diff options
Diffstat (limited to 'drivers')
57 files changed, 514 insertions, 408 deletions
diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c index 17995fadebd7..82a081ea4317 100644 --- a/drivers/base/power/runtime.c +++ b/drivers/base/power/runtime.c @@ -419,7 +419,7 @@ static int rpm_suspend(struct device *dev, int rpmflags) struct device *parent = NULL; int retval; - trace_rpm_suspend(dev, rpmflags); + trace_rpm_suspend_rcuidle(dev, rpmflags); repeat: retval = rpm_check_suspend_allowed(dev); @@ -549,7 +549,7 @@ static int rpm_suspend(struct device *dev, int rpmflags) } out: - trace_rpm_return_int(dev, _THIS_IP_, retval); + trace_rpm_return_int_rcuidle(dev, _THIS_IP_, retval); return retval; diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c index a978381ef95b..9b17a66cf0e1 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c @@ -387,7 +387,7 @@ void atmel_hlcdc_crtc_irq(struct drm_crtc *c) atmel_hlcdc_crtc_finish_page_flip(drm_crtc_to_atmel_hlcdc_crtc(c)); } -void atmel_hlcdc_crtc_reset(struct drm_crtc *crtc) +static void atmel_hlcdc_crtc_reset(struct drm_crtc *crtc) { struct atmel_hlcdc_crtc_state *state; diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c index 016c191221f3..52c527f6642a 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c @@ -320,19 +320,19 @@ atmel_hlcdc_plane_update_pos_and_size(struct atmel_hlcdc_plane *plane, u32 *coeff_tab = heo_upscaling_ycoef; u32 max_memsize; - if (state->crtc_w < state->src_w) + if (state->crtc_h < state->src_h) coeff_tab = heo_downscaling_ycoef; for (i = 0; i < ARRAY_SIZE(heo_upscaling_ycoef); i++) atmel_hlcdc_layer_update_cfg(&plane->layer, 33 + i, 0xffffffff, coeff_tab[i]); - factor = ((8 * 256 * state->src_w) - (256 * 4)) / - state->crtc_w; + factor = ((8 * 256 * state->src_h) - (256 * 4)) / + state->crtc_h; factor++; - max_memsize = ((factor * state->crtc_w) + (256 * 4)) / + max_memsize = ((factor * state->crtc_h) + (256 * 4)) / 2048; - if (max_memsize > state->src_w) + if (max_memsize > state->src_h) factor--; factor_reg |= (factor << 16) | 0x80000000; } diff --git a/drivers/gpu/drm/drm_ioc32.c b/drivers/gpu/drm/drm_ioc32.c index 57676f8d7ecf..a6289752be16 100644 --- a/drivers/gpu/drm/drm_ioc32.c +++ b/drivers/gpu/drm/drm_ioc32.c @@ -1015,6 +1015,7 @@ static int compat_drm_wait_vblank(struct file *file, unsigned int cmd, return 0; } +#if defined(CONFIG_X86) || defined(CONFIG_IA64) typedef struct drm_mode_fb_cmd232 { u32 fb_id; u32 width; @@ -1071,6 +1072,7 @@ static int compat_drm_mode_addfb2(struct file *file, unsigned int cmd, return 0; } +#endif static drm_ioctl_compat_t *drm_compat_ioctls[] = { [DRM_IOCTL_NR(DRM_IOCTL_VERSION32)] = compat_drm_version, @@ -1104,7 +1106,9 @@ static drm_ioctl_compat_t *drm_compat_ioctls[] = { [DRM_IOCTL_NR(DRM_IOCTL_UPDATE_DRAW32)] = compat_drm_update_draw, #endif [DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK32)] = compat_drm_wait_vblank, +#if defined(CONFIG_X86) || defined(CONFIG_IA64) [DRM_IOCTL_NR(DRM_IOCTL_MODE_ADDFB232)] = compat_drm_mode_addfb2, +#endif }; /** diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c index e0166403b4bd..40ce841eb952 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fb.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c @@ -55,11 +55,11 @@ static int check_fb_gem_memory_type(struct drm_device *drm_dev, flags = exynos_gem->flags; /* - * without iommu support, not support physically non-continuous memory - * for framebuffer. + * Physically non-contiguous memory type for framebuffer is not + * supported without IOMMU. */ if (IS_NONCONTIG_BUFFER(flags)) { - DRM_ERROR("cannot use this gem memory type for fb.\n"); + DRM_ERROR("Non-contiguous GEM memory is not supported.\n"); return -EINVAL; } diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c index 0525c56145db..147ef0d298cb 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c @@ -1753,32 +1753,6 @@ static int fimc_clk_ctrl(struct fimc_context *ctx, bool enable) return 0; } -#ifdef CONFIG_PM_SLEEP -static int fimc_suspend(struct device *dev) -{ - struct fimc_context *ctx = get_fimc_context(dev); - - DRM_DEBUG_KMS("id[%d]\n", ctx->id); - - if (pm_runtime_suspended(dev)) - return 0; - - return fimc_clk_ctrl(ctx, false); -} - -static int fimc_resume(struct device *dev) -{ - struct fimc_context *ctx = get_fimc_context(dev); - - DRM_DEBUG_KMS("id[%d]\n", ctx->id); - - if (!pm_runtime_suspended(dev)) - return fimc_clk_ctrl(ctx, true); - - return 0; -} -#endif - static int fimc_runtime_suspend(struct device *dev) { struct fimc_context *ctx = get_fimc_context(dev); @@ -1799,7 +1773,8 @@ static int fimc_runtime_resume(struct device *dev) #endif static const struct dev_pm_ops fimc_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(fimc_suspend, fimc_resume) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) SET_RUNTIME_PM_OPS(fimc_runtime_suspend, fimc_runtime_resume, NULL) }; diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index 4bf00f57ffe8..6eca8bb88648 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -1475,8 +1475,8 @@ static int g2d_remove(struct platform_device *pdev) return 0; } -#ifdef CONFIG_PM_SLEEP -static int g2d_suspend(struct device *dev) +#ifdef CONFIG_PM +static int g2d_runtime_suspend(struct device *dev) { struct g2d_data *g2d = dev_get_drvdata(dev); @@ -1490,25 +1490,6 @@ static int g2d_suspend(struct device *dev) flush_work(&g2d->runqueue_work); - return 0; -} - -static int g2d_resume(struct device *dev) -{ - struct g2d_data *g2d = dev_get_drvdata(dev); - - g2d->suspended = false; - g2d_exec_runqueue(g2d); - - return 0; -} -#endif - -#ifdef CONFIG_PM -static int g2d_runtime_suspend(struct device *dev) -{ - struct g2d_data *g2d = dev_get_drvdata(dev); - clk_disable_unprepare(g2d->gate_clk); return 0; @@ -1523,12 +1504,16 @@ static int g2d_runtime_resume(struct device *dev) if (ret < 0) dev_warn(dev, "failed to enable clock.\n"); + g2d->suspended = false; + g2d_exec_runqueue(g2d); + return ret; } #endif static const struct dev_pm_ops g2d_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(g2d_suspend, g2d_resume) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) SET_RUNTIME_PM_OPS(g2d_runtime_suspend, g2d_runtime_resume, NULL) }; diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c index 5d20da8f957e..52a9d269484e 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c @@ -1760,34 +1760,7 @@ static int gsc_remove(struct platform_device *pdev) return 0; } -#ifdef CONFIG_PM_SLEEP -static int gsc_suspend(struct device *dev) -{ - struct gsc_context *ctx = get_gsc_context(dev); - - DRM_DEBUG_KMS("id[%d]\n", ctx->id); - - if (pm_runtime_suspended(dev)) - return 0; - - return gsc_clk_ctrl(ctx, false); -} - -static int gsc_resume(struct device *dev) -{ - struct gsc_context *ctx = get_gsc_context(dev); - - DRM_DEBUG_KMS("id[%d]\n", ctx->id); - - if (!pm_runtime_suspended(dev)) - return gsc_clk_ctrl(ctx, true); - - return 0; -} -#endif - -#ifdef CONFIG_PM -static int gsc_runtime_suspend(struct device *dev) +static int __maybe_unused gsc_runtime_suspend(struct device *dev) { struct gsc_context *ctx = get_gsc_context(dev); @@ -1796,7 +1769,7 @@ static int gsc_runtime_suspend(struct device *dev) return gsc_clk_ctrl(ctx, false); } -static int gsc_runtime_resume(struct device *dev) +static int __maybe_unused gsc_runtime_resume(struct device *dev) { struct gsc_context *ctx = get_gsc_context(dev); @@ -1804,10 +1777,10 @@ static int gsc_runtime_resume(struct device *dev) return gsc_clk_ctrl(ctx, true); } -#endif static const struct dev_pm_ops gsc_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(gsc_suspend, gsc_resume) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) SET_RUNTIME_PM_OPS(gsc_runtime_suspend, gsc_runtime_resume, NULL) }; diff --git a/drivers/gpu/drm/exynos/exynos_drm_rotator.c b/drivers/gpu/drm/exynos/exynos_drm_rotator.c index 404367a430b5..6591e406084c 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_rotator.c +++ b/drivers/gpu/drm/exynos/exynos_drm_rotator.c @@ -794,29 +794,6 @@ static int rotator_clk_crtl(struct rot_context *rot, bool enable) return 0; } - -#ifdef CONFIG_PM_SLEEP -static int rotator_suspend(struct device *dev) -{ - struct rot_context *rot = dev_get_drvdata(dev); - - if (pm_runtime_suspended(dev)) - return 0; - - return rotator_clk_crtl(rot, false); -} - -static int rotator_resume(struct device *dev) -{ - struct rot_context *rot = dev_get_drvdata(dev); - - if (!pm_runtime_suspended(dev)) - return rotator_clk_crtl(rot, true); - - return 0; -} -#endif - static int rotator_runtime_suspend(struct device *dev) { struct rot_context *rot = dev_get_drvdata(dev); @@ -833,7 +810,8 @@ static int rotator_runtime_resume(struct device *dev) #endif static const struct dev_pm_ops rotator_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(rotator_suspend, rotator_resume) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) SET_RUNTIME_PM_OPS(rotator_runtime_suspend, rotator_runtime_resume, NULL) }; diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 95ddd56b89f0..5de36d8dcc68 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1281,6 +1281,11 @@ int i915_driver_load(struct pci_dev *pdev, const struct pci_device_id *ent) intel_runtime_pm_enable(dev_priv); + /* Everything is in place, we can now relax! */ + DRM_INFO("Initialized %s %d.