[Intel-gfx] [PATCH 10/11] drm/i915: Split out the PCI driver interface to i915_pci.c
Joonas Lahtinen
joonas.lahtinen at linux.intel.com
Mon May 30 06:36:36 UTC 2016
On pe, 2016-05-27 at 15:00 +0100, Chris Wilson wrote:
> To reclaim a bit of space from i915_drv.c, we can move the routines that
> just hook us into the PCI device tree into i915_pci.c
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Assuming bulk move + addition of a few extern keywords;
Reviewed-by: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
> Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
> ---
> drivers/gpu/drm/i915/Makefile | 1 +
> drivers/gpu/drm/i915/i915_drv.c | 450 +-------------------------------------
> drivers/gpu/drm/i915/i915_pci.c | 463 ++++++++++++++++++++++++++++++++++++++++
> 3 files changed, 473 insertions(+), 441 deletions(-)
> create mode 100644 drivers/gpu/drm/i915/i915_pci.c
>
> diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
> index 2ea7c245923e..7aecd309604c 100644
> --- a/drivers/gpu/drm/i915/Makefile
> +++ b/drivers/gpu/drm/i915/Makefile
> @@ -10,6 +10,7 @@ subdir-ccflags-$(CONFIG_DRM_I915_WERROR) := -Werror
> i915-y := i915_drv.o \
> i915_irq.o \
> i915_params.o \
> + i915_pci.o \
> i915_suspend.o \
> i915_sysfs.o \
> intel_csr.o \
> diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> index e20f63ac73d3..79b6834bc6b2 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -28,7 +28,6 @@
> */
>
> #include
> -#include
> #include
> #include
> #include
> @@ -54,386 +53,6 @@
>
> static struct drm_driver driver;
>
> -#define GEN_DEFAULT_PIPEOFFSETS \
> - .pipe_offsets = { PIPE_A_OFFSET, PIPE_B_OFFSET, \
> - PIPE_C_OFFSET, PIPE_EDP_OFFSET }, \
> - .trans_offsets = { TRANSCODER_A_OFFSET, TRANSCODER_B_OFFSET, \
> - TRANSCODER_C_OFFSET, TRANSCODER_EDP_OFFSET }, \
> - .palette_offsets = { PALETTE_A_OFFSET, PALETTE_B_OFFSET }
> -
> -#define GEN_CHV_PIPEOFFSETS \
> - .pipe_offsets = { PIPE_A_OFFSET, PIPE_B_OFFSET, \
> - CHV_PIPE_C_OFFSET }, \
> - .trans_offsets = { TRANSCODER_A_OFFSET, TRANSCODER_B_OFFSET, \
> - CHV_TRANSCODER_C_OFFSET, }, \
> - .palette_offsets = { PALETTE_A_OFFSET, PALETTE_B_OFFSET, \
> - CHV_PALETTE_C_OFFSET }
> -
> -#define CURSOR_OFFSETS \
> - .cursor_offsets = { CURSOR_A_OFFSET, CURSOR_B_OFFSET, CHV_CURSOR_C_OFFSET }
> -
> -#define IVB_CURSOR_OFFSETS \
> - .cursor_offsets = { CURSOR_A_OFFSET, IVB_CURSOR_B_OFFSET, IVB_CURSOR_C_OFFSET }
> -
> -#define BDW_COLORS \
> - .color = { .degamma_lut_size = 512, .gamma_lut_size = 512 }
> -#define CHV_COLORS \
> - .color = { .degamma_lut_size = 65, .gamma_lut_size = 257 }
> -
> -static const struct intel_device_info intel_i830_info = {
> - .gen = 2, .is_mobile = 1, .cursor_needs_physical = 1, .num_pipes = 2,
> - .has_overlay = 1, .overlay_needs_physical = 1,
> - .ring_mask = RENDER_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_845g_info = {
> - .gen = 2, .num_pipes = 1,
> - .has_overlay = 1, .overlay_needs_physical = 1,
> - .ring_mask = RENDER_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_i85x_info = {
> - .gen = 2, .is_i85x = 1, .is_mobile = 1, .num_pipes = 2,
> - .cursor_needs_physical = 1,
> - .has_overlay = 1, .overlay_needs_physical = 1,
> - .has_fbc = 1,
> - .ring_mask = RENDER_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_i865g_info = {
> - .gen = 2, .num_pipes = 1,
> - .has_overlay = 1, .overlay_needs_physical = 1,
> - .ring_mask = RENDER_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_i915g_info = {
> - .gen = 3, .is_i915g = 1, .cursor_needs_physical = 1, .num_pipes = 2,
> - .has_overlay = 1, .overlay_needs_physical = 1,
