diff options
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_dma.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 53 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 68 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_bios.c | 35 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_bios.h | 40 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 84 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 75 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_hdmi.c | 50 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_lvds.c | 17 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_sdvo.c | 83 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_tv.c | 2 |
14 files changed, 300 insertions, 222 deletions
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index bbe4781..e660ac0 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -134,6 +134,10 @@ static int i915_init_phys_hws(struct drm_device *dev) memset(dev_priv->hw_status_page, 0, PAGE_SIZE); + if (IS_I965G(dev)) + dev_priv->dma_status_page |= (dev_priv->dma_status_page >> 28) & + 0xf0; + I915_WRITE(HWS_PGA, dev_priv->dma_status_page); DRM_DEBUG_DRIVER("Enabled hardware status page\n"); return 0; diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index be631cc..46d8896 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -45,6 +45,9 @@ module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400); unsigned int i915_powersave = 1; module_param_named(powersave, i915_powersave, int, 0400); +unsigned int i915_lvds_downclock = 0; +module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400); + static struct drm_driver driver; #define INTEL_VGA_DEVICE(id, info) { \ @@ -464,8 +467,11 @@ static struct drm_driver driver = { .lastclose = i915_driver_lastclose, .preclose = i915_driver_preclose, .postclose = i915_driver_postclose, + + /* Used in place of i915_pm_ops for non-DRIVER_MODESET */ .suspend = i915_suspend, .resume = i915_resume, + .device_is_agp = i915_driver_device_is_agp, .enable_vblank = i915_enable_vblank, .disable_vblank = i915_disable_vblank, diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 29dd676..2c16694 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -283,6 +283,7 @@ typedef struct drm_i915_private { unsigned int lvds_use_ssc:1; unsigned int edp_support:1; int lvds_ssc_freq; + int edp_bpp; struct notifier_block lid_notifier; @@ -722,6 +723,7 @@ extern struct drm_ioctl_desc i915_ioctls[]; extern int i915_max_ioctl; extern unsigned int i915_fbpercrtc; extern unsigned int i915_powersave; +extern unsigned int i915_lvds_downclock; extern void i915_save_display(struct drm_device *dev); extern void i915_restore_display(struct drm_device *dev); @@ -864,6 +866,7 @@ int i915_do_wait_request(struct drm_device *dev, uint32_t seqno, int interruptib int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf); int i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write); +int i915_gem_object_set_to_display_plane(struct drm_gem_object *obj); int i915_gem_attach_phys_object(struct drm_device *dev, struct drm_gem_object *obj, int id); void i915_gem_detach_phys_object(struct drm_device *dev, diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 2748609..0c67924 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2837,6 +2837,57 @@ i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write) return 0; } +/* + * Prepare buffer for display plane. Use uninterruptible for possible flush + * wait, as in modesetting process we're not supposed to be interrupted. + */ +int +i915_gem_object_set_to_display_plane(struct