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Commit 8b107cbb authored by Sylvain Meyer's avatar Sylvain Meyer Committed by Linus Torvalds
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[PATCH] fbdev: intelfb code cleanup 

- fix problems in the  __iomem annotation
- remove builtinmodes.c
- remove INTEL_*_PARAM and use module_param instead
- remove intelfb_find_mode() and associated functions and use generic
  fb_find_mode() instead
- trivial documentation fix
Signed-off-by: default avatarSylvain Meyer <sylvain.meyer@worldonline.fr>
Acked-by: default avatar"Antonino A. Daplas" <adaplas@hotpop.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 7656570e
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Showing with 112 additions and 486 deletions
drivers/video/intelfb/builtinmodes.c deleted 100644 → 0
View file @ 7656570e
/*
* THIS FILE IS AUTOMATICALLY GENERATED BY fbmode.pl -- DO NOT EDIT
*/
static struct fb_videomode modedb[] = {
{
/* 640x350 @ 85 Hz, 37.9 kHz hsync */
"640x350@85", 85, 640, 350, 31746, 96, 32, 60, 32, 64, 3,
FB_SYNC_HOR_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 640x400 @ 85 Hz, 37.9 kHz hsync */
"640x400@85", 85, 640, 400, 31746, 96, 32, 41, 1, 64, 3,
FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 720x400 @ 85 Hz, 37.9 kHz hsync */
"720x400@85", 85, 720, 400, 28169, 108, 36, 42, 1, 72, 3,
FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 640x480 @ 60 Hz, 31.5 kHz hsync */
"640x480@60", 60, 640, 480, 39683, 48, 16, 33, 10, 96, 2,
0, FB_VMODE_NONINTERLACED
},
{
/* 640x480 @ 73 Hz, 37.9 kHz hsync */
"640x480@73", 73, 640, 480, 31746, 128, 24, 29, 9, 40, 2,
0, FB_VMODE_NONINTERLACED
},
{
/* 640x480 @ 75 Hz, 37.5 kHz hsync */
"640x480@75", 75, 640, 480, 31746, 120, 16, 16, 1, 64, 3,
0, FB_VMODE_NONINTERLACED
},
{
/* 640x480 @ 85 Hz, 43.3 kHz hsync */
"640x480@85", 85, 640, 480, 27778, 80, 56, 25, 1, 56, 3,
0, FB_VMODE_NONINTERLACED
},
{
/* 800x600 @ 56 Hz, 35.2 kHz hsync */
"800x600@56", 56, 800, 600, 27778, 128, 24, 22, 1, 72, 2,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 800x600 @ 60 Hz, 37.9 kHz hsync */
"800x600@60", 60, 800, 600, 25000, 88, 40, 23, 1, 128, 4,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 800x600 @ 72 Hz, 48.1 kHz hsync */
"800x600@72", 72, 800, 600, 20000, 64, 56, 23, 37, 120, 6,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 800x600 @ 75 Hz, 46.9 kHz hsync */
"800x600@75", 75, 800, 600, 20202, 160, 16, 21, 1, 80, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 800x600 @ 85 Hz, 53.7 kHz hsync */
"800x600@85", 85, 800, 600, 17762, 152, 32, 27, 1, 64, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1024x768 @ 60 Hz, 48.4 kHz hsync */
"1024x768@60", 60, 1024, 768, 15385, 160, 24, 29, 3, 136, 6,
0, FB_VMODE_NONINTERLACED
},
{
/* 1024x768 @ 70 Hz, 56.5 kHz hsync */
"1024x768@70", 70, 1024, 768, 13333, 144, 24, 29, 3, 136, 6,
0, FB_VMODE_NONINTERLACED
},
{
/* 1024x768 @ 75 Hz, 60.1 kHz hsync */
"1024x768@75", 75, 1024, 768, 12690, 176, 16, 28, 1, 96, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1024x768 @ 85 Hz, 68.7 kHz hsync */
"1024x768@85", 85, 1024, 768, 10582, 208, 48, 36, 1, 96, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1152x864 @ 75 Hz, 67.5 kHz hsync */