> - .ring_mask = RENDER_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -static const struct intel_device_info intel_i915gm_info = {
> - .gen = 3, .is_mobile = 1, .num_pipes = 2,
> - .cursor_needs_physical = 1,
> - .has_overlay = 1, .overlay_needs_physical = 1,
> - .supports_tv = 1,
> - .has_fbc = 1,
> - .ring_mask = RENDER_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -static const struct intel_device_info intel_i945g_info = {
> - .gen = 3, .has_hotplug = 1, .cursor_needs_physical = 1, .num_pipes = 2,
> - .has_overlay = 1, .overlay_needs_physical = 1,
> - .ring_mask = RENDER_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -static const struct intel_device_info intel_i945gm_info = {
> - .gen = 3, .is_i945gm = 1, .is_mobile = 1, .num_pipes = 2,
> - .has_hotplug = 1, .cursor_needs_physical = 1,
> - .has_overlay = 1, .overlay_needs_physical = 1,
> - .supports_tv = 1,
> - .has_fbc = 1,
> - .ring_mask = RENDER_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_i965g_info = {
> - .gen = 4, .is_broadwater = 1, .num_pipes = 2,
> - .has_hotplug = 1,
> - .has_overlay = 1,
> - .ring_mask = RENDER_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_i965gm_info = {
> - .gen = 4, .is_crestline = 1, .num_pipes = 2,
> - .is_mobile = 1, .has_fbc = 1, .has_hotplug = 1,
> - .has_overlay = 1,
> - .supports_tv = 1,
> - .ring_mask = RENDER_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_g33_info = {
> - .gen = 3, .is_g33 = 1, .num_pipes = 2,
> - .need_gfx_hws = 1, .has_hotplug = 1,
> - .has_overlay = 1,
> - .ring_mask = RENDER_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_g45_info = {
> - .gen = 4, .is_g4x = 1, .need_gfx_hws = 1, .num_pipes = 2,
> - .has_pipe_cxsr = 1, .has_hotplug = 1,
> - .ring_mask = RENDER_RING | BSD_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_gm45_info = {
> - .gen = 4, .is_g4x = 1, .num_pipes = 2,
> - .is_mobile = 1, .need_gfx_hws = 1, .has_fbc = 1,
> - .has_pipe_cxsr = 1, .has_hotplug = 1,
> - .supports_tv = 1,
> - .ring_mask = RENDER_RING | BSD_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_pineview_info = {
> - .gen = 3, .is_g33 = 1, .is_pineview = 1, .is_mobile = 1, .num_pipes = 2,
> - .need_gfx_hws = 1, .has_hotplug = 1,
> - .has_overlay = 1,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_ironlake_d_info = {
> - .gen = 5, .num_pipes = 2,
> - .need_gfx_hws = 1, .has_hotplug = 1,
> - .ring_mask = RENDER_RING | BSD_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_ironlake_m_info = {
> - .gen = 5, .is_mobile = 1, .num_pipes = 2,
> - .need_gfx_hws = 1, .has_hotplug = 1,
> - .has_fbc = 1,
> - .ring_mask = RENDER_RING | BSD_RING,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_sandybridge_d_info = {
> - .gen = 6, .num_pipes = 2,
> - .need_gfx_hws = 1, .has_hotplug = 1,
> - .has_fbc = 1,
> - .ring_mask = RENDER_RING | BSD_RING | BLT_RING,
> - .has_llc = 1,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -static const struct intel_device_info intel_sandybridge_m_info = {
> - .gen = 6, .is_mobile = 1, .num_pipes = 2,
> - .need_gfx_hws = 1, .has_hotplug = 1,
> - .has_fbc = 1,
> - .ring_mask = RENDER_RING | BSD_RING | BLT_RING,
> - .has_llc = 1,
> - GEN_DEFAULT_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> -};
> -
> -#define GEN7_FEATURES \
> - .gen = 7, .num_pipes = 3, \
> - .need_gfx_hws = 1, .has_hotplug = 1, \
> - .has_fbc = 1, \
> - .ring_mask = RENDER_RING | BSD_RING | BLT_RING, \
> - .has_llc = 1, \
> - GEN_DEFAULT_PIPEOFFSETS, \
> - IVB_CURSOR_OFFSETS
> -
> -static const struct intel_device_info intel_ivybridge_d_info = {
> - GEN7_FEATURES,
> - .is_ivybridge = 1,
> -};
> -
