diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-06 18:06:44 -0800 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-06 18:06:44 -0800 |
commit | c89a9f5a42811aa5b2f258e32750c0109f570fc1 (patch) | |
tree | 53f64a1326f0c3884261ad2160e1b18cc7af5fb6 /drivers/gpu/drm | |
parent | db30c70575822cc84d87b5613c19cac24734b99f (diff) | |
parent | a75f28419a7efff611a81293d41d0e2137d7591e (diff) |
Merge branch 'drm-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6
* 'drm-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6:
drm: fix ordering of driver unload vs agp unload.
drm/i915: Respect the other stolen memory sizes we know of.
drm/i915: Non-mobile parts don't have integrated TV-out.
drm/i915: Add support for integrated HDMI on G4X hardware.
drm/i915: Pin cursor bo and unpin old bo when setting cursor.
drm/i915: Don't allow objects to get bound while VT switched.
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r-- | drivers/gpu/drm/drm_drv.c | 6 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/Makefile | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_dma.c | 46 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 15 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 25 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 48 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_drv.h | 5 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_hdmi.c | 280 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_sdvo.c | 8 |
10 files changed, 397 insertions, 39 deletions
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index febb517ee67..5ff88d95222 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -314,14 +314,14 @@ static void drm_cleanup(struct drm_device * dev) DRM_DEBUG("mtrr_del=%d\n", retval); } + if (dev->driver->unload) + dev->driver->unload(dev); + if (drm_core_has_AGP(dev) && dev->agp) { drm_free(dev->agp, sizeof(*dev->agp), DRM_MEM_AGPLISTS); dev->agp = NULL; } - if (dev->driver->unload) - dev->driver->unload(dev); - drm_ht_remove(&dev->map_hash); drm_ctxbitmap_cleanup(dev); diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index dd57a5bd457..793cba39d83 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -13,6 +13,7 @@ i915-y := i915_drv.o i915_dma.o i915_irq.o i915_mem.o \ intel_crt.o \ intel_lvds.o \ intel_bios.o \ + intel_hdmi.o \ intel_sdvo.o \ intel_modes.o \ intel_i2c.o \ diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 3d7082af5b7..62a4bf7b49d 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -827,6 +827,7 @@ static int i915_probe_agp(struct drm_device *dev, unsigned long *aperture_size, struct pci_dev *bridge_dev; u16 tmp = 0; unsigned long overhead; + unsigned long stolen; bridge_dev = pci_get_bus_and_slot(0, PCI_DEVFN(0,0)); if (!bridge_dev) { @@ -866,36 +867,55 @@ static int i915_probe_agp(struct drm_device *dev, unsigned long *aperture_size, else overhead = (*aperture_size / 1024) + 4096; - switch (tmp & INTEL_855_GMCH_GMS_MASK) { + switch (tmp & INTEL_GMCH_GMS_MASK) { + case INTEL_855_GMCH_GMS_DISABLED: + DRM_ERROR("video memory is disabled\n"); + return -1; case INTEL_855_GMCH_GMS_STOLEN_1M: - break; /* 1M already */ + stolen = 1 * 1024 * 1024; + break; case INTEL_855_GMCH_GMS_STOLEN_4M: - *preallocated_size *= 4; + stolen = 4 * 1024 * 1024; break; case INTEL_855_GMCH_GMS_STOLEN_8M: - *preallocated_size *= 8; + stolen = 8 * 1024 * 1024; break; case INTEL_855_GMCH_GMS_STOLEN_16M: - *preallocated_size *= 16; + stolen = 16 * 1024 * 