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* [PATCH 03/20] fbcon: Convert struct font_desc to use ISO C initializers
@ 2007-08-26 13:57 Antonino A. Daplas
  2007-08-27  7:11 ` Geert Uytterhoeven
  0 siblings, 1 reply; 2+ messages in thread
From: Antonino A. Daplas @ 2007-08-26 13:57 UTC (permalink / raw)
  To: Andrew Morton; +Cc: Linux Fbdev development list, Ralf Baechle

From: Ralf Baechle <ralf@linux-mips.org>

Akpm's patch "newport_con warning fix" got me to look at the console
drivers again and one thing that I noticed was that none of the fonts
was using ISO initializers for it's fonts.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Antonino Daplas <adaplas@gmail.com>
---

 drivers/video/backlight/cr_bllcd.c     |  146 ++++++++++++++++++++++++++++++--
 drivers/video/console/font_10x18.c     |   14 ++-
 drivers/video/console/font_6x11.c      |   13 ++-
 drivers/video/console/font_7x14.c      |   12 +--
 drivers/video/console/font_8x16.c      |   12 +--
 drivers/video/console/font_8x8.c       |   12 +--
 drivers/video/console/font_acorn_8x8.c |   14 ++-
 drivers/video/console/font_mini_4x6.c  |   12 +--
 drivers/video/console/font_pearl_8x8.c |   12 +--
 drivers/video/console/font_sun12x22.c  |   14 ++-
 drivers/video/console/font_sun8x16.c   |   14 ++-
 11 files changed, 201 insertions(+), 74 deletions(-)

diff --git a/drivers/video/backlight/cr_bllcd.c b/drivers/video/backlight/cr_bllcd.c
index 92e201e..96f2307 100644
--- a/drivers/video/backlight/cr_bllcd.c
+++ b/drivers/video/backlight/cr_bllcd.c
@@ -25,6 +25,7 @@
  * Authors:
  *   Thomas Hellstrom <thomas-at-tungstengraphics-dot-com>
  *   Alan Hourihane <alanh-at-tungstengraphics-dot-com>
+ *   Michel Dänzer <michel-at-tungstengraphics-dot-com>
  */
 
 #include <linux/module.h>
@@ -38,6 +39,8 @@ #include <linux/lcd.h>
 #include <linux/pci.h>
 #include <asm/uaccess.h>
 
+#define MODULE_NAME "cr_bllcd"
+
 /* The LVDS- and panel power controls sits on the
  * GPIO port of the ISA bridge.
  */
@@ -51,19 +54,25 @@ #define CRVML_LVDS_ON       0x00000001
 #define CRVML_PANEL_ON      0x00000002
 #define CRVML_BACKLIGHT_OFF 0x00000004
 
-/* The PLL Clock register sits on Host bridge */
-#define CRVML_DEVICE_MCH   0x5001
-#define CRVML_REG_MCHBAR   0x44
-#define CRVML_REG_MCHEN    0x54
-#define CRVML_MCHEN_BIT    (1 << 28)
-#define CRVML_MCHMAP_SIZE  4096
-#define CRVML_REG_CLOCK    0xc3c
-#define CRVML_CLOCK_SHIFT  8
-#define CRVML_CLOCK_MASK   0x00000f00
-
 static struct pci_dev *lpc_dev;
 static u32 gpio_bar;
 
+#ifdef CONFIG_PM
+
+#define NUM_LPC_EXTRA_CONFIG_SPACE 45
+static int lpc_saved_config_space[NUM_LPC_EXTRA_CONFIG_SPACE];
+
+#define CRVML_REG_RCBABAR   0xF0
+#define CRVML_RCBAEN_BIT    (1 << 0)
+#define CRVML_RCBAMAP_SIZE  16384
+static u32 rcba_bar;
+static void __iomem *rcba_regs_base;
+
+#define REGSAVE_SIZE (CRVML_RCBAMAP_SIZE + 4)
+static u32 *regsave;
+
+#endif /* CONFIG_PM */
+
 struct cr_panel {
 	struct backlight_device *cr_backlight_device;
 	struct lcd_device *cr_lcd_device;
@@ -169,6 +178,94 @@ static struct lcd_ops cr_lcd_ops = {
 	.set_power = cr_lcd_set_power,
 };
 
