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path: root/drivers/staging/sm750fb/sm750_hw.c
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Diffstat (limited to 'drivers/staging/sm750fb/sm750_hw.c')
-rw-r--r--drivers/staging/sm750fb/sm750_hw.c89
1 files changed, 43 insertions, 46 deletions
diff --git a/drivers/staging/sm750fb/sm750_hw.c b/drivers/staging/sm750fb/sm750_hw.c
index 9f0d06da12fb..84381bc414e7 100644
--- a/drivers/staging/sm750fb/sm750_hw.c
+++ b/drivers/staging/sm750fb/sm750_hw.c
@@ -27,10 +27,10 @@
int hw_sm750_map(struct lynx_share* share, struct pci_dev* pdev)
{
int ret;
- struct sm750_share * spec_share;
+ struct sm750_share *spec_share;
- spec_share = container_of(share, struct sm750_share,share);
+ spec_share = container_of(share, struct sm750_share, share);
ret = 0;
share->vidreg_start = pci_resource_start(pdev, 1);
@@ -64,7 +64,7 @@ int hw_sm750_map(struct lynx_share* share, struct pci_dev* pdev)
share->accel.dprBase = share->pvReg + DE_BASE_ADDR_TYPE1;
share->accel.dpPortBase = share->pvReg + DE_PORT_ADDR_TYPE1;
- ddk750_set_mmio(share->pvReg,share->devid, share->revid);
+ ddk750_set_mmio(share->pvReg, share->devid, share->revid);
share->vidmem_start = pci_resource_start(pdev, 0);
/* don't use pdev_resource[x].end - resource[x].start to
@@ -78,15 +78,14 @@ int hw_sm750_map(struct lynx_share* share, struct pci_dev* pdev)
/* reserve the vidmem space of smi adaptor */
#if 0
- if((ret = pci_request_region(pdev,0,_moduleName_)))
+ if((ret = pci_request_region(pdev, 0, _moduleName_)))
{
pr_err("Can not request PCI regions.\n");
goto exit;
}
#endif
- share->pvMem = ioremap(share->vidmem_start,
- share->vidmem_size);
+ share->pvMem = ioremap_wc(share->vidmem_start, share->vidmem_size);
if(!share->pvMem){
pr_err("Map video memory failed\n");
@@ -101,12 +100,12 @@ exit:
-int hw_sm750_inithw(struct lynx_share* share, struct pci_dev * pdev)
+int hw_sm750_inithw(struct lynx_share *share, struct pci_dev *pdev)
{
- struct sm750_share * spec_share;
- struct init_status * parm;
+ struct sm750_share *spec_share;
+ struct init_status *parm;
- spec_share = container_of(share, struct sm750_share,share);
+ spec_share = container_of(share, struct sm750_share, share);
parm = &spec_share->state.initParm;
if(parm->chip_clk == 0)
parm->chip_clk = (getChipType() == SM750LE)?
@@ -172,7 +171,7 @@ int hw_sm750_inithw(struct lynx_share* share, struct pci_dev * pdev)
/* Set up GPIO for software I2C to program DVI chip in the
Xilinx SP605 board, in order to have video signal.
*/
- swI2CInit(0,1);
+ swI2CInit(0, 1);
/* Customer may NOT use CH7301 DVI chip, which has to be
@@ -194,14 +193,13 @@ int hw_sm750_inithw(struct lynx_share* share, struct pci_dev * pdev)
/* init 2d engine */
if(!share->accel_off){
hw_sm750_initAccel(share);
-// share->accel.de_wait = hw_sm750_deWait;
}
return 0;
}
-resource_size_t hw_sm750_getVMSize(struct lynx_share * share)
+resource_size_t hw_sm750_getVMSize(struct lynx_share *share)
{
resource_size_t ret;
@@ -267,10 +265,10 @@ void hw_sm750_output_clear(struct lynxfb_output* output)
int hw_sm750_crtc_checkMode(struct lynxfb_crtc* crtc, struct fb_var_screeninfo* var)
{
- struct lynx_share * share;
+ struct lynx_share *share;
- share = container_of(crtc, struct lynxfb_par,crtc)->share;
+ share = container_of(crtc, struct lynxfb_par, crtc)->share;
switch (var->bits_per_pixel){
case 8:
@@ -298,12 +296,12 @@ int hw_sm750_crtc_setMode(struct lynxfb_crtc* crtc,
struct fb_var_screeninfo* var,
struct fb_fix_screeninfo* fix)
{
- int ret,fmt;
+ int ret, fmt;
u32 reg;
mode_parameter_t modparm;
clock_type_t clock;
- struct lynx_share * share;
