diff options
Diffstat (limited to 'drivers/staging/sm750fb/sm750_hw.c')
| -rw-r--r-- | drivers/staging/sm750fb/sm750_hw.c | 209 |
1 files changed, 62 insertions, 147 deletions
diff --git a/drivers/staging/sm750fb/sm750_hw.c b/drivers/staging/sm750fb/sm750_hw.c index 7317ba9b7fe5..41822c6c0380 100644 --- a/drivers/staging/sm750fb/sm750_hw.c +++ b/drivers/staging/sm750fb/sm750_hw.c @@ -1,42 +1,39 @@ #include <linux/version.h> -#include<linux/module.h> -#include<linux/kernel.h> -#include<linux/errno.h> -#include<linux/string.h> -#include<linux/mm.h> -#include<linux/slab.h> -#include<linux/delay.h> -#include<linux/fb.h> -#include<linux/ioport.h> -#include<linux/init.h> -#include<linux/pci.h> -#include<linux/vmalloc.h> -#include<linux/pagemap.h> +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/string.h> +#include <linux/mm.h> +#include <linux/slab.h> +#include <linux/delay.h> +#include <linux/fb.h> +#include <linux/ioport.h> +#include <linux/init.h> +#include <linux/pci.h> +#include <linux/vmalloc.h> +#include <linux/pagemap.h> #include <linux/console.h> #ifdef CONFIG_MTRR #include <asm/mtrr.h> #endif -#include<linux/platform_device.h> -#include<linux/screen_info.h> +#include <linux/platform_device.h> +#include <linux/screen_info.h> +#include <linux/sizes.h> #include "sm750.h" -#include "sm750_hw.h" #include "ddk750.h" #include "sm750_accel.h" -int hw_sm750_map(struct lynx_share *share, struct pci_dev *pdev) +int hw_sm750_map(struct sm750_dev *sm750_dev, struct pci_dev *pdev) { int ret; - struct sm750_share *spec_share; - - spec_share = container_of(share, struct sm750_share, share); ret = 0; - share->vidreg_start = pci_resource_start(pdev, 1); - share->vidreg_size = MB(2); + sm750_dev->vidreg_start = pci_resource_start(pdev, 1); + sm750_dev->vidreg_size = SZ_2M; - pr_info("mmio phyAddr = %lx\n", share->vidreg_start); + pr_info("mmio phyAddr = %lx\n", sm750_dev->vidreg_start); /* reserve the vidreg space of smi adaptor * if you do this, u need to add release region code @@ -50,48 +47,41 @@ int hw_sm750_map(struct lynx_share *share, struct pci_dev *pdev) } /* now map mmio and vidmem*/ - share->pvReg = ioremap_nocache(share->vidreg_start, share->vidreg_size); - if (!share->pvReg) { + sm750_dev->pvReg = ioremap_nocache(sm750_dev->vidreg_start, + sm750_dev->vidreg_size); + if (!sm750_dev->pvReg) { pr_err("mmio failed\n"); ret = -EFAULT; goto exit; } else { - pr_info("mmio virtual addr = %p\n", share->pvReg); + pr_info("mmio virtual addr = %p\n", sm750_dev->pvReg); } - share->accel.dprBase = share->pvReg + DE_BASE_ADDR_TYPE1; - share->accel.dpPortBase = share->pvReg + DE_PORT_ADDR_TYPE1; + sm750_dev->accel.dprBase = sm750_dev->pvReg + DE_BASE_ADDR_TYPE1; + sm750_dev->accel.dpPortBase = sm750_dev->pvReg + DE_PORT_ADDR_TYPE1; - ddk750_set_mmio(share->pvReg, share->devid, share->revid); + ddk750_set_mmio(sm750_dev->pvReg, sm750_dev->devid, sm750_dev->revid); - share->vidmem_start = pci_resource_start(pdev, 0); + sm750_dev->vidmem_start = pci_resource_start(pdev, 0); /* don't use pdev_resource[x].end - resource[x].start to * calculate the resource size,its only the maximum available * size but not the actual size,use - * @hw_sm750_getVMSize function can be safe. + * @ddk750_getVMSize function can be safe. * */ - share->vidmem_size = hw_sm750_getVMSize(share); + sm750_dev->vidmem_size = ddk750_getVMSize(); pr_info("video memory phyAddr = %lx, size = %u bytes\n", - share->vidmem_start, share->vidmem_size); + sm750_dev->vidmem_start, sm750_dev->vidmem_size); /* reserve the vidmem space of smi adaptor */ -#if 0 - ret = pci_request_region(pdev, 0, _moduleName_); - if (ret) { - pr_err("Can not request PCI regions.\n"); - goto exit; - } -#endif - - share->pvMem = ioremap_wc(share->vidmem_start, share->vidmem_size); - - if (!share->pvMem) { + sm750_dev->pvMem = ioremap_wc(sm750_dev->vidmem_start, + sm750_dev->vidmem_size); + if (!sm750_dev->pvMem) { pr_err("Map video memory failed\n"); ret = -EFAULT; goto exit; } else { - pr_info("video memory vaddr = %p\n", share->pvMem); + pr_info("video memory vaddr = %p\n", sm750_dev->pvMem); } exit: return ret; @@ -99,13 +89,11 @@ exit: -int hw_sm750_inithw(struct lynx_share *share, struct pci_dev *pdev) +int hw_sm750_inithw(struct sm750_dev *sm750_dev, struct pci_dev *pdev) { - struct sm750_share *spec_share; struct init_status *parm; - spec_share = container_of(share, struct sm750_share, share); - parm = &spec_share->state.initParm; + parm = &sm750_dev->initParm; if (parm->chip_clk == 0) parm->chip_clk = (getChipType() == SM750LE) ? DEFAULT_SM750LE_CHIP_CLOCK : @@ -116,22 +104,16 @@ int hw_sm750_inithw(struct lynx_share *share, struct pci_dev *pdev) if (parm->master_clk == 0) parm->master_clk = parm->chip_clk/3; - ddk750_initHw((initchip_param_t *)&spec_share->state.initParm); + ddk750_initHw((initchip_param_t *)&sm750_dev->initParm); /* for sm718,open pci burst */ - if (share->devid == 0x718) { + if (sm750_dev->devid == 0x718) { POKE32(SYSTEM_CTRL, FIELD_SET(PEEK32(SYSTEM_CTRL), SYSTEM_CTRL, PCI_BURST, ON)); } - /* sm750 use sii164, it can be setup with default value - * by on power, so initDVIDisp can be skipped */ -#if 0 - ddk750_initDVIDisp(); -#endif - if (getChipType() != SM750LE) { /* does user need CRT ?*/ - if (spec_share->state.nocrt) { + if (sm750_dev->nocrt) { POKE32(MISC_CTRL, FIELD_SET(PEEK32(MISC_CTRL), MISC_CTRL, @@ -153,7 +135,7 @@ int hw_sm750_inithw(struct lynx_share *share, struct pci_dev *pdev) DPMS, VPHP)); } - switch (spec_share->state.pnltype) { + switch (sm750_dev->pnltype) { case sm750_doubleTFT: case sm750_24TFT: case sm750_dualTFT: @@ -161,7 +143,7 @@ int hw_sm750_inithw(struct lynx_share *share, struct pci_dev *pdev) FIELD_VALUE(PEEK32(PANEL_DISPLAY_CTRL), PANEL_DISPLAY_CTRL, TFT_DISP, - spec_share->state.pnltype)); + sm750_dev->pnltype)); break; } } else { @@ -169,49 +151,31 @@ 