1024; break; case INTEL_855_GMCH_GMS_STOLEN_32M: - *preallocated_size *= 32; + stolen = 32 * 1024 * 1024; break; case INTEL_915G_GMCH_GMS_STOLEN_48M: - *preallocated_size *= 48; + stolen = 48 * 1024 * 1024; break; case INTEL_915G_GMCH_GMS_STOLEN_64M: - *preallocated_size *= 64; + stolen = 64 * 1024 * 1024; + break; + case INTEL_GMCH_GMS_STOLEN_128M: + stolen = 128 * 1024 * 1024; + break; + case INTEL_GMCH_GMS_STOLEN_256M: + stolen = 256 * 1024 * 1024; + break; + case INTEL_GMCH_GMS_STOLEN_96M: + stolen = 96 * 1024 * 1024; + break; + case INTEL_GMCH_GMS_STOLEN_160M: + stolen = 160 * 1024 * 1024; + break; + case INTEL_GMCH_GMS_STOLEN_224M: + stolen = 224 * 1024 * 1024; + break; + case INTEL_GMCH_GMS_STOLEN_352M: + stolen = 352 * 1024 * 1024; break; - case INTEL_855_GMCH_GMS_DISABLED: - DRM_ERROR("video memory is disabled\n"); - return -1; default: DRM_ERROR("unexpected GMCH_GMS value: 0x%02x\n", - tmp & INTEL_855_GMCH_GMS_MASK); + tmp & INTEL_GMCH_GMS_MASK); return -1; } - *preallocated_size -= overhead; + *preallocated_size = stolen - overhead; return 0; } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 4756e5cd6b5..563de18063f 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -664,6 +664,7 @@ extern void intel_modeset_cleanup(struct drm_device *dev); writel(upper_32_bits(val), dev_priv->regs + \ (reg) + 4)) #endif +#define POSTING_READ(reg) (void)I915_READ(reg) #define I915_VERBOSE 0 @@ -760,6 +761,7 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller); IS_I945GM(dev) || IS_I965GM(dev) || IS_GM45(dev)) #define I915_NEED_GFX_HWS(dev) (IS_G33(dev) || IS_GM45(dev) || IS_G4X(dev)) +#define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev)) #define PRIMARY_RINGBUFFER_SIZE (128*1024) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index cc2ca5561fe..14afc23a0e2 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1623,6 +1623,8 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment) struct drm_mm_node *free_space; int page_count, ret; + if (dev_priv->mm.suspended) + return -EBUSY; if (alignment == 0) alignment = PAGE_SIZE; if (alignment & (PAGE_SIZE - 1)) { @@ -2641,7 +2643,7 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment) if (obj_priv->gtt_space == NULL) { ret = i915_gem_object_bind_to_gtt(obj, alignment); if (ret != 0) { - if (ret != -ERESTARTSYS) + if (ret != -EBUSY && ret != -ERESTARTSYS) DRM_ERROR("Failure to bind: %d", ret); return ret; } @@ -3219,20 +3221,21 @@ i915_gem_entervt_ioctl(struct drm_device *dev, void *data, dev_priv->mm.wedged = 0; } - ret = i915_gem_init_ringbuffer(dev); - if (ret != 0) - return ret; - dev_priv->mm.gtt_mapping = io_mapping_create_wc(dev->agp->base, dev->agp->agp_info.aper_size * 1024 * 1024); mutex_lock(&dev->struct_mutex); + dev_priv->mm.suspended = 0; + + ret = i915_gem_init_ringbuffer(dev); + if (ret != 0) + return ret; + BUG_ON(!list_empty(&dev_priv->mm.active_list)); BUG_ON(!list_empty(&dev_priv->mm.flushing_list)); BUG_ON(!list_empty(&dev_priv->mm.inactive_list)); BUG_ON(!list_empty(&dev_priv->mm.request_list)); - dev_priv->mm.suspended = 0; mutex_unlock(&dev->struct_mutex); drm_irq_install(dev); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 47e6bafeb74..273162579e1 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -35,7 +35,7 @@ #define INTEL_GMCH_MEM_64M 0x1 #define INTEL_GMCH_MEM_128M 0 -#define INTEL_855_GMCH_GMS_MASK (0x7 << 4) +#define INTEL_GMCH_GMS_MASK (0xf << 4) #define INTEL_855_GMCH_GMS_DISABLED (0x0 << 