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path: root/drivers/gpu/drm/radeon/r100.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/r100.c')
-rw-r--r--drivers/gpu/drm/radeon/r100.c731
1 files changed, 518 insertions, 213 deletions
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index d7388fdb6d0b..cc004b05d63e 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -37,6 +37,7 @@
#include "rs100d.h"
#include "rv200d.h"
#include "rv250d.h"
+#include "atom.h"
#include <linux/firmware.h>
#include <linux/platform_device.h>
@@ -67,6 +68,264 @@ MODULE_FIRMWARE(FIRMWARE_R520);
* r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280
*/
+void r100_pm_get_dynpm_state(struct radeon_device *rdev)
+{
+ int i;
+ rdev->pm.dynpm_can_upclock = true;
+ rdev->pm.dynpm_can_downclock = true;
+
+ switch (rdev->pm.dynpm_planned_action) {
+ case DYNPM_ACTION_MINIMUM:
+ rdev->pm.requested_power_state_index = 0;
+ rdev->pm.dynpm_can_downclock = false;
+ break;
+ case DYNPM_ACTION_DOWNCLOCK:
+ if (rdev->pm.current_power_state_index == 0) {
+ rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
+ rdev->pm.dynpm_can_downclock = false;
+ } else {
+ if (rdev->pm.active_crtc_count > 1) {
+ for (i = 0; i < rdev->pm.num_power_states; i++) {
+ if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
+ continue;
+ else if (i >= rdev->pm.current_power_state_index) {
+ rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
+ break;
+ } else {
+ rdev->pm.requested_power_state_index = i;
+ break;
+ }
+ }
+ } else
+ rdev->pm.requested_power_state_index =
+ rdev->pm.current_power_state_index - 1;
+ }
+ /* don't use the power state if crtcs are active and no display flag is set */
+ if ((rdev->pm.active_crtc_count > 0) &&
+ (rdev->pm.power_state[rdev->pm.requested_power_state_index].clock_info[0].flags &
+ RADEON_PM_MODE_NO_DISPLAY)) {
+ rdev->pm.requested_power_state_index++;
+ }
+ break;
+ case DYNPM_ACTION_UPCLOCK:
+ if (rdev->pm.current_power_state_index == (rdev->pm.num_power_states - 1)) {
+ rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
+ rdev->pm.dynpm_can_upclock = false;
+ } else {
+ if (rdev->pm.active_crtc_count > 1) {
+ for (i = (rdev->pm.num_power_states - 1); i >= 0; i--) {
+ if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
+ continue;
+ else if (i <= rdev->pm.current_power_state_index) {
+ rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
+ break;
+ } else {
+ rdev->pm.requested_power_state_index = i;
+ break;
+ }
+ }
+ } else
+ rdev->pm.requested_power_state_index =
+ rdev->pm.current_power_state_index + 1;
+ }
+ break;
+ case DYNPM_ACTION_DEFAULT:
+ rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
+ rdev->pm.dynpm_can_upclock = false;
+ break;
+ case DYNPM_ACTION_NONE:
+ default:
+ DRM_ERROR("Requested mode for not defined action\n");
+ return;
+ }
+ /* only one clock mode per power state */
+ rdev->pm.requested_clock_mode_index = 0;
+
+ DRM_DEBUG("Requested: e: %d m: %d p: %d\n",
+ rdev->pm.power_state[rdev->pm.requested_power_state_index].
+ clock_info[rdev->pm.requested_clock_mode_index].sclk,
+ rdev->pm.power_state[rdev->pm.requested_power_state_index].
+ clock_info[rdev->pm.requested_clock_mode_index].mclk,
+ rdev->pm.power_state[rdev->pm.requested_power_state_index].
