* [PATCH 1/4] pxafb: introduce lcd_{read, write}l() to wrap the __raw_{read, write}l()
@ 2008-04-08 4:03 ` eric miao
0 siblings, 0 replies; 6+ messages in thread
From: eric miao @ 2008-04-08 4:03 UTC (permalink / raw)
To: linux-arm-kernel email list, linux-fbdev-devel, lkml
Cc: Andrew Morton, Russell King - ARM Linux
From 917ed27ddcaca455f7799f74a1db9a4497725de8 Mon Sep 17 00:00:00 2001
From: Eric Miao <eric.miao@marvell.com>
Date: Thu, 27 Mar 2008 09:28:32 +0800
Subject: [PATCH] pxafb: introduce lcd_{read,write}l() to wrap the
__raw_{read,write}l()
using __raw_{read,write}l() everywhere looks messy, introduce
lcd_{read,write}l() to get this cleaned up a bit
Signed-off-by: eric miao <eric.miao@marvell.com>
---
drivers/video/pxafb.c | 50 +++++++++++++++++++++++++-----------------------
1 files changed, 26 insertions(+), 24 deletions(-)
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index 0031a5f..27d9fed 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -64,6 +64,9 @@
#define LCCR3_INVALID_CONFIG_MASK (LCCR3_HSP | LCCR3_VSP |\
LCCR3_PCD | LCCR3_BPP)
+#define lcd_readl(f, off) __raw_readl((f)->mmio_base + (off))
+#define lcd_writel(f, off, v) __raw_writel((v), (f)->mmio_base + (off))
+
static void (*pxafb_backlight_power)(int);
static void (*pxafb_lcd_power)(int, struct fb_var_screeninfo *);
@@ -684,8 +687,7 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var,
fbi->reg_lccr1 = new_regs.lccr1;
fbi->reg_lccr2 = new_regs.lccr2;
fbi->reg_lccr3 = new_regs.lccr3;
- fbi->reg_lccr4 = __raw_readl(fbi->mmio_base + LCCR4) &
- (~LCCR4_PAL_FOR_MASK);
+ fbi->reg_lccr4 = lcd_readl(fbi, LCCR4) & ~LCCR4_PAL_FOR_MASK;
fbi->reg_lccr4 |= (fbi->lccr4 & LCCR4_PAL_FOR_MASK);
set_hsync_time(fbi, pcd);
local_irq_restore(flags);
@@ -694,12 +696,12 @@ static int pxafb_activate_var(struct
fb_var_screeninfo *var,
* Only update the registers if the controller is enabled
* and something has changed.
*/
- if ((__raw_readl(fbi->mmio_base + LCCR0) != fbi->reg_lccr0) ||
- (__raw_readl(fbi->mmio_base + LCCR1) != fbi->reg_lccr1) ||
- (__raw_readl(fbi->mmio_base + LCCR2) != fbi->reg_lccr2) ||
- (__raw_readl(fbi->mmio_base + LCCR3) != fbi->reg_lccr3) ||
- (__raw_readl(fbi->mmio_base + FDADR0) != fbi->fdadr[0]) ||
- (__raw_readl(fbi->mmio_base + FDADR1) != fbi->fdadr[1]))
+ if ((lcd_readl(fbi, LCCR0) != fbi->reg_lccr0) ||
+ (lcd_readl(fbi, LCCR1) != fbi->reg_lccr1) ||
+ (lcd_readl(fbi, LCCR2) != fbi->reg_lccr2) ||
+ (lcd_readl(fbi, LCCR3) != fbi->reg_lccr3) ||
+ (lcd_readl(fbi, FDADR0) != fbi->fdadr[0]) ||
+ (lcd_readl(fbi, FDADR1) != fbi->fdadr[1]))
pxafb_schedule_work(fbi, C_REENABLE);
return 0;
@@ -785,14 +787,14 @@ static void pxafb_enable_controller(struct
pxafb_info *fbi)
clk_enable(fbi->clk);
/* Sequence from 11.7.10 */
- __raw_writel(fbi->reg_lccr3, fbi->mmio_base + LCCR3);
- __raw_writel(fbi->reg_lccr2, fbi->mmio_base + LCCR2);
- __raw_writel(fbi->reg_lccr1, fbi->mmio_base + LCCR1);
- __raw_writel(fbi->reg_lccr0 & ~LCCR0_ENB, fbi->mmio_base + LCCR0);
-
- __raw_writel(fbi->fdadr[0], fbi->mmio_base + FDADR0);
- __raw_writel(fbi->fdadr[1], fbi->mmio_base + FDADR1);
- __raw_writel(fbi->reg_lccr0 | LCCR0_ENB, fbi->mmio_base + LCCR0);
+ lcd_writel(fbi, LCCR3, fbi->reg_lccr3);
+ lcd_writel(fbi, LCCR2, fbi->reg_lccr2);
+ lcd_writel(fbi, LCCR1, fbi->reg_lccr1);
+ lcd_writel(fbi, LCCR0, fbi->reg_lccr0 & ~LCCR0_ENB);
+
+ lcd_writel(fbi, FDADR0, fbi->fdadr[0]);
+ lcd_writel(fbi, FDADR1, fbi->fdadr[1]);
+ lcd_writel(fbi, LCCR0, fbi->reg_lccr0 | LCCR0_ENB);
}
static void pxafb_disable_controller(struct pxafb_info *fbi)
@@ -805,11 +807,11 @@ static void pxafb_disable_controller(struct
pxafb_info *fbi)
add_wait_queue(&fbi->ctrlr_wait, &wait);
/* Clear LCD Status Register */
- __raw_writel(0xffffffff, fbi->mmio_base + LCSR);
+ lcd_writel(fbi, LCSR, 0xffffffff);
- lccr0 = __raw_readl(fbi->mmio_base + LCCR0) & ~LCCR0_LDM;
- __raw_writel(lccr0, fbi->mmio_base + LCCR0);
- __raw_writel(lccr0 | LCCR0_DIS, fbi->mmio_base + LCCR0);
+ lccr0 = lcd_readl(fbi, LCCR0) & ~LCCR0_LDM;
+ lcd_writel(fbi, LCCR0, lccr0);
+ lcd_writel(fbi, LCCR0, lccr0 | LCCR0_DIS);
schedule_timeout(200 * HZ / 1000);
remove_wait_queue(&fbi->ctrlr_wait, &wait);
@@ -824,15 +826,15 @@ static void pxafb_disable_controller(struct
pxafb_info *fbi)
static irqreturn_t pxafb_handle_irq(int irq, void *dev_id)
{
struct pxafb_info *fbi = dev_id;
- unsigned int lccr0, lcsr = __raw_readl(fbi->mmio_base + LCSR);
+ unsigned int lccr0, lcsr = lcd_readl(fbi, LCSR);
if (lcsr & LCSR_LDD) {