"1152x864@75", 75, 1152, 864, 9259, 256, 64, 32, 1, 128, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1280x960 @ 60 Hz, 60.0 kHz hsync */
"1280x960@60", 60, 1280, 960, 9259, 312, 96, 36, 1, 112, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1280x960 @ 85 Hz, 85.9 kHz hsync */
"1280x960@85", 85, 1280, 960, 6734, 224, 64, 47, 1, 160, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1280x1024 @ 60 Hz, 64.0 kHz hsync */
"1280x1024@60", 60, 1280, 1024, 9259, 248, 48, 38, 1, 112, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1280x1024 @ 75 Hz, 80.0 kHz hsync */
"1280x1024@75", 75, 1280, 1024, 7407, 248, 16, 38, 1, 144, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1280x1024 @ 85 Hz, 91.1 kHz hsync */
"1280x1024@85", 85, 1280, 1024, 6349, 224, 64, 44, 1, 160, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1600x1200 @ 60 Hz, 75.0 kHz hsync */
"1600x1200@60", 60, 1600, 1200, 6173, 304, 64, 46, 1, 192, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1600x1200 @ 65 Hz, 81.2 kHz hsync */
"1600x1200@65", 65, 1600, 1200, 5698, 304, 64, 46, 1, 192, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1600x1200 @ 70 Hz, 87.5 kHz hsync */
"1600x1200@70", 70, 1600, 1200, 5291, 304, 64, 46, 1, 192, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1600x1200 @ 75 Hz, 93.8 kHz hsync */
"1600x1200@75", 75, 1600, 1200, 4938, 304, 64, 46, 1, 192, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1600x1200 @ 85 Hz, 106.2 kHz hsync */
"1600x1200@85", 85, 1600, 1200, 4357, 304, 64, 46, 1, 192, 3,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1792x1344 @ 60 Hz, 83.7 kHz hsync */
"1792x1344@60", 60, 1792, 1344, 4883, 328, 128, 46, 1, 200, 3,
FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1792x1344 @ 75 Hz, 106.3 kHz hsync */
"1792x1344@75", 75, 1792, 1344, 3831, 352, 96, 69, 1, 216, 3,
FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1856x1392 @ 60 Hz, 86.4 kHz hsync */
"1856x1392@60", 60, 1856, 1392, 4581, 352, 96, 43, 1, 224, 3,
FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1856x1392 @ 75 Hz, 112.5 kHz hsync */
"1856x1392@75", 75, 1856, 1392, 3472, 352, 128, 104, 1, 224, 3,
FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1920x1440 @ 60 Hz, 90.0 kHz hsync */
"1920x1440@60", 60, 1920, 1440, 4274, 344, 128, 56, 1, 208, 3,
FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1920x1440 @ 75 Hz, 112.5 kHz hsync */
"1920x1440@75", 75, 1920, 1440, 3367, 352, 144, 56, 1, 224, 3,
FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 832x624 @ 75 Hz, 49.7 kHz hsync */
"832x624@75", 75, 832, 624, 17457, 224, 32, 39, 1, 64, 3,
0, FB_VMODE_NONINTERLACED
},
{
/* 1152x768 @ 55 Hz, 44.2 kHz hsync */
"1152x768@55", 55, 1152, 768, 15386, 158, 26, 29, 3, 136, 6,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1400x1050 @ 60 Hz, 64.9 kHz hsync */
"1400x1050@60", 60, 1400, 1050, 8197, 240, 88, 18, 2, 152, 12,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1400x1050 @ 75 Hz, 81.5 kHz hsync */
"1400x1050@75", 75, 1400, 1050, 6418, 128, 64, 26, 2, 320, 12,
FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 1600x1024 @ 60 Hz, 64.0 kHz hsync */