+ pcie_lanes);
+}
+
+void r100_pm_init_profile(struct radeon_device *rdev)
+{
+ /* default */
+ rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
+ rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
+ rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
+ rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
+ /* low sh */
+ rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 0;
+ rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0;
+ rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
+ rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
+ /* high sh */
+ rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0;
+ rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
+ rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
+ rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
+ /* low mh */
+ rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 0;
+ rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
+ rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
+ rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
+ /* high mh */
+ rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0;
+ rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
+ rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
+ rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
+}
+
+void r100_pm_misc(struct radeon_device *rdev)
+{
+ int requested_index = rdev->pm.requested_power_state_index;
+ struct radeon_power_state *ps = &rdev->pm.power_state[requested_index];
+ struct radeon_voltage *voltage = &ps->clock_info[0].voltage;
+ u32 tmp, sclk_cntl, sclk_cntl2, sclk_more_cntl;
+
+ if ((voltage->type == VOLTAGE_GPIO) && (voltage->gpio.valid)) {
+ if (ps->misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) {
+ tmp = RREG32(voltage->gpio.reg);
+ if (voltage->active_high)
+ tmp |= voltage->gpio.mask;
+ else
+ tmp &= ~(voltage->gpio.mask);
+ WREG32(voltage->gpio.reg, tmp);
+ if (voltage->delay)
+ udelay(voltage->delay);
+ } else {
+ tmp = RREG32(voltage->gpio.reg);
+ if (voltage->active_high)
+ tmp &= ~voltage->gpio.mask;
+ else
+ tmp |= voltage->gpio.mask;
+ WREG32(voltage->gpio.reg, tmp);
+ if (voltage->delay)
+ udelay(voltage->delay);
+ }
+ }
+
+ sclk_cntl = RREG32_PLL(SCLK_CNTL);
+ sclk_cntl2 = RREG32_PLL(SCLK_CNTL2);
+ sclk_cntl2 &= ~REDUCED_SPEED_SCLK_SEL(3);
+ sclk_more_cntl = RREG32_PLL(SCLK_MORE_CNTL);
+ sclk_more_cntl &= ~VOLTAGE_DELAY_SEL(3);
+ if (ps->misc & ATOM_PM_MISCINFO_ASIC_REDUCED_SPEED_SCLK_EN) {
+ sclk_more_cntl |= REDUCED_SPEED_SCLK_EN;
+ if (ps->misc & ATOM_PM_MISCINFO_DYN_CLK_3D_IDLE)
+ sclk_cntl2 |= REDUCED_SPEED_SCLK_MODE;
+ else
+ sclk_cntl2 &= ~REDUCED_SPEED_SCLK_MODE;
+ if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_CLOCK_DIVIDER_BY_2)
+ sclk_cntl2 |= REDUCED_SPEED_SCLK_SEL(0);
+ else if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_CLOCK_DIVIDER_BY_4)
+ sclk_cntl2 |= REDUCED_SPEED_SCLK_SEL(2);
+ } else
+ sclk_more_cntl &= ~REDUCED_SPEED_SCLK_EN;
+
+ if (ps->misc & ATOM_PM_MISCINFO_ASIC_DYNAMIC_VOLTAGE_EN) {
+ sclk_more_cntl |= IO_CG_VOLTAGE_DROP;
+ if (voltage->delay) {
+ sclk_more_cntl |= VOLTAGE_DROP_SYNC;
+ switch (voltage->delay) {
+ case 33:
+ sclk_more_cntl |= VOLTAGE_DELAY_SEL(0);
+ break;
+ case 66:
+ sclk_more_cntl |= VOLTAGE_DELAY_SEL(1);
+ break;
+ case 99:
+ sclk_more_cntl |= VOLTAGE_DELAY_SEL(2);
+ break;
+ case 132:
+ sclk_more_cntl |= VOLTAGE_DELAY_SEL(3);
+ break;
+ }
+ } else
+ sclk_more_cntl &= ~VOLTAGE_DROP_SYNC;
+ } else
+ sclk_more_cntl &= ~IO_CG_VOLTAGE_DROP;