+#ifdef CONFIG_PM
+
+static int cr_backlight_suspend(struct platform_device *pdev,
+				pm_message_t state)
+{
+	int i;
+	int reg;
+	int saveidx = 0;
+
+	printk(KERN_DEBUG MODULE_NAME ": suspending to state: %d\n",
+	       state.event);
+
+	regsave = kmalloc(REGSAVE_SIZE, GFP_ATOMIC);
+
+	if (!regsave) {
+		printk(KERN_ERR MODULE_NAME
+		       ": Could not allocate %d bytes for saving registers\n",
+		       REGSAVE_SIZE);
+		return -ENOMEM;
+	}
+
+	/* Save registers and config space */
+
+	regsave[saveidx++] = inl(gpio_bar + CRVML_PANEL_PORT);
+
+	for (reg = 0; reg < CRVML_RCBAMAP_SIZE; reg += 4)
+		regsave[saveidx++] = ioread32(rcba_regs_base + reg);
+
+	pci_save_state(lpc_dev);
+	for (i = 0; i < NUM_LPC_EXTRA_CONFIG_SPACE; i++)
+		pci_read_config_dword(lpc_dev, (i + 16) * 4,
+				      &lpc_saved_config_space[i]);
+	pci_disable_device(lpc_dev);
+	pci_set_power_state(lpc_dev, pci_choose_state(lpc_dev, state));
+
+	pdev->dev.power.power_state = state;
+
+	return 0;
+}
+
+static int cr_backlight_resume(struct platform_device *pdev)
+{
+	int i;
+	int reg;
+	int val;
+	int restoreidx = 0;
+
+	if (pdev->dev.power.power_state.event == PM_EVENT_ON)
+		return 0;
+
+	pci_set_power_state(lpc_dev, PCI_D0);
+	pci_restore_state(lpc_dev);
+	for (i = 0; i < NUM_LPC_EXTRA_CONFIG_SPACE; i++) {
+		if (i == 0x70 / 4)
+			continue;
+
+		pci_read_config_dword(lpc_dev, (i + 16) * 4, &val);
+		if (val != lpc_saved_config_space[i]) {
+			printk(KERN_DEBUG MODULE_NAME ": Writing back config "
+			       "space on device %s at offset %x (was %x, "
+			       "writing %x)\n", pci_name(lpc_dev), (i + 16),
+			       val, lpc_saved_config_space[i]);
+			pci_write_config_dword(lpc_dev, (i + 16) * 4,
+					       lpc_saved_config_space[i]);
+		}
+	}
+	if (pci_enable_device(lpc_dev))
+		return -1;
+
+	outl(regsave[restoreidx++], gpio_bar + CRVML_PANEL_PORT);
+
+	for (reg = 0; reg < CRVML_RCBAMAP_SIZE; reg += 4)
+		iowrite32(regsave[restoreidx++], rcba_regs_base + reg);
+
+	/* Flush posted writes */
+	ioread32(rcba_regs_base);
+
+	kfree(regsave);
+
+	pdev->dev.power.power_state = PMSG_ON;
+
+	printk(KERN_DEBUG MODULE_NAME ": resumed\n");
+
+	return 0;
+}
+
+#endif /* CONFIG_PM */
+
 static int cr_backlight_probe(struct platform_device *pdev)
 {
 	struct backlight_device *bdp;
@@ -228,6 +325,26 @@ static int cr_backlight_probe(struct pla
 
 	platform_set_drvdata(pdev, crp);
 
+#ifdef CONFIG_PM
+	pci_read_config_dword(lpc_dev, CRVML_REG_RCBABAR, &rcba_bar);
+
+	if (!(rcba_bar & CRVML_RCBAEN_BIT)) {
+		printk(KERN_ERR MODULE_NAME
+		       ": Carillo Ranch LPC device RCBA BAR was not enabled\n");
+		pci_dev_put(lpc_dev);
+		return -ENODEV;
+	}
+
+	rcba_regs_base =
+	    ioremap_nocache(rcba_bar, CRVML_RCBAMAP_SIZE);
+	if (!rcba_regs_base) {
+		printk(KERN_ERR MODULE_NAME
+		       ": Could not map Carillo Ranch RCBA BAR\n");
+		pci_dev_put(lpc_dev);
+		return -ENODEV;
+	}
+#endif /* CONFIG_PM */
+
 	return 0;
 }
 
