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-rw-r--r--drivers/video/aty/atyfb.h3
-rw-r--r--drivers/video/aty/atyfb_base.c141
-rw-r--r--drivers/video/aty/mach64_accel.c7
3 files changed, 128 insertions, 23 deletions
diff --git a/drivers/video/aty/atyfb.h b/drivers/video/aty/atyfb.h
index 7691e73823d3..1f39a62f899b 100644
--- a/drivers/video/aty/atyfb.h
+++ b/drivers/video/aty/atyfb.h
@@ -187,6 +187,8 @@ struct atyfb_par {
int mtrr_reg;
#endif
u32 mem_cntl;
+ struct crtc saved_crtc;
+ union aty_pll saved_pll;
};
/*
@@ -217,6 +219,7 @@ struct atyfb_par {
#define M64F_XL_DLL 0x00080000
#define M64F_MFB_FORCE_4 0x00100000
#define M64F_HW_TRIPLE 0x00200000
+#define M64F_XL_MEM 0x00400000
/*
* Register access
*/
diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c
index 1207c208a30b..63d3739d43a8 100644
--- a/drivers/video/aty/atyfb_base.c
+++ b/drivers/video/aty/atyfb_base.c
@@ -66,6 +66,8 @@
#include <linux/spinlock.h>
#include <linux/wait.h>
#include <linux/backlight.h>
+#include <linux/reboot.h>
+#include <linux/dmi.h>
#include <asm/io.h>
#include <linux/uaccess.h>
@@ -249,8 +251,6 @@ static int aty_init(struct fb_info *info);
static int store_video_par(char *videopar, unsigned char m64_num);
#endif
-static struct crtc saved_crtc;
-static union aty_pll saved_pll;
static void aty_get_crtc(const struct atyfb_par *par, struct crtc *crtc);
static void aty_set_crtc(const struct atyfb_par *par, const struct crtc *crtc);
@@ -261,6 +261,8 @@ static void set_off_pitch(struct atyfb_par *par, const struct fb_info *info);
static int read_aty_sense(const struct atyfb_par *par);
#endif
+static DEFINE_MUTEX(reboot_lock);
+static struct fb_info *reboot_info;
/*
* Interface used by the world
@@ -361,8 +363,8 @@ static unsigned long phys_guiregbase[FB_MAX] __devinitdata = { 0, };
#define ATI_CHIP_264GTPRO (ATI_MODERN_SET | M64F_SDRAM_MAGIC_PLL | M64F_HW_TRIPLE | M64F_FIFO_32 | M64F_RESET_3D)
#define ATI_CHIP_264LTPRO (ATI_MODERN_SET | M64F_HW_TRIPLE | M64F_FIFO_32 | M64F_RESET_3D)
-#define ATI_CHIP_264XL (ATI_MODERN_SET | M64F_HW_TRIPLE | M64F_FIFO_32 | M64F_RESET_3D | M64F_XL_DLL | M64F_MFB_FORCE_4)
-#define ATI_CHIP_MOBILITY (ATI_MODERN_SET | M64F_HW_TRIPLE | M64F_FIFO_32 | M64F_RESET_3D | M64F_XL_DLL | M64F_MFB_FORCE_4 | M64F_MOBIL_BUS)
+#define ATI_CHIP_264XL (ATI_MODERN_SET | M64F_HW_TRIPLE | M64F_FIFO_32 | M64F_RESET_3D | M64F_XL_DLL | M64F_MFB_FORCE_4 | M64F_XL_MEM)
+#define ATI_CHIP_MOBILITY (ATI_MODERN_SET | M64F_HW_TRIPLE | M64F_FIFO_32 | M64F_RESET_3D | M64F_XL_DLL | M64F_MFB_FORCE_4 | M64F_XL_MEM | M64F_MOBIL_BUS)
static struct {
u16 pci_id;
@@ -539,6 +541,7 @@ static char ram_edo[] __devinitdata = "EDO";
static char ram_sdram[] __devinitdata = "SDRAM (1:1)";
static char ram_sgram[] __devinitdata = "SGRAM (1:1)";