+
+ if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_HDP_BLOCK_EN)
+ sclk_cntl &= ~FORCE_HDP;
+ else
+ sclk_cntl |= FORCE_HDP;
+
+ WREG32_PLL(SCLK_CNTL, sclk_cntl);
+ WREG32_PLL(SCLK_CNTL2, sclk_cntl2);
+ WREG32_PLL(SCLK_MORE_CNTL, sclk_more_cntl);
+
+ /* set pcie lanes */
+ if ((rdev->flags & RADEON_IS_PCIE) &&
+ !(rdev->flags & RADEON_IS_IGP) &&
+ rdev->asic->set_pcie_lanes &&
+ (ps->pcie_lanes !=
+ rdev->pm.power_state[rdev->pm.current_power_state_index].pcie_lanes)) {
+ radeon_set_pcie_lanes(rdev,
+ ps->pcie_lanes);
+ DRM_DEBUG("Setting: p: %d\n", ps->pcie_lanes);
+ }
+}
+
+void r100_pm_prepare(struct radeon_device *rdev)
+{
+ struct drm_device *ddev = rdev->ddev;
+ struct drm_crtc *crtc;
+ struct radeon_crtc *radeon_crtc;
+ u32 tmp;
+
+ /* disable any active CRTCs */
+ list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
+ radeon_crtc = to_radeon_crtc(crtc);
+ if (radeon_crtc->enabled) {
+ if (radeon_crtc->crtc_id) {
+ tmp = RREG32(RADEON_CRTC2_GEN_CNTL);
+ tmp |= RADEON_CRTC2_DISP_REQ_EN_B;
+ WREG32(RADEON_CRTC2_GEN_CNTL, tmp);
+ } else {
+ tmp = RREG32(RADEON_CRTC_GEN_CNTL);
+ tmp |= RADEON_CRTC_DISP_REQ_EN_B;
+ WREG32(RADEON_CRTC_GEN_CNTL, tmp);
+ }
+ }
+ }
+}
+
+void r100_pm_finish(struct radeon_device *rdev)
+{
+ struct drm_device *ddev = rdev->ddev;
+ struct drm_crtc *crtc;
+ struct radeon_crtc *radeon_crtc;
+ u32 tmp;
+
+ /* enable any active CRTCs */
+ list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
+ radeon_crtc = to_radeon_crtc(crtc);
+ if (radeon_crtc->enabled) {
+ if (radeon_crtc->crtc_id) {
+ tmp = RREG32(RADEON_CRTC2_GEN_CNTL);
+ tmp &= ~RADEON_CRTC2_DISP_REQ_EN_B;
+ WREG32(RADEON_CRTC2_GEN_CNTL, tmp);
+ } else {
+ tmp = RREG32(RADEON_CRTC_GEN_CNTL);
+ tmp &= ~RADEON_CRTC_DISP_REQ_EN_B;
+ WREG32(RADEON_CRTC_GEN_CNTL, tmp);
+ }
+ }
+ }
+}
+
+bool r100_gui_idle(struct radeon_device *rdev)
+{
+ if (RREG32(RADEON_RBBM_STATUS) & RADEON_RBBM_ACTIVE)
+ return false;
+ else
+ return true;
+}
+
/* hpd for digital panel detect/disconnect */
bool r100_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
{
@@ -254,6 +513,9 @@ int r100_irq_set(struct radeon_device *rdev)
if (rdev->irq.sw_int) {
tmp |= RADEON_SW_INT_ENABLE;
}
+ if (rdev->irq.gui_idle) {
+ tmp |= RADEON_GUI_IDLE_MASK;
+ }
if (rdev->irq.crtc_vblank_int[0]) {
tmp |= RADEON_CRTC_VBLANK_MASK;
}
@@ -288,6 +550,12 @@ static inline uint32_t r100_irq_ack(struct radeon_device *rdev)
RADEON_CRTC_VBLANK_STAT | RADEON_CRTC2_VBLANK_STAT |
RADEON_FP_DETECT_STAT | RADEON_FP2_DETECT_STAT;
+ /* the interrupt works, but the status bit is permanently asserted */
+ if (rdev->irq.gui_idle && radeon_gui_idle(rdev)) {
+ if (!rdev->irq.gui_idle_acked)
+ irq_mask |= RADEON_GUI_IDLE_STAT;
+ }
+
if (irqs) {
WREG32(RADEON_GEN_INT_STATUS, irqs);
}
@@ -299,6 +567,9 @@ int r100_irq_process(struct radeon_device *rdev)
uint32_t status, msi_rearm;
bool queue_hotplug = false;
+ /* reset gui idle ack. the status bit is broken */
+ rdev->irq.gui_idle_acked = false;
+
status = r100_irq_ack(rdev);
if (!status) {
return IRQ_NONE;
@@ -311,6 +582,12 @@ int r100_irq_process(struct radeon_device *rdev)
if (status & RADEON_SW_INT_TEST) {
radeon_fence_process(rdev);
}
+ /* gui idle interrupt */
+ if (status & RADEON_GUI_IDLE_STAT) {
+ rdev->irq.gui_idle_acked = true;
+ rdev->pm.gui_idle = true;
+ wake_up(&rdev->irq.idle_queue);
+ }
/* Vertical blank interrupts */
if (status & RADEON_CRTC_VBLANK_STAT) {
drm_handle_vblank(rdev->ddev, 0);
@@ -332,6 +609,8 @@ int r100_irq_process(struct radeon_device *rdev)