"1600x1024@60", 60, 1600, 1024, 9354, 30, 20, 37, 3, 20, 3,
0, FB_VMODE_NONINTERLACED
},
{
/* 1920x1440 @ 85 Hz, 128.5 kHz hsync */
"1920x1440@85", 85, 1920, 1440, 2930, 368, 152, 68, 1, 216, 3,
FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 2048x1536 @ 60 Hz, 95.3 kHz hsync */
"2048x1536@60", 60, 2048, 1536, 3746, 376, 152, 49, 1, 224, 3,
FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 2048x1536 @ 75 Hz, 120.2 kHz hsync */
"2048x1536@75", 75, 2048, 1536, 2937, 392, 168, 63, 1, 224, 3,
FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
},
{
/* 2048x1536 @ 85 Hz, 137.0 kHz hsync */
"2048x1536@85", 85, 2048, 1536, 2577, 392, 168, 72, 1, 224, 3,
FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED
}
};
static int num_modes = sizeof(modedb) / sizeof(modedb[0]);
#define DFLT_MODE 3
drivers/video/intelfb/intelfb.h
View file @ 8b107cbb
......@@ -8,7 +8,7 @@
/*** Version/name ***/
#define INTELFB_VERSION "0.9.0"
#define INTELFB_VERSION "0.9.1"
#define INTELFB_MODULE_NAME "intelfb"
#define SUPPORTED_CHIPSETS "830M/845G/852GM/855GM/865G"
......@@ -35,14 +35,6 @@
#define ALLOCATE_FOR_PANNING 1
#endif
#ifndef BAILOUT_EARLY
#define BAILOUT_EARLY 0
#endif
#ifndef TEST_MODE_TO_HW
#define TEST_MODE_TO_HW 0
#endif
#ifndef PREFERRED_MODE
#define PREFERRED_MODE "1024x768-16@60"
#endif
......@@ -94,21 +86,10 @@
/* get commonly used pointers */
#define GET_DINFO(info) (info)->par
/* module parameters */
#define INTELFB_INT_PARAM(name, default, desc) \
static int name = default; \
module_param(name, int, default); \
MODULE_PARM_DESC(name, desc);
#define INTELFB_STR_PARAM(name, default, desc) \
static char *name = (char *) default; \
module_param(name, charp, default); \
MODULE_PARM_DESC(name, desc);
/* misc macros */
#define TEXT_ACCEL(d, v) \
((d)->accel && (d)->ring_active && \
((v)->accel_flags & FB_ACCELF_TEXT))
#define ACCEL(d, i) \
((d)->accel && !(d)->ring_lockup && \
((i)->var.accel_flags & FB_ACCELF_TEXT))
/*#define NOACCEL_CHIPSET(d) \
((d)->chipset != INTEL_865G)*/
......@@ -205,7 +186,7 @@ struct intelfb_hwstate {
struct intelfb_heap_data {
u32 physical;
u32 __iomem *virtual;
u8 __iomem *virtual;
u32 offset; // in GATT pages
u32 size; // in bytes
};
......@@ -234,13 +215,13 @@ struct intelfb_info {
/* mmio regs */
u32 mmio_base_phys;
u32 __iomem *mmio_base;
u8 __iomem *mmio_base;
/* fb start offset (in bytes) */
u32 fb_start;
/* ring buffer */
u32 __iomem *ring_head;
u8 __iomem *ring_head;
u32 ring_tail;
u32 ring_tail_mask;
u32 ring_space;
......
drivers/video/intelfb/intelfbdrv.c
View file @ 8b107cbb
......@@ -87,10 +87,13 @@
* 09/2004 - Version 0.9.0 - by Sylvain Meyer
* Port to linux 2.6 kernel fbdev
* Fix HW accel and HW cursor on i845G
* Add TV-Out functionality (tested with a ch7011 tv encoder)
* Use of agpgart for fb memory reservation
* Add mtrr support
*
* 10/2004 - Version 0.9.1
* Use module_param instead of old MODULE_PARM
* Some cleanup
*
* TODO:
*
*
......@@ -130,10 +133,6 @@
#include "intelfbdrv.h"
#include "intelfbhw.h"
#include "builtinmodes.c"
#define FB_ACCEL_I830 42
/*
* Limiting the class to PCI_CLASS_DISPLAY_VGA prevents function 1 of the
* mobile chipsets from being registered.
