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authorBen Skeggs <bskeggs@redhat.com>2010-04-28 11:46:42 +1000
committerDave Airlie <airlied@redhat.com>2010-05-18 18:21:33 +1000
commit68adac5e49436992e9c999fbae879d9ac5b72d4e (patch)
tree6593c74a8baf4a0424bbc5b2a06264c0a6a9338d /drivers/gpu/drm/radeon/rv515.c
parent15a7df8db84e7a9d9915d879199ac4a870836c54 (diff)
downloadtalos-obmc-linux-68adac5e49436992e9c999fbae879d9ac5b72d4e.tar.gz
talos-obmc-linux-68adac5e49436992e9c999fbae879d9ac5b72d4e.zip
drm: move radeon_fixed.h to shared drm_fixed.h header
Will be used by nouveau driver also in the near future. Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/rv515.c')
-rw-r--r--drivers/gpu/drm/radeon/rv515.c188
1 files changed, 94 insertions, 94 deletions
diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c
index c513473d72ae..2009f4b20c28 100644
--- a/drivers/gpu/drm/radeon/rv515.c
+++ b/drivers/gpu/drm/radeon/rv515.c
@@ -795,20 +795,20 @@ void rv515_crtc_bandwidth_compute(struct radeon_device *rdev,
return;
}
- if (crtc->vsc.full > rfixed_const(2))
- wm->num_line_pair.full = rfixed_const(2);
+ if (crtc->vsc.full > dfixed_const(2))
+ wm->num_line_pair.full = dfixed_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_div(b, c);
- request_fifo_depth.full = rfixed_mul(a, wm->num_line_pair);
- request_fifo_depth.full = rfixed_ceil(request_fifo_depth);
- if (a.full < rfixed_const(4)) {
+ wm->num_line_pair.full = dfixed_const(1);
+
+ b.full = dfixed_const(mode->crtc_hdisplay);
+ c.full = dfixed_const(256);
+ a.full = dfixed_div(b, c);
+ request_fifo_depth.full = dfixed_mul(a, wm->num_line_pair);
+ request_fifo_depth.full = dfixed_ceil(request_fifo_depth);
+ if (a.full < dfixed_const(4)) {
wm->lb_request_fifo_depth = 4;
} else {
- wm->lb_request_fifo_depth = rfixed_trunc(request_fifo_depth);
+ wm->lb_request_fifo_depth = dfixed_trunc(request_fifo_depth);
}
/* Determine consumption rate
@@ -817,23 +817,23 @@ void rv515_crtc_bandwidth_compute(struct radeon_device *rdev,
* 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);
+ a.full = dfixed_const(mode->clock);
+ b.full = dfixed_const(1000);
+ a.full = dfixed_div(a, b);
+ pclk.full = dfixed_div(b, a);
if (crtc->rmx_type != RMX_OFF) {
- b.full = rfixed_const(2);
+ b.full = dfixed_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);
+ b.full = dfixed_mul(b, crtc->hsc);
+ c.full = dfixed_const(2);
+ b.full = dfixed_div(b, c);
+ consumption_time.full = dfixed_div(pclk, b);
} else {
consumption_time.full = pclk.full;
}
- a.full = rfixed_const(1);
- wm->consumption_rate.full = rfixed_div(a, consumption_time);
+ a.full = dfixed_const(1);
+ wm->consumption_rate.full = dfixed_div(a, consumption_time);
/* Determine line time
@@ -841,27 +841,27 @@ void rv515_crtc_bandwidth_compute(struct radeon_device *rdev,
* 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);
+ a.full = dfixed_const(crtc->base.mode.crtc_htotal);
+ line_time.full = dfixed_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);
+ a.full = dfixed_const(crtc->base.mode.crtc_htotal);
+ b.full = dfixed_const(crtc->base.mode.crtc_hdisplay);
+ wm->active_time.full = dfixed_mul(line_time, b);
+ wm->active_time.full = dfixed_div(wm->active_time, a);
/* 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(Mhz)
*/
- a.full = rfixed_const(600 * 1000);
- chunk_time.full = rfixed_div(a, rdev->pm.sclk);
- read_delay_latency.full = rfixed_const(1000);
+ a.full = dfixed_const(600 * 1000);
+ chunk_time.full = dfixed_div(a, rdev->pm.sclk);
+ read_delay_latency.full = dfixed_const(1000);
/* Determine the worst case latency
* NumLinePair = Number of line pairs to request(1=2 lines, 2=4 lines)
