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path: root/drivers/video/via/accel.c
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Diffstat (limited to 'drivers/video/via/accel.c')
-rw-r--r--drivers/video/via/accel.c268
1 files changed, 106 insertions, 162 deletions
diff --git a/drivers/video/via/accel.c b/drivers/video/via/accel.c
index 503f9d8e5bd0..42ab4b425679 100644
--- a/drivers/video/via/accel.c
+++ b/drivers/video/via/accel.c
@@ -308,9 +308,22 @@ static int hw_bitblt_2(void __iomem *engine, u8 op, u32 width, u32 height,
return 0;
}
-void viafb_init_accel(struct viafb_shared *shared)
+int viafb_init_engine(struct fb_info *info)
{
- switch (shared->chip_info.gfx_chip_name) {
+ struct viafb_par *viapar = info->par;
+ void __iomem *engine;
+ u32 vq_start_addr, vq_end_addr, vq_start_low, vq_end_low, vq_high,
+ vq_len, chip_name = viapar->shared->chip_info.gfx_chip_name;
+
+ engine = ioremap_nocache(info->fix.mmio_start, info->fix.mmio_len);
+ viapar->shared->engine_mmio = engine;
+ if (!engine) {
+ printk(KERN_WARNING "viafb_init_accel: ioremap failed, "
+ "hardware acceleration disabled\n");
+ return -ENOMEM;
+ }
+
+ switch (chip_name) {
case UNICHROME_CLE266:
case UNICHROME_K400:
case UNICHROME_K800:
@@ -321,186 +334,115 @@ void viafb_init_accel(struct viafb_shared *shared)
case UNICHROME_K8M890:
case UNICHROME_P4M890:
case UNICHROME_P4M900:
- shared->hw_bitblt = hw_bitblt_1;
+ viapar->shared->hw_bitblt = hw_bitblt_1;
break;
case UNICHROME_VX800:
- shared->hw_bitblt = hw_bitblt_2;
+ viapar->shared->hw_bitblt = hw_bitblt_2;
break;
default:
- shared->hw_bitblt = NULL;
+ viapar->shared->hw_bitblt = NULL;
}
- viaparinfo->fbmem_free -= CURSOR_SIZE;
- shared->cursor_vram_addr = viaparinfo->fbmem_free;
- viaparinfo->fbmem_used += CURSOR_SIZE;
+ viapar->fbmem_free -= CURSOR_SIZE;
+ viapar->shared->cursor_vram_addr = viapar->fbmem_free;
+ viapar->fbmem_used += CURSOR_SIZE;
- /* Reverse 8*1024 memory space for cursor image */
- viaparinfo->fbmem_free -= (CURSOR_SIZE + VQ_SIZE);
- viaparinfo->VQ_start = viaparinfo->fbmem_free;
- viaparinfo->VQ_end = viaparinfo->VQ_start + VQ_SIZE - 1;
- viaparinfo->fbmem_used += (CURSOR_SIZE + VQ_SIZE);
-}
-
-void viafb_init_2d_engine(void)
-{
- u32 dwVQStartAddr, dwVQEndAddr;
- u32 dwVQLen, dwVQStartL, dwVQEndL, dwVQStartEndH;
+ viapar->fbmem_free -= VQ_SIZE;
+ viapar->shared->vq_vram_addr = viapar->fbmem_free;
+ viapar->fbmem_used += VQ_SIZE;
/* Init AGP and VQ regs */
- switch (viaparinfo->chip_info->gfx_chip_name) {
+ switch (chip_name) {
case UNICHROME_K8M890:
case UNICHROME_P4M900:
- writel(0x00100000, viaparinfo->io_virt + VIA_REG_CR_TRANSET);
- writel(0x680A0000, viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
- writel(0x02000000, viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
+ writel(0x00100000, engine + VIA_REG_CR_TRANSET);
+ writel(0x680A0000, engine + VIA_REG_CR_TRANSPACE);
+ writel(0x02000000, engine + VIA_REG_CR_TRANSPACE);
break;
default:
- writel(0x00100000, viaparinfo->io_virt + VIA_REG_TRANSET);
- writel(0x00000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x00333004, viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x60000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x61000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x62000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x63000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x64000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x7D000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
-
- writel(0xFE020000, viaparinfo->io_virt + VIA_REG_TRANSET);
- writel(0x00000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
+ writel(0x00100000, engine + VIA_REG_TRANSET);
+ writel(0x00000000, engine + VIA_REG_TRANSPACE);
+ writel(0x00333004, engine + VIA_REG_TRANSPACE);
+ writel(0x60000000, engine + VIA_REG_TRANSPACE);