......@@ -187,18 +186,38 @@ MODULE_DESCRIPTION(
MODULE_LICENSE("Dual BSD/GPL");
MODULE_DEVICE_TABLE(pci, intelfb_pci_table);
INTELFB_INT_PARAM(accel, 1, "Enable console acceleration");
INTELFB_INT_PARAM(hwcursor, 1, "Enable HW cursor");
INTELFB_INT_PARAM(mtrr, 1, "Enable MTRR support");
INTELFB_INT_PARAM(fixed, 0, "Disable mode switching");
INTELFB_INT_PARAM(noinit, 0, "Don't initialise graphics mode when loading");
INTELFB_INT_PARAM(noregister, 0, "Don't register, just probe and exit (debug)");
INTELFB_INT_PARAM(probeonly, 0, "Do a minimal probe (debug)");
INTELFB_INT_PARAM(idonly, 0,
"Just identify without doing anything else (debug)");
INTELFB_INT_PARAM(bailearly, 0, "Bail out early, depending on value (debug)");
INTELFB_STR_PARAM(mode, 0,
"Initial video mode \"<xres>x<yres>[-<depth>][@<refresh>]\"");
static int accel = 1;
static int hwcursor = 1;
static int mtrr = 1;
static int fixed = 0;
static int noinit = 0;
static int noregister = 0;
static int probeonly = 0;
static int idonly = 0;
static int bailearly = 0;
static char *mode = NULL;
module_param(accel, bool, S_IRUGO);
MODULE_PARM_DESC(accel, "Enable console acceleration");
module_param(hwcursor, bool, S_IRUGO);
MODULE_PARM_DESC(hwcursor, "Enable HW cursor");
module_param(mtrr, bool, S_IRUGO);
MODULE_PARM_DESC(mtrr, "Enable MTRR support");
module_param(fixed, bool, S_IRUGO);
MODULE_PARM_DESC(fixed, "Disable mode switching");
module_param(noinit, bool, 0);
MODULE_PARM_DESC(noinit, "Don't initialise graphics mode when loading");
module_param(noregister, bool, 0);
MODULE_PARM_DESC(noregister, "Don't register, just probe and exit (debug)");
module_param(probeonly, bool, 0);
MODULE_PARM_DESC(probeonly, "Do a minimal probe (debug)");
module_param(idonly, bool, 0);
MODULE_PARM_DESC(idonly, "Just identify without doing anything else (debug)");
module_param(bailearly, bool, 0);
MODULE_PARM_DESC(bailearly, "Bail out early, depending on value (debug)");
module_param(mode, charp, S_IRUGO);
MODULE_PARM_DESC(mode,
"Initial video mode \"<xres>x<yres>[-<depth>][@<refresh>]\"");
/***************************************************************
* modules entry points *
***************************************************************/
......@@ -224,7 +243,6 @@ intelfb_init(void)
if (fb_get_options("intelfb", &option))
return -ENODEV;
intelfb_setup(option);
#endif
return pci_module_init(&intelfb_driver);
......@@ -239,7 +257,6 @@ intelfb_exit(void)
#ifndef MODULE
#define OPT_EQUAL(opt, name) (!strncmp(opt, name, strlen(name)))
#define OPT_INTVAL(opt, name) simple_strtoul(opt + strlen(name), NULL, 0)
#define OPT_STRVAL(opt, name) (opt + strlen(name))
static __inline__ char *
......@@ -282,19 +299,6 @@ get_opt_bool(const char *this_opt, const char *name, int *ret)
return 1;
}
static __inline__ int
get_opt_int(const char *this_opt, const char *name, int *ret)
{
if (!ret)
return 0;
if (!OPT_EQUAL(this_opt, name))
return 0;
*ret = OPT_INTVAL(this_opt, name);
return 1;
}
int __init
intelfb_setup(char *options)
{
......@@ -510,7 +514,7 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent)
}
/* Map the fb and MMIO regions */
dinfo->aperture.virtual = (u32 __iomem *)ioremap_nocache
dinfo->aperture.virtual = (u8 __iomem *)ioremap_nocache
(dinfo->aperture.physical, dinfo->aperture.size);
if (!dinfo->aperture.virtual) {
ERR_MSG("Cannot remap FB region.\n");
......@@ -518,7 +522,7 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent)
return -ENODEV;
}
dinfo->mmio_base =
(u32 __iomem *)ioremap_nocache(dinfo->mmio_base_phys,
(u8 __iomem *)ioremap_nocache(dinfo->mmio_base_phys,
INTEL_REG_SIZE);
if (!dinfo->mmio_base) {
ERR_MSG("Cannot remap MMIO region.\n");
......@@ -759,27 +763,6 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent)
if (bailearly == 18)
bailout(dinfo);
#if TEST_MODE_TO_HW
{
struct intelfb_hwstate hw;
struct fb_var_screeninfo var;
int i;
for (i = 0; i < num_modes; i++) {
mode_to_var(&modedb[i], &var, 8);
intelfbhw_read_hw_state(dinfo, &hw, 0);
if (intelfbhw_mode_to_hw(dinfo, &hw, &var)) {
DBG_MSG("Failed to set hw for mode %dx%d\n",
var.xres, var.yres);
} else {
DBG_MSG("HW state for mode %dx%d\n",
var.xres, var.yres);
intelfbhw_print_hw_state(dinfo, &hw);
}
}
}
#endif
/* Cursor initialisation */
if (dinfo->hwcursor) {
intelfbhw_cursor_init(dinfo);
......@@ -835,79 +818,7 @@ intelfb_pci_unregister(struct pci_dev *pdev)
* helper functions *
***************************************************************/
/*
* A simplified version of fb_find_mode. The latter doesn't seem to work
* too well -- haven't figured out why yet.