%d.%d %s for %s on minor %d\n", + driver.name, driver.major, driver.minor, driver.patchlevel, + driver.date, pci_name(pdev), dev_priv->drm.primary->index); + intel_runtime_pm_put(dev_priv); return 0; diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 7a30af79d799..f38ceffd82c3 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -122,8 +122,11 @@ int intel_sanitize_enable_ppgtt(struct drm_i915_private *dev_priv, has_full_48bit_ppgtt = IS_BROADWELL(dev_priv) || INTEL_GEN(dev_priv) >= 9; - if (intel_vgpu_active(dev_priv)) - has_full_ppgtt = false; /* emulation is too hard */ + if (intel_vgpu_active(dev_priv)) { + /* emulation is too hard */ + has_full_ppgtt = false; + has_full_48bit_ppgtt = false; + } if (!has_aliasing_ppgtt) return 0; @@ -158,7 +161,7 @@ int intel_sanitize_enable_ppgtt(struct drm_i915_private *dev_priv, return 0; } - if (INTEL_GEN(dev_priv) >= 8 && i915.enable_execlists) + if (INTEL_GEN(dev_priv) >= 8 && i915.enable_execlists && has_full_ppgtt) return has_full_48bit_ppgtt ? 3 : 2; else return has_aliasing_ppgtt ? 1 : 0; diff --git a/drivers/gpu/drm/i915/i915_vgpu.c b/drivers/gpu/drm/i915/i915_vgpu.c index f6acb5a0e701..b81cfb3b22ec 100644 --- a/drivers/gpu/drm/i915/i915_vgpu.c +++ b/drivers/gpu/drm/i915/i915_vgpu.c @@ -65,9 +65,6 @@ void i915_check_vgpu(struct drm_i915_private *dev_priv) BUILD_BUG_ON(sizeof(struct vgt_if) != VGT_PVINFO_SIZE); - if (!IS_HASWELL(dev_priv)) - return; - magic = __raw_i915_read64(dev_priv, vgtif_reg(magic)); if (magic != VGT_MAGIC) return; diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c index 47bdf9dad0d3..b9e5a63a7c9e 100644 --- a/drivers/gpu/drm/i915/intel_dvo.c +++ b/drivers/gpu/drm/i915/intel_dvo.c @@ -554,7 +554,6 @@ void intel_dvo_init(struct drm_device *dev) return; } - drm_encoder_cleanup(&intel_encoder->base); kfree(intel_dvo); kfree(intel_connector); } diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c index adca262d591a..7acbbbf97833 100644 --- a/drivers/gpu/drm/i915/intel_opregion.c +++ b/drivers/gpu/drm/i915/intel_opregion.c @@ -1047,6 +1047,23 @@ err_out: return err; } +static int intel_use_opregion_panel_type_callback(const struct dmi_system_id *id) +{ + DRM_INFO("Using panel type from OpRegion on %s\n", id->ident); + return 1; +} + +static const struct dmi_system_id intel_use_opregion_panel_type[] = { + { + .callback = intel_use_opregion_panel_type_callback, + .ident = "Conrac GmbH IX45GM2", + .matches = {DMI_MATCH(DMI_SYS_VENDOR, "Conrac GmbH"), + DMI_MATCH(DMI_PRODUCT_NAME, "IX45GM2"), + }, + }, + { } +}; + int intel_opregion_get_panel_type(struct drm_i915_private *dev_priv) { @@ -1073,6 +1090,16 @@ intel_opregion_get_panel_type(struct drm_i915_private *dev_priv) } /* + * So far we know that some machined must use it, others must not use it. + * There doesn't seem to be any way to determine which way to go, except + * via a quirk list :( + */ + if (!dmi_check_system(intel_use_opregion_panel_type)) { + DRM_DEBUG_KMS("Ignoring OpRegion panel type (%d)\n", ret - 1); + return -ENODEV; + } + + /* * FIXME On Dell XPS 13 9350 the OpRegion panel type (0) gives us * low vswing for eDP, whereas the VBT panel type (2) gives us normal * vswing instead. Low vswing results in some display flickers, so diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 53e13c10e4ea..2d2481392824 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -7859,6 +7859,7 @@ static inline int gen6_check_mailbox_status(struct drm_i915_private *dev_priv) case GEN6_PCODE_ILLEGAL_CMD: return -ENXIO; case GEN6_PCODE_MIN_FREQ_TABLE_GT_RATIO_OUT_OF_RANGE: + case GEN7_PCODE_MIN_FREQ_TABLE_GT_RATIO_OUT_OF_RANGE: return -EOVERFLOW; case GEN6_PCODE_TIMEOUT: return -ETIMEDOUT; diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index 2b0d1baf15b3..cf171b4b8c67 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -255,14 +255,14 @@ static void hsw_psr_enable_source(struct intel_dp *intel_dp) struct drm_i915_private *dev_priv = to_i915(dev); uint32_t max_sleep_time = 0x1f; - /* Lately it was identified that depending on panel idle frame count - * calculated at HW can be off by 1. So let's use what came - * from VBT + 1. - * There are also other cases where panel demands at least 4 - * but VBT is not being set. To cover these 2 cases lets use - * at least 5 when VBT isn't set to be on the safest side. + /* + * Let's respect VBT in case VBT asks a higher idle_frame value. + * Let's use 6 as the minimum to cover all known cases including + * the off-by-one issue that HW has in some cases. Also there are + * cases where sink should be able to train + * with the 5 or 6 idle patterns. */ - uint32_t idle_frames = dev_priv->vbt.psr.idle_frames + 1; + uint32_t idle_frames = max(6, dev_priv->vbt.psr.idle_frames); uint32_t val = EDP_PSR_ENABLE; val |= max_sleep_time << EDP_PSR_MAX_SLEEP_TIME_SHIFT; diff --git a/drivers/gpu/drm/vc4/vc4_bo.c b/drivers/gpu/drm/vc4/vc4_bo.c index 59adcf8532dd..3f6704cf6608 100644 --- a/drivers/gpu/drm/vc4/vc4_bo.c +++ b/drivers/gpu/drm/vc4/vc4_bo.c @@ -144,7 +144,7 @@ static struct list_head *vc4_get_cache_list_for_size(struct drm_device *dev, return &vc4->bo_cache.size_list[page_index]; } -void vc4_bo_cache_purge(struct drm_device *dev) +static void vc4_bo_cache_purge(struct drm_device *dev) { struct vc4_dev *vc4 = to_vc4_dev(dev); diff --git a/drivers/gpu/drm/vc4/vc4_validate_shaders.c b/drivers/gpu/drm/vc4/vc4_validate_shaders.c index 46527e989ce3..2543cf5b8b51 100644 --- a/drivers/gpu/drm/vc4/vc4_validate_shaders.c +++ b/drivers/gpu/drm/vc4/vc4_validate_shaders.c @@ -309,8 +309,14 @@ validate_uniform_address_write(struct vc4_validated_shader_info *validated_shade * of uniforms on each side. However, this scheme is easy to * validate so it's all we allow for now. */ - - if (QPU_GET_FIELD(inst, QPU_SIG) != QPU_SIG_NONE) { + switch (QPU_GET_FIELD(inst, QPU_SIG)) { + case QPU_SIG_NONE: + case QPU_SIG_SCOREBOARD_UNLOCK: + case QPU_SIG_COLOR_LOAD: + case QPU_SIG_LOAD_TMU0: + case QPU_SIG_LOAD_TMU1: + break; + default: DRM_ERROR("uniforms address change must be " "normal math\n"); return false; diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c index b6a953aed7e8..80f988984f44 100644 --- a/drivers/infiniband/hw/cxgb4/cm.c +++ b/drivers/infiniband/hw/cxgb4/cm.c @@ -333,6 +333,8 @@ static void remove_ep_tid(struct c4iw_ep *ep) spin_lock_irqsave(&ep->com.dev->lock, flags); _remove_handle(ep->com.dev, &ep->com.dev->hwtid_idr, ep->hwtid, 0); + if (idr_is_empty(&ep->com.dev->hwtid_idr)) + wake_up(&ep->com.dev->wait); spin_unlock_irqrestore(&ep->com.dev->lock, flags); } @@ -2117,8 +2119,10 @@ static int import_ep(struct c4iw_ep *ep, int iptype, __u8 *peer_ip, } ep->l2t = cxgb4_l2t_get(cdev->rdev.lldi.l2t, n, pdev, rt_tos2priority(tos)); - if (!ep->l2t) + if (!ep->l2t) { + dev_put(pdev); goto out; + } ep->mtu = pdev->mtu; ep->tx_chan = cxgb4_port_chan(pdev); ep->smac_idx = cxgb4_tp_smt_idx(adapter_type, diff --git a/drivers/infiniband/hw/cxgb4/device.c b/drivers/infiniband/hw/cxgb4/device.c