diff options
Diffstat (limited to 'arch/x86/kernel/early-quirks.c')
| -rw-r--r-- | arch/x86/kernel/early-quirks.c | 88 |
1 files changed, 53 insertions, 35 deletions
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c index 50d5848bf22e..6b6f32f40cbe 100644 --- a/arch/x86/kernel/early-quirks.c +++ b/arch/x86/kernel/early-quirks.c @@ -17,7 +17,8 @@ #include <linux/bcma/bcma.h> #include <linux/bcma/bcma_regs.h> #include <linux/platform_data/x86/apple.h> -#include <drm/i915_drm.h> +#include <drm/intel/i915_drm.h> +#include <drm/intel/pciids.h> #include <asm/pci-direct.h> #include <asm/dma.h> #include <asm/io_apic.h> @@ -515,38 +516,48 @@ static const struct intel_early_ops gen11_early_ops __initconst = { .stolen_size = gen9_stolen_size, }; +/* Intel integrated GPUs for which we need to reserve "stolen memory" */ static const struct pci_device_id intel_early_ids[] __initconst = { - INTEL_I830_IDS(&i830_early_ops), - INTEL_I845G_IDS(&i845_early_ops), - INTEL_I85X_IDS(&i85x_early_ops), - INTEL_I865G_IDS(&i865_early_ops), - INTEL_I915G_IDS(&gen3_early_ops), - INTEL_I915GM_IDS(&gen3_early_ops), - INTEL_I945G_IDS(&gen3_early_ops), - INTEL_I945GM_IDS(&gen3_early_ops), - INTEL_VLV_IDS(&gen6_early_ops), - INTEL_PINEVIEW_IDS(&gen3_early_ops), - INTEL_I965G_IDS(&gen3_early_ops), - INTEL_G33_IDS(&gen3_early_ops), - INTEL_I965GM_IDS(&gen3_early_ops), - INTEL_GM45_IDS(&gen3_early_ops), - INTEL_G45_IDS(&gen3_early_ops), - INTEL_IRONLAKE_D_IDS(&gen3_early_ops), - INTEL_IRONLAKE_M_IDS(&gen3_early_ops), - INTEL_SNB_D_IDS(&gen6_early_ops), - INTEL_SNB_M_IDS(&gen6_early_ops), - INTEL_IVB_M_IDS(&gen6_early_ops), - INTEL_IVB_D_IDS(&gen6_early_ops), - INTEL_HSW_IDS(&gen6_early_ops), - INTEL_BDW_IDS(&gen8_early_ops), - INTEL_CHV_IDS(&chv_early_ops), - INTEL_SKL_IDS(&gen9_early_ops), - INTEL_BXT_IDS(&gen9_early_ops), - INTEL_KBL_IDS(&gen9_early_ops), - INTEL_CFL_IDS(&gen9_early_ops), - INTEL_GLK_IDS(&gen9_early_ops), - INTEL_CNL_IDS(&gen9_early_ops), - INTEL_ICL_11_IDS(&gen11_early_ops), + INTEL_I830_IDS(INTEL_VGA_DEVICE, &i830_early_ops), + INTEL_I845G_IDS(INTEL_VGA_DEVICE, &i845_early_ops), + INTEL_I85X_IDS(INTEL_VGA_DEVICE, &i85x_early_ops), + INTEL_I865G_IDS(INTEL_VGA_DEVICE, &i865_early_ops), + INTEL_I915G_IDS(INTEL_VGA_DEVICE, &gen3_early_ops), + INTEL_I915GM_IDS(INTEL_VGA_DEVICE, &gen3_early_ops), + INTEL_I945G_IDS(INTEL_VGA_DEVICE, &gen3_early_ops), + INTEL_I945GM_IDS(INTEL_VGA_DEVICE, &gen3_early_ops), + INTEL_VLV_IDS(INTEL_VGA_DEVICE, &gen6_early_ops), + INTEL_PNV_IDS(INTEL_VGA_DEVICE, &gen3_early_ops), + INTEL_I965G_IDS(INTEL_VGA_DEVICE, &gen3_early_ops), + INTEL_G33_IDS(INTEL_VGA_DEVICE, &gen3_early_ops), + INTEL_I965GM_IDS(INTEL_VGA_DEVICE, &gen3_early_ops), + INTEL_GM45_IDS(INTEL_VGA_DEVICE, &gen3_early_ops), + INTEL_G45_IDS(INTEL_VGA_DEVICE, &gen3_early_ops), + INTEL_ILK_IDS(INTEL_VGA_DEVICE, &gen3_early_ops), + INTEL_SNB_IDS(INTEL_VGA_DEVICE, &gen6_early_ops), + INTEL_IVB_IDS(INTEL_VGA_DEVICE, &gen6_early_ops), + INTEL_HSW_IDS(INTEL_VGA_DEVICE, &gen6_early_ops), + INTEL_BDW_IDS(INTEL_VGA_DEVICE, &gen8_early_ops), + INTEL_CHV_IDS(INTEL_VGA_DEVICE, &chv_early_ops), + INTEL_SKL_IDS(INTEL_VGA_DEVICE, &gen9_early_ops), + INTEL_BXT_IDS(INTEL_VGA_DEVICE, &gen9_early_ops), + INTEL_KBL_IDS(INTEL_VGA_DEVICE, &gen9_early_ops), + INTEL_CFL_IDS(INTEL_VGA_DEVICE, &gen9_early_ops), + INTEL_WHL_IDS(INTEL_VGA_DEVICE, &gen9_early_ops), + INTEL_CML_IDS(INTEL_VGA_DEVICE, &gen9_early_ops), + INTEL_GLK_IDS(INTEL_VGA_DEVICE, &gen9_early_ops), + INTEL_CNL_IDS(INTEL_VGA_DEVICE, &gen9_early_ops), + INTEL_ICL_IDS(INTEL_VGA_DEVICE, &gen11_early_ops), + INTEL_EHL_IDS(INTEL_VGA_DEVICE, &gen11_early_ops), + INTEL_JSL_IDS(INTEL_VGA_DEVICE, &gen11_early_ops), + INTEL_TGL_IDS(INTEL_VGA_DEVICE, &gen11_early_ops), + INTEL_RKL_IDS(INTEL_VGA_DEVICE, &gen11_early_ops), + INTEL_ADLS_IDS(INTEL_VGA_DEVICE, &gen11_early_ops), + INTEL_ADLP_IDS(INTEL_VGA_DEVICE, &gen11_early_ops), + INTEL_ADLN_IDS(INTEL_VGA_DEVICE, &gen11_early_ops), + INTEL_RPLS_IDS(INTEL_VGA_DEVICE, &gen11_early_ops), + INTEL_RPLU_IDS(INTEL_VGA_DEVICE, &gen11_early_ops), + INTEL_RPLP_IDS(INTEL_VGA_DEVICE, &gen11_early_ops), }; struct resource intel_graphics_stolen_res __ro_after_init = DEFINE_RES_MEM(0, 0); @@ -584,6 +595,13 @@ static void __init intel_graphics_quirks(int num, int slot, int func) u16 device; int i; + /* + * Reserve "stolen memory" for an integrated GPU. If we've already + * found one, there's nothing to do for other (discrete) GPUs. + */ + if (resource_size(&intel_graphics_stolen_res)) + return; + device = read_pci_config_16(num, slot, func, PCI_DEVICE_ID); for (i = 0; i < ARRAY_SIZE(intel_early_ids); i++) { @@ -696,7 +714,7 @@ static struct chipset early_qrk[] __initdata = { { PCI_VENDOR_ID_INTEL, 0x3406, PCI_CLASS_BRIDGE_HOST, PCI_BASE_CLASS_BRIDGE, 0, intel_remapping_check }, { PCI_VENDOR_ID_INTEL, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA, PCI_ANY_ID, - QFLAG_APPLY_ONCE, intel_graphics_quirks }, + 0, intel_graphics_quirks }, /* * HPET on the current version of the Baytrail platform has accuracy * problems: it will halt in deep idle state - so we disable it. @@ -760,13 +778,13 @@ static int __init check_dev_quirk(int num, int slot, int func) type = read_pci_config_byte(num, slot, func, PCI_HEADER_TYPE); - if ((type & 0x7f) == PCI_HEADER_TYPE_BRIDGE) { + if ((type & PCI_HEADER_TYPE_MASK) == PCI_HEADER_TYPE_BRIDGE) { sec = read_pci_config_byte(num, slot, func, PCI_SECONDARY_BUS); if (sec > num) early_pci_scan_bus(sec); } - if (!(type & 0x80)) + if (!(type & PCI_HEADER_TYPE_MFD)) return -1; return 0; |