diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_bios.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_bios.c | 1465 |
1 files changed, 760 insertions, 705 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index fe52c06271ef..166ee11831ab 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -25,13 +25,19 @@ * */ +#include <linux/debugfs.h> +#include <linux/firmware.h> + #include <drm/display/drm_dp_helper.h> #include <drm/display/drm_dsc_helper.h> #include <drm/drm_edid.h> +#include <drm/drm_fixed.h> + +#include "soc/intel_rom.h" #include "i915_drv.h" -#include "i915_reg.h" #include "intel_display.h" +#include "intel_display_rpm.h" #include "intel_display_types.h" #include "intel_gmbus.h" @@ -62,15 +68,15 @@ /* Wrapper for VBT child device config */ struct intel_bios_encoder_data { - struct drm_i915_private *i915; + struct intel_display *display; struct child_device_config child; struct dsc_compression_parameters_entry *dsc; struct list_head node; }; -#define SLAVE_ADDR1 0x70 -#define SLAVE_ADDR2 0x72 +#define TARGET_ADDR1 0x70 +#define TARGET_ADDR2 0x72 /* Get BDB block size given a pointer to Block ID. */ static u32 _get_blocksize(const u8 *block_base) @@ -141,12 +147,12 @@ struct bdb_block_entry { }; static const void * -bdb_find_section(struct drm_i915_private *i915, +bdb_find_section(struct intel_display *display, enum bdb_block_id section_id) { struct bdb_block_entry *entry; - list_for_each_entry(entry, &i915->display.vbt.bdb_blocks, node) { + list_for_each_entry(entry, &display->vbt.bdb_blocks, node) { if (entry->section_id == section_id) return entry->data + 3; } @@ -168,22 +174,22 @@ static const struct { .min_size = sizeof(struct bdb_driver_features), }, { .section_id = BDB_SDVO_LVDS_OPTIONS, .min_size = sizeof(struct bdb_sdvo_lvds_options), }, - { .section_id = BDB_SDVO_PANEL_DTDS, - .min_size = sizeof(struct bdb_sdvo_panel_dtds), }, + { .section_id = BDB_SDVO_LVDS_DTD, + .min_size = sizeof(struct bdb_sdvo_lvds_dtd), }, { .section_id = BDB_EDP, .min_size = sizeof(struct bdb_edp), }, - { .section_id = BDB_LVDS_OPTIONS, - .min_size = sizeof(struct bdb_lvds_options), }, + { .section_id = BDB_LFP_OPTIONS, + .min_size = sizeof(struct bdb_lfp_options), }, /* - * BDB_LVDS_LFP_DATA depends on BDB_LVDS_LFP_DATA_PTRS, + * BDB_LFP_DATA depends on BDB_LFP_DATA_PTRS, * so keep the two ordered. */ - { .section_id = BDB_LVDS_LFP_DATA_PTRS, - .min_size = sizeof(struct bdb_lvds_lfp_data_ptrs), }, - { .section_id = BDB_LVDS_LFP_DATA, + { .section_id = BDB_LFP_DATA_PTRS, + .min_size = sizeof(struct bdb_lfp_data_ptrs), }, + { .section_id = BDB_LFP_DATA, .min_size = 0, /* special case */ }, - { .section_id = BDB_LVDS_BACKLIGHT, - .min_size = sizeof(struct bdb_lfp_backlight_data), }, + { .section_id = BDB_LFP_BACKLIGHT, + .min_size = sizeof(struct bdb_lfp_backlight), }, { .section_id = BDB_LFP_POWER, .min_size = sizeof(struct bdb_lfp_power), }, { .section_id = BDB_MIPI_CONFIG, @@ -196,32 +202,32 @@ static const struct { .min_size = sizeof(struct bdb_generic_dtd), }, }; -static size_t lfp_data_min_size(struct drm_i915_private *i915) +static size_t lfp_data_min_size(struct intel_display *display) { - const struct bdb_lvds_lfp_data_ptrs *ptrs; + const struct bdb_lfp_data_ptrs *ptrs; size_t size; - ptrs = bdb_find_section(i915, BDB_LVDS_LFP_DATA_PTRS); + ptrs = bdb_find_section(display, BDB_LFP_DATA_PTRS); if (!ptrs) return 0; - size = sizeof(struct bdb_lvds_lfp_data); + size = sizeof(struct bdb_lfp_data); if (ptrs->panel_name.table_size) size = max(size, ptrs->panel_name.offset + - sizeof(struct bdb_lvds_lfp_data_tail)); + sizeof(struct bdb_lfp_data_tail)); return size; } static bool validate_lfp_data_ptrs(const void *bdb, - const struct bdb_lvds_lfp_data_ptrs *ptrs) + const struct bdb_lfp_data_ptrs *ptrs) { int fp_timing_size, dvo_timing_size, panel_pnp_id_size, panel_name_size; int data_block_size, lfp_data_size; const void *data_block; int i; - data_block = find_raw_section(bdb, BDB_LVDS_LFP_DATA); + data_block = find_raw_section(bdb, BDB_LFP_DATA); if (!data_block) return false; @@ -230,7 +236,7 @@ static bool validate_lfp_data_ptrs(const void *bdb, return false; /* always 3 indicating the presence of fp_timing+dvo_timing+panel_pnp_id */ - if (ptrs->lvds_entries != 3) + if (ptrs->num_entries != 3) return false; fp_timing_size = ptrs->ptr[0].fp_timing.table_size; @@ -240,13 +246,13 @@ static bool validate_lfp_data_ptrs(const void *bdb, /* fp_timing has variable size */ if (fp_timing_size < 32 || - dvo_timing_size != sizeof(struct lvds_dvo_timing) || - panel_pnp_id_size != sizeof(struct lvds_pnp_id)) + dvo_timing_size != sizeof(struct bdb_edid_dtd) || + panel_pnp_id_size != sizeof(struct bdb_edid_pnp_id)) return false; /* panel_name is not present in old VBTs */ if (panel_name_size != 0 && - panel_name_size != sizeof(struct lvds_lfp_panel_name)) + panel_name_size != sizeof(struct bdb_edid_product_name)) return false; lfp_data_size = ptrs->ptr[1].fp_timing.offset - ptrs->ptr[0].fp_timing.offset; @@ -309,11 +315,11 @@ static bool validate_lfp_data_ptrs(const void *bdb, /* make the data table offsets relative to the data block */ static bool fixup_lfp_data_ptrs(const void *bdb, void *ptrs_block) { - struct bdb_lvds_lfp_data_ptrs *ptrs = ptrs_block; + struct bdb_lfp_data_ptrs *ptrs = ptrs_block; u32 offset; int i; - offset = raw_block_offset(bdb, BDB_LVDS_LFP_DATA); + offset = raw_block_offset(bdb, BDB_LFP_DATA); for (i = 0; i < 16; i++) { if (ptrs->ptr[i].fp_timing.offset < offset || @@ -336,7 +342,7 @@ static bool fixup_lfp_data_ptrs(const void *bdb, void *ptrs_block) return validate_lfp_data_ptrs(bdb, ptrs); } -static int make_lfp_data_ptr(struct lvds_lfp_data_ptr_table *table, +static int make_lfp_data_ptr(struct lfp_data_ptr_table *table, int table_size, int total_size) { if (total_size < table_size) @@ -348,19 +354,19 @@ static int make_lfp_data_ptr(struct lvds_lfp_data_ptr_table *table, return total_size - table_size; } -static void next_lfp_data_ptr(struct lvds_lfp_data_ptr_table *next, - const struct lvds_lfp_data_ptr_table *prev, +static void next_lfp_data_ptr(struct lfp_data_ptr_table *next, + const struct lfp_data_ptr_table *prev, int size) { next->table_size = prev->table_size; next->offset = prev->offset + size; } -static void *generate_lfp_data_ptrs(struct drm_i915_private *i915, +static void *generate_lfp_data_ptrs(struct intel_display *display, const void *bdb) { int i, size, table_size, block_size, offset, fp_timing_size; - struct bdb_lvds_lfp_data_ptrs *ptrs; + struct bdb_lfp_data_ptrs *ptrs; const void *block; void *ptrs_block; @@ -370,21 +376,21 @@ static void *generate_lfp_data_ptrs(struct drm_i915_private *i915, * include block 41 and thus we don't need to * generate one. */ - if (i915->display.vbt.version < 155) + if (display->vbt.version < 155) return NULL; fp_timing_size = 38; - block = find_raw_section(bdb, BDB_LVDS_LFP_DATA); + block = find_raw_section(bdb, BDB_LFP_DATA); if (!block) return NULL; - drm_dbg_kms(&i915->drm, "Generating LFP data table pointers\n"); + drm_dbg_kms(display->drm, "Generating LFP data table pointers\n"); block_size = get_blocksize(block); - size = fp_timing_size + sizeof(struct lvds_dvo_timing) + - sizeof(struct lvds_pnp_id); + size = fp_timing_size + sizeof(struct bdb_edid_dtd) + + sizeof(struct bdb_edid_pnp_id); if (size * 16 > block_size) return NULL; @@ -392,40 +398,40 @@ static void *generate_lfp_data_ptrs(struct drm_i915_private *i915, if (!ptrs_block) return NULL; - *(u8 *)(ptrs_block + 0) = BDB_LVDS_LFP_DATA_PTRS; + *(u8 *)(ptrs_block + 0) = BDB_LFP_DATA_PTRS; *(u16 *)(ptrs_block + 1) = sizeof(*ptrs); ptrs = ptrs_block + 3; - table_size = sizeof(struct lvds_pnp_id); + table_size = sizeof(struct bdb_edid_pnp_id); size = make_lfp_data_ptr(&ptrs->ptr[0].panel_pnp_id, table_size, size); - table_size = sizeof(struct lvds_dvo_timing); + table_size = sizeof(struct bdb_edid_dtd); size = make_lfp_data_ptr(&ptrs->ptr[0].dvo_timing, table_size, size); table_size = fp_timing_size; size = make_lfp_data_ptr(&ptrs->ptr[0].fp_timing, table_size, size); if (ptrs->ptr[0].fp_timing.table_size) - ptrs->lvds_entries++; + ptrs->num_entries++; if (ptrs->ptr[0].dvo_timing.table_size) - ptrs->lvds_entries++; + ptrs->num_entries++; if (ptrs->ptr[0].panel_pnp_id.table_size) - ptrs->lvds_entries++; + ptrs->num_entries++; - if (size != 0 || ptrs->lvds_entries != 3) { + if (size != 0 || ptrs->num_entries != 3) { kfree(ptrs_block); return NULL; } - size = fp_timing_size + sizeof(struct lvds_dvo_timing) + - sizeof(struct lvds_pnp_id); + size = fp_timing_size + sizeof(struct bdb_edid_dtd) + + sizeof(struct bdb_edid_pnp_id); for (i = 1; i < 16; i++) { next_lfp_data_ptr(&ptrs->ptr[i].fp_timing, &ptrs->ptr[i-1].fp_timing, size); next_lfp_data_ptr(&ptrs->ptr[i].dvo_timing, &ptrs->ptr[i-1].dvo_timing, size); next_lfp_data_ptr(&ptrs->ptr[i].panel_pnp_id, &ptrs->ptr[i-1].panel_pnp_id, size); } - table_size = sizeof(struct lvds_lfp_panel_name); + table_size = sizeof(struct bdb_edid_product_name); if (16 * (size + table_size) <= block_size) { ptrs->panel_name.table_size = table_size; @@ -447,7 +453,7 @@ static void *generate_lfp_data_ptrs(struct drm_i915_private *i915, } static void -init_bdb_block(struct drm_i915_private *i915, +init_bdb_block(struct intel_display *display, const void *bdb, enum bdb_block_id section_id, size_t min_size) { @@ -459,15 +465,15 @@ init_bdb_block(struct drm_i915_private *i915, block = find_raw_section(bdb, section_id); /* Modern VBTs lack the LFP data table pointers block, make one up */ - if (!block && section_id == BDB_LVDS_LFP_DATA_PTRS) { - temp_block = generate_lfp_data_ptrs(i915, bdb); + if (!block && section_id == BDB_LFP_DATA_PTRS) { + temp_block = generate_lfp_data_ptrs(display, bdb); if (temp_block) block = temp_block + 3; } if (!block) return; - drm_WARN(&i915->drm, min_size == 0, + drm_WARN(display->drm, min_size == 0, "Block %d min_size is zero\n", section_id); block_size = get_blocksize(block); @@ -491,20 +497,22 @@ init_bdb_block(struct drm_i915_private *i915, kfree(temp_block); - drm_dbg_kms(&i915->drm, "Found BDB block %d (size %zu, min size %zu)\n", + drm_dbg_kms(display->drm, + "Found BDB block %d (size %zu, min size %zu)\n", section_id, block_size, min_size); - if (section_id == BDB_LVDS_LFP_DATA_PTRS && + if (section_id == BDB_LFP_DATA_PTRS && !fixup_lfp_data_ptrs(bdb, entry->data + 3)) { - drm_err(&i915->drm, "VBT has malformed LFP data table pointers\n"); + drm_err(display->drm, + "VBT has malformed LFP data table pointers\n"); kfree(entry); return; } - list_add_tail(&entry->node, &i915->display.vbt.bdb_blocks); + list_add_tail(&entry->node, &display->vbt.bdb_blocks); } -static void init_bdb_blocks(struct drm_i915_private *i915, +static void init_bdb_blocks(struct intel_display *display, const void *bdb) { int i; @@ -513,17 +521,17 @@ static void init_bdb_blocks(struct drm_i915_private *i915, enum bdb_block_id section_id = bdb_blocks[i].section_id; size_t min_size = bdb_blocks[i].min_size; - if (section_id == BDB_LVDS_LFP_DATA) - min_size = lfp_data_min_size(i915); + if (section_id == BDB_LFP_DATA) + min_size = lfp_data_min_size(display); - init_bdb_block(i915, bdb, section_id, min_size); + init_bdb_block(display, bdb, section_id, min_size); } } static void -fill_detail_timing_data(struct drm_i915_private *i915, +fill_detail_timing_data(struct intel_display *display, struct drm_display_mode *panel_fixed_mode, - const struct lvds_dvo_timing *dvo_timing) + const struct bdb_edid_dtd *dvo_timing) { panel_fixed_mode->hdisplay = (dvo_timing->hactive_hi << 8) | dvo_timing->hactive_lo; @@ -564,12 +572,12 @@ fill_detail_timing_data(struct drm_i915_private *i915, /* Some VBTs have bogus h/vsync_end values */ if (panel_fixed_mode->hsync_end > panel_fixed_mode->htotal) { - drm_dbg_kms(&i915->drm, "reducing hsync_end %d->%d\n", + drm_dbg_kms(display->drm, "reducing hsync_end %d->%d\n", panel_fixed_mode->hsync_end, panel_fixed_mode->htotal); panel_fixed_mode->hsync_end = panel_fixed_mode->htotal; } if (panel_fixed_mode->vsync_end > panel_fixed_mode->vtotal) { - drm_dbg_kms(&i915->drm, "reducing vsync_end %d->%d\n", + drm_dbg_kms(display->drm, "reducing vsync_end %d->%d\n", panel_fixed_mode->vsync_end, panel_fixed_mode->vtotal); panel_fixed_mode->vsync_end = panel_fixed_mode->vtotal; } @@ -577,33 +585,36 @@ fill_detail_timing_data(struct drm_i915_private *i915, drm_mode_set_name(panel_fixed_mode); } -static const struct lvds_dvo_timing * -get_lvds_dvo_timing(const struct bdb_lvds_lfp_data *data, - const struct bdb_lvds_lfp_data_ptrs *ptrs, - int index) +static const struct bdb_edid_dtd * +get_lfp_dvo_timing(const struct bdb_lfp_data *data, + const struct bdb_lfp_data_ptrs *ptrs, + int index) { return (const void *)data + ptrs->ptr[index].dvo_timing.offset; } -static const struct lvds_fp_timing * -get_lvds_fp_timing(const struct bdb_lvds_lfp_data *data, - const struct bdb_lvds_lfp_data_ptrs *ptrs, - int index) +static const struct fp_timing * +get_lfp_fp_timing(const struct bdb_lfp_data *data, + const struct bdb_lfp_data_ptrs *ptrs, + int index) { return (const void *)data + ptrs->ptr[index].fp_timing.offset; } -static const struct lvds_pnp_id * -get_lvds_pnp_id(const struct bdb_lvds_lfp_data *data, - const