index 071d7332ec06..3c4b2126e0d1 100644 --- a/drivers/infiniband/hw/cxgb4/device.c +++ b/drivers/infiniband/hw/cxgb4/device.c @@ -872,9 +872,13 @@ static void c4iw_rdev_close(struct c4iw_rdev *rdev) static void c4iw_dealloc(struct uld_ctx *ctx) { c4iw_rdev_close(&ctx->dev->rdev); + WARN_ON_ONCE(!idr_is_empty(&ctx->dev->cqidr)); idr_destroy(&ctx->dev->cqidr); + WARN_ON_ONCE(!idr_is_empty(&ctx->dev->qpidr)); idr_destroy(&ctx->dev->qpidr); + WARN_ON_ONCE(!idr_is_empty(&ctx->dev->mmidr)); idr_destroy(&ctx->dev->mmidr); + wait_event(ctx->dev->wait, idr_is_empty(&ctx->dev->hwtid_idr)); idr_destroy(&ctx->dev->hwtid_idr); idr_destroy(&ctx->dev->stid_idr); idr_destroy(&ctx->dev->atid_idr); @@ -992,6 +996,7 @@ static struct c4iw_dev *c4iw_alloc(const struct cxgb4_lld_info *infop) mutex_init(&devp->rdev.stats.lock); mutex_init(&devp->db_mutex); INIT_LIST_HEAD(&devp->db_fc_list); + init_waitqueue_head(&devp->wait); devp->avail_ird = devp->rdev.lldi.max_ird_adapter; if (c4iw_debugfs_root) { diff --git a/drivers/infiniband/hw/cxgb4/iw_cxgb4.h b/drivers/infiniband/hw/cxgb4/iw_cxgb4.h index aa47e0ae80bc..4b83b84f7ddf 100644 --- a/drivers/infiniband/hw/cxgb4/iw_cxgb4.h +++ b/drivers/infiniband/hw/cxgb4/iw_cxgb4.h @@ -263,6 +263,7 @@ struct c4iw_dev { struct idr stid_idr; struct list_head db_fc_list; u32 avail_ird; + wait_queue_head_t wait; }; static inline struct c4iw_dev *to_c4iw_dev(struct ib_device *ibdev) diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c index 9c2e53d28f98..0f21c3a25552 100644 --- a/drivers/infiniband/hw/mlx4/mad.c +++ b/drivers/infiniband/hw/mlx4/mad.c @@ -1128,6 +1128,27 @@ void handle_port_mgmt_change_event(struct work_struct *work) /* Generate GUID changed event */ if (changed_attr & MLX4_EQ_PORT_INFO_GID_PFX_CHANGE_MASK) { + if (mlx4_is_master(dev->dev)) { + union ib_gid gid; + int err = 0; + + if (!eqe->event.port_mgmt_change.params.port_info.gid_prefix) + err = __mlx4_ib_query_gid(&dev->ib_dev, port, 0, &gid, 1); + else + gid.global.subnet_prefix = + eqe->event.port_mgmt_change.params.port_info.gid_prefix; + if (err) { + pr_warn("Could not change QP1 subnet prefix for port %d: query_gid error (%d)\n", + port, err); + } else { + pr_debug("Changing QP1 subnet prefix for port %d. old=0x%llx. new=0x%llx\n", + port, + (u64)atomic64_read(&dev->sriov.demux[port - 1].subnet_prefix), + be64_to_cpu(gid.global.subnet_prefix)); + atomic64_set(&dev->sriov.demux[port - 1].subnet_prefix, + be64_to_cpu(gid.global.subnet_prefix)); + } + } mlx4_ib_dispatch_event(dev, port, IB_EVENT_GID_CHANGE); /*if master, notify all slaves*/ if (mlx4_is_master(dev->dev)) @@ -2202,6 +2223,8 @@ int mlx4_ib_init_sriov(struct mlx4_ib_dev *dev) if (err) goto demux_err; dev->sriov.demux[i].guid_cache[0] = gid.global.interface_id; + atomic64_set(&dev->sriov.demux[i].subnet_prefix, + be64_to_cpu(gid.global.subnet_prefix)); err = alloc_pv_object(dev, mlx4_master_func_num(dev->dev), i + 1, &dev->sriov.sqps[i]); if (err) diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 2af44c2de262..87ba9bca4181 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -2202,6 +2202,9 @@ static int mlx4_ib_alloc_diag_counters(struct mlx4_ib_dev *ibdev) bool per_port = !!(ibdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_DIAG_PER_PORT); + if (mlx4_is_slave(ibdev->dev)) + return 0; + for (i = 0; i < MLX4_DIAG_COUNTERS_TYPES; i++) { /* i == 1 means we are building port counters */ if (i && !per_port) diff --git a/drivers/infiniband/hw/mlx4/mcg.c b/drivers/infiniband/hw/mlx4/mcg.c index 8f7ad07915b0..097bfcc4ee99 100644 --- a/drivers/infiniband/hw/mlx4/mcg.c +++ b/drivers/infiniband/hw/mlx4/mcg.c @@ -489,7 +489,7 @@ static u8 get_leave_state(struct mcast_group *group) if (!group->members[i]) leave_state |= (1 << i); - return leave_state & (group->rec.scope_join_state & 7); + return leave_state & (group->rec.scope_join_state & 0xf); } static int join_group(struct mcast_group *group, int slave, u8 join_mask) @@ -564,8 +564,8 @@ static void mlx4_ib_mcg_timeout_handler(struct work_struct *work) } else mcg_warn_group(group, "DRIVER BUG\n"); } else if (group->state == MCAST_LEAVE_SENT) { - if (group->rec.scope_join_state & 7) - group->rec.scope_join_state &= 0xf8; + if (group->rec.scope_join_state & 0xf) + group->rec.scope_join_state &= 0xf0; group->state = MCAST_IDLE; mutex_unlock(&group->lock); if (release_group(group, 1)) @@ -605,7 +605,7 @@ static int handle_leave_req(struct mcast_group *group, u8 leave_mask, static int handle_join_req(struct mcast_group *group, u8 join_mask, struct mcast_req *req) { - u8 group_join_state = group->rec.scope_join_state & 7; + u8 group_join_state = group->rec.scope_join_state & 0xf; int ref = 0; u16 status; struct ib_sa_mcmember_data *sa_data = (struct ib_sa_mcmember_data *)req->sa_mad.data; @@ -690,8 +690,8 @@ static void mlx4_ib_mcg_work_handler(struct work_struct *work) u8 cur_join_state; resp_join_state = ((struct ib_sa_mcmember_data *) - group->response_sa_mad.data)->scope_join_state & 7; - cur_join_state = group->rec.scope_join_state & 7; + group->response_sa_mad.data)->scope_join_state & 0xf; + cur_join_state = group->rec.scope_join_state & 0xf; if (method == IB_MGMT_METHOD_GET_RESP) { /* successfull join */ @@ -710,7 +710,7 @@ process_requests: req = list_first_entry(&group->pending_list, struct mcast_req, group_list); sa_data = (struct ib_sa_mcmember_data *)req->sa_mad.data; - req_join_state = sa_data->scope_join_state & 0x7; + req_join_state = sa_data->scope_join_state & 0xf; /* For a leave request, we will immediately answer the VF, and * update our internal counters. The actual leave will be sent diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h index 7c5832ede4bd..686ab48ff644 100644 --- a/drivers/infiniband/hw/mlx4/mlx4_ib.h +++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h @@ -448,7 +448,7 @@ struct mlx4_ib_demux_ctx { struct workqueue_struct *wq; struct workqueue_struct *ud_wq; spinlock_t ud_lock; - __be64 subnet_prefix; + atomic64_t subnet_prefix; __be64 guid_cache[128]; struct mlx4_ib_dev *dev; /* the following lock protects both mcg_table and mcg_mgid0_list */ diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index 768085f59566..7fb9629bd12b 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -2493,24 +2493,27 @@ static int build_mlx_header(struct mlx4_ib_sqp *sqp, struct ib_ud_wr *wr, sqp->ud_header.grh.flow_label = ah->av.ib.sl_tclass_flowlabel & cpu_to_be32(0xfffff); sqp->ud_header.grh.hop_limit = ah->av.ib.hop_limit; - if (is_eth) + if (is_eth) { memcpy(sqp->ud_header.grh.source_gid.raw, sgid.raw, 16); - else { - if (mlx4_is_mfunc(to_mdev(ib_dev)->dev)) { - /* When multi-function is enabled, the ib_core gid - * indexes don't necessarily match the hw ones, so - * we must use our own cache */ - sqp->ud_header.grh.source_gid.global.subnet_prefix = - to_mdev(ib_dev)->sriov.demux[sqp->qp.port - 1]. - subnet_prefix; - sqp->ud_header.grh.source_gid.global.interface_id = - to_mdev(ib_dev)->sriov.demux[sqp->qp.port - 1]. - guid_cache[ah->av.ib.gid_index]; - } else - ib_get_cached_gid(ib_dev, - be32_to_cpu(ah->av.ib.port_pd) >> 24, - ah->av.ib.gid_index, - &sqp->ud_header.grh.source_gid, NULL); + } else { + if (mlx4_is_mfunc(to_mdev(ib_dev)->dev)) { + /* When multi-function is enabled, the ib_core gid + * indexes don't necessarily match the hw ones, so + * we must use our own cache + */ + sqp->ud_header.grh.source_gid.global.subnet_prefix = + cpu_to_be64(atomic64_read(&(to_mdev(ib_dev)->sriov. + demux[sqp->qp.port - 1]. + subnet_prefix))); + sqp->ud_header.grh.source_gid.global.interface_id = + to_mdev(ib_dev)->sriov.demux[sqp->qp.port - 1]. + guid_cache[ah->av.ib.gid_index]; + } else { + ib_get_cached_gid(ib_dev, + be32_to_cpu(ah->av.ib.port_pd) >> 24, + ah->av.ib.gid_index, + &sqp->ud_header.grh.source_gid, NULL); + } } memcpy(sqp->ud_header.grh.destination_gid.raw, ah->av.ib.dgid, 16); diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 8150ea372c53..e19537cf44ab 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -288,7 +288,9 @@ __be16 mlx5_get_roce_udp_sport(struct mlx5_ib_dev *dev, u8 port_num, static int mlx5_use_mad_ifc(struct