}
status = r100_irq_ack(rdev);
}
+ /* reset gui idle ack. the status bit is broken */
+ rdev->irq.gui_idle_acked = false;
if (queue_hotplug)
queue_work(rdev->wq, &rdev->hotplug_work);
if (rdev->msi_enabled) {
@@ -663,26 +942,6 @@ int r100_cp_init(struct radeon_device *rdev, unsigned ring_size)
if (r100_debugfs_cp_init(rdev)) {
DRM_ERROR("Failed to register debugfs file for CP !\n");
}
- /* Reset CP */
- tmp = RREG32(RADEON_CP_CSQ_STAT);
- if ((tmp & (1 << 31))) {
- DRM_INFO("radeon: cp busy (0x%08X) resetting\n", tmp);
- WREG32(RADEON_CP_CSQ_MODE, 0);
- WREG32(RADEON_CP_CSQ_CNTL, 0);
- WREG32(RADEON_RBBM_SOFT_RESET, RADEON_SOFT_RESET_CP);
- tmp = RREG32(RADEON_RBBM_SOFT_RESET);
- mdelay(2);
- WREG32(RADEON_RBBM_SOFT_RESET, 0);
- tmp = RREG32(RADEON_RBBM_SOFT_RESET);
- mdelay(2);
- tmp = RREG32(RADEON_CP_CSQ_STAT);
- if ((tmp & (1 << 31))) {
- DRM_INFO("radeon: cp reset failed (0x%08X)\n", tmp);
- }
- } else {
- DRM_INFO("radeon: cp idle (0x%08X)\n", tmp);
- }
-
if (!rdev->me_fw) {
r = r100_cp_init_microcode(rdev);
if (r) {
@@ -787,39 +1046,6 @@ void r100_cp_disable(struct radeon_device *rdev)
}
}
-int r100_cp_reset(struct radeon_device *rdev)
-{
- uint32_t tmp;
- bool reinit_cp;
- int i;
-
- reinit_cp = rdev->cp.ready;
- rdev->cp.ready = false;
- WREG32(RADEON_CP_CSQ_MODE, 0);
- WREG32(RADEON_CP_CSQ_CNTL, 0);
- WREG32(RADEON_RBBM_SOFT_RESET, RADEON_SOFT_RESET_CP);
- (void)RREG32(RADEON_RBBM_SOFT_RESET);
- udelay(200);
- WREG32(RADEON_RBBM_SOFT_RESET, 0);
- /* Wait to prevent race in RBBM_STATUS */
- mdelay(1);
- for (i = 0; i < rdev->usec_timeout; i++) {
- tmp = RREG32(RADEON_RBBM_STATUS);
- if (!(tmp & (1 << 16))) {
- DRM_INFO("CP reset succeed (RBBM_STATUS=0x%08X)\n",
- tmp);
- if (reinit_cp) {
- return r100_cp_init(rdev, rdev->cp.ring_size);
- }
- return 0;
- }
- DRM_UDELAY(1);
- }
- tmp = RREG32(RADEON_RBBM_STATUS);
- DRM_ERROR("Failed to reset CP (RBBM_STATUS=0x%08X)!\n", tmp);
- return -1;
-}
-
void r100_cp_commit(struct radeon_device *rdev)
{
WREG32(RADEON_CP_RB_WPTR, rdev->cp.wptr);
@@ -1733,76 +1959,163 @@ int r100_mc_wait_for_idle(struct radeon_device *rdev)
return -1;
}
-void r100_gpu_init(struct radeon_device *rdev)
+void r100_gpu_lockup_update(struct r100_gpu_lockup *lockup, struct radeon_cp *cp)
{
- /* TODO: anythings to do here ? pipes ? */
- r100_hdp_reset(rdev);
+ lockup->last_cp_rptr = cp->rptr;
+ lockup->last_jiffies = jiffies;
+}
+
+/**
+ * r100_gpu_cp_is_lockup() - check if CP is lockup by recording information
+ * @rdev: radeon device structure
+ * @lockup: r100_gpu_lockup structure holding CP lockup tracking informations
+ * @cp: radeon_cp structure holding CP information
+ *
+ * We don't need to initialize the lockup tracking information as we will either
+ * have CP rptr to a different value of jiffies wrap around which will force
+ * initialization of the lockup tracking informations.
+ *
+ * A possible false positivie is if we get call after while and last_cp_rptr ==
+ * the current CP rptr, even if it's unlikely it might happen. To avoid this
+ * if the elapsed time since last call is bigger than 2 second than we return
+ * false and update the tracking information. Due to this the caller must call
+ * r100_gpu_cp_is_lockup several time in less than 2sec for lockup to be reported
+ * the fencing code should be cautious about that.
+ *
+ * Caller should write to the ring to force CP to do something so we don't get
+ * false positive when CP is just gived nothing to do.