4) #define INTEL_855_GMCH_GMS_STOLEN_1M (0x1 << 4) #define INTEL_855_GMCH_GMS_STOLEN_4M (0x2 << 4) @@ -45,6 +45,12 @@ #define INTEL_915G_GMCH_GMS_STOLEN_48M (0x6 << 4) #define INTEL_915G_GMCH_GMS_STOLEN_64M (0x7 << 4) +#define INTEL_GMCH_GMS_STOLEN_128M (0x8 << 4) +#define INTEL_GMCH_GMS_STOLEN_256M (0x9 << 4) +#define INTEL_GMCH_GMS_STOLEN_96M (0xa << 4) +#define INTEL_GMCH_GMS_STOLEN_160M (0xb << 4) +#define INTEL_GMCH_GMS_STOLEN_224M (0xc << 4) +#define INTEL_GMCH_GMS_STOLEN_352M (0xd << 4) /* PCI config space */ @@ -549,6 +555,8 @@ /** GM965 GM45 render standby register */ #define MCHBAR_RENDER_STANDBY 0x111B8 +#define PEG_BAND_GAP_DATA 0x14d68 + /* * Overlay regs */ @@ -612,6 +620,9 @@ /* Hotplug control (945+ only) */ #define PORT_HOTPLUG_EN 0x61110 +#define HDMIB_HOTPLUG_INT_EN (1 << 29) +#define HDMIC_HOTPLUG_INT_EN (1 << 28) +#define HDMID_HOTPLUG_INT_EN (1 << 27) #define SDVOB_HOTPLUG_INT_EN (1 << 26) #define SDVOC_HOTPLUG_INT_EN (1 << 25) #define TV_HOTPLUG_INT_EN (1 << 18) @@ -619,6 +630,9 @@ #define CRT_HOTPLUG_FORCE_DETECT (1 << 3) #define PORT_HOTPLUG_STAT 0x61114 +#define HDMIB_HOTPLUG_INT_STATUS (1 << 29) +#define HDMIC_HOTPLUG_INT_STATUS (1 << 28) +#define HDMID_HOTPLUG_INT_STATUS (1 << 27) #define CRT_HOTPLUG_INT_STATUS (1 << 11) #define TV_HOTPLUG_INT_STATUS (1 << 10) #define CRT_HOTPLUG_MONITOR_MASK (3 << 8) @@ -648,7 +662,16 @@ #define SDVO_PHASE_SELECT_DEFAULT (6 << 19) #define SDVO_CLOCK_OUTPUT_INVERT (1 << 18) #define SDVOC_GANG_MODE (1 << 16) +#define SDVO_ENCODING_SDVO (0x0 << 10) +#define SDVO_ENCODING_HDMI (0x2 << 10) +/** Requird for HDMI operation */ +#define SDVO_NULL_PACKETS_DURING_VSYNC (1 << 9) #define SDVO_BORDER_ENABLE (1 << 7) +#define SDVO_AUDIO_ENABLE (1 << 6) +/** New with 965, default is to be set */ +#define SDVO_VSYNC_ACTIVE_HIGH (1 << 4) +/** New with 965, default is to be set */ +#define SDVO_HSYNC_ACTIVE_HIGH (1 << 3) #define SDVOB_PCIE_CONCURRENCY (1 << 3) #define SDVO_DETECTED (1 << 2) /* Bits to be preserved when writing */ diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e5c1c80d1f9..8ccb9c3ab86 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -751,6 +751,7 @@ static void intel_crtc_mode_set(struct drm_crtc *crtc, is_lvds = true; break; case INTEL_OUTPUT_SDVO: + case INTEL_OUTPUT_HDMI: is_sdvo = true; break; case INTEL_OUTPUT_DVO: @@ -986,19 +987,17 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc, uint32_t base = (pipe == 0) ? CURABASE : CURBBASE; uint32_t temp; size_t addr; + int ret; DRM_DEBUG("\n"); /* if we want to turn off the cursor ignore width and height */ if (!handle) { DRM_DEBUG("cursor off\n"); - /* turn of the cursor */ - temp = 0; - temp |= CURSOR_MODE_DISABLE; - - I915_WRITE(control, temp); - I915_WRITE(base, 0); - return 0; + temp = CURSOR_MODE_DISABLE; + addr = 0; + bo = NULL; + goto finish; } /* Currently we only support 64x64 cursors */ @@ -1025,15 +1024,30 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc, addr = obj_priv->gtt_offset; } - intel_crtc->cursor_addr = addr; + ret = i915_gem_object_pin(bo, PAGE_SIZE); + if (ret) { + DRM_ERROR("failed to pin cursor bo\n"); + drm_gem_object_unreference(bo); + return ret; + } + temp = 0; /* set the pipe for the cursor */ temp |= (pipe << 28); temp |= CURSOR_MODE_64_ARGB_AX | MCURSOR_GAMMA_ENABLE; + finish: I915_WRITE(control, temp); I915_WRITE(base, addr); + if (intel_crtc->cursor_bo) { + i915_gem_object_unpin(intel_crtc->cursor_bo); + drm_gem_object_unreference(intel_crtc->cursor_bo); + } + + intel_crtc->cursor_addr = addr; + intel_crtc->cursor_bo = bo; + return 0; } @@ -1430,12 +1444,19 @@ static void intel_setup_outputs(struct drm_device *dev) intel_lvds_init(dev); if (IS_I9XX(dev)) { - intel_sdvo_init(dev, SDVOB); - intel_sdvo_init(dev, SDVOC); + int found; + + found = intel_sdvo_init(dev, SDVOB); + if (!found && SUPPORTS_INTEGRATED_HDMI(dev)) + intel_hdmi_init(dev, SDVOB); + + found = intel_sdvo_init(dev, SDVOC); + if (!found && SUPPORTS_INTEGRATED_HDMI(dev)) + intel_hdmi_init(dev, SDVOC); } else intel_dvo_init(dev); - if (IS_I9XX(dev) && !IS_I915G(dev)) + if (IS_I9XX(dev) && IS_MOBILE(dev)) intel_tv_init(dev); list_for_each_entry(connector, &dev->mode_config.connector_list, head) { @@ -1445,6 +1466,11 @@ static void intel_setup_outputs(struct drm_device *dev) /* valid crtcs */ switch(intel_output->type) { + case INTEL_OUTPUT_HDMI: + crtc_mask = ((1 << 0)| + (1 << 1)); + clone_mask = ((1 << INTEL_OUTPUT_HDMI)); + break; case INTEL_OUTPUT_DVO: case INTEL_OUTPUT_SDVO: crtc_mask = ((1 << 0)| diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 407edd5bf58..8a4cc50c5b4 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -53,6 +53,7 @@ #define INTEL_OUTPUT_SDVO 3 #define INTEL_OUTPUT_LVDS 4 #define INTEL_OUTPUT_TVOUT 5 +#define INTEL_OUTPUT_HDMI 6 #define INTEL_DVO_CHIP_NONE 0 #define INTEL_DVO_CHIP_LVDS 1 @@ -88,6 +89,7 @@ struct intel_crtc { struct drm_crtc base; int pipe; int plane; + struct drm_gem_object *cursor_bo; uint32_t cursor_addr; u8 lut_r[256], lut_g[256], lut_b[256]; int dpms_mode; @@ -108,7 +110,8 @@ int intel_ddc_get_modes(struct intel_output *intel_output); extern bool intel_ddc_probe(struct intel_output *intel_output); extern void intel_crt_init(struct drm_device *dev); -extern void intel_sdvo_init(struct drm_device *dev, int output_device); +extern void intel_hdmi_init(struct drm_device *dev, int sdvox_reg); +extern bool intel_sdvo_init(struct drm_device *dev, int output_device); extern void intel_dvo_init(struct drm_device *dev); extern void intel_tv_init(struct drm_device *dev); extern void intel_lvds_init(struct drm_device *dev); diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c new file mode 100644 index 00000000000..b06a4a3ff08 --- /dev/null +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -0,0 +1,280 @@ +/* + * Copyright 2006 Dave Airlie <airlied@linux.ie> + * Copyright © 2006-2009 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Eric Anholt <eric@anholt.net> + * Jesse Barnes <jesse.barnes@intel.com> + */ + +#include <linux/i2c.h> +#include <linux/delay.h> +#include "drmP.h" +#include "drm.h" +#include "drm_crtc.h" +#include "intel_drv.h" +#include "i915_drm.h" +#include "i915_drv.h" + +struct intel_hdmi_priv { + u32 sdvox_reg; + u32 save_SDVOX; + int has_hdmi_sink; +}; + +static void intel_hdmi_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + struct drm_device *dev = encoder->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + struct drm_crtc *crtc = encoder->crtc; + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_output *intel_output = enc_to_intel_output(encoder); + struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv; + u32 sdvox; + + sdvox = SDVO_ENCODING_HDMI | + SDVO_BORDER_ENABLE | + SDVO_VSYNC_ACTIVE_HIGH | + SDVO_HSYNC_ACTIVE_HIGH; + + if (hdmi_priv->has_hdmi_sink) + sdvox |= SDVO_AUDIO_ENABLE; + + if (intel_crtc->pipe == 1) + sdvox |= SDVO_PIPE_B_SELECT; + + I915_WRITE(hdmi_priv->sdvox_reg, sdvox); + POSTING_READ(hdmi_priv->sdvox_reg); +} + +static