diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_display_device.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display_device.c | 937 |
1 files changed, 654 insertions, 283 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c b/drivers/gpu/drm/i915/display/intel_display_device.c index 120e209ee74a..dd7dce4b0e7a 100644 --- a/drivers/gpu/drm/i915/display/intel_display_device.c +++ b/drivers/gpu/drm/i915/display/intel_display_device.c @@ -3,7 +3,7 @@ * Copyright © 2023 Intel Corporation */ -#include <drm/i915_pciids.h> +#include <drm/intel/i915_pciids.h> #include <drm/drm_color_mgmt.h> #include <linux/pci.h> @@ -20,6 +20,25 @@ __diag_push(); __diag_ignore_all("-Woverride-init", "Allow field initialization overrides for display info"); +struct subplatform_desc { + enum intel_display_subplatform subplatform; + const char *name; + const u16 *pciidlist; +}; + +struct platform_desc { + enum intel_display_platform platform; + const char *name; + const struct subplatform_desc *subplatforms; + const struct intel_display_device_info *info; /* NULL for GMD ID */ +}; + +#define PLATFORM(_platform) \ + .platform = (INTEL_DISPLAY_##_platform), \ + .name = #_platform + +#define ID(id) (id) + static const struct intel_display_device_info no_display = {}; #define PIPE_A_OFFSET 0x70000 @@ -200,33 +219,45 @@ static const struct intel_display_device_info no_display = {}; .__runtime_defaults.pipe_mask = BIT(PIPE_A), \ .__runtime_defaults.cpu_transcoder_mask = BIT(TRANSCODER_A) -static const struct intel_display_device_info i830_display = { - I830_DISPLAY, +static const struct platform_desc i830_desc = { + PLATFORM(I830), + .info = &(const struct intel_display_device_info) { + I830_DISPLAY, - .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C), /* DVO A/B/C */ + .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C), /* DVO A/B/C */ + }, }; -static const struct intel_display_device_info i845_display = { - I845_DISPLAY, +static const struct platform_desc i845_desc = { + PLATFORM(I845G), + .info = &(const struct intel_display_device_info) { + I845_DISPLAY, - .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C), /* DVO B/C */ + .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C), /* DVO B/C */ + }, }; -static const struct intel_display_device_info i85x_display = { - I830_DISPLAY, +static const struct platform_desc i85x_desc = { + PLATFORM(I85X), + .info = &(const struct intel_display_device_info) { + I830_DISPLAY, - .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C), /* DVO B/C */ - .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C), /* DVO B/C */ + .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + }, }; -static const struct intel_display_device_info i865g_display = { - I845_DISPLAY, +static const struct platform_desc i865g_desc = { + PLATFORM(I865G), + .info = &(const struct intel_display_device_info) { + I845_DISPLAY, - .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C), /* DVO B/C */ - .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C), /* DVO B/C */ + .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + }, }; -#define GEN3_DISPLAY \ +#define GEN3_DISPLAY \ .has_gmch = 1, \ .has_overlay = 1, \ I9XX_PIPE_OFFSETS, \ @@ -238,52 +269,70 @@ static const struct intel_display_device_info i865g_display = { BIT(TRANSCODER_A) | BIT(TRANSCODER_B), \ .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C) /* SDVO B/C */ -static const struct intel_display_device_info i915g_display = { - GEN3_DISPLAY, - I845_COLORS, - .cursor_needs_physical = 1, - .overlay_needs_physical = 1, +static const struct platform_desc i915g_desc = { + PLATFORM(I915G), + .info = &(const struct intel_display_device_info) { + GEN3_DISPLAY, + I845_COLORS, + .cursor_needs_physical = 1, + .overlay_needs_physical = 1, + }, }; -static const struct intel_display_device_info i915gm_display = { - GEN3_DISPLAY, - I9XX_COLORS, - .cursor_needs_physical = 1, - .overlay_needs_physical = 1, - .supports_tv = 1, - - .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), +static const struct platform_desc i915gm_desc = { + PLATFORM(I915GM), + .info = &(const struct intel_display_device_info) { + GEN3_DISPLAY, + I9XX_COLORS, + .cursor_needs_physical = 1, + .overlay_needs_physical = 1, + .supports_tv = 1, + + .