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staging: xgifb: move XGINew_DataBusWidth into vb_device_info
authorAaro Koskinen <aaro.koskinen@iki.fi>
Tue, 11 Oct 2011 18:47:33 +0000 (21:47 +0300)
committerGreg Kroah-Hartman <gregkh@suse.de>
Wed, 12 Oct 2011 15:51:48 +0000 (09:51 -0600)
Move the memory bus width info to vb_device_info.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/staging/xgifb/vb_init.c patch | blob | blame | history
drivers/staging/xgifb/vb_struct.h patch | blob | blame | history

diff --git a/drivers/staging/xgifb/vb_init.c b/drivers/staging/xgifb/vb_init.c
index 036d1e41e0d3a875233b31595e81db2a7ac0da8a..ce472dc417a56097066d9afff160898a50600668 100644 (file)
--- a/drivers/staging/xgifb/vb_init.c
+++ b/drivers/staging/xgifb/vb_init.c
@@ -15,8 +15,6 @@
 
 #include <linux/io.h>
 
-static unsigned char XGINew_DataBusWidth;
-
 static unsigned short XGINew_DDRDRAM_TYPE340[4][5] = {
        { 2, 13, 9, 64, 0x45},
        { 2, 12, 9, 32, 0x35},
@@ -610,7 +608,7 @@ static unsigned short XGINew_SetDRAMSizeReg(int index,
        int RankSize;
        unsigned char ChannelNo;
 
-       RankSize = DRAMTYPE_TABLE[index][3] * XGINew_DataBusWidth / 32;
+       RankSize = DRAMTYPE_TABLE[index][3] * pVBInfo->ram_bus / 32;
        data = xgifb_reg_get(pVBInfo->P3c4, 0x13);
        data &= 0x80;
 
@@ -637,7 +635,7 @@ static unsigned short XGINew_SetDRAMSizeReg(int index,
                               (data & 0xF0));
 
                /* data |= pVBInfo->ram_channel << 2; */
-               /* data |= (XGINew_DataBusWidth / 64) << 1; */
+               /* data |= (pVBInfo->ram_bus / 64) << 1; */
                /* xgifb_reg_set(pVBInfo->P3c4, 0x14, data); */
 
                /* should delay */
@@ -654,7 +652,7 @@ static unsigned short XGINew_SetDRAMSize20Reg(int index,
        int RankSize;
        unsigned char ChannelNo;
 
-       RankSize = DRAMTYPE_TABLE[index][3] * XGINew_DataBusWidth / 8;
+       RankSize = DRAMTYPE_TABLE[index][3] * pVBInfo->ram_bus / 8;
        data = xgifb_reg_get(pVBInfo->P3c4, 0x13);
        data &= 0x80;
 
@@ -682,7 +680,7 @@ static unsigned short XGINew_SetDRAMSize20Reg(int index,
                udelay(15);
 
                /* data |= pVBInfo->ram_channel << 2; */
-               /* data |= (XGINew_DataBusWidth / 64) << 1; */
+               /* data |= (pVBInfo->ram_bus / 64) << 1; */
                /* xgifb_reg_set(pVBInfo->P3c4, 0x14, data); */
 
                /* should delay */
@@ -753,7 +751,7 @@ static void XGINew_CheckChannel(struct xgi_hw_device_info *HwDeviceExtension,
                        if ((HwDeviceExtension->ulVideoMemorySize - 1)
                                        > 0x1000000) {
 
-                               XGINew_DataBusWidth = 32; /* 32 bits */
+                               pVBInfo->ram_bus = 32; /* 32 bits */
                                /* 22bit + 2 rank + 32bit */
                                xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xB1);
                                xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x52);
@@ -782,7 +780,7 @@ static void XGINew_CheckChannel(struct xgi_hw_device_info *HwDeviceExtension,
 
                        if ((HwDeviceExtension->ulVideoMemorySize - 1) >
                            0x800000) {
-                               XGINew_DataBusWidth = 16; /* 16 bits */
+                               pVBInfo->ram_bus = 16; /* 16 bits */
                                /* 22bit + 2 rank + 16bit */
                                xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xB1);
                                xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x41);
@@ -800,7 +798,7 @@ static void XGINew_CheckChannel(struct xgi_hw_device_info *HwDeviceExtension,
                } else { /* Dual_16_8 */
                        if ((HwDeviceExtension->ulVideoMemorySize - 1) >
                            0x800000) {
-                               XGINew_DataBusWidth = 16; /* 16 bits */
+                               pVBInfo->ram_bus = 16; /* 16 bits */
                                /* (0x31:12x8x2) 22bit + 2 rank */
                                xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xB1);
                                /* 0x41:16Mx16 bit*/
@@ -831,7 +829,7 @@ static void XGINew_CheckChannel(struct xgi_hw_device_info *HwDeviceExtension,
 