> -static const struct intel_device_info intel_ivybridge_m_info = {
> - GEN7_FEATURES,
> - .is_ivybridge = 1,
> - .is_mobile = 1,
> -};
> -
> -static const struct intel_device_info intel_ivybridge_q_info = {
> - GEN7_FEATURES,
> - .is_ivybridge = 1,
> - .num_pipes = 0, /* legal, last one wins */
> -};
> -
> -#define VLV_FEATURES \
> - .gen = 7, .num_pipes = 2, \
> - .need_gfx_hws = 1, .has_hotplug = 1, \
> - .ring_mask = RENDER_RING | BSD_RING | BLT_RING, \
> - .display_mmio_offset = VLV_DISPLAY_BASE, \
> - GEN_DEFAULT_PIPEOFFSETS, \
> - CURSOR_OFFSETS
> -
> -static const struct intel_device_info intel_valleyview_m_info = {
> - VLV_FEATURES,
> - .is_valleyview = 1,
> - .is_mobile = 1,
> -};
> -
> -static const struct intel_device_info intel_valleyview_d_info = {
> - VLV_FEATURES,
> - .is_valleyview = 1,
> -};
> -
> -#define HSW_FEATURES \
> - GEN7_FEATURES, \
> - .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING, \
> - .has_ddi = 1, \
> - .has_fpga_dbg = 1
> -
> -static const struct intel_device_info intel_haswell_d_info = {
> - HSW_FEATURES,
> - .is_haswell = 1,
> -};
> -
> -static const struct intel_device_info intel_haswell_m_info = {
> - HSW_FEATURES,
> - .is_haswell = 1,
> - .is_mobile = 1,
> -};
> -
> -#define BDW_FEATURES \
> - HSW_FEATURES, \
> - BDW_COLORS
> -
> -static const struct intel_device_info intel_broadwell_d_info = {
> - BDW_FEATURES,
> - .gen = 8,
> - .is_broadwell = 1,
> -};
> -
> -static const struct intel_device_info intel_broadwell_m_info = {
> - BDW_FEATURES,
> - .gen = 8, .is_mobile = 1,
> - .is_broadwell = 1,
> -};
> -
> -static const struct intel_device_info intel_broadwell_gt3d_info = {
> - BDW_FEATURES,
> - .gen = 8,
> - .is_broadwell = 1,
> - .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
> -};
> -
> -static const struct intel_device_info intel_broadwell_gt3m_info = {
> - BDW_FEATURES,
> - .gen = 8, .is_mobile = 1,
> - .is_broadwell = 1,
> - .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
> -};
> -
> -static const struct intel_device_info intel_cherryview_info = {
> - .gen = 8, .num_pipes = 3,
> - .need_gfx_hws = 1, .has_hotplug = 1,
> - .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
> - .is_cherryview = 1,
> - .display_mmio_offset = VLV_DISPLAY_BASE,
> - GEN_CHV_PIPEOFFSETS,
> - CURSOR_OFFSETS,
> - CHV_COLORS,
> -};
> -
> -static const struct intel_device_info intel_skylake_info = {
> - BDW_FEATURES,
> - .is_skylake = 1,
> - .gen = 9,
> -};
> -
> -static const struct intel_device_info intel_skylake_gt3_info = {
> - BDW_FEATURES,
> - .is_skylake = 1,
> - .gen = 9,
> - .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
> -};
> -
> -static const struct intel_device_info intel_broxton_info = {
> - .is_preliminary = 1,
> - .is_broxton = 1,
> - .gen = 9,
> - .need_gfx_hws = 1, .has_hotplug = 1,
> - .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
> - .num_pipes = 3,
> - .has_ddi = 1,
> - .has_fpga_dbg = 1,
> - .has_fbc = 1,
> - GEN_DEFAULT_PIPEOFFSETS,
> - IVB_CURSOR_OFFSETS,
> - BDW_COLORS,
> -};
> -
> -static const struct intel_device_info intel_kabylake_info = {
> - BDW_FEATURES,
> - .is_kabylake = 1,
> - .gen = 9,
> -};
> -
> -static const struct intel_device_info intel_kabylake_gt3_info = {
> - BDW_FEATURES,
> - .is_kabylake = 1,
> - .gen = 9,
> - .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
> -};
> -
> -/*
> - * Make sure any device matches here are from most specific to most
> - * general. For example, since the Quanta match is based on the subsystem
> - * and subvendor IDs, we need it to come before the more general IVB
> - * PCI ID matches, otherwise we'll use the wrong info struct above.
