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#ifndef __ATI_RADEON_FB_H
#define __ATI_RADEON_FB_H
/***************************************************************
* Most of the definitions here are adapted right from XFree86 *
***************************************************************/
/*
* Chip families. Must fit in the low 16 bits of a long word
*/
enum radeon_family {
CHIP_FAMILY_UNKNOW,
CHIP_FAMILY_LEGACY,
CHIP_FAMILY_RADEON,
CHIP_FAMILY_RV100,
CHIP_FAMILY_RS100, /* U1 (IGP320M) or A3 (IGP320)*/
CHIP_FAMILY_RV200,
CHIP_FAMILY_RS200, /* U2 (IGP330M/340M/350M) or A4 (IGP330/340/345/350),
RS250 (IGP 7000) */
CHIP_FAMILY_R200,
CHIP_FAMILY_RV250,
CHIP_FAMILY_RS300, /* Radeon 9000 IGP */
CHIP_FAMILY_RV280,
CHIP_FAMILY_R300,
CHIP_FAMILY_R350,
CHIP_FAMILY_RV350,
CHIP_FAMILY_RV380, /* RV370/RV380/M22/M24 */
CHIP_FAMILY_R420, /* R420/R423/M18 */
CHIP_FAMILY_LAST,
};
#define IS_RV100_VARIANT(rinfo) (((rinfo)->family == CHIP_FAMILY_RV100) || \
((rinfo)->family == CHIP_FAMILY_RV200) || \
((rinfo)->family == CHIP_FAMILY_RS100) || \
((rinfo)->family == CHIP_FAMILY_RS200) || \
((rinfo)->family == CHIP_FAMILY_RV250) || \
((rinfo)->family == CHIP_FAMILY_RV280) || \
((rinfo)->family == CHIP_FAMILY_RS300))
#define IS_R300_VARIANT(rinfo) (((rinfo)->family == CHIP_FAMILY_R300) || \
((rinfo)->family == CHIP_FAMILY_RV350) || \
((rinfo)->family == CHIP_FAMILY_R350) || \
((rinfo)->family == CHIP_FAMILY_RV380) || \
((rinfo)->family == CHIP_FAMILY_R420))
struct radeonfb_info {
char name[20];
struct pci_device_id pdev;
u16 family;
u32 fb_base_bus;
u32 mmio_base_bus;
void *mmio_base;
void *fb_base;
u32 video_ram;
u32 mapped_vram;
int vram_width;
int vram_ddr;
u32 fb_local_base;
};
#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)
static inline void _OUTREGP(struct radeonfb_info *rinfo, u32 addr,
u32 val, u32 mask)
{
unsigned int tmp;
tmp = INREG(addr);
tmp &= (mask);
tmp |= (val);
OUTREG(addr, tmp);
}
#define OUTREGP(addr,val,mask) _OUTREGP(rinfo, addr, val,mask)
/*
* 2D Engine helper routines
*/
static inline void radeon_engine_flush (struct radeonfb_info *rinfo)
{
int i;
/* initiate flush */
OUTREGP(RB2D_DSTCACHE_CTLSTAT, RB2D_DC_FLUSH_ALL,
~RB2D_DC_FLUSH_ALL);
for (i=0; i < 2000000; i++) {
if (!(INREG(RB2D_DSTCACHE_CTLSTAT) & RB2D_DC_BUSY))
return;
udelay(1);
}
printf("radeonfb: Flush Timeout !\n");
}
static inline void _radeon_fifo_wait(struct radeonfb_info *rinfo, int entries)
{
int i;
for (i=0; i<2000000; i++) {
if ((INREG(RBBM_STATUS) & 0x7f) >= entries)
return;
udelay(1);
}
printf("radeonfb: FIFO Timeout !\n");
}
static inline void _radeon_engine_idle(struct radeonfb_info *rinfo)
{
int i;
/* ensure FIFO is empty before waiting for idle */
_radeon_fifo_wait (rinfo, 64);
for (i=0; i<2000000; i++) {
if (((INREG(RBBM_STATUS) & GUI_ACTIVE)) == 0) {
radeon_engine_flush (rinfo);
return;
}
udelay(1);
}
printf("radeonfb: Idle Timeout !\n");
}
#define radeon_engine_idle() _radeon_engine_idle(rinfo)
#define radeon_fifo_wait(entries) _radeon_fifo_wait(rinfo,entries)
#define radeon_msleep(ms) _radeon_msleep(rinfo,ms)
/*