struct bdb_lvds_lfp_data_ptrs *ptrs, - int index) +static const struct drm_edid_product_id * +get_lfp_pnp_id(const struct bdb_lfp_data *data, + const struct bdb_lfp_data_ptrs *ptrs, + int index) { + /* These two are supposed to have the same layout in memory. */ + BUILD_BUG_ON(sizeof(struct bdb_edid_pnp_id) != sizeof(struct drm_edid_product_id)); + return (const void *)data + ptrs->ptr[index].panel_pnp_id.offset; } -static const struct bdb_lvds_lfp_data_tail * -get_lfp_data_tail(const struct bdb_lvds_lfp_data *data, - const struct bdb_lvds_lfp_data_ptrs *ptrs) +static const struct bdb_lfp_data_tail * +get_lfp_data_tail(const struct bdb_lfp_data *data, + const struct bdb_lfp_data_ptrs *ptrs) { if (ptrs->panel_name.table_size) return (const void *)data + ptrs->panel_name.offset; @@ -611,87 +622,75 @@ get_lfp_data_tail(const struct bdb_lvds_lfp_data *data, return NULL; } -static void dump_pnp_id(struct drm_i915_private *i915, - const struct lvds_pnp_id *pnp_id, - const char *name) -{ - u16 mfg_name = be16_to_cpu((__force __be16)pnp_id->mfg_name); - char vend[4]; - - drm_dbg_kms(&i915->drm, "%s PNPID mfg: %s (0x%x), prod: %u, serial: %u, week: %d, year: %d\n", - name, drm_edid_decode_mfg_id(mfg_name, vend), - pnp_id->mfg_name, pnp_id->product_code, pnp_id->serial, - pnp_id->mfg_week, pnp_id->mfg_year + 1990); -} - -static int opregion_get_panel_type(struct drm_i915_private *i915, +static int opregion_get_panel_type(struct intel_display *display, const struct intel_bios_encoder_data *devdata, const struct drm_edid *drm_edid, bool use_fallback) { - return intel_opregion_get_panel_type(i915); + return intel_opregion_get_panel_type(display); } -static int vbt_get_panel_type(struct drm_i915_private *i915, +static int vbt_get_panel_type(struct intel_display *display, const struct intel_bios_encoder_data *devdata, const struct drm_edid *drm_edid, bool use_fallback) { - const struct bdb_lvds_options *lvds_options; + const struct bdb_lfp_options *lfp_options; - lvds_options = bdb_find_section(i915, BDB_LVDS_OPTIONS); - if (!lvds_options) + lfp_options = bdb_find_section(display, BDB_LFP_OPTIONS); + if (!lfp_options) return -1; - if (lvds_options->panel_type > 0xf && - lvds_options->panel_type != 0xff) { - drm_dbg_kms(&i915->drm, "Invalid VBT panel type 0x%x\n", - lvds_options->panel_type); + if (lfp_options->panel_type > 0xf && + lfp_options->panel_type != 0xff) { + drm_dbg_kms(display->drm, "Invalid VBT panel type 0x%x\n", + lfp_options->panel_type); return -1; } if (devdata && devdata->child.handle == DEVICE_HANDLE_LFP2) - return lvds_options->panel_type2; + return lfp_options->panel_type2; - drm_WARN_ON(&i915->drm, devdata && devdata->child.handle != DEVICE_HANDLE_LFP1); + drm_WARN_ON(display->drm, + devdata && devdata->child.handle != DEVICE_HANDLE_LFP1); - return lvds_options->panel_type; + return lfp_options->panel_type; } -static int pnpid_get_panel_type(struct drm_i915_private *i915, +static int pnpid_get_panel_type(struct intel_display *display, const struct intel_bios_encoder_data *devdata, const struct drm_edid *drm_edid, bool use_fallback) { - const struct bdb_lvds_lfp_data *data; - const struct bdb_lvds_lfp_data_ptrs *ptrs; - const struct lvds_pnp_id *edid_id; - struct lvds_pnp_id edid_id_nodate; - const struct edid *edid = drm_edid_raw(drm_edid); /* FIXME */ + const struct bdb_lfp_data *data; + const struct bdb_lfp_data_ptrs *ptrs; + struct drm_edid_product_id product_id, product_id_nodate; + struct drm_printer p; int i, best = -1; - if (!edid) + if (!drm_edid) return -1; - edid_id = (const void *)&edid->mfg_id[0]; + drm_edid_get_product_id(drm_edid, &product_id); - edid_id_nodate = *edid_id; - edid_id_nodate.mfg_week = 0; - edid_id_nodate.mfg_year = 0; + product_id_nodate = product_id; + product_id_nodate.week_of_manufacture = 0; + product_id_nodate.year_of_manufacture = 0; - dump_pnp_id(i915, edid_id, "EDID"); + p = drm_dbg_printer(display->drm, DRM_UT_KMS, "EDID"); + drm_edid_print_product_id(&p, &product_id, true); - ptrs = bdb_find_section(i915, BDB_LVDS_LFP_DATA_PTRS); + ptrs = bdb_find_section(display, BDB_LFP_DATA_PTRS); if (!ptrs) return -1; - data = bdb_find_section(i915, BDB_LVDS_LFP_DATA); + data = bdb_find_section(display, BDB_LFP_DATA); if (!data) return -1; for (i = 0; i < 16; i++) { - const struct lvds_pnp_id *vbt_id = - get_lvds_pnp_id(data, ptrs, i); + const struct drm_edid_product_id *vbt_id = + get_lfp_pnp_id(data, ptrs, i); /* full match? */ - if (!memcmp(vbt_id, edid_id, sizeof(*vbt_id))) + if (!memcmp(vbt_id, &product_id, sizeof(*vbt_id))) return i; /* @@ -699,14 +698,14 @@ static int pnpid_get_panel_type(struct drm_i915_private *i915, * and the VBT entry does not specify a date. */ if (best < 0 && - !memcmp(vbt_id, &edid_id_nodate, sizeof(*vbt_id))) + !memcmp(vbt_id, &product_id_nodate, sizeof(*vbt_id))) best = i; } return best; } -static int fallback_get_panel_type(struct drm_i915_private *i915, +static int fallback_get_panel_type(struct intel_display *display, const struct intel_bios_encoder_data *devdata, const struct drm_edid *drm_edid, bool use_fallback) { @@ -720,13 +719,13 @@ enum panel_type { PANEL_TYPE_FALLBACK, }; -static int get_panel_type(struct drm_i915_private *i915, +static int get_panel_type(struct intel_display *display, const struct intel_bios_encoder_data *devdata, const struct drm_edid *drm_edid, bool use_fallback) { struct { const char *name; - int (*get_panel_type)(struct drm_i915_private *i915, + int (*get_panel_type)(struct intel_display *display, const struct intel_bios_encoder_data *devdata, const struct drm_edid *drm_edid, bool use_fallback); int panel_type; @@ -751,14 +750,14 @@ static int get_panel_type(struct drm_i915_private *i915, int i; for (i = 0; i < ARRAY_SIZE(panel_types); i++) { - panel_types[i].panel_type = panel_types[i].get_panel_type(i915, devdata, + panel_types[i].panel_type = panel_types[i].get_panel_type(display, devdata, drm_edid, use_fallback); - drm_WARN_ON(&i915->drm, panel_types[i].panel_type > 0xf && + drm_WARN_ON(display->drm, panel_types[i].panel_type > 0xf && panel_types[i].panel_type != 0xff); if (panel_types[i].panel_type >= 0) - drm_dbg_kms(&i915->drm, "Panel type (%s): %d\n", + drm_dbg_kms(display->drm, "Panel type (%s): %d\n", panel_types[i].name, panel_types[i].panel_type); } @@ -773,7 +772,7 @@ static int get_panel_type(struct drm_i915_private *i915, else i = PANEL_TYPE_FALLBACK; - drm_dbg_kms(&i915->drm, "Selected panel type (%s): %d\n", + drm_dbg_kms(display->drm, "Selected panel type (%s): %d\n", panel_types[i].name, panel_types[i].panel_type); return panel_types[i].panel_type; @@ -791,28 +790,28 @@ static bool panel_bool(unsigned int value, int panel_type) /* Parse general panel options */ static void -parse_panel_options(struct drm_i915_private *i915, +parse_panel_options(struct intel_display *display, struct intel_panel *panel) { - const struct bdb_lvds_options *lvds_options; + const struct bdb_lfp_options *lfp_options; int panel_type = panel->vbt.panel_type; int drrs_mode; - lvds_options = bdb_find_section(i915, BDB_LVDS_OPTIONS); - if (!lvds_options) + lfp_options = bdb_find_section(display, BDB_LFP_OPTIONS); + if (!lfp_options) return; - panel->vbt.lvds_dither = lvds_options->pixel_dither; + panel->vbt.lvds_dither = lfp_options->pixel_dither; /* * Empirical evidence indicates the block size can be * either 4,14,16,24+ bytes. For older VBTs no clear * relationship between the block size vs. BDB version. */ - if (get_blocksize(lvds_options) < 16) + if (get_blocksize(lfp_options) < 16) return; - drrs_mode = panel_bits(lvds_options->dps_panel_type_bits, + drrs_mode = panel_bits(lfp_options->dps_panel_type_bits, panel_type, 2); /* * VBT has static DRRS = 0 and seamless DRRS = 2. @@ -822,105 +821,108 @@ parse_panel_options(struct drm_i915_private *i915, switch (drrs_mode) { case 0: panel->vbt.drrs_type = DRRS_TYPE_STATIC; - drm_dbg_kms(&i915->drm, "DRRS supported mode is static\n"); + drm_dbg_kms(display->drm, "DRRS supported mode is static\n"); break; case 2: panel->vbt.drrs_type = DRRS_TYPE_SEAMLESS; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "DRRS supported mode is seamless\n"); break; default: panel->vbt.drrs_type = DRRS_TYPE_NONE; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "DRRS not supported (VBT input)\n"); break; } } static void -parse_lfp_panel_dtd(struct drm_i915_private *i915, +parse_lfp_panel_dtd(struct intel_display *display, struct intel_panel *panel, - const struct bdb_lvds_lfp_data *lvds_lfp_data, - const struct bdb_lvds_lfp_data_ptrs *lvds_lfp_data_ptrs) + const struct bdb_lfp_data *lfp_data, + const struct bdb_lfp_data_ptrs *lfp_data_ptrs) { - const struct lvds_dvo_timing *panel_dvo_timing; - const struct lvds_fp_timing *fp_timing; + const struct bdb_edid_dtd *panel_dvo_timing; + const struct fp_timing *fp_timing; struct drm_display_mode *panel_fixed_mode; int panel_type = panel->vbt.panel_type; - panel_dvo_timing = get_lvds_dvo_timing(lvds_lfp_data, - lvds_lfp_data_ptrs, - panel_type); + panel_dvo_timing = get_lfp_dvo_timing(lfp_data, + lfp_data_ptrs, + panel_type); panel_fixed_mode = kzalloc(sizeof(*panel_fixed_mode), GFP_KERNEL); if (!panel_fixed_mode) return; - fill_detail_timing_data(i915, panel_fixed_mode, panel_dvo_timing); + fill_detail_timing_data(display, panel_fixed_mode, panel_dvo_timing); - panel->vbt.lfp_lvds_vbt_mode = panel_fixed_mode; + panel->vbt.lfp_vbt_mode = panel_fixed_mode; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Found panel mode in BIOS VBT legacy lfp table: " DRM_MODE_FMT "\n", DRM_MODE_ARG(panel_fixed_mode)); - fp_timing = get_lvds_fp_timing(lvds_lfp_data, - lvds_lfp_data_ptrs, - panel_type); + fp_timing = get_lfp_fp_timing(lfp_data, + lfp_data_ptrs, + panel_type); /* check the resolution, just to be sure */ if (fp_timing->x_res == panel_fixed_mode->hdisplay && fp_timing->y_res == panel_fixed_mode->vdisplay) { panel->vbt.bios_lvds_val = fp_timing->lvds_reg_val; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "VBT initial LVDS value %x\n", panel->vbt.bios_lvds_val); } } static void -parse_lfp_data(struct drm_i915_private *i915, +parse_lfp_data(struct intel_display *display, struct intel_panel *panel) { - const struct bdb_lvds_lfp_data *data; - const struct bdb_lvds_lfp_data_tail *tail; - const struct bdb_lvds_lfp_data_ptrs *ptrs; - const struct lvds_pnp_id *pnp_id; + const struct bdb_lfp_data *data; + const struct bdb_lfp_data_tail *tail; + const struct bdb_lfp_data_ptrs *ptrs; + const struct drm_edid_product_id *pnp_id; + struct drm_printer p; int panel_type = panel->vbt.panel_type; - ptrs = bdb_find_section(i915, BDB_LVDS_LFP_DATA_PTRS); + ptrs = bdb_find_section(display, BDB_LFP_DATA_PTRS); if (!ptrs) return; - data = bdb_find_section(i915, BDB_LVDS_LFP_DATA); + data = bdb_find_section(display, BDB_LFP_DATA); if (!data) return; - if (!panel->vbt.lfp_lvds_vbt_mode) - parse_lfp_panel_dtd(i915, panel, data, ptrs); + if (!panel->vbt.lfp_vbt_mode) + parse_lfp_panel_dtd(display, panel, data, ptrs); + + pnp_id = get_lfp_pnp_id(data, ptrs, panel_type); - pnp_id = get_lvds_pnp_id(data, ptrs, panel_type); - dump_pnp_id(i915, pnp_id, "Panel"); + p = drm_dbg_printer(display->drm, DRM_UT_KMS, "Panel"); + drm_edid_print_product_id(&p, pnp_id, false); tail = get_lfp_data_tail(data, ptrs); if (!tail) return; - drm_dbg_kms(&i915->drm, "Panel name: %.*s\n", + drm_dbg_kms(display->drm, "Panel name: %.*s\n", (int)sizeof(tail->panel_name[0].name), tail->panel_name[panel_type].name); - if (i915->display.vbt.version >= 188) { + if (display->vbt.version >= 188) { panel->vbt.seamless_drrs_min_refresh_rate = tail->seamless_drrs_min_refresh_rate[panel_type]; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Seamless DRRS min refresh rate: %d Hz\n", panel->vbt.seamless_drrs_min_refresh_rate); } } static void -parse_generic_dtd(struct drm_i915_private *i915, +parse_generic_dtd(struct intel_display *display, struct intel_panel *panel) { const struct bdb_generic_dtd *generic_dtd; @@ -936,20 +938,20 @@ parse_generic_dtd(struct drm_i915_private *i915, * first on VBT >= 229, but still fall back to trying the old LFP * block if that fails. */ - if (i915->display.vbt.version < 229) + if (display->vbt.version < 229) return; - generic_dtd = bdb_find_section(i915, BDB_GENERIC_DTD); + generic_dtd = bdb_find_section(display, BDB_GENERIC_DTD); if (!generic_dtd) return; if (generic_dtd->gdtd_size < sizeof(struct generic_dtd_entry)) { - drm_err(&i915->drm, "GDTD size %u is too small.\n", + drm_err(display->drm, "GDTD size %u is too small.