drm_gem_object *obj) +{ + struct drm_device *dev = obj->dev; + struct drm_i915_gem_object *obj_priv = obj->driver_private; + uint32_t old_write_domain, old_read_domains; + int ret; + + /* Not valid to be called on unbound objects. */ + if (obj_priv->gtt_space == NULL) + return -EINVAL; + + i915_gem_object_flush_gpu_write_domain(obj); + + /* Wait on any GPU rendering and flushing to occur. */ + if (obj_priv->active) { +#if WATCH_BUF + DRM_INFO("%s: object %p wait for seqno %08x\n", + __func__, obj, obj_priv->last_rendering_seqno); +#endif + ret = i915_do_wait_request(dev, obj_priv->last_rendering_seqno, 0); + if (ret != 0) + return ret; + } + + old_write_domain = obj->write_domain; + old_read_domains = obj->read_domains; + + obj->read_domains &= I915_GEM_DOMAIN_GTT; + + i915_gem_object_flush_cpu_write_domain(obj); + + /* It should now be out of any other write domains, and we can update + * the domain values for our changes. + */ + BUG_ON((obj->write_domain & ~I915_GEM_DOMAIN_GTT) != 0); + obj->read_domains |= I915_GEM_DOMAIN_GTT; + obj->write_domain = I915_GEM_DOMAIN_GTT; + obj_priv->dirty = 1; + + trace_i915_gem_object_change_domain(obj, + old_read_domains, + old_write_domain); + + return 0; +} + /** * Moves a single object to the CPU read, and possibly write domain. * @@ -4000,8 +4051,6 @@ i915_gem_execbuffer(struct drm_device *dev, void *data, "back to user (%d)\n", args->buffer_count, ret); } - } else { - DRM_ERROR("i915_gem_do_execbuffer returns %d\n", ret); } drm_free_large(exec_list); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 7cd8110..89a071a 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -274,7 +274,6 @@ irqreturn_t ironlake_irq_handler(struct drm_device *dev) drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; int ret = IRQ_NONE; u32 de_iir, gt_iir, de_ier, pch_iir; - u32 new_de_iir, new_gt_iir, new_pch_iir; struct drm_i915_master_private *master_priv; /* disable master interrupt before clearing iir */ @@ -286,51 +285,42 @@ irqreturn_t ironlake_irq_handler(struct drm_device *dev) gt_iir = I915_READ(GTIIR); pch_iir = I915_READ(SDEIIR); - for (;;) { - if (de_iir == 0 && gt_iir == 0 && pch_iir == 0) - break; - - ret = IRQ_HANDLED; + if (de_iir == 0 && gt_iir == 0 && pch_iir == 0) + goto done; - /* should clear PCH hotplug event before clear CPU irq */ - I915_WRITE(SDEIIR, pch_iir); - new_pch_iir = I915_READ(SDEIIR); + ret = IRQ_HANDLED; - I915_WRITE(DEIIR, de_iir); - new_de_iir = I915_READ(DEIIR); - I915_WRITE(GTIIR, gt_iir); - new_gt_iir = I915_READ(GTIIR); - - if (dev->primary->master) { - master_priv = dev->primary->master->driver_priv; - if (master_priv->sarea_priv) - master_priv->sarea_priv->last_dispatch = - READ_BREADCRUMB(dev_priv); - } - - if (gt_iir & GT_USER_INTERRUPT) { - u32 seqno = i915_get_gem_seqno(dev); - dev_priv->mm.irq_gem_seqno = seqno; - trace_i915_gem_request_complete(dev, seqno); - DRM_WAKEUP(&dev_priv->irq_queue); - dev_priv->hangcheck_count = 0; - mod_timer(&dev_priv->hangcheck_timer, jiffies + DRM_I915_HANGCHECK_PERIOD); - } + if (dev->primary->master) { + master_priv = dev->primary->master->driver_priv; + if (master_priv->sarea_priv) + master_priv->sarea_priv->last_dispatch = + READ_BREADCRUMB(dev_priv); + } - if (de_iir & DE_GSE) - ironlake_opregion_gse_intr(dev); + if (gt_iir & GT_USER_INTERRUPT) { + u32 seqno = i915_get_gem_seqno(dev); + dev_priv->mm.irq_gem_seqno = seqno; + trace_i915_gem_request_complete(dev, seqno); + DRM_WAKEUP(&dev_priv->irq_queue); + dev_priv->hangcheck_count = 