From 7b6a186d65589901a73d460070504a5e02703c45 Mon Sep 17 00:00:00 2001 From: "Antonino A. Daplas" Date: Thu, 15 Sep 2005 20:58:57 +0800 Subject: [PATCH] savagefb: Fix load failure of the Twister chipset - The Twister chipsets are actually prosavages. Reclassify them as such and remove the S3_SAVAGE_TWISTER id. - Fix i2c code if fb_firmware_edid() returns NULL Signed-off-by: Antonino Daplas Signed-off-by: Linus Torvalds --- drivers/video/savage/savagefb-i2c.c | 11 +++++++---- drivers/video/savage/savagefb.h | 4 ---- drivers/video/savage/savagefb_driver.c | 11 +++++------ 3 files changed, 12 insertions(+), 14 deletions(-) diff --git a/drivers/video/savage/savagefb-i2c.c b/drivers/video/savage/savagefb-i2c.c index 959404ad68f433..3c98457783c42f 100644 --- a/drivers/video/savage/savagefb-i2c.c +++ b/drivers/video/savage/savagefb-i2c.c @@ -274,10 +274,13 @@ int savagefb_probe_i2c_connector(struct fb_info *info, u8 **out_edid) if (!edid) { /* try to get from firmware */ - edid = kmalloc(EDID_LENGTH, GFP_KERNEL); - if (edid) - memcpy(edid, fb_firmware_edid(info->device), - EDID_LENGTH); + const u8 *e = fb_firmware_edid(info->device); + + if (e) { + edid = kmalloc(EDID_LENGTH, GFP_KERNEL); + if (edid) + memcpy(edid, e, EDID_LENGTH); + } } if (out_edid) diff --git a/drivers/video/savage/savagefb.h b/drivers/video/savage/savagefb.h index d6f94742c9f27b..ea17f7e0482c31 100644 --- a/drivers/video/savage/savagefb.h +++ b/drivers/video/savage/savagefb.h @@ -60,8 +60,6 @@ #define S3_SAVAGE_SERIES(chip) ((chip>=S3_SAVAGE3D) && (chip<=S3_SAVAGE2000)) -#define S3_MOBILE_TWISTER_SERIES(chip) ((chip==S3_TWISTER) || (chip == S3_PROSAVAGEDDR)) - /* Chip tags. These are used to group the adapters into * related families. */ @@ -74,8 +72,6 @@ typedef enum { S3_PROSAVAGE, S3_SUPERSAVAGE, S3_SAVAGE2000, - S3_PROSAVAGEDDR, - S3_TWISTER, S3_LAST } savage_chipset; diff --git a/drivers/video/savage/savagefb_driver.c b/drivers/video/savage/savagefb_driver.c index b5ca3ef8271f38..7c285455c924d5 100644 --- a/drivers/video/savage/savagefb_driver.c +++ b/drivers/video/savage/savagefb_driver.c @@ -1773,8 +1773,7 @@ static int __devinit savage_init_hw (struct savagefb_par *par) } } - if (S3_SAVAGE_MOBILE_SERIES(par->chip) || - (S3_MOBILE_TWISTER_SERIES(par->chip) && !par->crtonly)) + if (S3_SAVAGE_MOBILE_SERIES(par->chip) && !par->crtonly) par->display_type = DISP_LCD; else if (dvi || (par->chip == S3_SAVAGE4 && par->dvi)) par->display_type = DISP_DFP; @@ -1783,7 +1782,7 @@ static int __devinit savage_init_hw (struct savagefb_par *par) /* Check LCD panel parrmation */ - if (par->chip == S3_SAVAGE_MX) { + if (par->display_type == DISP_LCD) { unsigned char cr6b = VGArCR( 0x6b ); int panelX = (VGArSEQ (0x61) + @@ -1922,15 +1921,15 @@ static int __devinit savage_init_fb_info (struct fb_info *info, snprintf (info->fix.id, 16, "ProSavageKM"); break; case FB_ACCEL_S3TWISTER_P: - par->chip = S3_TWISTER; + par->chip = S3_PROSAVAGE; snprintf (info->fix.id, 16, "TwisterP"); break; case FB_ACCEL_S3TWISTER_K: - par->chip = S3_TWISTER; + par->chip = S3_PROSAVAGE; snprintf (info->fix.id, 16, "TwisterK"); break; case FB_ACCEL_PROSAVAGE_DDR: - par->chip = S3_PROSAVAGEDDR; + par->chip = S3_PROSAVAGE; snprintf (info->fix.id, 16, "ProSavageDDR"); break; case FB_ACCEL_PROSAVAGE_DDRK: -- cgit 1.2.3-korg