*/
static int
intelfb_find_mode(struct fb_var_screeninfo *var,
struct fb_info *info, const char *mode_option,
const struct fb_videomode *db, unsigned int dbsize,
const struct fb_videomode *default_mode,
unsigned int default_bpp)
{
int i;
char mname[20] = "", tmp[20] = "", *p, *q;
unsigned int bpp = 0;
DBG_MSG("intelfb_find_mode\n");
/* Set up defaults */
if (!db) {
db = modedb;
dbsize = sizeof(modedb) / sizeof(*modedb);
}
if (!default_bpp)
default_bpp = 16;
var->activate = FB_ACTIVATE_TEST;
if (mode_option && *mode_option) {
if (strlen(mode_option) < sizeof(tmp) - 1) {
strcat(tmp, mode_option);
q = tmp;
p = strsep(&q, "-");
strcat(mname, p);
if (q) {
p = strsep(&q, "@");
bpp = simple_strtoul(p, NULL, 10);
if (q) {
strcat(mname, "@");
strcat(mname, q);
}
}
}
if (!bpp)
bpp = default_bpp;
DBG_MSG("Mode is %s, bpp %d\n", mname, bpp);
}
if (*mname) {
for (i = 0; i < dbsize; i++) {
if (!strncmp(db[i].name, mname, strlen(mname))) {
mode_to_var(&db[i], var, bpp);
if (!intelfb_check_var(var, info))
return 1;
}
}
}
if (!default_mode)
return 0;
mode_to_var(default_mode, var, default_bpp);
if (!intelfb_check_var(var, info))
return 3;
for (i = 0; i < dbsize; i++) {
mode_to_var(&db[i], var, default_bpp);
if (!intelfb_check_var(var, info))
return 4;
}
return 0;
}
int
int __inline__
intelfb_var_to_depth(const struct fb_var_screeninfo *var)
{
DBG_MSG("intelfb_var_to_depth: bpp: %d, green.length is %d\n",
......@@ -923,7 +834,23 @@ intelfb_var_to_depth(const struct fb_var_screeninfo *var)
}
}
static void
static __inline__ int
var_to_refresh(const struct fb_var_screeninfo *var)
{
int xtot = var->xres + var->left_margin + var->right_margin +
var->hsync_len;
int ytot = var->yres + var->upper_margin + var->lower_margin +
var->vsync_len;
return (1000000000 / var->pixclock * 1000 + 500) / xtot / ytot;
}
/***************************************************************
* Various intialisation functions *
***************************************************************/
static void __devinit
get_initial_mode(struct intelfb_info *dinfo)
{
struct fb_var_screeninfo *var;
......@@ -940,16 +867,6 @@ get_initial_mode(struct intelfb_info *dinfo)
memset(var, 0, sizeof(*var));
var->xres = screen_info.lfb_width;
var->yres = screen_info.lfb_height;
var->xres_virtual = var->xres;
#if ALLOCATE_FOR_PANNING
/* Allow use of half of the video ram for panning */
var->yres_virtual =
dinfo->initial_video_ram / 2 / dinfo->initial_pitch;
if (var->yres_virtual < var->yres)
var->yres_virtual = var->yres;
#else
var->yres_virtual = var->yres;
#endif
var->bits_per_pixel = screen_info.lfb_depth;
switch (screen_info.lfb_depth) {
case 15:
......@@ -1001,84 +918,29 @@ get_initial_mode(struct intelfb_info *dinfo)
}
}
/* Convert a mode to a var, also making the bpp a supported value. */
static void
mode_to_var(const struct fb_videomode *mode, struct fb_var_screeninfo *var,
u32 bpp)
{
if (!mode || !var)
return;
var->xres = mode->xres;
var->yres = mode->yres;
var->xres_virtual = mode->xres;
