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“0bead7cdc94b4897f3d92db6170737a2da527134”上不存在“drivers/gpu/drm/drm_vm.c”
提交 c93bb85b 编写于 作者: J Jerome Glisse 提交者： Dave Airlie
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drm/radeon/kms: fix bandwidth computation on avivo hardware 

Fix bandwidth computation and crtc priority in memory controller
so that crtc memory request are fullfill in time to avoid display
artifact.
Signed-off-by: NJerome Glisse <jglisse@redhat.com>
Signed-off-by: NDave Airlie <airlied@redhat.com>
上级 e024e110
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Showing with 2377 addition and 1354 deletion
drivers/gpu/drm/radeon/atombios_crtc.c
浏览文件 @ c93bb85b
......@@ -31,6 +31,132 @@
#include "atom.h"
#include "atom-bits.h"
static void atombios_overscan_setup(struct drm_crtc *crtc,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct drm_device *dev = crtc->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
SET_CRTC_OVERSCAN_PS_ALLOCATION args;
int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_OverScan);
int a1, a2;
memset(&args, 0, sizeof(args));
args.usOverscanRight = 0;
args.usOverscanLeft = 0;
args.usOverscanBottom = 0;
args.usOverscanTop = 0;
args.ucCRTC = radeon_crtc->crtc_id;
switch (radeon_crtc->rmx_type) {
case RMX_CENTER:
args.usOverscanTop = (adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2;
args.usOverscanBottom = (adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2;
args.usOverscanLeft = (adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2;
args.usOverscanRight = (adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2;
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
break;
case RMX_ASPECT:
a1 = mode->crtc_vdisplay * adjusted_mode->crtc_hdisplay;
a2 = adjusted_mode->crtc_vdisplay * mode->crtc_hdisplay;
if (a1 > a2) {
args.usOverscanLeft = (adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2;
args.usOverscanRight = (adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2;
} else if (a2 > a1) {
args.usOverscanLeft = (adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2;
args.usOverscanRight = (adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2;
}
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
break;
case RMX_FULL:
default:
args.usOverscanRight = 0;
args.usOverscanLeft = 0;
args.usOverscanBottom = 0;
args.usOverscanTop = 0;
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
break;
}
}
static void atombios_scaler_setup(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
ENABLE_SCALER_PS_ALLOCATION args;
int index = GetIndexIntoMasterTable(COMMAND, EnableScaler);
/* fixme - fill in enc_priv for atom dac */
enum radeon_tv_std tv_std = TV_STD_NTSC;
if (!ASIC_IS_AVIVO(rdev) && radeon_crtc->crtc_id)
return;
memset(&args, 0, sizeof(args));
args.ucScaler = radeon_crtc->crtc_id;
if (radeon_crtc->devices & (ATOM_DEVICE_TV_SUPPORT)) {
switch (tv_std) {
case TV_STD_NTSC:
default:
args.ucTVStandard = ATOM_TV_NTSC;
break;
case TV_STD_PAL:
args.ucTVStandard = ATOM_TV_PAL;
break;
case TV_STD_PAL_M:
args.ucTVStandard = ATOM_TV_PALM;
break;
case TV_STD_PAL_60:
args.ucTVStandard = ATOM_TV_PAL60;
break;
case TV_STD_NTSC_J:
args.ucTVStandard = ATOM_TV_NTSCJ;
break;
case TV_STD_SCART_PAL:
args.ucTVStandard = ATOM_TV_PAL; /* ??? */
break;
case TV_STD_SECAM:
args.ucTVStandard = ATOM_TV_SECAM;
break;
case TV_STD_PAL_CN:
args.ucTVStandard = ATOM_TV_PALCN;
break;
}
args.ucEnable = SCALER_ENABLE_MULTITAP_MODE;
} else if (radeon_crtc->devices & (ATOM_DEVICE_CV_SUPPORT)) {
args.ucTVStandard = ATOM_TV_CV;
args.ucEnable = SCALER_ENABLE_MULTITAP_MODE;
} else {
switch (radeon_crtc->rmx_type) {
case RMX_FULL:
args.ucEnable = ATOM_SCALER_EXPANSION;
break;
case RMX_CENTER:
args.ucEnable = ATOM_SCALER_CENTER;
break;
case RMX_ASPECT:
args.ucEnable = ATOM_SCALER_EXPANSION;
break;
default:
if (ASIC_IS_AVIVO(rdev))
args.ucEnable = ATOM_SCALER_DISABLE;
else
args.ucEnable = ATOM_SCALER_CENTER;
break;
}
}
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
if (radeon_crtc->devices & (ATOM_DEVICE_CV_SUPPORT | ATOM_DEVICE_TV_SUPPORT)
&& rdev->family >= CHIP_RV515 && rdev->family <= CHIP_RV570) {
atom_rv515_force_tv_scaler(rdev);
}
}
static void atombios_lock_crtc(struct drm_crtc *crtc, int lock)
{
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
......@@ -522,6 +648,9 @@ int atombios_crtc_mode_set(struct drm_crtc *crtc,
radeon_crtc_set_base(crtc, x, y, old_fb);
radeon_legacy_atom_set_surface(crtc);
}
atombios_overscan_setup(crtc, mode, adjusted_mode);
atombios_scaler_setup(crtc);
radeon_bandwidth_update(rdev);
return 0;
}
......@@ -529,6 +658,8 @@ static bool atombios_crtc_mode_fixup(struct drm_crtc *crtc,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
if (!radeon_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode))
return false;
return true;
}
......@@ -561,148 +692,3 @@ void radeon_atombios_init_crtc(struct drm_device *dev,
AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL;
drm_crtc_helper_add(&radeon_crtc->base, &atombios_helper_funcs);
}
void radeon_init_disp_bw_avivo(struct drm_device *dev,
struct drm_display_mode *mode1,
uint32_t pixel_bytes1,
struct drm_display_mode *mode2,
uint32_t pixel_bytes2)
{
struct radeon_device *rdev = dev->dev_private;
fixed20_12 min_mem_eff;
fixed20_12 peak_disp_bw, mem_bw, pix_clk, pix_clk2, temp_ff;
fixed20_12 sclk_ff, mclk_ff;
uint32_t dc_lb_memory_split, temp;
min_mem_eff.full = rfixed_const_8(0);
if (rdev->disp_priority == 2) {
uint32_t mc_init_misc_lat_timer = 0;
if (rdev->family == CHIP_RV515)
mc_init_misc_lat_timer =
RREG32_MC(RV515_MC_INIT_MISC_LAT_TIMER);
else if (rdev->family == CHIP_RS690)
mc_init_misc_lat_timer =
RREG32_MC(RS690_MC_INIT_MISC_LAT_TIMER);
mc_init_misc_lat_timer &=
~(R300_MC_DISP1R_INIT_LAT_MASK <<
R300_MC_DISP1R_INIT_LAT_SHIFT);
mc_init_misc_lat_timer &=
~(R300_MC_DISP0R_INIT_LAT_MASK <<
R300_MC_DISP0R_INIT_LAT_SHIFT);
if (mode2)
mc_init_misc_lat_timer |=
(1 << R300_MC_DISP1R_INIT_LAT_SHIFT);
if (mode1)
mc_init_misc_lat_timer |=
(1 << R300_MC_DISP0R_INIT_LAT_SHIFT);
if (rdev->family == CHIP_RV515)
WREG32_MC(RV515_MC_INIT_MISC_LAT_TIMER,
mc_init_misc_lat_timer);
else if (rdev->family == CHIP_RS690)
WREG32_MC(RS690_MC_INIT_MISC_LAT_TIMER,
mc_init_misc_lat_timer);
}
/*
* determine is there is enough bw for current mode
*/
temp_ff.full = rfixed_const(100);
mclk_ff.full = rfixed_const(rdev->clock.default_mclk);
mclk_ff.full = rfixed_div(mclk_ff, temp_ff);
sclk_ff.full = rfixed_const(rdev->clock.default_sclk);
sclk_ff.full = rfixed_div(sclk_ff, temp_ff);
temp = (rdev->mc.vram_width / 8) * (rdev->mc.vram_is_ddr ? 2 : 1);
temp_ff.full = rfixed_const(temp);
mem_bw.full = rfixed_mul(mclk_ff, temp_ff);
mem_bw.full = rfixed_mul(mem_bw, min_mem_eff);
pix_clk.full = 0;
pix_clk2.full = 0;
peak_disp_bw.full = 0;
if (mode1) {
temp_ff.full = rfixed_const(1000);
pix_clk.full = rfixed_const(mode1->clock); /* convert to fixed point */
pix_clk.full = rfixed_div(pix_clk, temp_ff);
temp_ff.full = rfixed_const(pixel_bytes1);
peak_disp_bw.full += rfixed_mul(pix_clk, temp_ff);
}
if (mode2) {
temp_ff.full = rfixed_const(1000);
pix_clk2.full = rfixed_const(mode2->clock); /* convert to fixed point */
pix_clk2.full = rfixed_div(pix_clk2, temp_ff);
temp_ff.full = rfixed_const(pixel_bytes2);
peak_disp_bw.full += rfixed_mul(pix_clk2, temp_ff);
}
if (peak_disp_bw.full >= mem_bw.full) {
DRM_ERROR
("You may not have enough display bandwidth for current mode\n"
"If you have flickering problem, try to lower resolution, refresh rate, or color depth\n");
printk("peak disp bw %d, mem_bw %d\n",
rfixed_trunc(peak_disp_bw), rfixed_trunc(mem_bw));
}
/*
* Line Buffer Setup
* There is a single line buffer shared by both display controllers.
* DC_LB_MEMORY_SPLIT controls how that line buffer is shared between the display
* controllers. The paritioning can either be done manually or via one of four
* preset allocations specified in bits 1:0:
* 0 - line buffer is divided in half and shared between each display controller
* 1 - D1 gets 3/4 of the line buffer, D2 gets 1/4
* 2 - D1 gets the whole buffer
* 3 - D1 gets 1/4 of the line buffer, D2 gets 3/4
* Setting bit 2 of DC_LB_MEMORY_SPLIT controls switches to manual allocation mode.
* In manual allocation mode, D1 always starts at 0, D1 end/2 is specified in bits
* 14:4; D2 allocation follows D1.
