsc_frob_control (p, mask, val);
-}
-
-unsigned char parport_gsc_read_status(struct parport *p)
-{
- return parport_readb (STATUS (p));
-}
-
-void parport_gsc_disable_irq(struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x10, 0);
-}
-
-void parport_gsc_enable_irq(struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x10, 0x10);
-}
-
-void parport_gsc_data_forward (struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x20, 0);
-}
-
-void parport_gsc_data_reverse (struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x20, 0x20);
-}
-
void parport_gsc_init_state(struct pardevice *dev, struct parport_state *s)
{
s->u.pc.ctr = 0xc | (dev->irq_func ? 0x10 : 0x0);
--- include/asm-parisc/parport_gsc.h.Orig 2004-12-29 16:17:31.110118022
+0100
+++ include/asm-parisc/parport_gsc.h 1970-01-01 01:00:00.000000000 +0100
@@ -1,193 +0,0 @@
-#ifndef __LINUX_PARPORT_GSC_H
-#define __LINUX_PARPORT_GSC_H
-
-#include <asm/io.h>
-#include <linux/delay.h>
-
-#undef DEBUG_PARPORT /* undefine for production */
-#define DELAY_TIME 0
-
-#if DELAY_TIME == 0
-#define parport_readb gsc_readb
-#define parport_writeb gsc_writeb
-#else
-static __inline__ unsigned char parport_readb( unsigned long port )
-{
- udelay(DELAY_TIME);
- return gsc_readb(port);
-}
-
-static __inline__ void parport_writeb( unsigned char value, unsigned long port
)
-{
- gsc_writeb(value,port);
- udelay(DELAY_TIME);
-}
-#endif
-
-/* --- register definitions ------------------------------- */
-
-#define EPPDATA(p) ((p)->base + 0x4)
-#define EPPADDR(p) ((p)->base + 0x3)
-#define CONTROL(p) ((p)->base + 0x2)
-#define STATUS(p) ((p)->base + 0x1)
-#define DATA(p) ((p)->base + 0x0)
-
-struct parport_gsc_private {
- /* Contents of CTR. */
- unsigned char ctr;
-
- /* Bitmask of writable CTR bits. */
- unsigned char ctr_writable;
-
- /* Number of bytes per portword. */
- int pword;
-
- /* Not used yet. */
- int readIntrThreshold;
- int writeIntrThreshold;
-
- /* buffer suitable for DMA, if DMA enabled */
- char *dma_buf;
- dma_addr_t dma_handle;
- struct pci_dev *dev;
-};
-
-extern __inline__ void parport_gsc_write_data(struct parport *p, unsigned char
d)
-{
-#ifdef DEBUG_PARPORT
- printk (KERN_DEBUG "parport_gsc_write_data(%p,0x%02x)\n", p, d);
-#endif
- parport_writeb(d, DATA(p));
-}
-
-extern __inline__ unsigned char parport_gsc_read_data(struct parport *p)
-{
- unsigned char val = parport_readb (DATA (p));
-#ifdef DEBUG_PARPORT
- printk (KERN_DEBUG "parport_gsc_read_data(%p) = 0x%02x\n",
- p, val);
-#endif
- return val;
-}
-
-/* __parport_gsc_frob_control differs from parport_gsc_frob_control in that
- * it doesn't do any extra masking. */
-static __inline__ unsigned char __parport_gsc_frob_control (struct parport *p,
- unsigned char mask,
- unsigned char val)
-{
- struct parport_gsc_private *priv = p->physport->private_data;
- unsigned char ctr = priv->ctr;
-#ifdef DEBUG_PARPORT
- printk (KERN_DEBUG
- "__parport_gsc_frob_control(%02x,%02x): %02x -> %02x\n",
- mask, val, ctr, ((ctr & ~mask) ^ val) & priv->ctr_writable);
-#endif
- ctr = (ctr & ~mask) ^ val;
- ctr &= priv->ctr_writable; /* only write writable bits. */
- parport_writeb (ctr, CONTROL (p));
- priv->ctr = ctr; /* Update soft copy */
- return ctr;
-}
-
-extern __inline__ void parport_gsc_data_reverse (struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x20, 0x20);
-}
-
-extern __inline__ void parport_gsc_data_forward (struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x20, 0x00);
-}
-
-extern __inline__ void parport_gsc_write_control (struct parport *p,
- unsigned char d)
-{
- const unsigned char wm = (PARPORT_CONTROL_STROBE |
- PARPORT_CONTROL_AUTOFD |
- PARPORT_CONTROL_INIT |
- PARPORT_CONTROL_SELECT);
-
- /* Take this out when drivers have adapted to newer interface. */
- if (d & 0x20) {
- printk (KERN_DEBUG "%s (%s): use data_reverse for this!\n",
- p->name, p->cad->name);
- parport_gsc_data_reverse (p);
- }
-
