diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 9 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_runtime_pm.c | 22 |
6 files changed, 45 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 8b5c1a839655..d29f95d8999a 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1255,6 +1255,7 @@ enum modeset_restore { #define DP_AUX_B 0x10 #define DP_AUX_C 0x20 #define DP_AUX_D 0x30 +#define DP_AUX_F 0x60 #define DDC_PIN_B 0x05 #define DDC_PIN_C 0x04 diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 85c46a25265d..79fadb50ab69 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2585,6 +2585,9 @@ gen8_de_irq_handler(struct drm_i915_private *dev_priv, u32 master_ctl) GEN9_AUX_CHANNEL_C | GEN9_AUX_CHANNEL_D; + if (IS_CNL_WITH_PORT_F(dev_priv)) + tmp_mask |= CNL_AUX_CHANNEL_F; + if (iir & tmp_mask) { dp_aux_irq_handler(dev_priv); found = true; @@ -3617,6 +3620,9 @@ static void gen8_de_irq_postinstall(struct drm_i915_private *dev_priv) de_pipe_masked |= GEN8_DE_PIPE_IRQ_FAULT_ERRORS; } + if (IS_CNL_WITH_PORT_F(dev_priv)) + de_port_masked |= CNL_AUX_CHANNEL_F; + de_pipe_enables = de_pipe_masked | GEN8_PIPE_VBLANK | GEN8_PIPE_FIFO_UNDERRUN; diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index b06db954c79f..98b4d8357a4c 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1312,6 +1312,7 @@ enum i915_power_well_id { CNL_DISP_PW_AUX_B = GLK_DISP_PW_AUX_B, CNL_DISP_PW_AUX_C = GLK_DISP_PW_AUX_C, CNL_DISP_PW_AUX_D, + CNL_DISP_PW_AUX_F, SKL_DISP_PW_1 = 14, SKL_DISP_PW_2, @@ -5283,6 +5284,13 @@ enum { #define _DPD_AUX_CH_DATA4 (dev_priv->info.display_mmio_offset + 0x64320) #define _DPD_AUX_CH_DATA5 (dev_priv->info.display_mmio_offset + 0x64324) +#define _DPF_AUX_CH_CTL (dev_priv->info.display_mmio_offset + 0x64510) +#define _DPF_AUX_CH_DATA1 (dev_priv->info.display_mmio_offset + 0x64514) +#define _DPF_AUX_CH_DATA2 (dev_priv->info.display_mmio_offset + 0x64518) +#define _DPF_AUX_CH_DATA3 (dev_priv->info.display_mmio_offset + 0x6451c) +#define _DPF_AUX_CH_DATA4 (dev_priv->info.display_mmio_offset + 0x64520) +#define _DPF_AUX_CH_DATA5 (dev_priv->info.display_mmio_offset + 0x64524) + #define DP_AUX_CH_CTL(port) _MMIO_PORT(port, _DPA_AUX_CH_CTL, _DPB_AUX_CH_CTL) #define DP_AUX_CH_DATA(port, i) _MMIO(_PORT(port, _DPA_AUX_CH_DATA1, _DPB_AUX_CH_DATA1) + (i) * 4) /* 5 registers */ @@ -6938,6 +6946,7 @@ enum { #define GEN8_DE_PORT_IMR _MMIO(0x44444) #define GEN8_DE_PORT_IIR _MMIO(0x44448) #define GEN8_DE_PORT_IER _MMIO(0x4444c) +#define CNL_AUX_CHANNEL_F (1 << 28) #define GEN9_AUX_CHANNEL_D (1 << 27) #define GEN9_AUX_CHANNEL_C (1 << 26) #define GEN9_AUX_CHANNEL_B (1 << 25) diff --git a/drivers/gpu/drm/i915/intel_display.h b/drivers/gpu/drm/i915/intel_display.h index e47638931b51..30fa2041a45f 100644 --- a/drivers/gpu/drm/i915/intel_display.h +++ b/drivers/gpu/drm/i915/intel_display.h @@ -172,6 +172,7 @@ enum