*/
/* is auto or manual better ? */
dc_lb_memory_split =
RREG32(AVIVO_DC_LB_MEMORY_SPLIT) & ~AVIVO_DC_LB_MEMORY_SPLIT_MASK;
dc_lb_memory_split &= ~AVIVO_DC_LB_MEMORY_SPLIT_SHIFT_MODE;
#if 1
/* auto */
if (mode1 && mode2) {
if (mode1->hdisplay > mode2->hdisplay) {
if (mode1->hdisplay > 2560)
dc_lb_memory_split |=
AVIVO_DC_LB_MEMORY_SPLIT_D1_3Q_D2_1Q;
else
dc_lb_memory_split |=
AVIVO_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF;
} else if (mode2->hdisplay > mode1->hdisplay) {
if (mode2->hdisplay > 2560)
dc_lb_memory_split |=
AVIVO_DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q;
else
dc_lb_memory_split |=
AVIVO_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF;
} else
dc_lb_memory_split |=
AVIVO_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF;
} else if (mode1) {
dc_lb_memory_split |= AVIVO_DC_LB_MEMORY_SPLIT_D1_ONLY;
} else if (mode2) {
dc_lb_memory_split |= AVIVO_DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q;
}
#else
/* manual */
dc_lb_memory_split |= AVIVO_DC_LB_MEMORY_SPLIT_SHIFT_MODE;
dc_lb_memory_split &=
~(AVIVO_DC_LB_DISP1_END_ADR_MASK <<
AVIVO_DC_LB_DISP1_END_ADR_SHIFT);
if (mode1) {
dc_lb_memory_split |=
((((mode1->hdisplay / 2) + 64) & AVIVO_DC_LB_DISP1_END_ADR_MASK)
<< AVIVO_DC_LB_DISP1_END_ADR_SHIFT);
} else if (mode2) {
dc_lb_memory_split |= (0 << AVIVO_DC_LB_DISP1_END_ADR_SHIFT);
}
#endif
WREG32(AVIVO_DC_LB_MEMORY_SPLIT, dc_lb_memory_split);
}
drivers/gpu/drm/radeon/r100.c
浏览文件 @ c93bb85b
......@@ -1784,3 +1784,486 @@ void r100_clear_surface_reg(struct radeon_device *rdev, int reg)
int surf_index = reg * 16;
WREG32(RADEON_SURFACE0_INFO + surf_index, 0);
}
void r100_bandwidth_update(struct radeon_device *rdev)
{
fixed20_12 trcd_ff, trp_ff, tras_ff, trbs_ff, tcas_ff;
fixed20_12 sclk_ff, mclk_ff, sclk_eff_ff, sclk_delay_ff;
fixed20_12 peak_disp_bw, mem_bw, pix_clk, pix_clk2, temp_ff, crit_point_ff;
uint32_t temp, data, mem_trcd, mem_trp, mem_tras;
fixed20_12 memtcas_ff[8] = {
fixed_init(1),
fixed_init(2),
fixed_init(3),
fixed_init(0),
fixed_init_half(1),
fixed_init_half(2),
fixed_init(0),
};
fixed20_12 memtcas_rs480_ff[8] = {
fixed_init(0),
fixed_init(1),
fixed_init(2),
fixed_init(3),
fixed_init(0),
fixed_init_half(1),
fixed_init_half(2),
fixed_init_half(3),
};
fixed20_12 memtcas2_ff[8] = {
fixed_init(0),
fixed_init(1),
fixed_init(2),
fixed_init(3),
fixed_init(4),
fixed_init(5),
fixed_init(6),
fixed_init(7),
};
fixed20_12 memtrbs[8] = {
fixed_init(1),
fixed_init_half(1),
fixed_init(2),
fixed_init_half(2),
fixed_init(3),
fixed_init_half(3),
fixed_init(4),
fixed_init_half(4)
};
fixed20_12 memtrbs_r4xx[8] = {
fixed_init(4),
fixed_init(5),
fixed_init(6),
fixed_init(7),
fixed_init(8),
fixed_init(9),
fixed_init(10),
fixed_init(11)
};
fixed20_12 min_mem_eff;
fixed20_12 mc_latency_sclk, mc_latency_mclk, k1;
fixed20_12 cur_latency_mclk, cur_latency_sclk;
fixed20_12 disp_latency, disp_latency_overhead, disp_drain_rate,
disp_drain_rate2, read_return_rate;
fixed20_12 time_disp1_drop_priority;
int c;
int cur_size = 16; /* in octawords */
int critical_point = 0, critical_point2;
/* uint32_t read_return_rate, time_disp1_drop_priority; */
int stop_req, max_stop_req;
struct drm_display_mode *mode1 = NULL;
struct drm_display_mode *mode2 = NULL;
uint32_t pixel_bytes1 = 0;
uint32_t pixel_bytes2 = 0;
if (rdev->mode_info.crtcs[0]->base.enabled) {
mode1 = &rdev->mode_info.crtcs[0]->base.mode;
pixel_bytes1 = rdev->mode_info.crtcs[0]->base.fb->bits_per_pixel / 8;
}
if (rdev->mode_info.crtcs[1]->base.enabled) {
mode2 = &rdev->mode_info.crtcs[1]->base.mode;
pixel_bytes2 = rdev->mode_info.crtcs[1]->base.fb->bits_per_pixel / 8;
}
min_mem_eff.full = rfixed_const_8(0);
/* get modes */
if ((rdev->disp_priority == 2) && ASIC_IS_R300(rdev)) {
uint32_t mc_init_misc_lat_timer = RREG32(R300_MC_INIT_MISC_LAT_TIMER);
mc_init_misc_lat_timer &= ~(R300_MC_DISP1R_INIT_LAT_MASK << R300_MC_DISP1R_INIT_LAT_SHIFT);
mc_init_misc_lat_timer &= ~(R300_MC_DISP0R_INIT_LAT_MASK << R300_MC_DISP0R_INIT_LAT_SHIFT);
/* check crtc enables */
if (mode2)
mc_init_misc_lat_timer |= (1 << R300_MC_DISP1R_INIT_LAT_SHIFT);
if (mode1)
mc_init_misc_lat_timer |= (1 << R300_MC_DISP0R_INIT_LAT_SHIFT);
WREG32(R300_MC_INIT_MISC_LAT_TIMER, mc_init_misc_lat_timer);
}
/*
* determine is there is enough bw for current mode
*/
mclk_ff.full = rfixed_const(rdev->clock.default_mclk);
temp_ff.full = rfixed_const(100);
mclk_ff.full = rfixed_div(mclk_ff, temp_ff);
sclk_ff.full = rfixed_const(rdev->clock.default_sclk);
sclk_ff.full = rfixed_div(sclk_ff, temp_ff);
temp = (rdev->mc.vram_width / 8) * (rdev->mc.vram_is_ddr ? 2 : 1);
temp_ff.full = rfixed_const(temp);
mem_bw.full = rfixed_mul(mclk_ff, temp_ff);
pix_clk.full = 0;
pix_clk2.full = 0;
peak_disp_bw.full = 0;
if (mode1) {
temp_ff.full = rfixed_const(1000);
pix_clk.full = rfixed_const(mode1->clock); /* convert to fixed point */
pix_clk.full = rfixed_div(pix_clk, temp_ff);
temp_ff.full = rfixed_const(pixel_bytes1);
peak_disp_bw.full += rfixed_mul(pix_clk, temp_ff);
}
if (mode2) {
temp_ff.full = rfixed_const(1000);
pix_clk2.full = rfixed_const(mode2->clock); /* convert to fixed point */
pix_clk2.full = rfixed_div(pix_clk2, temp_ff);
temp_ff.full = rfixed_const(pixel_bytes2);
peak_disp_bw.full += rfixed_mul(pix_clk2, temp_ff);
}
mem_bw.full = rfixed_mul(mem_bw, min_mem_eff);
if (peak_disp_bw.full >= mem_bw.full) {
DRM_ERROR("You may not have enough display bandwidth for current mode\n"
"If you have flickering problem, try to lower resolution, refresh rate, or color depth\n");
}
/* Get values from the EXT_MEM_CNTL register...converting its contents. */
temp = RREG32(RADEON_MEM_TIMING_CNTL);
if ((rdev->family == CHIP_RV100) || (rdev->flags & RADEON_IS_IGP)) { /* RV100, M6, IGPs */
mem_trcd = ((temp >> 2) & 0x3) + 1;
mem_trp = ((temp & 0x3)) + 1;
mem_tras = ((temp & 0x70) >> 4) + 1;
} else if (rdev->family == CHIP_R300 ||
rdev->family == CHIP_R350) { /* r300, r350 */
mem_trcd = (temp & 0x7) + 1;
mem_trp = ((temp >> 8) & 0x7) + 1;
mem_tras = ((temp >> 11) & 0xf) + 4;
} else if (rdev->family == CHIP_RV350 ||
rdev->family <= CHIP_RV380) {
/* rv3x0 */
mem_trcd = (temp & 0x7) + 3;
mem_trp = ((temp >> 8) & 0x7) + 3;
mem_tras = ((temp >> 11) & 0xf) + 6;
} else if (rdev->family == CHIP_R420 ||
rdev->family == CHIP_R423 ||
rdev->family == CHIP_RV410) {
/* r4xx */
mem_trcd = (temp & 0xf) + 3;
if (mem_trcd > 15)
mem_trcd = 15;
mem_trp = ((temp >> 8) & 0xf) + 3;
if (mem_trp > 15)
mem_trp = 15;
mem_tras = ((temp >> 12) & 0x1f) + 6;
if (mem_tras > 31)
mem_tras = 31;
} else { /* RV200, R200 */
mem_trcd = (temp & 0x7) + 1;
mem_trp = ((temp >> 8) & 0x7) + 1;
mem_tras = ((temp >> 12) & 0xf) + 4;
}
/* convert to FF */
trcd_ff.full = rfixed_const(mem_trcd);
trp_ff.full = rfixed_const(mem_trp);
tras_ff.full = rfixed_const(mem_tras);
/* Get values from the MEM_SDRAM_MODE_REG register...converting its */
temp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
data = (temp & (7 << 20)) >> 20;
if ((rdev->family == CHIP_RV100) || rdev->flags & RADEON_IS_IGP) {
if (rdev->family == CHIP_RS480) /* don't think rs400 */
tcas_ff = memtcas_rs480_ff[data];
else
tcas_ff = memtcas_ff[data];
} else
tcas_ff = memtcas2_ff[data];
if (rdev->family == CHIP_RS400 ||
rdev->family == CHIP_RS480) {
/* extra cas latency stored in bits 23-25 0-4 clocks */
data = (temp >> 23) & 0x7;
if (data < 5)
tcas_ff.full += rfixed_const(data);
}
if (ASIC_IS_R300(rdev) && !(rdev->flags & RADEON_IS_IGP)) {
/* on the R300, Tcas is included in Trbs.
*/
temp = RREG32(RADEON_MEM_CNTL);
data = (R300_MEM_NUM_CHANNELS_MASK & temp);
if (data == 1) {
if (R300_MEM_USE_CD_CH_ONLY & temp) {
temp = RREG32(R300_MC_IND_INDEX);
temp &= ~R300_MC_IND_ADDR_MASK;
temp |= R300_MC_READ_CNTL_CD_mcind;
WREG32(R300_MC_IND_INDEX, temp);
temp = RREG32(R300_MC_IND_DATA);
data = (R300_MEM_RBS_POSITION_C_MASK & temp);
} else {
temp = RREG32(R300_MC_READ_CNTL_AB);
data = (R300_MEM_RBS_POSITION_A_MASK & temp);
}
} else {
temp = RREG32(R300_MC_READ_CNTL_AB);
data = (R300_MEM_RBS_POSITION_A_MASK & temp);
}
if (rdev->family == CHIP_RV410 ||
rdev->family == CHIP_R420 ||
rdev->family == CHIP_R423)
trbs_ff = memtrbs_r4xx[data];
else
trbs_ff = memtrbs[data];
tcas_ff.full += trbs_ff.full;
}
sclk_eff_ff.full = sclk_ff.full;
if (rdev->flags & RADEON_IS_AGP) {
fixed20_12 agpmode_ff;
agpmode_ff.full = rfixed_const(radeon_agpmode);
temp_ff.full = rfixed_const_666(16);
sclk_eff_ff.full -= rfixed_mul(agpmode_ff, temp_ff);
}
/* TODO PCIE lanes may affect this - agpmode == 16?? */
if (ASIC_IS_R300(rdev)) {
sclk_delay_ff.full = rfixed_const(250);
} else {
if ((rdev->family == CHIP_RV100) ||
rdev->flags & RADEON_IS_IGP) {
if (rdev->mc.vram_is_ddr)
sclk_delay_ff.full = rfixed_const(41);
else
sclk_delay_ff.full = rfixed_const(33);
} else {
if (rdev->mc.vram_width == 128)
sclk_delay_ff.full = rfixed_const(57);
else
sclk_delay_ff.full = rfixed_const(41);
}
}
mc_latency_sclk.full = rfixed_div(sclk_delay_ff, sclk_eff_ff);
if (rdev->mc.vram_is_ddr) {
if (rdev->mc.vram_width == 32) {
k1.full = rfixed_const(40);
c = 3;
} else {
k1.full = rfixed_const(20);
c = 1;
}
} else {
k1.full = rfixed_const(40);
c = 3;
}
temp_ff.full = rfixed_const(2);
mc_latency_mclk.full = rfixed_mul(trcd_ff, temp_ff);
temp_ff.full = rfixed_const(c);
mc_latency_mclk.full += rfixed_mul(tcas_ff, temp_ff);
temp_ff.full = rfixed_const(4);
mc_latency_mclk.full += rfixed_mul(tras_ff, temp_ff);
mc_latency_mclk.full += rfixed_mul(trp_ff, temp_ff);
mc_latency_mclk.full += k1.full;
mc_latency_mclk.full = rfixed_div(mc_latency_mclk, mclk_ff);
mc_latency_mclk.full += rfixed_div(temp_ff, sclk_eff_ff);
/*
HW cursor time assuming worst case of full size colour cursor.
*/
temp_ff.full = rfixed_const((2 * (cur_size - (rdev->mc.vram_is_ddr + 1))));
temp_ff.full += trcd_ff.full;
if (temp_ff.full < tras_ff.full)
temp_ff.full = tras_ff.full;
cur_latency_mclk.full = rfixed_div(temp_ff, mclk_ff);
temp_ff.full = rfixed_const(cur_size);
cur_latency_sclk.full = rfixed_div(temp_ff, sclk_eff_ff);
/*
Find the total latency for the display data.
*/
disp_latency_overhead.full = rfixed_const(80);
disp_latency_overhead.full = rfixed_div(disp_latency_overhead, sclk_ff);
mc_latency_mclk.full += disp_latency_overhead.full + cur_latency_mclk.full;
mc_latency_sclk.full += disp_latency_overhead.full + cur_latency_sclk.full;
if (mc_latency_mclk.full > mc_latency_sclk.full)
disp_latency.full = mc_latency_mclk.full;
else
disp_latency.full = mc_latency_sclk.full;
/* setup Max GRPH_STOP_REQ default value */
if (ASIC_IS_RV100(rdev))
max_stop_req = 0x5c;
else
max_stop_req = 0x7c;
if (mode1) {
/* CRTC1
Set GRPH_BUFFER_CNTL register using h/w defined optimal values.
GRPH_STOP_REQ <= MIN[ 0x7C, (CRTC_H_DISP + 1) * (bit depth) / 0x10 ]
*/
stop_req = mode1->hdisplay * pixel_bytes1 / 16;
if (stop_req > max_stop_req)
stop_req = max_stop_req;
/*
Find the drain rate of the display buffer.
*/
temp_ff.full = rfixed_const((16/pixel_bytes1));
disp_drain_rate.full = rfixed_div(pix_clk, temp_ff);
/*
Find the critical point of the display buffer.
*/
crit_point_ff.full = rfixed_mul(disp_drain_rate, disp_latency);
crit_point_ff.full += rfixed_const_half(0);
critical_point = rfixed_trunc(crit_point_ff);
if (rdev->disp_priority == 2) {
critical_point = 0;
}
/*
The critical point should never be above max_stop_req-4. Setting
GRPH_CRITICAL_CNTL = 0 will thus force high priority all the time.
*/
if (max_stop_req - critical_point < 4)
critical_point = 0;
if (critical_point == 0 && mode2 && rdev->family == CHIP_R300) {
/* some R300 cards have problem with this set to 0, when CRTC2 is enabled.*/
critical_point = 0x10;
}
temp = RREG32(RADEON_GRPH_BUFFER_CNTL);
temp &= ~(RADEON_GRPH_STOP_REQ_MASK);
temp |= (stop_req << RADEON_GRPH_STOP_REQ_SHIFT);
temp &= ~(RADEON_GRPH_START_REQ_MASK);
if ((rdev->family == CHIP_R350) &&
(stop_req > 0x15)) {
stop_req -= 0x10;
}
temp |= (stop_req << RADEON_GRPH_START_REQ_SHIFT);
temp |= RADEON_GRPH_BUFFER_SIZE;
temp &= ~(RADEON_GRPH_CRITICAL_CNTL |
RADEON_GRPH_CRITICAL_AT_SOF |
RADEON_GRPH_STOP_CNTL);
/*
Write the result into the register.