mlx5_ib_dev *dev) { - return !MLX5_CAP_GEN(dev->mdev, ib_virt); + if (MLX5_CAP_GEN(dev->mdev, port_type) == MLX5_CAP_PORT_TYPE_IB) + return !MLX5_CAP_GEN(dev->mdev, ib_virt); + return 0; } enum { @@ -1428,6 +1430,13 @@ static int parse_flow_attr(u32 *match_c, u32 *match_v, dmac_47_16), ib_spec->eth.val.dst_mac); + ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_c, + smac_47_16), + ib_spec->eth.mask.src_mac); + ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_v, + smac_47_16), + ib_spec->eth.val.src_mac); + if (ib_spec->eth.mask.vlan_tag) { MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, vlan_tag, 1); diff --git a/drivers/infiniband/sw/rdmavt/mr.c b/drivers/infiniband/sw/rdmavt/mr.c index 80c4b6b401b8..46b64970058e 100644 --- a/drivers/infiniband/sw/rdmavt/mr.c +++ b/drivers/infiniband/sw/rdmavt/mr.c @@ -294,7 +294,7 @@ static void __rvt_free_mr(struct rvt_mr *mr) { rvt_deinit_mregion(&mr->mr); rvt_free_lkey(&mr->mr); - vfree(mr); + kfree(mr); } /** diff --git a/drivers/infiniband/sw/rxe/rxe.c b/drivers/infiniband/sw/rxe/rxe.c index 55f0e8f0ca79..ddd59270ff6d 100644 --- a/drivers/infiniband/sw/rxe/rxe.c +++ b/drivers/infiniband/sw/rxe/rxe.c @@ -362,15 +362,34 @@ static int __init rxe_module_init(void) return err; } - err = rxe_net_init(); + err = rxe_net_ipv4_init(); if (err) { - pr_err("rxe: unable to init\n"); + pr_err("rxe: unable to init ipv4 tunnel\n"); rxe_cache_exit(); - return err; + goto exit; + } + + err = rxe_net_ipv6_init(); + if (err) { + pr_err("rxe: unable to init ipv6 tunnel\n"); + rxe_cache_exit(); + goto exit; } + + err = register_netdevice_notifier(&rxe_net_notifier); + if (err) { + pr_err("rxe: Failed to rigister netdev notifier\n"); + goto exit; + } + pr_info("rxe: loaded\n"); return 0; + +exit: + rxe_release_udp_tunnel(recv_sockets.sk4); + rxe_release_udp_tunnel(recv_sockets.sk6); + return err; } static void __exit rxe_module_exit(void) diff --git a/drivers/infiniband/sw/rxe/rxe_comp.c b/drivers/infiniband/sw/rxe/rxe_comp.c index 36f67de44095..1c59ef2c67aa 100644 --- a/drivers/infiniband/sw/rxe/rxe_comp.c +++ b/drivers/infiniband/sw/rxe/rxe_comp.c @@ -689,7 +689,14 @@ int rxe_completer(void *arg) qp->req.need_retry = 1; rxe_run_task(&qp->req.task, 1); } + + if (pkt) { + rxe_drop_ref(pkt->qp); + kfree_skb(skb); + } + goto exit; + } else { wqe->status = IB_WC_RETRY_EXC_ERR; state = COMPST_ERROR; @@ -716,6 +723,12 @@ int rxe_completer(void *arg) case COMPST_ERROR: do_complete(qp, wqe); rxe_qp_error(qp); + + if (pkt) { + rxe_drop_ref(pkt->qp); + kfree_skb(skb); + } + goto exit; } } diff --git a/drivers/infiniband/sw/rxe/rxe_net.c b/drivers/infiniband/sw/rxe/rxe_net.c index 0b8d2ea8b41d..eedf2f1cafdf 100644 --- a/drivers/infiniband/sw/rxe/rxe_net.c +++ b/drivers/infiniband/sw/rxe/rxe_net.c @@ -275,9 +275,10 @@ static struct socket *rxe_setup_udp_tunnel(struct net *net, __be16 port, return sock; } -static void rxe_release_udp_tunnel(struct socket *sk) +void rxe_release_udp_tunnel(struct socket *sk) { - udp_tunnel_sock_release(sk); + if (sk) + udp_tunnel_sock_release(sk); } static void prepare_udp_hdr(struct sk_buff *skb, __be16 src_port, @@ -658,51 +659,45 @@ out: return NOTIFY_OK; } -static struct notifier_block rxe_net_notifier = { +struct notifier_block rxe_net_notifier = { .notifier_call = rxe_notify, }; -int rxe_net_init(void) +int rxe_net_ipv4_init(void) { - int err; - spin_lock_init(&dev_list_lock); - recv_sockets.sk6 = rxe_setup_udp_tunnel(&init_net, - htons(ROCE_V2_UDP_DPORT), true); - if (IS_ERR(recv_sockets.sk6)) { - recv_sockets.sk6 = NULL; - pr_err("rxe: Failed to create IPv6 UDP tunnel\n"); - return -1; - } - recv_sockets.sk4 = rxe_setup_udp_tunnel(&init_net, - htons(ROCE_V2_UDP_DPORT), false); + htons(ROCE_V2_UDP_DPORT), false); if (IS_ERR(recv_sockets.sk4)) { - rxe_release_udp_tunnel(recv_sockets.sk6); recv_sockets.sk4 = NULL; - recv_sockets.sk6 = NULL; pr_err("rxe: Failed to create IPv4 UDP tunnel\n"); return -1; } - err = register_netdevice_notifier(&rxe_net_notifier); - if (err) { - rxe_release_udp_tunnel(recv_sockets.sk6); - rxe_release_udp_tunnel(recv_sockets.sk4); - pr_err("rxe: Failed to rigister netdev notifier\n"); - } - - return err; + return 0; } -void rxe_net_exit(void) +int rxe_net_ipv6_init(void) { - if (recv_sockets.sk6) - rxe_release_udp_tunnel(recv_sockets.sk6); +#if IS_ENABLED(CONFIG_IPV6) - if (recv_sockets.sk4) - rxe_release_udp_tunnel(recv_sockets.sk4); + spin_lock_init(&dev_list_lock); + recv_sockets.sk6 = rxe_setup_udp_tunnel(&init_net, + htons(ROCE_V2_UDP_DPORT), true); + if (IS_ERR(recv_sockets.sk6)) { + recv_sockets.sk6 = NULL; + pr_err("rxe: Failed to create IPv6 UDP tunnel\n"); + return -1; + } +#endif + return 0; +} + +void rxe_net_exit(void) +{ + rxe_release_udp_tunnel(recv_sockets.sk6); + rxe_release_udp_tunnel(recv_sockets.sk4); unregister_netdevice_notifier(&rxe_net_notifier); } diff --git a/drivers/infiniband/sw/rxe/rxe_net.h b/drivers/infiniband/sw/rxe/rxe_net.h index 7b06f76d16cc..0daf7f09e5b5 100644 --- a/drivers/infiniband/sw/rxe/rxe_net.h +++ b/drivers/infiniband/sw/rxe/rxe_net.h @@ -44,10 +44,13 @@ struct rxe_recv_sockets { }; extern struct rxe_recv_sockets recv_sockets; +extern struct notifier_block rxe_net_notifier; +void rxe_release_udp_tunnel(struct socket *sk); struct rxe_dev *rxe_net_add(struct net_device *ndev); -int rxe_net_init(void); +int rxe_net_ipv4_init(void); +int rxe_net_ipv6_init(void); void rxe_net_exit(void); #endif /* RXE_NET_H */ diff --git a/drivers/infiniband/sw/rxe/rxe_recv.c b/drivers/infiniband/sw/rxe/rxe_recv.c index 3d464c23e08b..144d2f129fcd 100644 --- a/drivers/infiniband/sw/rxe/rxe_recv.c +++ b/drivers/infiniband/sw/rxe/rxe_recv.c @@ -312,7 +312,7 @@ static void rxe_rcv_mcast_pkt(struct rxe_dev *rxe, struct sk_buff *skb) * make a copy of the skb to post to the next qp */ skb_copy = (mce->qp_list.next != &mcg->qp_list) ? - skb_clone(skb, GFP_KERNEL) : NULL; + skb_clone(skb, GFP_ATOMIC) : NULL; pkt->qp = qp; rxe_add_ref(qp); diff --git a/drivers/infiniband/sw/rxe/rxe_req.c b/drivers/infiniband/sw/rxe/rxe_req.c index 33b2d9d77021..13a848a518e8 100644 --- a/drivers/infiniband/sw/rxe/rxe_req.c +++ b/drivers/infiniband/sw/rxe/rxe_req.c @@ -511,24 +511,21 @@ static int fill_packet(struct rxe_qp *qp, struct rxe_send_wqe *wqe, } static void update_wqe_state(struct rxe_qp *qp, - struct rxe_send_wqe *wqe, - struct rxe_pkt_info *pkt, - enum wqe_state *prev_state) + struct rxe_send_wqe *wqe, + struct rxe_pkt_info *pkt) { - enum wqe_state prev_state_ = wqe->state; - if (pkt->mask & RXE_END_MASK) { if (qp_type(qp) == IB_QPT_RC) wqe->state = wqe_state_pending; } else { wqe->state = wqe_state_processing; } - - *prev_state = prev_state_; } -static void update_state(struct rxe_qp *qp, struct rxe_send_wqe *wqe, - struct rxe_pkt_info *pkt, int payload) +static void update_wqe_psn(struct rxe_qp *qp, + struct rxe_send_wqe *wqe, + struct rxe_pkt_info *pkt, + int payload) { /* number of packets left to send including current one */ int num_pkt = (wqe->dma.resid + payload + qp->mtu - 1) / qp->mtu; @@ -546,9 +543,34 @@ static void update_state(struct rxe_qp *qp, struct rxe_send_wqe *wqe, qp->req.psn = (wqe->first_psn + num_pkt) & BTH_PSN_MASK; else qp->req.psn = (qp->req.psn + 1) & BTH_PSN_MASK; +} - qp->req.opcode = pkt->opcode; +static void save_state(struct rxe_send_wqe *wqe, + struct rxe_qp *qp, + struct rxe_send_wqe *rollback_wqe, + struct rxe_qp *rollback_qp) +{ + rollback_wqe->state = wqe->state; + rollback_wqe->first_psn = wqe->first_psn; + rollback_wqe->last_psn = wqe->last_psn; + rollback_qp->req.psn = qp->req.psn; +} +static void rollback_state(struct rxe_send_wqe *wqe, + struct rxe_qp *qp, + struct rxe_send_wqe *rollback_wqe, + struct rxe_qp *rollback_qp) +{ + wqe->state = rollback_wqe->state; + wqe->first_psn = rollback_wqe->first_psn; + wqe->last_psn = rollback_wqe->last_psn; + qp->req.psn = rollback_qp->req.psn; +} + +static void update_state(struct rxe_qp *qp, struct rxe_send_wqe *wqe, + struct rxe_pkt_info *pkt, int payload) +{ + qp->req.opcode = pkt->opcode; if (pkt->mask & RXE_END_MASK) qp->req.wqe_index = next_index(qp->sq.queue, qp->req.wqe_index); @@ -571,7 +593,8 @@ int rxe_requester(void *arg) int mtu; int opcode; int ret; - enum wqe_state prev_state; + struct rxe_qp rollback_qp; + struct rxe_send_wqe rollback_wqe; next_wqe: if (unlikely(!qp->valid || qp->req.state == QP_STATE_ERROR)) @@ -688,13 +711,21 @@ next_wqe: goto err; } - update_wqe_state(qp, wqe, &pkt, &prev_state); + /* + * To prevent a race on wqe access between requester and completer, + * wqe members state and psn need to be set before calling + * rxe_xmit_packet(). + * Otherwise, completer might initiate an unjustified retry flow. + */ + save_state(wqe, qp, &rollback_wqe, &rollback_qp); + update_wqe_state(qp, wqe, &pkt); + update_wqe_psn(qp, wqe, &pkt, payload); ret = rxe_xmit_packet(to_rdev(qp->ibqp.device), qp, &pkt, skb); if (ret) { qp->need_req_skb = 1; kfree_skb(skb); - wqe->state = prev_state; + rollback_state(wqe, qp, &rollback_wqe, &rollback_qp); if (ret == -EAGAIN) { rxe_run_task(&qp->req.task, 1); diff --git a/drivers/infiniband/sw/rxe/rxe_resp.c b/drivers/infiniband/sw/rxe/rxe_resp.c index ebb03b46e2ad..3e0f0f2baace 100644 --- a/drivers/infiniband/sw/rxe/rxe_resp.c +++ b/drivers/infiniband/sw/rxe/rxe_resp.c @@ -972,11 +972,13 @@ static int send_atomic_ack(struct rxe_qp *qp, struct rxe_pkt_info *pkt, free_rd_atomic_resource(qp, res); rxe_advance_resp_resource(qp); + memcpy(SKB_TO_PKT(skb), &ack_pkt, sizeof(skb->cb)); + res->type = RXE_ATOMIC_MASK; res->atomic.skb = skb; - res->first_psn = qp->resp.psn; - res->last_psn = qp->resp.psn; - res->cur_psn = qp->resp.psn; + res->first_psn = ack_pkt.psn; + res->last_psn = ack_pkt.psn; + res->cur_psn = ack_pkt.psn; rc = rxe_xmit_packet(rxe, qp, &ack_pkt, skb_copy); if (rc) { @@ -1116,8 +1118,7 @@ static enum resp_states duplicate_request(struct rxe_qp *qp, rc = RESPST_CLEANUP; goto out; } - bth_set_psn(SKB_TO_PKT(skb_copy), - qp->resp.psn - 1); + /* Resend the result. */ rc = rxe_xmit_packet(to_rdev(qp->ibqp.device), qp, pkt, skb_copy); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c index dc6d241b9406..be11d5d5b8c1 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c @@ -1161,8 +1161,17 @@ static void __ipoib_ib_dev_flush(struct ipoib_dev_priv *priv, } if (level == IPOIB_FLUSH_LIGHT) { + int oper_up; ipoib_mark_paths_invalid(dev); + /* Set IPoIB operation as down to prevent races between: + * the flush flow which leaves MCG and on the fly joins + * which can happen during that time. mcast restart task + * should deal with join requests we missed. + */ + oper_up = test_and_clear_bit(IPOIB_FLAG_OPER_UP, &priv->flags); ipoib_mcast_dev_flush(dev); + if (oper_up) + set_bit(IPOIB_FLAG_OPER_UP, &priv->flags); ipoib_flush_ah(dev); } diff --git a/drivers/irqchip/irq-atmel-aic.c b/drivers/irqchip/irq-atmel-aic.c index 112e17c2768b..37f952dd9fc9 100644 --- a/drivers/irqchip/irq-atmel-aic.c +++ b/drivers/irqchip/irq-atmel-aic.c @@ -176,6 +176,7 @@ static int aic_irq_domain_xlate(struct irq_domain *d, { struct irq_domain_chip_generic *dgc = d->gc; struct irq_chip_generic *gc; + unsigned long flags; unsigned smr; int idx; int ret; @@ -194,11 +195,11 @@ static int aic_irq_domain_xlate(struct irq_domain *d, gc = dgc->gc[idx]; - irq_gc_lock(gc); + irq_gc_lock_irqsave(gc, flags); smr = irq_reg_readl(gc, AT91_AIC_SMR(*out_hwirq)); aic_common_set_priority(intspec[2], &smr); irq_reg_writel(gc, smr, AT91_AIC_SMR(*out_hwirq)); - irq_gc_unlock(gc); + irq_gc_unlock_irqrestore(gc, flags); return ret; } diff --git a/drivers/irqchip/irq-atmel-aic5.c b/drivers/irqchip/irq-atmel-aic5.c index 4f0d068e1abe..2a624d87a035 100644 --- a/drivers/irqchip/irq-atmel-aic5.c +++ b/drivers/irqchip/irq-atmel-aic5.c @@ -258,6 +258,7 @@ static int aic5_irq_domain_xlate(struct irq_domain *d, unsigned int *out_type) { struct irq_chip_generic *bgc = irq_get_domain_generic_chip(d, 0); + unsigned long flags; unsigned smr; int ret; @@ -269,12 +270,12 @@ static int aic5_irq_domain_xlate(struct irq_domain *d, if (ret) return ret; - irq_gc_lock(bgc); + irq_gc_lock_irqsave(bgc, flags); irq_reg_writel(bgc, *out_hwirq, AT91_AIC5_SSR); smr = irq_reg_readl(bgc, AT91_AIC5_SMR); aic_common_set_priority(intspec[2], &smr); irq_reg_writel(bgc, smr, AT91_AIC5_SMR); - irq_gc_unlock(bgc); + irq_gc_unlock_irqrestore(bgc, flags); return ret; } diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c index f23d65eb070d..be3c49fa7382 100644 --- a/drivers/mmc/host/omap.c +++ b/drivers/mmc/host/omap.c @@ -1016,14 +1016,16 @@ mmc_omap_prepare_data(struct mmc_omap_host *host, struct mmc_request *req) /* Only reconfigure if we have a different burst size */ if (*bp != burst) { - struct dma_slave_config cfg; - - cfg.src_addr = host->phys_base + OMAP_MMC_REG(host, DATA); - cfg.dst_addr = host->phys_base + OMAP_MMC_REG(host, DATA); - cfg.src_addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES; - cfg.dst_addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES; - cfg.src_maxburst = burst; - cfg.dst_maxburst = burst; + struct dma_slave_config cfg = { + .src_addr = host->phys_base + + OMAP_MMC_REG(host, DATA), + .dst_addr = host->phys_base + + OMAP_MMC_REG(host, DATA), + .src_addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES, + .dst_addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES, + .src_maxburst = burst, + .dst_maxburst = burst, + }; if (dmaengine_slave_config(c, &cfg)) goto use_pio; diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index 24ebc9a8de89..5f2f24a7360d 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -1409,11 +1409,18 @@ static int omap_hsmmc_pre_dma_transfer(struct omap_hsmmc_host *host, static int omap_hsmmc_setup_dma_transfer(struct omap_hsmmc_host *host, struct mmc_request *req) { - struct dma_slave_config cfg; struct dma_async_tx_descriptor *tx; int ret = 0, i; struct mmc_data *data = req->data; struct dma_chan *chan; + struct dma_slave_config cfg = { + .src_addr = host->mapbase + OMAP_HSMMC_DATA, + .dst_addr = host->mapbase + OMAP_HSMMC_DATA, + .src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES, + .dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES, + .src_maxburst = data->blksz / 4, + .dst_maxburst = data->blksz / 4, + }; /* Sanity check: all the SG entries must be aligned by block size. */ for (i = 0; i < data->sg_len; i++) { @@ -1433,13 +1440,6 @@ static int omap_hsmmc_setup_dma_transfer(struct omap_hsmmc_host *host, chan = omap_hsmmc_get_dma_chan(host, data); - cfg.src_addr = host->mapbase + OMAP_HSMMC_DATA; - cfg.dst_addr = host->mapbase + OMAP_HSMMC_DATA; - cfg.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; - cfg.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; - cfg.src_maxburst = data->blksz / 4; - cfg.dst_maxburst = data->blksz / 4; - ret = dmaengine_slave_config(chan, &cfg); if (ret) return ret; diff --git a/drivers/mmc/host/sdhci-st.c b/drivers/mmc/host/sdhci-st.c index c95ba83366a0..ed92ce729dde 100644 --- a/drivers/mmc/host/sdhci-st.c +++ b/drivers/mmc/host/sdhci-st.c @@ -28,6 +28,7 @@ struct st_mmc_platform_data { struct reset_control *rstc; + struct clk *icnclk; void __iomem *top_ioaddr; }; @@ -353,7 +354,7 @@ static int sdhci_st_probe(struct platform_device *pdev) struct sdhci_host *host; struct st_mmc_platform_data *pdata; struct sdhci_pltfm_host *pltfm_host; - struct clk *clk; + struct clk *clk, *icnclk; int ret = 0; u16 host_version; struct resource *res; @@ -365,6 +366,11 @@ static int sdhci_st_probe(struct platform_device *pdev) return PTR_ERR(clk); } + /* ICN clock isn't compulsory, but use it if it's provided. */ + icnclk = devm_clk_get(&pdev->dev, "icn"); + if (IS_ERR(icnclk)) + icnclk = NULL; + rstc = devm_reset_control_get(&pdev->dev, NULL); if (IS_ERR(rstc)) rstc = NULL; @@ -389,6 +395,7 @@ static int sdhci_st_probe(struct platform_device *pdev) } clk_prepare_enable(clk); + clk_prepare_enable(icnclk); /* Configure the FlashSS Top registers for setting eMMC TX/RX delay */ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, @@ -400,6 +407,7 @@ static int sdhci_st_probe(struct platform_device *pdev) } pltfm_host->clk = clk; + pdata->icnclk = icnclk; /* Configure the Arasan HC inside the flashSS */ st_mmcss_cconfig(np, host); @@ -422,6 +430,7 @@ static int sdhci_st_probe(struct platform_device *pdev) return 0; err_out: + clk_disable_unprepare(icnclk); clk_disable_unprepare(clk); err_of: sdhci_pltfm_free(pdev); @@ -442,6 +451,8 @@ static int sdhci_st_remove(struct platform_device *pdev) ret = sdhci_pltfm_unregister(pdev); + clk_disable_unprepare(pdata->icnclk); + if (rstc) reset_control_assert(rstc); @@ -462,6 +473,7 @@ static int sdhci_st_suspend(struct device *dev) if (pdata->rstc) reset_control_assert(pdata->rstc); + clk_disable_unprepare(pdata->icnclk); clk_disable_unprepare(pltfm_host->clk); out: return ret; @@ -475,6 +487,7 @@ static int sdhci_st_resume(struct device *dev) struct device_node *np = dev->of_node; clk_prepare_enable(pltfm_host->clk); + clk_prepare_enable(pdata->icnclk); if (pdata->rstc) reset_control_deassert(pdata->rstc); diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 8dcf5a960951..60f7eab11865 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -1693,7 +1693,12 @@ static void nvme_dev_disable(struct nvme_dev *dev, bool shutdown) nvme_suspend_queue(dev->queues[i]); if (csts & NVME_CSTS_CFS || !