+ *
+ **/
+bool r100_gpu_cp_is_lockup(struct radeon_device *rdev, struct r100_gpu_lockup *lockup, struct radeon_cp *cp)
+{
+ unsigned long cjiffies, elapsed;
+
+ cjiffies = jiffies;
+ if (!time_after(cjiffies, lockup->last_jiffies)) {
+ /* likely a wrap around */
+ lockup->last_cp_rptr = cp->rptr;
+ lockup->last_jiffies = jiffies;
+ return false;
+ }
+ if (cp->rptr != lockup->last_cp_rptr) {
+ /* CP is still working no lockup */
+ lockup->last_cp_rptr = cp->rptr;
+ lockup->last_jiffies = jiffies;
+ return false;
+ }
+ elapsed = jiffies_to_msecs(cjiffies - lockup->last_jiffies);
+ if (elapsed >= 3000) {
+ /* very likely the improbable case where current
+ * rptr is equal to last recorded, a while ago, rptr
+ * this is more likely a false positive update tracking
+ * information which should force us to be recall at
+ * latter point
+ */
+ lockup->last_cp_rptr = cp->rptr;
+ lockup->last_jiffies = jiffies;
+ return false;
+ }
+ if (elapsed >= 1000) {
+ dev_err(rdev->dev, "GPU lockup CP stall for more than %lumsec\n", elapsed);
+ return true;
+ }
+ /* give a chance to the GPU ... */
+ return false;
}
-void r100_hdp_reset(struct radeon_device *rdev)
+bool r100_gpu_is_lockup(struct radeon_device *rdev)
{
- uint32_t tmp;
+ u32 rbbm_status;
+ int r;
- tmp = RREG32(RADEON_HOST_PATH_CNTL) & RADEON_HDP_APER_CNTL;
- tmp |= (7 << 28);
- WREG32(RADEON_HOST_PATH_CNTL, tmp | RADEON_HDP_SOFT_RESET | RADEON_HDP_READ_BUFFER_INVALIDATE);
- (void)RREG32(RADEON_HOST_PATH_CNTL);
- udelay(200);
- WREG32(RADEON_RBBM_SOFT_RESET, 0);
- WREG32(RADEON_HOST_PATH_CNTL, tmp);
- (void)RREG32(RADEON_HOST_PATH_CNTL);
+ rbbm_status = RREG32(R_000E40_RBBM_STATUS);
+ if (!G_000E40_GUI_ACTIVE(rbbm_status)) {
+ r100_gpu_lockup_update(&rdev->config.r100.lockup, &rdev->cp);
+ return false;
+ }
+ /* force CP activities */
+ r = radeon_ring_lock(rdev, 2);
+ if (!r) {
+ /* PACKET2 NOP */
+ radeon_ring_write(rdev, 0x80000000);
+ radeon_ring_write(rdev, 0x80000000);
+ radeon_ring_unlock_commit(rdev);
+ }
+ rdev->cp.rptr = RREG32(RADEON_CP_RB_RPTR);
+ return r100_gpu_cp_is_lockup(rdev, &rdev->config.r100.lockup, &rdev->cp);
}
-int r100_rb2d_reset(struct radeon_device *rdev)
+void r100_bm_disable(struct radeon_device *rdev)
{
- uint32_t tmp;
- int i;
+ u32 tmp;
- WREG32(RADEON_RBBM_SOFT_RESET, RADEON_SOFT_RESET_E2);
- (void)RREG32(RADEON_RBBM_SOFT_RESET);
- udelay(200);
- WREG32(RADEON_RBBM_SOFT_RESET, 0);
- /* Wait to prevent race in RBBM_STATUS */
+ /* disable bus mastering */
+ tmp = RREG32(R_000030_BUS_CNTL);
+ WREG32(R_000030_BUS_CNTL, (tmp & 0xFFFFFFFF) | 0x00000044);
+ mdelay(1);
+ WREG32(R_000030_BUS_CNTL, (tmp & 0xFFFFFFFF) | 0x00000042);
+ mdelay(1);
+ WREG32(R_000030_BUS_CNTL, (tmp & 0xFFFFFFFF) | 0x00000040);
+ tmp = RREG32(RADEON_BUS_CNTL);
+ mdelay(1);
+ pci_read_config_word(rdev->pdev, 0x4, (u16*)&tmp);
+ pci_write_config_word(rdev->pdev, 0x4, tmp & 0xFFFB);
mdelay(1);
- for (i = 0; i < rdev->usec_timeout; i++) {
- tmp = RREG32(RADEON_RBBM_STATUS);
- if (!(tmp & (1 << 26))) {
- DRM_INFO("RB2D reset succeed (RBBM_STATUS=0x%08X)\n",
- tmp);
- return 0;
- }
- DRM_UDELAY(1);
- }
- tmp = RREG32(RADEON_RBBM_STATUS);
- DRM_ERROR("Failed to reset RB2D (RBBM_STATUS=0x%08X)!\n", tmp);
- return -1;
}
-int r100_gpu_reset(struct radeon_device *rdev)
+int r100_asic_reset(struct radeon_device *rdev)
{
- uint32_t status;
+ struct r100_mc_save save;
+ u32 status, tmp;
- /* reset order likely matter */
- status = RREG32(RADEON_RBBM_STATUS);
- /* reset HDP */
- r100_hdp_reset(rdev);
- /* reset rb2d */
- if (status & ((1 << 17) | (1 << 18) | (1 << 27))) {
- r100_rb2d_reset(rdev);
+ r100_mc_stop(rdev, &save);
+ status = RREG32(R_000E40_RBBM_STATUS);
+ if (!G_000E40_GUI_ACTIVE(status)) {