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + }, }; -static const struct intel_display_device_info i945g_display = { - GEN3_DISPLAY, - I845_COLORS, - .has_hotplug = 1, - .cursor_needs_physical = 1, - .overlay_needs_physical = 1, +static const struct platform_desc i945g_desc = { + PLATFORM(I945G), + .info = &(const struct intel_display_device_info) { + GEN3_DISPLAY, + I845_COLORS, + .has_hotplug = 1, + .cursor_needs_physical = 1, + .overlay_needs_physical = 1, + }, }; -static const struct intel_display_device_info i945gm_display = { - GEN3_DISPLAY, - I9XX_COLORS, - .has_hotplug = 1, - .cursor_needs_physical = 1, - .overlay_needs_physical = 1, - .supports_tv = 1, - - .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), +static const struct platform_desc i945gm_desc = { + PLATFORM(I915GM), + .info = &(const struct intel_display_device_info) { + GEN3_DISPLAY, + I9XX_COLORS, + .has_hotplug = 1, + .cursor_needs_physical = 1, + .overlay_needs_physical = 1, + .supports_tv = 1, + + .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + }, }; -static const struct intel_display_device_info g33_display = { - GEN3_DISPLAY, - I845_COLORS, - .has_hotplug = 1, +static const struct platform_desc g33_desc = { + PLATFORM(G33), + .info = &(const struct intel_display_device_info) { + GEN3_DISPLAY, + I845_COLORS, + .has_hotplug = 1, + }, }; -static const struct intel_display_device_info pnv_display = { - GEN3_DISPLAY, - I9XX_COLORS, - .has_hotplug = 1, +static const struct platform_desc pnv_desc = { + PLATFORM(PINEVIEW), + .info = &(const struct intel_display_device_info) { + GEN3_DISPLAY, + I9XX_COLORS, + .has_hotplug = 1, + }, }; #define GEN4_DISPLAY \ @@ -298,34 +347,46 @@ static const struct intel_display_device_info pnv_display = { .__runtime_defaults.cpu_transcoder_mask = \ BIT(TRANSCODER_A) | BIT(TRANSCODER_B) -static const struct intel_display_device_info i965g_display = { - GEN4_DISPLAY, - .has_overlay = 1, +static const struct platform_desc i965g_desc = { + PLATFORM(I965G), + .info = &(const struct intel_display_device_info) { + GEN4_DISPLAY, + .has_overlay = 1, - .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C), /* SDVO B/C */ + .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C), /* SDVO B/C */ + }, }; -static const struct intel_display_device_info i965gm_display = { - GEN4_DISPLAY, - .has_overlay = 1, - .supports_tv = 1, +static const struct platform_desc i965gm_desc = { + PLATFORM(I965GM), + .info = &(const struct intel_display_device_info) { + GEN4_DISPLAY, + .has_overlay = 1, + .supports_tv = 1, - .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C), /* SDVO B/C */ - .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C), /* SDVO B/C */ + .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + }, }; -static const struct intel_display_device_info g45_display = { - GEN4_DISPLAY, +static const struct platform_desc g45_desc = { + PLATFORM(G45), + .info = &(const struct intel_display_device_info) { + GEN4_DISPLAY, - .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* SDVO/HDMI/DP B/C, DP D */ + .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* SDVO/HDMI/DP B/C, DP D */ + }, }; -static const struct intel_display_device_info gm45_display = { - GEN4_DISPLAY, - .supports_tv = 1, +static const struct platform_desc gm45_desc = { + PLATFORM(GM45), + .info = &(const struct intel_display_device_info) { + GEN4_DISPLAY, + .supports_tv = 1, - .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* SDVO/HDMI/DP B/C, DP D */ - .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* SDVO/HDMI/DP B/C, DP D */ + .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + }, }; #define ILK_DISPLAY \ @@ -340,112 +401,175 @@ static const struct intel_display_device_info gm45_display = { BIT(TRANSCODER_A) | BIT(TRANSCODER_B), \ .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D) /* DP A, SDVO/HDMI/DP B, HDMI/DP C/D */ -static const struct intel_display_device_info ilk_d_display = { - ILK_DISPLAY, +static const struct platform_desc ilk_d_desc = { + PLATFORM(IRONLAKE), + .info = &(const struct intel_display_device_info) { + ILK_DISPLAY, + }, }; -static const struct intel_display_device_info ilk_m_display = { - ILK_DISPLAY, +static const struct platform_desc ilk_m_desc = { + PLATFORM(IRONLAKE), + .info = &(const struct intel_display_device_info) { + ILK_DISPLAY, - .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + }, }; -static const struct intel_display_device_info snb_display = { - .has_hotplug = 1, - I9XX_PIPE_OFFSETS, - I9XX_CURSOR_OFFSETS, - ILK_COLORS, - - .__runtime_defaults.ip.ver = 6, - .