void intel_hdmi_dpms(struct drm_encoder *encoder, int mode) +{ + struct drm_device *dev = encoder->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_output *intel_output = enc_to_intel_output(encoder); + struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv; + u32 temp; + + if (mode != DRM_MODE_DPMS_ON) { + temp = I915_READ(hdmi_priv->sdvox_reg); + I915_WRITE(hdmi_priv->sdvox_reg, temp & ~SDVO_ENABLE); + } else { + temp = I915_READ(hdmi_priv->sdvox_reg); + I915_WRITE(hdmi_priv->sdvox_reg, temp | SDVO_ENABLE); + } + POSTING_READ(hdmi_priv->sdvox_reg); +} + +static void intel_hdmi_save(struct drm_connector *connector) +{ + struct drm_device *dev = connector->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_output *intel_output = to_intel_output(connector); + struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv; + + hdmi_priv->save_SDVOX = I915_READ(hdmi_priv->sdvox_reg); +} + +static void intel_hdmi_restore(struct drm_connector *connector) +{ + struct drm_device *dev = connector->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_output *intel_output = to_intel_output(connector); + struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv; + + I915_WRITE(hdmi_priv->sdvox_reg, hdmi_priv->save_SDVOX); + POSTING_READ(hdmi_priv->sdvox_reg); +} + +static int intel_hdmi_mode_valid(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + if (mode->clock > 165000) + return MODE_CLOCK_HIGH; + if (mode->clock < 20000) + return MODE_CLOCK_HIGH; + + if (mode->flags & DRM_MODE_FLAG_DBLSCAN) + return MODE_NO_DBLESCAN; + + return MODE_OK; +} + +static bool intel_hdmi_mode_fixup(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + return true; +} + +static enum drm_connector_status +intel_hdmi_detect(struct drm_connector *connector) +{ + struct drm_device *dev = connector->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_output *intel_output = to_intel_output(connector); + struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv; + u32 temp, bit; + + temp = I915_READ(PORT_HOTPLUG_EN); + + I915_WRITE(PORT_HOTPLUG_EN, + temp | + HDMIB_HOTPLUG_INT_EN | + HDMIC_HOTPLUG_INT_EN | + HDMID_HOTPLUG_INT_EN); + + POSTING_READ(PORT_HOTPLUG_EN); + + switch (hdmi_priv->sdvox_reg) { + case SDVOB: + bit = HDMIB_HOTPLUG_INT_STATUS; + break; + case SDVOC: + bit = HDMIC_HOTPLUG_INT_STATUS; + break; + default: + return connector_status_unknown; + } + + if ((I915_READ(PORT_HOTPLUG_STAT) & bit) != 0) + return connector_status_connected; + else + return connector_status_disconnected; +} + +static int intel_hdmi_get_modes(struct drm_connector *connector) +{ + struct intel_output *intel_output = to_intel_output(connector); + + /* We should parse the EDID data and find out if it's an HDMI sink so + * we can send audio to it. + */ + + return intel_ddc_get_modes(intel_output); +} + +static void intel_hdmi_destroy(struct drm_connector *connector) +{ + struct intel_output *intel_output = to_intel_output(connector); + + if (intel_output->i2c_bus) + intel_i2c_destroy(intel_output->i2c_bus); + drm_sysfs_connector_remove(connector); + drm_connector_cleanup(connector); + kfree(intel_output); +} + +static const struct drm_encoder_helper_funcs intel_hdmi_helper_funcs = { + .dpms = intel_hdmi_dpms, + .mode_fixup = intel_hdmi_mode_fixup, + .prepare = intel_encoder_prepare, + .mode_set = intel_hdmi_mode_set, + .commit = intel_encoder_commit, +}; + +static const struct