- struct lynxfb_par * par;
+ struct lynx_share *share;
+ struct lynxfb_par *par;
ret = 0;
@@ -329,7 +327,6 @@ int hw_sm750_crtc_setMode(struct lynxfb_crtc* crtc,
#endif
/* set timing */
-// modparm.pixel_clock = PS_TO_HZ(var->pixclock);
modparm.pixel_clock = ps_to_hz(var->pixclock);
modparm.vertical_sync_polarity = (var->sync & FB_SYNC_HOR_HIGH_ACT) ? POS:NEG;
modparm.horizontal_sync_polarity = (var->sync & FB_SYNC_VERT_HIGH_ACT) ? POS:NEG;
@@ -365,7 +362,7 @@ int hw_sm750_crtc_setMode(struct lynxfb_crtc* crtc,
reg = var->xres * (var->bits_per_pixel >> 3);
/* crtc->channel is not equal to par->index on numeric,be aware of that */
- reg = PADDING(crtc->line_pad,reg);
+ reg = PADDING(crtc->line_pad, reg);
POKE32(PANEL_FB_WIDTH,
FIELD_VALUE(0, PANEL_FB_WIDTH, WIDTH, reg)|
@@ -383,7 +380,7 @@ int hw_sm750_crtc_setMode(struct lynxfb_crtc* crtc,
POKE32(PANEL_PLANE_BR,
FIELD_VALUE(0, PANEL_PLANE_BR, BOTTOM, var->yres - 1)|
- FIELD_VALUE(0, PANEL_PLANE_BR,RIGHT, var->xres - 1));
+ FIELD_VALUE(0, PANEL_PLANE_BR, RIGHT, var->xres - 1));
/* set pixel format */
reg = PEEK32(PANEL_DISPLAY_CTRL);
@@ -424,17 +421,17 @@ void hw_sm750_crtc_clear(struct lynxfb_crtc* crtc)
int hw_sm750_setColReg(struct lynxfb_crtc* crtc, ushort index,
ushort red, ushort green, ushort blue)
{
- static unsigned int add[]={PANEL_PALETTE_RAM,CRT_PALETTE_RAM};
+ static unsigned int add[]={PANEL_PALETTE_RAM, CRT_PALETTE_RAM};
POKE32(add[crtc->channel] + index*4, (red<<16)|(green<<8)|blue);
return 0;
}
int hw_sm750le_setBLANK(struct lynxfb_output * output, int blank){
- int dpms,crtdb;
+ int dpms, crtdb;
switch(blank)
{
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,10)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10)
case FB_BLANK_UNBLANK:
#else
case VESA_NO_BLANKING:
@@ -442,13 +439,13 @@ int hw_sm750le_setBLANK(struct lynxfb_output * output, int blank){
dpms = CRT_DISPLAY_CTRL_DPMS_0;
crtdb = CRT_DISPLAY_CTRL_BLANK_OFF;
break;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,10)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10)
case FB_BLANK_NORMAL:
dpms = CRT_DISPLAY_CTRL_DPMS_0;
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
break;
#endif
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,10)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10)
case FB_BLANK_VSYNC_SUSPEND:
#else
case VESA_VSYNC_SUSPEND:
@@ -456,7 +453,7 @@ int hw_sm750le_setBLANK(struct lynxfb_output * output, int blank){
dpms = CRT_DISPLAY_CTRL_DPMS_2;
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
break;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,10)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10)
case FB_BLANK_HSYNC_SUSPEND:
#else
case VESA_HSYNC_SUSPEND:
@@ -464,7 +461,7 @@ int hw_sm750le_setBLANK(struct lynxfb_output * output, int blank){
dpms = CRT_DISPLAY_CTRL_DPMS_1;
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
break;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,10)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10)
case FB_BLANK_POWERDOWN:
#else
case VESA_POWERDOWN:
@@ -483,7 +480,7 @@ int hw_sm750le_setBLANK(struct lynxfb_output * output, int blank){
return 0;
}
-int hw_sm750_setBLANK(struct lynxfb_output* output,int blank)
+int hw_sm750_setBLANK(struct lynxfb_output* output, int blank)
{
unsigned int dpms, pps, crtdb;
@@ -491,7 +488,7 @@ int hw_sm750_setBLANK(struct lynxfb_output* output,int blank)
switch (blank)
{
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,10)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10)
case FB_BLANK_UNBLANK:
#else
case VESA_NO_BLANKING:
@@ -501,7 +498,7 @@ int hw_sm750_setBLANK(struct lynxfb_output* output,int blank)