0; + mod_timer(&dev_priv->hangcheck_timer, jiffies + DRM_I915_HANGCHECK_PERIOD); + } - /* check event from PCH */ - if ((de_iir & DE_PCH_EVENT) && - (pch_iir & SDE_HOTPLUG_MASK)) { - queue_work(dev_priv->wq, &dev_priv->hotplug_work); - } + if (de_iir & DE_GSE) + ironlake_opregion_gse_intr(dev); - de_iir = new_de_iir; - gt_iir = new_gt_iir; - pch_iir = new_pch_iir; + /* check event from PCH */ + if ((de_iir & DE_PCH_EVENT) && + (pch_iir & SDE_HOTPLUG_MASK)) { + queue_work(dev_priv->wq, &dev_priv->hotplug_work); } + /* should clear PCH hotplug event before clear CPU irq */ + I915_WRITE(SDEIIR, pch_iir); + I915_WRITE(GTIIR, gt_iir); + I915_WRITE(DEIIR, de_iir); + +done: I915_WRITE(DEIER, de_ier); (void)I915_READ(DEIER); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 149d360..847006c 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1815,7 +1815,7 @@ #define DSPFW_PLANEB_SHIFT 8 #define DSPFW2 0x70038 #define DSPFW_CURSORA_MASK 0x00003f00 -#define DSPFW_CURSORA_SHIFT 16 +#define DSPFW_CURSORA_SHIFT 8 #define DSPFW3 0x7003c #define DSPFW_HPLL_SR_EN (1<<31) #define DSPFW_CURSOR_SR_SHIFT 24 diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c index f275677..15fbc1b 100644 --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -33,6 +33,8 @@ #define SLAVE_ADDR1 0x70 #define SLAVE_ADDR2 0x72 +static int panel_type; + static void * find_section(struct bdb_header *bdb, int section_id) { @@ -128,6 +130,7 @@ parse_lfp_panel_data(struct drm_i915_private *dev_priv, dev_priv->lvds_dither = lvds_options->pixel_dither; if (lvds_options->panel_type == 0xff) return; + panel_type = lvds_options->panel_type; lvds_lfp_data = find_section(bdb, BDB_LVDS_LFP_DATA); if (!lvds_lfp_data) @@ -197,7 +200,8 @@ parse_lfp_panel_data(struct drm_i915_private *dev_priv, memset(temp_mode, 0, sizeof(*temp_mode)); } kfree(temp_mode); - if (temp_downclock < panel_fixed_mode->clock) { + if (temp_downclock < panel_fixed_mode->clock && + i915_lvds_downclock) { dev_priv->lvds_downclock_avail = 1; dev_priv->lvds_downclock = temp_downclock; DRM_DEBUG_KMS("LVDS downclock is found in VBT. ", @@ -405,6 +409,34 @@ parse_driver_features(struct drm_i915_private *dev_priv, } static void +parse_edp(struct drm_i915_private *dev_priv, struct bdb_header *bdb) +{ + struct bdb_edp *edp; + + edp = find_section(bdb, BDB_EDP); + if (!edp) { + if (SUPPORTS_EDP(dev_priv->dev) && dev_priv->edp_support) { + DRM_DEBUG_KMS("No eDP BDB found but eDP panel supported,\ + assume 18bpp panel color depth.\n"); + dev_priv->edp_bpp = 18; + } + return; + } + + switch ((edp->color_depth >> (panel_type * 2)) & 3) { + case EDP_18BPP: + dev_priv->edp_bpp = 18; + break; + case EDP_24BPP: + dev_priv->edp_bpp = 24; + break; + case EDP_30BPP: + dev_priv->edp_bpp = 30; + break; + } +} + +static void parse_device_mapping(struct drm_i915_private *dev_priv, struct bdb_header *bdb) { @@ -521,6 +553,7 @@ intel_init_bios(struct drm_device *dev) parse_sdvo_device_mapping(dev_priv, bdb); parse_device_mapping(dev_priv, bdb); parse_driver_features(dev_priv, bdb); + parse_edp(dev_priv, bdb); pci_unmap_rom(pdev, bios); diff --git a/drivers/gpu/drm/i915/intel_bios.h b/drivers/gpu/drm/i915/intel_bios.h index 425ac9d..4c18514 100644 --- a/drivers/gpu/drm/i915/intel_bios.h +++ b/drivers/gpu/drm/i915/intel_bios.h @@ -98,6 +98,7 @@ struct vbios_data { #define BDB_SDVO_LVDS_PNP_IDS 24 #define BDB_SDVO_LVDS_POWER_SEQ 25 #define BDB_TV_OPTIONS 26 +#define BDB_EDP 27 #define BDB_LVDS_OPTIONS 40 #define BDB_LVDS_LFP_DATA_PTRS 41 #define BDB_LVDS_LFP_DATA 42 @@ -426,6 +427,45 @@ struct bdb_driver_features { u8 custom_vbt_version; } __attribute__((packed)); +#define EDP_18BPP 0 +#define EDP_24BPP 1 +#define EDP_30BPP 2 +#define EDP_RATE_1_62 0 +#define EDP_RATE_2_7 1 +#define EDP_LANE_1 0 +#define EDP_LANE_2 1 +#define EDP_LANE_4 3 +#define EDP_PREEMPHASIS_NONE 0 +#define EDP_PREEMPHASIS_3_5dB 1 +#define EDP_PREEMPHASIS_6dB 2 +#define EDP_PREEMPHASIS_9_5dB 3 +#define EDP_VSWING_0_4V 0 +#define EDP_VSWING_0_6V 1 +#define EDP_VSWING_0_8V 2 +#define EDP_VSWING_1_2V 3 + +struct edp_power_seq { + u16 t3; + u16 t7; + u16 t9; + u16 t10; + u16 t12; +} __attribute__ ((packed)); + +struct edp_link_params { + u8 rate:4; + u8 lanes:4; + u8 preemphasis:4; + u8 vswing:4; +} __attribute__ ((packed)); + +struct bdb_edp { + struct edp_power_seq power_seqs[16]; + u32 color_depth; + u32 sdrrs_msa_timing_delay; + struct edp_link_params link_params[16]; +} __attribute__ ((packed)); + bool intel_init_bios(struct drm_device *dev); /* diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 002612f..45da78e 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -70,8 +70,6 @@ struct intel_limit { intel_p2_t p2; bool (* find_pll)(const intel_limit_t *, struct drm_crtc *, int, int, intel_clock_t *); - bool (* find_reduced_pll)(const intel_limit_t *, struct drm_crtc *, - int, int, intel_clock_t *); }; #define I8XX_DOT_MIN 25000 @@ -243,11 +241,11 @@ struct intel_limit { #define IRONLAKE_VCO_MIN 1760000 #define IRONLAKE_VCO_MAX 3510000 #define IRONLAKE_N_MIN 1 -#define IRONLAKE_N_MAX 5 +#define IRONLAKE_N_MAX 6 #define IRONLAKE_M_MIN 79 -#define IRONLAKE_M_MAX 118 +#define IRONLAKE_M_MAX 127 #define IRONLAKE_M1_MIN 12 -#define IRONLAKE_M1_MAX 23 +#define IRONLAKE_M1_MAX 22 #define IRONLAKE_M2_MIN 5 #define IRONLAKE_M2_MAX 9 #define IRONLAKE_P_SDVO_DAC_MIN 5 @@ -274,9 +272,6 @@ static bool intel_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc, int target, int refclk, intel_clock_t *best_clock); static bool -intel_find_best_reduced_PLL(const intel_limit_t *limit, struct drm_crtc *crtc, - int target, int refclk, intel_clock_t *best_clock); -static bool intel_g4x_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc, int target, int refclk, intel_clock_t *best_clock); @@ -299,7 +294,6 @@ static const intel_limit_t intel_limits_i8xx_dvo = { .p2 = { .dot_limit = I8XX_P2_SLOW_LIMIT, .p2_slow = I8XX_P2_SLOW, .p2_fast = I8XX_P2_FAST }, .find_pll = intel_find_best_PLL, - .find_reduced_pll = intel_find_best_reduced_PLL, }; static const intel_limit_t intel_limits_i8xx_lvds = { @@ -314,7 +308,6 @@ static const intel_limit_t intel_limits_i8xx_lvds = { .p2 = { .dot_limit = I8XX_P2_SLOW_LIMIT, .p2_slow = I8XX_P2_LVDS_SLOW, .p2_fast = I8XX_P2_LVDS_FAST }, .find_pll = intel_find_best_PLL, - .find_reduced_pll = intel_find_best_reduced_PLL, }; static const intel_limit_t intel_limits_i9xx_sdvo = { @@ -329,7 +322,6 @@ static const intel_limit_t intel_limits_i9xx_sdvo = { .p2 = { .dot_limit = I9XX_P2_SDVO_DAC_SLOW_LIMIT, .p2_slow = I9XX_P2_SDVO_DAC_SLOW, .p2_fast = I9XX_P2_SDVO_DAC_FAST }, .find_pll = intel_find_best_PLL, - .find_reduced_pll = intel_find_best_reduced_PLL, }; static const intel_limit_t intel_limits_i9xx_lvds = { @@ -347,7 +339,6 @@ static const intel_limit_t intel_limits_i9xx_lvds = { .p2 = { .dot_limit = I9XX_P2_LVDS_SLOW_LIMIT, .p2_slow = I9XX_P2_LVDS_SLOW, .p2_fast = I9XX_P2_LVDS_FAST }, .find_pll = intel_find_best_PLL, - .find_reduced_pll = intel_find_best_reduced_PLL, }; /* below parameter and function is for G4X Chipset Family*/ @@ -365,7 +356,6 @@ static const intel_limit_t intel_limits_g4x_sdvo = { .p2_fast = G4X_P2_SDVO_FAST }, .find_pll = intel_g4x_find_best_PLL, - .find_reduced_pll = intel_g4x_find_best_PLL, }; static const intel_limit_t intel_limits_g4x_hdmi = { @@ -382,7 +372,6 @@ static const intel_limit_t intel_limits_g4x_hdmi = { .p2_fast = G4X_P2_HDMI_DAC_FAST }, .find_pll = intel_g4x_find_best_PLL, - .find_reduced_pll = intel_g4x_find_best_PLL, }; static const intel_limit_t intel_limits_g4x_single_channel_lvds = { @@ -407,7 +396,6 @@ static const intel_limit_t intel_limits_g4x_single_channel_lvds = { .p2_fast = G4X_P2_SINGLE_CHANNEL_LVDS_FAST }, .find_pll = intel_g4x_find_best_PLL, - .find_reduced_pll = intel_g4x_find_best_PLL, }; static const intel_limit_t intel_limits_g4x_dual_channel_lvds = { @@ -432,7 +420,6 @@ static const intel_limit_t intel_limits_g4x_dual_channel_lvds = { .p2_fast = G4X_P2_DUAL_CHANNEL_LVDS_FAST }, .find_pll = intel_g4x_find_best_PLL, - .find_reduced_pll = intel_g4x_find_best_PLL, }; static const intel_limit_t intel_limits_g4x_display_port = { @@ -470,7 +457,6 @@ static const intel_limit_t intel_limits_pineview_sdvo = { .p2 = { .dot_limit = I9XX_P2_SDVO_DAC_SLOW_LIMIT, .p2_slow = I9XX_P2_SDVO_DAC_SLOW, .p2_fast = I9XX_P2_SDVO_DAC_FAST }, .find_pll = intel_find_best_PLL, - .find_reduced_pll = intel_find_best_reduced_PLL, }; static const intel_limit_t intel_limits_pineview_lvds = { @@ -486,7 +472,6 @@ static const intel_limit_t intel_limits_pineview_lvds = { .p2 = { .dot_limit = I9XX_P2_LVDS_SLOW_LIMIT, .p2_slow = I9XX_P2_LVDS_SLOW, .p2_fast = I9XX_P2_LVDS_SLOW }, .find_pll = intel_find_best_PLL, - .find_reduced_pll = intel_find_best_reduced_PLL, }; static const intel_limit_t intel_limits_ironlake_sdvo = { @@ -768,46 +753,6 @@ intel_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc, return (err != target); } - -static bool -intel_find_best_reduced_PLL(const intel_limit_t *limit, struct drm_crtc *crtc, - int target, int refclk, intel_clock_t *best_clock) - -{ - struct drm_device *dev = crtc->dev; - intel_clock_t clock; - int err = target; - bool found = false; - - memcpy(&clock, best_clock, sizeof(intel_clock_t)); - - for (clock.m1 = limit->m1.min; clock.m1 <= limit->m1.max; clock.m1++) { - for (clock.m2 = limit->m2.min; clock.m2 <= limit->m2.max; clock.m2++) { - /* m1 is always 0 in Pineview */ - if (clock.m2 >= clock.m1 && !IS_PINEVIEW(dev)) - break; - for (clock.n = limit->n.min; clock.n <= limit->n.max; - clock.n++) { - int this_err; - - intel_clock(dev, refclk, &clock); - - if (!intel_PLL_is_valid(crtc, &clock)) - continue; - - this_err = abs(clock.dot - target); - if (this_err < err) { - *best_clock = clock; - err = this_err; - found = true; - } - } - } - } - - return found; -} - static bool intel_g4x_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc, int target, int refclk, intel_clock_t *best_clock) @@ -1262,7 +1207,7 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y, return ret; } - ret = i915_gem_object_set_to_gtt_domain(obj, 1); + ret = i915_gem_object_set_to_display_plane(obj); if (ret != 0) { i915_gem_object_unpin(obj); mutex_unlock(&dev->struct_mutex); @@ -2910,10 +2855,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, return -EINVAL; } - if (is_lvds && limit->find_reduced_pll && - dev_priv->lvds_downclock_avail) { - memcpy(&reduced_clock, &clock, sizeof(intel_clock_t)); - has_reduced_clock = limit->find_reduced_pll(limit, crtc, + if (is_lvds && dev_priv->lvds_downclock_avail) { + has_reduced_clock = limit->find_pll(limit, crtc, dev_priv->lvds_downclock, refclk, &reduced_clock); @@ -2981,6 +2924,21 