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path: root/drivers/gpu/drm/radeon/rs690.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/rs690.c')
-rw-r--r--drivers/gpu/drm/radeon/rs690.c41
1 files changed, 20 insertions, 21 deletions
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c
index bcc33195ebc..f4f0a61bcdc 100644
--- a/drivers/gpu/drm/radeon/rs690.c
+++ b/drivers/gpu/drm/radeon/rs690.c
@@ -79,7 +79,13 @@ void rs690_pm_info(struct radeon_device *rdev)
tmp.full = dfixed_const(100);
rdev->pm.igp_sideport_mclk.full = dfixed_const(info->info.ulBootUpMemoryClock);
rdev->pm.igp_sideport_mclk.full = dfixed_div(rdev->pm.igp_sideport_mclk, tmp);
- rdev->pm.igp_system_mclk.full = dfixed_const(le16_to_cpu(info->info.usK8MemoryClock));
+ if (info->info.usK8MemoryClock)
+ rdev->pm.igp_system_mclk.full = dfixed_const(le16_to_cpu(info->info.usK8MemoryClock));
+ else if (rdev->clock.default_mclk) {
+ rdev->pm.igp_system_mclk.full = dfixed_const(rdev->clock.default_mclk);
+ rdev->pm.igp_system_mclk.full = dfixed_div(rdev->pm.igp_system_mclk, tmp);
+ } else
+ rdev->pm.igp_system_mclk.full = dfixed_const(400);
rdev->pm.igp_ht_link_clk.full = dfixed_const(le16_to_cpu(info->info.usFSBClock));
rdev->pm.igp_ht_link_width.full = dfixed_const(info->info.ucHTLinkWidth);
break;
@@ -87,34 +93,31 @@ void rs690_pm_info(struct radeon_device *rdev)
tmp.full = dfixed_const(100);
rdev->pm.igp_sideport_mclk.full = dfixed_const(info->info_v2.ulBootUpSidePortClock);
rdev->pm.igp_sideport_mclk.full = dfixed_div(rdev->pm.igp_sideport_mclk, tmp);
- rdev->pm.igp_system_mclk.full = dfixed_const(info->info_v2.ulBootUpUMAClock);
+ if (info->info_v2.ulBootUpUMAClock)
+ rdev->pm.igp_system_mclk.full = dfixed_const(info->info_v2.ulBootUpUMAClock);
+ else if (rdev->clock.default_mclk)
+ rdev->pm.igp_system_mclk.full = dfixed_const(rdev->clock.default_mclk);
+ else
+ rdev->pm.igp_system_mclk.full = dfixed_const(66700);
rdev->pm.igp_system_mclk.full = dfixed_div(rdev->pm.igp_system_mclk, tmp);
rdev->pm.igp_ht_link_clk.full = dfixed_const(info->info_v2.ulHTLinkFreq);
rdev->pm.igp_ht_link_clk.full = dfixed_div(rdev->pm.igp_ht_link_clk, tmp);
rdev->pm.igp_ht_link_width.full = dfixed_const(le16_to_cpu(info->info_v2.usMinHTLinkWidth));
break;
default:
- tmp.full = dfixed_const(100);
/* We assume the slower possible clock ie worst case */
- /* DDR 333Mhz */
- rdev->pm.igp_sideport_mclk.full = dfixed_const(333);
- /* FIXME: system clock ? */
- rdev->pm.igp_system_mclk.full = dfixed_const(100);
- rdev->pm.igp_system_mclk.full = dfixed_div(rdev->pm.igp_system_mclk, tmp);
- rdev->pm.igp_ht_link_clk.full = dfixed_const(200);
+ rdev->pm.igp_sideport_mclk.full = dfixed_const(200);
+ rdev->pm.igp_system_mclk.full = dfixed_const(200);
+ rdev->pm.igp_ht_link_clk.full = dfixed_const(1000);
rdev->pm.igp_ht_link_width.full = dfixed_const(8);
DRM_ERROR("No integrated system info for your GPU, using safe default\n");
break;
}
} else {
- tmp.full = dfixed_const(100);
/* We assume the slower possible clock ie worst case */
- /* DDR 333Mhz */
- rdev->pm.igp_sideport_mclk.full = dfixed_const(333);
- /* FIXME: system clock ? */
- rdev->pm.igp_system_mclk.full = dfixed_const(100);
- rdev->pm.igp_system_mclk.full = dfixed_div(rdev->pm.igp_system_mclk, tmp);
- rdev->pm.igp_ht_link_clk.full = dfixed_const(200);
+ rdev->pm.igp_sideport_mclk.full = dfixed_const(200);
+ rdev->pm.igp_system_mclk.full = dfixed_const(200);
+ rdev->pm.igp_ht_link_clk.full = dfixed_const(1000);
rdev->pm.igp_ht_link_width.full = dfixed_const(8);
DRM_ERROR("No integrated system info for your GPU, using safe default\n");
}
@@ -228,10 +231,6 @@ void rs690_crtc_bandwidth_compute(struct radeon_device *rdev,
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 */
@@ -300,7 +299,7 @@ void rs690_crtc_bandwidth_compute(struct radeon_device *rdev,
/* Maximun bandwidth is the minimun bandwidth of all component */
rdev->pm.max_bandwidth = rdev->pm.core_bandwidth;
- if (sideport) {
+ if (rdev->mc.igp_sideport_enabled) {
if (rdev->pm.max_bandwidth.full > rdev->pm.sideport_bandwidth.full &&
rdev->pm.sideport_bandwidth.full)
rdev->pm.max_bandwidth = rdev->pm.sideport_bandwidth;