intel_display_power_domain { POWER_DOMAIN_AUX_B, POWER_DOMAIN_AUX_C, POWER_DOMAIN_AUX_D, + POWER_DOMAIN_AUX_F, POWER_DOMAIN_GMBUS, POWER_DOMAIN_MODESET, POWER_DOMAIN_GT_IRQ, diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 48342a85e500..ba0bbce742a5 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1299,6 +1299,9 @@ static enum port intel_aux_port(struct drm_i915_private *dev_priv, case DP_AUX_D: aux_port = PORT_D; break; + case DP_AUX_F: + aux_port = PORT_F; + break; default: MISSING_CASE(info->alternate_aux_channel); aux_port = PORT_A; @@ -5998,6 +6001,9 @@ intel_dp_init_connector_port_info(struct intel_digital_port *intel_dig_port) /* FIXME: Check VBT for actual wiring of PORT E */ intel_dp->aux_power_domain = POWER_DOMAIN_AUX_D; break; + case PORT_F: + intel_dp->aux_power_domain = POWER_DOMAIN_AUX_F; + break; default: MISSING_CASE(encoder->port); } diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 5b1aa4b9c72c..a274e930f045 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -124,6 +124,8 @@ intel_display_power_domain_str(enum intel_display_power_domain domain) return "AUX_C"; case POWER_DOMAIN_AUX_D: return "AUX_D"; + case POWER_DOMAIN_AUX_F: + return "AUX_F"; case POWER_DOMAIN_GMBUS: return "GMBUS"; case POWER_DOMAIN_INIT: @@ -1828,6 +1830,7 @@ void intel_display_power_put(struct drm_i915_private *dev_priv, BIT_ULL(POWER_DOMAIN_AUX_B) | \ BIT_ULL(POWER_DOMAIN_AUX_C) | \ BIT_ULL(POWER_DOMAIN_AUX_D) | \ + BIT_ULL(POWER_DOMAIN_AUX_F) | \ BIT_ULL(POWER_DOMAIN_AUDIO) | \ BIT_ULL(POWER_DOMAIN_VGA) | \ BIT_ULL(POWER_DOMAIN_INIT)) @@ -1855,6 +1858,9 @@ void intel_display_power_put(struct drm_i915_private *dev_priv, #define CNL_DISPLAY_AUX_D_POWER_DOMAINS ( \ BIT_ULL(POWER_DOMAIN_AUX_D) | \ BIT_ULL(POWER_DOMAIN_INIT)) +#define CNL_DISPLAY_AUX_F_POWER_DOMAINS ( \ + BIT_ULL(POWER_DOMAIN_AUX_F) | \ + BIT_ULL(POWER_DOMAIN_INIT)) #define CNL_DISPLAY_DC_OFF_POWER_DOMAINS ( \ CNL_DISPLAY_POWERWELL_2_POWER_DOMAINS | \ BIT_ULL(POWER_DOMAIN_GT_IRQ) | \ @@ -2405,6 +2411,12 @@ static struct i915_power_well cnl_power_wells[] = { .ops = &hsw_power_well_ops, .id = SKL_DISP_PW_DDI_D, }, + { + .name = "AUX F", + .domains = CNL_DISPLAY_AUX_F_POWER_DOMAINS, + .ops = &hsw_power_well_ops, + .id = CNL_DISP_PW_AUX_F, + }, }; static int @@ -2520,6 +2532,16 @@ int intel_power_domains_init(struct drm_i915_private *dev_priv) set_power_wells(power_domains, skl_power_wells); } else if (IS_CANNONLAKE(dev_priv)) { set_power_wells(power_domains, cnl_power_wells); + + /* + * Aux IO is getting enabled for all ports + * regardless the presence or use. So, in order to avoid + * timeouts, lets remove it from the list + * for the SKUs without port F. + */ + if (!IS_CNL_WITH_PORT_F(dev_priv)) + power_domains->power_well_count -= 1; + } else if (IS_BROXTON(dev_priv)) { set_power_wells(power_domains, bxt_power_wells); } else if (IS_GEMINILAKE(dev_priv)) { |