static char ram_sdram32[] __devinitdata = "SDRAM (2:1) (32-bit)";
+static char ram_wram[] __devinitdata = "WRAM";
static char ram_off[] __devinitdata = "OFF";
#endif /* CONFIG_FB_ATY_CT */
@@ -553,6 +556,10 @@ static char *aty_gx_ram[8] __devinitdata = {
#ifdef CONFIG_FB_ATY_CT
static char *aty_ct_ram[8] __devinitdata = {
ram_off, ram_dram, ram_edo, ram_edo,
+ ram_sdram, ram_sgram, ram_wram, ram_resv
+};
+static char *aty_xl_ram[8] __devinitdata = {
+ ram_off, ram_dram, ram_edo, ram_edo,
ram_sdram, ram_sgram, ram_sdram32, ram_resv
};
#endif /* CONFIG_FB_ATY_CT */
@@ -760,6 +767,17 @@ static void aty_set_crtc(const struct atyfb_par *par, const struct crtc *crtc)
#endif /* CONFIG_FB_ATY_GENERIC_LCD */
}
+static u32 calc_line_length(struct atyfb_par *par, u32 vxres, u32 bpp)
+{
+ u32 line_length = vxres * bpp / 8;
+
+ if (par->ram_type == SGRAM ||
+ (!M64_HAS(XL_MEM) && par->ram_type == WRAM))
+ line_length = (line_length + 63) & ~63;
+
+ return line_length;
+}
+
static int aty_var_to_crtc(const struct fb_info *info,
const struct fb_var_screeninfo *var, struct crtc *crtc)
{
@@ -769,13 +787,14 @@ static int aty_var_to_crtc(const struct fb_info *info,
u32 h_total, h_disp, h_sync_strt, h_sync_end, h_sync_dly, h_sync_wid, h_sync_pol;
u32 v_total, v_disp, v_sync_strt, v_sync_end, v_sync_wid, v_sync_pol, c_sync;
u32 pix_width, dp_pix_width, dp_chain_mask;
+ u32 line_length;
/* input */
- xres = var->xres;
+ xres = (var->xres + 7) & ~7;
yres = var->yres;
- vxres = var->xres_virtual;
+ vxres = (var->xres_virtual + 7) & ~7;
vyres = var->yres_virtual;
- xoffset = var->xoffset;
+ xoffset = (var->xoffset + 7) & ~7;
yoffset = var->yoffset;
bpp = var->bits_per_pixel;
if (bpp == 16)
@@ -827,7 +846,9 @@ static int aty_var_to_crtc(const struct fb_info *info,
} else
FAIL("invalid bpp");
- if (vxres * vyres * bpp / 8 > info->fix.smem_len)
+ line_length = calc_line_length(par, vxres, bpp);
+
+ if (vyres * line_length > info->fix.smem_len)
FAIL("not enough video RAM");
h_sync_pol = sync & FB_SYNC_HOR_HIGH_ACT ? 0 : 1;
@@ -969,7 +990,9 @@ static int aty_var_to_crtc(const struct fb_info *info,
crtc->xoffset = xoffset;
crtc->yoffset = yoffset;
crtc->bpp = bpp;
- crtc->off_pitch = ((yoffset*vxres+xoffset)*bpp/64) | (vxres<<19);
+ crtc->off_pitch =
+ ((yoffset * line_length + xoffset * bpp / 8) / 8) |
+ ((line_length / bpp) << 22);
crtc->vline_crnt_vline = 0;
crtc->h_tot_disp = h_total | (h_disp<<16);
@@ -1394,7 +1417,9 @@ static int atyfb_set_par(struct fb_info *info)
}
aty_st_8(DAC_MASK, 0xff, par);
- info->fix.line_length = var->xres_virtual * var->bits_per_pixel/8;
+ info->fix.line_length = calc_line_length(par, var->xres_virtual,
+ var->bits_per_pixel);
+
info->fix.visual = var->bits_per_pixel <= 8 ?
FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_DIRECTCOLOR;
@@ -1505,10 +1530,12 @@ static void set_off_pitch(struct atyfb_par *par, const struct fb_info *info)
{
u32 xoffset = info->var.xoffset;
u32 yoffset = info->var.yoffset;
- u32 vxres = par->crtc.vxres;
+ u32 line_length = info->fix.line_length;
u32 bpp = info->var.bits_per_pixel;
- par->crtc.off_pitch = ((yoffset * vxres + xoffset) * bpp / 64) | (vxres << 19);
+ par->crtc.off_pitch =
+ ((yoffset * line_length + xoffset * bpp / 8) / 8) |
+ ((line_length / bpp) << 22);
}
@@ -2201,7 +2228,7 @@ static void __devinit aty_calc_mem_refresh(struct atyfb_par *par, int xclk)
const int *refresh_tbl;
int i, size;
- if (IS_XL(par->pci_id) || IS_MOBILITY(par->pci_id)) {
+ if (M64_HAS(XL_MEM)) {
refresh_tbl = ragexl_tbl;
size = ARRAY_SIZE(ragexl_tbl);
} else {
@@ -2335,7 +2362,10 @@ static int __devinit aty_init(struct fb_info *info)
par->pll_ops = &aty_pll_ct;
par->bus_type = PCI;
par->ram_type = (aty_ld_le32(CNFG_STAT0, par) & 0x07);
- ramname = aty_ct_ram[par->ram_type];
+ if (M64_HAS(XL_MEM))
+ ramname = aty_xl_ram[par->ram_type];
+ else
+ ramname = aty_ct_ram[par->ram_type];
/* for many chips, the mclk is 67 MHz for SDRAM, 63 MHz otherwise */
if (par->pll_limits.mclk == 67 && par->ram_type < SDRAM)
par->pll_limits.mclk = 63;
@@ -2390,9 +2420,9 @@ static int __devinit aty_init(struct fb_info *info)
#endif /* CONFIG_FB_ATY_CT */
/* save previous video mode */
- aty_get_crtc(par, &saved_crtc);
+ aty_get_crtc(par, &par->saved_crtc);
if(par->pll_ops->get_pll)
- par->pll_ops->get_pll(info, &saved_pll);
+ par->pll_ops->get_pll(info, &par->saved_pll);
par->mem_cntl = aty_ld_le32(MEM_CNTL, par);
gtb_memsize = M64_HAS(GTB_DSP);
@@ -2667,8 +2697,8 @@ static int __devinit aty_init(struct fb_info *info)
aty_init_exit:
/* restore video mode */
- aty_set_crtc(par, &saved_crtc);
- par->pll_ops->set_pll(info, &saved_pll);
+ aty_set_crtc(par, &par->saved_crtc);
+ par->pll_ops->set_pll(info, &par->saved_pll);
#ifdef CONFIG_MTRR
if (par->mtrr_reg >= 0) {
@@ -3502,6 +3532,11 @@ static int __devinit atyfb_pci_probe(struct pci_dev *pdev, const struct pci_devi
par->mmap_map[1].prot_flag = _PAGE_E;
#endif /* __sparc__ */
+ mutex_lock(&reboot_lock);
+ if (!reboot_info)
+ reboot_info = info;
+ mutex_unlock(&reboot_lock);
+
return 0;
err_release_io:
@@ -3614,8 +3649,8 @@ static void __devexit atyfb_remove(struct fb_info *info)
struct atyfb_par *par = (struct atyfb_par *) info->par;
/* restore video mode */
- aty_set_crtc(par, &saved_crtc);
- par->pll_ops->set_pll(info, &saved_pll);
+ aty_set_crtc(par, &par->saved_crtc);
+ par->pll_ops->set_pll(info, &par->saved_pll);
unregister_framebuffer(info);
@@ -3661,6 +3696,11 @@ static void __devexit atyfb_pci_remove(struct pci_dev *pdev)
{
struct fb_info *info = pci_get_drvdata(pdev);
+ mutex_lock(&reboot_lock);
+ if (reboot_info == info)
+ reboot_info = NULL;
+ mutex_unlock(&reboot_lock);
+
atyfb_remove(info);
}
@@ -3808,6 +3848,56 @@ static int __init atyfb_setup(char *options)
}
#endif /* MODULE */
+static int atyfb_reboot_notify(struct notifier_block *nb,
+ unsigned long code, void *unused)
+{
+ struct atyfb_par *par;
+
+ if (code != SYS_RESTART)
+ return NOTIFY_DONE;
+
+ mutex_lock(&reboot_lock);
+
+ if (!reboot_info)
+ goto out;
+
+ if (!lock_fb_info(reboot_info))
+ goto out;
+
+ par = reboot_info->par;
+
+ /*
+ * HP OmniBook 500's BIOS doesn't like the state of the
+ * hardware after atyfb has been used. Restore the hardware
+ * to the original state to allow successful reboots.