                        if ((HwDeviceExtension->ulVideoMemorySize - 1) >
                            0x400000) {
-                               XGINew_DataBusWidth = 8; /* 8 bits */
+                               pVBInfo->ram_bus = 8; /* 8 bits */
                                /* (0x31:12x8x2) 22bit + 2 rank */
                                xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xB1);
                                /* 0x30:8Mx8 bit*/
@@ -850,13 +848,13 @@ static void XGINew_CheckChannel(struct xgi_hw_device_info *HwDeviceExtension,
                break;
 
        case XG27:
-               XGINew_DataBusWidth = 16; /* 16 bits */
+               pVBInfo->ram_bus = 16; /* 16 bits */
                pVBInfo->ram_channel = 1; /* Single channel */
                xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x51); /* 32Mx16 bit*/
                break;
        case XG41:
                if (XGINew_CheckFrequence(pVBInfo) == 1) {
-                       XGINew_DataBusWidth = 32; /* 32 bits */
+                       pVBInfo->ram_bus = 32; /* 32 bits */
                        pVBInfo->ram_channel = 3; /* Quad Channel */
                        xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xA1);
                        xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x4C);
@@ -889,7 +887,7 @@ static void XGINew_CheckChannel(struct xgi_hw_device_info *HwDeviceExtension,
                        else
                                xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x39);
                } else { /* DDR */
-                       XGINew_DataBusWidth = 64; /* 64 bits */
+                       pVBInfo->ram_bus = 64; /* 64 bits */
                        pVBInfo->ram_channel = 2; /* Dual channels */
                        xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xA1);
                        xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x5A);
@@ -935,7 +933,7 @@ static void XGINew_CheckChannel(struct xgi_hw_device_info *HwDeviceExtension,
                 It's Different from Other XG40 Series.
                 */
                if (XGINew_CheckFrequence(pVBInfo) == 1) { /* DDRII, DDR2x */
-                       XGINew_DataBusWidth = 32; /* 32 bits */
+                       pVBInfo->ram_bus = 32; /* 32 bits */
                        pVBInfo->ram_channel = 2; /* 2 Channel */
                        xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xA1);
                        xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x44);
@@ -959,7 +957,7 @@ static void XGINew_CheckChannel(struct xgi_hw_device_info *HwDeviceExtension,
                                xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x30);
                        }
                } else { /* DDR */
-                       XGINew_DataBusWidth = 64; /* 64 bits */
+                       pVBInfo->ram_bus = 64; /* 64 bits */
                        pVBInfo->ram_channel = 1; /* 1 channels */
                        xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xA1);
                        xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x52);
@@ -977,7 +975,7 @@ static void XGINew_CheckChannel(struct xgi_hw_device_info *HwDeviceExtension,
        default: /* XG40 */
 
                if (XGINew_CheckFrequence(pVBInfo) == 1) { /* DDRII */
-                       XGINew_DataBusWidth = 32; /* 32 bits */
+                       pVBInfo->ram_bus = 32; /* 32 bits */
                        pVBInfo->ram_channel = 3;
                        xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xA1);
                        xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x4C);
@@ -1001,7 +999,7 @@ static void XGINew_CheckChannel(struct xgi_hw_device_info *HwDeviceExtension,
                                xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x38);
                        }
                } else { /* DDR */
-                       XGINew_DataBusWidth = 64; /* 64 bits */
+                       pVBInfo->ram_bus = 64; /* 64 bits */
                        pVBInfo->ram_channel = 2; /* 2 channels */
                        xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xA1);
                        xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x5A);
diff --git a/drivers/staging/xgifb/vb_struct.h b/drivers/staging/xgifb/vb_struct.h
index c50eb7e8474bd65e5bb2f248d6fa8c5218a3dff1..f9ade6f9f7ee067df0cee1b77f02cd66c5d63635 100644 (file)
--- a/drivers/staging/xgifb/vb_struct.h
+++ b/drivers/staging/xgifb/vb_struct.h
@@ -395,6 +395,7 @@ struct vb_device_info {
 
        int ram_type;
        int ram_channel;
+       int ram_bus;
 };  /* _struct vb_device_info */
 
 #endif /* _VB_STRUCT_ */