> - */
> -static const struct pci_device_id pciidlist[] = {
> - INTEL_I830_IDS(&intel_i830_info),
> - INTEL_I845G_IDS(&intel_845g_info),
> - INTEL_I85X_IDS(&intel_i85x_info),
> - INTEL_I865G_IDS(&intel_i865g_info),
> - INTEL_I915G_IDS(&intel_i915g_info),
> - INTEL_I915GM_IDS(&intel_i915gm_info),
> - INTEL_I945G_IDS(&intel_i945g_info),
> - INTEL_I945GM_IDS(&intel_i945gm_info),
> - INTEL_I965G_IDS(&intel_i965g_info),
> - INTEL_G33_IDS(&intel_g33_info),
> - INTEL_I965GM_IDS(&intel_i965gm_info),
> - INTEL_GM45_IDS(&intel_gm45_info),
> - INTEL_G45_IDS(&intel_g45_info),
> - INTEL_PINEVIEW_IDS(&intel_pineview_info),
> - INTEL_IRONLAKE_D_IDS(&intel_ironlake_d_info),
> - INTEL_IRONLAKE_M_IDS(&intel_ironlake_m_info),
> - INTEL_SNB_D_IDS(&intel_sandybridge_d_info),
> - INTEL_SNB_M_IDS(&intel_sandybridge_m_info),
> - INTEL_IVB_Q_IDS(&intel_ivybridge_q_info), /* must be first IVB */
> - INTEL_IVB_M_IDS(&intel_ivybridge_m_info),
> - INTEL_IVB_D_IDS(&intel_ivybridge_d_info),
> - INTEL_HSW_D_IDS(&intel_haswell_d_info),
> - INTEL_HSW_M_IDS(&intel_haswell_m_info),
> - INTEL_VLV_M_IDS(&intel_valleyview_m_info),
> - INTEL_VLV_D_IDS(&intel_valleyview_d_info),
> - INTEL_BDW_GT12M_IDS(&intel_broadwell_m_info),
> - INTEL_BDW_GT12D_IDS(&intel_broadwell_d_info),
> - INTEL_BDW_GT3M_IDS(&intel_broadwell_gt3m_info),
> - INTEL_BDW_GT3D_IDS(&intel_broadwell_gt3d_info),
> - INTEL_CHV_IDS(&intel_cherryview_info),
> - INTEL_SKL_GT1_IDS(&intel_skylake_info),
> - INTEL_SKL_GT2_IDS(&intel_skylake_info),
> - INTEL_SKL_GT3_IDS(&intel_skylake_gt3_info),
> - INTEL_SKL_GT4_IDS(&intel_skylake_gt3_info),
> - INTEL_BXT_IDS(&intel_broxton_info),
> - INTEL_KBL_GT1_IDS(&intel_kabylake_info),
> - INTEL_KBL_GT2_IDS(&intel_kabylake_info),
> - INTEL_KBL_GT3_IDS(&intel_kabylake_gt3_info),
> - INTEL_KBL_GT4_IDS(&intel_kabylake_gt3_info),
> - {0, 0, 0}
> -};
> -MODULE_DEVICE_TABLE(pci, pciidlist);
> -
> static unsigned int i915_load_fail_count;
>
> bool __i915_inject_load_failure(const char *func, int line)
> @@ -1939,8 +1558,7 @@ static void i915_driver_unregister(struct drm_i915_private *dev_priv)
> * - allocate initial config memory
> * - setup the DRM framebuffer with the allocated memory
> */
> -static int i915_driver_load(struct pci_dev *pdev,
> - const struct pci_device_id *ent)
> +int i915_driver_load(struct pci_dev *pdev, const struct pci_device_id *ent)
> {
> struct drm_i915_private *dev_priv;
> int ret;
> @@ -2021,18 +1639,14 @@ out_free_priv:
> return ret;
> }
>
> -static int i915_driver_unload(struct drm_device *dev)
> +void i915_driver_unload(struct drm_device *dev)
> {
> struct drm_i915_private *dev_priv = dev->dev_private;
> - int ret;
>
> intel_fbdev_fini(dev);
>
> - ret = i915_gem_suspend(dev);
> - if (ret) {
> - DRM_ERROR("failed to idle hardware: %d\n", ret);
> - return ret;
> - }
> + if (i915_gem_suspend(dev))
> + DRM_ERROR("failed to idle hardware; continuing to unload!\n");
>
> intel_display_power_get(dev_priv, POWER_DOMAIN_INIT);
>
> @@ -2080,8 +1694,6 @@ static int i915_driver_unload(struct drm_device *dev)
> intel_display_power_put(dev_priv, POWER_DOMAIN_INIT);
>
> i915_driver_cleanup_early(dev_priv);
> -
> - return 0;
> }
>
> static int i915_driver_open(struct drm_device *dev, struct drm_file *file)
> @@ -2584,46 +2196,6 @@ error:
> return ret;
> }
>
> -static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> -{
> - struct intel_device_info *intel_info =
> - (struct intel_device_info *) ent->driver_data;
> -
> - if (IS_PRELIMINARY_HW(intel_info) && !i915.preliminary_hw_support) {
> - DRM_INFO("This hardware requires preliminary hardware support.\n"
> - "See CONFIG_DRM_I915_PRELIMINARY_HW_SUPPORT, and/or modparam preliminary_hw_support\n");
> - return -ENODEV;
> - }
> -
> - /* Only bind to function 0 of the device. Early generations
> - * used function 1 as a placeholder for multi-head. This causes
> - * us confusion instead, especially on the systems where both
> - * functions have the same PCI-ID!
> - */
> - if (PCI_FUNC(pdev->devfn))
> - return -ENODEV;
> -
> - /*
> - * apple-gmux is needed on dual GPU MacBook Pro
> - * to probe the panel if we're the inactive GPU.