+ return 0;
}
- /* TODO: reset 3D engine */
+ status = RREG32(R_000E40_RBBM_STATUS);
+ dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status);
+ /* stop CP */
+ WREG32(RADEON_CP_CSQ_CNTL, 0);
+ tmp = RREG32(RADEON_CP_RB_CNTL);
+ WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_RPTR_WR_ENA);
+ WREG32(RADEON_CP_RB_RPTR_WR, 0);
+ WREG32(RADEON_CP_RB_WPTR, 0);
+ WREG32(RADEON_CP_RB_CNTL, tmp);
+ /* save PCI state */
+ pci_save_state(rdev->pdev);
+ /* disable bus mastering */
+ r100_bm_disable(rdev);
+ WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_SE(1) |
+ S_0000F0_SOFT_RESET_RE(1) |
+ S_0000F0_SOFT_RESET_PP(1) |
+ S_0000F0_SOFT_RESET_RB(1));
+ RREG32(R_0000F0_RBBM_SOFT_RESET);
+ mdelay(500);
+ WREG32(R_0000F0_RBBM_SOFT_RESET, 0);
+ mdelay(1);
+ status = RREG32(R_000E40_RBBM_STATUS);
+ dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status);
/* reset CP */
- status = RREG32(RADEON_RBBM_STATUS);
- if (status & (1 << 16)) {
- r100_cp_reset(rdev);
- }
+ WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_CP(1));
+ RREG32(R_0000F0_RBBM_SOFT_RESET);
+ mdelay(500);
+ WREG32(R_0000F0_RBBM_SOFT_RESET, 0);
+ mdelay(1);
+ status = RREG32(R_000E40_RBBM_STATUS);
+ dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status);
+ /* restore PCI & busmastering */
+ pci_restore_state(rdev->pdev);
+ r100_enable_bm(rdev);
/* Check if GPU is idle */
- status = RREG32(RADEON_RBBM_STATUS);
- if (status & RADEON_RBBM_ACTIVE) {
- DRM_ERROR("Failed to reset GPU (RBBM_STATUS=0x%08X)\n", status);
+ if (G_000E40_SE_BUSY(status) || G_000E40_RE_BUSY(status) ||
+ G_000E40_TAM_BUSY(status) || G_000E40_PB_BUSY(status)) {
+ dev_err(rdev->dev, "failed to reset GPU\n");
+ rdev->gpu_lockup = true;
return -1;
}
- DRM_INFO("GPU reset succeed (RBBM_STATUS=0x%08X)\n", status);
+ r100_mc_resume(rdev, &save);
+ dev_info(rdev->dev, "GPU reset succeed\n");
return 0;
}
@@ -2002,11 +2315,6 @@ void r100_vram_init_sizes(struct radeon_device *rdev)
else
rdev->mc.mc_vram_size = rdev->mc.real_vram_size;
}
- /* FIXME remove this once we support unmappable VRAM */
- if (rdev->mc.mc_vram_size > rdev->mc.aper_size) {
- rdev->mc.mc_vram_size = rdev->mc.aper_size;
- rdev->mc.real_vram_size = rdev->mc.aper_size;
- }
}
void r100_vga_set_state(struct radeon_device *rdev, bool state)
@@ -2335,53 +2643,53 @@ void r100_bandwidth_update(struct radeon_device *rdev)
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),
+ dfixed_init(1),
+ dfixed_init(2),
+ dfixed_init(3),
+ dfixed_init(0),
+ dfixed_init_half(1),
+ dfixed_init_half(2),
+ dfixed_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),
+ dfixed_init(0),
+ dfixed_init(1),
+ dfixed_init(2),
+ dfixed_init(3),
+ dfixed_init(0),
+ dfixed_init_half(1),
+ dfixed_init_half(2),
+ dfixed_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),
+ dfixed_init(0),
+ dfixed_init(1),
+ dfixed_init(2),
+ dfixed_init(3),
+ dfixed_init(4),
+ dfixed_init(5),
+ dfixed_init(6),
+ dfixed_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)
+ dfixed_init(1),
+ dfixed_init_half(1),
+ dfixed_init(2),
+ dfixed_init_half(2),
+ dfixed_init(3),
+ dfixed_init_half(3),
+ dfixed_init(4),
+ dfixed_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)
+ dfixed_init(4),
+ dfixed_init(5),
+ dfixed_init(6),
+ dfixed_init(7),
+ dfixed_init(8),
+ dfixed_init(9),
+ dfixed_init(10),
+ dfixed_init(11)
};
fixed20_12 min_mem_eff;
fixed20_12 mc_latency_sclk, mc_latency_mclk, k1;
@@ -2412,7 +2720,7 @@ void r100_bandwidth_update(struct radeon_device *rdev)
}
}
- min_mem_eff.full = rfixed_const_8(0);
+ min_mem_eff.full = dfixed_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);