pps = PANEL_DISPLAY_CTRL_DATA_ENABLE;
crtdb = CRT_DISPLAY_CTRL_BLANK_OFF;
break;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,10)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10)
case FB_BLANK_NORMAL:
pr_info("flag = FB_BLANK_NORMAL \n");
dpms = SYSTEM_CTRL_DPMS_VPHP;
@@ -509,7 +506,7 @@ int hw_sm750_setBLANK(struct lynxfb_output* output,int blank)
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
break;
#endif
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,10)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10)
case FB_BLANK_VSYNC_SUSPEND:
#else
case VESA_VSYNC_SUSPEND:
@@ -518,7 +515,7 @@ int hw_sm750_setBLANK(struct lynxfb_output* output,int blank)
pps = PANEL_DISPLAY_CTRL_DATA_DISABLE;
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
break;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,10)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10)
case FB_BLANK_HSYNC_SUSPEND:
#else
case VESA_HSYNC_SUSPEND:
@@ -527,7 +524,7 @@ int hw_sm750_setBLANK(struct lynxfb_output* output,int blank)
pps = PANEL_DISPLAY_CTRL_DATA_DISABLE;
crtdb = CRT_DISPLAY_CTRL_BLANK_ON;
break;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,10)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10)
case FB_BLANK_POWERDOWN:
#else
case VESA_POWERDOWN:
@@ -540,8 +537,8 @@ int hw_sm750_setBLANK(struct lynxfb_output* output,int blank)
if(output->paths & sm750_crt){
- POKE32(SYSTEM_CTRL,FIELD_VALUE(PEEK32(SYSTEM_CTRL), SYSTEM_CTRL, DPMS, dpms));
- POKE32(CRT_DISPLAY_CTRL,FIELD_VALUE(PEEK32(CRT_DISPLAY_CTRL), CRT_DISPLAY_CTRL,BLANK, crtdb));
+ POKE32(SYSTEM_CTRL, FIELD_VALUE(PEEK32(SYSTEM_CTRL), SYSTEM_CTRL, DPMS, dpms));
+ POKE32(CRT_DISPLAY_CTRL, FIELD_VALUE(PEEK32(CRT_DISPLAY_CTRL), CRT_DISPLAY_CTRL, BLANK, crtdb));
}
if(output->paths & sm750_panel){
@@ -552,28 +549,28 @@ int hw_sm750_setBLANK(struct lynxfb_output* output,int blank)
}
-void hw_sm750_initAccel(struct lynx_share * share)
+void hw_sm750_initAccel(struct lynx_share *share)
{
u32 reg;
enable2DEngine(1);
if(getChipType() == SM750LE){
reg = PEEK32(DE_STATE1);
- reg = FIELD_SET(reg, DE_STATE1, DE_ABORT,ON);
- POKE32(DE_STATE1,reg);
+ reg = FIELD_SET(reg, DE_STATE1, DE_ABORT, ON);
+ POKE32(DE_STATE1, reg);
reg = PEEK32(DE_STATE1);
- reg = FIELD_SET(reg, DE_STATE1, DE_ABORT,OFF);
+ reg = FIELD_SET(reg, DE_STATE1, DE_ABORT, OFF);
POKE32(DE_STATE1, reg);
}else{
/* engine reset */
reg = PEEK32(SYSTEM_CTRL);
- reg = FIELD_SET(reg, SYSTEM_CTRL, DE_ABORT,ON);
+ reg = FIELD_SET(reg, SYSTEM_CTRL, DE_ABORT, ON);
POKE32(SYSTEM_CTRL, reg);
reg = PEEK32(SYSTEM_CTRL);
- reg = FIELD_SET(reg, SYSTEM_CTRL, DE_ABORT,OFF);
+ reg = FIELD_SET(reg, SYSTEM_CTRL, DE_ABORT, OFF);
POKE32(SYSTEM_CTRL, reg);
}
@@ -603,9 +600,9 @@ int hw_sm750_deWait(void)
int i=0x10000000;
while(i--){
unsigned int dwVal = PEEK32(SYSTEM_CTRL);
- if((FIELD_GET(dwVal,SYSTEM_CTRL,DE_STATUS) == SYSTEM_CTRL_DE_STATUS_IDLE) &&
- (FIELD_GET(dwVal,SYSTEM_CTRL,DE_FIFO) == SYSTEM_CTRL_DE_FIFO_EMPTY) &&
- (FIELD_GET(dwVal,SYSTEM_CTRL,DE_MEM_FIFO) == SYSTEM_CTRL_DE_MEM_FIFO_EMPTY))
+ if((FIELD_GET(dwVal, SYSTEM_CTRL, DE_STATUS) == SYSTEM_CTRL_DE_STATUS_IDLE) &&
+ (FIELD_GET(dwVal, SYSTEM_CTRL, DE_FIFO) == SYSTEM_CTRL_DE_FIFO_EMPTY) &&
+ (FIELD_GET(dwVal, SYSTEM_CTRL, DE_MEM_FIFO) == SYSTEM_CTRL_DE_MEM_FIFO_EMPTY))
{
return 0;
}
@@ -619,7 +616,7 @@ int hw_sm750_pan_display(struct lynxfb_crtc *crtc,
const struct fb_info *info)
{
uint32_t total;
- //check params
+ /* check params */
if ((var->xoffset + var->xres > var->xres_virtual) ||
(var->yoffset + var->yres > var->yres_virtual)) {
return -EINVAL;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.