> - */
> - if (IS_ENABLED(CONFIG_VGA_ARB) && IS_ENABLED(CONFIG_VGA_SWITCHEROO) &&
> - apple_gmux_present() && pdev != vga_default_device() &&
> - !vga_switcheroo_handler_flags())
> - return -EPROBE_DEFER;
> -
> - return i915_driver_load(pdev, ent);
> -}
> -
> -static void
> -i915_pci_remove(struct pci_dev *pdev)
> -{
> - struct drm_device *dev = pci_get_drvdata(pdev);
> -
> - i915_driver_unload(dev);
> - drm_dev_unref(dev);
> -}
> -
> static int i915_pm_suspend(struct device *dev)
> {
> struct pci_dev *pdev = to_pci_dev(dev);
> @@ -3261,7 +2833,7 @@ static int intel_runtime_resume(struct device *device)
> return ret;
> }
>
> -static const struct dev_pm_ops i915_pm_ops = {
> +const struct dev_pm_ops i915_pm_ops = {
> /*
> * S0ix (via system suspend) and S3 event handlers [PMSG_SUSPEND,
> * PMSG_RESUME]
> @@ -3417,16 +2989,10 @@ static struct drm_driver driver = {
> .patchlevel = DRIVER_PATCHLEVEL,
> };
>
> -static struct pci_driver i915_pci_driver = {
> - .name = DRIVER_NAME,
> - .id_table = pciidlist,
> - .probe = i915_pci_probe,
> - .remove = i915_pci_remove,
> - .driver.pm = &i915_pm_ops,
> -};
> -
> static int __init i915_init(void)
> {
> + extern struct pci_driver i915_pci_driver;
> +
> /*
> * Enable KMS by default, unless explicitly overriden by
> * either the i915.modeset prarameter or by the
> @@ -3453,6 +3019,8 @@ static int __init i915_init(void)
>
> static void __exit i915_exit(void)
> {
> + extern struct pci_driver i915_pci_driver;
> +
> if (!(driver.driver_features & DRIVER_MODESET))
> return; /* Never loaded a driver. */
>
> diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
> new file mode 100644
> index 000000000000..514d8b784319
> --- /dev/null
> +++ b/drivers/gpu/drm/i915/i915_pci.c
> @@ -0,0 +1,463 @@
> +/*
> + * Copyright © 2016 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.
> + *
> + */
> +
> +#include
> +#include
> +#include
> +
> +#include "i915_drv.h"
> +
> +#define GEN_DEFAULT_PIPEOFFSETS \
> + .pipe_offsets = { PIPE_A_OFFSET, PIPE_B_OFFSET, \
> + PIPE_C_OFFSET, PIPE_EDP_OFFSET }, \
> + .trans_offsets = { TRANSCODER_A_OFFSET, TRANSCODER_B_OFFSET, \
> + TRANSCODER_C_OFFSET, TRANSCODER_EDP_OFFSET }, \
> + .palette_offsets = { PALETTE_A_OFFSET, PALETTE_B_OFFSET }
> +
> +#define GEN_CHV_PIPEOFFSETS \
> + .pipe_offsets = { PIPE_A_OFFSET, PIPE_B_OFFSET, \
> + CHV_PIPE_C_OFFSET }, \
> + .trans_offsets = { TRANSCODER_A_OFFSET, TRANSCODER_B_OFFSET, \
> + CHV_TRANSCODER_C_OFFSET, }, \
> + .palette_offsets = { PALETTE_A_OFFSET, PALETTE_B_OFFSET, \
> + CHV_PALETTE_C_OFFSET }
> +
> +#define CURSOR_OFFSETS \
> + .cursor_offsets = { CURSOR_A_OFFSET, CURSOR_B_OFFSET, CHV_CURSOR_C_OFFSET }
> +
> +#define IVB_CURSOR_OFFSETS \
> + .cursor_offsets = { CURSOR_A_OFFSET, IVB_CURSOR_B_OFFSET, IVB_CURSOR_C_OFFSET }
> +
> +#define BDW_COLORS \
> + .color = { .degamma_lut_size = 512, .gamma_lut_size = 512 }
> +#define CHV_COLORS \
> + .color = { .degamma_lut_size = 65, .gamma_lut_size = 257 }
> +
> +static const struct intel_device_info intel_i830_info = {
> + .gen = 2, .is_mobile = 1, .cursor_needs_physical = 1, .num_pipes = 2,
> + .has_overlay = 1, .overlay_needs_physical = 1,
> + .ring_mask = RENDER_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_845g_info = {
> + .gen = 2, .num_pipes = 1,
> + .has_overlay = 1, .overlay_needs_physical = 1,
> + .ring_mask = RENDER_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_i85x_info = {
> + .gen = 2, .is_i85x = 1, .is_mobile = 1, .num_pipes = 2,
> + .cursor_needs_physical = 1,
> + .has_overlay = 1, .overlay_needs_physical = 1,
> + .has_fbc = 1,
> + .ring_mask = RENDER_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_i865g_info = {
> + .gen = 2, .num_pipes = 1,
> + .has_overlay = 1, .overlay_needs_physical = 1,