\n", generic_dtd->gdtd_size); return; } else if (generic_dtd->gdtd_size != sizeof(struct generic_dtd_entry)) { - drm_err(&i915->drm, "Unexpected GDTD size %u\n", + drm_err(display->drm, "Unexpected GDTD size %u\n", generic_dtd->gdtd_size); /* DTD has unknown fields, but keep going */ } @@ -957,7 +959,7 @@ parse_generic_dtd(struct drm_i915_private *i915, num_dtd = (get_blocksize(generic_dtd) - sizeof(struct bdb_generic_dtd)) / generic_dtd->gdtd_size; if (panel->vbt.panel_type >= num_dtd) { - drm_err(&i915->drm, + drm_err(display->drm, "Panel type %d not found in table of %d DTD's\n", panel->vbt.panel_type, num_dtd); return; @@ -1002,28 +1004,28 @@ parse_generic_dtd(struct drm_i915_private *i915, else panel_fixed_mode->flags |= DRM_MODE_FLAG_NVSYNC; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Found panel mode in BIOS VBT generic dtd table: " DRM_MODE_FMT "\n", DRM_MODE_ARG(panel_fixed_mode)); - panel->vbt.lfp_lvds_vbt_mode = panel_fixed_mode; + panel->vbt.lfp_vbt_mode = panel_fixed_mode; } static void -parse_lfp_backlight(struct drm_i915_private *i915, +parse_lfp_backlight(struct intel_display *display, struct intel_panel *panel) { - const struct bdb_lfp_backlight_data *backlight_data; + const struct bdb_lfp_backlight *backlight_data; const struct lfp_backlight_data_entry *entry; int panel_type = panel->vbt.panel_type; u16 level; - backlight_data = bdb_find_section(i915, BDB_LVDS_BACKLIGHT); + backlight_data = bdb_find_section(display, BDB_LFP_BACKLIGHT); if (!backlight_data) return; if (backlight_data->entry_size != sizeof(backlight_data->data[0])) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Unsupported backlight data entry size %u\n", backlight_data->entry_size); return; @@ -1033,7 +1035,7 @@ parse_lfp_backlight(struct drm_i915_private *i915, panel->vbt.backlight.present = entry->type == BDB_BACKLIGHT_TYPE_PWM; if (!panel->vbt.backlight.present) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "PWM backlight not present in VBT (type %u)\n", entry->type); return; @@ -1041,36 +1043,25 @@ parse_lfp_backlight(struct drm_i915_private *i915, panel->vbt.backlight.type = INTEL_BACKLIGHT_DISPLAY_DDI; panel->vbt.backlight.controller = 0; - if (i915->display.vbt.version >= 191) { - size_t exp_size; - - if (i915->display.vbt.version >= 236) - exp_size = sizeof(struct bdb_lfp_backlight_data); - else if (i915->display.vbt.version >= 234) - exp_size = EXP_BDB_LFP_BL_DATA_SIZE_REV_234; - else - exp_size = EXP_BDB_LFP_BL_DATA_SIZE_REV_191; + if (display->vbt.version >= 191) { + const struct lfp_backlight_control_method *method; - if (get_blocksize(backlight_data) >= exp_size) { - const struct lfp_backlight_control_method *method; - - method = &backlight_data->backlight_control[panel_type]; - panel->vbt.backlight.type = method->type; - panel->vbt.backlight.controller = method->controller; - } + method = &backlight_data->backlight_control[panel_type]; + panel->vbt.backlight.type = method->type; + panel->vbt.backlight.controller = method->controller; } panel->vbt.backlight.pwm_freq_hz = entry->pwm_freq_hz; panel->vbt.backlight.active_low_pwm = entry->active_low_pwm; - if (i915->display.vbt.version >= 234) { + if (display->vbt.version >= 234) { u16 min_level; bool scale; level = backlight_data->brightness_level[panel_type].level; min_level = backlight_data->brightness_min_level[panel_type].level; - if (i915->display.vbt.version >= 236) + if (display->vbt.version >= 236) scale = backlight_data->brightness_precision_bits[panel_type] == 16; else scale = level > 255; @@ -1079,7 +1070,7 @@ parse_lfp_backlight(struct drm_i915_private *i915, min_level = min_level / 255; if (min_level > 255) { - drm_warn(&i915->drm, "Brightness min level > 255\n"); + drm_warn(display->drm, "Brightness min level > 255\n"); level = 255; } panel->vbt.backlight.min_brightness = min_level; @@ -1091,13 +1082,13 @@ parse_lfp_backlight(struct drm_i915_private *i915, panel->vbt.backlight.min_brightness = entry->min_brightness; } - if (i915->display.vbt.version >= 239) + if (display->vbt.version >= 239) panel->vbt.backlight.hdr_dpcd_refresh_timeout = DIV_ROUND_UP(backlight_data->hdr_dpcd_refresh_timeout[panel_type], 100); else panel->vbt.backlight.hdr_dpcd_refresh_timeout = 30; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "VBT backlight PWM modulation frequency %u Hz, " "active %s, min brightness %u, level %u, controller %u\n", panel->vbt.backlight.pwm_freq_hz, @@ -1107,53 +1098,65 @@ parse_lfp_backlight(struct drm_i915_private *i915, panel->vbt.backlight.controller); } -/* Try to find sdvo panel data */ static void -parse_sdvo_panel_data(struct drm_i915_private *i915, - struct intel_panel *panel) +parse_sdvo_lvds_data(struct intel_display *display, + struct intel_panel *panel) { - const struct bdb_sdvo_panel_dtds *dtds; + const struct bdb_sdvo_lvds_dtd *dtd; struct drm_display_mode *panel_fixed_mode; int index; - index = i915->display.params.vbt_sdvo_panel_type; + index = display->params.vbt_sdvo_panel_type; if (index == -2) { - drm_dbg_kms(&i915->drm, - "Ignore SDVO panel mode from BIOS VBT tables.\n"); + drm_dbg_kms(display->drm, + "Ignore SDVO LVDS mode from BIOS VBT tables.\n"); return; } if (index == -1) { const struct bdb_sdvo_lvds_options *sdvo_lvds_options; - sdvo_lvds_options = bdb_find_section(i915, BDB_SDVO_LVDS_OPTIONS); + sdvo_lvds_options = bdb_find_section(display, BDB_SDVO_LVDS_OPTIONS); if (!sdvo_lvds_options) return; index = sdvo_lvds_options->panel_type; } - dtds = bdb_find_section(i915, BDB_SDVO_PANEL_DTDS); - if (!dtds) + dtd = bdb_find_section(display, BDB_SDVO_LVDS_DTD); + if (!dtd) + return; + + /* + * This should not happen, as long as the panel_type + * enumeration doesn't grow over 4 items. But if it does, it + * could lead to hard-to-detect bugs, so better double-check + * it here to be sure. + */ + if (index >= ARRAY_SIZE(dtd->dtd)) { + drm_err(display->drm, + "index %d is larger than dtd->dtd[4] array\n", + index); return; + } panel_fixed_mode = kzalloc(sizeof(*panel_fixed_mode), GFP_KERNEL); if (!panel_fixed_mode) return; - fill_detail_timing_data(i915, panel_fixed_mode, &dtds->dtds[index]); + fill_detail_timing_data(display, panel_fixed_mode, &dtd->dtd[index]); panel->vbt.sdvo_lvds_vbt_mode = panel_fixed_mode; - drm_dbg_kms(&i915->drm, - "Found SDVO panel mode in BIOS VBT tables: " DRM_MODE_FMT "\n", + drm_dbg_kms(display->drm, + "Found SDVO LVDS mode in BIOS VBT tables: " DRM_MODE_FMT "\n", DRM_MODE_ARG(panel_fixed_mode)); } -static int intel_bios_ssc_frequency(struct drm_i915_private *i915, +static int intel_bios_ssc_frequency(struct intel_display *display, bool alternate) { - switch (DISPLAY_VER(i915)) { + switch (DISPLAY_VER(display)) { case 2: return alternate ? 66667 : 48000; case 3: @@ -1165,45 +1168,45 @@ static int intel_bios_ssc_frequency(struct drm_i915_private *i915, } static void -parse_general_features(struct drm_i915_private *i915) +parse_general_features(struct intel_display *display) { const struct bdb_general_features *general; - general = bdb_find_section(i915, BDB_GENERAL_FEATURES); + general = bdb_find_section(display, BDB_GENERAL_FEATURES); if (!general) return; - i915->display.vbt.int_tv_support = general->int_tv_support; + display->vbt.int_tv_support = general->int_tv_support; /* int_crt_support can't be trusted on earlier platforms */ - if (i915->display.vbt.version >= 155 && - (HAS_DDI(i915) || IS_VALLEYVIEW(i915))) - i915->display.vbt.int_crt_support = general->int_crt_support; - i915->display.vbt.lvds_use_ssc = general->enable_ssc; - i915->display.vbt.lvds_ssc_freq = - intel_bios_ssc_frequency(i915, general->ssc_freq); - i915->display.vbt.display_clock_mode = general->display_clock_mode; - i915->display.vbt.fdi_rx_polarity_inverted = general->fdi_rx_polarity_inverted; - if (i915->display.vbt.version >= 181) { - i915->display.vbt.orientation = general->rotate_180 ? + if (display->vbt.version >= 155 && + (HAS_DDI(display) || display->platform.valleyview)) + display->vbt.int_crt_support = general->int_crt_support; + display->vbt.lvds_use_ssc = general->enable_ssc; + display->vbt.lvds_ssc_freq = + intel_bios_ssc_frequency(display, general->ssc_freq); + display->vbt.display_clock_mode = general->display_clock_mode; + display->vbt.fdi_rx_polarity_inverted = general->fdi_rx_polarity_inverted; + if (display->vbt.version >= 181) { + display->vbt.orientation = general->rotate_180 ? DRM_MODE_PANEL_ORIENTATION_BOTTOM_UP : DRM_MODE_PANEL_ORIENTATION_NORMAL; } else { - i915->display.vbt.orientation = DRM_MODE_PANEL_ORIENTATION_UNKNOWN; + display->vbt.orientation = DRM_MODE_PANEL_ORIENTATION_UNKNOWN; } - if (i915->display.vbt.version >= 249 && general->afc_startup_config) { - i915->display.vbt.override_afc_startup = true; - i915->display.vbt.override_afc_startup_val = general->afc_startup_config == 0x1 ? 0x0 : 0x7; + if (display->vbt.version >= 249 && general->afc_startup_config) { + display->vbt.override_afc_startup = true; + display->vbt.override_afc_startup_val = general->afc_startup_config == 1 ? 0 : 7; } - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "BDB_GENERAL_FEATURES int_tv_support %d int_crt_support %d lvds_use_ssc %d lvds_ssc_freq %d display_clock_mode %d fdi_rx_polarity_inverted %d\n", - i915->display.vbt.int_tv_support, - i915->display.vbt.int_crt_support, - i915->display.vbt.lvds_use_ssc, - i915->display.vbt.lvds_ssc_freq, - i915->display.vbt.display_clock_mode, - i915->display.vbt.fdi_rx_polarity_inverted); + display->vbt.int_tv_support, + display->vbt.int_crt_support, + display->vbt.lvds_use_ssc, + display->vbt.lvds_ssc_freq, + display->vbt.display_clock_mode, + display->vbt.fdi_rx_polarity_inverted); } static const struct child_device_config * @@ -1213,7 +1216,7 @@ child_device_ptr(const struct bdb_general_definitions *defs, int i) } static void -parse_sdvo_device_mapping(struct drm_i915_private *i915) +parse_sdvo_device_mapping(struct intel_display *display) { const struct intel_bios_encoder_data *devdata; int count = 0; @@ -1222,19 +1225,19 @@ parse_sdvo_device_mapping(struct drm_i915_private *i915) * Only parse SDVO mappings on gens that could have SDVO. This isn't * accurate and doesn't have to be, as long as it's not too strict. */ - if (!IS_DISPLAY_VER(i915, 3, 7)) { - drm_dbg_kms(&i915->drm, "Skipping SDVO device mapping\n"); + if (!IS_DISPLAY_VER(display, 3, 7)) { + drm_dbg_kms(display->drm, "Skipping SDVO device mapping\n"); return; } - list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { + list_for_each_entry(devdata, &display->vbt.display_devices, node) { const struct child_device_config *child = &devdata->child; struct sdvo_device_mapping *mapping; - if (child->slave_addr != SLAVE_ADDR1 && - child->slave_addr != SLAVE_ADDR2) { + if (child->target_addr != TARGET_ADDR1 && + child->target_addr != TARGET_ADDR2) { /* - * If the slave address is neither 0x70 nor 0x72, + * If the target address is neither 0x70 nor 0x72, * it is not a SDVO device. Skip it. */ continue; @@ -1242,39 +1245,39 @@ parse_sdvo_device_mapping(struct drm_i915_private *i915) if (child->dvo_port != DEVICE_PORT_DVOB && child->dvo_port != DEVICE_PORT_DVOC) { /* skip the incorrect SDVO port */ - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Incorrect SDVO port. Skip it\n"); continue; } - drm_dbg_kms(&i915->drm, - "the SDVO device with slave addr %2x is found on" + drm_dbg_kms(display->drm, + "the SDVO device with target addr %2x is found on" " %s port\n", - child->slave_addr, + child->target_addr, (child->dvo_port == DEVICE_PORT_DVOB) ? "SDVOB" : "SDVOC"); - mapping = &i915->display.vbt.sdvo_mappings[child->dvo_port - 1]; + mapping = &display->vbt.sdvo_mappings[child->dvo_port - 1]; if (!mapping->initialized) { mapping->dvo_port = child->dvo_port; - mapping->slave_addr = child->slave_addr; + mapping->target_addr = child->target_addr; mapping->dvo_wiring = child->dvo_wiring; mapping->ddc_pin = child->ddc_pin; mapping->i2c_pin = child->i2c_pin; mapping->initialized = 1; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "SDVO device: dvo=%x, addr=%x, wiring=%d, ddc_pin=%d, i2c_pin=%d\n", - mapping->dvo_port, mapping->slave_addr, + mapping->dvo_port, mapping->target_addr, mapping->dvo_wiring, mapping->ddc_pin, mapping->i2c_pin); } else { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Maybe one SDVO port is shared by " "two SDVO device.\n"); } - if (child->slave2_addr) { + if (child->target2_addr) { /* Maybe this is a SDVO device with multiple inputs */ /* And the mapping info is not added */ - drm_dbg_kms(&i915->drm, - "there exists the slave2_addr. Maybe this" + drm_dbg_kms(display->drm, + "there exists the target2_addr. Maybe this" " is a SDVO device with multiple inputs.