var->yres_virtual = mode->yres;
var->xoffset = 0;
var->yoffset = 0;
if (bpp <= 8)
var->bits_per_pixel = 8;
else if (bpp <= 16) {
if (bpp == 16)
var->green.length = 6;
var->bits_per_pixel = 16;
} else if (bpp <= 32)
var->bits_per_pixel = 32;
else {
WRN_MSG("var_to_mode: bad bpp: %d\n", bpp);
var->bits_per_pixel = bpp;
}
var->pixclock = mode->pixclock;
var->left_margin = mode->left_margin;
var->right_margin = mode->right_margin;
var->upper_margin = mode->upper_margin;
var->lower_margin = mode->lower_margin;
var->hsync_len = mode->hsync_len;
var->vsync_len = mode->vsync_len;
var->sync = mode->sync;
var->vmode = mode->vmode;
var->width = -1;
var->height = -1;
}
static __inline__ int
var_to_refresh(const struct fb_var_screeninfo *var)
{
int xtot = var->xres + var->left_margin + var->right_margin +
var->hsync_len;
int ytot = var->yres + var->upper_margin + var->lower_margin +
var->vsync_len;
return (1000000000 / var->pixclock * 1000 + 500) / xtot / ytot;
}
/***************************************************************
* Various intialisation functions *
***************************************************************/
static int __devinit
intelfb_init_var(struct intelfb_info *dinfo)
{
struct fb_var_screeninfo *var;
int msrc = 0;
DBG_MSG("intelfb_init_disp_var\n");
DBG_MSG("intelfb_init_var\n");
if (dinfo->fixed_mode) {
memcpy(&dinfo->info->var, &dinfo->initial_var,
var = &dinfo->info->var;
if (FIXED_MODE(dinfo)) {
memcpy(var, &dinfo->initial_var,
sizeof(struct fb_var_screeninfo));
msrc = 5;
} else {
if (mode) {
msrc = intelfb_find_mode(&dinfo->info->var,
dinfo->info, mode,
modedb, num_modes, NULL, 0);
msrc = fb_find_mode(var, dinfo->info, mode,
NULL, 0, NULL, 0);
if (msrc)
msrc |= 8;
}
if (!msrc) {
msrc = intelfb_find_mode(&dinfo->info->var,
dinfo->info, PREFERRED_MODE,
modedb, num_modes,
&modedb[DFLT_MODE], 0);
msrc = fb_find_mode(var, dinfo->info, PREFERRED_MODE,
NULL, 0, NULL, 0);
}
}
......@@ -1087,16 +949,26 @@ intelfb_init_var(struct intelfb_info *dinfo)
return 1;
}
INF_MSG("Initial video mode is %dx%d-%d@%d.\n", dinfo->info->var.xres,
dinfo->info->var.yres, intelfb_var_to_depth(&dinfo->info->var),
var_to_refresh(&dinfo->info->var));
INF_MSG("Initial video mode is %dx%d-%d@%d.\n", var->xres, var->yres,
var->bits_per_pixel, var_to_refresh(var));
DBG_MSG("Initial video mode is from %d.\n", msrc);
#if ALLOCATE_FOR_PANNING
/* Allow use of half of the video ram for panning */
var->xres_virtual = var->xres;
var->yres_virtual =
dinfo->fb.size / 2 / (var->bits_per_pixel * var->xres);
if (var->yres_virtual < var->yres)
var->yres_virtual = var->yres;
#else
var->yres_virtual = var->yres;
#endif
if (dinfo->accel)
dinfo->info->var.accel_flags |= FB_ACCELF_TEXT;
var->accel_flags |= FB_ACCELF_TEXT;
else
dinfo->info->var.accel_flags &= ~FB_ACCELF_TEXT;
var->accel_flags &= ~FB_ACCELF_TEXT;
return 0;
}
......@@ -1211,7 +1083,7 @@ intelfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
if (intelfbhw_validate_mode(dinfo, var) != 0)
return -EINVAL;