@@ -241,6 +358,11 @@ static int cr_backlight_remove(struct pl
 	cr_lcd_set_power(crp->cr_lcd_device, FB_BLANK_POWERDOWN);
 	backlight_device_unregister(crp->cr_backlight_device);
 	lcd_device_unregister(crp->cr_lcd_device);
+	platform_set_drvdata(pdev, NULL);
+#ifdef CONFIG_PM
+	iounmap(rcba_regs_base);
+#endif
+	kfree(crp);
 	pci_dev_put(lpc_dev);
 
 	return 0;
@@ -252,6 +374,10 @@ static struct platform_driver cr_backlig
 	.driver = {
 		   .name = "cr_backlight",
 		   },
+#ifdef CONFIG_PM
+	.suspend = cr_backlight_suspend,
+	.resume = cr_backlight_resume,
+#endif
 };
 
 static struct platform_device *crp;
diff --git a/drivers/video/console/font_10x18.c b/drivers/video/console/font_10x18.c
index e6aa0ea..6be72bb 100644
--- a/drivers/video/console/font_10x18.c
+++ b/drivers/video/console/font_10x18.c
@@ -5133,14 +5133,14 @@ static const unsigned char fontdata_10x1
 
 
 const struct font_desc font_10x18 = {
-	FONT10x18_IDX,
-	"10x18",
-	10,
-	18,
-	fontdata_10x18,
+	.idx	= FONT10x18_IDX,
+	.name	= "10x18",
+	.width	= 10,
+	.height	= 18,
+	.data	= fontdata_10x18,
 #ifdef __sparc__
-	5
+	.pref	= 5,
 #else
-	-1
+	.pref	= -1,
 #endif
 };
diff --git a/drivers/video/console/font_6x11.c b/drivers/video/console/font_6x11.c
index 89976cd..46e86e6 100644
--- a/drivers/video/console/font_6x11.c
+++ b/drivers/video/console/font_6x11.c
@@ -3342,10 +3342,11 @@ static const unsigned char fontdata_6x11
 
 
 const struct font_desc font_vga_6x11 = {
-	VGA6x11_IDX,
-	"ProFont6x11",
-	6,
-	11,
-	fontdata_6x11,
-	-2000	/* Try avoiding this font if possible unless on MAC */
+	.idx	= VGA6x11_IDX,
+	.name	= "ProFont6x11",
+	.width	= 6,
+	.height	= 11,
+	.data	= fontdata_6x11,
+	/* Try avoiding this font if possible unless on MAC */
+	.pref	= -2000,
 };
diff --git a/drivers/video/console/font_7x14.c b/drivers/video/console/font_7x14.c
index bbf1166..3b7dbf9 100644
--- a/drivers/video/console/font_7x14.c
+++ b/drivers/video/console/font_7x14.c
@@ -4109,10 +4109,10 @@ static const unsigned char fontdata_7x14
 
 
 const struct font_desc font_7x14 = {
-	FONT7x14_IDX,
-	"7x14",
-	7,
-	14,
-	fontdata_7x14,
-	0
+	.idx	= FONT7x14_IDX,
+	.name	= "7x14",
+	.width	= 7,
+	.height	= 14,
+	.data	= fontdata_7x14,
+	.pref	= 0,
 };
diff --git a/drivers/video/console/font_8x16.c b/drivers/video/console/font_8x16.c
index 74fe86f..a9f35b4 100644
--- a/drivers/video/console/font_8x16.c
+++ b/drivers/video/console/font_8x16.c
@@ -4622,10 +4622,10 @@ static const unsigned char fontdata_8x16
 
 
 const struct font_desc font_vga_8x16 = {
-	VGA8x16_IDX,
-	"VGA8x16",
-	8,
-	16,
-	fontdata_8x16,
-	0
+	.idx	= VGA8x16_IDX,
+	.name	= "VGA8x16",
+	.width	= 8,
+	.height	= 16,
+	.data	= fontdata_8x16,
+	.pref	= 0,
 };
diff --git a/drivers/video/console/font_8x8.c b/drivers/video/console/font_8x8.c
index 26199f8..9f56efe 100644
--- a/drivers/video/console/font_8x8.c
+++ b/drivers/video/console/font_8x8.c
@@ -2574,10 +2574,10 @@ static const unsigned char fontdata_8x8[
 