> + .ring_mask = RENDER_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_i915g_info = {
> + .gen = 3, .is_i915g = 1, .cursor_needs_physical = 1, .num_pipes = 2,
> + .has_overlay = 1, .overlay_needs_physical = 1,
> + .ring_mask = RENDER_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +static const struct intel_device_info intel_i915gm_info = {
> + .gen = 3, .is_mobile = 1, .num_pipes = 2,
> + .cursor_needs_physical = 1,
> + .has_overlay = 1, .overlay_needs_physical = 1,
> + .supports_tv = 1,
> + .has_fbc = 1,
> + .ring_mask = RENDER_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +static const struct intel_device_info intel_i945g_info = {
> + .gen = 3, .has_hotplug = 1, .cursor_needs_physical = 1, .num_pipes = 2,
> + .has_overlay = 1, .overlay_needs_physical = 1,
> + .ring_mask = RENDER_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +static const struct intel_device_info intel_i945gm_info = {
> + .gen = 3, .is_i945gm = 1, .is_mobile = 1, .num_pipes = 2,
> + .has_hotplug = 1, .cursor_needs_physical = 1,
> + .has_overlay = 1, .overlay_needs_physical = 1,
> + .supports_tv = 1,
> + .has_fbc = 1,
> + .ring_mask = RENDER_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_i965g_info = {
> + .gen = 4, .is_broadwater = 1, .num_pipes = 2,
> + .has_hotplug = 1,
> + .has_overlay = 1,
> + .ring_mask = RENDER_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_i965gm_info = {
> + .gen = 4, .is_crestline = 1, .num_pipes = 2,
> + .is_mobile = 1, .has_fbc = 1, .has_hotplug = 1,
> + .has_overlay = 1,
> + .supports_tv = 1,
> + .ring_mask = RENDER_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_g33_info = {
> + .gen = 3, .is_g33 = 1, .num_pipes = 2,
> + .need_gfx_hws = 1, .has_hotplug = 1,
> + .has_overlay = 1,
> + .ring_mask = RENDER_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_g45_info = {
> + .gen = 4, .is_g4x = 1, .need_gfx_hws = 1, .num_pipes = 2,
> + .has_pipe_cxsr = 1, .has_hotplug = 1,
> + .ring_mask = RENDER_RING | BSD_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_gm45_info = {
> + .gen = 4, .is_g4x = 1, .num_pipes = 2,
> + .is_mobile = 1, .need_gfx_hws = 1, .has_fbc = 1,
> + .has_pipe_cxsr = 1, .has_hotplug = 1,
> + .supports_tv = 1,
> + .ring_mask = RENDER_RING | BSD_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_pineview_info = {
> + .gen = 3, .is_g33 = 1, .is_pineview = 1, .is_mobile = 1, .num_pipes = 2,
> + .need_gfx_hws = 1, .has_hotplug = 1,
> + .has_overlay = 1,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_ironlake_d_info = {
> + .gen = 5, .num_pipes = 2,
> + .need_gfx_hws = 1, .has_hotplug = 1,
> + .ring_mask = RENDER_RING | BSD_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_ironlake_m_info = {
> + .gen = 5, .is_mobile = 1, .num_pipes = 2,
> + .need_gfx_hws = 1, .has_hotplug = 1,
> + .has_fbc = 1,
> + .ring_mask = RENDER_RING | BSD_RING,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_sandybridge_d_info = {
> + .gen = 6, .num_pipes = 2,
> + .need_gfx_hws = 1, .has_hotplug = 1,
> + .has_fbc = 1,
> + .ring_mask = RENDER_RING | BSD_RING | BLT_RING,
> + .has_llc = 1,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_sandybridge_m_info = {
> + .gen = 6, .is_mobile = 1, .num_pipes = 2,
> + .need_gfx_hws = 1, .has_hotplug = 1,
> + .has_fbc = 1,
> + .ring_mask = RENDER_RING | BSD_RING | BLT_RING,
> + .has_llc = 1,
> + GEN_DEFAULT_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> +};
> +
> +#define GEN7_FEATURES \
> + .gen = 7, .num_pipes = 3, \
> + .need_gfx_hws = 1, .has_hotplug = 1, \
> + .has_fbc = 1, \
> + .ring_mask = RENDER_RING | BSD_RING | BLT_RING, \
> + .has_llc = 1, \
> + GEN_DEFAULT_PIPEOFFSETS, \
> + IVB_CURSOR_OFFSETS
> +