(csts & NVME_CSTS_RDY)) { - nvme_suspend_queue(dev->queues[0]); + /* A device might become IO incapable very soon during + * probe, before the admin queue is configured. Thus, + * queue_count can be 0 here. + */ + if (dev->queue_count) + nvme_suspend_queue(dev->queues[0]); } else { nvme_disable_io_queues(dev); nvme_disable_admin_queue(dev, shutdown); @@ -2112,6 +2117,8 @@ static const struct pci_device_id nvme_id_table[] = { .driver_data = NVME_QUIRK_IDENTIFY_CNS, }, { PCI_DEVICE(0x1c58, 0x0003), /* HGST adapter */ .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, }, + { PCI_DEVICE(0x1c5f, 0x0540), /* Memblaze Pblaze4 adapter */ + .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, }, { PCI_DEVICE_CLASS(PCI_CLASS_STORAGE_EXPRESS, 0xffffff) }, { PCI_DEVICE(PCI_VENDOR_ID_APPLE, 0x2001) }, { 0, } diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index ab545fb347a0..c2c2c28e6eb5 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -82,6 +82,8 @@ struct nvme_rdma_request { enum nvme_rdma_queue_flags { NVME_RDMA_Q_CONNECTED = (1 << 0), + NVME_RDMA_IB_QUEUE_ALLOCATED = (1 << 1), + NVME_RDMA_Q_DELETING = (1 << 2), }; struct nvme_rdma_queue { @@ -291,6 +293,7 @@ static int nvme_rdma_reinit_request(void *data, struct request *rq) if (IS_ERR(req->mr)) { ret = PTR_ERR(req->mr); req->mr = NULL; + goto out; } req->mr->need_inval = false; @@ -480,9 +483,14 @@ out_err: static void nvme_rdma_destroy_queue_ib(struct nvme_rdma_queue *queue) { - struct nvme_rdma_device *dev = queue->device; - struct ib_device *ibdev = dev->dev; + struct nvme_rdma_device *dev; + struct ib_device *ibdev; + + if (!test_and_clear_bit(NVME_RDMA_IB_QUEUE_ALLOCATED, &queue->flags)) + return; + dev = queue->device; + ibdev = dev->dev; rdma_destroy_qp(queue->cm_id); ib_free_cq(queue->ib_cq); @@ -533,6 +541,7 @@ static int nvme_rdma_create_queue_ib(struct nvme_rdma_queue *queue, ret = -ENOMEM; goto out_destroy_qp; } + set_bit(NVME_RDMA_IB_QUEUE_ALLOCATED, &queue->flags); return 0; @@ -552,6 +561,7 @@ static int nvme_rdma_init_queue(struct nvme_rdma_ctrl *ctrl, queue = &ctrl->queues[idx]; queue->ctrl = ctrl; + queue->flags = 0; init_completion(&queue->cm_done); if (idx > 0) @@ -590,6 +600,7 @@ static int nvme_rdma_init_queue(struct nvme_rdma_ctrl *ctrl, return 0; out_destroy_cm_id: + nvme_rdma_destroy_queue_ib(queue); rdma_destroy_id(queue->cm_id); return ret; } @@ -608,7 +619,7 @@ static void nvme_rdma_free_queue(struct nvme_rdma_queue *queue) static void nvme_rdma_stop_and_free_queue(struct nvme_rdma_queue *queue) { - if (!test_and_clear_bit(NVME_RDMA_Q_CONNECTED, &queue->flags)) + if (test_and_set_bit(NVME_RDMA_Q_DELETING, &queue->flags)) return; nvme_rdma_stop_queue(queue); nvme_rdma_free_queue(queue); @@ -652,7 +663,7 @@ static int nvme_rdma_init_io_queues(struct nvme_rdma_ctrl *ctrl) return 0; out_free_queues: - for (; i >= 1; i--) + for (i--; i >= 1; i--) nvme_rdma_stop_and_free_queue(&ctrl->queues[i]); return ret; @@ -761,8 +772,13 @@ static void nvme_rdma_error_recovery_work(struct work_struct *work) { struct nvme_rdma_ctrl *ctrl = container_of(work, struct nvme_rdma_ctrl, err_work); + int i; nvme_stop_keep_alive(&ctrl->ctrl); + + for (i = 0; i < ctrl->queue_count; i++) + clear_bit(NVME_RDMA_Q_CONNECTED, &ctrl->queues[i].flags); + if (ctrl->queue_count > 1) nvme_stop_queues(&ctrl->ctrl); blk_mq_stop_hw_queues(ctrl->ctrl.admin_q); @@ -1305,58 +1321,6 @@ out_destroy_queue_ib: return ret; } -/** - * nvme_rdma_device_unplug() - Handle RDMA device unplug - * @queue: Queue that owns the cm_id that caught the event - * - * DEVICE_REMOVAL event notifies us that the RDMA device is about - * to unplug so we should take care of destroying our RDMA resources. - * This event will be generated for each allocated cm_id. - * - * In our case, the RDMA resources are managed per controller and not - * only per queue. So the way we handle this is we trigger an implicit - * controller deletion upon the first DEVICE_REMOVAL event we see, and - * hold the event inflight until the controller deletion is completed. - * - * One exception that we need to handle is the destruction of the cm_id - * that caught the event. Since we hold the callout until the controller - * deletion is completed, we'll deadlock if the controller deletion will - * call rdma_destroy_id on this queue's cm_id. Thus, we claim ownership - * of destroying this queue before-hand, destroy the queue resources, - * then queue the controller deletion which won't destroy this queue and - * we destroy the cm_id implicitely by returning a non-zero rc to the callout. - */ -static int nvme_rdma_device_unplug(struct nvme_rdma_queue *queue) -{ - struct nvme_rdma_ctrl *ctrl = queue->ctrl; - int ret = 0; - - /* Own the controller deletion */ - if (!nvme_change_ctrl_state(&ctrl->ctrl, NVME_CTRL_DELETING)) - return 0; - - dev_warn(ctrl->ctrl.device, - "Got rdma device removal event, deleting ctrl\n"); - - /* Get rid of reconnect work if its running */ - cancel_delayed_work_sync(&ctrl->reconnect_work); - - /* Disable the queue so ctrl delete won't free it */ - if (test_and_clear_bit(NVME_RDMA_Q_CONNECTED, &queue->flags)) { - /* Free this queue ourselves */ - nvme_rdma_stop_queue(queue); - nvme_rdma_destroy_queue_ib(queue); - - /* Return non-zero so the cm_id will destroy implicitly */ - ret = 1; - } - - /* Queue controller deletion */ - queue_work(nvme_rdma_wq, &ctrl->delete_work); - flush_work(&ctrl->delete_work); - return ret; -} - static int nvme_rdma_cm_handler(struct rdma_cm_id *cm_id, struct rdma_cm_event *ev) { @@ -1398,8 +1362,8 @@ static int nvme_rdma_cm_handler(struct rdma_cm_id *cm_id, nvme_rdma_error_recovery(queue->ctrl); break; case RDMA_CM_EVENT_DEVICE_REMOVAL: - /* return 1 means impliciy CM ID destroy */ - return nvme_rdma_device_unplug(queue); + /* device removal is handled via the ib_client API */ + break; default: dev_err(queue->ctrl->ctrl.device, "Unexpected RDMA CM event (%d)\n", ev->event); @@ -1700,15 +1664,19 @@ static int __nvme_rdma_del_ctrl(struct nvme_rdma_ctrl *ctrl) static int nvme_rdma_del_ctrl(struct nvme_ctrl *nctrl) { struct nvme_rdma_ctrl *ctrl = to_rdma_ctrl(nctrl); - int ret; + int ret = 0; + /* + * Keep a reference until all work is flushed since + * __nvme_rdma_del_ctrl can free the ctrl mem + */ + if (!kref_get_unless_zero(&ctrl->ctrl.kref)) + return -EBUSY; ret = __nvme_rdma_del_ctrl(ctrl); - if (ret) - return ret; - - flush_work(&ctrl->delete_work); - - return 0; + if (!ret) + flush_work(&ctrl->delete_work); + nvme_put_ctrl(&ctrl->ctrl); + return ret; } static void nvme_rdma_remove_ctrl_work(struct work_struct *work) @@ -2005,27 +1973,57 @@ static struct nvmf_transport_ops nvme_rdma_transport = { .create_ctrl = nvme_rdma_create_ctrl, }; +static void nvme_rdma_add_one(struct ib_device *ib_device) +{ +} + +static void nvme_rdma_remove_one(struct ib_device *ib_device, void *client_data) +{ + struct nvme_rdma_ctrl *ctrl; + + /* Delete all controllers using this device */ + mutex_lock(&nvme_rdma_ctrl_mutex); + list_for_each_entry(ctrl, &nvme_rdma_ctrl_list, list) { + if (ctrl->device->dev != ib_device) + continue; + dev_info(ctrl->ctrl.device, + "Removing ctrl: NQN \"%s\", addr %pISp\n", + ctrl->ctrl.opts->subsysnqn, &ctrl->addr); + __nvme_rdma_del_ctrl(ctrl); + } + mutex_unlock(&nvme_rdma_ctrl_mutex); + + flush_workqueue(nvme_rdma_wq); +} + +static struct ib_client nvme_rdma_ib_client = { + .name = "nvme_rdma", + .add = nvme_rdma_add_one, + .remove = nvme_rdma_remove_one +}; + static int __init nvme_rdma_init_module(void) { + int ret; + nvme_rdma_wq = create_workqueue("nvme_rdma_wq"); if (!nvme_rdma_wq) return -ENOMEM; + ret = ib_register_client(&nvme_rdma_ib_client); + if (ret) { + destroy_workqueue(nvme_rdma_wq); + return ret; + } + nvmf_register_transport(&nvme_rdma_transport); return 0; } static void __exit nvme_rdma_cleanup_module(void) { - struct nvme_rdma_ctrl *ctrl; - nvmf_unregister_transport(&nvme_rdma_transport); - - mutex_lock(&nvme_rdma_ctrl_mutex); - list_for_each_entry(ctrl, &nvme_rdma_ctrl_list, list) - __nvme_rdma_del_ctrl(ctrl); - mutex_unlock(&nvme_rdma_ctrl_mutex); - + ib_unregister_client(&nvme_rdma_ib_client); destroy_workqueue(nvme_rdma_wq); } diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index 489ea1098c96..69b5e811ea2b 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -977,7 +977,7 @@ static int pcmcia_bus_uevent(struct device *dev, struct kobj_uevent_env *env) /************************ runtime PM support ***************************/ -static int pcmcia_dev_suspend(struct device *dev, pm_message_t state); +static int pcmcia_dev_suspend(struct device *dev); static int pcmcia_dev_resume(struct device *dev); static int runtime_suspend(struct device *dev) @@ -985,7 +985,7 @@ static int runtime_suspend(struct device *dev) int rc; device_lock(dev); - rc = pcmcia_dev_suspend(dev, PMSG_SUSPEND); + rc = pcmcia_dev_suspend(dev); device_unlock(dev); return rc; } @@ -1135,7 +1135,7 @@ ATTRIBUTE_GROUPS(pcmcia_dev); /* PM support, also needed for reset */ -static int pcmcia_dev_suspend(struct device *dev, pm_message_t state) +static int pcmcia_dev_suspend(struct device *dev) { struct pcmcia_device *p_dev = to_pcmcia_dev(dev); struct pcmcia_driver *p_drv = NULL; @@ -1410,6 +1410,9 @@ static struct class_interface pcmcia_bus_interface __refdata = { .remove_dev = &pcmcia_bus_remove_socket, }; +static const struct dev_pm_ops pcmcia_bus_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(pcmcia_dev_suspend, pcmcia_dev_resume) +}; struct bus_type pcmcia_bus_type = { .name = "pcmcia", @@ -1418,8 +1421,7 @@ struct bus_type pcmcia_bus_type = { .dev_groups = pcmcia_dev_groups, .probe = pcmcia_device_probe, .remove = pcmcia_device_remove, - .suspend = pcmcia_dev_suspend, - .resume = pcmcia_dev_resume, + .pm = &pcmcia_bus_pm_ops, }; diff --git a/drivers/pcmcia/pxa2xx_base.c b/drivers/pcmcia/pxa2xx_base.c index 483f919e0d2e..91b5f5724cba 100644 --- a/drivers/pcmcia/pxa2xx_base.c +++ b/drivers/pcmcia/pxa2xx_base.c @@ -214,9 +214,8 @@ pxa2xx_pcmcia_frequency_change(struct soc_pcmcia_socket *skt, } #endif -void pxa2xx_configure_sockets(struct device *dev) +void pxa2xx_configure_sockets(struct device *dev, struct pcmcia_low_level *ops) { - struct pcmcia_low_level *ops = dev->platform_data; /* * We have at least one socket, so set MECR:CIT * (Card Is There) @@ -322,7 +321,7 @@ static int pxa2xx_drv_pcmcia_probe(struct platform_device *dev) goto err1; } - pxa2xx_configure_sockets(&dev->dev); + pxa2xx_configure_sockets(&dev->dev, ops); dev_set_drvdata(&dev->dev, sinfo); return 0; @@ -348,7 +347,9 @@ static int pxa2xx_drv_pcmcia_remove(struct platform_device *dev) static int pxa2xx_drv_pcmcia_resume(struct device *dev) { - pxa2xx_configure_sockets(dev); + struct pcmcia_low_level *ops = (struct pcmcia_low_level *)dev->platform_data; + + pxa2xx_configure_sockets(dev, ops); return 0; } diff --git a/drivers/pcmcia/pxa2xx_base.h b/drivers/pcmcia/pxa2xx_base.h index b609b45469ed..e58c7a415418 100644 --- a/drivers/pcmcia/pxa2xx_base.h +++ b/drivers/pcmcia/pxa2xx_base.h @@ -1,4 +1,4 @@ int pxa2xx_drv_pcmcia_add_one(struct soc_pcmcia_socket *skt); void pxa2xx_drv_pcmcia_ops(struct pcmcia_low_level *ops); -void pxa2xx_configure_sockets(struct device *dev); +void pxa2xx_configure_sockets(struct device *dev, struct pcmcia_low_level *ops); diff --git a/drivers/pcmcia/sa1111_badge4.c b/drivers/pcmcia/sa1111_badge4.c index 12f0dd091477..2f490930430d 100644 --- a/drivers/pcmcia/sa1111_badge4.c +++ b/drivers/pcmcia/sa1111_badge4.c @@ -134,20 +134,14 @@ static struct pcmcia_low_level badge4_pcmcia_ops = { int pcmcia_badge4_init(struct sa1111_dev *dev) { - int ret = -ENODEV; - - if (machine_is_badge4()) { - printk(KERN_INFO - "%s: badge4_pcmvcc=%d, badge4_pcmvpp=%d, badge4_cfvcc=%d\n", - __func__, - badge4_pcmvcc, badge4_pcmvpp, badge4_cfvcc); - - sa11xx_drv_pcmcia_ops(&badge4_pcmcia_ops); - ret = sa1111_pcmcia_add(dev, &badge4_pcmcia_ops, - sa11xx_drv_pcmcia_add_one); - } - - return ret; + printk(KERN_INFO + "%s: badge4_pcmvcc=%d, badge4_pcmvpp=%d, badge4_cfvcc=%d\n", + __func__, + badge4_pcmvcc, badge4_pcmvpp, badge4_cfvcc); + + sa11xx_drv_pcmcia_ops(&badge4_pcmcia_ops); + return sa1111_pcmcia_add(dev, &badge4_pcmcia_ops, + sa11xx_drv_pcmcia_add_one); } static int __init pcmv_setup(char *s) diff --git a/drivers/pcmcia/sa1111_generic.c b/drivers/pcmcia/sa1111_generic.c index a1531feb8460..3d95dffcff7a 100644 --- a/drivers/pcmcia/sa1111_generic.c +++ b/drivers/pcmcia/sa1111_generic.c @@ -18,6 +18,7 @@ #include <mach/hardware.h> #include <asm/hardware/sa1111.h> +#include <asm/mach-types.h> #include <asm/irq.h> #include "sa1111_generic.h" @@ -203,19 +204,30 @@ static int pcmcia_probe(struct sa1111_dev *dev) sa1111_writel(PCSSR_S0_SLEEP | PCSSR_S1_SLEEP, base + PCSSR); sa1111_writel(PCCR_S0_FLT | PCCR_S1_FLT, base + PCCR); + ret = -ENODEV; #ifdef CONFIG_SA1100_BADGE4 - pcmcia_badge4_init(dev); + if (machine_is_badge4()) + ret = pcmcia_badge4_init(dev); #endif #ifdef CONFIG_SA1100_JORNADA720 - pcmcia_jornada720_init(dev); + if (machine_is_jornada720()) + ret = pcmcia_jornada720_init(dev); #endif #ifdef CONFIG_ARCH_LUBBOCK - pcmcia_lubbock_init(dev); + if (machine_is_lubbock()) + ret = pcmcia_lubbock_init(dev); #endif #ifdef CONFIG_ASSABET_NEPONSET - pcmcia_neponset_init(dev); + if (machine_is_assabet()) + ret = pcmcia_neponset_init(dev); #endif - return 0; + + if (ret) { + release_mem_region(dev->res.start, 512); + sa1111_disable_device(dev); + } + + return ret; } static int pcmcia_remove(struct sa1111_dev *dev) diff --git a/drivers/pcmcia/sa1111_jornada720.c b/drivers/pcmcia/sa1111_jornada720.c index c2c30580c83f..480a3ede27c8 100644 --- a/drivers/pcmcia/sa1111_jornada720.c +++ b/drivers/pcmcia/sa1111_jornada720.c @@ -94,22 +94,17 @@ static struct pcmcia_low_level jornada720_pcmcia_ops = { int pcmcia_jornada720_init(struct sa1111_dev *sadev) { - int ret = -ENODEV; + unsigned int pin = GPIO_A0 | GPIO_A1 | GPIO_A2 | GPIO_A3; - if (machine_is_jornada720()) { - unsigned int pin = GPIO_A0 | GPIO_A1 | GPIO_A2 | GPIO_A3; + /* Fixme: why messing around with SA11x0's GPIO1? */ + GRER |= 0x00000002; - GRER |= 0x00000002; + /* Set GPIO_A<3:1> to be outputs for PCMCIA/CF power controller: */ + sa1111_set_io_dir(sadev, pin, 0, 0); + sa1111_set_io(sadev, pin, 0); + sa1111_set_sleep_io(sadev, pin, 0); - /* Set GPIO_A<3:1> to be outputs for PCMCIA/CF power controller: */ - sa1111_set_io_dir(sadev, pin, 0, 0); - sa1111_set_io(sadev, pin, 0); - sa1111_set_sleep_io(sadev, pin, 0); - - sa11xx_drv_pcmcia_ops(&jornada720_pcmcia_ops); - ret = sa1111_pcmcia_add(sadev, &jornada720_pcmcia_ops, - sa11xx_drv_pcmcia_add_one); - } - - return ret; + sa11xx_drv_pcmcia_ops(&jornada720_pcmcia_ops); + return sa1111_pcmcia_add(sadev, &jornada720_pcmcia_ops, + sa11xx_drv_pcmcia_add_one); } diff --git a/drivers/pcmcia/sa1111_lubbock.c b/drivers/pcmcia/sa1111_lubbock.c index c5caf5790451..e741f499c875 100644 --- a/drivers/pcmcia/sa1111_lubbock.c +++ b/drivers/pcmcia/sa1111_lubbock.c @@ -210,27 +210,21 @@ static struct pcmcia_low_level lubbock_pcmcia_ops = { int pcmcia_lubbock_init(struct sa1111_dev *sadev) { - int ret = -ENODEV; - - if (machine_is_lubbock()) { - /* - * Set GPIO_A<3:0> to