*/
WREG32(RADEON_GRPH_BUFFER_CNTL, ((temp & ~RADEON_GRPH_CRITICAL_POINT_MASK) |
(critical_point << RADEON_GRPH_CRITICAL_POINT_SHIFT)));
#if 0
if ((rdev->family == CHIP_RS400) ||
(rdev->family == CHIP_RS480)) {
/* attempt to program RS400 disp regs correctly ??? */
temp = RREG32(RS400_DISP1_REG_CNTL);
temp &= ~(RS400_DISP1_START_REQ_LEVEL_MASK |
RS400_DISP1_STOP_REQ_LEVEL_MASK);
WREG32(RS400_DISP1_REQ_CNTL1, (temp |
(critical_point << RS400_DISP1_START_REQ_LEVEL_SHIFT) |
(critical_point << RS400_DISP1_STOP_REQ_LEVEL_SHIFT)));
temp = RREG32(RS400_DMIF_MEM_CNTL1);
temp &= ~(RS400_DISP1_CRITICAL_POINT_START_MASK |
RS400_DISP1_CRITICAL_POINT_STOP_MASK);
WREG32(RS400_DMIF_MEM_CNTL1, (temp |
(critical_point << RS400_DISP1_CRITICAL_POINT_START_SHIFT) |
(critical_point << RS400_DISP1_CRITICAL_POINT_STOP_SHIFT)));
}
#endif
DRM_DEBUG("GRPH_BUFFER_CNTL from to %x\n",
/* (unsigned int)info->SavedReg->grph_buffer_cntl, */
(unsigned int)RREG32(RADEON_GRPH_BUFFER_CNTL));
}
if (mode2) {
u32 grph2_cntl;
stop_req = mode2->hdisplay * pixel_bytes2 / 16;
if (stop_req > max_stop_req)
stop_req = max_stop_req;
/*
Find the drain rate of the display buffer.
*/
temp_ff.full = rfixed_const((16/pixel_bytes2));
disp_drain_rate2.full = rfixed_div(pix_clk2, temp_ff);
grph2_cntl = RREG32(RADEON_GRPH2_BUFFER_CNTL);
grph2_cntl &= ~(RADEON_GRPH_STOP_REQ_MASK);
grph2_cntl |= (stop_req << RADEON_GRPH_STOP_REQ_SHIFT);
grph2_cntl &= ~(RADEON_GRPH_START_REQ_MASK);
if ((rdev->family == CHIP_R350) &&
(stop_req > 0x15)) {
stop_req -= 0x10;
}
grph2_cntl |= (stop_req << RADEON_GRPH_START_REQ_SHIFT);
grph2_cntl |= RADEON_GRPH_BUFFER_SIZE;
grph2_cntl &= ~(RADEON_GRPH_CRITICAL_CNTL |
RADEON_GRPH_CRITICAL_AT_SOF |
RADEON_GRPH_STOP_CNTL);
if ((rdev->family == CHIP_RS100) ||
(rdev->family == CHIP_RS200))
critical_point2 = 0;
else {
temp = (rdev->mc.vram_width * rdev->mc.vram_is_ddr + 1)/128;
temp_ff.full = rfixed_const(temp);
temp_ff.full = rfixed_mul(mclk_ff, temp_ff);
if (sclk_ff.full < temp_ff.full)
temp_ff.full = sclk_ff.full;
read_return_rate.full = temp_ff.full;
if (mode1) {
temp_ff.full = read_return_rate.full - disp_drain_rate.full;
time_disp1_drop_priority.full = rfixed_div(crit_point_ff, temp_ff);
} else {
time_disp1_drop_priority.full = 0;
}
crit_point_ff.full = disp_latency.full + time_disp1_drop_priority.full + disp_latency.full;
crit_point_ff.full = rfixed_mul(crit_point_ff, disp_drain_rate2);
crit_point_ff.full += rfixed_const_half(0);
critical_point2 = rfixed_trunc(crit_point_ff);
if (rdev->disp_priority == 2) {
critical_point2 = 0;
}
if (max_stop_req - critical_point2 < 4)
critical_point2 = 0;
}
if (critical_point2 == 0 && rdev->family == CHIP_R300) {
/* some R300 cards have problem with this set to 0 */
critical_point2 = 0x10;
}
WREG32(RADEON_GRPH2_BUFFER_CNTL, ((grph2_cntl & ~RADEON_GRPH_CRITICAL_POINT_MASK) |
(critical_point2 << RADEON_GRPH_CRITICAL_POINT_SHIFT)));
if ((rdev->family == CHIP_RS400) ||
(rdev->family == CHIP_RS480)) {
#if 0
/* attempt to program RS400 disp2 regs correctly ??? */
temp = RREG32(RS400_DISP2_REQ_CNTL1);
temp &= ~(RS400_DISP2_START_REQ_LEVEL_MASK |
RS400_DISP2_STOP_REQ_LEVEL_MASK);
WREG32(RS400_DISP2_REQ_CNTL1, (temp |
(critical_point2 << RS400_DISP1_START_REQ_LEVEL_SHIFT) |
(critical_point2 << RS400_DISP1_STOP_REQ_LEVEL_SHIFT)));
temp = RREG32(RS400_DISP2_REQ_CNTL2);
temp &= ~(RS400_DISP2_CRITICAL_POINT_START_MASK |
RS400_DISP2_CRITICAL_POINT_STOP_MASK);
WREG32(RS400_DISP2_REQ_CNTL2, (temp |
(critical_point2 << RS400_DISP2_CRITICAL_POINT_START_SHIFT) |
(critical_point2 << RS400_DISP2_CRITICAL_POINT_STOP_SHIFT)));
#endif
WREG32(RS400_DISP2_REQ_CNTL1, 0x105DC1CC);
WREG32(RS400_DISP2_REQ_CNTL2, 0x2749D000);
WREG32(RS400_DMIF_MEM_CNTL1, 0x29CA71DC);
WREG32(RS400_DISP1_REQ_CNTL1, 0x28FBC3AC);
}
DRM_DEBUG("GRPH2_BUFFER_CNTL from to %x\n",
(unsigned int)RREG32(RADEON_GRPH2_BUFFER_CNTL));
}
}
drivers/gpu/drm/radeon/r300.c
浏览文件 @ c93bb85b
......@@ -31,6 +31,7 @@
#include "radeon_reg.h"
#include "radeon.h"
#include "radeon_drm.h"
#include "radeon_share.h"
/* r300,r350,rv350,rv370,rv380 depends on : */
void r100_hdp_reset(struct radeon_device *rdev);
......
drivers/gpu/drm/radeon/r520.c
浏览文件 @ c93bb85b
......@@ -28,6 +28,7 @@
#include "drmP.h"
#include "radeon_reg.h"
#include "radeon.h"
#include "radeon_share.h"
/* r520,rv530,rv560,rv570,r580 depends on : */
void r100_hdp_reset(struct radeon_device *rdev);
......@@ -226,7 +227,20 @@ static void r520_vram_get_type(struct radeon_device *rdev)
void r520_vram_info(struct radeon_device *rdev)
{
fixed20_12 a;
r520_vram_get_type(rdev);
r100_vram_init_sizes(rdev);
/* FIXME: we should enforce default clock in case GPU is not in
* default setup
*/
a.full = rfixed_const(100);
rdev->pm.sclk.full = rfixed_const(rdev->clock.default_sclk);
rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a);
}
void r520_bandwidth_update(struct radeon_device *rdev)
{
rv515_bandwidth_avivo_update(rdev);
}
drivers/gpu/drm/radeon/radeon.h
浏览文件 @ c93bb85b
......@@ -113,6 +113,7 @@ enum radeon_family {
CHIP_RV770,
CHIP_RV730,
CHIP_RV710,
CHIP_RS880,
CHIP_LAST,
};
......@@ -490,6 +491,39 @@ struct radeon_wb {
uint64_t gpu_addr;
};
/**
* struct radeon_pm - power management datas
* @max_bandwidth: maximum bandwidth the gpu has (MByte/s)
* @igp_sideport_mclk: sideport memory clock Mhz (rs690,rs740,rs780,rs880)
* @igp_system_mclk: system clock Mhz (rs690,rs740,rs780,rs880)
* @igp_ht_link_clk: ht link clock Mhz (rs690,rs740,rs780,rs880)
* @igp_ht_link_width: ht link width in bits (rs690,rs740,rs780,rs880)
* @k8_bandwidth: k8 bandwidth the gpu has (MByte/s) (IGP)
* @sideport_bandwidth: sideport bandwidth the gpu has (MByte/s) (IGP)
* @ht_bandwidth: ht bandwidth the gpu has (MByte/s) (IGP)
* @core_bandwidth: core GPU bandwidth the gpu has (MByte/s) (IGP)
* @sclk: GPU clock Mhz (core bandwith depends of this clock)
* @needed_bandwidth: current bandwidth needs
*
* It keeps track of various data needed to take powermanagement decision.
* Bandwith need is used to determine minimun clock of the GPU and memory.
* Equation between gpu/memory clock and available bandwidth is hw dependent
* (type of memory, bus size, efficiency, ...)
*/
struct radeon_pm {
fixed20_12 max_bandwidth;
fixed20_12 igp_sideport_mclk;
fixed20_12 igp_system_mclk;
fixed20_12 igp_ht_link_clk;
fixed20_12 igp_ht_link_width;
fixed20_12 k8_bandwidth;
fixed20_12 sideport_bandwidth;
fixed20_12 ht_bandwidth;
fixed20_12 core_bandwidth;
fixed20_12 sclk;
fixed20_12 needed_bandwidth;
};
/*
* Benchmarking
......@@ -551,19 +585,17 @@ struct radeon_asic {
void (*set_memory_clock)(struct radeon_device *rdev, uint32_t mem_clock);
void (*set_pcie_lanes)(struct radeon_device *rdev, int lanes);
void (*set_clock_gating)(struct radeon_device *rdev, int enable);
int (*set_surface_reg)(struct radeon_device *rdev, int reg,
uint32_t tiling_flags, uint32_t pitch,
uint32_t offset, uint32_t obj_size);
int (*clear_surface_reg)(struct radeon_device *rdev, int reg);
void (*bandwidth_update)(struct radeon_device *rdev);
};
union radeon_asic_config {
struct r300_asic r300;
};
/* r100 */
void r100_vram_init_sizes(struct radeon_device *rdev);
/*
* IOCTL.
......@@ -646,6 +678,7 @@ struct radeon_device {
struct radeon_irq irq;
struct radeon_asic *asic;
struct radeon_gem gem;
struct radeon_pm pm;
struct mutex cs_mutex;
struct radeon_wb wb;
bool gpu_lockup;
......@@ -829,5 +862,6 @@ static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
#define radeon_set_clock_gating(rdev, e) (rdev)->asic->set_clock_gating((rdev), (e))
#define radeon_set_surface_reg(rdev, r, f, p, o, s) ((rdev)->asic->set_surface_reg((rdev), (r), (f), (p), (o), (s)))
#define radeon_clear_surface_reg(rdev, r) ((rdev)->asic->clear_surface_reg((rdev), (r)))
#define radeon_bandwidth_update(rdev) (rdev)->asic->bandwidth_update((rdev))
#endif
drivers/gpu/drm/radeon/radeon_asic.h
浏览文件 @ c93bb85b
......@@ -75,6 +75,7 @@ int r100_set_surface_reg(struct radeon_device *rdev, int reg,
uint32_t tiling_flags, uint32_t pitch,
uint32_t offset, uint32_t obj_size);
int r100_clear_surface_reg(struct radeon_device *rdev, int reg);
void r100_bandwidth_update(struct radeon_device *rdev);
static struct radeon_asic r100_asic = {
.init = &r100_init,
......@@ -106,6 +107,7 @@ static struct radeon_asic r100_asic = {
.set_clock_gating = &radeon_legacy_set_clock_gating,
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &r100_bandwidth_update,
};
......@@ -165,6 +167,7 @@ static struct radeon_asic r300_asic = {
.set_clock_gating = &radeon_legacy_set_clock_gating,
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &r100_bandwidth_update,
};
/*
......@@ -204,6 +207,7 @@ static struct radeon_asic r420_asic = {
.set_clock_gating = &radeon_atom_set_clock_gating,
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &r100_bandwidth_update,
};
......@@ -250,6 +254,7 @@ static struct radeon_asic rs400_asic = {
.set_clock_gating = &radeon_legacy_set_clock_gating,
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &r100_bandwidth_update,
};
......@@ -267,6 +272,7 @@ void rs600_gart_tlb_flush(struct radeon_device *rdev);
int rs600_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr);
uint32_t rs600_mc_rreg(struct radeon_device *rdev, uint32_t reg);
void rs600_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
void rs600_bandwidth_update(struct radeon_device *rdev);
static struct radeon_asic rs600_asic = {
.init = &r300_init,
.errata = &rs600_errata,
......@@ -295,6 +301,7 @@ static struct radeon_asic rs600_asic = {
.set_memory_clock = &radeon_atom_set_memory_clock,
.set_pcie_lanes = NULL,
.set_clock_gating = &radeon_atom_set_clock_gating,
.bandwidth_update = &rs600_bandwidth_update,
};
......@@ -307,6 +314,7 @@ int rs690_mc_init(struct radeon_device *rdev);
void rs690_mc_fini(struct radeon_device *rdev);
uint32_t rs690_mc_rreg(struct radeon_device *rdev, uint32_t reg);
void rs690_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
void rs690_bandwidth_update(struct radeon_device *rdev);
static struct radeon_asic rs690_asic = {
.init = &r300_init,
.errata = &rs690_errata,
......@@ -337,6 +345,7 @@ static struct radeon_asic rs690_asic = {
.set_clock_gating = &radeon_atom_set_clock_gating,
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &rs690_bandwidth_update,
};
......@@ -354,6 +363,7 @@ void rv515_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
void rv515_ring_start(struct radeon_device *rdev);
uint32_t rv515_pcie_rreg(struct radeon_device *rdev, uint32_t reg);
void rv515_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
void rv515_bandwidth_update(struct radeon_device *rdev);
static struct radeon_asic rv515_asic = {
.init = &rv515_init,
.errata = &rv515_errata,
......@@ -384,6 +394,7 @@ static struct radeon_asic rv515_asic = {
.set_clock_gating = &radeon_atom_set_clock_gating,
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &rv515_bandwidth_update,
};
......@@ -394,6 +405,7 @@ void r520_errata(struct radeon_device *rdev);
void r520_vram_info(struct radeon_device *rdev);
int r520_mc_init(struct radeon_device *rdev);
void r520_mc_fini(struct radeon_device *rdev);
void r520_bandwidth_update(struct radeon_device *rdev);
static struct radeon_asic r520_asic = {
.init = &rv515_init,
.errata = &r520_errata,
......@@ -424,6 +436,7 @@ static struct radeon_asic r520_asic = {
.set_clock_gating = &radeon_atom_set_clock_gating,
.set_surface_reg = r100_set_surface_reg,
.clear_surface_reg = r100_clear_surface_reg,
.bandwidth_update = &r520_bandwidth_update,
};
/*
......