memcpy(&v, var, sizeof(v));
v = *var;
/* Check for a supported bpp. */
if (v.bits_per_pixel <= 8) {
......@@ -1299,7 +1171,7 @@ intelfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
v.red.msb_right = v.green.msb_right = v.blue.msb_right =
v.transp.msb_right = 0;
memcpy(var, &v, sizeof(v));
*var = v;
return 0;
}
......@@ -1317,16 +1189,14 @@ intelfb_set_par(struct fb_info *info)
}
DBG_MSG("intelfb_set_par (%dx%d-%d)\n", info->var.xres,
info->var.yres, intelfb_var_to_depth(&info->var));
info->var.yres, info->var.bits_per_pixel);
intelfb_blank(1, info);
if (dinfo->accel)
intelfbhw_2d_stop(dinfo);
mdelay(100);
memcpy(&hw, &dinfo->save_state, sizeof(hw));
hw = dinfo->save_state;
if (intelfbhw_mode_to_hw(dinfo, &hw, &info->var))
return -EINVAL;
if (intelfbhw_program_mode(dinfo, &hw, 0))
......@@ -1339,15 +1209,20 @@ intelfb_set_par(struct fb_info *info)
update_dinfo(dinfo, &info->var);
mdelay(100);
if (dinfo->accel)
intelfbhw_2d_start(dinfo);
intelfbhw_pan_display(&info->var, info);
intelfb_pan_display(&info->var, info);
intelfb_blank(0, info);
if (ACCEL(dinfo, info)) {
info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN |
FBINFO_HWACCEL_COPYAREA | FBINFO_HWACCEL_FILLRECT |
FBINFO_HWACCEL_IMAGEBLIT;
} else {
info->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN;
}
return 0;
}
......@@ -1432,7 +1307,7 @@ intelfb_fillrect (struct fb_info *info, const struct fb_fillrect *rect)
DBG_MSG("intelfb_fillrect\n");
#endif
if (!dinfo->accel || dinfo->ring_lockup || dinfo->depth == 4)
if (!ACCEL(dinfo, info) || dinfo->depth == 4)
return cfb_fillrect(info, rect);
if (rect->rop == ROP_COPY)
......@@ -1460,7 +1335,7 @@ intelfb_copyarea(struct fb_info *info, const struct fb_copyarea *region)
DBG_MSG("intelfb_copyarea\n");
#endif
if (!dinfo->accel || dinfo->ring_lockup || dinfo->depth == 4)
if (!ACCEL(dinfo, info) || dinfo->depth == 4)
return cfb_copyarea(info, region);
intelfbhw_do_bitblt(dinfo, region->sx, region->sy, region->dx,
......@@ -1478,7 +1353,7 @@ intelfb_imageblit(struct fb_info *info, const struct fb_image *image)
DBG_MSG("intelfb_imageblit\n");
#endif
if (!dinfo->accel || dinfo->ring_lockup || dinfo->depth == 4
if (!ACCEL(dinfo, info) || dinfo->depth == 4
|| image->depth != 1)
return cfb_imageblit(info, image);
......@@ -1512,7 +1387,7 @@ intelfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
intelfbhw_cursor_hide(dinfo);
/* If XFree killed the cursor - restore it */
if (INREG(CURSOR_A_BASEADDR) != dinfo->cursor.physical) {
if (INREG(CURSOR_A_BASEADDR) != dinfo->cursor.offset << 12) {
u32 fg, bg;
DBG_MSG("the cursor was killed - restore it !!\n");
......@@ -1572,7 +1447,7 @@ intelfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
intelfbhw_cursor_setcolor(dinfo, bg, fg);
}
if (cursor->set & (FB_CUR_SETSHAPE & FB_CUR_SETIMAGE)) {
if (cursor->set & (FB_CUR_SETSHAPE | FB_CUR_SETIMAGE)) {
u32 s_pitch = (ROUND_UP_TO(cursor->image.width, 8) / 8);
u32 size = s_pitch * cursor->image.height;
u8 *dat = (u8 *) cursor->image.data;
......
