diff options
| -rw-r--r-- | drivers/gpu/drm/radeon/r500_reg.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/r600.c | 165 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/r600d.h | 2 |
3 files changed, 136 insertions, 32 deletions
diff --git a/drivers/gpu/drm/radeon/r500_reg.h b/drivers/gpu/drm/radeon/r500_reg.h index ec576aaafb73..c0dc8d3ba0bb 100644 --- a/drivers/gpu/drm/radeon/r500_reg.h +++ b/drivers/gpu/drm/radeon/r500_reg.h @@ -355,6 +355,7 @@ # define AVIVO_D1CRTC_V_BLANK (1 << 0) #define AVIVO_D1CRTC_STATUS_POSITION 0x60a0 #define AVIVO_D1CRTC_FRAME_COUNT 0x60a4 +#define AVIVO_D1CRTC_STATUS_HV_COUNT 0x60ac #define AVIVO_D1CRTC_STEREO_CONTROL 0x60c4 #define AVIVO_D1MODE_MASTER_UPDATE_MODE 0x60e4 diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 083eeb0b4fd1..997707b2a33e 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -94,6 +94,12 @@ MODULE_FIRMWARE("radeon/SUMO_me.bin"); MODULE_FIRMWARE("radeon/SUMO2_pfp.bin"); MODULE_FIRMWARE("radeon/SUMO2_me.bin"); +static const u32 crtc_offsets[2] = +{ + 0, + AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL +}; + int r600_debugfs_mc_info_init(struct radeon_device *rdev); /* r600,rv610,rv630,rv620,rv635,rv670 */ @@ -1286,28 +1292,111 @@ static void r600_print_gpu_status_regs(struct radeon_device *rdev) RREG32(DMA_STATUS_REG)); } -static int r600_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask) +static bool r600_is_display_hung(struct radeon_device *rdev) { - struct rv515_mc_save save; - u32 grbm_soft_reset = 0, srbm_soft_reset = 0; + u32 crtc_hung = 0; + u32 crtc_status[2]; + u32 i, j, tmp; + + for (i = 0; i < rdev->num_crtc; i++) { + if (RREG32(AVIVO_D1CRTC_CONTROL + crtc_offsets[i]) & AVIVO_CRTC_EN) { + crtc_status[i] = RREG32(AVIVO_D1CRTC_STATUS_HV_COUNT + crtc_offsets[i]); + crtc_hung |= (1 << i); + } + } + + for (j = 0; j < 10; j++) { + for (i = 0; i < rdev->num_crtc; i++) { + if (crtc_hung & (1 << i)) { + tmp = RREG32(AVIVO_D1CRTC_STATUS_HV_COUNT + crtc_offsets[i]); + if (tmp != crtc_status[i]) + crtc_hung &= ~(1 << i); + } + } + if (crtc_hung == 0) + return false; + udelay(100); + } + + return true; +} + +static u32 r600_gpu_check_soft_reset(struct radeon_device *rdev) +{ + u32 reset_mask = 0; u32 tmp; - int ret = 0; - if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE)) - reset_mask &= ~(RADEON_RESET_GFX | RADEON_RESET_COMPUTE | RADEON_RESET_CP); + /* GRBM_STATUS */ + tmp = RREG32(R_008010_GRBM_STATUS); + if (rdev->family >= CHIP_RV770) { + if (G_008010_PA_BUSY(tmp) | G_008010_SC_BUSY(tmp) | + G_008010_SH_BUSY(tmp) | G_008010_SX_BUSY(tmp) | + G_008010_TA_BUSY(tmp) | G_008010_VGT_BUSY(tmp) | + G_008010_DB03_BUSY(tmp) | G_008010_CB03_BUSY(tmp) | + G_008010_SPI03_BUSY(tmp) | G_008010_VGT_BUSY_NO_DMA(tmp)) + reset_mask |= RADEON_RESET_GFX; + } else { + if (G_008010_PA_BUSY(tmp) | G_008010_SC_BUSY(tmp) | + G_008010_SH_BUSY(tmp) | G_008010_SX_BUSY(tmp) | + G_008010_TA03_BUSY(tmp) | G_008010_VGT_BUSY(tmp) | + G_008010_DB03_BUSY(tmp) | G_008010_CB03_BUSY(tmp) | + G_008010_SPI03_BUSY(tmp) | G_008010_VGT_BUSY_NO_DMA(tmp)) + reset_mask |= RADEON_RESET_GFX; + } + + if (G_008010_CF_RQ_PENDING(tmp) | G_008010_PF_RQ_PENDING(tmp) | + G_008010_CP_BUSY(tmp) | G_008010_CP_COHERENCY_BUSY(tmp)) + reset_mask |= RADEON_RESET_CP; + + if (G_008010_GRBM_EE_BUSY(tmp)) + reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP; + + /* DMA_STATUS_REG */ + tmp = RREG32(DMA_STATUS_REG); + if (!