drivers/gpu/drm/radeon/radeon_device.c
浏览文件 @ c93bb85b
......@@ -561,6 +561,11 @@ int radeon_device_init(struct radeon_device *rdev,
radeon_combios_asic_init(rdev->ddev);
}
}
/* Initialize clocks */
r = radeon_clocks_init(rdev);
if (r) {
return r;
}
/* Get vram informations */
radeon_vram_info(rdev);
......@@ -572,11 +577,6 @@ int radeon_device_init(struct radeon_device *rdev,
(unsigned)rdev->mc.aper_size >> 20);
DRM_INFO("RAM width %dbits %cDR\n",
rdev->mc.vram_width, rdev->mc.vram_is_ddr ? 'D' : 'S');
/* Initialize clocks */
r = radeon_clocks_init(rdev);
if (r) {
return r;
}
/* Initialize memory controller (also test AGP) */
r = radeon_mc_init(rdev);
if (r) {
......
drivers/gpu/drm/radeon/radeon_display.c
浏览文件 @ c93bb85b
......@@ -187,6 +187,7 @@ static void radeon_crtc_init(struct drm_device *dev, int index)
drm_mode_crtc_set_gamma_size(&radeon_crtc->base, 256);
radeon_crtc->crtc_id = index;
rdev->mode_info.crtcs[index] = radeon_crtc;
radeon_crtc->mode_set.crtc = &radeon_crtc->base;
radeon_crtc->mode_set.connectors = (struct drm_connector **)(radeon_crtc + 1);
......@@ -661,36 +662,51 @@ void radeon_modeset_fini(struct radeon_device *rdev)
}
}
void radeon_init_disp_bandwidth(struct drm_device *dev)
bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct radeon_device *rdev = dev->dev_private;
struct drm_display_mode *modes[2];
int pixel_bytes[2];
struct drm_crtc *crtc;
pixel_bytes[0] = pixel_bytes[1] = 0;
modes[0] = modes[1] = NULL;
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct drm_device *dev = crtc->dev;
struct drm_encoder *encoder;
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
struct radeon_encoder *radeon_encoder;
bool first = true;
if (crtc->enabled && crtc->fb) {
modes[radeon_crtc->crtc_id] = &crtc->mode;
pixel_bytes[radeon_crtc->crtc_id] = crtc->fb->bits_per_pixel / 8;
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
radeon_encoder = to_radeon_encoder(encoder);
if (encoder->crtc != crtc)
continue;
if (first) {
radeon_crtc->rmx_type = radeon_encoder->rmx_type;
radeon_crtc->devices = radeon_encoder->devices;
memcpy(&radeon_crtc->native_mode,
&radeon_encoder->native_mode,
sizeof(struct radeon_native_mode));
first = false;
} else {
if (radeon_crtc->rmx_type != radeon_encoder->rmx_type) {
/* WARNING: Right now this can't happen but
* in the future we need to check that scaling
* are consistent accross different encoder
* (ie all encoder can work with the same
* scaling).
*/
DRM_ERROR("Scaling not consistent accross encoder.\n");
return false;
}
}
if (ASIC_IS_AVIVO(rdev)) {
radeon_init_disp_bw_avivo(dev,
modes[0],
pixel_bytes[0],
modes[1],
pixel_bytes[1]);
}
if (radeon_crtc->rmx_type != RMX_OFF) {
fixed20_12 a, b;
a.full = rfixed_const(crtc->mode.vdisplay);
b.full = rfixed_const(radeon_crtc->native_mode.panel_xres);
radeon_crtc->vsc.full = rfixed_div(a, b);
a.full = rfixed_const(crtc->mode.hdisplay);
b.full = rfixed_const(radeon_crtc->native_mode.panel_yres);
radeon_crtc->hsc.full = rfixed_div(a, b);
} else {
radeon_init_disp_bw_legacy(dev,
modes[0],
pixel_bytes[0],
modes[1],
pixel_bytes[1]);
radeon_crtc->vsc.full = rfixed_const(1);
radeon_crtc->hsc.full = rfixed_const(1);
}
return true;
}
drivers/gpu/drm/radeon/radeon_encoders.c
浏览文件 @ c93bb85b
......@@ -154,7 +154,6 @@ void radeon_rmx_mode_fixup(struct drm_encoder *encoder,
if (mode->hdisplay < native_mode->panel_xres ||
mode->vdisplay < native_mode->panel_yres) {
radeon_encoder->flags |= RADEON_USE_RMX;
if (ASIC_IS_AVIVO(rdev)) {
adjusted_mode->hdisplay = native_mode->panel_xres;
adjusted_mode->vdisplay = native_mode->panel_yres;
......@@ -197,15 +196,13 @@ void radeon_rmx_mode_fixup(struct drm_encoder *encoder,
}
}
static bool radeon_atom_mode_fixup(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
radeon_encoder->flags &= ~RADEON_USE_RMX;
drm_mode_set_crtcinfo(adjusted_mode, 0);
if (radeon_encoder->rmx_type != RMX_OFF)
......@@ -808,234 +805,6 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action)
}
static void atom_rv515_force_tv_scaler(struct radeon_device *rdev)
{
WREG32(0x659C, 0x0);
WREG32(0x6594, 0x705);
WREG32(0x65A4, 0x10001);
WREG32(0x65D8, 0x0);
WREG32(0x65B0, 0x0);
WREG32(0x65C0, 0x0);
WREG32(0x65D4, 0x0);
WREG32(0x6578, 0x0);
WREG32(0x657C, 0x841880A8);
WREG32(0x6578, 0x1);
WREG32(0x657C, 0x84208680);
WREG32(0x6578, 0x2);
WREG32(0x657C, 0xBFF880B0);
WREG32(0x6578, 0x100);
WREG32(0x657C, 0x83D88088);
WREG32(0x6578, 0x101);
WREG32(0x657C, 0x84608680);
WREG32(0x6578, 0x102);
WREG32(0x657C, 0xBFF080D0);
WREG32(0x6578, 0x200);
WREG32(0x657C, 0x83988068);
WREG32(0x6578, 0x201);
WREG32(0x657C, 0x84A08680);
WREG32(0x6578, 0x202);
WREG32(0x657C, 0xBFF080F8);
WREG32(0x6578, 0x300);
WREG32(0x657C, 0x83588058);
WREG32(0x6578, 0x301);
WREG32(0x657C, 0x84E08660);
WREG32(0x6578, 0x302);
WREG32(0x657C, 0xBFF88120);
WREG32(0x6578, 0x400);
WREG32(0x657C, 0x83188040);
WREG32(0x6578, 0x401);
WREG32(0x657C, 0x85008660);
WREG32(0x6578, 0x402);
WREG32(0x657C, 0xBFF88150);
WREG32(0x6578, 0x500);
WREG32(0x657C, 0x82D88030);
WREG32(0x6578, 0x501);
WREG32(0x657C, 0x85408640);
WREG32(0x6578, 0x502);
WREG32(0x657C, 0xBFF88180);
WREG32(0x6578, 0x600);
WREG32(0x657C, 0x82A08018);
WREG32(0x6578, 0x601);
WREG32(0x657C, 0x85808620);
WREG32(0x6578, 0x602);
WREG32(0x657C, 0xBFF081B8);
WREG32(0x6578, 0x700);
WREG32(0x657C, 0x82608010);
WREG32(0x6578, 0x701);
WREG32(0x657C, 0x85A08600);
WREG32(0x6578, 0x702);
WREG32(0x657C, 0x800081F0);
WREG32(0x6578, 0x800);
WREG32(0x657C, 0x8228BFF8);
WREG32(0x6578, 0x801);
WREG32(0x657C, 0x85E085E0);
WREG32(0x6578, 0x802);
WREG32(0x657C, 0xBFF88228);
WREG32(0x6578, 0x10000);
WREG32(0x657C, 0x82A8BF00);
WREG32(0x6578, 0x10001);
WREG32(0x657C, 0x82A08CC0);
WREG32(0x6578, 0x10002);
WREG32(0x657C, 0x8008BEF8);
WREG32(0x6578, 0x10100);
WREG32(0x657C, 0x81F0BF28);
WREG32(0x6578, 0x10101);
WREG32(0x657C, 0x83608CA0);
WREG32(0x6578, 0x10102);
WREG32(0x657C, 0x8018BED0);
WREG32(0x6578, 0x10200);
WREG32(0x657C, 0x8148BF38);
WREG32(0x6578, 0x10201);
WREG32(0x657C, 0x84408C80);
WREG32(0x6578, 0x10202);
WREG32(0x657C, 0x8008BEB8);
WREG32(0x6578, 0x10300);
WREG32(0x657C, 0x80B0BF78);
WREG32(0x6578, 0x10301);
WREG32(0x657C, 0x85008C20);
WREG32(0x6578, 0x10302);
WREG32(0x657C, 0x8020BEA0);
WREG32(0x6578, 0x10400);
WREG32(0x657C, 0x8028BF90);
WREG32(0x6578, 0x10401);
WREG32(0x657C, 0x85E08BC0);
WREG32(0x6578, 0x10402);
WREG32(0x657C, 0x8018BE90);
WREG32(0x6578, 0x10500);
WREG32(0x657C, 0xBFB8BFB0);
WREG32(0x6578, 0x10501);
WREG32(0x657C, 0x86C08B40);
WREG32(0x6578, 0x10502);
WREG32(0x657C, 0x8010BE90);
WREG32(0x6578, 0x10600);
WREG32(0x657C, 0xBF58BFC8);
WREG32(0x6578, 0x10601);
WREG32(0x657C, 0x87A08AA0);
WREG32(0x6578, 0x10602);
WREG32(0x657C, 0x8010BE98);
WREG32(0x6578, 0x10700);
WREG32(0x657C, 0xBF10BFF0);
WREG32(0x6578, 0x10701);
WREG32(0x657C, 0x886089E0);
WREG32(0x6578, 0x10702);
WREG32(0x657C, 0x8018BEB0);
WREG32(0x6578, 0x10800);
WREG32(0x657C, 0xBED8BFE8);
WREG32(0x6578, 0x10801);
WREG32(0x657C, 0x89408940);
WREG32(0x6578, 0x10802);
WREG32(0x657C, 0xBFE8BED8);
WREG32(0x6578, 0x20000);
WREG32(0x657C, 0x80008000);
WREG32(0x6578, 0x20001);
WREG32(0x657C, 0x90008000);
WREG32(0x6578, 0x20002);
WREG32(0x657C, 0x80008000);
WREG32(0x6578, 0x20003);
WREG32(0x657C, 0x80008000);
WREG32(0x6578, 0x20100);
WREG32(0x657C, 0x80108000);
WREG32(0x6578, 0x20101);
WREG32(0x657C, 0x8FE0BF70);
WREG32(0x6578, 0x20102);
WREG32(0x657C, 0xBFE880C0);
WREG32(0x6578, 0x20103);
WREG32(0x657C, 0x80008000);
WREG32(0x6578, 0x20200);
WREG32(0x657C, 0x8018BFF8);
WREG32(0x6578, 0x20201);
WREG32(0x657C, 0x8F80BF08);
WREG32(0x6578, 0x20202);
WREG32(0x657C, 0xBFD081A0);
WREG32(0x6578, 0x20203);
WREG32(0x657C, 0xBFF88000);
WREG32(0x6578, 0x20300);
WREG32(0x657C, 0x80188000);
WREG32(0x6578, 0x20301);
WREG32(0x657C, 0x8EE0BEC0);
WREG32(0x6578, 0x20302);
WREG32(0x657C, 0xBFB082A0);
WREG32(0x6578, 0x20303);
WREG32(0x657C, 0x80008000);
WREG32(0x6578, 0x20400);
WREG32(0x657C, 0x80188000);
WREG32(0x6578, 0x20401);
WREG32(0x657C, 0x8E00BEA0);
WREG32(0x6578, 0x20402);
WREG32(0x657C, 0xBF8883C0);
WREG32(0x6578, 0x20403);
WREG32(0x657C, 0x80008000);
WREG32(0x6578, 0x20500);
WREG32(0x657C, 0x80188000);
WREG32(0x6578, 0x20501);
WREG32(0x657C, 0x8D00BE90);
WREG32(0x6578, 0x20502);
WREG32(0x657C, 0xBF588500);
WREG32(0x6578, 0x20503);
WREG32(0x657C, 0x80008008);
WREG32(0x6578, 0x20600);
WREG32(0x657C, 0x80188000);
WREG32(0x6578, 0x20601);
WREG32(0x657C, 0x8BC0BE98);
WREG32(0x6578, 0x20602);
WREG32(0x657C, 0xBF308660);
WREG32(0x6578, 0x20603);
WREG32(0x657C, 0x80008008);
WREG32(0x6578, 0x20700);
WREG32(0x657C, 0x80108000);
WREG32(0x6578, 0x20701);
WREG32(0x657C, 0x8A80BEB0);
WREG32(0x6578, 0x20702);
WREG32(0x657C, 0xBF0087C0);
WREG32(0x6578, 0x20703);
WREG32(0x657C, 0x80008008);
WREG32(0x6578, 0x20800);
WREG32(0x657C, 0x80108000);
WREG32(0x6578, 0x20801);
WREG32(0x657C, 0x8920BED0);
WREG32(0x6578, 0x20802);
WREG32(0x657C, 0xBED08920);
WREG32(0x6578, 0x20803);
WREG32(0x657C, 0x80008010);
WREG32(0x6578, 0x30000);
WREG32(0x657C, 0x90008000);
WREG32(0x6578, 0x30001);
WREG32(0x657C, 0x80008000);
WREG32(0x6578, 0x30100);
WREG32(0x657C, 0x8FE0BF90);
WREG32(0x6578, 0x30101);
WREG32(0x657C, 0xBFF880A0);
WREG32(0x6578, 0x30200);
WREG32(0x657C, 0x8F60BF40);
WREG32(0x6578, 0x30201);
WREG32(0x657C, 0xBFE88180);
WREG32(0x6578, 0x30300);
WREG32(0x657C, 0x8EC0BF00);
WREG32(0x6578, 0x30301);
WREG32(0x657C, 0xBFC88280);
WREG32(0x6578, 0x30400);
WREG32(0x657C, 0x8DE0BEE0);
WREG32(0x6578, 0x30401);
WREG32(0x657C, 0xBFA083A0);
WREG32(0x6578, 0x30500);
WREG32(0x657C, 0x8CE0BED0);
WREG32(0x6578, 0x30501);
WREG32(0x657C, 0xBF7884E0);
WREG32(0x6578, 0x30600);
WREG32(0x657C, 0x8BA0BED8);
WREG32(0x6578, 0x30601);
WREG32(0x657C, 0xBF508640);
WREG32(0x6578, 0x30700);
WREG32(0x657C, 0x8A60BEE8);
WREG32(0x6578, 0x30701);
WREG32(0x657C, 0xBF2087A0);
WREG32(0x6578, 0x30800);
WREG32(0x657C, 0x8900BF00);
WREG32(0x6578, 0x30801);
WREG32(0x657C, 0xBF008900);
}
static void
atombios_yuv_setup(struct drm_encoder *encoder, bool enable)
{
......@@ -1073,129 +842,6 @@ atombios_yuv_setup(struct drm_encoder *encoder, bool enable)
WREG32(reg, temp);
}
static void
atombios_overscan_setup(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
SET_CRTC_OVERSCAN_PS_ALLOCATION args;
int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_OverScan);
memset(&args, 0, sizeof(args));
args.usOverscanRight = 0;
args.usOverscanLeft = 0;
args.usOverscanBottom = 0;
args.usOverscanTop = 0;
args.ucCRTC = radeon_crtc->crtc_id;
if (radeon_encoder->flags & RADEON_USE_RMX) {
if (radeon_encoder->rmx_type == RMX_FULL) {
args.usOverscanRight = 0;
args.usOverscanLeft = 0;
args.usOverscanBottom = 0;
args.usOverscanTop = 0;
} else if (radeon_encoder->rmx_type == RMX_CENTER) {
args.usOverscanTop = (adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2;
args.usOverscanBottom = (adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2;
args.usOverscanLeft = (adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2;
args.usOverscanRight = (adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2;
} else if (radeon_encoder->rmx_type == RMX_ASPECT) {
int a1 = mode->crtc_vdisplay * adjusted_mode->crtc_hdisplay;
int a2 = adjusted_mode->crtc_vdisplay * mode->crtc_hdisplay;
if (a1 > a2) {
args.usOverscanLeft = (adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2;
args.usOverscanRight = (adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2;
} else if (a2 > a1) {
args.usOverscanLeft = (adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2;