 
 const struct font_desc font_vga_8x8 = {
-	VGA8x8_IDX,
-	"VGA8x8",
-	8,
-	8,
-	fontdata_8x8,
-	0
+	.idx	= VGA8x8_IDX,
+	.name	= "VGA8x8",
+	.width	= 8,
+	.height	= 8,
+	.data	= fontdata_8x8,
+	.pref	= 0,
 };
diff --git a/drivers/video/console/font_acorn_8x8.c b/drivers/video/console/font_acorn_8x8.c
index 40f3d4e..639e31a 100644
--- a/drivers/video/console/font_acorn_8x8.c
+++ b/drivers/video/console/font_acorn_8x8.c
@@ -262,14 +262,14 @@ static const unsigned char acorndata_8x8
 };
 
 const struct font_desc font_acorn_8x8 = {
-	ACORN8x8_IDX,
-	"Acorn8x8",
-	8,
-	8,
-	acorndata_8x8,
+	.idx	= ACORN8x8_IDX,
+	.name	= "Acorn8x8",
+	.width	= 8,
+	.height	= 8,
+	.data	= acorndata_8x8,
 #ifdef CONFIG_ARCH_ACORN
-	20
+	.pref	= 20,
 #else
-	0
+	.pref	= 0,
 #endif
 };
diff --git a/drivers/video/console/font_mini_4x6.c b/drivers/video/console/font_mini_4x6.c
index d818234..a19a7f3 100644
--- a/drivers/video/console/font_mini_4x6.c
+++ b/drivers/video/console/font_mini_4x6.c
@@ -2148,11 +2148,11 @@ static const unsigned char fontdata_mini
 };
 
 const struct font_desc font_mini_4x6 = {
-	MINI4x6_IDX,
-	"MINI4x6",
-	4,
-	6,
-	fontdata_mini_4x6,
-	3
+	.idx	= MINI4x6_IDX,
+	.name	= "MINI4x6",
+	.width	= 4,
+	.height	= 6,
+	.data	= fontdata_mini_4x6,
+	.pref	= 3,
 };
 
diff --git a/drivers/video/console/font_pearl_8x8.c b/drivers/video/console/font_pearl_8x8.c
index e646c88..dc6ad53 100644
--- a/drivers/video/console/font_pearl_8x8.c
+++ b/drivers/video/console/font_pearl_8x8.c
@@ -2578,10 +2578,10 @@ static const unsigned char fontdata_pear
 };
 
 const struct font_desc font_pearl_8x8 = {
-	PEARL8x8_IDX,
-	"PEARL8x8",
-	8,
-	8,
-	fontdata_pearl8x8,
-	2
+	.idx	= PEARL8x8_IDX,
+	.name	= "PEARL8x8",
+	.width	= 8,
+	.height	= 8,
+	.data	= fontdata_pearl8x8,
+	.pref	= 2,
 };
diff --git a/drivers/video/console/font_sun12x22.c b/drivers/video/console/font_sun12x22.c
index ab5eb93..d364385 100644
--- a/drivers/video/console/font_sun12x22.c
+++ b/drivers/video/console/font_sun12x22.c
@@ -6152,14 +6152,14 @@ static const unsigned char fontdata_sun1
 
 
 const struct font_desc font_sun_12x22 = {
-	SUN12x22_IDX,
-	"SUN12x22",
-	12,
-	22,
-	fontdata_sun12x22,
+	.idx	= SUN12x22_IDX,
+	.name	= "SUN12x22",
+	.width	= 12,
+	.height	= 22,
+	.data	= fontdata_sun12x22,
 #ifdef __sparc__
-	5
+	.pref	= 5,
 #else
-	-1
+	.pref	= -1,
 #endif
 };
diff --git a/drivers/video/console/font_sun8x16.c b/drivers/video/console/font_sun8x16.c
index 41f910f..5abf290 100644
--- a/drivers/video/console/font_sun8x16.c
+++ b/drivers/video/console/font_sun8x16.c
@@ -262,14 +262,14 @@ static const unsigned char fontdata_sun8
 };
 
 const struct font_desc font_sun_8x16 = {
-	SUN8x16_IDX,
-	"SUN8x16",
-	8,
-	16,
-	fontdata_sun8x16,
+	.idx	= SUN8x16_IDX,
+	.name	= "SUN8x16",
+	.width	= 8,
+	.height	= 16,
+	.data	= fontdata_sun8x16,
 #ifdef __sparc__
-	10
+	.pref	= 10,
 #else
-	-1
+	.pref	= -1,
 #endif
 };