+ */
+ aty_set_crtc(par, &par->saved_crtc);
+ par->pll_ops->set_pll(reboot_info, &par->saved_pll);
+
+ unlock_fb_info(reboot_info);
+ out:
+ mutex_unlock(&reboot_lock);
+
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block atyfb_reboot_notifier = {
+ .notifier_call = atyfb_reboot_notify,
+};
+
+static const struct dmi_system_id atyfb_reboot_ids[] = {
+ {
+ .ident = "HP OmniBook 500",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "HP OmniBook PC"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "HP OmniBook 500 FA"),
+ },
+ },
+
+ { }
+};
+
static int __init atyfb_init(void)
{
int err1 = 1, err2 = 1;
@@ -3826,11 +3916,20 @@ static int __init atyfb_init(void)
err2 = atyfb_atari_probe();
#endif
- return (err1 && err2) ? -ENODEV : 0;
+ if (err1 && err2)
+ return -ENODEV;
+
+ if (dmi_check_system(atyfb_reboot_ids))
+ register_reboot_notifier(&atyfb_reboot_notifier);
+
+ return 0;
}
static void __exit atyfb_exit(void)
{
+ if (dmi_check_system(atyfb_reboot_ids))
+ unregister_reboot_notifier(&atyfb_reboot_notifier);
+
#ifdef CONFIG_PCI
pci_unregister_driver(&atyfb_driver);
#endif
diff --git a/drivers/video/aty/mach64_accel.c b/drivers/video/aty/mach64_accel.c
index 0cc9724e61a2..51fcc0a2c94a 100644
--- a/drivers/video/aty/mach64_accel.c
+++ b/drivers/video/aty/mach64_accel.c
@@ -63,14 +63,17 @@ static void reset_GTC_3D_engine(const struct atyfb_par *par)
void aty_init_engine(struct atyfb_par *par, struct fb_info *info)
{
u32 pitch_value;
+ u32 vxres;
/* determine modal information from global mode structure */
- pitch_value = info->var.xres_virtual;
+ pitch_value = info->fix.line_length / (info->var.bits_per_pixel / 8);
+ vxres = info->var.xres_virtual;
if (info->var.bits_per_pixel == 24) {
/* In 24 bpp, the engine is in 8 bpp - this requires that all */
/* horizontal coordinates and widths must be adjusted */
pitch_value *= 3;
+ vxres *= 3;
}
/* On GTC (RagePro), we need to reset the 3D engine before */
@@ -133,7 +136,7 @@ void aty_init_engine(struct atyfb_par *par, struct fb_info *info)
aty_st_le32(SC_LEFT, 0, par);
aty_st_le32(SC_TOP, 0, par);
aty_st_le32(SC_BOTTOM, par->crtc.vyres - 1, par);
- aty_st_le32(SC_RIGHT, pitch_value - 1, par);
+ aty_st_le32(SC_RIGHT, vxres - 1, par);
/* set background color to minimum value (usually BLACK) */
aty_st_le32(DP_BKGD_CLR, 0, par);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 22:46:05 +0100