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B), - .__runtime_defaults.cpu_transcoder_mask = +static const struct platform_desc snb_desc = { + PLATFORM(SANDYBRIDGE), + .info = &(const struct intel_display_device_info) { + .has_hotplug = 1, + I9XX_PIPE_OFFSETS, + I9XX_CURSOR_OFFSETS, + ILK_COLORS, + + .__runtime_defaults.ip.ver = 6, + .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B), + .__runtime_defaults.cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B), - .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* DP A, SDVO/HDMI/DP B, HDMI/DP C/D */ - .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* DP A, SDVO/HDMI/DP B, HDMI/DP C/D */ + .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + }, }; -static const struct intel_display_device_info ivb_display = { - .has_hotplug = 1, - IVB_PIPE_OFFSETS, - IVB_CURSOR_OFFSETS, - IVB_COLORS, - - .__runtime_defaults.ip.ver = 7, - .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), - .__runtime_defaults.cpu_transcoder_mask = +static const struct platform_desc ivb_desc = { + PLATFORM(IVYBRIDGE), + .info = &(const struct intel_display_device_info) { + .has_hotplug = 1, + IVB_PIPE_OFFSETS, + IVB_CURSOR_OFFSETS, + IVB_COLORS, + + .__runtime_defaults.ip.ver = 7, + .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), + .__runtime_defaults.cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | BIT(TRANSCODER_C), - .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* DP A, SDVO/HDMI/DP B, HDMI/DP C/D */ - .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* DP A, SDVO/HDMI/DP B, HDMI/DP C/D */ + .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + }, }; -static const struct intel_display_device_info vlv_display = { - .has_gmch = 1, - .has_hotplug = 1, - .mmio_offset = VLV_DISPLAY_BASE, - I9XX_PIPE_OFFSETS, - I9XX_CURSOR_OFFSETS, - I9XX_COLORS, - - .__runtime_defaults.ip.ver = 7, - .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B), - .__runtime_defaults.cpu_transcoder_mask = +static const struct platform_desc vlv_desc = { + PLATFORM(VALLEYVIEW), + .info = &(const struct intel_display_device_info) { + .has_gmch = 1, + .has_hotplug = 1, + .mmio_offset = VLV_DISPLAY_BASE, + I9XX_PIPE_OFFSETS, + I9XX_CURSOR_OFFSETS, + I9XX_COLORS, + + .__runtime_defaults.ip.ver = 7, + .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B), + .__runtime_defaults.cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B), - .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C), /* HDMI/DP B/C */ + .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C), /* HDMI/DP B/C */ + }, }; -static const struct intel_display_device_info hsw_display = { - .has_ddi = 1, - .has_dp_mst = 1, - .has_fpga_dbg = 1, - .has_hotplug = 1, - .has_psr = 1, - .has_psr_hw_tracking = 1, - HSW_PIPE_OFFSETS, - IVB_CURSOR_OFFSETS, - IVB_COLORS, +static const u16 hsw_ult_ids[] = { + INTEL_HSW_ULT_GT1_IDS(ID), + INTEL_HSW_ULT_GT2_IDS(ID), + INTEL_HSW_ULT_GT3_IDS(ID), + 0 +}; - .__runtime_defaults.ip.ver = 7, - .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), - .__runtime_defaults.cpu_transcoder_mask = +static const u16 hsw_ulx_ids[] = { + INTEL_HSW_ULX_GT1_IDS(ID), + INTEL_HSW_ULX_GT2_IDS(ID), + 0 +}; + +static const struct platform_desc hsw_desc = { + PLATFORM(HASWELL), + .subplatforms = (const struct subplatform_desc[]) { + { INTEL_DISPLAY_HASWELL_ULT, "ULT", hsw_ult_ids }, + { INTEL_DISPLAY_HASWELL_ULX, "ULX", hsw_ulx_ids }, + {}, + }, + .info = &(const struct intel_display_device_info) { + .has_ddi = 1, + .has_dp_mst = 1, + .has_fpga_dbg = 1, + .has_hotplug = 1, + .has_psr = 1, + .has_psr_hw_tracking = 1, + HSW_PIPE_OFFSETS, + IVB_CURSOR_OFFSETS, + IVB_COLORS, + + .__runtime_defaults.ip.ver = 7, + .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), + .__runtime_defaults.cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | BIT(TRANSCODER_C) | BIT(TRANSCODER_EDP), - .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D) | BIT(PORT_E), - .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D) | BIT(PORT_E), + .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + }, }; -static const struct intel_display_device_info bdw_display = { - .has_ddi = 1, - .has_dp_mst = 1, - .has_fpga_dbg = 1, - .has_hotplug = 1, - .has_psr = 1, - .has_psr_hw_tracking = 1, - HSW_PIPE_OFFSETS, - IVB_CURSOR_OFFSETS, - IVB_COLORS, +static const u16 bdw_ult_ids[] = { + INTEL_BDW_ULT_GT1_IDS(ID), + INTEL_BDW_ULT_GT2_IDS(ID), + INTEL_BDW_ULT_GT3_IDS(ID), + INTEL_BDW_ULT_RSVD_IDS(ID), + 0 +}; - .