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, temp |= PIPE_8BPC; else temp |= PIPE_6BPC; + } else if (is_edp) { + switch (dev_priv->edp_bpp/3) { + case 8: + temp |= PIPE_8BPC; + break; + case 10: + temp |= PIPE_10BPC; + break; + case 6: + temp |= PIPE_6BPC; + break; + case 12: + temp |= PIPE_12BPC; + break; + } } else temp |= PIPE_8BPC; I915_WRITE(pipeconf_reg, temp); diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 1349d9f..439506c 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -125,9 +125,15 @@ intel_dp_link_clock(uint8_t link_bw) /* I think this is a fiction */ static int -intel_dp_link_required(int pixel_clock) +intel_dp_link_required(struct drm_device *dev, + struct intel_output *intel_output, int pixel_clock) { - return pixel_clock * 3; + struct drm_i915_private *dev_priv = dev->dev_private; + + if (IS_eDP(intel_output)) + return (pixel_clock * dev_priv->edp_bpp) / 8; + else + return pixel_clock * 3; } static int @@ -138,7 +144,8 @@ intel_dp_mode_valid(struct drm_connector *connector, int max_link_clock = intel_dp_link_clock(intel_dp_max_link_bw(intel_output)); int max_lanes = intel_dp_max_lane_count(intel_output); - if (intel_dp_link_required(mode->clock) > max_link_clock * max_lanes) + if (intel_dp_link_required(connector->dev, intel_output, mode->clock) + > max_link_clock * max_lanes) return MODE_CLOCK_HIGH; if (mode->clock < 10000) @@ -492,7 +499,8 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode, for (clock = 0; clock <= max_clock; clock++) { int link_avail = intel_dp_link_clock(bws[clock]) * lane_count; - if (intel_dp_link_required(mode->clock) <= link_avail) { + if (intel_dp_link_required(encoder->dev, intel_output, mode->clock) + <= link_avail) { dp_priv->link_bw = bws[clock]; dp_priv->lane_count = lane_count; adjusted_mode->clock = intel_dp_link_clock(dp_priv->link_bw); @@ -1289,53 +1297,7 @@ intel_dp_hot_plug(struct intel_output *intel_output) if (dp_priv->dpms_mode == DRM_MODE_DPMS_ON) intel_dp_check_link_status(intel_output); } -/* - * Enumerate the child dev array parsed from VBT to check whether - * the given DP is present. - * If it is present, return 1. - * If it is not present, return false. - * If no child dev is parsed from VBT, it is assumed that the given - * DP is present. - */ -static int dp_is_present_in_vbt(struct drm_device *dev, int dp_reg) -{ - struct drm_i915_private *dev_priv = dev->dev_private; - struct child_device_config *p_child; - int i, dp_port, ret; - - if (!dev_priv->child_dev_num) - return 1; - - dp_port = 0; - if (dp_reg == DP_B || dp_reg == PCH_DP_B) - dp_port = PORT_IDPB; - else if (dp_reg == DP_C || dp_reg == PCH_DP_C) - dp_port = PORT_IDPC; - else if (dp_reg == DP_D || dp_reg == PCH_DP_D) - dp_port = PORT_IDPD; - - ret = 0; - for (i = 0; i < dev_priv->child_dev_num; i++) { - p_child = dev_priv->child_dev + i; - /* - * If the device type is not DP, continue. - */ - if (p_child->device_type != DEVICE_TYPE_DP && - p_child->device_type != DEVICE_TYPE_eDP) - continue; - /* Find the eDP port */ - if (dp_reg == DP_A && p_child->device_type == DEVICE_TYPE_eDP) { - ret = 1; - break; - } - /* Find the DP port */ - if (p_child->dvo_port == dp_port) { - ret = 1; - break; - } - } - return ret; -} + void intel_dp_init(struct drm_device *dev, int output_reg) { @@ -1345,10 +1307,6 @@ intel_dp_init(struct drm_device *dev, int output_reg) struct intel_dp_priv *dp_priv; const char *name = NULL; - if (!dp_is_present_in_vbt(dev, output_reg)) { - DRM_DEBUG_KMS("DP is not present. Ignore it\n"); - return; - } intel_output = kcalloc(sizeof(struct