+ writel(0x61000000, engine + VIA_REG_TRANSPACE);
+ writel(0x62000000, engine + VIA_REG_TRANSPACE);
+ writel(0x63000000, engine + VIA_REG_TRANSPACE);
+ writel(0x64000000, engine + VIA_REG_TRANSPACE);
+ writel(0x7D000000, engine + VIA_REG_TRANSPACE);
+
+ writel(0xFE020000, engine + VIA_REG_TRANSET);
+ writel(0x00000000, engine + VIA_REG_TRANSPACE);
break;
}
- if (viaparinfo->VQ_start != 0) {
- /* Enable VQ */
- dwVQStartAddr = viaparinfo->VQ_start;
- dwVQEndAddr = viaparinfo->VQ_end;
-
- dwVQStartL = 0x50000000 | (dwVQStartAddr & 0xFFFFFF);
- dwVQEndL = 0x51000000 | (dwVQEndAddr & 0xFFFFFF);
- dwVQStartEndH = 0x52000000 |
- ((dwVQStartAddr & 0xFF000000) >> 24) |
- ((dwVQEndAddr & 0xFF000000) >> 16);
- dwVQLen = 0x53000000 | (VQ_SIZE >> 3);
- switch (viaparinfo->chip_info->gfx_chip_name) {
- case UNICHROME_K8M890:
- case UNICHROME_P4M900:
- dwVQStartL |= 0x20000000;
- dwVQEndL |= 0x20000000;
- dwVQStartEndH |= 0x20000000;
- dwVQLen |= 0x20000000;
- break;
- default:
- break;
- }
- switch (viaparinfo->chip_info->gfx_chip_name) {
- case UNICHROME_K8M890:
- case UNICHROME_P4M900:
- writel(0x00100000,
- viaparinfo->io_virt + VIA_REG_CR_TRANSET);
- writel(dwVQStartEndH,
- viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
- writel(dwVQStartL,
- viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
- writel(dwVQEndL,
- viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
- writel(dwVQLen,
- viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
- writel(0x74301001,
- viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
- writel(0x00000000,
- viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
- break;
- default:
- writel(0x00FE0000,
- viaparinfo->io_virt + VIA_REG_TRANSET);
- writel(0x080003FE,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x0A00027C,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x0B000260,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x0C000274,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x0D000264,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x0E000000,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x0F000020,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x1000027E,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x110002FE,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x200F0060,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
-
- writel(0x00000006,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x40008C0F,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x44000000,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x45080C04,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x46800408,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
-
- writel(dwVQStartEndH,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(dwVQStartL,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(dwVQEndL,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(dwVQLen,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- break;
- }
- } else {
- /* Disable VQ */
- switch (viaparinfo->chip_info->gfx_chip_name) {
- case UNICHROME_K8M890:
- case UNICHROME_P4M900:
- writel(0x00100000,
- viaparinfo->io_virt + VIA_REG_CR_TRANSET);
- writel(0x74301000,
- viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
- break;
- default:
- writel(0x00FE0000,
- viaparinfo->io_virt + VIA_REG_TRANSET);
- writel(0x00000004,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x40008C0F,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x44000000,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x45080C04,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- writel(0x46800408,
- viaparinfo->io_virt + VIA_REG_TRANSPACE);
- break;
- }
+ /* Enable VQ */
+ vq_start_addr = viapar->shared->vq_vram_addr;
+ vq_end_addr = viapar->shared->vq_vram_addr + VQ_SIZE - 1;
+