__runtime_defaults.ip.ver = 8, - .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), - .__runtime_defaults.cpu_transcoder_mask = +static const u16 bdw_ulx_ids[] = { + INTEL_BDW_ULX_GT1_IDS(ID), + INTEL_BDW_ULX_GT2_IDS(ID), + INTEL_BDW_ULX_GT3_IDS(ID), + INTEL_BDW_ULX_RSVD_IDS(ID), + 0 +}; + +static const struct platform_desc bdw_desc = { + PLATFORM(BROADWELL), + .subplatforms = (const struct subplatform_desc[]) { + { INTEL_DISPLAY_BROADWELL_ULT, "ULT", bdw_ult_ids }, + { INTEL_DISPLAY_BROADWELL_ULX, "ULX", bdw_ulx_ids }, + {}, + }, + .info = &(const struct intel_display_device_info) { + .has_ddi = 1, + .has_dp_mst = 1, + .has_fpga_dbg = 1, + .has_hotplug = 1, + .has_psr = 1, + .has_psr_hw_tracking = 1, + HSW_PIPE_OFFSETS, + IVB_CURSOR_OFFSETS, + IVB_COLORS, + + .__runtime_defaults.ip.ver = 8, + .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), + .__runtime_defaults.cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | BIT(TRANSCODER_C) | BIT(TRANSCODER_EDP), - .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D) | BIT(PORT_E), - .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D) | BIT(PORT_E), + .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), + }, }; -static const struct intel_display_device_info chv_display = { - .has_hotplug = 1, - .has_gmch = 1, - .mmio_offset = VLV_DISPLAY_BASE, - CHV_PIPE_OFFSETS, - CHV_CURSOR_OFFSETS, - CHV_COLORS, - - .__runtime_defaults.ip.ver = 8, - .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), - .__runtime_defaults.cpu_transcoder_mask = +static const struct platform_desc chv_desc = { + PLATFORM(CHERRYVIEW), + .info = &(const struct intel_display_device_info) { + .has_hotplug = 1, + .has_gmch = 1, + .mmio_offset = VLV_DISPLAY_BASE, + CHV_PIPE_OFFSETS, + CHV_CURSOR_OFFSETS, + CHV_COLORS, + + .__runtime_defaults.ip.ver = 8, + .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), + .__runtime_defaults.cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | BIT(TRANSCODER_C), - .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* HDMI/DP B/C/D */ + .__runtime_defaults.port_mask = BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /* HDMI/DP B/C/D */ + }, }; static const struct intel_display_device_info skl_display = { @@ -467,13 +591,99 @@ static const struct intel_display_device_info skl_display = { .__runtime_defaults.has_hdcp = 1, .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), .__runtime_defaults.cpu_transcoder_mask = - BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | - BIT(TRANSCODER_C) | BIT(TRANSCODER_EDP), + BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | + BIT(TRANSCODER_C) | BIT(TRANSCODER_EDP), .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D) | BIT(PORT_E), .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A), }; -#define GEN9_LP_DISPLAY \ +static const u16 skl_ult_ids[] = { + INTEL_SKL_ULT_GT1_IDS(ID), + INTEL_SKL_ULT_GT2_IDS(ID), + INTEL_SKL_ULT_GT3_IDS(ID), + 0 +}; + +static const u16 skl_ulx_ids[] = { + INTEL_SKL_ULX_GT1_IDS(ID), + INTEL_SKL_ULX_GT2_IDS(ID), + 0 +}; + +static const struct platform_desc skl_desc = { + PLATFORM(SKYLAKE), + .subplatforms = (const struct subplatform_desc[]) { + { INTEL_DISPLAY_SKYLAKE_ULT, "ULT", skl_ult_ids }, + { INTEL_DISPLAY_SKYLAKE_ULX, "ULX", skl_ulx_ids }, + {}, + }, + .info = &skl_display, +}; + +static const u16 kbl_ult_ids[] = { + INTEL_KBL_ULT_GT1_IDS(ID), + INTEL_KBL_ULT_GT2_IDS(ID), + INTEL_KBL_ULT_GT3_IDS(ID), + 0 +}; + +static const u16 kbl_ulx_ids[] = { + INTEL_KBL_ULX_GT1_IDS(ID), + INTEL_KBL_ULX_GT2_IDS(ID), + INTEL_AML_KBL_GT2_IDS(ID), + 0 +}; + +static const struct platform_desc kbl_desc = { + PLATFORM(KABYLAKE), + .subplatforms = (const struct subplatform_desc[]) { + { INTEL_DISPLAY_KABYLAKE_ULT, "ULT", kbl_ult_ids }, + { INTEL_DISPLAY_KABYLAKE_ULX, "ULX", kbl_ulx_ids }, + {}, + }, + .info = &skl_display, +}; + +static const u16 cfl_ult_ids[] = { + INTEL_CFL_U_GT2_IDS(ID), + INTEL_CFL_U_GT3_IDS(ID), + INTEL_WHL_U_GT1_IDS(ID), + INTEL_WHL_U_GT2_IDS(ID), + INTEL_WHL_U_GT3_IDS(ID), + 0 +}; + +static const u16 cfl_ulx_ids[] = { + INTEL_AML_CFL_GT2_IDS(ID), + 0 +}; + +static const struct platform_desc cfl_desc = { + PLATFORM(COFFEELAKE), + .subplatforms = (const struct subplatform_desc[]) { + { INTEL_DISPLAY_COFFEELAKE_ULT, "ULT", cfl_ult_ids }, + { INTEL_DISPLAY_COFFEELAKE_ULX, "ULX", cfl_ulx_ids }, + {}, + }, + .info = &skl_display, +}; + +static const u16 cml_ult_ids[] = { + INTEL_CML_U_GT1_IDS(ID), + INTEL_CML_U_GT2_IDS(ID), + 0 +}; + +static const struct platform_desc cml_desc = { + PLATFORM(COMETLAKE), + .subplatforms = (const struct subplatform_desc[]) { + { INTEL_DISPLAY_COMETLAKE_ULT, "ULT", cml_ult_ids }, + {}, + }, + .info = &skl_display, +}; + +#define GEN9_LP_DISPLAY \ .dbuf.slice_mask = BIT(DBUF_S1), \ .has_dp_mst = 1, \ .has_ddi = 1, \ @@ -496,19 +706,25 @@ static const struct intel_display_device_info skl_display = { BIT(TRANSCODER_DSI_A) | BIT(TRANSCODER_DSI_C), \ .