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); + sm750_sw_i2c_init(0, 1); /* Customer may NOT use CH7301 DVI chip, which has to be initialized differently. */ - if (swI2CReadReg(0xec, 0x4a) == 0x95) { + if (sm750_sw_i2c_read_reg(0xec, 0x4a) == 0x95) { /* The following register values for CH7301 are from Chrontel app note and our experiment. */ pr_info("yes,CH7301 DVI chip found\n"); - swI2CWriteReg(0xec, 0x1d, 0x16); - swI2CWriteReg(0xec, 0x21, 0x9); - swI2CWriteReg(0xec, 0x49, 0xC0); + sm750_sw_i2c_write_reg(0xec, 0x1d, 0x16); + sm750_sw_i2c_write_reg(0xec, 0x21, 0x9); + sm750_sw_i2c_write_reg(0xec, 0x49, 0xC0); pr_info("okay,CH7301 DVI chip setup done\n"); } } /* init 2d engine */ - if (!share->accel_off) - hw_sm750_initAccel(share); - - return 0; -} - - -resource_size_t hw_sm750_getVMSize(struct lynx_share *share) -{ - resource_size_t ret; - - ret = ddk750_getVMSize(); - return ret; -} - - - -int hw_sm750_output_checkMode(struct lynxfb_output *output, struct fb_var_screeninfo *var) -{ + if (!sm750_dev->accel_off) + hw_sm750_initAccel(sm750_dev); return 0; } - int hw_sm750_output_setMode(struct lynxfb_output *output, struct fb_var_screeninfo *var, struct fb_fix_screeninfo *fix) { @@ -254,25 +218,19 @@ int hw_sm750_output_setMode(struct lynxfb_output *output, return ret; } -void hw_sm750_output_clear(struct lynxfb_output *output) -{ - - return; -} - int hw_sm750_crtc_checkMode(struct lynxfb_crtc *crtc, struct fb_var_screeninfo *var) { - struct lynx_share *share; - + struct sm750_dev *sm750_dev; + struct lynxfb_par *par = container_of(crtc, struct lynxfb_par, crtc); - share = container_of(crtc, struct lynxfb_par, crtc)->share; + sm750_dev = par->dev; switch (var->bits_per_pixel) { case 8: case 16: break; case 32: - if (share->revid == SM750LE_REVISION_ID) { + if (sm750_dev->revid == SM750LE_REVISION_ID) { pr_debug("750le do not support 32bpp\n"); return -EINVAL; } @@ -297,15 +255,15 @@ int hw_sm750_crtc_setMode(struct lynxfb_crtc *crtc, u32 reg; mode_parameter_t modparm; clock_type_t clock; - struct lynx_share *share; + struct sm750_dev *sm750_dev; struct lynxfb_par *par; ret = 0; par = container_of(crtc, struct lynxfb_par, crtc); - share = par->share; -#if 1 - if (!share->accel_off) { + sm750_dev = par->dev; + + if (!sm750_dev->accel_off) { /* set 2d engine pixel format according to mode bpp */ switch (var->bits_per_pixel) { case 8: @@ -319,9 +277,8 @@ int hw_sm750_crtc_setMode(struct lynxfb_crtc *crtc, fmt = 2; break; } - hw_set2dformat(&share->accel, fmt); + hw_set2dformat(&sm750_dev->accel, fmt); } -#endif /* set timing */ modparm.pixel_clock = ps_to_hz(var->pixclock); @@ -359,7 +316,7 @@ 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 = ALIGN(reg, crtc->line_pad); POKE32(PANEL_FB_WIDTH, FIELD_VALUE(0, PANEL_FB_WIDTH, WIDTH, reg)| @@ -391,7 +348,7 @@ int hw_sm750_crtc_setMode(struct lynxfb_crtc *crtc, POKE32(CRT_FB_ADDRESS, crtc->oScreen); 