@@ -871,9 +871,9 @@ void rv515_crtc_bandwidth_compute(struct radeon_device *rdev,
* 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);
+ if (dfixed_trunc(wm->num_line_pair) > 1) {
+ a.full = dfixed_const(3);
+ wm->worst_case_latency.full = dfixed_mul(a, chunk_time);
wm->worst_case_latency.full += read_delay_latency.full;
} else {
wm->worst_case_latency.full = chunk_time.full + read_delay_latency.full;
@@ -889,34 +889,34 @@ void rv515_crtc_bandwidth_compute(struct radeon_device *rdev,
* 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)) {
+ if ((2+wm->lb_request_fifo_depth) >= dfixed_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 = dfixed_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 = dfixed_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(2 * 16);
+ wm->dbpp.full = dfixed_const(2 * 16);
/* 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);
- wm->priority_mark_max.full = rfixed_ceil(wm->priority_mark_max);
+ a.full = dfixed_const(16);
+ wm->priority_mark_max.full = dfixed_const(crtc->base.mode.crtc_hdisplay);
+ wm->priority_mark_max.full = dfixed_div(wm->priority_mark_max, a);
+ wm->priority_mark_max.full = dfixed_ceil(wm->priority_mark_max);
/* 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) {
+ estimated_width.full = dfixed_div(estimated_width, consumption_time);
+ if (dfixed_trunc(estimated_width) > crtc->base.mode.crtc_hdisplay) {
wm->priority_mark.full = wm->priority_mark_max.full;
} else {
- a.full = rfixed_const(16);
- wm->priority_mark.full = rfixed_div(estimated_width, a);
- wm->priority_mark.full = rfixed_ceil(wm->priority_mark);
+ a.full = dfixed_const(16);
+ wm->priority_mark.full = dfixed_div(estimated_width, a);
+ wm->priority_mark.full = dfixed_ceil(wm->priority_mark);
wm->priority_mark.full = wm->priority_mark_max.full - wm->priority_mark.full;
}
}
@@ -945,58 +945,58 @@ void rv515_bandwidth_avivo_update(struct radeon_device *rdev)
WREG32(LB_MAX_REQ_OUTSTANDING, tmp);
if (mode0 && mode1) {
- if (rfixed_trunc(wm0.dbpp) > 64)
- a.full = rfixed_div(wm0.dbpp, wm0.num_line_pair);
+ if (dfixed_trunc(wm0.dbpp) > 64)
+ a.full = dfixed_div(wm0.dbpp, wm0.num_line_pair);
else
a.full = wm0.num_line_pair.full;
- if (rfixed_trunc(wm1.dbpp) > 64)
- b.full = rfixed_div(wm1.dbpp, wm1.num_line_pair);
+ if (dfixed_trunc(wm1.dbpp) > 64)
+ b.full = dfixed_div(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);
+ fill_rate.full = dfixed_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_const(16);
- b.full = rfixed_div(b, a);
- a.full = rfixed_mul(wm0.worst_case_latency,
+ b.full = dfixed_mul(b, wm0.active_time);
+ a.full = dfixed_const(16);
+ b.full = dfixed_div(b, a);
+ a.full = dfixed_mul(wm0.worst_case_latency,
wm0.consumption_rate);
priority_mark02.full = a.full + b.full;
} else {
- a.full = rfixed_mul(wm0.worst_case_latency,
+ a.full = dfixed_mul(wm0.worst_case_latency,
wm0.consumption_rate);
- b.full = rfixed_const(16 * 1000);
- priority_mark02.full = rfixed_div(a, b);
+ b.full = dfixed_const(16 * 1000);
+ priority_mark02.full = dfixed_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_const(16);
- b.full = rfixed_div(b, a);
- a.full = rfixed_mul(wm1.worst_case_latency,
+ b.full = dfixed_mul(b, wm1.active_time);
+ a.full = dfixed_const(16);
+ b.full = dfixed_div(b, a);
+ a.full = dfixed_mul(wm1.worst_case_latency,
wm1.consumption_rate);
priority_mark12.full = a.full + b.full;
} else {
- a.full = rfixed_mul(wm1.worst_case_latency,
+ a.full = dfixed_mul(wm1.worst_case_latency,
wm1.consumption_rate);
- b.full = rfixed_const(16 * 1000);
- priority_mark12.full = rfixed_div(a, b);
+ b.full = dfixed_const(16 * 1000);
+ priority_mark12.full = dfixed_div(a, b);
}
if (wm0.priority_mark.full > priority_mark02.full)