- lccr0 = __raw_readl(fbi->mmio_base + LCCR0) | LCCR0_LDM;
- __raw_writel(lccr0, fbi->mmio_base + LCCR0);
+ lccr0 = lcd_readl(fbi, LCCR0);
+ lcd_writel(fbi, LCCR0, lccr0 | LCCR0_LDM);
wake_up(&fbi->ctrlr_wait);
}
- __raw_writel(lcsr, fbi->mmio_base + LCSR);
+ lcd_writel(fbi, LCSR, lcsr);
return IRQ_HANDLED;
}
--
1.5.4.3
--
Cheers
- eric
-------------------------------------------------------------------------
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^ permalink raw reply related [flat|nested] 6+ messages in thread* [PATCH 1/4] pxafb: introduce lcd_{read,write}l() to wrap the __raw_{read,write}l() @ 2008-04-08 4:03 ` eric miao 0 siblings, 0 replies; 6+ messages in thread From: eric miao @ 2008-04-08 4:03 UTC (permalink / raw) To: linux-arm-kernel email list, linux-fbdev-devel, lkml Cc: Russell King - ARM Linux, Andrew Morton >From 917ed27ddcaca455f7799f74a1db9a4497725de8 Mon Sep 17 00:00:00 2001 From: Eric Miao <eric.miao@marvell.com> Date: Thu, 27 Mar 2008 09:28:32 +0800 Subject: [PATCH] pxafb: introduce lcd_{read,write}l() to wrap the __raw_{read,write}l() using __raw_{read,write}l() everywhere looks messy, introduce lcd_{read,write}l() to get this cleaned up a bit Signed-off-by: eric miao <eric.miao@marvell.com> --- drivers/video/pxafb.c | 50 +++++++++++++++++++++++++----------------------- 1 files changed, 26 insertions(+), 24 deletions(-) diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c index 0031a5f..27d9fed 100644 --- a/drivers/video/pxafb.c +++ b/drivers/video/pxafb.c @@ -64,6 +64,9 @@ #define LCCR3_INVALID_CONFIG_MASK (LCCR3_HSP | LCCR3_VSP |\ LCCR3_PCD | LCCR3_BPP) +#define lcd_readl(f, off) __raw_readl((f)->mmio_base + (off)) +#define lcd_writel(f, off, v) __raw_writel((v), (f)->mmio_base + (off)) + static void (*pxafb_backlight_power)(int); static void (*pxafb_lcd_power)(int, struct fb_var_screeninfo *); @@ -684,8 +687,7 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, fbi->reg_lccr1 = new_regs.lccr1; fbi->reg_lccr2 = new_regs.lccr2; fbi->reg_lccr3 = new_regs.lccr3; - fbi->reg_lccr4 = __raw_readl(fbi->mmio_base + LCCR4) & - (~LCCR4_PAL_FOR_MASK); + fbi->reg_lccr4 = lcd_readl(fbi, LCCR4) & ~LCCR4_PAL_FOR_MASK; fbi->reg_lccr4 |= (fbi->lccr4 & LCCR4_PAL_FOR_MASK); set_hsync_time(fbi, pcd); local_irq_restore(flags); @@ -694,12 +696,12 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, * Only update the registers if the controller is enabled * and something has changed. */ - if ((__raw_readl(fbi->mmio_base + LCCR0) != fbi->reg_lccr0) || - (__raw_readl(fbi->mmio_base + LCCR1) != fbi->reg_lccr1) || - (__raw_readl(fbi->mmio_base + LCCR2) != fbi->reg_lccr2) || - (__raw_readl(fbi->mmio_base + LCCR3) != fbi->reg_lccr3) || - (__raw_readl(fbi->mmio_base + FDADR0) != fbi->fdadr[0]) || - (__raw_readl(fbi->mmio_base + FDADR1) != fbi->fdadr[1])) + if ((lcd_readl(fbi, LCCR0) != fbi->reg_lccr0) || + (lcd_readl(fbi, LCCR1) != fbi->reg_lccr1) || + (lcd_readl(fbi, LCCR2) != fbi->reg_lccr2) || + (lcd_readl(fbi, LCCR3) != fbi->reg_lccr3) || + (lcd_readl(fbi, FDADR0) != fbi->fdadr[0]) || + (lcd_readl(fbi, FDADR1) != fbi->fdadr[1])) pxafb_schedule_work(fbi, C_REENABLE); return 0; @@ -785,14 +787,14 @@ static void pxafb_enable_controller(struct pxafb_info *fbi) clk_enable(fbi->clk); /* Sequence from 11.7.10 */ - __raw_writel(fbi->reg_lccr3, fbi->mmio_base + LCCR3); - __raw_writel(fbi->reg_lccr2, fbi->mmio_base + LCCR2); - __raw_writel(fbi->reg_lccr1, fbi->mmio_base + LCCR1); - __raw_writel(fbi->reg_lccr0 & ~LCCR0_ENB, fbi->mmio_base + LCCR0); - - __raw_writel(fbi->fdadr[0], fbi->mmio_base + FDADR0); - __raw_writel(fbi->fdadr[1], fbi->mmio_base + FDADR1); - __raw_writel(fbi->reg_lccr0 | LCCR0_ENB, fbi->mmio_base + LCCR0); + lcd_writel(fbi, LCCR3, fbi->reg_lccr3); + lcd_writel(fbi, LCCR2, fbi->reg_lccr2); + lcd_writel(fbi, LCCR1, fbi->reg_lccr1); + lcd_writel(fbi, LCCR0, fbi->reg_lccr0 & ~LCCR0_ENB); + + lcd_writel(fbi, FDADR0, fbi->fdadr[0]); + lcd_writel(fbi, FDADR1, fbi->fdadr[1]); + lcd_writel(fbi, LCCR0, fbi->reg_lccr0 | LCCR0_ENB); } static void pxafb_disable_controller(struct pxafb_info *fbi) @@ -805,11 +807,11 @@ static void pxafb_disable_controller(struct pxafb_info *fbi) add_wait_queue(&fbi->ctrlr_wait, &wait); /* Clear LCD Status Register */ - __raw_writel(0xffffffff, fbi->mmio_base + LCSR); + lcd_writel(fbi, LCSR, 0xffffffff); - lccr0 = __raw_readl(fbi->mmio_base + LCCR0) & ~LCCR0_LDM; - __raw_writel(lccr0, fbi->mmio_base + LCCR0); - __raw_writel(lccr0 | LCCR0_DIS, fbi->mmio_base + LCCR0); + lccr0 = lcd_readl(fbi, LCCR0) & ~LCCR0_LDM; + lcd_writel(fbi, LCCR0, lccr0); + lcd_writel(fbi, LCCR0, lccr0 | LCCR0_DIS); schedule_timeout(200 * HZ / 1000); remove_wait_queue(&fbi->ctrlr_wait, &wait); @@ -824,15 +826,15 @@ static void pxafb_disable_controller(struct pxafb_info *fbi) static irqreturn_t pxafb_handle_irq(int irq, void *dev_id) { struct pxafb_info *fbi = dev_id; - unsigned int lccr0, lcsr = __raw_readl(fbi->mmio_base + LCSR); + unsigned int lccr0, lcsr = lcd_readl(fbi, LCSR); if (lcsr & LCSR_LDD) { - lccr0 = __raw_readl(fbi->mmio_base + LCCR0) | LCCR0_LDM; - __raw_writel(lccr0, fbi->mmio_base + LCCR0); + lccr0 = lcd_readl(fbi, LCCR0); + lcd_writel(fbi, LCCR0, lccr0 | LCCR0_LDM); wake_up(&fbi->ctrlr_wait); } - __raw_writel(lcsr, fbi->mmio_base + LCSR); + lcd_writel(fbi, LCSR, lcsr); return IRQ_HANDLED; } -- 1.5.4.3 -- Cheers - eric ^ permalink raw reply related [flat|nested] 6+ messages in thread
* Re: [PATCH 1/4] pxafb: introduce lcd_{read, write}l() to wrap the __raw_{read, write}l() 2008-04-08 4:03 ` [PATCH 1/4] pxafb: introduce lcd_{read,write}l() to wrap the __raw_{read,write}l() eric miao @ 2008-04-08 8:20 ` Andrew Morton -1 siblings, 0 replies; 6+ messages in thread From: Andrew Morton @ 2008-04-08 8:20 UTC (permalink / raw) To: eric miao Cc: Russell King - ARM Linux, linux-fbdev-devel, linux-arm-kernel email list, lkml On Tue, 8 Apr 2008 12:03:16 +0800 "eric miao" <eric.y.miao@gmail.com> wrote: > +#define lcd_readl(f, off) __raw_readl((f)->mmio_base + (off)) > +#define lcd_writel(f, off, v) __raw_writel((v), (f)->mmio_base + (off)) Please implement things like this in C. Probably inlined. Advantages: - C looks nicer - For some reason people are more likely to document their C than their macros - macros can sometimes reference their argument multiple times, causing bugs when they are passed experssions with side-effects. - C functions have typechecking - C functions (whether inlined or not) count as a reference to their argument, and can help to avoid unused-variable warnings. ------------------------------------------------------------------------- This SF.net email is sponsored by the 2008 JavaOne(SM) Conference Register now and save $200. Hurry, offer ends at 11:59 p.m., Monday, April 7! Use priority code J8TLD2. http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH 1/4] pxafb: introduce lcd_{read,write}l() to wrap the __raw_{read,write}l() @ 2008-04-08 8:20 ` Andrew Morton 0 siblings, 0 replies; 6+ messages in thread From: Andrew Morton @ 2008-04-08 8:20 UTC (permalink / raw) To: eric miao Cc: linux-arm-kernel email list, linux-fbdev-devel, lkml, Russell King - ARM Linux On Tue, 8 Apr 2008 12:03:16 +0800 "eric miao" <eric.y.miao@gmail.com> wrote: > +#define lcd_readl(f, off) __raw_readl((f)->mmio_base + (off)) > +#define lcd_writel(f, off, v) __raw_writel((v), (f)->mmio_base + (off)) Please implement things like this in C. Probably inlined. Advantages: - C looks nicer - For some reason people are more likely to document their C than their macros - macros can sometimes reference their argument multiple times, causing bugs when they are passed experssions with side-effects. - C functions have typechecking - C functions (whether inlined or not) count as a reference to their argument, and can help to avoid unused-variable warnings. ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH 1/4] pxafb: introduce lcd_{read, write}l() to wrap the __raw_{read, write}l() 2008-04-08 8:20 ` [PATCH 1/4] pxafb: introduce lcd_{read,write}l() to wrap the __raw_{read,write}l() Andrew Morton @ 2008-04-08 10:13 ` eric miao -1 siblings, 0 replies; 6+ messages in thread From: eric miao @ 2008-04-08 10:13 UTC (permalink / raw) To: Andrew Morton Cc: Russell King - ARM Linux, linux-fbdev-devel, linux-arm-kernel email list, lkml [-- Attachment #1: Type: text/plain, Size: 5778 bytes --] Updated, sorry for the mailer I'm using (gmail web interface), I also attach the patch hereby: From f4d383f836fc0ccee2669836b0355b60a4d4e88a Mon Sep 17 00:00:00 2001 From: Eric Miao <eric.miao@marvell.com> Date: Thu, 27 Mar 2008 09:28:32 +0800 Subject: [PATCH] pxafb: introduce lcd_{read,write}l() to wrap the __raw_{read,write}l() using __raw_{read,write}l() everywhere looks messy, introduce lcd_{read,write}l() to get this cleaned up a bit Signed-off-by: eric miao <eric.miao@marvell.com> --- drivers/video/pxafb.c | 59 +++++++++++++++++++++++++++++-------------------- 1 files