> +static const struct intel_device_info intel_ivybridge_d_info = {
> + GEN7_FEATURES,
> + .is_ivybridge = 1,
> +};
> +
> +static const struct intel_device_info intel_ivybridge_m_info = {
> + GEN7_FEATURES,
> + .is_ivybridge = 1,
> + .is_mobile = 1,
> +};
> +
> +static const struct intel_device_info intel_ivybridge_q_info = {
> + GEN7_FEATURES,
> + .is_ivybridge = 1,
> + .num_pipes = 0, /* legal, last one wins */
> +};
> +
> +#define VLV_FEATURES \
> + .gen = 7, .num_pipes = 2, \
> + .need_gfx_hws = 1, .has_hotplug = 1, \
> + .ring_mask = RENDER_RING | BSD_RING | BLT_RING, \
> + .display_mmio_offset = VLV_DISPLAY_BASE, \
> + GEN_DEFAULT_PIPEOFFSETS, \
> + CURSOR_OFFSETS
> +
> +static const struct intel_device_info intel_valleyview_m_info = {
> + VLV_FEATURES,
> + .is_valleyview = 1,
> + .is_mobile = 1,
> +};
> +
> +static const struct intel_device_info intel_valleyview_d_info = {
> + VLV_FEATURES,
> + .is_valleyview = 1,
> +};
> +
> +#define HSW_FEATURES \
> + GEN7_FEATURES, \
> + .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING, \
> + .has_ddi = 1, \
> + .has_fpga_dbg = 1
> +
> +static const struct intel_device_info intel_haswell_d_info = {
> + HSW_FEATURES,
> + .is_haswell = 1,
> +};
> +
> +static const struct intel_device_info intel_haswell_m_info = {
> + HSW_FEATURES,
> + .is_haswell = 1,
> + .is_mobile = 1,
> +};
> +
> +#define BDW_FEATURES \
> + HSW_FEATURES, \
> + BDW_COLORS
> +
> +static const struct intel_device_info intel_broadwell_d_info = {
> + BDW_FEATURES,
> + .gen = 8,
> + .is_broadwell = 1,
> +};
> +
> +static const struct intel_device_info intel_broadwell_m_info = {
> + BDW_FEATURES,
> + .gen = 8, .is_mobile = 1,
> + .is_broadwell = 1,
> +};
> +
> +static const struct intel_device_info intel_broadwell_gt3d_info = {
> + BDW_FEATURES,
> + .gen = 8,
> + .is_broadwell = 1,
> + .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
> +};
> +
> +static const struct intel_device_info intel_broadwell_gt3m_info = {
> + BDW_FEATURES,
> + .gen = 8, .is_mobile = 1,
> + .is_broadwell = 1,
> + .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
> +};
> +
> +static const struct intel_device_info intel_cherryview_info = {
> + .gen = 8, .num_pipes = 3,
> + .need_gfx_hws = 1, .has_hotplug = 1,
> + .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
> + .is_cherryview = 1,
> + .display_mmio_offset = VLV_DISPLAY_BASE,
> + GEN_CHV_PIPEOFFSETS,
> + CURSOR_OFFSETS,
> + CHV_COLORS,
> +};
> +
> +static const struct intel_device_info intel_skylake_info = {
> + BDW_FEATURES,
> + .is_skylake = 1,
> + .gen = 9,
> +};
> +
> +static const struct intel_device_info intel_skylake_gt3_info = {
> + BDW_FEATURES,
> + .is_skylake = 1,
> + .gen = 9,
> + .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
> +};
> +
> +static const struct intel_device_info intel_broxton_info = {
> + .is_preliminary = 1,
> + .is_broxton = 1,
> + .gen = 9,
> + .need_gfx_hws = 1, .has_hotplug = 1,
> + .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
> + .num_pipes = 3,
> + .has_ddi = 1,
> + .has_fpga_dbg = 1,
> + .has_fbc = 1,
> + GEN_DEFAULT_PIPEOFFSETS,
> + IVB_CURSOR_OFFSETS,
> + BDW_COLORS,
> +};
> +
> +static const struct intel_device_info intel_kabylake_info = {
> + BDW_FEATURES,
> + .is_kabylake = 1,
> + .gen = 9,
> +};
> +
> +static const struct intel_device_info intel_kabylake_gt3_info = {
> + BDW_FEATURES,
> + .is_kabylake = 1,
> + .gen = 9,
> + .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
> +};
> +
> +/*
> + * Make sure any device matches here are from most specific to most
> + * general. For example, since the Quanta match is based on the subsystem
> + * and subvendor IDs, we need it to come before the more general IVB
> + * PCI ID matches, otherwise we'll use the wrong info struct above.