(tmp & DMA_IDLE)) + reset_mask |= RADEON_RESET_DMA; + + /* SRBM_STATUS */ + tmp = RREG32(R_000E50_SRBM_STATUS); + if (G_000E50_RLC_RQ_PENDING(tmp) | G_000E50_RLC_BUSY(tmp)) + reset_mask |= RADEON_RESET_RLC; + + if (G_000E50_IH_BUSY(tmp)) + reset_mask |= RADEON_RESET_IH; - if (RREG32(DMA_STATUS_REG) & DMA_IDLE) - reset_mask &= ~RADEON_RESET_DMA; + if (G_000E50_SEM_BUSY(tmp)) + reset_mask |= RADEON_RESET_SEM; + + if (G_000E50_GRBM_RQ_PENDING(tmp)) + reset_mask |= RADEON_RESET_GRBM; + + if (G_000E50_VMC_BUSY(tmp)) + reset_mask |= RADEON_RESET_VMC; + + if (G_000E50_MCB_BUSY(tmp) | G_000E50_MCDZ_BUSY(tmp) | + G_000E50_MCDY_BUSY(tmp) | G_000E50_MCDX_BUSY(tmp) | + G_000E50_MCDW_BUSY(tmp)) + reset_mask |= RADEON_RESET_MC; + + if (r600_is_display_hung(rdev)) + reset_mask |= RADEON_RESET_DISPLAY; + + return reset_mask; +} + +static void r600_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask) +{ + struct rv515_mc_save save; + u32 grbm_soft_reset = 0, srbm_soft_reset = 0; + u32 tmp; if (reset_mask == 0) - return 0; + return; dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask); r600_print_gpu_status_regs(rdev); - r600_set_bios_scratch_engine_hung(rdev, true); - rv515_mc_stop(rdev, &save); if (r600_mc_wait_for_idle(rdev)) { dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); @@ -1374,6 +1463,24 @@ static int r600_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask) srbm_soft_reset |= SOFT_RESET_DMA; } + if (reset_mask & RADEON_RESET_RLC) + srbm_soft_reset |= S_000E60_SOFT_RESET_RLC(1); + + if (reset_mask & RADEON_RESET_SEM) + srbm_soft_reset |= S_000E60_SOFT_RESET_SEM(1); + + if (reset_mask & RADEON_RESET_IH) + srbm_soft_reset |= S_000E60_SOFT_RESET_IH(1); + + if (reset_mask & RADEON_RESET_GRBM) + srbm_soft_reset |= S_000E60_SOFT_RESET_GRBM(1); + + if (reset_mask & RADEON_RESET_MC) + srbm_soft_reset |= S_000E60_SOFT_RESET_MC(1); + + if (reset_mask & RADEON_RESET_VMC) + srbm_soft_reset |= S_000E60_SOFT_RESET_VMC(1); + if (grbm_soft_reset) { tmp = RREG32(R_008020_GRBM_SOFT_RESET); tmp |= grbm_soft_reset; @@ -1408,32 +1515,26 @@ static int r600_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask) rv515_mc_resume(rdev, &save); udelay(50); -#if 0 - if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE | RADEON_RESET_CP)) { - if (RREG32(GRBM_STATUS) & GUI_ACTIVE) - ret = -EAGAIN; - } - - if (reset_mask & RADEON_RESET_DMA) { - if (!(RREG32(DMA_STATUS_REG) & DMA_IDLE)) - ret = -EAGAIN; - } -#endif - - if (!ret) - r600_set_bios_scratch_engine_hung(rdev, false); - r600_print_gpu_status_regs(rdev); - - return ret; } int r600_asic_reset(struct radeon_device *rdev) { - return r600_gpu_soft_reset(rdev, (RADEON_RESET_GFX | - RADEON_RESET_COMPUTE | - RADEON_RESET_DMA | - RADEON_RESET_CP)); + u32 reset_mask; + + reset_mask = r600_gpu_check_soft_reset(rdev); + + if (reset_mask) + r600_set_bios_scratch_engine_hung(rdev, true); + + r600_gpu_soft_reset(rdev, reset_mask); + + reset_mask = r600_gpu_check_soft_reset(rdev); + + if (!reset_mask) + r600_set_bios_scratch_engine_hung(rdev, false); + + return 0; } bool r600_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h index 494ef768966f..a42ba11a3bed 100644 --- a/drivers/gpu/drm/radeon/r600d.h +++ b/drivers/gpu/drm/radeon/r600d.h @@ -1321,6 +1321,7 @@ #define G_008010_VC_BUSY(x) (((x) >> 11) & 1) #define G_008010_DB03_CLEAN(x) (((x) >> 12) & 1) #define G_008010_CB03_CLEAN(x) (((x) >> 13) & 1) +#define G_008010_TA_BUSY(x) (((x) >> 14) & 1) #define G_008010_VGT_BUSY_NO_DMA(x) (((x) >> 16) & 1) #define G_008010_VGT_BUSY(x) (((x) >> 17) & 1) #define G_008010_TA03_BUSY(x) (((x) >> 18) & 1) @@ -1388,6 +1389,7 @@ #define G_000E50_MCDW_BUSY(x) (((x) >> 13) & 1) #define G_000E50_SEM_BUSY(x) (((x) >> 14) & 1) #define G_000E50_RLC_BUSY(x) (((x) >> 15) & 1) +#define G_000E50_IH_BUSY(x) (((x) >> 17) & 1) #define G_000E50_BIF_BUSY(x) (((x) >> 29) & 1) #define R_000E60_SRBM_SOFT_RESET 0x0E60 #define S_000E60_SOFT_RESET_BIF(x) (((x) & 1) << 1) |