@@ -2433,28 +2741,28 @@ void r100_bandwidth_update(struct radeon_device *rdev)
mclk_ff = rdev->pm.mclk;
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);
+ temp_ff.full = dfixed_const(temp);
+ mem_bw.full = dfixed_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);
+ temp_ff.full = dfixed_const(1000);
+ pix_clk.full = dfixed_const(mode1->clock); /* convert to fixed point */
+ pix_clk.full = dfixed_div(pix_clk, temp_ff);
+ temp_ff.full = dfixed_const(pixel_bytes1);
+ peak_disp_bw.full += dfixed_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);
+ temp_ff.full = dfixed_const(1000);
+ pix_clk2.full = dfixed_const(mode2->clock); /* convert to fixed point */
+ pix_clk2.full = dfixed_div(pix_clk2, temp_ff);
+ temp_ff.full = dfixed_const(pixel_bytes2);
+ peak_disp_bw.full += dfixed_mul(pix_clk2, temp_ff);
}
- mem_bw.full = rfixed_mul(mem_bw, min_mem_eff);
+ mem_bw.full = dfixed_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");
@@ -2496,9 +2804,9 @@ void r100_bandwidth_update(struct radeon_device *rdev)
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);
+ trcd_ff.full = dfixed_const(mem_trcd);
+ trp_ff.full = dfixed_const(mem_trp);
+ tras_ff.full = dfixed_const(mem_tras);
/* Get values from the MEM_SDRAM_MODE_REG register...converting its */
temp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
@@ -2516,7 +2824,7 @@ void r100_bandwidth_update(struct radeon_device *rdev)
/* extra cas latency stored in bits 23-25 0-4 clocks */
data = (temp >> 23) & 0x7;
if (data < 5)
- tcas_ff.full += rfixed_const(data);
+ tcas_ff.full += dfixed_const(data);
}
if (ASIC_IS_R300(rdev) && !(rdev->flags & RADEON_IS_IGP)) {
@@ -2553,72 +2861,72 @@ void r100_bandwidth_update(struct radeon_device *rdev)
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);
+ agpmode_ff.full = dfixed_const(radeon_agpmode);
+ temp_ff.full = dfixed_const_666(16);
+ sclk_eff_ff.full -= dfixed_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);
+ sclk_delay_ff.full = dfixed_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);
+ sclk_delay_ff.full = dfixed_const(41);
else
- sclk_delay_ff.full = rfixed_const(33);
+ sclk_delay_ff.full = dfixed_const(33);
} else {
if (rdev->mc.vram_width == 128)
- sclk_delay_ff.full = rfixed_const(57);
+ sclk_delay_ff.full = dfixed_const(57);
else
- sclk_delay_ff.full = rfixed_const(41);
+ sclk_delay_ff.full = dfixed_const(41);
}
}
- mc_latency_sclk.full = rfixed_div(sclk_delay_ff, sclk_eff_ff);
+ mc_latency_sclk.full = dfixed_div(sclk_delay_ff, sclk_eff_ff);
if (rdev->mc.vram_is_ddr) {
if (rdev->mc.vram_width == 32) {
- k1.full = rfixed_const(40);
+ k1.full = dfixed_const(40);
c = 3;
} else {
- k1.full = rfixed_const(20);
+ k1.full = dfixed_const(20);
c = 1;
}
} else {
- k1.full = rfixed_const(40);
+ k1.full = dfixed_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);
+ temp_ff.full = dfixed_const(2);
+ mc_latency_mclk.full = dfixed_mul(trcd_ff, temp_ff);
+ temp_ff.full = dfixed_const(c);
+ mc_latency_mclk.full += dfixed_mul(tcas_ff, temp_ff);
+ temp_ff.full = dfixed_const(4);
+ mc_latency_mclk.full += dfixed_mul(tras_ff, temp_ff);
+ mc_latency_mclk.full += dfixed_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);
+ mc_latency_mclk.full = dfixed_div(mc_latency_mclk, mclk_ff);
+ mc_latency_mclk.full += dfixed_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 = dfixed_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);
+ cur_latency_mclk.full = dfixed_div(temp_ff, mclk_ff);
- temp_ff.full = rfixed_const(cur_size);
- cur_latency_sclk.full = rfixed_div(temp_ff, sclk_eff_ff);
+ temp_ff.full = dfixed_const(cur_size);
+ cur_latency_sclk.full = dfixed_div(temp_ff, sclk_eff_ff);
/*
Find the total latency for the display data.