args.usOverscanRight = (adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2;
}
}
}
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
}
static void
atombios_scaler_setup(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
ENABLE_SCALER_PS_ALLOCATION args;
int index = GetIndexIntoMasterTable(COMMAND, EnableScaler);
/* fixme - fill in enc_priv for atom dac */
enum radeon_tv_std tv_std = TV_STD_NTSC;
if (!ASIC_IS_AVIVO(rdev) && radeon_crtc->crtc_id)
return;
memset(&args, 0, sizeof(args));
args.ucScaler = radeon_crtc->crtc_id;
if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
switch (tv_std) {
case TV_STD_NTSC:
default:
args.ucTVStandard = ATOM_TV_NTSC;
break;
case TV_STD_PAL:
args.ucTVStandard = ATOM_TV_PAL;
break;
case TV_STD_PAL_M:
args.ucTVStandard = ATOM_TV_PALM;
break;
case TV_STD_PAL_60:
args.ucTVStandard = ATOM_TV_PAL60;
break;
case TV_STD_NTSC_J:
args.ucTVStandard = ATOM_TV_NTSCJ;
break;
case TV_STD_SCART_PAL:
args.ucTVStandard = ATOM_TV_PAL; /* ??? */
break;
case TV_STD_SECAM:
args.ucTVStandard = ATOM_TV_SECAM;
break;
case TV_STD_PAL_CN:
args.ucTVStandard = ATOM_TV_PALCN;
break;
}
args.ucEnable = SCALER_ENABLE_MULTITAP_MODE;
} else if (radeon_encoder->devices & (ATOM_DEVICE_CV_SUPPORT)) {
args.ucTVStandard = ATOM_TV_CV;
args.ucEnable = SCALER_ENABLE_MULTITAP_MODE;
} else if (radeon_encoder->flags & RADEON_USE_RMX) {
if (radeon_encoder->rmx_type == RMX_FULL)
args.ucEnable = ATOM_SCALER_EXPANSION;
else if (radeon_encoder->rmx_type == RMX_CENTER)
args.ucEnable = ATOM_SCALER_CENTER;
else if (radeon_encoder->rmx_type == RMX_ASPECT)
args.ucEnable = ATOM_SCALER_EXPANSION;
} else {
if (ASIC_IS_AVIVO(rdev))
args.ucEnable = ATOM_SCALER_DISABLE;
else
args.ucEnable = ATOM_SCALER_CENTER;
}
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
if (radeon_encoder->devices & (ATOM_DEVICE_CV_SUPPORT | ATOM_DEVICE_TV_SUPPORT)
&& rdev->family >= CHIP_RV515 && rdev->family <= CHIP_RV570) {
atom_rv515_force_tv_scaler(rdev);
}
}
static void
radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode)
{
......@@ -1448,8 +1094,6 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder,
radeon_encoder->pixel_clock = adjusted_mode->clock;
radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
atombios_overscan_setup(encoder, mode, adjusted_mode);
atombios_scaler_setup(encoder);
atombios_set_encoder_crtc_source(encoder);
if (ASIC_IS_AVIVO(rdev)) {
......@@ -1667,6 +1311,7 @@ radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t su
radeon_encoder->encoder_id = encoder_id;
radeon_encoder->devices = supported_device;
radeon_encoder->rmx_type = RMX_OFF;
switch (radeon_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_LVDS:
......@@ -1700,14 +1345,8 @@ radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t su
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
radeon_encoder->rmx_type = RMX_FULL;
drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_LVDS);
radeon_encoder->enc_priv = radeon_atombios_get_lvds_info(radeon_encoder);
} else {
drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TMDS);
radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder);
}
drm_encoder_helper_add(encoder, &radeon_atom_dig_helper_funcs);
break;
}
......
drivers/gpu/drm/radeon/radeon_legacy_encoders.c
浏览文件 @ c93bb85b
......@@ -30,170 +30,6 @@
#include "atom.h"
static void radeon_legacy_rmx_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
int xres = mode->hdisplay;
int yres = mode->vdisplay;
bool hscale = true, vscale = true;
int hsync_wid;
int vsync_wid;
int hsync_start;
uint32_t scale, inc;
uint32_t fp_horz_stretch, fp_vert_stretch, crtc_more_cntl, fp_horz_vert_active;
uint32_t fp_h_sync_strt_wid, fp_v_sync_strt_wid, fp_crtc_h_total_disp, fp_crtc_v_total_disp;
struct radeon_native_mode *native_mode = &radeon_encoder->native_mode;
DRM_DEBUG("\n");
fp_vert_stretch = RREG32(RADEON_FP_VERT_STRETCH) &
(RADEON_VERT_STRETCH_RESERVED |
RADEON_VERT_AUTO_RATIO_INC);
fp_horz_stretch = RREG32(RADEON_FP_HORZ_STRETCH) &
(RADEON_HORZ_FP_LOOP_STRETCH |
RADEON_HORZ_AUTO_RATIO_INC);
crtc_more_cntl = 0;
if ((rdev->family == CHIP_RS100) ||
(rdev->family == CHIP_RS200)) {
/* This is to workaround the asic bug for RMX, some versions
of BIOS dosen't have this register initialized correctly. */
crtc_more_cntl |= RADEON_CRTC_H_CUTOFF_ACTIVE_EN;
}
fp_crtc_h_total_disp = ((((mode->crtc_htotal / 8) - 1) & 0x3ff)
| ((((mode->crtc_hdisplay / 8) - 1) & 0x1ff) << 16));
hsync_wid = (mode->crtc_hsync_end - mode->crtc_hsync_start) / 8;
if (!hsync_wid)
hsync_wid = 1;
hsync_start = mode->crtc_hsync_start - 8;
fp_h_sync_strt_wid = ((hsync_start & 0x1fff)
| ((hsync_wid & 0x3f) << 16)
| ((mode->flags & DRM_MODE_FLAG_NHSYNC)
? RADEON_CRTC_H_SYNC_POL
: 0));
fp_crtc_v_total_disp = (((mode->crtc_vtotal - 1) & 0xffff)
| ((mode->crtc_vdisplay - 1) << 16));
vsync_wid = mode->crtc_vsync_end - mode->crtc_vsync_start;
if (!vsync_wid)
vsync_wid = 1;
fp_v_sync_strt_wid = (((mode->crtc_vsync_start - 1) & 0xfff)
| ((vsync_wid & 0x1f) << 16)
| ((mode->flags & DRM_MODE_FLAG_NVSYNC)
? RADEON_CRTC_V_SYNC_POL
: 0));
fp_horz_vert_active = 0;
if (native_mode->panel_xres == 0 ||
native_mode->panel_yres == 0) {
hscale = false;
vscale = false;
} else {
if (xres > native_mode->panel_xres)
xres = native_mode->panel_xres;
if (yres > native_mode->panel_yres)
yres = native_mode->panel_yres;
if (xres == native_mode->panel_xres)
hscale = false;
if (yres == native_mode->panel_yres)
vscale = false;
}
if (radeon_encoder->flags & RADEON_USE_RMX) {
if (radeon_encoder->rmx_type != RMX_CENTER) {
if (!hscale)
fp_horz_stretch |= ((xres/8-1) << 16);
else {
inc = (fp_horz_stretch & RADEON_HORZ_AUTO_RATIO_INC) ? 1 : 0;
scale = ((xres + inc) * RADEON_HORZ_STRETCH_RATIO_MAX)
/ native_mode->panel_xres + 1;
fp_horz_stretch |= (((scale) & RADEON_HORZ_STRETCH_RATIO_MASK) |
RADEON_HORZ_STRETCH_BLEND |
RADEON_HORZ_STRETCH_ENABLE |
((native_mode->panel_xres/8-1) << 16));
}
if (!vscale)
fp_vert_stretch |= ((yres-1) << 12);
else {
inc = (fp_vert_stretch & RADEON_VERT_AUTO_RATIO_INC) ? 1 : 0;
scale = ((yres + inc) * RADEON_VERT_STRETCH_RATIO_MAX)
/ native_mode->panel_yres + 1;
fp_vert_stretch |= (((scale) & RADEON_VERT_STRETCH_RATIO_MASK) |
RADEON_VERT_STRETCH_ENABLE |
RADEON_VERT_STRETCH_BLEND |
((native_mode->panel_yres-1) << 12));
}
} else if (radeon_encoder->rmx_type == RMX_CENTER) {
int blank_width;
fp_horz_stretch |= ((xres/8-1) << 16);
fp_vert_stretch |= ((yres-1) << 12);
crtc_more_cntl |= (RADEON_CRTC_AUTO_HORZ_CENTER_EN |
RADEON_CRTC_AUTO_VERT_CENTER_EN);
blank_width = (mode->crtc_hblank_end - mode->crtc_hblank_start) / 8;
if (blank_width > 110)
blank_width = 110;
fp_crtc_h_total_disp = (((blank_width) & 0x3ff)
| ((((mode->crtc_hdisplay / 8) - 1) & 0x1ff) << 16));
hsync_wid = (mode->crtc_hsync_end - mode->crtc_hsync_start) / 8;
if (!hsync_wid)
hsync_wid = 1;
fp_h_sync_strt_wid = ((((mode->crtc_hsync_start - mode->crtc_hblank_start) / 8) & 0x1fff)
| ((hsync_wid & 0x3f) << 16)
| ((mode->flags & DRM_MODE_FLAG_NHSYNC)
? RADEON_CRTC_H_SYNC_POL
: 0));
fp_crtc_v_total_disp = (((mode->crtc_vblank_end - mode->crtc_vblank_start) & 0xffff)
| ((mode->crtc_vdisplay - 1) << 16));
vsync_wid = mode->crtc_vsync_end - mode->crtc_vsync_start;
if (!vsync_wid)
vsync_wid = 1;
fp_v_sync_strt_wid = ((((mode->crtc_vsync_start - mode->crtc_vblank_start) & 0xfff)
| ((vsync_wid & 0x1f) << 16)
| ((mode->flags & DRM_MODE_FLAG_NVSYNC)
? RADEON_CRTC_V_SYNC_POL
: 0)));
fp_horz_vert_active = (((native_mode->panel_yres) & 0xfff) |
(((native_mode->panel_xres / 8) & 0x1ff) << 16));
}
} else {
fp_horz_stretch |= ((xres/8-1) << 16);
fp_vert_stretch |= ((yres-1) << 12);
}
WREG32(RADEON_FP_HORZ_STRETCH, fp_horz_stretch);
WREG32(RADEON_FP_VERT_STRETCH, fp_vert_stretch);
WREG32(RADEON_CRTC_MORE_CNTL, crtc_more_cntl);
WREG32(RADEON_FP_HORZ_VERT_ACTIVE, fp_horz_vert_active);
WREG32(RADEON_FP_H_SYNC_STRT_WID, fp_h_sync_strt_wid);
WREG32(RADEON_FP_V_SYNC_STRT_WID, fp_v_sync_strt_wid);
WREG32(RADEON_FP_CRTC_H_TOTAL_DISP, fp_crtc_h_total_disp);
WREG32(RADEON_FP_CRTC_V_TOTAL_DISP, fp_crtc_v_total_disp);
}
static void radeon_legacy_lvds_dpms(struct drm_encoder *encoder, int mode)
{
struct drm_device *dev = encoder->dev;
......@@ -287,9 +123,6 @@ static void radeon_legacy_lvds_mode_set(struct drm_encoder *encoder,
DRM_DEBUG("\n");
if (radeon_crtc->crtc_id == 0)
radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode);
lvds_pll_cntl = RREG32(RADEON_LVDS_PLL_CNTL);
lvds_pll_cntl &= ~RADEON_LVDS_PLL_EN;
......@@ -318,7 +151,7 @@ static void radeon_legacy_lvds_mode_set(struct drm_encoder *encoder,
if (radeon_crtc->crtc_id == 0) {
if (ASIC_IS_R300(rdev)) {
if (radeon_encoder->flags & RADEON_USE_RMX)
if (radeon_encoder->rmx_type != RMX_OFF)
lvds_pll_cntl |= R300_LVDS_SRC_SEL_RMX;
} else
lvds_gen_cntl &= ~RADEON_LVDS_SEL_CRTC2;
......@@ -350,8 +183,6 @@ static bool radeon_legacy_lvds_mode_fixup(struct drm_encoder *encoder,
drm_mode_set_crtcinfo(adjusted_mode, 0);
radeon_encoder->flags &= ~RADEON_USE_RMX;
if (radeon_encoder->rmx_type != RMX_OFF)
radeon_rmx_mode_fixup(encoder, mode, adjusted_mode);
......@@ -455,9 +286,6 @@ static void radeon_legacy_primary_dac_mode_set(struct drm_encoder *encoder,
DRM_DEBUG("\n");
if (radeon_crtc->crtc_id == 0)
radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode);
if (radeon_crtc->crtc_id == 0) {
if (rdev->family == CHIP_R200 || ASIC_IS_R300(rdev)) {
disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL) &
......@@ -653,9 +481,6 @@ static void radeon_legacy_tmds_int_mode_set(struct drm_encoder *encoder,
DRM_DEBUG("\n");
if (radeon_crtc->crtc_id == 0)
radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode);
tmp = tmds_pll_cntl = RREG32(RADEON_TMDS_PLL_CNTL);
tmp &= 0xfffff;
if (rdev->family == CHIP_RV280) {
......@@ -711,7 +536,7 @@ static void radeon_legacy_tmds_int_mode_set(struct drm_encoder *encoder,
if (radeon_crtc->crtc_id == 0) {
if (ASIC_IS_R300(rdev) || rdev->family == CHIP_R200) {
fp_gen_cntl &= ~R200_FP_SOURCE_SEL_MASK;
if (radeon_encoder->flags & RADEON_USE_RMX)
if (radeon_encoder->rmx_type != RMX_OFF)
fp_gen_cntl |= R200_FP_SOURCE_SEL_RMX;
else
fp_gen_cntl |= R200_FP_SOURCE_SEL_CRTC1;
......@@ -820,9 +645,6 @@ static void radeon_legacy_tmds_ext_mode_set(struct drm_encoder *encoder,
DRM_DEBUG("\n");
if (radeon_crtc->crtc_id == 0)
radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode);
if (rdev->is_atom_bios) {
radeon_encoder->pixel_clock = adjusted_mode->clock;
atombios_external_tmds_setup(encoder, ATOM_ENABLE);
......@@ -856,7 +678,7 @@ static void radeon_legacy_tmds_ext_mode_set(struct drm_encoder *encoder,
if (radeon_crtc->crtc_id == 0) {
if ((rdev->family == CHIP_R200) || ASIC_IS_R300(rdev)) {
fp2_gen_cntl &= ~R200_FP2_SOURCE_SEL_MASK;
if (radeon_encoder->flags & RADEON_USE_RMX)
if (radeon_encoder->rmx_type != RMX_OFF)
fp2_gen_cntl |= R200_FP2_SOURCE_SEL_RMX;
else
fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC1;
......@@ -1014,9 +836,6 @@ static void radeon_legacy_tv_dac_mode_set(struct drm_encoder *encoder,
DRM_DEBUG("\n");
if (radeon_crtc->crtc_id == 0)
radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode);
if (rdev->family != CHIP_R200) {
tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL);
if (rdev->family == CHIP_R420 ||
......@@ -1243,6 +1062,7 @@ radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t
radeon_encoder->encoder_id = encoder_id;
radeon_encoder->devices = supported_device;
radeon_encoder->rmx_type = RMX_OFF;
switch (radeon_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_LVDS:
......