intel_output) + sizeof(struct intel_dp_priv), 1, GFP_KERNEL); if (!intel_output) @@ -1373,11 +1331,10 @@ intel_dp_init(struct drm_device *dev, int output_reg) else if (output_reg == DP_D || output_reg == PCH_DP_D) intel_output->clone_mask = (1 << INTEL_DP_D_CLONE_BIT); - if (IS_eDP(intel_output)) { - intel_output->crtc_mask = (1 << 1); + if (IS_eDP(intel_output)) intel_output->clone_mask = (1 << INTEL_EDP_CLONE_BIT); - } else - intel_output->crtc_mask = (1 << 0) | (1 << 1); + + intel_output->crtc_mask = (1 << 0) | (1 << 1); connector->interlace_allowed = true; connector->doublescan_allowed = 0; diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 0643194..0e268de 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -225,52 +225,6 @@ static const struct drm_encoder_funcs intel_hdmi_enc_funcs = { .destroy = intel_hdmi_enc_destroy, }; -/* - * Enumerate the child dev array parsed from VBT to check whether - * the given HDMI is present. - * If it is present, return 1. - * If it is not present, return false. - * If no child dev is parsed from VBT, it assumes that the given - * HDMI is present. - */ -static int hdmi_is_present_in_vbt(struct drm_device *dev, int hdmi_reg) -{ - struct drm_i915_private *dev_priv = dev->dev_private; - struct child_device_config *p_child; - int i, hdmi_port, ret; - - if (!dev_priv->child_dev_num) - return 1; - - if (hdmi_reg == SDVOB) - hdmi_port = DVO_B; - else if (hdmi_reg == SDVOC) - hdmi_port = DVO_C; - else if (hdmi_reg == HDMIB) - hdmi_port = DVO_B; - else if (hdmi_reg == HDMIC) - hdmi_port = DVO_C; - else if (hdmi_reg == HDMID) - hdmi_port = DVO_D; - else - return 0; - - ret = 0; - for (i = 0; i < dev_priv->child_dev_num; i++) { - p_child = dev_priv->child_dev + i; - /* - * If the device type is not HDMI, continue. - */ - if (p_child->device_type != DEVICE_TYPE_HDMI) - continue; - /* Find the HDMI port */ - if (p_child->dvo_port == hdmi_port) { - ret = 1; - break; - } - } - return ret; -} void intel_hdmi_init(struct drm_device *dev, int sdvox_reg) { struct drm_i915_private *dev_priv = dev->dev_private; @@ -278,10 +232,6 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg) struct intel_output *intel_output; struct intel_hdmi_priv *hdmi_priv; - if (!hdmi_is_present_in_vbt(dev, sdvox_reg)) { - DRM_DEBUG_KMS("HDMI is not present. Ignored it \n"); - return; - } intel_output = kcalloc(sizeof(struct intel_output) + sizeof(struct intel_hdmi_priv), 1, GFP_KERNEL); if (!intel_output) diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index f4b4aa2..aa74e59 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -602,6 +602,20 @@ static void intel_lvds_mode_set(struct drm_encoder *encoder, /* Some lid devices report incorrect lid status, assume they're connected */ static const struct dmi_system_id bad_lid_status[] = { { + .ident = "Compaq nx9020", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_BOARD_NAME, "3084"), + }, + }, + { + .ident = "Samsung SX20S", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BOARD_NAME, "SX20S"), + }, + }, + { .ident = "Aspire One", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), @@ -912,7 +926,8 @@ static void intel_find_lvds_downclock(struct drm_device *dev, } } mutex_unlock(&dev->mode_config.mutex); - if (temp_downclock < panel_fixed_mode->clock) { + if (temp_downclock < panel_fixed_mode->clock && + i915_lvds_downclock) { /* We found the downclock for LVDS. */ dev_priv->lvds_downclock_avail = 1; dev_priv->lvds_downclock = temp_downclock; diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index de5144c..eaacfd0 