+ vq_start_low = 0x50000000 | (vq_start_addr & 0xFFFFFF);
+ vq_end_low = 0x51000000 | (vq_end_addr & 0xFFFFFF);
+ vq_high = 0x52000000 | ((vq_start_addr & 0xFF000000) >> 24) |
+ ((vq_end_addr & 0xFF000000) >> 16);
+ vq_len = 0x53000000 | (VQ_SIZE >> 3);
+
+ switch (chip_name) {
+ case UNICHROME_K8M890:
+ case UNICHROME_P4M900:
+ vq_start_low |= 0x20000000;
+ vq_end_low |= 0x20000000;
+ vq_high |= 0x20000000;
+ vq_len |= 0x20000000;
+
+ writel(0x00100000, engine + VIA_REG_CR_TRANSET);
+ writel(vq_high, engine + VIA_REG_CR_TRANSPACE);
+ writel(vq_start_low, engine + VIA_REG_CR_TRANSPACE);
+ writel(vq_end_low, engine + VIA_REG_CR_TRANSPACE);
+ writel(vq_len, engine + VIA_REG_CR_TRANSPACE);
+ writel(0x74301001, engine + VIA_REG_CR_TRANSPACE);
+ writel(0x00000000, engine + VIA_REG_CR_TRANSPACE);
+ break;
+ default:
+ writel(0x00FE0000, engine + VIA_REG_TRANSET);
+ writel(0x080003FE, engine + VIA_REG_TRANSPACE);
+ writel(0x0A00027C, engine + VIA_REG_TRANSPACE);
+ writel(0x0B000260, engine + VIA_REG_TRANSPACE);
+ writel(0x0C000274, engine + VIA_REG_TRANSPACE);
+ writel(0x0D000264, engine + VIA_REG_TRANSPACE);
+ writel(0x0E000000, engine + VIA_REG_TRANSPACE);
+ writel(0x0F000020, engine + VIA_REG_TRANSPACE);
+ writel(0x1000027E, engine + VIA_REG_TRANSPACE);
+ writel(0x110002FE, engine + VIA_REG_TRANSPACE);
+ writel(0x200F0060, engine + VIA_REG_TRANSPACE);
+
+ writel(0x00000006, engine + VIA_REG_TRANSPACE);
+ writel(0x40008C0F, engine + VIA_REG_TRANSPACE);
+ writel(0x44000000, engine + VIA_REG_TRANSPACE);
+ writel(0x45080C04, engine + VIA_REG_TRANSPACE);
+ writel(0x46800408, engine + VIA_REG_TRANSPACE);
+
+ writel(vq_high, engine + VIA_REG_TRANSPACE);
+ writel(vq_start_low, engine + VIA_REG_TRANSPACE);
+ writel(vq_end_low, engine + VIA_REG_TRANSPACE);
+ writel(vq_len, engine + VIA_REG_TRANSPACE);
+ break;
}
-}
-void viafb_hw_cursor_init(void)
-{
/* Set Cursor Image Base Address */
- writel(viaparinfo->shared->cursor_vram_addr,
- viaparinfo->io_virt + VIA_REG_CURSOR_MODE);
- writel(0x0, viaparinfo->io_virt + VIA_REG_CURSOR_POS);
- writel(0x0, viaparinfo->io_virt + VIA_REG_CURSOR_ORG);
- writel(0x0, viaparinfo->io_virt + VIA_REG_CURSOR_BG);
- writel(0x0, viaparinfo->io_virt + VIA_REG_CURSOR_FG);
+ writel(viapar->shared->cursor_vram_addr, engine + VIA_REG_CURSOR_MODE);
+ writel(0x0, engine + VIA_REG_CURSOR_POS);
+ writel(0x0, engine + VIA_REG_CURSOR_ORG);
+ writel(0x0, engine + VIA_REG_CURSOR_BG);
+ writel(0x0, engine + VIA_REG_CURSOR_FG);
+ return 0;
}
void viafb_show_hw_cursor(struct fb_info *info, int Status)
{
- u32 temp;
- u32 iga_path = ((struct viafb_par *)(info->par))->iga_path;
+ struct viafb_par *viapar = info->par;
+ u32 temp, iga_path = viapar->iga_path;
- temp = readl(viaparinfo->io_virt + VIA_REG_CURSOR_MODE);
+ temp = readl(viapar->shared->engine_mmio + VIA_REG_CURSOR_MODE);
switch (Status) {
case HW_Cursor_ON:
temp |= 0x1;
@@ -517,25 +459,27 @@ void viafb_show_hw_cursor(struct fb_info *info, int Status)
default:
temp &= 0x7FFFFFFF;
}
- writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_MODE);
+ writel(temp, viapar->shared->engine_mmio + VIA_REG_CURSOR_MODE);
}
-int viafb_wait_engine_idle(void)
+void viafb_wait_engine_idle(struct fb_info *info)
{
+ struct viafb_par *viapar = info->par;
int loop = 0;
- while (!(readl(viaparinfo->io_virt + VIA_REG_STATUS) &
+ while (!(readl(viapar->shared->engine_mmio + VIA_REG_STATUS) &
VIA_VR_QUEUE_BUSY) && (loop < MAXLOOP)) {
loop++;
cpu_relax();
}
- while ((readl(viaparinfo->io_virt + VIA_REG_STATUS) &
+ while ((readl(viapar->shared->engine_mmio + VIA_REG_STATUS) &
(VIA_CMD_RGTR_BUSY | VIA_2D_ENG_BUSY | VIA_3D_ENG_BUSY)) &&
(loop < MAXLOOP)) {
loop++;
cpu_relax();
}
- return loop >= MAXLOOP;
+ if (loop >= MAXLOOP)
+ printk(KERN_ERR "viafb_wait_engine_idle: not syncing\n");
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-24 22:06:24 +0000