* Jerome Glisse
*/
#include <linux/seq_file.h>
+#include <linux/slab.h>
#include "drmP.h"
#include "drm.h"
#include "radeon_drm.h"
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) {
udelay(10);
rdev->cp.rptr = RREG32(RADEON_CP_RB_RPTR);
rdev->cp.wptr = RREG32(RADEON_CP_RB_WPTR);
+ /* protect against crazy HW on resume */
+ rdev->cp.wptr &= rdev->cp.ptr_mask;
/* Set cp mode to bus mastering & enable cp*/
WREG32(RADEON_CP_CSQ_MODE,
REG_SET(RADEON_INDIRECT2_START, indirect2_start) |
}
}
-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);
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;
}
-void r100_hdp_reset(struct radeon_device *rdev)
+/**
+ * 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;
+}
+
+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;
}
{
struct drm_device *dev = rdev->ddev;
bool force_dac2 = false;
+ u32 tmp;
/* set these so they don't interfere with anything */
WREG32(RADEON_OV0_SCALE_CNTL, 0);
WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug);
WREG32(RADEON_DAC_CNTL2, dac2_cntl);
}
+
+ /* switch PM block to ACPI mode */
+ tmp = RREG32_PLL(RADEON_PLL_PWRMGT_CNTL);
+ tmp &= ~RADEON_PM_MODE_SEL;
+ WREG32_PLL(RADEON_PLL_PWRMGT_CNTL, tmp);
+
}
/*
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)
uint32_t pixel_bytes1 = 0;
uint32_t pixel_bytes2 = 0;
+ radeon_update_display_priority(rdev);
+
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;
{
struct radeon_bo *robj;
unsigned long size;
- unsigned u, i, w, h;
+ unsigned u, i, w, h, d;
int ret;
for (u = 0; u < track->num_texture; u++) {
h = h / (1 << i);
if (track->textures[u].roundup_h)
h = roundup_pow_of_two(h);
+ if (track->textures[u].tex_coord_type == 1) {
+ d = (1 << track->textures[u].txdepth) / (1 << i);
+ if (!d)
+ d = 1;
+ } else {
+ d = 1;
+ }
if (track->textures[u].compress_format) {
- size += r100_track_compress_size(track->textures[u].compress_format, w, h);
+ size += r100_track_compress_size(track->textures[u].compress_format, w, h) * d;
/* compressed textures are block based */
} else
- size += w * h;
+ size += w * h * d;
}
size *= track->textures[u].cpp;
switch (track->textures[u].tex_coord_type) {
case 0:
- break;
case 1:
- size *= (1 << track->textures[u].txdepth);
break;
case 2:
if (track->separate_cube) {
}
}
prim_walk = (track->vap_vf_cntl >> 4) & 0x3;
- nverts = (track->vap_vf_cntl >> 16) & 0xFFFF;
+ if (track->vap_vf_cntl & (1 << 14)) {
+ nverts = track->vap_alt_nverts;
+ } else {
+ nverts = (track->vap_vf_cntl >> 16) & 0xFFFF;
+ }
switch (prim_walk) {
case 1:
for (i = 0; i < track->num_arrays; i++) {
/* 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);
/* 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));
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),