*/
- disp_latency_overhead.full = rfixed_const(8);
- disp_latency_overhead.full = rfixed_div(disp_latency_overhead, sclk_ff);
+ disp_latency_overhead.full = dfixed_const(8);
+ disp_latency_overhead.full = dfixed_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;
@@ -2646,16 +2954,16 @@ void r100_bandwidth_update(struct radeon_device *rdev)
/*
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);
+ temp_ff.full = dfixed_const((16/pixel_bytes1));
+ disp_drain_rate.full = dfixed_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);
+ crit_point_ff.full = dfixed_mul(disp_drain_rate, disp_latency);
+ crit_point_ff.full += dfixed_const_half(0);
- critical_point = rfixed_trunc(crit_point_ff);
+ critical_point = dfixed_trunc(crit_point_ff);
if (rdev->disp_priority == 2) {
critical_point = 0;
@@ -2726,8 +3034,8 @@ void r100_bandwidth_update(struct radeon_device *rdev)
/*
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);
+ temp_ff.full = dfixed_const((16/pixel_bytes2));
+ disp_drain_rate2.full = dfixed_div(pix_clk2, temp_ff);
grph2_cntl = RREG32(RADEON_GRPH2_BUFFER_CNTL);
grph2_cntl &= ~(RADEON_GRPH_STOP_REQ_MASK);
@@ -2748,8 +3056,8 @@ void r100_bandwidth_update(struct radeon_device *rdev)
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);
+ temp_ff.full = dfixed_const(temp);
+ temp_ff.full = dfixed_mul(mclk_ff, temp_ff);
if (sclk_ff.full < temp_ff.full)
temp_ff.full = sclk_ff.full;
@@ -2757,15 +3065,15 @@ void r100_bandwidth_update(struct radeon_device *rdev)
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);
+ time_disp1_drop_priority.full = dfixed_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);
+ crit_point_ff.full = dfixed_mul(crit_point_ff, disp_drain_rate2);
+ crit_point_ff.full += dfixed_const_half(0);
- critical_point2 = rfixed_trunc(crit_point_ff);
+ critical_point2 = dfixed_trunc(crit_point_ff);
if (rdev->disp_priority == 2) {
critical_point2 = 0;
@@ -2975,7 +3283,7 @@ int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track)
for (i = 0; i < track->num_cb; i++) {
if (track->cb[i].robj == NULL) {
- if (!(track->fastfill || track->color_channel_mask ||
+ if (!(track->zb_cb_clear || track->color_channel_mask ||
track->blend_read_enable)) {
continue;
}
@@ -3399,7 +3707,7 @@ static int r100_startup(struct radeon_device *rdev)
/* Resume clock */
r100_clock_startup(rdev);
/* Initialize GPU configuration (# pipes, ...) */
- r100_gpu_init(rdev);
+// r100_gpu_init(rdev);
/* Initialize GART (initialize after TTM so we can allocate
* memory through TTM but finalize after TTM) */
r100_enable_bm(rdev);
@@ -3436,7 +3744,7 @@ int r100_resume(struct radeon_device *rdev)
/* Resume clock before doing reset */
r100_clock_startup(rdev);
/* Reset gpu before posting otherwise ATOM will enter infinite loop */
- if (radeon_gpu_reset(rdev)) {
+ if (radeon_asic_reset(rdev)) {
dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
RREG32(R_000E40_RBBM_STATUS),
RREG32(R_0007C0_CP_STAT));
@@ -3462,7 +3770,6 @@ int r100_suspend(struct radeon_device *rdev)
void r100_fini(struct radeon_device *rdev)
{
- radeon_pm_fini(rdev);
r100_cp_fini(rdev);
r100_wb_fini(rdev);
r100_ib_fini(rdev);
@@ -3505,7 +3812,7 @@ int r100_init(struct radeon_device *rdev)
return r;
}
/* Reset gpu before posting otherwise ATOM will enter infinite loop */
- if (radeon_gpu_reset(rdev)) {
+ if (radeon_asic_reset(rdev)) {
dev_warn(rdev->dev,
"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
RREG32(R_000E40_RBBM_STATUS),
@@ -3518,8 +3825,6 @@ int r100_init(struct radeon_device *rdev)
r100_errata(rdev);
/* Initialize clocks */
radeon_get_clock_info(rdev->ddev);
- /* Initialize power management */
- radeon_pm_init(rdev);
/* initialize AGP */
if (rdev->flags & RADEON_IS_AGP) {
r = radeon_agp_init(rdev);