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^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH 03/20] fbcon: Convert struct font_desc to use ISO C initializers
  2007-08-26 13:57 [PATCH 03/20] fbcon: Convert struct font_desc to use ISO C initializers Antonino A. Daplas
@ 2007-08-27  7:11 ` Geert Uytterhoeven
  0 siblings, 0 replies; 2+ messages in thread
From: Geert Uytterhoeven @ 2007-08-27  7:11 UTC (permalink / raw)
  To: Linux Fbdev development list; +Cc: Andrew Morton, Ralf Baechle

[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #1: Type: TEXT/PLAIN; charset=UTF-8, Size: 3237 bytes --]

On Sun, 26 Aug 2007, Antonino A. Daplas wrote:
> From: Ralf Baechle <ralf@linux-mips.org>
> 
> Akpm's patch "newport_con warning fix" got me to look at the console
> drivers again and one thing that I noticed was that none of the fonts
> was using ISO initializers for it's fonts.
> 
> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
> Signed-off-by: Antonino Daplas <adaplas@gmail.com>

> diff --git a/drivers/video/backlight/cr_bllcd.c b/drivers/video/backlight/cr_bllcd.c
> index 92e201e..96f2307 100644
> --- a/drivers/video/backlight/cr_bllcd.c
> +++ b/drivers/video/backlight/cr_bllcd.c
> @@ -25,6 +25,7 @@
>   * Authors:
>   *   Thomas Hellstrom <thomas-at-tungstengraphics-dot-com>
>   *   Alan Hourihane <alanh-at-tungstengraphics-dot-com>
> + *   Michel Dänzer <michel-at-tungstengraphics-dot-com>
>   */
>  
>  #include <linux/module.h>
> @@ -38,6 +39,8 @@ #include <linux/lcd.h>
>  #include <linux/pci.h>
>  #include <asm/uaccess.h>
>  
> +#define MODULE_NAME "cr_bllcd"
> +
>  /* The LVDS- and panel power controls sits on the
>   * GPIO port of the ISA bridge.
>   */
> @@ -51,19 +54,25 @@ #define CRVML_LVDS_ON       0x00000001
>  #define CRVML_PANEL_ON      0x00000002
>  #define CRVML_BACKLIGHT_OFF 0x00000004
>  
> -/* The PLL Clock register sits on Host bridge */
> -#define CRVML_DEVICE_MCH   0x5001
> -#define CRVML_REG_MCHBAR   0x44
> -#define CRVML_REG_MCHEN    0x54
> -#define CRVML_MCHEN_BIT    (1 << 28)
> -#define CRVML_MCHMAP_SIZE  4096
> -#define CRVML_REG_CLOCK    0xc3c
> -#define CRVML_CLOCK_SHIFT  8
> -#define CRVML_CLOCK_MASK   0x00000f00
> -
>  static struct pci_dev *lpc_dev;
>  static u32 gpio_bar;
>  
> +#ifdef CONFIG_PM
> +
> +#define NUM_LPC_EXTRA_CONFIG_SPACE 45
> +static int lpc_saved_config_space[NUM_LPC_EXTRA_CONFIG_SPACE];
> +
> +#define CRVML_REG_RCBABAR   0xF0
> +#define CRVML_RCBAEN_BIT    (1 << 0)
> +#define CRVML_RCBAMAP_SIZE  16384
> +static u32 rcba_bar;
> +static void __iomem *rcba_regs_base;
> +
> +#define REGSAVE_SIZE (CRVML_RCBAMAP_SIZE + 4)
> +static u32 *regsave;
> +
> +#endif /* CONFIG_PM */
> +
>  struct cr_panel {
>  	struct backlight_device *cr_backlight_device;
>  	struct lcd_device *cr_lcd_device;

Doesn't look like C99 initializer conversions...

> diff --git a/drivers/video/console/font_10x18.c b/drivers/video/console/font_10x18.c
> index e6aa0ea..6be72bb 100644
> --- a/drivers/video/console/font_10x18.c
> +++ b/drivers/video/console/font_10x18.c
> @@ -5133,14 +5133,14 @@ static const unsigned char fontdata_10x1
>  
>  
>  const struct font_desc font_10x18 = {
> -	FONT10x18_IDX,
> -	"10x18",
> -	10,
> -	18,
> -	fontdata_10x18,
> +	.idx	= FONT10x18_IDX,
> +	.name	= "10x18",
> +	.width	= 10,
> +	.height	= 18,
> +	.data	= fontdata_10x18,
>  #ifdef __sparc__
> -	5
> +	.pref	= 5,
>  #else
> -	-1
> +	.pref	= -1,
>  #endif
>  };

This does.

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds

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