changed, 35 insertions(+), 24 deletions(-) diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c index 0031a5f..4175617 100644 --- a/drivers/video/pxafb.c +++ b/drivers/video/pxafb.c @@ -71,6 +71,18 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, struct pxafb_info *); static void set_ctrlr_state(struct pxafb_info *fbi, u_int state); +static inline unsigned long +lcd_readl(struct pxafb_info *fbi, unsigned int off) +{ + return __raw_readl(fbi->mmio_base + off); +} + +static inline void +lcd_writel(struct pxafb_info *fbi, unsigned int off, unsigned long val) +{ + __raw_writel(val, fbi->mmio_base + off); +} + static inline void pxafb_schedule_work(struct pxafb_info *fbi, u_int state) { unsigned long flags; @@ -684,8 +696,7 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, fbi->reg_lccr1 = new_regs.lccr1; fbi->reg_lccr2 = new_regs.lccr2; fbi->reg_lccr3 = new_regs.lccr3; - fbi->reg_lccr4 = __raw_readl(fbi->mmio_base + LCCR4) & - (~LCCR4_PAL_FOR_MASK); + fbi->reg_lccr4 = lcd_readl(fbi, LCCR4) & ~LCCR4_PAL_FOR_MASK; fbi->reg_lccr4 |= (fbi->lccr4 & LCCR4_PAL_FOR_MASK); set_hsync_time(fbi, pcd); local_irq_restore(flags); @@ -694,12 +705,12 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, * Only update the registers if the controller is enabled * and something has changed. */ - if ((__raw_readl(fbi->mmio_base + LCCR0) != fbi->reg_lccr0) || - (__raw_readl(fbi->mmio_base + LCCR1) != fbi->reg_lccr1) || - (__raw_readl(fbi->mmio_base + LCCR2) != fbi->reg_lccr2) || - (__raw_readl(fbi->mmio_base + LCCR3) != fbi->reg_lccr3) || - (__raw_readl(fbi->mmio_base + FDADR0) != fbi->fdadr[0]) || - (__raw_readl(fbi->mmio_base + FDADR1) != fbi->fdadr[1])) + if ((lcd_readl(fbi, LCCR0) != fbi->reg_lccr0) || + (lcd_readl(fbi, LCCR1) != fbi->reg_lccr1) || + (lcd_readl(fbi, LCCR2) != fbi->reg_lccr2) || + (lcd_readl(fbi, LCCR3) != fbi->reg_lccr3) || + (lcd_readl(fbi, FDADR0) != fbi->fdadr[0]) || + (lcd_readl(fbi, FDADR1) != fbi->fdadr[1])) pxafb_schedule_work(fbi, C_REENABLE); return 0; @@ -785,14 +796,14 @@ static void pxafb_enable_controller(struct pxafb_info *fbi) clk_enable(fbi->clk); /* Sequence from 11.7.10 */ - __raw_writel(fbi->reg_lccr3, fbi->mmio_base + LCCR3); - __raw_writel(fbi->reg_lccr2, fbi->mmio_base + LCCR2); - __raw_writel(fbi->reg_lccr1, fbi->mmio_base + LCCR1); - __raw_writel(fbi->reg_lccr0 & ~LCCR0_ENB, fbi->mmio_base + LCCR0); - - __raw_writel(fbi->fdadr[0], fbi->mmio_base + FDADR0); - __raw_writel(fbi->fdadr[1], fbi->mmio_base + FDADR1); - __raw_writel(fbi->reg_lccr0 | LCCR0_ENB, fbi->mmio_base + LCCR0); + lcd_writel(fbi, LCCR3, fbi->reg_lccr3); + lcd_writel(fbi, LCCR2, fbi->reg_lccr2); + lcd_writel(fbi, LCCR1, fbi->reg_lccr1); + lcd_writel(fbi, LCCR0, fbi->reg_lccr0 & ~LCCR0_ENB); + + lcd_writel(fbi, FDADR0, fbi->fdadr[0]); + lcd_writel(fbi, FDADR1, fbi->fdadr[1]); + lcd_writel(fbi, LCCR0, fbi->reg_lccr0 | LCCR0_ENB); } static void pxafb_disable_controller(struct pxafb_info *fbi) @@ -805,11 +816,11 @@ static void pxafb_disable_controller(struct pxafb_info *fbi) add_wait_queue(&fbi->ctrlr_wait, &wait); /* Clear LCD Status Register */ - __raw_writel(0xffffffff, fbi->mmio_base + LCSR); + lcd_writel(fbi, LCSR, 0xffffffff); - lccr0 = __raw_readl(fbi->mmio_base + LCCR0) & ~LCCR0_LDM; - __raw_writel(lccr0, fbi->mmio_base + LCCR0); - __raw_writel(lccr0 | LCCR0_DIS, fbi->mmio_base + LCCR0); + lccr0 = lcd_readl(fbi, LCCR0) & ~LCCR0_LDM; + lcd_writel(fbi, LCCR0, lccr0); + lcd_writel(fbi, LCCR0, lccr0 | LCCR0_DIS); schedule_timeout(200 * HZ / 1000); remove_wait_queue(&fbi->ctrlr_wait, &wait); @@ -824,15 +835,15 @@ static void pxafb_disable_controller(struct pxafb_info *fbi) static irqreturn_t pxafb_handle_irq(int irq, void *dev_id) { struct pxafb_info *fbi = dev_id; - unsigned int lccr0, lcsr = __raw_readl(fbi->mmio_base + LCSR); + unsigned int lccr0, lcsr = lcd_readl(fbi, LCSR); if (lcsr & LCSR_LDD) { - lccr0 = __raw_readl(fbi->mmio_base + LCCR0) | LCCR0_LDM; - __raw_writel(lccr0, fbi->mmio_base + LCCR0); + lccr0 = lcd_readl(fbi, LCCR0); + lcd_writel(fbi, LCCR0, lccr0 | LCCR0_LDM); wake_up(&fbi->ctrlr_wait); } - __raw_writel(lcsr, fbi->mmio_base + LCSR); + lcd_writel(fbi, LCSR, lcsr); return IRQ_HANDLED; } -- 1.5.4.3 On Tue, Apr 8, 2008 at 4:20 PM, Andrew Morton <akpm@linux-foundation.org> wrote: > On Tue, 8 Apr 2008 12:03:16 +0800 "eric miao" <eric.y.miao@gmail.com> wrote: > > > +#define lcd_readl(f, off) __raw_readl((f)->mmio_base + (off)) > > +#define lcd_writel(f, off, v) __raw_writel((v), (f)->mmio_base + (off)) > > Please implement things like this in C. Probably inlined. > > Advantages: > > - C looks nicer > > - For some reason people are more likely to document their C than their macros > > - macros can sometimes reference their argument multiple times, causing > bugs when they are passed experssions with side-effects. > > - C functions have typechecking > > - C functions (whether inlined or not) count as a reference to their > argument, and can help to avoid unused-variable warnings. > > > -- Cheers - eric [-- Warning: decoded text below may be mangled, UTF-8 assumed --] [-- Attachment #2: 0001-pxafb-introduce-lcd_-read-write-l-to-wrap-the-__r.patch --] [-- Type: text/x-diff; name=0001-pxafb-introduce-lcd_-read-write-l-to-wrap-the-__r.patch, Size: 4848 bytes --] From f4d383f836fc0ccee2669836b0355b60a4d4e88a Mon Sep 17 00:00:00 2001 From: Eric Miao <eric.miao@marvell.com> Date: Thu, 27 Mar 2008 09:28:32 +0800 Subject: [PATCH] pxafb: introduce lcd_{read,write}l() to wrap the __raw_{read,write}l() using __raw_{read,write}l() everywhere looks messy, introduce lcd_{read,write}l() to get this cleaned up a bit Signed-off-by: eric miao <eric.miao@marvell.com> --- drivers/video/pxafb.c | 59 +++++++++++++++++++++++++++++-------------------- 1 files changed, 35 insertions(+), 24 deletions(-) diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c index 0031a5f..4175617 100644 --- a/drivers/video/pxafb.c +++ b/drivers/video/pxafb.c @@ -71,6 +71,18 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, struct pxafb_info *); static void set_ctrlr_state(struct pxafb_info *fbi, u_int state); +static inline unsigned long +lcd_readl(struct pxafb_info *fbi, unsigned int off) +{ + return __raw_readl(fbi->mmio_base + off); +} + +static inline void +lcd_writel(struct pxafb_info *fbi, unsigned int off, unsigned long val) +{ + __raw_writel(val, fbi->mmio_base + off); +} + static inline void pxafb_schedule_work(struct pxafb_info *fbi, u_int state) { unsigned long flags; @@ -684,8 +696,7 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, fbi->reg_lccr1 = new_regs.lccr1; fbi->reg_lccr2 = new_regs.lccr2; fbi->reg_lccr3 = new_regs.lccr3; - fbi->reg_lccr4 = __raw_readl(fbi->mmio_base + LCCR4) & - (~LCCR4_PAL_FOR_MASK); + fbi->reg_lccr4 = lcd_readl(fbi, LCCR4) & ~LCCR4_PAL_FOR_MASK; fbi->reg_lccr4 |= (fbi->lccr4 & LCCR4_PAL_FOR_MASK); set_hsync_time(fbi, pcd); local_irq_restore(flags); @@ -694,12 +705,12 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, * Only update the registers if the controller is enabled * and something has changed. */ - if ((__raw_readl(fbi->mmio_base + LCCR0) != fbi->reg_lccr0) || - (__raw_readl(fbi->mmio_base + LCCR1) != fbi->reg_lccr1) || - (__raw_readl(fbi->mmio_base + LCCR2) != fbi->reg_lccr2) || - (__raw_readl(fbi->mmio_base + LCCR3) != fbi->reg_lccr3) || - (__raw_readl(fbi->mmio_base + FDADR0) != fbi->fdadr[0]) || - (__raw_readl(fbi->mmio_base + FDADR1) != fbi->fdadr[1])) + if ((lcd_readl(fbi, LCCR0) != fbi->reg_lccr0) || + (lcd_readl(fbi, LCCR1) != fbi->reg_lccr1) || + (lcd_readl(fbi, LCCR2) != fbi->reg_lccr2) || + (lcd_readl(fbi, LCCR3) != fbi->reg_lccr3) || + (lcd_readl(fbi, FDADR0) != fbi->fdadr[0]) || + (lcd_readl(fbi, FDADR1) != fbi->fdadr[1])) pxafb_schedule_work(fbi, C_REENABLE); return 0; @@ -785,14 +796,14 @@ static void pxafb_enable_controller(struct pxafb_info *fbi) clk_enable(fbi->clk); /* Sequence from 11.7.10 */ - __raw_writel(fbi->reg_lccr3, fbi->mmio_base + LCCR3); - __raw_writel(fbi->reg_lccr2, fbi->mmio_base + LCCR2); - __raw_writel(fbi->reg_lccr1, fbi->mmio_base + LCCR1); - __raw_writel(fbi->reg_lccr0 & ~LCCR0_ENB, fbi->mmio_base + LCCR0); - - __raw_writel(fbi->fdadr[0], fbi->mmio_base + FDADR0); - __raw_writel(fbi->fdadr[1], fbi->mmio_base + FDADR1); - __raw_writel(fbi->reg_lccr0 | LCCR0_ENB, fbi->mmio_base + LCCR0); + lcd_writel(fbi, LCCR3, fbi->reg_lccr3); + lcd_writel(fbi, LCCR2, fbi->reg_lccr2); + lcd_writel(fbi, LCCR1, fbi->reg_lccr1); + lcd_writel(fbi, LCCR0, fbi->reg_lccr0 & ~LCCR0_ENB); + + lcd_writel(fbi, FDADR0, fbi->fdadr[0]); + lcd_writel(fbi, FDADR1, fbi->fdadr[1]); + lcd_writel(fbi, LCCR0, fbi->reg_lccr0 | LCCR0_ENB); } static void pxafb_disable_controller(struct pxafb_info *fbi) @@ -805,11 +816,11 @@ static void pxafb_disable_controller(struct pxafb_info *fbi) add_wait_queue(&fbi->ctrlr_wait, &wait); /* Clear LCD Status Register */ - __raw_writel(0xffffffff, fbi->mmio_base + LCSR); + lcd_writel(fbi, LCSR, 0xffffffff); - lccr0 = __raw_readl(fbi->mmio_base + LCCR0) & ~LCCR0_LDM; - __raw_writel(lccr0, fbi->mmio_base + LCCR0); - __raw_writel(lccr0 | LCCR0_DIS, fbi->mmio_base + LCCR0); + lccr0 = lcd_readl(fbi, LCCR0) & ~LCCR0_LDM; + lcd_writel(fbi, LCCR0, lccr0); + lcd_writel(fbi, LCCR0, lccr0 | LCCR0_DIS); schedule_timeout(200 * HZ / 1000); remove_wait_queue(&fbi->ctrlr_wait, &wait); @@ -824,15 +835,15 @@ static void pxafb_disable_controller(struct pxafb_info *fbi) static irqreturn_t pxafb_handle_irq(int irq, void *dev_id) { struct pxafb_info *fbi = dev_id; - unsigned int lccr0, lcsr = __raw_readl(fbi->mmio_base + LCSR); + unsigned int lccr0, lcsr = lcd_readl(fbi, LCSR); if (lcsr & LCSR_LDD) { - lccr0 = __raw_readl(fbi->mmio_base + LCCR0) | LCCR0_LDM; - __raw_writel(lccr0, fbi->mmio_base + LCCR0); + lccr0 = lcd_readl(fbi, LCCR0); + lcd_writel(fbi, LCCR0, lccr0 | LCCR0_LDM); wake_up(&fbi->ctrlr_wait); } - __raw_writel(lcsr, fbi->mmio_base + LCSR); + lcd_writel(fbi, LCSR, lcsr); return IRQ_HANDLED; } -- 1.5.4.3 [-- Attachment #3: Type: text/plain, Size: 325 bytes --] ------------------------------------------------------------------------- This SF.net email is sponsored by the 2008 JavaOne(SM) Conference Register now and save $200. Hurry, offer ends at 11:59 p.m., Monday, April 7! Use priority code J8TLD2. http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone [-- Attachment #4: Type: text/plain, Size: 182 bytes --] _______________________________________________ Linux-fbdev-devel mailing list Linux-fbdev-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-fbdev-devel ^ permalink raw reply related [flat|nested] 6+ messages in thread
* Re: [PATCH 1/4] pxafb: introduce lcd_{read,write}l() to wrap the __raw_{read,write}l() @ 2008-04-08 10:13 ` eric miao 0 siblings, 0 replies; 6+ messages in thread From: eric miao @ 2008-04-08 10:13 UTC (permalink / raw) To: Andrew Morton Cc: linux-arm-kernel email list, linux-fbdev-devel, lkml, Russell King - ARM Linux [-- Attachment #1: Type: text/plain, Size: 5779 bytes --] Updated, sorry for the mailer I'm using (gmail web interface), I also attach the patch hereby: >From f4d383f836fc0ccee2669836b0355b60a4d4e88a Mon Sep 17 00:00:00 2001 From: Eric Miao <eric.miao@marvell.com> Date: Thu, 27 Mar 2008 09:28:32 +0800 Subject: [PATCH] pxafb: introduce lcd_{read,write}l() to wrap the __raw_{read,write}l() using __raw_{read,write}l() everywhere looks messy, introduce lcd_{read,write}l() to get this cleaned up a bit Signed-off-by: eric miao <eric.miao@marvell.com> --- drivers/video/pxafb.c | 59 +++++++++++++++++++++++++++++-------------------- 1 files changed, 35 insertions(+), 24 deletions(-) diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c index 0031a5f..4175617 100644 --- a/drivers/video/pxafb.c +++ b/drivers/video/pxafb.c @@ -71,6 +71,18 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, struct pxafb_info *); static void set_ctrlr_state(struct pxafb_info *fbi, u_int state); +static inline unsigned long +lcd_readl(struct pxafb_info *fbi, unsigned int off) +{ + return __raw_readl(fbi->mmio_base + off); +} + +static inline void +lcd_writel(struct pxafb_info *fbi, unsigned int off, unsigned long val) +{ + __raw_writel(val, fbi->mmio_base + off); +} + static inline void pxafb_schedule_work(struct pxafb_info *fbi, u_int state) { unsigned long flags; @@ -684,8 +696,7 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, fbi->reg_lccr1 = new_regs.lccr1; fbi->reg_lccr2 = new_regs.lccr2; fbi->reg_lccr3 = new_regs.lccr3; - fbi->reg_lccr4 = __raw_readl(fbi->mmio_base + LCCR4) & - (~LCCR4_PAL_FOR_MASK); + fbi->reg_lccr4 = lcd_readl(fbi, LCCR4) & ~LCCR4_PAL_FOR_MASK; fbi->reg_lccr4 |= (fbi->lccr4 & LCCR4_PAL_FOR_MASK); set_hsync_time(fbi, pcd); local_irq_restore(flags); @@ -694,12 +705,12 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, * Only update the registers if the controller is enabled * and something has changed. */ - if ((__raw_readl(fbi->mmio_base + LCCR0) != fbi->reg_lccr0) || - (__raw_readl(fbi->mmio_base + LCCR1) != fbi->reg_lccr1) || - (__raw_readl(fbi->mmio_base + LCCR2) != fbi->reg_lccr2) || - (__raw_readl(fbi->mmio_base + LCCR3) != fbi->reg_lccr3) || - (__raw_readl(fbi->mmio_base + FDADR0) != fbi->fdadr[0]) || - (__raw_readl(fbi->mmio_base + FDADR1) != fbi->fdadr[1])) + if ((lcd_readl(fbi, LCCR0) != fbi->reg_lccr0) || + (lcd_readl(fbi, LCCR1) != fbi->reg_lccr1) || + (lcd_readl(fbi, LCCR2) != fbi->reg_lccr2) || + (lcd_readl(fbi, LCCR3) != fbi->reg_lccr3) || + (lcd_readl(fbi, FDADR0) != fbi->fdadr[0]) || + (lcd_readl(fbi, FDADR1) != fbi->fdadr[1])) pxafb_schedule_work(fbi, C_REENABLE); return 