- __parport_gsc_frob_control (p, wm, d & wm);
-}
-
-extern __inline__ unsigned char parport_gsc_read_control(struct parport *p)
-{
- const unsigned char rm = (PARPORT_CONTROL_STROBE |
- PARPORT_CONTROL_AUTOFD |
- PARPORT_CONTROL_INIT |
- PARPORT_CONTROL_SELECT);
- const struct parport_gsc_private *priv = p->physport->private_data;
- return priv->ctr & rm; /* Use soft copy */
-}
-
-extern __inline__ unsigned char parport_gsc_frob_control (struct parport *p,
- unsigned char mask,
- unsigned char val)
-{
- const unsigned char wm = (PARPORT_CONTROL_STROBE |
- PARPORT_CONTROL_AUTOFD |
- PARPORT_CONTROL_INIT |
- PARPORT_CONTROL_SELECT);
-
- /* Take this out when drivers have adapted to newer interface. */
- if (mask & 0x20) {
- printk (KERN_DEBUG "%s (%s): use data_%s for this!\n",
- p->name, p->cad->name,
- (val & 0x20) ? "reverse" : "forward");
- if (val & 0x20)
- parport_gsc_data_reverse (p);
- else
- parport_gsc_data_forward (p);
- }
-
- /* Restrict mask and val to control lines. */
- mask &= wm;
- val &= wm;
-
- return __parport_gsc_frob_control (p, mask, val);
-}
-
-extern __inline__ unsigned char parport_gsc_read_status(struct parport *p)
-{
- return parport_readb (STATUS(p));
-}
-
-
-extern __inline__ void parport_gsc_disable_irq(struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x10, 0x00);
-}
-
-extern __inline__ void parport_gsc_enable_irq(struct parport *p)
-{
- __parport_gsc_frob_control (p, 0x10, 0x10);
-}
-
-extern void parport_gsc_release_resources(struct parport *p);
-
-extern int parport_gsc_claim_resources(struct parport *p);
-
-extern void parport_gsc_init_state(struct pardevice *, struct parport_state
*s);
-
-extern void parport_gsc_save_state(struct parport *p, struct parport_state *s);
-
-extern void parport_gsc_restore_state(struct parport *p, struct parport_state
*s);
-
-extern void parport_gsc_inc_use_count(void);
-
-extern void parport_gsc_dec_use_count(void);
-
-extern struct parport *parport_gsc_probe_port (unsigned long base,
- unsigned long base_hi,
- int irq, int dma,
- struct pci_dev *dev);
-
-#endif
--- drivers/parport/parport_gsc.h.Orig 1970-01-01 01:00:00.000000000 +0100
+++ drivers/parport/parport_gsc.h 2004-12-29 20:25:09.872226309 +0100
@@ -0,0 +1,222 @@
+/*
+ * Low-level parallel-support for PC-style hardware integrated in the
+ * LASI-Controller (on GSC-Bus) for HP-PARISC Workstations
+ *
+ * (C) 1999-2001 by Helge Deller <[EMAIL PROTECTED]>
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * based on parport_pc.c by
+ * Grant Guenther <[EMAIL PROTECTED]>
+ * Phil Blundell <[EMAIL PROTECTED]>
+ * Tim Waugh <[EMAIL PROTECTED]>
+ * Jose Renau <[EMAIL PROTECTED]>
+ * David Campbell <[EMAIL PROTECTED]>
+ * Andrea Arcangeli
+ */
+
+#ifndef __DRIVERS_PARPORT_PARPORT_GSC_H
+#define __DRIVERS_PARPORT_PARPORT_GSC_H
+
+#include <asm/io.h>
+#include <linux/delay.h>
+
+#undef DEBUG_PARPORT /* undefine for production */
+#define DELAY_TIME 0
+
+#if DELAY_TIME == 0
+#define parport_readb gsc_readb
+#define parport_writeb gsc_writeb
+#else
+static __inline__ unsigned char parport_readb( unsigned long port )
+{
+ udelay(DELAY_TIME);
+ return gsc_readb(port);
+}
+
+static __inline__ void parport_writeb( unsigned char value, unsigned long port
)
+{
+ gsc_writeb(value,port);
+ udelay(DELAY_TIME);
+}
+#endif
+
+/* --- register definitions ------------------------------- */
+
+#define EPPDATA(p) ((p)->base + 0x4)
+#define EPPADDR(p) ((p)->base + 0x3)
+#define CONTROL(p) ((p)->base + 0x2)
+#define STATUS(p) ((p)->base + 0x1)
+#define DATA(p) ((p)->base + 0x0)
+
+struct parport_gsc_private {
+ /* Contents of CTR. */
+ unsigned char ctr;
+
+ /* Bitmask of writable CTR bits. */
+ unsigned char ctr_writable;
+
+ /* Number of bytes per portword. */
+ int pword;
+
+ /* Not used yet. */
+ int readIntrThreshold;
+ int writeIntrThreshold;
+
+ /* buffer suitable for DMA, if DMA enabled */
+ char *dma_buf;
+ dma_addr_t dma_handle;
+ struct pci_dev *dev;