\n"); } count++; @@ -1282,28 +1285,28 @@ parse_sdvo_device_mapping(struct drm_i915_private *i915) if (!count) { /* No SDVO device info is found */ - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "No SDVO device info is found in VBT\n"); } } static void -parse_driver_features(struct drm_i915_private *i915) +parse_driver_features(struct intel_display *display) { const struct bdb_driver_features *driver; - driver = bdb_find_section(i915, BDB_DRIVER_FEATURES); + driver = bdb_find_section(display, BDB_DRIVER_FEATURES); if (!driver) return; - if (DISPLAY_VER(i915) >= 5) { + if (DISPLAY_VER(display) >= 5) { /* * Note that we consider BDB_DRIVER_FEATURE_INT_SDVO_LVDS * to mean "eDP". The VBT spec doesn't agree with that * interpretation, but real world VBTs seem to. */ if (driver->lvds_config != BDB_DRIVER_FEATURE_INT_LVDS) - i915->display.vbt.int_lvds_support = 0; + display->vbt.int_lvds_support = 0; } else { /* * FIXME it's not clear which BDB version has the LVDS config @@ -1316,25 +1319,25 @@ parse_driver_features(struct drm_i915_private *i915) * in the wild with the bits correctly populated. Version * 108 (on i85x) does not have the bits correctly populated. */ - if (i915->display.vbt.version >= 134 && + if (display->vbt.version >= 134 && driver->lvds_config != BDB_DRIVER_FEATURE_INT_LVDS && driver->lvds_config != BDB_DRIVER_FEATURE_INT_SDVO_LVDS) - i915->display.vbt.int_lvds_support = 0; + display->vbt.int_lvds_support = 0; } } static void -parse_panel_driver_features(struct drm_i915_private *i915, +parse_panel_driver_features(struct intel_display *display, struct intel_panel *panel) { const struct bdb_driver_features *driver; - driver = bdb_find_section(i915, BDB_DRIVER_FEATURES); + driver = bdb_find_section(display, BDB_DRIVER_FEATURES); if (!driver) return; - if (i915->display.vbt.version < 228) { - drm_dbg_kms(&i915->drm, "DRRS State Enabled:%d\n", + if (display->vbt.version < 228) { + drm_dbg_kms(display->drm, "DRRS State Enabled:%d\n", driver->drrs_enabled); /* * If DRRS is not supported, drrs_type has to be set to 0. @@ -1358,7 +1361,7 @@ parse_panel_driver_features(struct drm_i915_private *i915, } static void -parse_power_conservation_features(struct drm_i915_private *i915, +parse_power_conservation_features(struct intel_display *display, struct intel_panel *panel) { const struct bdb_lfp_power *power; @@ -1366,10 +1369,10 @@ parse_power_conservation_features(struct drm_i915_private *i915, panel->vbt.vrr = true; /* matches Windows behaviour */ - if (i915->display.vbt.version < 228) + if (display->vbt.version < 228) return; - power = bdb_find_section(i915, BDB_LFP_POWER); + power = bdb_find_section(display, BDB_LFP_POWER); if (!power) return; @@ -1392,24 +1395,33 @@ parse_power_conservation_features(struct drm_i915_private *i915, panel->vbt.drrs_type = DRRS_TYPE_NONE; } - if (i915->display.vbt.version >= 232) + if (display->vbt.version >= 232) panel->vbt.edp.hobl = panel_bool(power->hobl, panel_type); - if (i915->display.vbt.version >= 233) + if (display->vbt.version >= 233) panel->vbt.vrr = panel_bool(power->vrr_feature_enabled, panel_type); } +static void vbt_edp_to_pps_delays(struct intel_pps_delays *pps, + const struct edp_power_seq *edp_pps) +{ + pps->power_up = edp_pps->t1_t3; + pps->backlight_on = edp_pps->t8; + pps->backlight_off = edp_pps->t9; + pps->power_down = edp_pps->t10; + pps->power_cycle = edp_pps->t11_t12; +} + static void -parse_edp(struct drm_i915_private *i915, +parse_edp(struct intel_display *display, struct intel_panel *panel) { const struct bdb_edp *edp; - const struct edp_power_seq *edp_pps; const struct edp_fast_link_params *edp_link_params; int panel_type = panel->vbt.panel_type; - edp = bdb_find_section(i915, BDB_EDP); + edp = bdb_find_section(display, BDB_EDP); if (!edp) return; @@ -1426,12 +1438,12 @@ parse_edp(struct drm_i915_private *i915, } /* Get the eDP sequencing and link info */ - edp_pps = &edp->power_seqs[panel_type]; edp_link_params = &edp->fast_link_params[panel_type]; - panel->vbt.edp.pps = *edp_pps; + vbt_edp_to_pps_delays(&panel->vbt.edp.pps, + &edp->power_seqs[panel_type]); - if (i915->display.vbt.version >= 224) { + if (display->vbt.version >= 224) { panel->vbt.edp.rate = edp->edp_fast_link_training_rate[panel_type] * 20; } else { @@ -1446,7 +1458,7 @@ parse_edp(struct drm_i915_private *i915, panel->vbt.edp.rate = 540000; break; default: - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "VBT has unknown eDP link rate value %u\n", edp_link_params->rate); break; @@ -1464,7 +1476,7 @@ parse_edp(struct drm_i915_private *i915, panel->vbt.edp.lanes = 4; break; default: - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "VBT has unknown eDP lane count value %u\n", edp_link_params->lanes); break; @@ -1484,7 +1496,7 @@ parse_edp(struct drm_i915_private *i915, panel->vbt.edp.preemphasis = DP_TRAIN_PRE_EMPH_LEVEL_3; break; default: - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "VBT has unknown eDP pre-emphasis value %u\n", edp_link_params->preemphasis); break; @@ -1504,19 +1516,19 @@ parse_edp(struct drm_i915_private *i915, panel->vbt.edp.vswing = DP_TRAIN_VOLTAGE_SWING_LEVEL_3; break; default: - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "VBT has unknown eDP voltage swing value %u\n", edp_link_params->vswing); break; } - if (i915->display.vbt.version >= 173) { + if (display->vbt.version >= 173) { u8 vswing; /* Don't read from VBT if module parameter has valid value*/ - if (i915->display.params.edp_vswing) { + if (display->params.edp_vswing) { panel->vbt.edp.low_vswing = - i915->display.params.edp_vswing == 1; + display->params.edp_vswing == 1; } else { vswing = (edp->edp_vswing_preemph >> (panel_type * 4)) & 0xF; panel->vbt.edp.low_vswing = vswing == 0; @@ -1526,22 +1538,26 @@ parse_edp(struct drm_i915_private *i915, panel->vbt.edp.drrs_msa_timing_delay = panel_bits(edp->sdrrs_msa_timing_delay, panel_type, 2); - if (i915->display.vbt.version >= 244) + if (display->vbt.version >= 244) panel->vbt.edp.max_link_rate = edp->edp_max_port_link_rate[panel_type] * 20; + + if (display->vbt.version >= 251) + panel->vbt.edp.dsc_disable = + panel_bool(edp->edp_dsc_disable, panel_type); } static void -parse_psr(struct drm_i915_private *i915, +parse_psr(struct intel_display *display, struct intel_panel *panel) { const struct bdb_psr *psr; const struct psr_table *psr_table; int panel_type = panel->vbt.panel_type; - psr = bdb_find_section(i915, BDB_PSR); + psr = bdb_find_section(display, BDB_PSR); if (!psr) { - drm_dbg_kms(&i915->drm, "No PSR BDB found.\n"); + drm_dbg_kms(display->drm, "No PSR BDB found.\n"); return; } @@ -1558,8 +1574,8 @@ parse_psr(struct drm_i915_private *i915, * New psr options 0=500us, 1=100us, 2=2500us, 3=0us * Old decimal value is wake up time in multiples of 100 us. */ - if (i915->display.vbt.version >= 205 && - (DISPLAY_VER(i915) >= 9 && !IS_BROXTON(i915))) { + if (display->vbt.version >= 205 && + (DISPLAY_VER(display) >= 9 && !display->platform.broxton)) { switch (psr_table->tp1_wakeup_time) { case 0: panel->vbt.psr.tp1_wakeup_time_us = 500; @@ -1571,7 +1587,7 @@ parse_psr(struct drm_i915_private *i915, panel->vbt.psr.tp1_wakeup_time_us = 0; break; default: - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "VBT tp1 wakeup time value %d is outside range[0-3], defaulting to max value 2500us\n", psr_table->tp1_wakeup_time); fallthrough; @@ -1591,7 +1607,7 @@ parse_psr(struct drm_i915_private *i915, panel->vbt.psr.tp2_tp3_wakeup_time_us = 0; break; default: - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "VBT tp2_tp3 wakeup time value %d is outside range[0-3], defaulting to max value 2500us\n", psr_table->tp2_tp3_wakeup_time); fallthrough; @@ -1604,7 +1620,7 @@ parse_psr(struct drm_i915_private *i915, panel->vbt.psr.tp2_tp3_wakeup_time_us = psr_table->tp2_tp3_wakeup_time * 100; } - if (i915->display.vbt.version >= 226) { + if (display->vbt.version >= 226) { u32 wakeup_time = psr->psr2_tp2_tp3_wakeup_time; wakeup_time = panel_bits(wakeup_time, panel_type, 2); @@ -1630,13 +1646,13 @@ parse_psr(struct drm_i915_private *i915, } } -static void parse_dsi_backlight_ports(struct drm_i915_private *i915, +static void parse_dsi_backlight_ports(struct intel_display *display, struct intel_panel *panel, enum port port) { - enum port port_bc = DISPLAY_VER(i915) >= 11 ? PORT_B : PORT_C; + enum port port_bc = DISPLAY_VER(display) >= 11 ? PORT_B : PORT_C; - if (!panel->vbt.dsi.config->dual_link || i915->display.vbt.version < 197) { + if (!panel->vbt.dsi.config->dual_link || display->vbt.version < 197) { panel->vbt.dsi.bl_ports = BIT(port); if (panel->vbt.dsi.config->cabc_supported) panel->vbt.dsi.cabc_ports = BIT(port); @@ -1676,7 +1692,7 @@ static void parse_dsi_backlight_ports(struct drm_i915_private *i915, } static void -parse_mipi_config(struct drm_i915_private *i915, +parse_mipi_config(struct intel_display *display, struct intel_panel *panel) { const struct bdb_mipi_config *start; @@ -1686,28 +1702,20 @@ parse_mipi_config(struct drm_i915_private *i915, enum port port; /* parse MIPI blocks only if LFP type is MIPI */ - if (!intel_bios_is_dsi_present(i915, &port)) + if (!intel_bios_is_dsi_present(display, &port)) return; /* Initialize this to undefined indicating no generic MIPI support */ panel->vbt.dsi.panel_id = MIPI_DSI_UNDEFINED_PANEL_ID; - /* Block #40 is already parsed and panel_fixed_mode is - * stored in i915->lfp_lvds_vbt_mode - * resuse this when needed - */ - - /* Parse #52 for panel index used from panel_type already - * parsed - */ - start = bdb_find_section(i915, BDB_MIPI_CONFIG); + start = bdb_find_section(display, BDB_MIPI_CONFIG); if (!start) { - drm_dbg_kms(&i915->drm, "No MIPI config BDB found"); + drm_dbg_kms(display->drm, "No MIPI config BDB found"); return; } - drm_dbg(&i915->drm, "Found MIPI Config block, panel index = %d\n", - panel_type); + drm_dbg_kms(display->drm, "Found MIPI Config block, panel index = %d\n", + panel_type); /* * get hold of the correct configuration block and pps data as per @@ -1727,7 +1735,7 @@ parse_mipi_config(struct drm_i915_private *i915, return; } - parse_dsi_backlight_ports(i915, panel, port); + parse_dsi_backlight_ports(display, panel, port); /* FIXME is the 90 vs. 270 correct? */ switch (config->rotation) { @@ -1759,7 +1767,7 @@ parse_mipi_config(struct drm_i915_private *i915, /* Find the sequence block and size for the given panel. */ static const u8 * -find_panel_sequence_block(struct drm_i915_private *i915, +find_panel_sequence_block(struct intel_display *display, const struct bdb_mipi_sequence *sequence, u16 panel_id, u32 *seq_size) { @@ -1777,7 +1785,8 @@ find_panel_sequence_block(struct drm_i915_private *i915, for (i = 0; i < MAX_MIPI_CONFIGURATIONS && index < total; i++) { if (index + header_size > total) { - drm_err(&i915->drm, "Invalid sequence block (header)\n"); + drm_err(display->drm, + "Invalid sequence block (header)\n"); return NULL; } @@ -1790,7 +1799,7 @@ find_panel_sequence_block(struct drm_i915_private *i915, index += header_size; if (index + current_size > total) { - drm_err(&i915->drm, "Invalid sequence block\n"); + drm_err(display->drm, "Invalid sequence block\n"); return NULL; } @@ -1802,12 +1811,13 @@ find_panel_sequence_block(struct drm_i915_private *i915, index += current_size; } - drm_err(&i915->drm, "Sequence block detected but no valid configuration\n"); + drm_err(display->drm, + "Sequence block detected but no valid configuration\n"); return NULL; } -static int goto_next_sequence(struct drm_i915_private *i915, +static int goto_next_sequence(struct intel_display *display, const u8 *data, int index, int total) { u16 len; @@ -1838,7 +1848,7 @@ static int goto_next_sequence(struct drm_i915_private *i915, len = *(data + index + 6) + 7; break; default: - drm_err(&i915->drm, "Unknown operation byte\n"); + drm_err(display->drm, "Unknown operation byte\n"); return 0; } } @@ -1846,7 +1856,7 @@ static int goto_next_sequence(struct drm_i915_private *i915, return 0; } -static int goto_next_sequence_v3(struct drm_i915_private *i915, +static int goto_next_sequence_v3(struct intel_display *display, const u8 *data, int index, int total) { int seq_end; @@ -1858,7 +1868,7 @@ static int goto_next_sequence_v3(struct drm_i915_private *i915, * checking on the structure. */ if (total < 5) { - drm_err(&i915->drm, "Too small sequence size\n"); + drm_err(display->drm, "Too small sequence size\n"); return 0; } @@ -1875,7 +1885,7 @@ static int goto_next_sequence_v3(struct drm_i915_private *i915, seq_end = index + size_of_sequence; if (seq_end > total) { - drm_err(&i915->drm, "Invalid sequence size\n"); + drm_err(display->drm, "Invalid sequence size\n"); return 0; } @@ -1885,7 +1895,8 @@ static int goto_next_sequence_v3(struct drm_i915_private *i915, if (operation_byte == MIPI_SEQ_ELEM_END) { if (index != seq_end) { - drm_err(&i915->drm, "Invalid element structure\n"); + drm_err(display->drm, + "Invalid element structure\n"); return 0; } return index; @@ -1907,7 +1918,7 @@ static int goto_next_sequence_v3(struct drm_i915_private *i915, case MIPI_SEQ_ELEM_PMIC: break; default: - drm_err(&i915->drm, "Unknown operation byte %u\n", + drm_err(display->drm, "Unknown operation byte %u\n", operation_byte); break; } @@ -1920,14 +1931,14 @@ static int goto_next_sequence_v3(struct drm_i915_private *i915, * Get len of pre-fixed deassert fragment from a v1 init OTP sequence, * skip all delay + gpio operands and stop at the first DSI packet op. */ -static int get_init_otp_deassert_fragment_len(struct drm_i915_private *i915, +static int get_init_otp_deassert_fragment_len(struct intel_display *display, struct intel_panel *panel) { const u8 *data = panel->vbt.dsi.sequence[MIPI_SEQ_INIT_OTP]; int index, len; - if (drm_WARN_ON(&i915->drm, - !data || panel->vbt.dsi.seq_version != 1)) + if (drm_WARN_ON(display->drm, + !data || panel->vbt.dsi.seq_version >= 3)) return 0; /* index = 1 to skip sequence byte */ @@ -1950,24 +1961,20 @@ static int get_init_otp_deassert_fragment_len(struct drm_i915_private *i915, } /* - * Some v1 VBT MIPI sequences do the deassert in the init OTP sequence. + * Some v1/v2 VBT MIPI sequences do the deassert in the init OTP sequence. * The deassert must be done before calling intel_dsi_device_ready, so for * these devices we split the init OTP sequence into a deassert sequence and * the actual init OTP part. */ -static void fixup_mipi_sequences(struct drm_i915_private *i915, - struct intel_panel *panel) +static void vlv_fixup_mipi_sequences(struct intel_display *display, + struct intel_panel *panel) { u8 *init_otp; int len; - /* Limit this to VLV for now. */ - if (!IS_VALLEYVIEW(i915)) - return; - - /* Limit this to v1 vid-mode sequences */ + /* Limit this to v1/v2 vid-mode sequences */ if (panel->vbt.dsi.config->is_cmd_mode || - panel->vbt.dsi.seq_version != 1) + panel->vbt.dsi.seq_version >= 3) return; /* Only do this if there are otp and assert seqs and no deassert seq */ @@ -1977,11 +1984,11 @@ static void fixup_mipi_sequences(struct drm_i915_private *i915, return; /* The deassert-sequence ends at the first DSI packet */ - len = get_init_otp_deassert_fragment_len(i915, panel); + len = get_init_otp_deassert_fragment_len(display, panel); if (!len) return; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Using init OTP fragment to deassert reset\n"); /* Copy the fragment, update seq byte and terminate it */ @@ -2000,8 +2007,44 @@ static void fixup_mipi_sequences(struct drm_i915_private *i915, panel->vbt.dsi.sequence[MIPI_SEQ_INIT_OTP] = init_otp + len - 1; } +/* + * Some machines (eg. Lenovo 82TQ) appear to have broken + * VBT sequences: + * - INIT_OTP is not present at all + * - what should be in INIT_OTP is in DISPLAY_ON + * - what should be in DISPLAY_ON is in BACKLIGHT_ON + * (along with the actual backlight stuff) + * + * To make those work we simply swap DISPLAY_ON and INIT_OTP. + * + * TODO: Do we need to limit this to specific machines, + * or examine the contents of the sequences to + * avoid false positives? + */ +static void icl_fixup_mipi_sequences(struct intel_display *display, + struct intel_panel *panel) +{ + if (!panel->vbt.dsi.sequence[MIPI_SEQ_INIT_OTP] && + panel->vbt.dsi.sequence[MIPI_SEQ_DISPLAY_ON]) { + drm_dbg_kms(display->drm, + "Broken VBT: Swapping INIT_OTP and DISPLAY_ON sequences\n"); + + swap(panel->vbt.dsi.sequence[MIPI_SEQ_INIT_OTP], + panel->vbt.dsi.sequence[MIPI_SEQ_DISPLAY_ON]); + } +} + +static void fixup_mipi_sequences(struct intel_display *display, + struct intel_panel *panel) +{ + if (DISPLAY_VER(display) >= 11) + icl_fixup_mipi_sequences(display, panel); + else if (display->platform.valleyview) + vlv_fixup_mipi_sequences(display, panel); +} + static void -parse_mipi_sequence(struct drm_i915_private *i915, +parse_mipi_sequence(struct intel_display *display, struct intel_panel *panel) { int panel_type = panel->vbt.panel_type; @@ -2015,25 +2058,25 @@ parse_mipi_sequence(struct drm_i915_private *i915, if (panel->vbt.dsi.panel_id != MIPI_DSI_GENERIC_PANEL_ID) return; - sequence = bdb_find_section(i915, BDB_MIPI_SEQUENCE); + sequence = bdb_find_section(display, BDB_MIPI_SEQUENCE); if (!sequence) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "No MIPI Sequence found, parsing complete\n"); return; } /* Fail gracefully for forward incompatible sequence block. */ if (sequence->version >= 4) { - drm_err(&i915->drm, + drm_err(display->drm, "Unable to parse MIPI Sequence Block v%u\n", sequence->version); return; } - drm_dbg(&i915->drm, "Found MIPI sequence block v%u\n", - sequence->version); + drm_dbg_kms(display->drm, "Found MIPI sequence block v%u\n", + sequence->version); - seq_data = find_panel_sequence_block(i915, sequence, panel_type, &seq_size); + seq_data = find_panel_sequence_block(display, sequence, panel_type, &seq_size); if (!seq_data) return; @@ -2048,24 +2091,24 @@ parse_mipi_sequence(struct drm_i915_private *i915, break; if (seq_id >= MIPI_SEQ_MAX) { - drm_err(&i915->drm, "Unknown sequence %u\n", + drm_err(display->drm, "Unknown sequence %u\n", seq_id); goto err; } /* Log about presence of sequences we won't run. */ if (seq_id == MIPI_SEQ_TEAR_ON || seq_id == MIPI_SEQ_TEAR_OFF) - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Unsupported sequence %u\n", seq_id); panel->vbt.dsi.sequence[seq_id] = data + index; if (sequence->version >= 3) - index = goto_next_sequence_v3(i915, data, index, seq_size); + index = goto_next_sequence_v3(display, data, index, seq_size); else - index = goto_next_sequence(i915, data, index, seq_size); + index = goto_next_sequence(display, data, index, seq_size); if (!index) { - drm_err(&i915->drm, "Invalid sequence %u\n", + drm_err(display->drm, "Invalid sequence %u\n", seq_id); goto err; } @@ -2075,9 +2118,9 @@ parse_mipi_sequence(struct drm_i915_private *i915, panel->vbt.dsi.size = seq_size; panel->vbt.dsi.seq_version = sequence->version; - fixup_mipi_sequences(i915, panel); + fixup_mipi_sequences(display, panel); - drm_dbg(&i915->drm, "MIPI related VBT parsing complete\n"); + drm_dbg_kms(display->drm, "MIPI related VBT parsing complete\n"); return; err: @@ -2086,47 +2129,47 @@ err: } static void -parse_compression_parameters(struct drm_i915_private *i915) +parse_compression_parameters(struct intel_display *display) { const struct bdb_compression_parameters *params; struct intel_bios_encoder_data *devdata; u16 block_size; int index; - if (i915->display.vbt.version < 198) + if (display->vbt.version < 198) return; - params = bdb_find_section(i915, BDB_COMPRESSION_PARAMETERS); + params = bdb_find_section(display, BDB_COMPRESSION_PARAMETERS); if (params) { /* Sanity checks */ if (params->entry_size != sizeof(params->data[0])) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "VBT: unsupported compression param entry size\n"); return; } block_size = get_blocksize(params); if (block_size < sizeof(*params)) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "VBT: expected 16 compression param entries\n"); return; } } - list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { + list_for_each_entry(devdata, &display->vbt.display_devices, node) { const struct child_device_config *child = &devdata->child; if (!child->compression_enable) continue; if (!params) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "VBT: compression params not available\n"); continue; } if (child->compression_method_cps) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "VBT: CPS compression not supported\n"); continue; } @@ -2138,12 +2181,12 @@ parse_compression_parameters(struct drm_i915_private *i915) } } -static u8 translate_iboost(struct drm_i915_private *i915, u8 val) +static u8 translate_iboost(struct intel_display *display, u8 val) { static const u8 mapping[] = { 1, 3, 7 }; /* See VBT spec */ if (val >= ARRAY_SIZE(mapping)) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Unsupported I_boost value found in VBT (%d), display may not work properly\n", val); return 0; } @@ -2200,30 +2243,29 @@ static const u8 adlp_ddc_pin_map[] = { [GMBUS_PIN_12_TC4_ICP] = ADLP_DDC_BUS_PORT_TC4, }; -static u8 map_ddc_pin(struct drm_i915_private *i915, u8 vbt_pin) +static u8 map_ddc_pin(struct intel_display *display, u8 vbt_pin) { const u8 *ddc_pin_map; int i, n_entries; - if (IS_DGFX(i915)) - return vbt_pin; - - if (INTEL_PCH_TYPE(i915) >= PCH_MTL || IS_ALDERLAKE_P(i915)) { + if (INTEL_PCH_TYPE(display) >= PCH_MTL || display->platform.alderlake_p) { ddc_pin_map = adlp_ddc_pin_map; n_entries = ARRAY_SIZE(adlp_ddc_pin_map); - } else if (IS_ALDERLAKE_S(i915)) { + } else if (display->platform.alderlake_s) { ddc_pin_map = adls_ddc_pin_map; n_entries = ARRAY_SIZE(adls_ddc_pin_map); - } else if (IS_ROCKETLAKE(i915) && INTEL_PCH_TYPE(i915) == PCH_TGP) { + } else if (INTEL_PCH_TYPE(display) >= PCH_DG1) { + return vbt_pin; + } else if (display->platform.rocketlake && INTEL_PCH_TYPE(display) == PCH_TGP) { ddc_pin_map = rkl_pch_tgp_ddc_pin_map; n_entries = ARRAY_SIZE(rkl_pch_tgp_ddc_pin_map); - } else if (HAS_PCH_TGP(i915) && DISPLAY_VER(i915) == 9) { + } else if (HAS_PCH_TGP(display) && DISPLAY_VER(display) == 9) { ddc_pin_map = gen9bc_tgp_ddc_pin_map; n_entries = ARRAY_SIZE(gen9bc_tgp_ddc_pin_map); - } else if (INTEL_PCH_TYPE(i915) >= PCH_ICP) { + } else if (INTEL_PCH_TYPE(display) >= PCH_ICP) { ddc_pin_map = icp_ddc_pin_map; n_entries = ARRAY_SIZE(icp_ddc_pin_map); - } else if (HAS_PCH_CNP(i915)) { + } else if (HAS_PCH_CNP(display)) { ddc_pin_map = cnp_ddc_pin_map; n_entries = ARRAY_SIZE(cnp_ddc_pin_map); } else { @@ -2236,7 +2278,7 @@ static u8 map_ddc_pin(struct drm_i915_private *i915, u8 vbt_pin) return i; } - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Ignoring alternate pin: VBT claims DDC pin %d, which is not valid for this platform\n", vbt_pin); return 0; @@ -2294,7 +2336,7 @@ static enum port __dvo_port_to_port(int n_ports, int n_dvo, return PORT_NONE; } -static enum port dvo_port_to_port(struct drm_i915_private *i915, +static enum port dvo_port_to_port(struct intel_display *display, u8 dvo_port) { /* @@ -2348,17 +2390,17 @@ static enum port dvo_port_to_port(struct drm_i915_private *i915, [PORT_TC4] = { DVO_PORT_HDMII, DVO_PORT_DPI, -1 }, }; - if (DISPLAY_VER(i915) >= 13) + if (DISPLAY_VER(display) >= 13) return __dvo_port_to_port(ARRAY_SIZE(xelpd_port_mapping), ARRAY_SIZE(xelpd_port_mapping[0]), xelpd_port_mapping, dvo_port); - else if (IS_ALDERLAKE_S(i915)) + else if (display->platform.alderlake_s) return __dvo_port_to_port(ARRAY_SIZE(adls_port_mapping), ARRAY_SIZE(adls_port_mapping[0]), adls_port_mapping, dvo_port); - else if (IS_DG1(i915) || IS_ROCKETLAKE(i915)) + else if (display->platform.dg1 || display->platform.rocketlake) return __dvo_port_to_port(ARRAY_SIZE(rkl_port_mapping), ARRAY_SIZE(rkl_port_mapping[0]), rkl_port_mapping, @@ -2371,13 +2413,13 @@ static enum port dvo_port_to_port(struct drm_i915_private *i915, } static enum port -dsi_dvo_port_to_port(struct drm_i915_private *i915, u8 dvo_port) +dsi_dvo_port_to_port(struct intel_display *display, u8 dvo_port) { switch (dvo_port) { case DVO_PORT_MIPIA: return PORT_A; case DVO_PORT_MIPIC: - if (DISPLAY_VER(i915) >= 11) + if (DISPLAY_VER(display) >= 11) return PORT_B; else return PORT_C; @@ -2388,13 +2430,13 @@ dsi_dvo_port_to_port(struct drm_i915_private *i915, u8 dvo_port) enum port intel_bios_encoder_port(const struct intel_bios_encoder_data *devdata) { - struct drm_i915_private *i915 = devdata->i915; + struct intel_display *display = devdata->display; const struct child_device_config *child = &devdata->child; enum port port; - port = dvo_port_to_port(i915, child->dvo_port); - if (port == PORT_NONE && DISPLAY_VER(i915) >= 11) - port = dsi_dvo_port_to_port(i915, child->dvo_port); + port = dvo_port_to_port(display, child->dvo_port); + if (port == PORT_NONE && DISPLAY_VER(display) >= 11) + port = dsi_dvo_port_to_port(display, child->dvo_port); return port; } @@ -2439,10 +2481,10 @@ static int parse_bdb_216_dp_max_link_rate(const int vbt_max_link_rate) int intel_bios_dp_max_link_rate(const struct intel_bios_encoder_data *devdata) { - if (!devdata || devdata->i915->display.vbt.version < 216) + if (!devdata || devdata->display->vbt.version < 216) return 0; - if (devdata->i915->display.vbt.version >= 230) + if (devdata->display->vbt.version >= 230) return parse_bdb_230_dp_max_link_rate(devdata->child.dp_max_link_rate); else return parse_bdb_216_dp_max_link_rate(devdata->child.dp_max_link_rate); @@ -2450,7 +2492,7 @@ int intel_bios_dp_max_link_rate(const struct intel_bios_encoder_data *devdata) int intel_bios_dp_max_lane_count(const struct intel_bios_encoder_data *devdata) { - if (!devdata || devdata->i915->display.vbt.version < 244) + if (!devdata || devdata->display->vbt.version < 244) return 0; return devdata->child.dp_max_lane_count + 1; @@ -2459,10 +2501,10 @@ int intel_bios_dp_max_lane_count(const struct intel_bios_encoder_data *devdata) static void sanitize_device_type(struct intel_bios_encoder_data *devdata, enum port port) { - struct drm_i915_private *i915 = devdata->i915; + struct intel_display *display = devdata->display; bool is_hdmi; - if (port != PORT_A || DISPLAY_VER(i915) >= 12) + if (port != PORT_A || DISPLAY_VER(display) >= 12) return; if (!intel_bios_encoder_supports_dvi(devdata)) @@ -2470,7 +2512,7 @@ static void sanitize_device_type(struct intel_bios_encoder_data *devdata, is_hdmi = intel_bios_encoder_supports_hdmi(devdata); - drm_dbg_kms(&i915->drm, "VBT claims port A supports DVI%s, ignoring\n", + drm_dbg_kms(display->drm, "VBT claims port A supports DVI%s, ignoring\n", is_hdmi ? "/HDMI" : ""); devdata->child.device_type &= ~DEVICE_TYPE_TMDS_DVI_SIGNALING; @@ -2480,7 +2522,7 @@ static void sanitize_device_type(struct intel_bios_encoder_data *devdata, static void sanitize_hdmi_level_shift(struct intel_bios_encoder_data *devdata, enum port port) { - struct drm_i915_private *i915 = devdata->i915; + struct intel_display *display = devdata->display; if (!intel_bios_encoder_supports_dvi(devdata)) return; @@ -2490,8 +2532,9 @@ static void sanitize_hdmi_level_shift(struct intel_bios_encoder_data *devdata, * with a HSW VBT where the level shifter value goes * up to 11, whereas the BDW max is 9. */ - if (IS_BROADWELL(i915) && devdata->child.hdmi_level_shifter_value > 9) { - drm_dbg_kms(&i915->drm, "Bogus port %c VBT HDMI level shift %d, adjusting to %d\n", + if (display->platform.broadwell && devdata->child.hdmi_level_shifter_value > 9) { + drm_dbg_kms(display->drm, + "Bogus port %c VBT HDMI level shift %d, adjusting to %d\n", port_name(port), devdata->child.hdmi_level_shifter_value, 9); devdata->child.hdmi_level_shifter_value = 9; @@ -2539,14 +2582,14 @@ intel_bios_encoder_supports_dsi(const struct intel_bios_encoder_data *devdata) bool intel_bios_encoder_is_lspcon(const struct intel_bios_encoder_data *devdata) { - return