> + */
> +static const struct pci_device_id pciidlist[] = {
> + INTEL_I830_IDS(&intel_i830_info),
> + INTEL_I845G_IDS(&intel_845g_info),
> + INTEL_I85X_IDS(&intel_i85x_info),
> + INTEL_I865G_IDS(&intel_i865g_info),
> + INTEL_I915G_IDS(&intel_i915g_info),
> + INTEL_I915GM_IDS(&intel_i915gm_info),
> + INTEL_I945G_IDS(&intel_i945g_info),
> + INTEL_I945GM_IDS(&intel_i945gm_info),
> + INTEL_I965G_IDS(&intel_i965g_info),
> + INTEL_G33_IDS(&intel_g33_info),
> + INTEL_I965GM_IDS(&intel_i965gm_info),
> + INTEL_GM45_IDS(&intel_gm45_info),
> + INTEL_G45_IDS(&intel_g45_info),
> + INTEL_PINEVIEW_IDS(&intel_pineview_info),
> + INTEL_IRONLAKE_D_IDS(&intel_ironlake_d_info),
> + INTEL_IRONLAKE_M_IDS(&intel_ironlake_m_info),
> + INTEL_SNB_D_IDS(&intel_sandybridge_d_info),
> + INTEL_SNB_M_IDS(&intel_sandybridge_m_info),
> + INTEL_IVB_Q_IDS(&intel_ivybridge_q_info), /* must be first IVB */
> + INTEL_IVB_M_IDS(&intel_ivybridge_m_info),
> + INTEL_IVB_D_IDS(&intel_ivybridge_d_info),
> + INTEL_HSW_D_IDS(&intel_haswell_d_info),
> + INTEL_HSW_M_IDS(&intel_haswell_m_info),
> + INTEL_VLV_M_IDS(&intel_valleyview_m_info),
> + INTEL_VLV_D_IDS(&intel_valleyview_d_info),
> + INTEL_BDW_GT12M_IDS(&intel_broadwell_m_info),
> + INTEL_BDW_GT12D_IDS(&intel_broadwell_d_info),
> + INTEL_BDW_GT3M_IDS(&intel_broadwell_gt3m_info),
> + INTEL_BDW_GT3D_IDS(&intel_broadwell_gt3d_info),
> + INTEL_CHV_IDS(&intel_cherryview_info),
> + INTEL_SKL_GT1_IDS(&intel_skylake_info),
> + INTEL_SKL_GT2_IDS(&intel_skylake_info),
> + INTEL_SKL_GT3_IDS(&intel_skylake_gt3_info),
> + INTEL_SKL_GT4_IDS(&intel_skylake_gt3_info),
> + INTEL_BXT_IDS(&intel_broxton_info),
> + INTEL_KBL_GT1_IDS(&intel_kabylake_info),
> + INTEL_KBL_GT2_IDS(&intel_kabylake_info),
> + INTEL_KBL_GT3_IDS(&intel_kabylake_gt3_info),
> + INTEL_KBL_GT4_IDS(&intel_kabylake_gt3_info),
> + {0, 0, 0}
> +};
> +MODULE_DEVICE_TABLE(pci, pciidlist);
> +
> +extern int i915_driver_load(struct pci_dev *pdev,
> + const struct pci_device_id *ent);
> +
> +static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> +{
> + struct intel_device_info *intel_info =
> + (struct intel_device_info *) ent->driver_data;
> +
> + if (IS_PRELIMINARY_HW(intel_info) && !i915.preliminary_hw_support) {
> + DRM_INFO("This hardware requires preliminary hardware support.\n"
> + "See CONFIG_DRM_I915_PRELIMINARY_HW_SUPPORT, and/or modparam preliminary_hw_support\n");
> + return -ENODEV;
> + }
> +
> + /* Only bind to function 0 of the device. Early generations
> + * used function 1 as a placeholder for multi-head. This causes
> + * us confusion instead, especially on the systems where both
> + * functions have the same PCI-ID!
> + */
> + if (PCI_FUNC(pdev->devfn))
> + return -ENODEV;
> +
> + /*
> + * apple-gmux is needed on dual GPU MacBook Pro
> + * to probe the panel if we're the inactive GPU.
> + */
> + if (IS_ENABLED(CONFIG_VGA_ARB) && IS_ENABLED(CONFIG_VGA_SWITCHEROO) &&
> + apple_gmux_present() && pdev != vga_default_device() &&
> + !vga_switcheroo_handler_flags())
> + return -EPROBE_DEFER;
> +
> + return i915_driver_load(pdev, ent);
> +}
> +
> +extern void i915_driver_unload(struct drm_device *dev);
> +
> +static void i915_pci_remove(struct pci_dev *pdev)
> +{
> + struct drm_device *dev = pci_get_drvdata(pdev);
> +
> + i915_driver_unload(dev);
> + drm_dev_unref(dev);
> +}
> +
> +extern const struct dev_pm_ops i915_pm_ops;
> +
> +struct pci_driver i915_pci_driver = {
> + .name = DRIVER_NAME,
> + .id_table = pciidlist,
> + .probe = i915_pci_probe,
> + .remove = i915_pci_remove,
> + .driver.pm = &i915_pm_ops,
> +};
--
Joonas Lahtinen
Open Source Technology Center
Intel Corporation
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