* This structure contains the various registers manipulated by this
* driver for setting or restoring a mode. It's mostly copied from
* XFree's RADEONSaveRec structure. A few chip settings might still be
* tweaked without beeing reflected or saved in these registers though
*/
struct radeon_regs {
/* Common registers */
u32 ovr_clr;
u32 ovr_wid_left_right;
u32 ovr_wid_top_bottom;
u32 ov0_scale_cntl;
u32 mpp_tb_config;
u32 mpp_gp_config;
u32 subpic_cntl;
u32 viph_control;
u32 i2c_cntl_1;
u32 gen_int_cntl;
u32 cap0_trig_cntl;
u32 cap1_trig_cntl;
u32 bus_cntl;
u32 surface_cntl;
u32 bios_5_scratch;
/* Other registers to save for VT switches or driver load/unload */
u32 dp_datatype;
u32 rbbm_soft_reset;
u32 clock_cntl_index;
u32 amcgpio_en_reg;
u32 amcgpio_mask;
/* Surface/tiling registers */
u32 surf_lower_bound[8];
u32 surf_upper_bound[8];
u32 surf_info[8];
/* CRTC registers */
u32 crtc_gen_cntl;
u32 crtc_ext_cntl;
u32 dac_cntl;
u32 crtc_h_total_disp;
u32 crtc_h_sync_strt_wid;
u32 crtc_v_total_disp;
u32 crtc_v_sync_strt_wid;
u32 crtc_offset;
u32 crtc_offset_cntl;
u32 crtc_pitch;
u32 disp_merge_cntl;
u32 grph_buffer_cntl;
u32 crtc_more_cntl;
/* CRTC2 registers */
u32 crtc2_gen_cntl;
u32 dac2_cntl;
u32 disp_output_cntl;
u32 disp_hw_debug;
u32 disp2_merge_cntl;
u32 grph2_buffer_cntl;
u32 crtc2_h_total_disp;
u32 crtc2_h_sync_strt_wid;
u32 crtc2_v_total_disp;
u32 crtc2_v_sync_strt_wid;
u32 crtc2_offset;
u32 crtc2_offset_cntl;
u32 crtc2_pitch;
/* Flat panel regs */
u32 fp_crtc_h_total_disp;
u32 fp_crtc_v_total_disp;
u32 fp_gen_cntl;
u32 fp2_gen_cntl;
u32 fp_h_sync_strt_wid;
u32 fp2_h_sync_strt_wid;
u32 fp_horz_stretch;
u32 fp_panel_cntl;
u32 fp_v_sync_strt_wid;
u32 fp2_v_sync_strt_wid;
u32 fp_vert_stretch;
u32 lvds_gen_cntl;
u32 lvds_pll_cntl;
u32 tmds_crc;
u32 tmds_transmitter_cntl;
/* Computed values for PLL */
u32 dot_clock_freq;
int feedback_div;
int post_div;
/* PLL registers */
u32 ppll_div_3;
u32 ppll_ref_div;
u32 vclk_ecp_cntl;
u32 clk_cntl_index;
/* Computed values for PLL2 */
u32 dot_clock_freq_2;
int feedback_div_2;
int post_div_2;
/* PLL2 registers */
u32 p2pll_ref_div;
u32 p2pll_div_0;
u32 htotal_cntl2;
/* Palette */
int palette_valid;
};
static inline u32 __INPLL(struct radeonfb_info *rinfo, u32 addr)
{
u32 data;
OUTREG8(CLOCK_CNTL_INDEX, addr & 0x0000003f);
/* radeon_pll_errata_after_index(rinfo); */
data = INREG(CLOCK_CNTL_DATA);
/* radeon_pll_errata_after_data(rinfo); */
return data;
}
static inline void __OUTPLL(struct radeonfb_info *rinfo, unsigned int index,
u32 val)
{
OUTREG8(CLOCK_CNTL_INDEX, (index & 0x0000003f) | 0x00000080);
/* radeon_pll_errata_after_index(rinfo); */
OUTREG(CLOCK_CNTL_DATA, val);
/* radeon_pll_errata_after_data(rinfo); */
}
static inline void __OUTPLLP(struct radeonfb_info *rinfo, unsigned int index,
u32 val, u32 mask)
{
unsigned int tmp;
tmp = __INPLL(rinfo, index);
tmp &= (mask);
tmp |= (val);
__OUTPLL(rinfo, index, tmp);
}
#define INPLL(addr) __INPLL(rinfo, addr)
#define OUTPLL(index, val) __OUTPLL(rinfo, index, val)
#define OUTPLLP(index, val, mask) __OUTPLLP(rinfo, index, val, mask)
#endif