Update from upstream with manual merge of Yasunori Goto's

changes to swiotlb.c made in commit 281dd25cdc0d6903929b79183816d151ea626341
since this file has been moved from arch/ia64/lib/swiotlb.c to
lib/swiotlb.c

Signed-off-by: Tony Luck <tony.luck@intel.com>

4 files changed, 19 insertions, 10 deletions

diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c
index 046b47860266..8a24a66d9ba8 100644
--- a/drivers/video/aty/radeon_base.c
+++ b/drivers/video/aty/radeon_base.c
@@ -475,7 +475,7 @@ static int __devinit radeon_probe_pll_params(struct radeonfb_info *rinfo)
 	 */
 
 	/* Flush PCI buffers ? */
-	tmp = INREG(DEVICE_ID);
+	tmp = INREG16(DEVICE_ID);
 
 	local_irq_disable();
 
diff --git a/drivers/video/aty/radeon_pm.c b/drivers/video/aty/radeon_pm.c
index 59a1b6f85067..097d668c4fe5 100644
--- a/drivers/video/aty/radeon_pm.c
+++ b/drivers/video/aty/radeon_pm.c
@@ -62,9 +62,9 @@ static void radeon_pm_disable_dynamic_mode(struct radeonfb_info *rinfo)
                 OUTPLL(pllSCLK_CNTL, tmp);
 		return;
 	}
-	/* RV350 (M10) */
+	/* RV350 (M10/M11) */
 	if (rinfo->family == CHIP_FAMILY_RV350) {
-                /* for RV350/M10, no delays are required. */
+                /* for RV350/M10/M11, no delays are required. */
                 tmp = INPLL(pllSCLK_CNTL2);
                 tmp |= (SCLK_CNTL2__R300_FORCE_TCL |
                         SCLK_CNTL2__R300_FORCE_GA  |
@@ -248,7 +248,7 @@ static void radeon_pm_enable_dynamic_mode(struct radeonfb_info *rinfo)
 		return;
 	}
 
-	/* M10 */
+	/* M10/M11 */
 	if (rinfo->family == CHIP_FAMILY_RV350) {
 		tmp = INPLL(pllSCLK_CNTL2);
 		tmp &= ~(SCLK_CNTL2__R300_FORCE_TCL |
@@ -1155,7 +1155,7 @@ static void radeon_pm_full_reset_sdram(struct radeonfb_info *rinfo)
 	OUTREG( CRTC_GEN_CNTL,  (crtcGenCntl | CRTC_GEN_CNTL__CRTC_DISP_REQ_EN_B) );
 	OUTREG( CRTC2_GEN_CNTL, (crtcGenCntl2 | CRTC2_GEN_CNTL__CRTC2_DISP_REQ_EN_B) );
   
-	/* This is the code for the Aluminium PowerBooks M10 */
+	/* This is the code for the Aluminium PowerBooks M10 / iBooks M11 */
 	if (rinfo->family == CHIP_FAMILY_RV350) {
 		u32 sdram_mode_reg = rinfo->save_regs[35];
 		static u32 default_mrtable[] =
@@ -2741,9 +2741,11 @@ void radeonfb_pm_init(struct radeonfb_info *rinfo, int dynclk)
 			rinfo->pm_mode |= radeon_pm_d2;
 
 		/* We can restart Jasper (M10 chip in albooks), BlueStone (7500 chip
-		 * in some desktop G4s), and Via (M9+ chip on iBook G4)
+		 * in some desktop G4s), Via (M9+ chip on iBook G4) and
+		 * Snowy (M11 chip on iBook G4 manufactured after July 2005)
 		 */
-		if (!strcmp(rinfo->of_node->name, "ATY,JasperParent")) {
+		if (!strcmp(rinfo->of_node->name, "ATY,JasperParent") ||
+		    !strcmp(rinfo->of_node->name, "ATY,SnowyParent")) {
 			rinfo->reinit_func = radeon_reinitialize_M10;
 			rinfo->pm_mode |= radeon_pm_off;
 		}
diff --git a/drivers/video/aty/radeonfb.h b/drivers/video/aty/radeonfb.h
index 659bc9f62244..01b8b2f78514 100644
--- a/drivers/video/aty/radeonfb.h
+++ b/drivers/video/aty/radeonfb.h
@@ -395,6 +395,8 @@ static inline void _radeon_msleep(struct radeonfb_info *rinfo, unsigned long ms)
 
 #define INREG8(addr)		readb((rinfo->mmio_base)+addr)
 #define OUTREG8(addr,val)	writeb(val, (rinfo->mmio_base)+addr)
+#define INREG16(addr)		readw((rinfo->mmio_base)+addr)
+#define OUTREG16(addr,val)	writew(val, (rinfo->mmio_base)+addr)
 #define INREG(addr)		readl((rinfo->mmio_base)+addr)
 #define OUTREG(addr,val)	writel(val, (rinfo->mmio_base)+addr)
 
diff --git a/drivers/video/aty/xlinit.c b/drivers/video/aty/xlinit.c
index 92643af12581..a085cbf74ecb 100644
--- a/drivers/video/aty/xlinit.c
+++ b/drivers/video/aty/xlinit.c
@@ -174,7 +174,7 @@ int atyfb_xl_init(struct fb_info *info)
 	const struct xl_card_cfg_t * card = &card_cfg[xl_card];
 	struct atyfb_par *par = (struct atyfb_par *) info->par;
 	union aty_pll pll;
-	int i, err;
+	int err;
 	u32 temp;
 	
 	aty_st_8(CONFIG_STAT0, 0x85, par);
@@ -252,9 +252,14 @@ int atyfb_xl_init(struct fb_info *info)
 	aty_st_le32(0xEC, 0x00000000, par);
 	aty_st_le32(0xFC, 0x00000000, par);
 
-	for (i=0; i<sizeof(lcd_tbl)/sizeof(lcd_tbl_t); i++) {
-		aty_st_lcd(lcd_tbl[i].lcd_reg, lcd_tbl[i].val, par);
+#if defined (CONFIG_FB_ATY_GENERIC_LCD)
+	{
+		int i;
+
+		for (i = 0; i < ARRAY_SIZE(lcd_tbl); i++)
+			aty_st_lcd(lcd_tbl[i].lcd_reg, lcd_tbl[i].val, par);
 	}
+#endif
 
 	aty_st_le16(CONFIG_STAT0, 0x00A4, par);
 	mdelay(10);