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 = ALIGN(reg, crtc->line_pad); POKE32(CRT_FB_WIDTH, FIELD_VALUE(0, CRT_FB_WIDTH, WIDTH, reg)| @@ -409,12 +366,6 @@ exit: return ret; } -void hw_sm750_crtc_clear(struct lynxfb_crtc *crtc) -{ - - return; -} - int hw_sm750_setColReg(struct lynxfb_crtc *crtc, ushort index, ushort red, ushort green, ushort blue) { @@ -429,41 +380,23 @@ int hw_sm750le_setBLANK(struct lynxfb_output *output, int blank) int dpms, crtdb; switch (blank) { -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10) case FB_BLANK_UNBLANK: -#else - case VESA_NO_BLANKING: -#endif dpms = CRT_DISPLAY_CTRL_DPMS_0; crtdb = CRT_DISPLAY_CTRL_BLANK_OFF; break; -#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) case FB_BLANK_VSYNC_SUSPEND: -#else - case VESA_VSYNC_SUSPEND: -#endif dpms = CRT_DISPLAY_CTRL_DPMS_2; crtdb = CRT_DISPLAY_CTRL_BLANK_ON; break; -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10) case FB_BLANK_HSYNC_SUSPEND: -#else - case VESA_HSYNC_SUSPEND: -#endif dpms = CRT_DISPLAY_CTRL_DPMS_1; crtdb = CRT_DISPLAY_CTRL_BLANK_ON; break; -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10) case FB_BLANK_POWERDOWN: -#else - case VESA_POWERDOWN: -#endif dpms = CRT_DISPLAY_CTRL_DPMS_3; crtdb = CRT_DISPLAY_CTRL_BLANK_ON; break; @@ -485,47 +418,29 @@ int hw_sm750_setBLANK(struct lynxfb_output *output, int blank) dpms = pps = crtdb = 0; switch (blank) { -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10) case FB_BLANK_UNBLANK: -#else - case VESA_NO_BLANKING: -#endif pr_info("flag = FB_BLANK_UNBLANK\n"); dpms = SYSTEM_CTRL_DPMS_VPHP; pps = PANEL_DISPLAY_CTRL_DATA_ENABLE; crtdb = CRT_DISPLAY_CTRL_BLANK_OFF; break; -#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; pps = PANEL_DISPLAY_CTRL_DATA_DISABLE; crtdb = CRT_DISPLAY_CTRL_BLANK_ON; break; -#endif -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10) case FB_BLANK_VSYNC_SUSPEND: -#else - case VESA_VSYNC_SUSPEND: -#endif dpms = SYSTEM_CTRL_DPMS_VNHP; pps = PANEL_DISPLAY_CTRL_DATA_DISABLE; crtdb = CRT_DISPLAY_CTRL_BLANK_ON; break; -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10) case FB_BLANK_HSYNC_SUSPEND: -#else - case VESA_HSYNC_SUSPEND: -#endif dpms = SYSTEM_CTRL_DPMS_VPHN; pps = PANEL_DISPLAY_CTRL_DATA_DISABLE; crtdb = CRT_DISPLAY_CTRL_BLANK_ON; break; -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 10) case FB_BLANK_POWERDOWN: -#else - case VESA_POWERDOWN: -#endif dpms = SYSTEM_CTRL_DPMS_VNHN; pps = PANEL_DISPLAY_CTRL_DATA_DISABLE; crtdb = CRT_DISPLAY_CTRL_BLANK_ON; @@ -545,7 +460,7 @@ int hw_sm750_setBLANK(struct lynxfb_output *output, int blank) } -void hw_sm750_initAccel(struct lynx_share *share) +void hw_sm750_initAccel(struct sm750_dev *sm750_dev) { u32 reg; @@ -572,7 +487,7 @@ void hw_sm750_initAccel(struct lynx_share *share) } /* call 2d init */ - share->accel.de_init(&share->accel); + sm750_dev->accel.de_init(&sm750_dev->accel); } int hw_sm750le_deWait(void) |