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -462,14 +462,63 @@ static int intel_sdvo_get_pixel_multiplier(struct drm_display_mode *mode) } /** - * Don't check status code from this as it switches the bus back to the - * SDVO chips which defeats the purpose of doing a bus switch in the first - * place. + * Try to read the response after issuie the DDC switch command. But it + * is noted that we must do the action of reading response and issuing DDC + * switch command in one I2C transaction. Otherwise when we try to start + * another I2C transaction after issuing the DDC bus switch, it will be + * switched to the internal SDVO register. */ static void intel_sdvo_set_control_bus_switch(struct intel_output *intel_output, u8 target) { - intel_sdvo_write_cmd(intel_output, SDVO_CMD_SET_CONTROL_BUS_SWITCH, &target, 1); + struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv; + u8 out_buf[2], cmd_buf[2], ret_value[2], ret; + struct i2c_msg msgs[] = { + { + .addr = sdvo_priv->slave_addr >> 1, + .flags = 0, + .len = 2, + .buf = out_buf, + }, + /* the following two are to read the response */ + { + .addr = sdvo_priv->slave_addr >> 1, + .flags = 0, + .len = 1, + .buf = cmd_buf, + }, + { + .addr = sdvo_priv->slave_addr >> 1, + .flags = I2C_M_RD, + .len = 1, + .buf = ret_value, + }, + }; + + intel_sdvo_debug_write(intel_output, SDVO_CMD_SET_CONTROL_BUS_SWITCH, + &target, 1); + /* write the DDC switch command argument */ + intel_sdvo_write_byte(intel_output, SDVO_I2C_ARG_0, target); + + out_buf[0] = SDVO_I2C_OPCODE; + out_buf[1] = SDVO_CMD_SET_CONTROL_BUS_SWITCH; + cmd_buf[0] = SDVO_I2C_CMD_STATUS; + cmd_buf[1] = 0; + ret_value[0] = 0; + ret_value[1] = 0; + + ret = i2c_transfer(intel_output->i2c_bus, msgs, 3); + if (ret != 3) { + /* failure in I2C transfer */ + DRM_DEBUG_KMS("I2c transfer returned %d\n", ret); + return; + } + if (ret_value[0] != SDVO_CMD_STATUS_SUCCESS) { + DRM_DEBUG_KMS("DDC switch command returns response %d\n", + ret_value[0]); + return; + } + return; } static bool intel_sdvo_set_target_input(struct intel_output *intel_output, bool target_0, bool target_1) @@ -1579,6 +1628,32 @@ intel_sdvo_hdmi_sink_detect(struct drm_connector *connector, u16 response) edid = drm_get_edid(&intel_output->base, intel_output->ddc_bus); + /* This is only applied to SDVO cards with multiple outputs */ + if (edid == NULL && intel_sdvo_multifunc_encoder(intel_output)) { + uint8_t saved_ddc, temp_ddc; + saved_ddc = sdvo_priv->ddc_bus; + temp_ddc = sdvo_priv->ddc_bus >> 1; + /* + * Don't use the 1 as the argument of DDC bus switch to get + * the EDID. It is used for SDVO SPD ROM. + */ + while(temp_ddc > 1) { + sdvo_priv->ddc_bus = temp_ddc; + edid = drm_get_edid(&intel_output->base, + intel_output->ddc_bus); + if (edid) { + /* + * When we can get the EDID, maybe it is the + * correct DDC bus. Update it. + */ + sdvo_priv->ddc_bus = temp_ddc; + break; + } + temp_ddc >>= 1; + } + if (edid == NULL) + sdvo_priv->ddc_bus = saved_ddc; + } /* when there is no edid and no monitor is connected with VGA * port, try to use the CRT ddc to read the EDID for DVI-connector */ diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c index 1d5b9b7..552ec11 100644 --- a/drivers/gpu/drm/i915/intel_tv.c +++ b/drivers/gpu/drm/i915/intel_tv.c @@ -1840,8 +1840,6 @@ intel_tv_init(struct drm_device *dev) drm_connector_attach_property(connector, dev->mode_config.tv_bottom_margin_property, tv_priv->margin[TV_MARGIN_BOTTOM]); - - dev_priv->hotplug_supported_mask |= TV_HOTPLUG_INT_STATUS; out: drm_sysfs_connector_add(connector); } |