drivers/video/intelfb/intelfbdrv.h
View file @ 8b107cbb
......@@ -29,19 +29,11 @@
*/
int __init intelfb_setup(char *options);
static void get_initial_mode(struct intelfb_info *dinfo);
static void __devinit get_initial_mode(struct intelfb_info *dinfo);
static void update_dinfo(struct intelfb_info *dinfo,
struct fb_var_screeninfo *var);
static int intelfb_get_fix(struct fb_fix_screeninfo *fix,
struct fb_info *info);
static void mode_to_var(const struct fb_videomode *mode,
struct fb_var_screeninfo *var, u32 bpp);
static int
intelfb_find_mode(struct fb_var_screeninfo *var,
struct fb_info *info, const char *mode_option,
const struct fb_videomode *db, unsigned int dbsize,
const struct fb_videomode *default_mode,
unsigned int default_bpp);
static int intelfb_check_var(struct fb_var_screeninfo *var,
struct fb_info *info);
......@@ -69,8 +61,8 @@ static int intelfb_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg,
struct fb_info *info);
static int intelfb_pci_register(struct pci_dev *pdev,
const struct pci_device_id *ent);
static int __devinit intelfb_pci_register(struct pci_dev *pdev,
const struct pci_device_id *ent);
static void __devexit intelfb_pci_unregister(struct pci_dev *pdev);
static int __devinit intelfb_set_fbinfo(struct intelfb_info *dinfo);
......
drivers/video/intelfb/intelfbhw.c
View file @ 8b107cbb
......@@ -290,7 +290,7 @@ intelfbhw_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
if ((xoffset + var->xres > var->xres_virtual) ||
(yoffset + var->yres > var->yres_virtual))
return EINVAL;
return -EINVAL;
offset = (yoffset * dinfo->pitch) +
(xoffset * var->bits_per_pixel) / 8;
......@@ -1240,7 +1240,7 @@ wait_ring(struct intelfb_info *dinfo, int n)
end = jiffies + (HZ * 3);
while (dinfo->ring_space < n) {
dinfo->ring_head = (u32 __iomem *)(INREG(PRI_RING_HEAD) &
dinfo->ring_head = (u8 __iomem *)(INREG(PRI_RING_HEAD) &
RING_HEAD_MASK);
if (dinfo->ring_tail + RING_MIN_FREE <
(u32 __iomem) dinfo->ring_head)
......@@ -1312,8 +1312,8 @@ refresh_ring(struct intelfb_info *dinfo)
DBG_MSG("refresh_ring\n");
#endif
dinfo->ring_head = (u32 __iomem *) (INREG(PRI_RING_HEAD) &
RING_HEAD_MASK);
dinfo->ring_head = (u8 __iomem *) (INREG(PRI_RING_HEAD) &
RING_HEAD_MASK);
dinfo->ring_tail = INREG(PRI_RING_TAIL) & RING_TAIL_MASK;
if (dinfo->ring_tail + RING_MIN_FREE < (u32 __iomem)dinfo->ring_head)
dinfo->ring_space = (u32 __iomem) dinfo->ring_head
......@@ -1605,7 +1605,7 @@ intelfbhw_cursor_init(struct intelfb_info *dinfo)
CURSOR_ENABLE | CURSOR_STRIDE_MASK);
tmp = CURSOR_FORMAT_3C;
OUTREG(CURSOR_CONTROL, tmp);
OUTREG(CURSOR_A_BASEADDR, dinfo->cursor.physical);
OUTREG(CURSOR_A_BASEADDR, dinfo->cursor.offset << 12);
tmp = (64 << CURSOR_SIZE_H_SHIFT) |
(64 << CURSOR_SIZE_V_SHIFT);
OUTREG(CURSOR_SIZE, tmp);
......
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