drivers/gpu/drm/radeon/radeon_mode.h
浏览文件 @ c93bb85b
......@@ -36,6 +36,9 @@
#include <linux/i2c.h>
#include <linux/i2c-id.h>
#include <linux/i2c-algo-bit.h>
#include "radeon_fixed.h"
struct radeon_device;
#define to_radeon_crtc(x) container_of(x, struct radeon_crtc, base)
#define to_radeon_connector(x) container_of(x, struct radeon_connector, base)
......@@ -171,6 +174,18 @@ struct radeon_mode_info {
struct atom_context *atom_context;
enum radeon_connector_table connector_table;
bool mode_config_initialized;
struct radeon_crtc *crtcs[2];
};
struct radeon_native_mode {
/* preferred mode */
uint32_t panel_xres, panel_yres;
uint32_t hoverplus, hsync_width;
uint32_t hblank;
uint32_t voverplus, vsync_width;
uint32_t vblank;
uint32_t dotclock;
uint32_t flags;
};
struct radeon_crtc {
......@@ -188,19 +203,11 @@ struct radeon_crtc {
int cursor_height;
uint32_t legacy_display_base_addr;
uint32_t legacy_cursor_offset;
};
#define RADEON_USE_RMX 1
struct radeon_native_mode {
/* preferred mode */
uint32_t panel_xres, panel_yres;
uint32_t hoverplus, hsync_width;
uint32_t hblank;
uint32_t voverplus, vsync_width;
uint32_t vblank;
uint32_t dotclock;
uint32_t flags;
enum radeon_rmx_type rmx_type;
uint32_t devices;
fixed20_12 vsc;
fixed20_12 hsc;
struct radeon_native_mode native_mode;
};
struct radeon_encoder_primary_dac {
......@@ -386,16 +393,9 @@ void radeon_enc_destroy(struct drm_encoder *encoder);
void radeon_copy_fb(struct drm_device *dev, struct drm_gem_object *dst_obj);
void radeon_combios_asic_init(struct drm_device *dev);
extern int radeon_static_clocks_init(struct drm_device *dev);
void radeon_init_disp_bw_legacy(struct drm_device *dev,
struct drm_display_mode *mode1,
uint32_t pixel_bytes1,
struct drm_display_mode *mode2,
uint32_t pixel_bytes2);
void radeon_init_disp_bw_avivo(struct drm_device *dev,
struct drm_display_mode *mode1,
uint32_t pixel_bytes1,
struct drm_display_mode *mode2,
uint32_t pixel_bytes2);
void radeon_init_disp_bandwidth(struct drm_device *dev);
bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
void atom_rv515_force_tv_scaler(struct radeon_device *rdev);
#endif
drivers/gpu/drm/radeon/radeon_share.h 0 → 100644
浏览文件 @ c93bb85b
/*
* Copyright 2008 Advanced Micro Devices, Inc.
* Copyright 2008 Red Hat Inc.
* Copyright 2009 Jerome Glisse.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Dave Airlie
* Alex Deucher
* Jerome Glisse
*/
#ifndef __RADEON_SHARE_H__
#define __RADEON_SHARE_H__
void r100_vram_init_sizes(struct radeon_device *rdev);
void rs690_line_buffer_adjust(struct radeon_device *rdev,
struct drm_display_mode *mode1,
struct drm_display_mode *mode2);
void rv515_bandwidth_avivo_update(struct radeon_device *rdev);
#endif
drivers/gpu/drm/radeon/rs400.c
浏览文件 @ c93bb85b
......@@ -29,6 +29,7 @@
#include <drm/drmP.h>
#include "radeon_reg.h"
#include "radeon.h"
#include "radeon_share.h"
/* rs400,rs480 depends on : */
void r100_hdp_reset(struct radeon_device *rdev);
......
drivers/gpu/drm/radeon/rs600.c
浏览文件 @ c93bb85b
......@@ -301,6 +301,11 @@ void rs600_vram_info(struct radeon_device *rdev)
rdev->mc.vram_width = 128;
}
void rs600_bandwidth_update(struct radeon_device *rdev)
{
/* FIXME: implement, should this be like rs690 ? */
}
/*
* Indirect registers accessor
......
drivers/gpu/drm/radeon/rs690.c
浏览文件 @ c93bb85b
......@@ -28,6 +28,9 @@
#include "drmP.h"
#include "radeon_reg.h"
#include "radeon.h"
#include "rs690r.h"
#include "atom.h"
#include "atom-bits.h"
/* rs690,rs740 depends on : */
void r100_hdp_reset(struct radeon_device *rdev);
......@@ -138,9 +141,82 @@ void rs690_gpu_init(struct radeon_device *rdev)
/*
* VRAM info.
*/
void rs690_pm_info(struct radeon_device *rdev)
{
int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
struct _ATOM_INTEGRATED_SYSTEM_INFO *info;
struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 *info_v2;
void *ptr;
uint16_t data_offset;
uint8_t frev, crev;
fixed20_12 tmp;
atom_parse_data_header(rdev->mode_info.atom_context, index, NULL,
&frev, &crev, &data_offset);
ptr = rdev->mode_info.atom_context->bios + data_offset;
info = (struct _ATOM_INTEGRATED_SYSTEM_INFO *)ptr;
info_v2 = (struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 *)ptr;
/* Get various system informations from bios */
switch (crev) {
case 1:
tmp.full = rfixed_const(100);
rdev->pm.igp_sideport_mclk.full = rfixed_const(info->ulBootUpMemoryClock);
rdev->pm.igp_sideport_mclk.full = rfixed_div(rdev->pm.igp_sideport_mclk, tmp);
rdev->pm.igp_system_mclk.full = rfixed_const(le16_to_cpu(info->usK8MemoryClock));
rdev->pm.igp_ht_link_clk.full = rfixed_const(le16_to_cpu(info->usFSBClock));
rdev->pm.igp_ht_link_width.full = rfixed_const(info->ucHTLinkWidth);
break;
case 2:
tmp.full = rfixed_const(100);
rdev->pm.igp_sideport_mclk.full = rfixed_const(info_v2->ulBootUpSidePortClock);
rdev->pm.igp_sideport_mclk.full = rfixed_div(rdev->pm.igp_sideport_mclk, tmp);
rdev->pm.igp_system_mclk.full = rfixed_const(info_v2->ulBootUpUMAClock);
rdev->pm.igp_system_mclk.full = rfixed_div(rdev->pm.igp_system_mclk, tmp);
rdev->pm.igp_ht_link_clk.full = rfixed_const(info_v2->ulHTLinkFreq);
rdev->pm.igp_ht_link_clk.full = rfixed_div(rdev->pm.igp_ht_link_clk, tmp);
rdev->pm.igp_ht_link_width.full = rfixed_const(le16_to_cpu(info_v2->usMinHTLinkWidth));
break;
default:
tmp.full = rfixed_const(100);
/* We assume the slower possible clock ie worst case */
/* DDR 333Mhz */
rdev->pm.igp_sideport_mclk.full = rfixed_const(333);
/* FIXME: system clock ? */
rdev->pm.igp_system_mclk.full = rfixed_const(100);
rdev->pm.igp_system_mclk.full = rfixed_div(rdev->pm.igp_system_mclk, tmp);
rdev->pm.igp_ht_link_clk.full = rfixed_const(200);
rdev->pm.igp_ht_link_width.full = rfixed_const(8);
DRM_ERROR("No integrated system info for your GPU, using safe default\n");
break;
}
/* Compute various bandwidth */
/* k8_bandwidth = (memory_clk / 2) * 2 * 8 * 0.5 = memory_clk * 4 */
tmp.full = rfixed_const(4);
rdev->pm.k8_bandwidth.full = rfixed_mul(rdev->pm.igp_system_mclk, tmp);
/* ht_bandwidth = ht_clk * 2 * ht_width / 8 * 0.8
* = ht_clk * ht_width / 5
*/
tmp.full = rfixed_const(5);
rdev->pm.ht_bandwidth.full = rfixed_mul(rdev->pm.igp_ht_link_clk,
rdev->pm.igp_ht_link_width);
rdev->pm.ht_bandwidth.full = rfixed_div(rdev->pm.ht_bandwidth, tmp);
if (tmp.full < rdev->pm.max_bandwidth.full) {
/* HT link is a limiting factor */
rdev->pm.max_bandwidth.full = tmp.full;
}
/* sideport_bandwidth = (sideport_clk / 2) * 2 * 2 * 0.7
* = (sideport_clk * 14) / 10
*/
tmp.full = rfixed_const(14);
rdev->pm.sideport_bandwidth.full = rfixed_mul(rdev->pm.igp_sideport_mclk, tmp);
tmp.full = rfixed_const(10);
rdev->pm.sideport_bandwidth.full = rfixed_div(rdev->pm.sideport_bandwidth, tmp);
}
void rs690_vram_info(struct radeon_device *rdev)
{
uint32_t tmp;
fixed20_12 a;
rs400_gart_adjust_size(rdev);
/* DDR for all card after R300 & IGP */
......@@ -156,8 +232,404 @@ void rs690_vram_info(struct radeon_device *rdev)
rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0);
rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0);
rs690_pm_info(rdev);
/* FIXME: we should enforce default clock in case GPU is not in
* default setup
*/
a.full = rfixed_const(100);
rdev->pm.sclk.full = rfixed_const(rdev->clock.default_sclk);
rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a);
a.full = rfixed_const(16);
/* core_bandwidth = sclk(Mhz) * 16 */
rdev->pm.core_bandwidth.full = rfixed_div(rdev->pm.sclk, a);
}
void rs690_line_buffer_adjust(struct radeon_device *rdev,
struct drm_display_mode *mode1,
struct drm_display_mode *mode2)
{
u32 tmp;
/*
* Line Buffer Setup
* There is a single line buffer shared by both display controllers.
* DC_LB_MEMORY_SPLIT controls how that line buffer is shared between
* the display controllers. The paritioning can either be done
* manually or via one of four preset allocations specified in bits 1:0:
* 0 - line buffer is divided in half and shared between crtc
* 1 - D1 gets 3/4 of the line buffer, D2 gets 1/4
* 2 - D1 gets the whole buffer
* 3 - D1 gets 1/4 of the line buffer, D2 gets 3/4
* Setting bit 2 of DC_LB_MEMORY_SPLIT controls switches to manual
* allocation mode. In manual allocation mode, D1 always starts at 0,
* D1 end/2 is specified in bits 14:4; D2 allocation follows D1.