0; @@ -785,14 +796,14 @@ static void pxafb_enable_controller(struct pxafb_info *fbi) clk_enable(fbi->clk); /* Sequence from 11.7.10 */ - __raw_writel(fbi->reg_lccr3, fbi->mmio_base + LCCR3); - __raw_writel(fbi->reg_lccr2, fbi->mmio_base + LCCR2); - __raw_writel(fbi->reg_lccr1, fbi->mmio_base + LCCR1); - __raw_writel(fbi->reg_lccr0 & ~LCCR0_ENB, fbi->mmio_base + LCCR0); - - __raw_writel(fbi->fdadr[0], fbi->mmio_base + FDADR0); - __raw_writel(fbi->fdadr[1], fbi->mmio_base + FDADR1); - __raw_writel(fbi->reg_lccr0 | LCCR0_ENB, fbi->mmio_base + LCCR0); + lcd_writel(fbi, LCCR3, fbi->reg_lccr3); + lcd_writel(fbi, LCCR2, fbi->reg_lccr2); + lcd_writel(fbi, LCCR1, fbi->reg_lccr1); + lcd_writel(fbi, LCCR0, fbi->reg_lccr0 & ~LCCR0_ENB); + + lcd_writel(fbi, FDADR0, fbi->fdadr[0]); + lcd_writel(fbi, FDADR1, fbi->fdadr[1]); + lcd_writel(fbi, LCCR0, fbi->reg_lccr0 | LCCR0_ENB); } static void pxafb_disable_controller(struct pxafb_info *fbi) @@ -805,11 +816,11 @@ static void pxafb_disable_controller(struct pxafb_info *fbi) add_wait_queue(&fbi->ctrlr_wait, &wait); /* Clear LCD Status Register */ - __raw_writel(0xffffffff, fbi->mmio_base + LCSR); + lcd_writel(fbi, LCSR, 0xffffffff); - lccr0 = __raw_readl(fbi->mmio_base + LCCR0) & ~LCCR0_LDM; - __raw_writel(lccr0, fbi->mmio_base + LCCR0); - __raw_writel(lccr0 | LCCR0_DIS, fbi->mmio_base + LCCR0); + lccr0 = lcd_readl(fbi, LCCR0) & ~LCCR0_LDM; + lcd_writel(fbi, LCCR0, lccr0); + lcd_writel(fbi, LCCR0, lccr0 | LCCR0_DIS); schedule_timeout(200 * HZ / 1000); remove_wait_queue(&fbi->ctrlr_wait, &wait); @@ -824,15 +835,15 @@ static void pxafb_disable_controller(struct pxafb_info *fbi) static irqreturn_t pxafb_handle_irq(int irq, void *dev_id) { struct pxafb_info *fbi = dev_id; - unsigned int lccr0, lcsr = __raw_readl(fbi->mmio_base + LCSR); + unsigned int lccr0, lcsr = lcd_readl(fbi, LCSR); if (lcsr & LCSR_LDD) { - lccr0 = __raw_readl(fbi->mmio_base + LCCR0) | LCCR0_LDM; - __raw_writel(lccr0, fbi->mmio_base + LCCR0); + lccr0 = lcd_readl(fbi, LCCR0); + lcd_writel(fbi, LCCR0, lccr0 | LCCR0_LDM); wake_up(&fbi->ctrlr_wait); } - __raw_writel(lcsr, fbi->mmio_base + LCSR); + lcd_writel(fbi, LCSR, lcsr); return IRQ_HANDLED; } -- 1.5.4.3 On Tue, Apr 8, 2008 at 4:20 PM, Andrew Morton <akpm@linux-foundation.org> wrote: > On Tue, 8 Apr 2008 12:03:16 +0800 "eric miao" <eric.y.miao@gmail.com> wrote: > > > +#define lcd_readl(f, off) __raw_readl((f)->mmio_base + (off)) > > +#define lcd_writel(f, off, v) __raw_writel((v), (f)->mmio_base + (off)) > > Please implement things like this in C. Probably inlined. > > Advantages: > > - C looks nicer > > - For some reason people are more likely to document their C than their macros > > - macros can sometimes reference their argument multiple times, causing > bugs when they are passed experssions with side-effects. > > - C functions have typechecking > > - C functions (whether inlined or not) count as a reference to their > argument, and can help to avoid unused-variable warnings. > > > -- Cheers - eric [-- Warning: decoded text below may be mangled, UTF-8 assumed --] [-- Attachment #2: 0001-pxafb-introduce-lcd_-read-write-l-to-wrap-the-__r.patch --] [-- Type: text/x-diff; name=0001-pxafb-introduce-lcd_-read-write-l-to-wrap-the-__r.patch, Size: 4848 bytes --] From f4d383f836fc0ccee2669836b0355b60a4d4e88a Mon Sep 17 00:00:00 2001 From: Eric Miao <eric.miao@marvell.com> Date: Thu, 27 Mar 2008 09:28:32 +0800 Subject: [PATCH] pxafb: introduce lcd_{read,write}l() to wrap the __raw_{read,write}l() using __raw_{read,write}l() everywhere looks messy, introduce lcd_{read,write}l() to get this cleaned up a bit Signed-off-by: eric miao <eric.miao@marvell.com> --- drivers/video/pxafb.c | 59 +++++++++++++++++++++++++++++-------------------- 1 files changed, 35 insertions(+), 24 deletions(-) diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c index 0031a5f..4175617 100644 --- a/drivers/video/pxafb.c +++ b/drivers/video/pxafb.c @@ -71,6 +71,18 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, struct pxafb_info *); static void set_ctrlr_state(struct pxafb_info *fbi, u_int state); +static inline unsigned long +lcd_readl(struct pxafb_info *fbi, unsigned int off) +{ + return __raw_readl(fbi->mmio_base + off); +} + +static inline void +lcd_writel(struct pxafb_info *fbi, unsigned int off, unsigned long val) +{ + __raw_writel(val, fbi->mmio_base + off); +} + static inline void pxafb_schedule_work(struct pxafb_info *fbi, u_int state) { unsigned long flags; @@ -684,8 +696,7 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, fbi->reg_lccr1 = new_regs.lccr1; fbi->reg_lccr2 = new_regs.lccr2; fbi->reg_lccr3 = new_regs.lccr3; - fbi->reg_lccr4 = __raw_readl(fbi->mmio_base + LCCR4) & - (~LCCR4_PAL_FOR_MASK); + fbi->reg_lccr4 = lcd_readl(fbi, LCCR4) & ~LCCR4_PAL_FOR_MASK; fbi->reg_lccr4 |= (fbi->lccr4 & LCCR4_PAL_FOR_MASK); set_hsync_time(fbi, pcd); local_irq_restore(flags); @@ -694,12 +705,12 @@ static int pxafb_activate_var(struct fb_var_screeninfo *var, * Only update the registers if the controller is enabled * and something has changed. */ - if ((__raw_readl(fbi->mmio_base + LCCR0) != fbi->reg_lccr0) || - (__raw_readl(fbi->mmio_base + LCCR1) != fbi->reg_lccr1) || - (__raw_readl(fbi->mmio_base + LCCR2) != fbi->reg_lccr2) || - (__raw_readl(fbi->mmio_base + LCCR3) != fbi->reg_lccr3) || - (__raw_readl(fbi->mmio_base + FDADR0) != fbi->fdadr[0]) || - (__raw_readl(fbi->mmio_base + FDADR1) != fbi->fdadr[1])) + if ((lcd_readl(fbi, LCCR0) != fbi->reg_lccr0) || + (lcd_readl(fbi, LCCR1) != fbi->reg_lccr1) || + (lcd_readl(fbi, LCCR2) != fbi->reg_lccr2) || + (lcd_readl(fbi, LCCR3) != fbi->reg_lccr3) || + (lcd_readl(fbi, FDADR0) != fbi->fdadr[0]) || + (lcd_readl(fbi, FDADR1) != fbi->fdadr[1])) pxafb_schedule_work(fbi, C_REENABLE); return 0; @@ -785,14 +796,14 @@ static void pxafb_enable_controller(struct pxafb_info *fbi) clk_enable(fbi->clk); /* Sequence from 11.7.10 */ - __raw_writel(fbi->reg_lccr3, fbi->mmio_base + LCCR3); - __raw_writel(fbi->reg_lccr2, fbi->mmio_base + LCCR2); - __raw_writel(fbi->reg_lccr1, fbi->mmio_base + LCCR1); - __raw_writel(fbi->reg_lccr0 & ~LCCR0_ENB, fbi->mmio_base + LCCR0); - - __raw_writel(fbi->fdadr[0], fbi->mmio_base + FDADR0); - __raw_writel(fbi->fdadr[1], fbi->mmio_base + FDADR1); - __raw_writel(fbi->reg_lccr0 | LCCR0_ENB, fbi->mmio_base + LCCR0); + lcd_writel(fbi, LCCR3, fbi->reg_lccr3); + lcd_writel(fbi, LCCR2, fbi->reg_lccr2); + lcd_writel(fbi, LCCR1, fbi->reg_lccr1); + lcd_writel(fbi, LCCR0, fbi->reg_lccr0 & ~LCCR0_ENB); + + lcd_writel(fbi, FDADR0, fbi->fdadr[0]); + lcd_writel(fbi, FDADR1, fbi->fdadr[1]); + lcd_writel(fbi, LCCR0, fbi->reg_lccr0 | LCCR0_ENB); } static void pxafb_disable_controller(struct pxafb_info *fbi) @@ -805,11 +816,11 @@ static void pxafb_disable_controller(struct pxafb_info *fbi) add_wait_queue(&fbi->ctrlr_wait, &wait); /* Clear LCD Status Register */ - __raw_writel(0xffffffff, fbi->mmio_base + LCSR); + lcd_writel(fbi, LCSR, 0xffffffff); - lccr0 = __raw_readl(fbi->mmio_base + LCCR0) & ~LCCR0_LDM; - __raw_writel(lccr0, fbi->mmio_base + LCCR0); - __raw_writel(lccr0 | LCCR0_DIS, fbi->mmio_base + LCCR0); + lccr0 = lcd_readl(fbi, LCCR0) & ~LCCR0_LDM; + lcd_writel(fbi, LCCR0, lccr0); + lcd_writel(fbi, LCCR0, lccr0 | LCCR0_DIS); schedule_timeout(200 * HZ / 1000); remove_wait_queue(&fbi->ctrlr_wait, &wait); @@ -824,15 +835,15 @@ static void pxafb_disable_controller(struct pxafb_info *fbi) static irqreturn_t pxafb_handle_irq(int irq, void *dev_id) { struct pxafb_info *fbi = dev_id; - unsigned int lccr0, lcsr = __raw_readl(fbi->mmio_base + LCSR); + unsigned int lccr0, lcsr = lcd_readl(fbi, LCSR); if (lcsr & LCSR_LDD) { - lccr0 = __raw_readl(fbi->mmio_base + LCCR0) | LCCR0_LDM; - __raw_writel(lccr0, fbi->mmio_base + LCCR0); + lccr0 = lcd_readl(fbi, LCCR0); + lcd_writel(fbi, LCCR0, lccr0 | LCCR0_LDM); wake_up(&fbi->ctrlr_wait); } - __raw_writel(lcsr, fbi->mmio_base + LCSR); + lcd_writel(fbi, LCSR, lcsr); return IRQ_HANDLED; } -- 1.5.4.3 ^ permalink raw reply related [flat|nested] 6+ messages in thread
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2008-04-08 4:03 [PATCH 1/4] pxafb: introduce lcd_{read, write}l() to wrap the __raw_{read, write}l() eric miao
2008-04-08 4:03 ` [PATCH 1/4] pxafb: introduce lcd_{read,write}l() to wrap the __raw_{read,write}l() eric miao
2008-04-08 8:20 ` [PATCH 1/4] pxafb: introduce lcd_{read, write}l() to wrap the __raw_{read, write}l() Andrew Morton
2008-04-08 8:20 ` [PATCH 1/4] pxafb: introduce lcd_{read,write}l() to wrap the __raw_{read,write}l() Andrew Morton
2008-04-08 10:13 ` [PATCH 1/4] pxafb: introduce lcd_{read, write}l() to wrap the __raw_{read, write}l() eric miao
2008-04-08 10:13 ` [PATCH 1/4] pxafb: introduce lcd_{read,write}l() to wrap the __raw_{read,write}l() eric miao
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