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) -static const struct intel_display_device_info bxt_display = { - GEN9_LP_DISPLAY, - .dbuf.size = 512 - 4, /* 4 blocks for bypass path allocation */ +static const struct platform_desc bxt_desc = { + PLATFORM(BROXTON), + .info = &(const struct intel_display_device_info) { + GEN9_LP_DISPLAY, + .dbuf.size = 512 - 4, /* 4 blocks for bypass path allocation */ - .__runtime_defaults.ip.ver = 9, + .__runtime_defaults.ip.ver = 9, + }, }; -static const struct intel_display_device_info glk_display = { - GEN9_LP_DISPLAY, - .dbuf.size = 1024 - 4, /* 4 blocks for bypass path allocation */ - GLK_COLORS, +static const struct platform_desc glk_desc = { + PLATFORM(GEMINILAKE), + .info = &(const struct intel_display_device_info) { + GEN9_LP_DISPLAY, + .dbuf.size = 1024 - 4, /* 4 blocks for bypass path allocation */ + GLK_COLORS, - .__runtime_defaults.ip.ver = 10, + .__runtime_defaults.ip.ver = 10, + }, }; #define ICL_DISPLAY \ @@ -552,10 +768,22 @@ static const struct intel_display_device_info glk_display = { BIT(TRANSCODER_DSI_0) | BIT(TRANSCODER_DSI_1), \ .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A) -static const struct intel_display_device_info icl_display = { - ICL_DISPLAY, +static const u16 icl_port_f_ids[] = { + INTEL_ICL_PORT_F_IDS(ID), + 0 +}; - .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D) | BIT(PORT_E), +static const struct platform_desc icl_desc = { + PLATFORM(ICELAKE), + .subplatforms = (const struct subplatform_desc[]) { + { INTEL_DISPLAY_ICELAKE_PORT_F, "Port F", icl_port_f_ids }, + {}, + }, + .info = &(const struct intel_display_device_info) { + ICL_DISPLAY, + + .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D) | BIT(PORT_E), + }, }; static const struct intel_display_device_info jsl_ehl_display = { @@ -564,6 +792,16 @@ static const struct intel_display_device_info jsl_ehl_display = { .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), }; +static const struct platform_desc jsl_desc = { + PLATFORM(JASPERLAKE), + .info = &jsl_ehl_display, +}; + +static const struct platform_desc ehl_desc = { + PLATFORM(ELKHARTLAKE), + .info = &jsl_ehl_display, +}; + #define XE_D_DISPLAY \ .abox_mask = GENMASK(2, 1), \ .dbuf.size = 2048, \ @@ -607,44 +845,74 @@ static const struct intel_display_device_info jsl_ehl_display = { BIT(TRANSCODER_DSI_0) | BIT(TRANSCODER_DSI_1), \ .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A) -static const struct intel_display_device_info tgl_display = { - XE_D_DISPLAY, +static const u16 tgl_uy_ids[] = { + INTEL_TGL_GT2_IDS(ID), + 0 +}; - /* - * FIXME DDI C/combo PHY C missing due to combo PHY - * code making a mess on SKUs where the PHY is missing. - */ - .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | +static const struct platform_desc tgl_desc = { + PLATFORM(TIGERLAKE), + .subplatforms = (const struct subplatform_desc[]) { + { INTEL_DISPLAY_TIGERLAKE_UY, "UY", tgl_uy_ids }, + {}, + }, + .info = &(const struct intel_display_device_info) { + XE_D_DISPLAY, + + /* + * FIXME DDI C/combo PHY C missing due to combo PHY + * code making a mess on SKUs where the PHY is missing. + */ + .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_TC1) | BIT(PORT_TC2) | BIT(PORT_TC3) | BIT(PORT_TC4) | BIT(PORT_TC5) | BIT(PORT_TC6), + }, }; -static const struct intel_display_device_info dg1_display = { - XE_D_DISPLAY, +static const struct platform_desc dg1_desc = { + PLATFORM(DG1), + .info = &(const struct intel_display_device_info) { + XE_D_DISPLAY, - .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | + .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_TC1) | BIT(PORT_TC2), + }, }; -static const struct intel_display_device_info rkl_display = { - XE_D_DISPLAY, - .abox_mask = BIT(0), - .has_hti = 1, - .has_psr_hw_tracking = 0, +static const struct platform_desc rkl_desc = { + PLATFORM(ROCKETLAKE), + .info = &(const struct intel_display_device_info) { + XE_D_DISPLAY, + .abox_mask = BIT(0), + .has_hti = 1, + .has_psr_hw_tracking = 0, - .