*/
tmp = RREG32(DC_LB_MEMORY_SPLIT) & ~DC_LB_MEMORY_SPLIT_MASK;
tmp &= ~DC_LB_MEMORY_SPLIT_SHIFT_MODE;
/* auto */
if (mode1 && mode2) {
if (mode1->hdisplay > mode2->hdisplay) {
if (mode1->hdisplay > 2560)
tmp |= DC_LB_MEMORY_SPLIT_D1_3Q_D2_1Q;
else
tmp |= DC_LB_MEMORY_SPLIT_D1HALF_D2HALF;
} else if (mode2->hdisplay > mode1->hdisplay) {
if (mode2->hdisplay > 2560)
tmp |= DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q;
else
tmp |= DC_LB_MEMORY_SPLIT_D1HALF_D2HALF;
} else
tmp |= AVIVO_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF;
} else if (mode1) {
tmp |= DC_LB_MEMORY_SPLIT_D1_ONLY;
} else if (mode2) {
tmp |= DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q;
}
WREG32(DC_LB_MEMORY_SPLIT, tmp);
}
struct rs690_watermark {
u32 lb_request_fifo_depth;
fixed20_12 num_line_pair;
fixed20_12 estimated_width;
fixed20_12 worst_case_latency;
fixed20_12 consumption_rate;
fixed20_12 active_time;
fixed20_12 dbpp;
fixed20_12 priority_mark_max;
fixed20_12 priority_mark;
fixed20_12 sclk;
};
void rs690_crtc_bandwidth_compute(struct radeon_device *rdev,
struct radeon_crtc *crtc,
struct rs690_watermark *wm)
{
struct drm_display_mode *mode = &crtc->base.mode;
fixed20_12 a, b, c;
fixed20_12 pclk, request_fifo_depth, tolerable_latency, estimated_width;
fixed20_12 consumption_time, line_time, chunk_time, read_delay_latency;
/* FIXME: detect IGP with sideport memory, i don't think there is any
* such product available
*/
bool sideport = false;
if (!crtc->base.enabled) {
/* FIXME: wouldn't it better to set priority mark to maximum */
wm->lb_request_fifo_depth = 4;
return;
}
if (crtc->vsc.full > rfixed_const(2))
wm->num_line_pair.full = rfixed_const(2);
else
wm->num_line_pair.full = rfixed_const(1);
b.full = rfixed_const(mode->crtc_hdisplay);
c.full = rfixed_const(256);
a.full = rfixed_mul(wm->num_line_pair, b);
request_fifo_depth.full = rfixed_div(a, c);
if (a.full < rfixed_const(4)) {
wm->lb_request_fifo_depth = 4;
} else {
wm->lb_request_fifo_depth = rfixed_trunc(request_fifo_depth);
}
/* Determine consumption rate
* pclk = pixel clock period(ns) = 1000 / (mode.clock / 1000)
* vtaps = number of vertical taps,
* vsc = vertical scaling ratio, defined as source/destination
* hsc = horizontal scaling ration, defined as source/destination
*/
a.full = rfixed_const(mode->clock);
b.full = rfixed_const(1000);
a.full = rfixed_div(a, b);
pclk.full = rfixed_div(b, a);
if (crtc->rmx_type != RMX_OFF) {
b.full = rfixed_const(2);
if (crtc->vsc.full > b.full)
b.full = crtc->vsc.full;
b.full = rfixed_mul(b, crtc->hsc);
c.full = rfixed_const(2);
b.full = rfixed_div(b, c);
consumption_time.full = rfixed_div(pclk, b);
} else {
consumption_time.full = pclk.full;
}
a.full = rfixed_const(1);
wm->consumption_rate.full = rfixed_div(a, consumption_time);
/* Determine line time
* LineTime = total time for one line of displayhtotal
* LineTime = total number of horizontal pixels
* pclk = pixel clock period(ns)
*/
a.full = rfixed_const(crtc->base.mode.crtc_htotal);
line_time.full = rfixed_mul(a, pclk);
/* Determine active time
* ActiveTime = time of active region of display within one line,
* hactive = total number of horizontal active pixels
* htotal = total number of horizontal pixels
*/
a.full = rfixed_const(crtc->base.mode.crtc_htotal);
b.full = rfixed_const(crtc->base.mode.crtc_hdisplay);
wm->active_time.full = rfixed_mul(line_time, b);
wm->active_time.full = rfixed_div(wm->active_time, a);
/* Maximun bandwidth is the minimun bandwidth of all component */
rdev->pm.max_bandwidth = rdev->pm.core_bandwidth;
if (sideport) {
if (rdev->pm.max_bandwidth.full > rdev->pm.sideport_bandwidth.full &&
rdev->pm.sideport_bandwidth.full)
rdev->pm.max_bandwidth = rdev->pm.sideport_bandwidth;
read_delay_latency.full = rfixed_const(370 * 800 * 1000);
read_delay_latency.full = rfixed_div(read_delay_latency,
rdev->pm.igp_sideport_mclk);
} else {
if (rdev->pm.max_bandwidth.full > rdev->pm.k8_bandwidth.full &&
rdev->pm.k8_bandwidth.full)
rdev->pm.max_bandwidth = rdev->pm.k8_bandwidth;
if (rdev->pm.max_bandwidth.full > rdev->pm.ht_bandwidth.full &&
rdev->pm.ht_bandwidth.full)
rdev->pm.max_bandwidth = rdev->pm.ht_bandwidth;
read_delay_latency.full = rfixed_const(5000);
}
/* sclk = system clocks(ns) = 1000 / max_bandwidth / 16 */
a.full = rfixed_const(16);
rdev->pm.sclk.full = rfixed_mul(rdev->pm.max_bandwidth, a);
a.full = rfixed_const(1000);
rdev->pm.sclk.full = rfixed_div(a, rdev->pm.sclk);
/* Determine chunk time
* ChunkTime = the time it takes the DCP to send one chunk of data
* to the LB which consists of pipeline delay and inter chunk gap
* sclk = system clock(ns)
*/
a.full = rfixed_const(256 * 13);
chunk_time.full = rfixed_mul(rdev->pm.sclk, a);
a.full = rfixed_const(10);
chunk_time.full = rfixed_div(chunk_time, a);
/* Determine the worst case latency
* NumLinePair = Number of line pairs to request(1=2 lines, 2=4 lines)
* WorstCaseLatency = worst case time from urgent to when the MC starts
* to return data
* READ_DELAY_IDLE_MAX = constant of 1us
* ChunkTime = time it takes the DCP to send one chunk of data to the LB
* which consists of pipeline delay and inter chunk gap
*/
if (rfixed_trunc(wm->num_line_pair) > 1) {
a.full = rfixed_const(3);
wm->worst_case_latency.full = rfixed_mul(a, chunk_time);
wm->worst_case_latency.full += read_delay_latency.full;
} else {
a.full = rfixed_const(2);
wm->worst_case_latency.full = rfixed_mul(a, chunk_time);
wm->worst_case_latency.full += read_delay_latency.full;
}
/* Determine the tolerable latency
* TolerableLatency = Any given request has only 1 line time
* for the data to be returned
* LBRequestFifoDepth = Number of chunk requests the LB can
* put into the request FIFO for a display
* LineTime = total time for one line of display
* ChunkTime = the time it takes the DCP to send one chunk
* of data to the LB which consists of
* pipeline delay and inter chunk gap
*/
if ((2+wm->lb_request_fifo_depth) >= rfixed_trunc(request_fifo_depth)) {
tolerable_latency.full = line_time.full;
} else {
tolerable_latency.full = rfixed_const(wm->lb_request_fifo_depth - 2);
tolerable_latency.full = request_fifo_depth.full - tolerable_latency.full;
tolerable_latency.full = rfixed_mul(tolerable_latency, chunk_time);
tolerable_latency.full = line_time.full - tolerable_latency.full;
}
/* We assume worst case 32bits (4 bytes) */
wm->dbpp.full = rfixed_const(4 * 8);
/* Determine the maximum priority mark
* width = viewport width in pixels
*/
a.full = rfixed_const(16);
wm->priority_mark_max.full = rfixed_const(crtc->base.mode.crtc_hdisplay);
wm->priority_mark_max.full = rfixed_div(wm->priority_mark_max, a);
/* Determine estimated width */
estimated_width.full = tolerable_latency.full - wm->worst_case_latency.full;
estimated_width.full = rfixed_div(estimated_width, consumption_time);
if (rfixed_trunc(estimated_width) > crtc->base.mode.crtc_hdisplay) {
wm->priority_mark.full = rfixed_const(10);
} else {
a.full = rfixed_const(16);
wm->priority_mark.full = rfixed_div(estimated_width, a);
wm->priority_mark.full = wm->priority_mark_max.full - wm->priority_mark.full;
}
}
void rs690_bandwidth_update(struct radeon_device *rdev)
{
struct drm_display_mode *mode0 = NULL;
struct drm_display_mode *mode1 = NULL;
struct rs690_watermark wm0;
struct rs690_watermark wm1;
u32 tmp;
fixed20_12 priority_mark02, priority_mark12, fill_rate;
fixed20_12 a, b;
if (rdev->mode_info.crtcs[0]->base.enabled)
mode0 = &rdev->mode_info.crtcs[0]->base.mode;
if (rdev->mode_info.crtcs[1]->base.enabled)
mode1 = &rdev->mode_info.crtcs[1]->base.mode;
/*
* Set display0/1 priority up in the memory controller for
* modes if the user specifies HIGH for displaypriority
* option.
*/
if (rdev->disp_priority == 2) {
tmp = RREG32_MC(MC_INIT_MISC_LAT_TIMER);
tmp &= ~MC_DISP1R_INIT_LAT_MASK;
tmp &= ~MC_DISP0R_INIT_LAT_MASK;
if (mode1)
tmp |= (1 << MC_DISP1R_INIT_LAT_SHIFT);
if (mode0)
tmp |= (1 << MC_DISP0R_INIT_LAT_SHIFT);
WREG32_MC(MC_INIT_MISC_LAT_TIMER, tmp);
}
rs690_line_buffer_adjust(rdev, mode0, mode1);
if ((rdev->family == CHIP_RS690) || (rdev->family == CHIP_RS740))
WREG32(DCP_CONTROL, 0);
if ((rdev->family == CHIP_RS780) || (rdev->family == CHIP_RS880))
WREG32(DCP_CONTROL, 2);
rs690_crtc_bandwidth_compute(rdev, rdev->mode_info.crtcs[0], &wm0);
rs690_crtc_bandwidth_compute(rdev, rdev->mode_info.crtcs[1], &wm1);
tmp = (wm0.lb_request_fifo_depth - 1);
tmp |= (wm1.lb_request_fifo_depth - 1) << 16;
WREG32(LB_MAX_REQ_OUTSTANDING, tmp);
if (mode0 && mode1) {
if (rfixed_trunc(wm0.dbpp) > 64)
a.full = rfixed_mul(wm0.dbpp, wm0.num_line_pair);
else
a.full = wm0.num_line_pair.full;
if (rfixed_trunc(wm1.dbpp) > 64)
b.full = rfixed_mul(wm1.dbpp, wm1.num_line_pair);
else
b.full = wm1.num_line_pair.full;
a.full += b.full;
fill_rate.full = rfixed_div(wm0.sclk, a);
if (wm0.consumption_rate.full > fill_rate.full) {
b.full = wm0.consumption_rate.full - fill_rate.full;
b.full = rfixed_mul(b, wm0.active_time);
a.full = rfixed_mul(wm0.worst_case_latency,
wm0.consumption_rate);
a.full = a.full + b.full;
b.full = rfixed_const(16 * 1000);
priority_mark02.full = rfixed_div(a, b);
} else {
a.full = rfixed_mul(wm0.worst_case_latency,
wm0.consumption_rate);
b.full = rfixed_const(16 * 1000);
priority_mark02.full = rfixed_div(a, b);
}
if (wm1.consumption_rate.full > fill_rate.full) {
b.full = wm1.consumption_rate.full - fill_rate.full;
b.full = rfixed_mul(b, wm1.active_time);
a.full = rfixed_mul(wm1.worst_case_latency,
wm1.consumption_rate);
a.full = a.full + b.full;
b.full = rfixed_const(16 * 1000);
priority_mark12.full = rfixed_div(a, b);
} else {
a.full = rfixed_mul(wm1.worst_case_latency,
wm1.consumption_rate);
b.full = rfixed_const(16 * 1000);
priority_mark12.full = rfixed_div(a, b);
}
if (wm0.priority_mark.full > priority_mark02.full)
priority_mark02.full = wm0.priority_mark.full;
if (rfixed_trunc(priority_mark02) < 0)
priority_mark02.full = 0;
if (wm0.priority_mark_max.full > priority_mark02.full)
priority_mark02.full = wm0.priority_mark_max.full;
if (wm1.priority_mark.full > priority_mark12.full)
priority_mark12.full = wm1.priority_mark.full;
if (rfixed_trunc(priority_mark12) < 0)
priority_mark12.full = 0;
if (wm1.priority_mark_max.full > priority_mark12.full)
priority_mark12.full = wm1.priority_mark_max.full;
WREG32(D1MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark02));
WREG32(D1MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark02));
WREG32(D2MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark12));
WREG32(D2MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark12));
} else if (mode0) {
if (rfixed_trunc(wm0.dbpp) > 64)
a.full = rfixed_mul(wm0.dbpp, wm0.num_line_pair);
else
a.full = wm0.num_line_pair.full;
fill_rate.full = rfixed_div(wm0.sclk, a);
if (wm0.consumption_rate.full > fill_rate.full) {
b.full = wm0.consumption_rate.full - fill_rate.full;
b.full = rfixed_mul(b, wm0.active_time);
a.full = rfixed_mul(wm0.worst_case_latency,
wm0.consumption_rate);
a.full = a.full + b.full;
b.full = rfixed_const(16 * 1000);
priority_mark02.full = rfixed_div(a, b);
} else {
a.full = rfixed_mul(wm0.worst_case_latency,
wm0.consumption_rate);
b.full = rfixed_const(16 * 1000);
priority_mark02.full = rfixed_div(a, b);
}
if (wm0.priority_mark.full > priority_mark02.full)
priority_mark02.full = wm0.priority_mark.full;
if (rfixed_trunc(priority_mark02) < 0)
priority_mark02.full = 0;
if (wm0.priority_mark_max.full > priority_mark02.full)
priority_mark02.full = wm0.priority_mark_max.full;
WREG32(D1MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark02));
WREG32(D1MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark02));
WREG32(D2MODE_PRIORITY_A_CNT, MODE_PRIORITY_OFF);
WREG32(D2MODE_PRIORITY_B_CNT, MODE_PRIORITY_OFF);
} else {
if (rfixed_trunc(wm1.dbpp) > 64)
a.full = rfixed_mul(wm1.dbpp, wm1.num_line_pair);
else
a.full = wm1.num_line_pair.full;
fill_rate.full = rfixed_div(wm1.sclk, a);
if (wm1.consumption_rate.full > fill_rate.full) {
b.full = wm1.consumption_rate.full - fill_rate.full;
b.full = rfixed_mul(b, wm1.active_time);
a.full = rfixed_mul(wm1.worst_case_latency,
wm1.consumption_rate);
a.full = a.full + b.full;
b.full = rfixed_const(16 * 1000);
priority_mark12.full = rfixed_div(a, b);
} else {
a.full = rfixed_mul(wm1.worst_case_latency,
wm1.consumption_rate);
b.full = rfixed_const(16 * 1000);
priority_mark12.full = rfixed_div(a, b);
}
if (wm1.priority_mark.full > priority_mark12.full)
priority_mark12.full = wm1.priority_mark.full;
if (rfixed_trunc(priority_mark12) < 0)
priority_mark12.full = 0;
if (wm1.priority_mark_max.full > priority_mark12.full)
priority_mark12.full = wm1.priority_mark_max.full;
WREG32(D1MODE_PRIORITY_A_CNT, MODE_PRIORITY_OFF);
WREG32(D1MODE_PRIORITY_B_CNT, MODE_PRIORITY_OFF);
WREG32(D2MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark12));
WREG32(D2MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark12));
}
}
/*
* Indirect registers accessor
......
drivers/gpu/drm/radeon/rs690r.h 0 → 100644
浏览文件 @ c93bb85b
/*
* Copyright 2008 Advanced Micro Devices, Inc.