priority_mark02.full = wm0.priority_mark.full;
- if (rfixed_trunc(priority_mark02) < 0)
+ if (dfixed_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)
+ if (dfixed_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;
- d1mode_priority_a_cnt = rfixed_trunc(priority_mark02);
- d2mode_priority_a_cnt = rfixed_trunc(priority_mark12);
+ d1mode_priority_a_cnt = dfixed_trunc(priority_mark02);
+ d2mode_priority_a_cnt = dfixed_trunc(priority_mark12);
if (rdev->disp_priority == 2) {
d1mode_priority_a_cnt |= MODE_PRIORITY_ALWAYS_ON;
d2mode_priority_a_cnt |= MODE_PRIORITY_ALWAYS_ON;
@@ -1006,32 +1006,32 @@ void rv515_bandwidth_avivo_update(struct radeon_device *rdev)
WREG32(D2MODE_PRIORITY_A_CNT, d2mode_priority_a_cnt);
WREG32(D2MODE_PRIORITY_B_CNT, d2mode_priority_a_cnt);
} else if (mode0) {
- if (rfixed_trunc(wm0.dbpp) > 64)
- a.full = rfixed_div(wm0.dbpp, wm0.num_line_pair);
+ if (dfixed_trunc(wm0.dbpp) > 64)
+ a.full = dfixed_div(wm0.dbpp, wm0.num_line_pair);
else
a.full = wm0.num_line_pair.full;
- fill_rate.full = rfixed_div(wm0.sclk, a);
+ fill_rate.full = dfixed_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_const(16);
- b.full = rfixed_div(b, a);
- a.full = rfixed_mul(wm0.worst_case_latency,
+ b.full = dfixed_mul(b, wm0.active_time);
+ a.full = dfixed_const(16);
+ b.full = dfixed_div(b, a);
+ a.full = dfixed_mul(wm0.worst_case_latency,
wm0.consumption_rate);
priority_mark02.full = a.full + b.full;
} else {
- a.full = rfixed_mul(wm0.worst_case_latency,
+ a.full = dfixed_mul(wm0.worst_case_latency,
wm0.consumption_rate);
- b.full = rfixed_const(16);
- priority_mark02.full = rfixed_div(a, b);
+ b.full = dfixed_const(16);
+ priority_mark02.full = dfixed_div(a, b);
}
if (wm0.priority_mark.full > priority_mark02.full)
priority_mark02.full = wm0.priority_mark.full;
- if (rfixed_trunc(priority_mark02) < 0)
+ if (dfixed_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;
- d1mode_priority_a_cnt = rfixed_trunc(priority_mark02);
+ d1mode_priority_a_cnt = dfixed_trunc(priority_mark02);
if (rdev->disp_priority == 2)
d1mode_priority_a_cnt |= MODE_PRIORITY_ALWAYS_ON;
WREG32(D1MODE_PRIORITY_A_CNT, d1mode_priority_a_cnt);
@@ -1039,32 +1039,32 @@ void rv515_bandwidth_avivo_update(struct radeon_device *rdev)
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_div(wm1.dbpp, wm1.num_line_pair);
+ if (dfixed_trunc(wm1.dbpp) > 64)
+ a.full = dfixed_div(wm1.dbpp, wm1.num_line_pair);
else
a.full = wm1.num_line_pair.full;
- fill_rate.full = rfixed_div(wm1.sclk, a);
+ fill_rate.full = dfixed_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_const(16);
- b.full = rfixed_div(b, a);
- a.full = rfixed_mul(wm1.worst_case_latency,
+ b.full = dfixed_mul(b, wm1.active_time);
+ a.full = dfixed_const(16);
+ b.full = dfixed_div(b, a);
+ a.full = dfixed_mul(wm1.worst_case_latency,
wm1.consumption_rate);
priority_mark12.full = a.full + b.full;
} else {
- a.full = rfixed_mul(wm1.worst_case_latency,
+ a.full = dfixed_mul(wm1.worst_case_latency,
wm1.consumption_rate);
- b.full = rfixed_const(16 * 1000);
- priority_mark12.full = rfixed_div(a, b);
+ b.full = dfixed_const(16 * 1000);
+ priority_mark12.full = dfixed_div(a, b);
}
if (wm1.priority_mark.full > priority_mark12.full)
priority_mark12.full = wm1.priority_mark.full;
- if (rfixed_trunc(priority_mark12) < 0)
+ if (dfixed_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;
- d2mode_priority_a_cnt = rfixed_trunc(priority_mark12);
+ d2mode_priority_a_cnt = dfixed_trunc(priority_mark12);
if (rdev->disp_priority == 2)
d2mode_priority_a_cnt |= MODE_PRIORITY_ALWAYS_ON;
WREG32(D1MODE_PRIORITY_A_CNT, MODE_PRIORITY_OFF);
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