devdata && HAS_LSPCON(devdata->i915) && devdata->child.lspcon; + return devdata && HAS_LSPCON(devdata->display) && devdata->child.lspcon; } /* This is an index in the HDMI/DVI DDI buffer translation table, or -1 */ int intel_bios_hdmi_level_shift(const struct intel_bios_encoder_data *devdata) { - if (!devdata || devdata->i915->display.vbt.version < 158 || - DISPLAY_VER(devdata->i915) >= 14) + if (!devdata || devdata->display->vbt.version < 158 || + DISPLAY_VER(devdata->display) >= 14) return -1; return devdata->child.hdmi_level_shifter_value; @@ -2554,7 +2597,7 @@ int intel_bios_hdmi_level_shift(const struct intel_bios_encoder_data *devdata) int intel_bios_hdmi_max_tmds_clock(const struct intel_bios_encoder_data *devdata) { - if (!devdata || devdata->i915->display.vbt.version < 204) + if (!devdata || devdata->display->vbt.version < 204) return 0; switch (devdata->child.hdmi_max_data_rate) { @@ -2576,22 +2619,22 @@ int intel_bios_hdmi_max_tmds_clock(const struct intel_bios_encoder_data *devdata } } -static bool is_port_valid(struct drm_i915_private *i915, enum port port) +static bool is_port_valid(struct intel_display *display, enum port port) { /* * On some ICL SKUs port F is not present, but broken VBTs mark * the port as present. Only try to initialize port F for the * SKUs that may actually have it. */ - if (port == PORT_F && IS_ICELAKE(i915)) - return IS_ICL_WITH_PORT_F(i915); + if (port == PORT_F && display->platform.icelake) + return display->platform.icelake_port_f; return true; } static void print_ddi_port(const struct intel_bios_encoder_data *devdata) { - struct drm_i915_private *i915 = devdata->i915; + struct intel_display *display = devdata->display; const struct child_device_config *child = &devdata->child; bool is_dvi, is_hdmi, is_dp, is_edp, is_dsi, is_crt, supports_typec_usb, supports_tbt; int dp_boost_level, dp_max_link_rate, hdmi_boost_level, hdmi_level_shift, max_tmds_clock; @@ -2611,7 +2654,7 @@ static void print_ddi_port(const struct intel_bios_encoder_data *devdata) supports_typec_usb = intel_bios_encoder_supports_typec_usb(devdata); supports_tbt = intel_bios_encoder_supports_tbt(devdata); - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Port %c VBT info: CRT:%d DVI:%d HDMI:%d DP:%d eDP:%d DSI:%d DP++:%d LSPCON:%d USB-Type-C:%d TBT:%d DSC:%d\n", port_name(port), is_crt, is_dvi, is_hdmi, is_dp, is_edp, is_dsi, intel_bios_encoder_supports_dp_dual_mode(devdata), @@ -2621,33 +2664,33 @@ static void print_ddi_port(const struct intel_bios_encoder_data *devdata) hdmi_level_shift = intel_bios_hdmi_level_shift(devdata); if (hdmi_level_shift >= 0) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Port %c VBT HDMI level shift: %d\n", port_name(port), hdmi_level_shift); } max_tmds_clock = intel_bios_hdmi_max_tmds_clock(devdata); if (max_tmds_clock) - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Port %c VBT HDMI max TMDS clock: %d kHz\n", port_name(port), max_tmds_clock); /* I_boost config for SKL and above */ dp_boost_level = intel_bios_dp_boost_level(devdata); if (dp_boost_level) - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Port %c VBT (e)DP boost level: %d\n", port_name(port), dp_boost_level); hdmi_boost_level = intel_bios_hdmi_boost_level(devdata); if (hdmi_boost_level) - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Port %c VBT HDMI boost level: %d\n", port_name(port), hdmi_boost_level); dp_max_link_rate = intel_bios_dp_max_link_rate(devdata); if (dp_max_link_rate) - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Port %c VBT DP max link rate: %d\n", port_name(port), dp_max_link_rate); @@ -2655,22 +2698,22 @@ static void print_ddi_port(const struct intel_bios_encoder_data *devdata) * FIXME need to implement support for VBT * vswing/preemph tables should this ever trigger. */ - drm_WARN(&i915->drm, child->use_vbt_vswing, + drm_WARN(display->drm, child->use_vbt_vswing, "Port %c asks to use VBT vswing/preemph tables\n", port_name(port)); } static void parse_ddi_port(struct intel_bios_encoder_data *devdata) { - struct drm_i915_private *i915 = devdata->i915; + struct intel_display *display = devdata->display; enum port port; port = intel_bios_encoder_port(devdata); if (port == PORT_NONE) return; - if (!is_port_valid(i915, port)) { - drm_dbg_kms(&i915->drm, + if (!is_port_valid(display, port)) { + drm_dbg_kms(display->drm, "VBT reports port %c as supported, but that can't be true: skipping\n", port_name(port)); return; @@ -2680,89 +2723,108 @@ static void parse_ddi_port(struct intel_bios_encoder_data *devdata) sanitize_hdmi_level_shift(devdata, port); } -static bool has_ddi_port_info(struct drm_i915_private *i915) +static bool has_ddi_port_info(struct intel_display *display) { - return DISPLAY_VER(i915) >= 5 || IS_G4X(i915); + return DISPLAY_VER(display) >= 5 || display->platform.g4x; } -static void parse_ddi_ports(struct drm_i915_private *i915) +static void parse_ddi_ports(struct intel_display *display) { struct intel_bios_encoder_data *devdata; - if (!has_ddi_port_info(i915)) + if (!has_ddi_port_info(display)) return; - list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) + list_for_each_entry(devdata, &display->vbt.display_devices, node) parse_ddi_port(devdata); - list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) + list_for_each_entry(devdata, &display->vbt.display_devices, node) print_ddi_port(devdata); } +static int child_device_expected_size(u16 version) +{ + BUILD_BUG_ON(sizeof(struct child_device_config) < 40); + + if (version > 256) + return -ENOENT; + else if (version >= 256) + return 40; + else if (version >= 216) + return 39; + else if (version >= 196) + return 38; + else if (version >= 195) + return 37; + else if (version >= 111) + return LEGACY_CHILD_DEVICE_CONFIG_SIZE; + else if (version >= 106) + return 27; + else + return 22; +} + +static bool child_device_size_valid(struct intel_display *display, int size) +{ + int expected_size; + + expected_size = child_device_expected_size(display->vbt.version); + if (expected_size < 0) { + expected_size = sizeof(struct child_device_config); + drm_dbg_kms(display->drm, + "Expected child device config size for VBT version %u not known; assuming %d\n", + display->vbt.version, expected_size); + } + + /* Flag an error for unexpected size, but continue anyway. */ + if (size != expected_size) + drm_err(display->drm, + "Unexpected child device config size %d (expected %d for VBT version %u)\n", + size, expected_size, display->vbt.version); + + /* The legacy sized child device config is the minimum we need. */ + if (size < LEGACY_CHILD_DEVICE_CONFIG_SIZE) { + drm_dbg_kms(display->drm, + "Child device config size %d is too small.\n", + size); + return false; + } + + return true; +} + static void -parse_general_definitions(struct drm_i915_private *i915) +parse_general_definitions(struct intel_display *display) { const struct bdb_general_definitions *defs; struct intel_bios_encoder_data *devdata; const struct child_device_config *child; int i, child_device_num; - u8 expected_size; u16 block_size; int bus_pin; - defs = bdb_find_section(i915, BDB_GENERAL_DEFINITIONS); + defs = bdb_find_section(display, BDB_GENERAL_DEFINITIONS); if (!defs) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "No general definition block is found, no devices defined.\n"); return; } block_size = get_blocksize(defs); if (block_size < sizeof(*defs)) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "General definitions block too small (%u)\n", block_size); return; } bus_pin = defs->crt_ddc_gmbus_pin; - drm_dbg_kms(&i915->drm, "crt_ddc_bus_pin: %d\n", bus_pin); - if (intel_gmbus_is_valid_pin(i915, bus_pin)) - i915->display.vbt.crt_ddc_pin = bus_pin; - - if (i915->display.vbt.version < 106) { - expected_size = 22; - } else if (i915->display.vbt.version < 111) { - expected_size = 27; - } else if (i915->display.vbt.version < 195) { - expected_size = LEGACY_CHILD_DEVICE_CONFIG_SIZE; - } else if (i915->display.vbt.version == 195) { - expected_size = 37; - } else if (i915->display.vbt.version <= 215) { - expected_size = 38; - } else if (i915->display.vbt.version <= 250) { - expected_size = 39; - } else { - expected_size = sizeof(*child); - BUILD_BUG_ON(sizeof(*child) < 39); - drm_dbg(&i915->drm, - "Expected child device config size for VBT version %u not known; assuming %u\n", - i915->display.vbt.version, expected_size); - } - - /* Flag an error for unexpected size, but continue anyway. */ - if (defs->child_dev_size != expected_size) - drm_err(&i915->drm, - "Unexpected child device config size %u (expected %u for VBT version %u)\n", - defs->child_dev_size, expected_size, i915->display.vbt.version); + drm_dbg_kms(display->drm, "crt_ddc_bus_pin: %d\n", bus_pin); + if (intel_gmbus_is_valid_pin(display, bus_pin)) + display->vbt.crt_ddc_pin = bus_pin; - /* The legacy sized child device config is the minimum we need. */ - if (defs->child_dev_size < LEGACY_CHILD_DEVICE_CONFIG_SIZE) { - drm_dbg_kms(&i915->drm, - "Child device config size %u is too small.\n", - defs->child_dev_size); + if (!child_device_size_valid(display, defs->child_dev_size)) return; - } /* get the number of child device */ child_device_num = (block_size - sizeof(*defs)) / defs->child_dev_size; @@ -2772,7 +2834,7 @@ parse_general_definitions(struct drm_i915_private *i915) if (!child->device_type) continue; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Found VBT child device with type 0x%x\n", child->device_type); @@ -2780,7 +2842,7 @@ parse_general_definitions(struct drm_i915_private *i915) if (!devdata) break; - devdata->i915 = i915; + devdata->display = display; /* * Copy as much as we know (sizeof) and is available @@ -2790,37 +2852,37 @@ parse_general_definitions(struct drm_i915_private *i915) memcpy(&devdata->child, child, min_t(size_t, defs->child_dev_size, sizeof(*child))); - list_add_tail(&devdata->node, &i915->display.vbt.display_devices); + list_add_tail(&devdata->node, &display->vbt.display_devices); } - if (list_empty(&i915->display.vbt.display_devices)) - drm_dbg_kms(&i915->drm, + if (list_empty(&display->vbt.display_devices)) + drm_dbg_kms(display->drm, "no child dev is parsed from VBT\n"); } /* Common defaults which may be overridden by VBT. */ static void -init_vbt_defaults(struct drm_i915_private *i915) +init_vbt_defaults(struct intel_display *display) { - i915->display.vbt.crt_ddc_pin = GMBUS_PIN_VGADDC; + display->vbt.crt_ddc_pin = GMBUS_PIN_VGADDC; /* general features */ - i915->display.vbt.int_tv_support = 1; - i915->display.vbt.int_crt_support = 1; + display->vbt.int_tv_support = 1; + display->vbt.int_crt_support = 1; /* driver features */ - i915->display.vbt.int_lvds_support = 1; + display->vbt.int_lvds_support = 1; /* Default to using SSC */ - i915->display.vbt.lvds_use_ssc = 1; + display->vbt.lvds_use_ssc = 1; /* * Core/SandyBridge/IvyBridge use alternative (120MHz) reference * clock for LVDS. */ - i915->display.vbt.lvds_ssc_freq = intel_bios_ssc_frequency(i915, - !HAS_PCH_SPLIT(i915)); - drm_dbg_kms(&i915->drm, "Set default to SSC at %d kHz\n", - i915->display.vbt.lvds_ssc_freq); + display->vbt.lvds_ssc_freq = intel_bios_ssc_frequency(display, + !HAS_PCH_SPLIT(display)); + drm_dbg_kms(display->drm, "Set default to SSC at %d kHz\n", + display->vbt.lvds_ssc_freq); } /* Common defaults which may be overridden by VBT. */ @@ -2836,25 +2898,24 @@ init_vbt_panel_defaults(struct intel_panel *panel) /* Defaults to initialize only if there is no VBT. */ static void -init_vbt_missing_defaults(struct drm_i915_private *i915) +init_vbt_missing_defaults(struct intel_display *display) { + unsigned int ports = DISPLAY_RUNTIME_INFO(display)->port_mask; enum port port; - int ports = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | - BIT(PORT_D) | BIT(PORT_E) | BIT(PORT_F); - if (!HAS_DDI(i915) && !IS_CHERRYVIEW(i915)) + if (!HAS_DDI(display) && !display->platform.cherryview) return; for_each_port_masked(port, ports) { struct intel_bios_encoder_data *devdata; struct child_device_config *child; - enum phy phy = intel_port_to_phy(i915, port); + enum phy phy = intel_port_to_phy(display, port); /* * VBT has the TypeC mode (native,TBT/USB) and we don't want * to detect it. */ - if (intel_phy_is_tc(i915, phy)) + if (intel_phy_is_tc(display, phy)) continue; /* Create fake child device config */ @@ -2862,7 +2923,7 @@ init_vbt_missing_defaults(struct drm_i915_private *i915) if (!devdata) break; - devdata->i915 = i915; + devdata->display = display; child = &devdata->child; if (port == PORT_F) @@ -2881,15 +2942,15 @@ init_vbt_missing_defaults(struct drm_i915_private *i915) if (port == PORT_A) child->device_type |= DEVICE_TYPE_INTERNAL_CONNECTOR; - list_add_tail(&devdata->node, &i915->display.vbt.display_devices); + list_add_tail(&devdata->node, &display->vbt.display_devices); - drm_dbg_kms(&i915->drm, - "Generating default VBT child device with type 0x04%x on port %c\n", + drm_dbg_kms(display->drm, + "Generating default VBT child device with type 0x%04x on port %c\n", child->device_type, port_name(port)); } /* Bypass some minimum baseline VBT version checks */ - i915->display.vbt.version = 155; + display->vbt.version = 155; } static const struct bdb_header *get_bdb_header(const struct vbt_header *vbt) @@ -2899,15 +2960,18 @@ static const struct bdb_header *get_bdb_header(const struct vbt_header *vbt) return _vbt + vbt->bdb_offset; } +static const char vbt_signature[] = "$VBT"; +static const int vbt_signature_len = 4; + /** * intel_bios_is_valid_vbt - does the given buffer contain a valid VBT - * @i915: the device + * @display: display device * @buf: pointer to a buffer to validate * @size: size of the buffer * * Returns true on valid VBT. */ -bool intel_bios_is_valid_vbt(struct drm_i915_private *i915, +bool intel_bios_is_valid_vbt(struct intel_display *display, const void *buf, size_t size) { const struct vbt_header *vbt = buf; @@ -2917,17 +2981,18 @@ bool intel_bios_is_valid_vbt(struct drm_i915_private *i915, return false; if (sizeof(struct vbt_header) > size) { - drm_dbg_kms(&i915->drm, "VBT header incomplete\n"); + drm_dbg_kms(display->drm, "VBT header incomplete\n"); return false; } - if (memcmp(vbt->signature, "$VBT", 4)) { - drm_dbg_kms(&i915->drm, "VBT invalid signature\n"); + if (memcmp(vbt->signature, vbt_signature, vbt_signature_len)) { + drm_dbg_kms(display->drm, "VBT invalid signature\n"); return false; } if (vbt->vbt_size > size) { - drm_dbg_kms(&i915->drm, "VBT incomplete (vbt_size overflows)\n"); + drm_dbg_kms(display->drm, + "VBT incomplete (vbt_size overflows)\n"); return false; } @@ -2937,214 +3002,200 @@ bool intel_bios_is_valid_vbt(struct drm_i915_private *i915, vbt->bdb_offset, sizeof(struct bdb_header), size)) { - drm_dbg_kms(&i915->drm, "BDB header incomplete\n"); + drm_dbg_kms(display->drm, "BDB header incomplete\n"); return false; } bdb = get_bdb_header(vbt); if (range_overflows_t(size_t, vbt->bdb_offset, bdb->bdb_size, size)) { - drm_dbg_kms(&i915->drm, "BDB incomplete\n"); + drm_dbg_kms(display->drm, "BDB incomplete\n"); return false; } return vbt; } -static u32 intel_spi_read(struct intel_uncore *uncore, u32 offset) -{ - intel_uncore_write(uncore, PRIMARY_SPI_ADDRESS, offset); - - return intel_uncore_read(uncore, PRIMARY_SPI_TRIGGER); -} - -static struct vbt_header *spi_oprom_get_vbt(struct drm_i915_private *i915) +static struct vbt_header *firmware_get_vbt(struct intel_display *display, + size_t *size) { - u32 count, data, found, store = 0; - u32 static_region, oprom_offset; - u32 oprom_size = 0x200000; - u16 vbt_size; - u32 *vbt; + struct vbt_header *vbt = NULL; + const struct firmware *fw = NULL; + const char *name = display->params.vbt_firmware; + int ret; - static_region = intel_uncore_read(&i915->uncore, SPI_STATIC_REGIONS); - static_region &= OPTIONROM_SPI_REGIONID_MASK; - intel_uncore_write(&i915->uncore, PRIMARY_SPI_REGIONID, static_region); + if (!name || !*name) + return NULL; - oprom_offset = intel_uncore_read(&i915->uncore, OROM_OFFSET); - oprom_offset &= OROM_OFFSET_MASK; + ret = request_firmware(&fw, name, display->drm->dev); + if (ret) { + drm_err(display->drm, + "Requesting VBT firmware \"%s\" failed (%d)\n", + name, ret); + return NULL; + } - for (count = 0; count < oprom_size; count += 4) { - data = intel_spi_read(&i915->uncore, oprom_offset + count); - if (data == *((const u32 *)"$VBT")) { - found = oprom_offset + count; - break; + if (intel_bios_is_valid_vbt(display, fw->data, fw->size)) { + vbt = kmemdup(fw->data, fw->size, GFP_KERNEL); + if (vbt) { + drm_dbg_kms(display->drm, + "Found valid VBT firmware \"%s\"\n", name); + if (size) + *size = fw->size; } + } else { + drm_dbg_kms(display->drm, "Invalid VBT firmware \"%s\"\n", + name); } - if (count >= oprom_size) - goto err_not_found; - - /* Get VBT size and allocate space for the VBT */ - vbt_size = intel_spi_read(&i915->uncore, - found + offsetof(struct vbt_header, vbt_size)); - vbt_size &= 0xffff; - - vbt = kzalloc(round_up(vbt_size, 4), GFP_KERNEL); - if (!vbt) - goto err_not_found; - - for (count = 0; count < vbt_size; count += 4) - *(vbt + store++) = intel_spi_read(&i915->uncore, found + count); - - if (!intel_bios_is_valid_vbt(i915, vbt, vbt_size)) - goto err_free_vbt; - - drm_dbg_kms(&i915->drm, "Found valid VBT in SPI flash\n"); - - return (struct vbt_header *)vbt; + release_firmware(fw); -err_free_vbt: - kfree(vbt); -err_not_found: - return NULL; + return vbt; } -static struct vbt_header *oprom_get_vbt(struct drm_i915_private *i915) +static struct vbt_header *oprom_get_vbt(struct intel_display *display, + struct intel_rom *rom, + size_t *size, const char *type) { - struct pci_dev *pdev = to_pci_dev(i915->drm.dev); - void __iomem *p = NULL, *oprom; struct vbt_header *vbt; - u16 vbt_size; - size_t i, size; + size_t vbt_size; + loff_t offset; - oprom = pci_map_rom(pdev, &size); - if (!oprom) + if (!rom) return NULL; - /* Scour memory looking for the VBT signature. */ - for (i = 0; i + 4 < size; i += 4) { - if (ioread32(oprom + i) != *((const u32 *)"$VBT")) - continue; - - p = oprom + i; - size -= i; - break; - } + BUILD_BUG_ON(vbt_signature_len != sizeof(vbt_signature) - 1); + BUILD_BUG_ON(vbt_signature_len != sizeof(u32)); - if (!p) - goto err_unmap_oprom; + offset = intel_rom_find(rom, *(const u32 *)vbt_signature); + if (offset < 0) + goto err_free_rom; - if (sizeof(struct vbt_header) > size) { - drm_dbg(&i915->drm, "VBT header incomplete\n"); - goto err_unmap_oprom; + if (sizeof(struct vbt_header) > intel_rom_size(rom) - offset) { + drm_dbg_kms(display->drm, "VBT header incomplete\n"); + goto err_free_rom; } - vbt_size = ioread16(p + offsetof(struct vbt_header, vbt_size)); - if (vbt_size > size) { - drm_dbg(&i915->drm, - "VBT incomplete (vbt_size overflows)\n"); - goto err_unmap_oprom; + BUILD_BUG_ON(sizeof(vbt->vbt_size) != sizeof(u16)); + + vbt_size = intel_rom_read16(rom, offset + offsetof(struct vbt_header, vbt_size)); + if (vbt_size > intel_rom_size(rom) - offset) { + drm_dbg_kms(display->drm, "VBT incomplete (vbt_size overflows)\n"); + goto err_free_rom; } - /* The rest will be validated by intel_bios_is_valid_vbt() */ - vbt = kmalloc(vbt_size, GFP_KERNEL); + vbt = kzalloc(round_up(vbt_size, 4), GFP_KERNEL); if (!vbt) - goto err_unmap_oprom; + goto err_free_rom; - memcpy_fromio(vbt, p, vbt_size); + intel_rom_read_block(rom, vbt, offset, vbt_size); - if (!intel_bios_is_valid_vbt(i915, vbt, vbt_size)) + if (!intel_bios_is_valid_vbt(display, vbt, vbt_size)) goto err_free_vbt; - pci_unmap_rom(pdev, oprom); + drm_dbg_kms(display->drm, "Found valid VBT in %s\n", type); - drm_dbg_kms(&i915->drm, "Found valid VBT in PCI ROM\n"); + if (size) + *size = vbt_size; + + intel_rom_free(rom); return vbt; err_free_vbt: kfree(vbt); -err_unmap_oprom: - pci_unmap_rom(pdev, oprom); - +err_free_rom: + intel_rom_free(rom); return NULL; } +static const struct vbt_header *intel_bios_get_vbt(struct intel_display *display, + size_t *sizep) +{ + struct drm_i915_private *i915 = to_i915(display->drm); + const struct vbt_header *vbt = NULL; + + vbt = firmware_get_vbt(display, sizep); + + if (!vbt) + vbt = intel_opregion_get_vbt(display, sizep); + + /* + * If the OpRegion does not have VBT, look in SPI flash + * through MMIO or PCI mapping + */ + if (!vbt && display->platform.dgfx) + with_intel_display_rpm(display) + vbt = oprom_get_vbt(display, intel_rom_spi(i915), sizep, "SPI flash"); + + if (!vbt) + with_intel_display_rpm(display) + vbt = oprom_get_vbt(display, intel_rom_pci(i915), sizep, "PCI ROM"); + + return vbt; +} + /** * intel_bios_init - find VBT and initialize settings from the BIOS - * @i915: i915 device instance + * @display: display device instance * * Parse and initialize settings from the Video BIOS Tables (VBT). If the VBT * was not found in ACPI OpRegion, try to find it in PCI ROM first. Also * initialize some defaults if the VBT is not present at all. */ -void intel_bios_init(struct drm_i915_private *i915) +void intel_bios_init(struct intel_display *display) { const struct vbt_header *vbt; - struct vbt_header *oprom_vbt = NULL; const struct bdb_header *bdb; - INIT_LIST_HEAD(&i915->display.vbt.display_devices); - INIT_LIST_HEAD(&i915->display.vbt.bdb_blocks); + INIT_LIST_HEAD(&display->vbt.display_devices); + INIT_LIST_HEAD(&display->vbt.bdb_blocks); - if (!HAS_DISPLAY(i915)) { - drm_dbg_kms(&i915->drm, + if (!HAS_DISPLAY(display)) { + drm_dbg_kms(display->drm, "Skipping VBT init due to disabled display.\n"); return; } - init_vbt_defaults(i915); - - vbt = intel_opregion_get_vbt(i915, NULL); - - /* - * If the OpRegion does not have VBT, look in SPI flash through MMIO or - * PCI mapping - */ - if (!vbt && IS_DGFX(i915)) { - oprom_vbt = spi_oprom_get_vbt(i915); - vbt = oprom_vbt; - } + init_vbt_defaults(display); - if (!vbt) { - oprom_vbt = oprom_get_vbt(i915); - vbt = oprom_vbt; - } + vbt = intel_bios_get_vbt(display, NULL); if (!vbt) goto out; bdb = get_bdb_header(vbt); - i915->display.vbt.version = bdb->version; + display->vbt.version = bdb->version; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "VBT signature \"%.*s\", BDB version %d\n", - (int)sizeof(vbt->signature), vbt->signature, i915->display.vbt.version); + (int)sizeof(vbt->signature), vbt->signature, + display->vbt.version); - init_bdb_blocks(i915, bdb); + init_bdb_blocks(display, bdb); /* Grab useful general definitions */ - parse_general_features(i915); - parse_general_definitions(i915); - parse_driver_features(i915); + parse_general_features(display); + parse_general_definitions(display); + parse_driver_features(display); /* Depends on child device list */ - parse_compression_parameters(i915); + parse_compression_parameters(display); out: if (!vbt) { - drm_info(&i915->drm, + drm_info(display->drm, "Failed to find VBIOS tables (VBT)\n"); - init_vbt_missing_defaults(i915); + init_vbt_missing_defaults(display); } /* Further processing on pre-parsed or generated child device data */ - parse_sdvo_device_mapping(i915); - parse_ddi_ports(i915); + parse_sdvo_device_mapping(display); + parse_ddi_ports(display); - kfree(oprom_vbt); + kfree(vbt); } -static void intel_bios_init_panel(struct drm_i915_private *i915, +static void intel_bios_init_panel(struct intel_display *display, struct intel_panel *panel, const struct intel_bios_encoder_data *devdata, const struct drm_edid *drm_edid, @@ -3152,63 +3203,64 @@ static void intel_bios_init_panel(struct drm_i915_private *i915, { /* already have it? */ if (panel->vbt.panel_type >= 0) { - drm_WARN_ON(&i915->drm, !use_fallback); + drm_WARN_ON(display->drm, !use_fallback); return; } - panel->vbt.panel_type = get_panel_type(i915, devdata, + panel->vbt.panel_type = get_panel_type(display, devdata, drm_edid, use_fallback); if (panel->vbt.panel_type < 0) { - drm_WARN_ON(&i915->drm, use_fallback); + drm_WARN_ON(display->drm, use_fallback); return; } init_vbt_panel_defaults(panel); - parse_panel_options(i915, panel); - parse_generic_dtd(i915, panel); - parse_lfp_data(i915, panel); - parse_lfp_backlight(i915, panel); - parse_sdvo_panel_data(i915, panel); - parse_panel_driver_features(i915, panel); - parse_power_conservation_features(i915, panel); - parse_edp(i915, panel); - parse_psr(i915, panel); - parse_mipi_config(i915, panel); - parse_mipi_sequence(i915, panel); + parse_panel_options(display, panel); + parse_generic_dtd(display, panel); + parse_lfp_data(display, panel); + parse_lfp_backlight(display, panel); + parse_sdvo_lvds_data(display, panel); + parse_panel_driver_features(display, panel); + parse_power_conservation_features(display, panel); + parse_edp(display, panel); + parse_psr(display, panel); + parse_mipi_config(display, panel); + parse_mipi_sequence(display, panel); } -void intel_bios_init_panel_early(struct drm_i915_private *i915, +void intel_bios_init_panel_early(struct intel_display *display, struct intel_panel *panel, const struct intel_bios_encoder_data *devdata) { - intel_bios_init_panel(i915, panel, devdata, NULL, false); + intel_bios_init_panel(display, panel, devdata, NULL, false); } -void intel_bios_init_panel_late(struct drm_i915_private *i915, +void intel_bios_init_panel_late(struct intel_display *display, struct intel_panel *panel, const struct intel_bios_encoder_data *devdata, const struct drm_edid *drm_edid) { - intel_bios_init_panel(i915, panel, devdata, drm_edid, true); + intel_bios_init_panel(display, panel, devdata, drm_edid, true); } /** * intel_bios_driver_remove - Free any resources allocated by intel_bios_init() - * @i915: i915 device instance + * @display: display device instance */ -void intel_bios_driver_remove(struct drm_i915_private *i915) +void intel_bios_driver_remove(struct intel_display *display) { struct intel_bios_encoder_data *devdata, *nd; struct bdb_block_entry *entry, *ne; - list_for_each_entry_safe(devdata, nd, &i915->display.vbt.display_devices, node) { + list_for_each_entry_safe(devdata, nd, &display->vbt.display_devices, + node) { list_del(&devdata->node); kfree(devdata->dsc); kfree(devdata); } - list_for_each_entry_safe(entry, ne, &i915->display.vbt.bdb_blocks, node) { + list_for_each_entry_safe(entry, ne, &display->vbt.bdb_blocks, node) { list_del(&entry->node); kfree(entry); } @@ -3218,8 +3270,8 @@ void intel_bios_fini_panel(struct intel_panel *panel) { kfree(panel->vbt.sdvo_lvds_vbt_mode); panel->vbt.sdvo_lvds_vbt_mode = NULL; - kfree(panel->vbt.lfp_lvds_vbt_mode); - panel->vbt.lfp_lvds_vbt_mode = NULL; + kfree(panel->vbt.lfp_vbt_mode); + panel->vbt.lfp_vbt_mode = NULL; kfree(panel->vbt.dsi.data); panel->vbt.dsi.data = NULL; kfree(panel->vbt.dsi.pps); @@ -3232,22 +3284,22 @@ void intel_bios_fini_panel(struct intel_panel *panel) /** * intel_bios_is_tv_present - is integrated TV present in VBT - * @i915: i915 device instance + * @display: display device instance * * Return true if TV is present. If no child devices were parsed from VBT, * assume TV is present. */ -bool intel_bios_is_tv_present(struct drm_i915_private *i915) +bool intel_bios_is_tv_present(struct intel_display *display) { const struct intel_bios_encoder_data *devdata; - if (!i915->display.vbt.int_tv_support) + if (!display->vbt.int_tv_support) return false; - if (list_empty(&i915->display.vbt.display_devices)) + if (list_empty(&display->vbt.display_devices)) return true; - list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { + list_for_each_entry(devdata, &display->vbt.display_devices, node) { const struct child_device_config *child = &devdata->child; /* @@ -3273,20 +3325,20 @@ bool intel_bios_is_tv_present(struct drm_i915_private *i915) /** * intel_bios_is_lvds_present - is LVDS present in VBT - * @i915: i915 device instance + * @display: display device instance * @i2c_pin: i2c pin for LVDS if present * * Return true if LVDS is present. If no child devices were parsed from VBT, * assume LVDS is present. */ -bool intel_bios_is_lvds_present(struct drm_i915_private *i915, u8 *i2c_pin) +bool intel_bios_is_lvds_present(struct intel_display *display, u8 *i2c_pin) { const struct intel_bios_encoder_data *devdata; - if (list_empty(&i915->display.vbt.display_devices)) + if (list_empty(&display->vbt.display_devices)) return true; - list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { + list_for_each_entry(devdata, &display->vbt.display_devices, node) { const struct child_device_config *child = &devdata->child; /* If the device type is not LFP, continue. @@ -3297,7 +3349,7 @@ bool intel_bios_is_lvds_present(struct drm_i915_private *i915, u8 *i2c_pin) child->device_type != DEVICE_TYPE_LFP) continue; - if (intel_gmbus_is_valid_pin(i915, child->i2c_pin)) + if (intel_gmbus_is_valid_pin(display, child->i2c_pin)) *i2c_pin = child->i2c_pin; /* However, we cannot trust the BIOS writers to populate @@ -3313,8 +3365,7 @@ bool intel_bios_is_lvds_present(struct drm_i915_private *i915, u8 *i2c_pin) * additional data. Trust that if the VBT was written into * the OpRegion then they have validated the LVDS's existence. */ - if (intel_opregion_get_vbt(i915, NULL)) - return true; + return intel_opregion_vbt_present(display); } return false; @@ -3322,25 +3373,25 @@ bool intel_bios_is_lvds_present(struct drm_i915_private *i915, u8 *i2c_pin) /** * intel_bios_is_port_present - is the specified digital port present - * @i915: i915 device instance + * @display: display device instance * @port: port to check * * Return true if the device in %port is present. */ -bool intel_bios_is_port_present(struct drm_i915_private *i915, enum port port) +bool intel_bios_is_port_present(struct intel_display *display, enum port port) { const struct intel_bios_encoder_data *devdata; - if (WARN_ON(!has_ddi_port_info(i915))) + if (WARN_ON(!has_ddi_port_info(display))) return true; - if (!is_port_valid(i915, port)) + if (!is_port_valid(display, port)) return false; - list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { + list_for_each_entry(devdata, &display->vbt.display_devices, node) { const struct child_device_config *child = &devdata->child; - if (dvo_port_to_port(i915, child->dvo_port) == port) + if (dvo_port_to_port(display, child->dvo_port) == port) return true; } @@ -3351,6 +3402,9 @@ bool intel_bios_encoder_supports_dp_dual_mode(const struct intel_bios_encoder_da { const struct child_device_config *child = &devdata->child; + if (!devdata) + return false; + if (!intel_bios_encoder_supports_dp(devdata) || !intel_bios_encoder_supports_hdmi(devdata)) return false; @@ -3368,32 +3422,32 @@ bool intel_bios_encoder_supports_dp_dual_mode(const struct intel_bios_encoder_da /** * intel_bios_is_dsi_present - is DSI present in VBT - * @i915: i915 device instance + * @display: display device instance * @port: port for DSI if present * * Return true if DSI is present, and return the port in %port. */ -bool intel_bios_is_dsi_present(struct drm_i915_private *i915, +bool intel_bios_is_dsi_present(struct intel_display *display, enum port *port) { const struct intel_bios_encoder_data *devdata; - list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { + list_for_each_entry(devdata, &display->vbt.display_devices, node) { const struct child_device_config *child = &devdata->child; u8 dvo_port = child->dvo_port; if (!(child->device_type & DEVICE_TYPE_MIPI_OUTPUT)) continue; - if (dsi_dvo_port_to_port(i915, dvo_port) == PORT_NONE) { - drm_dbg_kms(&i915->drm, + if (dsi_dvo_port_to_port(display, dvo_port) == PORT_NONE) { + drm_dbg_kms(display->drm, "VBT has unsupported DSI port %c\n", port_name(dvo_port - DVO_PORT_MIPIA)); continue; } if (port) - *port = dsi_dvo_port_to_port(i915, dvo_port); + *port = dsi_dvo_port_to_port(display, dvo_port); return true; } @@ -3404,7 +3458,7 @@ static void fill_dsc(struct intel_crtc_state *crtc_state, struct dsc_compression_parameters_entry *dsc, int dsc_max_bpc) { - struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev); + struct intel_display *display = to_intel_display(crtc_state); struct drm_dsc_config *vdsc_cfg = &crtc_state->dsc.config; int bpc = 8; @@ -3418,13 +3472,13 @@ static void fill_dsc(struct intel_crtc_state *crtc_state, else if (dsc->support_8bpc && dsc_max_bpc >= 8) bpc = 8; else - drm_dbg_kms(&i915->drm, "VBT: Unsupported BPC %d for DCS\n", + drm_dbg_kms(display->drm, "VBT: Unsupported BPC %d for DCS\n", dsc_max_bpc); crtc_state->pipe_bpp = bpc * 3; - crtc_state->dsc.compressed_bpp_x16 = to_bpp_x16(min(crtc_state->pipe_bpp, - VBT_DSC_MAX_BPP(dsc->max_bpp))); + crtc_state->dsc.compressed_bpp_x16 = fxp_q4_from_int(min(crtc_state->pipe_bpp, + VBT_DSC_MAX_BPP(dsc->max_bpp))); /* * FIXME: This is ugly, and slice count should take DSC engine @@ -3439,14 +3493,16 @@ static void fill_dsc(struct intel_crtc_state *crtc_state, } else { /* FIXME */ if (!(dsc->slices_per_line & BIT(0))) - drm_dbg_kms(&i915->drm, "VBT: Unsupported DSC slice count for DSI\n"); + drm_dbg_kms(display->drm, + "VBT: Unsupported DSC slice count for DSI\n"); crtc_state->dsc.slice_count = 1; } if (crtc_state->hw.adjusted_mode.crtc_hdisplay % crtc_state->dsc.slice_count != 0) - drm_dbg_kms(&i915->drm, "VBT: DSC hdisplay %d not divisible by slice count %d\n", + drm_dbg_kms(display->drm, + "VBT: DSC hdisplay %d not divisible by slice count %d\n", crtc_state->hw.adjusted_mode.crtc_hdisplay, crtc_state->dsc.slice_count); @@ -3470,16 +3526,16 @@ bool intel_bios_get_dsc_params(struct intel_encoder *encoder, struct intel_crtc_state *crtc_state, int dsc_max_bpc) { - struct drm_i915_private *i915 = to_i915(encoder->base.dev); + struct intel_display *display = to_intel_display(encoder); const struct intel_bios_encoder_data *devdata; - list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { + list_for_each_entry(devdata, &display->vbt.display_devices, node) { const struct child_device_config *child = &devdata->child; if (!(child->device_type & DEVICE_TYPE_MIPI_OUTPUT)) continue; - if (dsi_dvo_port_to_port(i915, child->dvo_port) == encoder->port) { + if (dsi_dvo_port_to_port(display, child->dvo_port) == encoder->port) { if (!devdata->dsc) return false; @@ -3539,18 +3595,18 @@ static const u8 direct_aux_ch_map[] = { [AUX_CH_I] = DP_AUX_I, /* aka AUX_CH_USBC6 */ }; -static enum aux_ch map_aux_ch(struct drm_i915_private *i915, u8 aux_channel) +static enum aux_ch map_aux_ch(struct intel_display *display, u8 aux_channel) { const u8 *aux_ch_map; int i, n_entries; - if (DISPLAY_VER(i915) >= 13) { + if (DISPLAY_VER(display) >= 13) { aux_ch_map = adlp_aux_ch_map; n_entries = ARRAY_SIZE(adlp_aux_ch_map); - } else if (IS_ALDERLAKE_S(i915)) { + } else if (display->platform.alderlake_s) { aux_ch_map = adls_aux_ch_map; n_entries = ARRAY_SIZE(adls_aux_ch_map); - } else if (IS_DG1(i915) || IS_ROCKETLAKE(i915)) { + } else if (display->platform.dg1 || display->platform.rocketlake) { aux_ch_map = rkl_aux_ch_map; n_entries = ARRAY_SIZE(rkl_aux_ch_map); } else { @@ -3563,7 +3619,7 @@ static enum aux_ch map_aux_ch(struct drm_i915_private *i915, u8 aux_channel) return i; } - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Ignoring alternate AUX CH: VBT claims AUX 0x%x, which is not valid for this platform\n", aux_channel); @@ -3575,22 +3631,22 @@ enum aux_ch intel_bios_dp_aux_ch(const struct intel_bios_encoder_data *devdata) if (!devdata || !devdata->child.aux_channel) return AUX_CH_NONE; - return map_aux_ch(devdata->i915, devdata->child.aux_channel); + return map_aux_ch(devdata->display, devdata->child.aux_channel); } bool intel_bios_dp_has_shared_aux_ch(const struct intel_bios_encoder_data *devdata) { - struct drm_i915_private *i915; + struct intel_display *display; u8 aux_channel; int count = 0; if (!devdata || !devdata->child.aux_channel) return false; - i915 = devdata->i915; + display = devdata->display; aux_channel = devdata->child.aux_channel; - list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { + list_for_each_entry(devdata, &display->vbt.display_devices, node) { if (intel_bios_encoder_supports_dp(devdata) && aux_channel == devdata->child.aux_channel) count++; @@ -3601,18 +3657,18 @@ bool intel_bios_dp_has_shared_aux_ch(const struct intel_bios_encoder_data *devda int intel_bios_dp_boost_level(const struct intel_bios_encoder_data *devdata) { - if (!devdata || devdata->i915->display.vbt.version < 196 || !devdata->child.iboost) + if (!devdata || devdata->display->vbt.version < 196 || !devdata->child.iboost) return 0; - return translate_iboost(devdata->i915, devdata->child.dp_iboost_level); + return translate_iboost(devdata->display, devdata->child.dp_iboost_level); } int intel_bios_hdmi_boost_level(const struct intel_bios_encoder_data *devdata) { - if (!devdata || devdata->i915->display.vbt.version < 196 || !devdata->child.iboost) + if (!devdata || devdata->display->vbt.version < 196 || !devdata->child.iboost) return 0; - return translate_iboost(devdata->i915, devdata->child.hdmi_iboost_level); + return translate_iboost(devdata->display, devdata->child.hdmi_iboost_level); } int intel_bios_hdmi_ddc_pin(const struct intel_bios_encoder_data *devdata) @@ -3620,17 +3676,17 @@ int intel_bios_hdmi_ddc_pin(const struct intel_bios_encoder_data *devdata) if (!devdata || !devdata->child.ddc_pin) return 0; - return map_ddc_pin(devdata->i915, devdata->child.ddc_pin); + return map_ddc_pin(devdata->display, devdata->child.ddc_pin); } bool intel_bios_encoder_supports_typec_usb(const struct intel_bios_encoder_data *devdata) { - return devdata->i915->display.vbt.version >= 195 && devdata->child.dp_usb_type_c; + return devdata->display->vbt.version >= 195 && devdata->child.dp_usb_type_c; } bool intel_bios_encoder_supports_tbt(const struct intel_bios_encoder_data *devdata) { - return devdata->i915->display.vbt.version >= 209 && devdata->child.tbt; + return devdata->display->vbt.version >= 209 && devdata->child.tbt; } bool intel_bios_encoder_lane_reversal(const struct intel_bios_encoder_data *devdata) @@ -3644,11 +3700,11 @@ bool intel_bios_encoder_hpd_invert(const struct intel_bios_encoder_data *devdata } const struct intel_bios_encoder_data * -intel_bios_encoder_data_lookup(struct drm_i915_private *i915, enum port port) +intel_bios_encoder_data_lookup(struct intel_display *display, enum port port) { struct intel_bios_encoder_data *devdata; - list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) { + list_for_each_entry(devdata, &display->vbt.display_devices, node) { if (intel_bios_encoder_port(devdata) == port) return devdata; } @@ -3656,39 +3712,38 @@ intel_bios_encoder_data_lookup(struct drm_i915_private *i915, enum port port) return NULL; } -void intel_bios_for_each_encoder(struct drm_i915_private *i915, - void (*func)(struct drm_i915_private *i915, +void intel_bios_for_each_encoder(struct intel_display *display, + void (*func)(struct intel_display *display, const struct intel_bios_encoder_data *devdata)) { struct intel_bios_encoder_data *devdata; - list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) - func(i915, devdata); + list_for_each_entry(devdata, &display->vbt.display_devices, node) + func(display, devdata); } static int intel_bios_vbt_show(struct seq_file *m, void *unused) { - struct drm_i915_private *i915 = m->private; + struct intel_display *display = m->private; const void *vbt; size_t vbt_size; - /* - * FIXME: VBT might originate from other places than opregion, and then - * this would be incorrect. - */ - vbt = intel_opregion_get_vbt(i915, &vbt_size); - if (vbt) + vbt = intel_bios_get_vbt(display, &vbt_size); + + if (vbt) { seq_write(m, vbt, vbt_size); + kfree(vbt); + } return 0; } DEFINE_SHOW_ATTRIBUTE(intel_bios_vbt); -void intel_bios_debugfs_register(struct drm_i915_private *i915) +void intel_bios_debugfs_register(struct intel_display *display) { - struct drm_minor *minor = i915->drm.primary; + struct drm_minor *minor = display->drm->primary; debugfs_create_file("i915_vbt", 0444, minor->debugfs_root, - i915, &intel_bios_vbt_fops); + display, &intel_bios_vbt_fops); } |