* Copyright 2008 Red Hat Inc.
* Copyright 2009 Jerome Glisse.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Dave Airlie
* Alex Deucher
* Jerome Glisse
*/
#ifndef RS690R_H
#define RS690R_H
/* RS690/RS740 registers */
#define MC_INDEX 0x0078
# define MC_INDEX_MASK 0x1FF
# define MC_INDEX_WR_EN (1 << 9)
# define MC_INDEX_WR_ACK 0x7F
#define MC_DATA 0x007C
#define HDP_FB_LOCATION 0x0134
#define DC_LB_MEMORY_SPLIT 0x6520
#define DC_LB_MEMORY_SPLIT_MASK 0x00000003
#define DC_LB_MEMORY_SPLIT_SHIFT 0
#define DC_LB_MEMORY_SPLIT_D1HALF_D2HALF 0
#define DC_LB_MEMORY_SPLIT_D1_3Q_D2_1Q 1
#define DC_LB_MEMORY_SPLIT_D1_ONLY 2
#define DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q 3
#define DC_LB_MEMORY_SPLIT_SHIFT_MODE (1 << 2)
#define DC_LB_DISP1_END_ADR_SHIFT 4
#define DC_LB_DISP1_END_ADR_MASK 0x00007FF0
#define D1MODE_PRIORITY_A_CNT 0x6548
#define MODE_PRIORITY_MARK_MASK 0x00007FFF
#define MODE_PRIORITY_OFF (1 << 16)
#define MODE_PRIORITY_ALWAYS_ON (1 << 20)
#define MODE_PRIORITY_FORCE_MASK (1 << 24)
#define D1MODE_PRIORITY_B_CNT 0x654C
#define LB_MAX_REQ_OUTSTANDING 0x6D58
#define LB_D1_MAX_REQ_OUTSTANDING_MASK 0x0000000F
#define LB_D1_MAX_REQ_OUTSTANDING_SHIFT 0
#define LB_D2_MAX_REQ_OUTSTANDING_MASK 0x000F0000
#define LB_D2_MAX_REQ_OUTSTANDING_SHIFT 16
#define DCP_CONTROL 0x6C9C
#define D2MODE_PRIORITY_A_CNT 0x6D48
#define D2MODE_PRIORITY_B_CNT 0x6D4C
/* MC indirect registers */
#define MC_STATUS_IDLE (1 << 0)
#define MC_MISC_CNTL 0x18
#define DISABLE_GTW (1 << 1)
#define GART_INDEX_REG_EN (1 << 12)
#define BLOCK_GFX_D3_EN (1 << 14)
#define GART_FEATURE_ID 0x2B
#define HANG_EN (1 << 11)
#define TLB_ENABLE (1 << 18)
#define P2P_ENABLE (1 << 19)
#define GTW_LAC_EN (1 << 25)
#define LEVEL2_GART (0 << 30)
#define LEVEL1_GART (1 << 30)
#define PDC_EN (1 << 31)
#define GART_BASE 0x2C
#define GART_CACHE_CNTRL 0x2E
# define GART_CACHE_INVALIDATE (1 << 0)
#define MC_STATUS 0x90
#define MCCFG_FB_LOCATION 0x100
#define MC_FB_START_MASK 0x0000FFFF
#define MC_FB_START_SHIFT 0
#define MC_FB_TOP_MASK 0xFFFF0000
#define MC_FB_TOP_SHIFT 16
#define MCCFG_AGP_LOCATION 0x101
#define MC_AGP_START_MASK 0x0000FFFF
#define MC_AGP_START_SHIFT 0
#define MC_AGP_TOP_MASK 0xFFFF0000
#define MC_AGP_TOP_SHIFT 16
#define MCCFG_AGP_BASE 0x102
#define MCCFG_AGP_BASE_2 0x103
#define MC_INIT_MISC_LAT_TIMER 0x104
#define MC_DISP0R_INIT_LAT_SHIFT 8
#define MC_DISP0R_INIT_LAT_MASK 0x00000F00
#define MC_DISP1R_INIT_LAT_SHIFT 12
#define MC_DISP1R_INIT_LAT_MASK 0x0000F000
#endif
drivers/gpu/drm/radeon/rv515.c
浏览文件 @ c93bb85b
此差异已折叠。
drivers/gpu/drm/radeon/rv515r.h 0 → 100644
浏览文件 @ c93bb85b
/*
* Copyright 2008 Advanced Micro Devices, Inc.
* Copyright 2008 Red Hat Inc.
* Copyright 2009 Jerome Glisse.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Dave Airlie
* Alex Deucher
* Jerome Glisse
*/
#ifndef RV515R_H
#define RV515R_H
/* RV515 registers */
#define PCIE_INDEX 0x0030
#define PCIE_DATA 0x0034
#define MC_IND_INDEX 0x0070
#define MC_IND_WR_EN (1 << 24)
#define MC_IND_DATA 0x0074
#define RBBM_SOFT_RESET 0x00F0
#define CONFIG_MEMSIZE 0x00F8
#define HDP_FB_LOCATION 0x0134
#define CP_CSQ_CNTL 0x0740
#define CP_CSQ_MODE 0x0744
#define CP_CSQ_ADDR 0x07F0
#define CP_CSQ_DATA 0x07F4
#define CP_CSQ_STAT 0x07F8
#define CP_CSQ2_STAT 0x07FC
#define RBBM_STATUS 0x0E40
#define DST_PIPE_CONFIG 0x170C
#define WAIT_UNTIL 0x1720
#define WAIT_2D_IDLE (1 << 14)
#define WAIT_3D_IDLE (1 << 15)
#define WAIT_2D_IDLECLEAN (1 << 16)
#define WAIT_3D_IDLECLEAN (1 << 17)
#define ISYNC_CNTL 0x1724
#define ISYNC_ANY2D_IDLE3D (1 << 0)
#define ISYNC_ANY3D_IDLE2D (1 << 1)
#define ISYNC_TRIG2D_IDLE3D (1 << 2)
#define ISYNC_TRIG3D_IDLE2D (1 << 3)
#define ISYNC_WAIT_IDLEGUI (1 << 4)
#define ISYNC_CPSCRATCH_IDLEGUI (1 << 5)
#define VAP_INDEX_OFFSET 0x208C
#define VAP_PVS_STATE_FLUSH_REG 0x2284
#define GB_ENABLE 0x4008
#define GB_MSPOS0 0x4010
#define MS_X0_SHIFT 0
#define MS_Y0_SHIFT 4
#define MS_X1_SHIFT 8
#define MS_Y1_SHIFT 12
#define MS_X2_SHIFT 16
#define MS_Y2_SHIFT 20
#define MSBD0_Y_SHIFT 24
#define MSBD0_X_SHIFT 28
#define GB_MSPOS1 0x4014
#define MS_X3_SHIFT 0
#define MS_Y3_SHIFT 4
#define MS_X4_SHIFT 8
#define MS_Y4_SHIFT 12
#define MS_X5_SHIFT 16
#define MS_Y5_SHIFT 20
#define MSBD1_SHIFT 24
#define GB_TILE_CONFIG 0x4018
#define ENABLE_TILING (1 << 0)
#define PIPE_COUNT_MASK 0x0000000E
#define PIPE_COUNT_SHIFT 1
#define TILE_SIZE_8 (0 << 4)
#define TILE_SIZE_16 (1 << 4)
#define TILE_SIZE_32 (2 << 4)
#define SUBPIXEL_1_12 (0 << 16)
#define SUBPIXEL_1_16 (1 << 16)
#define GB_SELECT 0x401C
#define GB_AA_CONFIG 0x4020
#define GB_PIPE_SELECT 0x402C
#define GA_ENHANCE 0x4274
#define GA_DEADLOCK_CNTL (1 << 0)
#define GA_FASTSYNC_CNTL (1 << 1)
#define GA_POLY_MODE 0x4288
#define FRONT_PTYPE_POINT (0 << 4)
#define FRONT_PTYPE_LINE (1 << 4)
#define FRONT_PTYPE_TRIANGE (2 << 4)
#define BACK_PTYPE_POINT (0 << 7)
#define BACK_PTYPE_LINE (1 << 7)
#define BACK_PTYPE_TRIANGE (2 << 7)
#define GA_ROUND_MODE 0x428C
#define GEOMETRY_ROUND_TRUNC (0 << 0)
#define GEOMETRY_ROUND_NEAREST (1 << 0)
#define COLOR_ROUND_TRUNC (0 << 2)
#define COLOR_ROUND_NEAREST (1 << 2)
#define SU_REG_DEST 0x42C8
#define RB3D_DSTCACHE_CTLSTAT 0x4E4C
#define RB3D_DC_FLUSH (2 << 0)
#define RB3D_DC_FREE (2 << 2)
#define RB3D_DC_FINISH (1 << 4)
#define ZB_ZCACHE_CTLSTAT 0x4F18
#define ZC_FLUSH (1 << 0)
#define ZC_FREE (1 << 1)
#define DC_LB_MEMORY_SPLIT 0x6520
#define DC_LB_MEMORY_SPLIT_MASK 0x00000003
#define DC_LB_MEMORY_SPLIT_SHIFT 0
#define DC_LB_MEMORY_SPLIT_D1HALF_D2HALF 0
#define DC_LB_MEMORY_SPLIT_D1_3Q_D2_1Q 1
#define DC_LB_MEMORY_SPLIT_D1_ONLY 2
#define DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q 3
#define DC_LB_MEMORY_SPLIT_SHIFT_MODE (1 << 2)
#define DC_LB_DISP1_END_ADR_SHIFT 4
#define DC_LB_DISP1_END_ADR_MASK 0x00007FF0
#define D1MODE_PRIORITY_A_CNT 0x6548
#define MODE_PRIORITY_MARK_MASK 0x00007FFF
#define MODE_PRIORITY_OFF (1 << 16)
#define MODE_PRIORITY_ALWAYS_ON (1 << 20)
#define MODE_PRIORITY_FORCE_MASK (1 << 24)
#define D1MODE_PRIORITY_B_CNT 0x654C
#define LB_MAX_REQ_OUTSTANDING 0x6D58
#define LB_D1_MAX_REQ_OUTSTANDING_MASK 0x0000000F
#define LB_D1_MAX_REQ_OUTSTANDING_SHIFT 0
#define LB_D2_MAX_REQ_OUTSTANDING_MASK 0x000F0000
#define LB_D2_MAX_REQ_OUTSTANDING_SHIFT 16
#define D2MODE_PRIORITY_A_CNT 0x6D48
#define D2MODE_PRIORITY_B_CNT 0x6D4C
/* ix[MC] registers */
#define MC_FB_LOCATION 0x01
#define MC_FB_START_MASK 0x0000FFFF
#define MC_FB_START_SHIFT 0
#define MC_FB_TOP_MASK 0xFFFF0000
#define MC_FB_TOP_SHIFT 16
#define MC_AGP_LOCATION 0x02
#define MC_AGP_START_MASK 0x0000FFFF
#define MC_AGP_START_SHIFT 0
#define MC_AGP_TOP_MASK 0xFFFF0000
#define MC_AGP_TOP_SHIFT 16
#define MC_AGP_BASE 0x03
#define MC_AGP_BASE_2 0x04
#define MC_CNTL 0x5
#define MEM_NUM_CHANNELS_MASK 0x00000003
#define MC_STATUS 0x08
#define MC_STATUS_IDLE (1 << 4)
#define MC_MISC_LAT_TIMER 0x09
#define MC_CPR_INIT_LAT_MASK 0x0000000F
#define MC_VF_INIT_LAT_MASK 0x000000F0
#define MC_DISP0R_INIT_LAT_MASK 0x00000F00
#define MC_DISP0R_INIT_LAT_SHIFT 8
#define MC_DISP1R_INIT_LAT_MASK 0x0000F000
#define MC_DISP1R_INIT_LAT_SHIFT 12
#define MC_FIXED_INIT_LAT_MASK 0x000F0000
#define MC_E2R_INIT_LAT_MASK 0x00F00000
#define SAME_PAGE_PRIO_MASK 0x0F000000
#define MC_GLOBW_INIT_LAT_MASK 0xF0000000
#endif
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