be outputs for the MAX1600, - * and switch to standby mode. - */ - sa1111_set_io_dir(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0, 0); - sa1111_set_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0); - sa1111_set_sleep_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0); - - /* Set CF Socket 1 power to standby mode. */ - lubbock_set_misc_wr((1 << 15) | (1 << 14), 0); + /* + * Set GPIO_A<3:0> to be outputs for the MAX1600, + * and switch to standby mode. + */ + sa1111_set_io_dir(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0, 0); + sa1111_set_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0); + sa1111_set_sleep_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0); - pxa2xx_drv_pcmcia_ops(&lubbock_pcmcia_ops); - pxa2xx_configure_sockets(&sadev->dev); - ret = sa1111_pcmcia_add(sadev, &lubbock_pcmcia_ops, - pxa2xx_drv_pcmcia_add_one); - } + /* Set CF Socket 1 power to standby mode. */ + lubbock_set_misc_wr((1 << 15) | (1 << 14), 0); - return ret; + pxa2xx_drv_pcmcia_ops(&lubbock_pcmcia_ops); + pxa2xx_configure_sockets(&sadev->dev, &lubbock_pcmcia_ops); + return sa1111_pcmcia_add(sadev, &lubbock_pcmcia_ops, + pxa2xx_drv_pcmcia_add_one); } MODULE_LICENSE("GPL"); diff --git a/drivers/pcmcia/sa1111_neponset.c b/drivers/pcmcia/sa1111_neponset.c index 1d78739c4c07..019c395eb4bf 100644 --- a/drivers/pcmcia/sa1111_neponset.c +++ b/drivers/pcmcia/sa1111_neponset.c @@ -110,20 +110,14 @@ static struct pcmcia_low_level neponset_pcmcia_ops = { int pcmcia_neponset_init(struct sa1111_dev *sadev) { - int ret = -ENODEV; - - if (machine_is_assabet()) { - /* - * Set GPIO_A<3:0> to be outputs for the MAX1600, - * and switch to standby mode. - */ - sa1111_set_io_dir(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0, 0); - sa1111_set_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0); - sa1111_set_sleep_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0); - sa11xx_drv_pcmcia_ops(&neponset_pcmcia_ops); - ret = sa1111_pcmcia_add(sadev, &neponset_pcmcia_ops, - sa11xx_drv_pcmcia_add_one); - } - - return ret; + /* + * Set GPIO_A<3:0> to be outputs for the MAX1600, + * and switch to standby mode. + */ + sa1111_set_io_dir(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0, 0); + sa1111_set_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0); + sa1111_set_sleep_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0); + sa11xx_drv_pcmcia_ops(&neponset_pcmcia_ops); + return sa1111_pcmcia_add(sadev, &neponset_pcmcia_ops, + sa11xx_drv_pcmcia_add_one); } diff --git a/drivers/pcmcia/sa11xx_base.c b/drivers/pcmcia/sa11xx_base.c index 9f6ec87b9f9e..48140ac73ed6 100644 --- a/drivers/pcmcia/sa11xx_base.c +++ b/drivers/pcmcia/sa11xx_base.c @@ -144,19 +144,19 @@ static int sa1100_pcmcia_show_timing(struct soc_pcmcia_socket *skt, char *buf) { struct soc_pcmcia_timing timing; - unsigned int clock = clk_get_rate(skt->clk); + unsigned int clock = clk_get_rate(skt->clk) / 1000; unsigned long mecr = MECR; char *p = buf; soc_common_pcmcia_get_timing(skt, &timing); - p+=sprintf(p, "I/O : %u (%u)\n", timing.io, + p+=sprintf(p, "I/O : %uns (%uns)\n", timing.io, sa1100_pcmcia_cmd_time(clock, MECR_BSIO_GET(mecr, skt->nr))); - p+=sprintf(p, "attribute: %u (%u)\n", timing.attr, + p+=sprintf(p, "attribute: %uns (%uns)\n", timing.attr, sa1100_pcmcia_cmd_time(clock, MECR_BSA_GET(mecr, skt->nr))); - p+=sprintf(p, "common : %u (%u)\n", timing.mem, + p+=sprintf(p, "common : %uns (%uns)\n", timing.mem, sa1100_pcmcia_cmd_time(clock, MECR_BSM_GET(mecr, skt->nr))); return p - buf; diff --git a/drivers/pcmcia/soc_common.c b/drivers/pcmcia/soc_common.c index eed5e9c05353..d5ca760c4eb2 100644 --- a/drivers/pcmcia/soc_common.c +++ b/drivers/pcmcia/soc_common.c @@ -235,7 +235,7 @@ static unsigned int soc_common_pcmcia_skt_state(struct soc_pcmcia_socket *skt) stat |= skt->cs_state.Vcc ? SS_POWERON : 0; if (skt->cs_state.flags & SS_IOCARD) - stat |= state.bvd1 ? SS_STSCHG : 0; + stat |= state.bvd1 ? 0 : SS_STSCHG; else { if (state.bvd1 == 0) stat |= SS_BATDEAD; diff --git a/drivers/rapidio/rio_cm.c b/drivers/rapidio/rio_cm.c index 3fa17ac8df54..cebc296463ad 100644 --- a/drivers/rapidio/rio_cm.c +++ b/drivers/rapidio/rio_cm.c @@ -2247,17 +2247,30 @@ static int rio_cm_shutdown(struct notifier_block *nb, unsigned long code, { struct rio_channel *ch; unsigned int i; + LIST_HEAD(list); riocm_debug(EXIT, "."); + /* + * If there are any channels left in connected state send + * close notification to the connection partner. + * First build a list of channels that require a closing + * notification because function riocm_send_close() should + * be called outside of spinlock protected code. + */ spin_lock_bh(&idr_lock); idr_for_each_entry(&ch_idr, ch, i) { - riocm_debug(EXIT, "close ch %d", ch->id); - if (ch->state == RIO_CM_CONNECTED) - riocm_send_close(ch); + if (ch->state == RIO_CM_CONNECTED) { + riocm_debug(EXIT, "close ch %d", ch->id); + idr_remove(&ch_idr, ch->id); + list_add(&ch->ch_node, &list); + } } spin_unlock_bh(&idr_lock); + list_for_each_entry(ch, &list, ch_node) + riocm_send_close(ch); + return NOTIFY_DONE; } diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c index 15ce4ab11688..a2d90aca779f 100644 --- a/drivers/usb/core/config.c +++ b/drivers/usb/core/config.c @@ -240,8 +240,10 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum, memcpy(&endpoint->desc, d, n); INIT_LIST_HEAD(&endpoint->urb_list); - /* Fix up bInterval values outside the legal range. Use 32 ms if no - * proper value can be guessed. */ + /* + * Fix up bInterval values outside the legal range. + * Use 10 or 8 ms if no proper value can be guessed. + */ i = 0; /* i = min, j = max, n = default */ j = 255; if (usb_endpoint_xfer_int(d)) { @@ -250,13 +252,15 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum, case USB_SPEED_SUPER_PLUS: case USB_SPEED_SUPER: case USB_SPEED_HIGH: - /* Many device manufacturers are using full-speed + /* + * Many device manufacturers are using full-speed * bInterval values in high-speed interrupt endpoint - * descriptors. Try to fix those and fall back to a - * 32 ms default value otherwise. */ + * descriptors. Try to fix those and fall back to an + * 8-ms default value otherwise. + */ n = fls(d->bInterval*8); if (n == 0) - n = 9; /* 32 ms = 2^(9-1) uframes */ + n = 7; /* 8 ms = 2^(7-1) uframes */ j = 16; /* @@ -271,10 +275,12 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum, } break; default: /* USB_SPEED_FULL or _LOW */ - /* For low-speed, 10 ms is the official minimum. + /* + * For low-speed, 10 ms is the official minimum. * But some "overclocked" devices might want faster - * polling so we'll allow it. */ - n = 32; + * polling so we'll allow it. + */ + n = 10; break; } } else if (usb_endpoint_xfer_isoc(d)) { @@ -282,10 +288,10 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum, j = 16; switch (to_usb_device(ddev)->speed) { case USB_SPEED_HIGH: - n = 9; /* 32 ms = 2^(9-1) uframes */ + n = 7; /* 8 ms = 2^(7-1) uframes */ break; default: /* USB_SPEED_FULL */ - n = 6; /* 32 ms = 2^(6-1) frames */ + n = 4; /* 8 ms = 2^(4-1) frames */ break; } } diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig index 886526b5fcdd..73cfa13fc0dc 100644 --- a/drivers/usb/musb/Kconfig +++ b/drivers/usb/musb/Kconfig @@ -87,7 +87,7 @@ config USB_MUSB_DA8XX config USB_MUSB_TUSB6010 tristate "TUSB6010" depends on HAS_IOMEM - depends on ARCH_OMAP2PLUS || COMPILE_TEST + depends on (ARCH_OMAP2PLUS || COMPILE_TEST) && !BLACKFIN depends on NOP_USB_XCEIV = USB_MUSB_HDRC # both built-in or both modules config USB_MUSB_OMAP2PLUS diff --git a/drivers/usb/serial/usb-serial-simple.c b/drivers/usb/serial/usb-serial-simple.c index a204782ae530..e98b6e57b703 100644 --- a/drivers/usb/serial/usb-serial-simple.c +++ b/drivers/usb/serial/usb-serial-simple.c @@ -54,7 +54,8 @@ DEVICE(funsoft, FUNSOFT_IDS); /* Infineon Flashloader driver */ #define FLASHLOADER_IDS() \ { USB_DEVICE_INTERFACE_CLASS(0x058b, 0x0041, USB_CLASS_CDC_DATA) }, \ - { USB_DEVICE(0x8087, 0x0716) } + { USB_DEVICE(0x8087, 0x0716) }, \ + { USB_DEVICE(0x8087, 0x0801) } DEVICE(flashloader, FLASHLOADER_IDS); /* Google Serial USB SubClass */ |