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), - .__runtime_defaults.cpu_transcoder_mask = + .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C), + .__runtime_defaults.cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | BIT(TRANSCODER_C), - .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | + .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_TC1) | BIT(PORT_TC2), + }, }; -static const struct intel_display_device_info adl_s_display = { - XE_D_DISPLAY, - .has_hti = 1, - .has_psr_hw_tracking = 0, +static const u16 adls_rpls_ids[] = { + INTEL_RPLS_IDS(ID), + 0 +}; - .__runtime_defaults.port_mask = BIT(PORT_A) | +static const struct platform_desc adl_s_desc = { + PLATFORM(ALDERLAKE_S), + .subplatforms = (const struct subplatform_desc[]) { + { INTEL_DISPLAY_ALDERLAKE_S_RAPTORLAKE_S, "RPL-S", adls_rpls_ids }, + {}, + }, + .info = &(const struct intel_display_device_info) { + XE_D_DISPLAY, + .has_hti = 1, + .has_psr_hw_tracking = 0, + + .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_TC1) | BIT(PORT_TC2) | BIT(PORT_TC3) | BIT(PORT_TC4), + }, }; #define XE_LPD_FEATURES \ @@ -703,6 +971,32 @@ static const struct intel_display_device_info xe_lpd_display = { BIT(PORT_TC1) | BIT(PORT_TC2) | BIT(PORT_TC3) | BIT(PORT_TC4), }; +static const u16 adlp_adln_ids[] = { + INTEL_ADLN_IDS(ID), + 0 +}; + +static const u16 adlp_rplu_ids[] = { + INTEL_RPLU_IDS(ID), + 0 +}; + +static const u16 adlp_rplp_ids[] = { + INTEL_RPLP_IDS(ID), + 0 +}; + +static const struct platform_desc adl_p_desc = { + PLATFORM(ALDERLAKE_P), + .subplatforms = (const struct subplatform_desc[]) { + { INTEL_DISPLAY_ALDERLAKE_P_ALDERLAKE_N, "ADL-N", adlp_adln_ids }, + { INTEL_DISPLAY_ALDERLAKE_P_RAPTORLAKE_U, "RPL-U", adlp_rplu_ids }, + { INTEL_DISPLAY_ALDERLAKE_P_RAPTORLAKE_P, "RPL-P", adlp_rplp_ids }, + {}, + }, + .info = &xe_lpd_display, +}; + static const struct intel_display_device_info xe_hpd_display = { XE_LPD_FEATURES, .has_cdclk_squash = 1, @@ -714,6 +1008,32 @@ static const struct intel_display_device_info xe_hpd_display = { BIT(PORT_TC1), }; +static const u16 dg2_g10_ids[] = { + INTEL_DG2_G10_IDS(ID), + 0 +}; + +static const u16 dg2_g11_ids[] = { + INTEL_DG2_G11_IDS(ID), + 0 +}; + +static const u16 dg2_g12_ids[] = { + INTEL_DG2_G12_IDS(ID), + 0 +}; + +static const struct platform_desc dg2_desc = { + PLATFORM(DG2), + .subplatforms = (const struct subplatform_desc[]) { + { INTEL_DISPLAY_DG2_G10, "G10", dg2_g10_ids }, + { INTEL_DISPLAY_DG2_G11, "G11", dg2_g11_ids }, + { INTEL_DISPLAY_DG2_G12, "G12", dg2_g12_ids }, + {}, + }, + .info = &xe_hpd_display, +}; + #define XE_LPDP_FEATURES \ .abox_mask = GENMASK(1, 0), \ .color = { \ @@ -771,6 +1091,29 @@ static const struct intel_display_device_info xe2_lpd_display = { BIT(INTEL_FBC_C) | BIT(INTEL_FBC_D), }; +static const struct intel_display_device_info xe2_hpd_display = { + XE_LPDP_FEATURES, + .__runtime_defaults.port_mask = BIT(PORT_A) | + BIT(PORT_TC1) | BIT(PORT_TC2) | BIT(PORT_TC3) | BIT(PORT_TC4), +}; + +/* + * Do not initialize the .info member of the platform desc for GMD ID based + * platforms. Their display will be probed automatically based on the IP version + * reported by the hardware. + */ +static const struct platform_desc mtl_desc = { + PLATFORM(METEORLAKE), +}; + +static const struct platform_desc lnl_desc = { + PLATFORM(LUNARLAKE), +}; + +static const struct platform_desc bmg_desc = { + PLATFORM(BATTLEMAGE), +}; + __diag_pop(); /* @@ -782,68 +1125,64 @@ __diag_pop(); static bool has_no_display(struct pci_dev *pdev) { static const struct pci_device_id ids[] = { - INTEL_IVB_Q_IDS(0), + INTEL_IVB_Q_IDS(INTEL_VGA_DEVICE, 0), {} }; return pci_match_id(ids, pdev); } -#undef INTEL_VGA_DEVICE -#define INTEL_VGA_DEVICE(id, info) { id, info } +#define INTEL_DISPLAY_DEVICE(_id, _desc) { .devid = (_id), .desc = (_desc) } static const struct { u32 devid; - const struct intel_display_device_info *info; + const struct platform_desc *desc; } intel_display_ids[] = { - INTEL_I830_IDS(&i830_display), - INTEL_I845G_IDS(&i845_display), - INTEL_I85X_IDS(&i85x_display), - INTEL_I865G_IDS(&i865g_display), - INTEL_I915G_IDS(&i915g_display), - INTEL_I915GM_IDS(&i915gm_display), - INTEL_I945G_IDS(&i945g_display), - INTEL_I945GM_IDS(&i945gm_display), - INTEL_I965G_IDS(&i965g_display), - INTEL_G33_IDS(&g33_display), - INTEL_I965GM_IDS(&i965gm_display), - INTEL_GM45_IDS(&gm45_display), - INTEL_G45_IDS(&g45_display), - INTEL_PINEVIEW_G_IDS(&pnv_display), - INTEL_PINEVIEW_M_IDS(&pnv_display), - INTEL_IRONLAKE_D_IDS(&ilk_d_display), - INTEL_IRONLAKE_M_IDS(&ilk_m_display), - INTEL_SNB_D_IDS(&snb_display), - INTEL_SNB_M_IDS(&snb_display), - INTEL_IVB_M_IDS(&ivb_display), - INTEL_IVB_D_IDS(&ivb_display), - INTEL_HSW_IDS(&hsw_display), - INTEL_VLV_IDS(&vlv_display), - INTEL_BDW_IDS(&bdw_display), - INTEL_CHV_IDS(&chv_display), - INTEL_SKL_IDS(&skl_display), - INTEL_BXT_IDS(&bxt_display), - INTEL_GLK_IDS(&glk_display), - INTEL_KBL_IDS(&skl_display), - INTEL_CFL_IDS(&skl_display), - INTEL_ICL_11_IDS(&icl_display), - INTEL_EHL_IDS(&jsl_ehl_display), - INTEL_JSL_IDS(&jsl_ehl_display), - INTEL_TGL_12_IDS(&tgl_display), - INTEL_DG1_IDS(&dg1_display), - INTEL_RKL_IDS(&rkl_display), - INTEL_ADLS_IDS(&adl_s_display), - INTEL_RPLS_IDS(&adl_s_display), - INTEL_ADLP_IDS(&xe_lpd_display), - INTEL_ADLN_IDS(&xe_lpd_display), - INTEL_RPLP_IDS(&xe_lpd_display), - INTEL_DG2_IDS(&xe_hpd_display), - - /* - * Do not add any GMD_ID-based platforms to this list. They will - * be probed automatically based on the IP version reported by - * the hardware. - */ + INTEL_I830_IDS(INTEL_DISPLAY_DEVICE, &i830_desc), + INTEL_I845G_IDS(INTEL_DISPLAY_DEVICE, &i845_desc), + INTEL_I85X_IDS(INTEL_DISPLAY_DEVICE, &i85x_desc), + INTEL_I865G_IDS(INTEL_DISPLAY_DEVICE, &i865g_desc), + INTEL_I915G_IDS(INTEL_DISPLAY_DEVICE, &i915g_desc), + INTEL_I915GM_IDS(INTEL_DISPLAY_DEVICE, &i915gm_desc), + INTEL_I945G_IDS(INTEL_DISPLAY_DEVICE, &i945g_desc), + INTEL_I945GM_IDS(INTEL_DISPLAY_DEVICE, &i945gm_desc), + INTEL_I965G_IDS(INTEL_DISPLAY_DEVICE, &i965g_desc), + INTEL_G33_IDS(INTEL_DISPLAY_DEVICE, &g33_desc), + INTEL_I965GM_IDS(INTEL_DISPLAY_DEVICE, &i965gm_desc), + INTEL_GM45_IDS(INTEL_DISPLAY_DEVICE, &gm45_desc), + INTEL_G45_IDS(INTEL_DISPLAY_DEVICE, &g45_desc), + INTEL_PNV_IDS(INTEL_DISPLAY_DEVICE, &pnv_desc), + INTEL_ILK_D_IDS(INTEL_DISPLAY_DEVICE, &ilk_d_desc), + INTEL_ILK_M_IDS(INTEL_DISPLAY_DEVICE, &ilk_m_desc), + INTEL_SNB_IDS(INTEL_DISPLAY_DEVICE, &snb_desc), + INTEL_IVB_IDS(INTEL_DISPLAY_DEVICE, &ivb_desc), + INTEL_HSW_IDS(INTEL_DISPLAY_DEVICE, &hsw_desc), + INTEL_VLV_IDS(INTEL_DISPLAY_DEVICE, &vlv_desc), + INTEL_BDW_IDS(INTEL_DISPLAY_DEVICE, &bdw_desc), + INTEL_CHV_IDS(INTEL_DISPLAY_DEVICE, &chv_desc), + INTEL_SKL_IDS(INTEL_DISPLAY_DEVICE, &skl_desc), + INTEL_BXT_IDS(INTEL_DISPLAY_DEVICE, &bxt_desc), + INTEL_GLK_IDS(INTEL_DISPLAY_DEVICE, &glk_desc), + INTEL_KBL_IDS(INTEL_DISPLAY_DEVICE, &kbl_desc), + INTEL_CFL_IDS(INTEL_DISPLAY_DEVICE, &cfl_desc), + INTEL_WHL_IDS(INTEL_DISPLAY_DEVICE, &cfl_desc), + INTEL_CML_IDS(INTEL_DISPLAY_DEVICE, &cml_desc), + INTEL_ICL_IDS(INTEL_DISPLAY_DEVICE, &icl_desc), + INTEL_EHL_IDS(INTEL_DISPLAY_DEVICE, &ehl_desc), + INTEL_JSL_IDS(INTEL_DISPLAY_DEVICE, &jsl_desc), + INTEL_TGL_IDS(INTEL_DISPLAY_DEVICE, &tgl_desc), + INTEL_DG1_IDS(INTEL_DISPLAY_DEVICE, &dg1_desc), + INTEL_RKL_IDS(INTEL_DISPLAY_DEVICE, &rkl_desc), + INTEL_ADLS_IDS(INTEL_DISPLAY_DEVICE, &adl_s_desc), + INTEL_RPLS_IDS(INTEL_DISPLAY_DEVICE, &adl_s_desc), + INTEL_ADLP_IDS(INTEL_DISPLAY_DEVICE, &adl_p_desc), + INTEL_ADLN_IDS(INTEL_DISPLAY_DEVICE, &adl_p_desc), + INTEL_RPLU_IDS(INTEL_DISPLAY_DEVICE, &adl_p_desc), + INTEL_RPLP_IDS(INTEL_DISPLAY_DEVICE, &adl_p_desc), + INTEL_DG2_IDS(INTEL_DISPLAY_DEVICE, &dg2_desc), + INTEL_MTL_IDS(INTEL_DISPLAY_DEVICE, &mtl_desc), + INTEL_LNL_IDS(INTEL_DISPLAY_DEVICE, &lnl_desc), + INTEL_BMG_IDS(INTEL_DISPLAY_DEVICE, &bmg_desc), }; static const struct { @@ -852,30 +1191,23 @@ static const struct { const struct intel_display_device_info *display; } gmdid_display_map[] = { { 14, 0, &xe_lpdp_display }, + { 14, 1, &xe2_hpd_display }, { 20, 0, &xe2_lpd_display }, }; static const struct intel_display_device_info * -probe_gmdid_display(struct drm_i915_private *i915, u16 *ver, u16 *rel, u16 *step) +probe_gmdid_display(struct drm_i915_private *i915, struct intel_display_ip_ver *ip_ver) { struct pci_dev *pdev = to_pci_dev(i915->drm.dev); + struct intel_display_ip_ver gmd_id; void __iomem *addr; u32 val; int i; - /* The caller expects to ver, rel and step to be initialized - * here, and there's no good way to check when there was a - * failure and no_display was returned. So initialize all these - * values here zero, to be sure. - */ - *ver = 0; - *rel = 0; - *step = 0; - addr = pci_iomap_range(pdev, 0, i915_mmio_reg_offset(GMD_ID_DISPLAY), sizeof(u32)); if (!addr) { drm_err(&i915->drm, "Cannot map MMIO BAR to read display GMD_ID\n"); - return &no_display; + return NULL; } val = ioread32(addr); @@ -883,57 +1215,82 @@ probe_gmdid_display(struct drm_i915_private *i915, u16 *ver, u16 *rel, u16 *step if (val == 0) { drm_dbg_kms(&i915->drm, "Device doesn't have display\n"); - return &no_display; + return NULL; } - *ver = REG_FIELD_GET(GMD_ID_ARCH_MASK, val); - *rel = REG_FIELD_GET(GMD_ID_RELEASE_MASK, val); - *step = REG_FIELD_GET(GMD_ID_STEP, val); + gmd_id.ver = REG_FIELD_GET(GMD_ID_ARCH_MASK, val); + gmd_id.rel = REG_FIELD_GET(GMD_ID_RELEASE_MASK, val); + gmd_id.step = REG_FIELD_GET(GMD_ID_STEP, val); - for (i = 0; i < ARRAY_SIZE(gmdid_display_map); i++) - if (*ver == gmdid_display_map[i].ver && - *rel == gmdid_display_map[i].rel) + for (i = 0; i < ARRAY_SIZE(gmdid_display_map); i++) { + if (gmd_id.ver == gmdid_display_map[i].ver && + gmd_id.rel == gmdid_display_map[i].rel) { + *ip_ver = gmd_id; return gmdid_display_map[i].display; + } + } drm_err(&i915->drm, "Unrecognized display IP version %d.%02d; disabling display.\n", - *ver, *rel); - return &no_display; + gmd_id.ver, gmd_id.rel); + return NULL; } -static const struct intel_display_device_info * -probe_display(struct drm_i915_private *i915) +static const struct platform_desc *find_platform_desc(struct pci_dev *pdev) { - struct pci_dev *pdev = to_pci_dev(i915->drm.dev); int i; - if (has_no_display(pdev)) { - drm_dbg_kms(&i915->drm, "Device doesn't have display\n"); - return &no_display; - } - for (i = 0; i < ARRAY_SIZE(intel_display_ids); i++) { if (intel_display_ids[i].devid == pdev->device) - return intel_display_ids[i].info; + return intel_display_ids[i].desc; } - drm_dbg(&i915->drm, "No display ID found for device ID %04x; disabling display.\n", - pdev->device); + return NULL; +} + +static const struct subplatform_desc * +find_subplatform_desc(struct pci_dev *pdev, const struct platform_desc *desc) +{ + const struct subplatform_desc *sp; + const u16 *id; + + for (sp = desc->subplatforms; sp && sp->subplatform; sp++) + for (id = sp->pciidlist; *id; id++) + if (*id == pdev->device) + return sp; - return &no_display; + return NULL; } void intel_display_device_probe(struct drm_i915_private *i915) { + struct pci_dev *pdev = to_pci_dev(i915->drm.dev); const struct intel_display_device_info *info; - u16 ver, rel, step; + struct intel_display_ip_ver ip_ver = {}; + const struct platform_desc *desc; + const struct subplatform_desc *subdesc; /* Add drm device backpointer as early as possible. */ i915->display.drm = &i915->drm; - if (HAS_GMD_ID(i915)) - info = probe_gmdid_display(i915, &ver, &rel, &step); - else - info = probe_display(i915); + intel_display_params_copy(&i915->display.params); + + if (has_no_display(pdev)) { + drm_dbg_kms(&i915->drm, "Device doesn't have display\n"); + goto no_display; + } + + desc = find_platform_desc(pdev); + if (!desc) { + drm_dbg_kms(&i915->drm, "Unknown device ID %04x; disabling display.\n", + pdev->device); + goto no_display; + } + + info = desc->info; + if (!info) + info = probe_gmdid_display(i915, &ip_ver); + if (!info) + goto no_display; DISPLAY_INFO(i915) = info; @@ -941,13 +1298,27 @@ void intel_display_device_probe(struct drm_i915_private *i915) &DISPLAY_INFO(i915)->__runtime_defaults, sizeof(*DISPLAY_RUNTIME_INFO(i915))); - if (HAS_GMD_ID(i915)) { - DISPLAY_RUNTIME_INFO(i915)->ip.ver = ver; - DISPLAY_RUNTIME_INFO(i915)->ip.rel = rel; - DISPLAY_RUNTIME_INFO(i915)->ip.step = step; + drm_WARN_ON(&i915->drm, !desc->platform || !desc->name); + DISPLAY_RUNTIME_INFO(i915)->platform = desc->platform; + + subdesc = find_subplatform_desc(pdev, desc); + if (subdesc) { + drm_WARN_ON(&i915->drm, !subdesc->subplatform || !subdesc->name); + DISPLAY_RUNTIME_INFO(i915)->subplatform = subdesc->subplatform; } - intel_display_params_copy(&i915->display.params); + if (ip_ver.ver || ip_ver.rel || ip_ver.step) + DISPLAY_RUNTIME_INFO(i915)->ip = ip_ver; + + drm_info(&i915->drm, "Found %s%s%s (device ID %04x) display version %u.%02u\n", + desc->name, subdesc ? "/" : "", subdesc ? subdesc->name : "", + pdev->device, DISPLAY_RUNTIME_INFO(i915)->ip.ver, + DISPLAY_RUNTIME_INFO(i915)->ip.rel); + + return; + +no_display: + DISPLAY_INFO(i915) = &no_display; } void intel_display_device_remove(struct drm_i915_private *i915) |