+};
+
+static inline void parport_gsc_write_data(struct parport *p, unsigned char d)
+{
+#ifdef DEBUG_PARPORT
+ printk (KERN_DEBUG "parport_gsc_write_data(%p,0x%02x)\n", p, d);
+#endif
+ parport_writeb(d, DATA(p));
+}
+
+static inline unsigned char parport_gsc_read_data(struct parport *p)
+{
+ unsigned char val = parport_readb (DATA (p));
+#ifdef DEBUG_PARPORT
+ printk (KERN_DEBUG "parport_gsc_read_data(%p) = 0x%02x\n",
+ p, val);
+#endif
+ return val;
+}
+
+/* __parport_gsc_frob_control differs from parport_gsc_frob_control in that
+ * it doesn't do any extra masking. */
+static inline unsigned char __parport_gsc_frob_control(struct parport *p,
+ unsigned char mask,
+ unsigned char val)
+{
+ struct parport_gsc_private *priv = p->physport->private_data;
+ unsigned char ctr = priv->ctr;
+#ifdef DEBUG_PARPORT
+ printk (KERN_DEBUG
+ "__parport_gsc_frob_control(%02x,%02x): %02x -> %02x\n",
+ mask, val, ctr, ((ctr & ~mask) ^ val) & priv->ctr_writable);
+#endif
+ ctr = (ctr & ~mask) ^ val;
+ ctr &= priv->ctr_writable; /* only write writable bits. */
+ parport_writeb (ctr, CONTROL (p));
+ priv->ctr = ctr; /* Update soft copy */
+ return ctr;
+}
+
+static inline void parport_gsc_data_reverse(struct parport *p)
+{
+ __parport_gsc_frob_control (p, 0x20, 0x20);
+}
+
+static inline void parport_gsc_data_forward(struct parport *p)
+{
+ __parport_gsc_frob_control (p, 0x20, 0x00);
+}
+
+static inline void parport_gsc_write_control(struct parport *p,
+ unsigned char d)
+{
+ const unsigned char wm = (PARPORT_CONTROL_STROBE |
+ PARPORT_CONTROL_AUTOFD |
+ PARPORT_CONTROL_INIT |
+ PARPORT_CONTROL_SELECT);
+
+ /* Take this out when drivers have adapted to newer interface. */
+ if (d & 0x20) {
+ printk (KERN_DEBUG "%s (%s): use data_reverse for this!\n",
+ p->name, p->cad->name);
+ parport_gsc_data_reverse (p);
+ }
+
+ __parport_gsc_frob_control (p, wm, d & wm);
+}
+
+static inline unsigned char parport_gsc_read_control(struct parport *p)
+{
+ const unsigned char rm = (PARPORT_CONTROL_STROBE |
+ PARPORT_CONTROL_AUTOFD |
+ PARPORT_CONTROL_INIT |
+ PARPORT_CONTROL_SELECT);
+ const struct parport_gsc_private *priv = p->physport->private_data;
+ return priv->ctr & rm; /* Use soft copy */
+}
+
+static inline unsigned char parport_gsc_frob_control(struct parport *p,
+ unsigned char mask,
+ unsigned char val)
+{
+ const unsigned char wm = (PARPORT_CONTROL_STROBE |
+ PARPORT_CONTROL_AUTOFD |
+ PARPORT_CONTROL_INIT |
+ PARPORT_CONTROL_SELECT);
+
+ /* Take this out when drivers have adapted to newer interface. */
+ if (mask & 0x20) {
+ printk (KERN_DEBUG "%s (%s): use data_%s for this!\n",
+ p->name, p->cad->name,
+ (val & 0x20) ? "reverse" : "forward");
+ if (val & 0x20)
+ parport_gsc_data_reverse (p);
+ else
+ parport_gsc_data_forward (p);
+ }
+
+ /* Restrict mask and val to control lines. */
+ mask &= wm;
+ val &= wm;
+
+ return __parport_gsc_frob_control (p, mask, val);
+}
+
+static inline unsigned char parport_gsc_read_status(struct parport *p)
+{
+ return parport_readb (STATUS(p));
+}
+
+static inline void parport_gsc_disable_irq(struct parport *p)
+{
+ __parport_gsc_frob_control (p, 0x10, 0x00);
+}
+
+static inline void parport_gsc_enable_irq(struct parport *p)
+{
+ __parport_gsc_frob_control (p, 0x10, 0x10);
+}
+
+extern void parport_gsc_release_resources(struct parport *p);
+
+extern int parport_gsc_claim_resources(struct parport *p);
+
+extern void parport_gsc_init_state(struct pardevice *, struct parport_state
*s);
+
+extern void parport_gsc_save_state(struct parport *p, struct parport_state *s);
+
+extern void parport_gsc_restore_state(struct parport *p, struct parport_state
*s);
+
+extern void parport_gsc_inc_use_count(void);
+
+extern void parport_gsc_dec_use_count(void);
+
+extern struct parport *parport_gsc_probe_port(unsigned long base,
+ unsigned long base_hi,
+ int irq, int dma,
+ struct pci_dev *dev);
+
+#endif /* __DRIVERS_PARPORT_PARPORT_GSC_H */