drm_connector_funcs intel_hdmi_connector_funcs = { + .save = intel_hdmi_save, + .restore = intel_hdmi_restore, + .detect = intel_hdmi_detect, + .fill_modes = drm_helper_probe_single_connector_modes, + .destroy = intel_hdmi_destroy, +}; + +static const struct drm_connector_helper_funcs intel_hdmi_connector_helper_funcs = { + .get_modes = intel_hdmi_get_modes, + .mode_valid = intel_hdmi_mode_valid, + .best_encoder = intel_best_encoder, +}; + +static void intel_hdmi_enc_destroy(struct drm_encoder *encoder) +{ + drm_encoder_cleanup(encoder); +} + +static const struct drm_encoder_funcs intel_hdmi_enc_funcs = { + .destroy = intel_hdmi_enc_destroy, +}; + + +void intel_hdmi_init(struct drm_device *dev, int sdvox_reg) +{ + struct drm_i915_private *dev_priv = dev->dev_private; + struct drm_connector *connector; + struct intel_output *intel_output; + struct intel_hdmi_priv *hdmi_priv; + + intel_output = kcalloc(sizeof(struct intel_output) + + sizeof(struct intel_hdmi_priv), 1, GFP_KERNEL); + if (!intel_output) + return; + hdmi_priv = (struct intel_hdmi_priv *)(intel_output + 1); + + connector = &intel_output->base; + drm_connector_init(dev, connector, &intel_hdmi_connector_funcs, + DRM_MODE_CONNECTOR_DVID); + drm_connector_helper_add(connector, &intel_hdmi_connector_helper_funcs); + + intel_output->type = INTEL_OUTPUT_HDMI; + + connector->interlace_allowed = 0; + connector->doublescan_allowed = 0; + + /* Set up the DDC bus. */ + if (sdvox_reg == SDVOB) + intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "HDMIB"); + else + intel_output->ddc_bus = intel_i2c_create(dev, GPIOD, "HDMIC"); + + if (!intel_output->ddc_bus) + goto err_connector; + + hdmi_priv->sdvox_reg = sdvox_reg; + intel_output->dev_priv = hdmi_priv; + + drm_encoder_init(dev, &intel_output->enc, &intel_hdmi_enc_funcs, + DRM_MODE_ENCODER_TMDS); + drm_encoder_helper_add(&intel_output->enc, &intel_hdmi_helper_funcs); + + drm_mode_connector_attach_encoder(&intel_output->base, + &intel_output->enc); + drm_sysfs_connector_add(connector); + + /* For G4X desktop chip, PEG_BAND_GAP_DATA 3:0 must first be written + * 0xd. Failure to do so will result in spurious interrupts being + * generated on the port when a cable is not attached. + */ + if (IS_G4X(dev) && !IS_GM45(dev)) { + u32 temp = I915_READ(PEG_BAND_GAP_DATA); + I915_WRITE(PEG_BAND_GAP_DATA, (temp & ~0xf) | 0xd); + } + + return; + +err_connector: + drm_connector_cleanup(connector); + kfree(intel_output); + + return; +} diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index fbbaa4f414a..40721546910 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -978,7 +978,7 @@ static const struct drm_encoder_funcs intel_sdvo_enc_funcs = { }; -void intel_sdvo_init(struct drm_device *dev, int output_device) +bool intel_sdvo_init(struct drm_device *dev, int output_device) { struct drm_connector *connector; struct intel_output *intel_output; @@ -991,7 +991,7 @@ void intel_sdvo_init(struct drm_device *dev, int output_device) intel_output = kcalloc(sizeof(struct intel_output)+sizeof(struct intel_sdvo_priv), 1, GFP_KERNEL); if (!intel_output) { - return; + return false; } connector = &intel_output->base; @@ -1116,7 +1116,7 @@ void intel_sdvo_init(struct drm_device *dev, int output_device) intel_output->ddc_bus = i2cbus; - return; + return true; err_i2c: intel_i2c_destroy(intel_output->i2c_bus); @@ -1124,5 +1124,5 @@ err_connector: drm_connector_cleanup(connector); kfree(intel_output); - return; + return false; } |