diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_bios.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bios.h | 290 |
1 files changed, 290 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.h b/drivers/gpu/drm/nouveau/nouveau_bios.h new file mode 100644 index 000000000000..058e98c76d89 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nouveau_bios.h @@ -0,0 +1,290 @@ +/* + * Copyright 2007-2008 Nouveau Project + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#ifndef __NOUVEAU_BIOS_H__ +#define __NOUVEAU_BIOS_H__ + +#include "nvreg.h" +#include "nouveau_i2c.h" + +#define DCB_MAX_NUM_ENTRIES 16 +#define DCB_MAX_NUM_I2C_ENTRIES 16 +#define DCB_MAX_NUM_GPIO_ENTRIES 32 +#define DCB_MAX_NUM_CONNECTOR_ENTRIES 16 + +#define DCB_LOC_ON_CHIP 0 + +struct dcb_entry { + int index; /* may not be raw dcb index if merging has happened */ + uint8_t type; + uint8_t i2c_index; + uint8_t heads; + uint8_t connector; + uint8_t bus; + uint8_t location; + uint8_t or; + bool duallink_possible; + union { + struct sor_conf { + int link; + } sorconf; + struct { + int maxfreq; + } crtconf; + struct { + struct sor_conf sor; + bool use_straps_for_mode; + bool use_power_scripts; + } lvdsconf; + struct { + bool has_component_output; + } tvconf; + struct { + struct sor_conf sor; + int link_nr; + int link_bw; + } dpconf; + struct { + struct sor_conf sor; + } tmdsconf; + }; + bool i2c_upper_default; +}; + +struct dcb_i2c_entry { + uint8_t port_type; + uint8_t read, write; + struct nouveau_i2c_chan *chan; +}; + +struct parsed_dcb { + int entries; + struct dcb_entry entry[DCB_MAX_NUM_ENTRIES]; + struct dcb_i2c_entry i2c[DCB_MAX_NUM_I2C_ENTRIES]; +}; + +enum dcb_gpio_tag { + DCB_GPIO_TVDAC0 = 0xc, + DCB_GPIO_TVDAC1 = 0x2d, +}; + +struct dcb_gpio_entry { + enum dcb_gpio_tag tag; + int line; + bool invert; +}; + +struct parsed_dcb_gpio { + int entries; + struct dcb_gpio_entry entry[DCB_MAX_NUM_GPIO_ENTRIES]; +}; + +struct dcb_connector_table_entry { + uint32_t entry; + uint8_t type; + uint8_t index; + uint8_t gpio_tag; +}; + +struct dcb_connector_table { + int entries; + struct dcb_connector_table_entry entry[DCB_MAX_NUM_CONNECTOR_ENTRIES]; +}; + +struct bios_parsed_dcb { + uint8_t version; + + struct parsed_dcb dcb; + + uint8_t *i2c_table; + uint8_t i2c_default_indices; + + uint16_t gpio_table_ptr; + struct parsed_dcb_gpio gpio; + uint16_t connector_table_ptr; + struct dcb_connector_table connector; +}; + +enum nouveau_encoder_type { + OUTPUT_ANALOG = 0, + OUTPUT_TV = 1, + OUTPUT_TMDS = 2, + OUTPUT_LVDS = 3, + OUTPUT_DP = 6, + OUTPUT_ANY = -1 +}; + +enum nouveau_or { + OUTPUT_A = (1 << 0), + OUTPUT_B = (1 << 1), + OUTPUT_C = (1 << 2) +}; + +enum LVDS_script { + /* Order *does* matter here */ + LVDS_INIT = 1, + LVDS_RESET, + LVDS_BACKLIGHT_ON, + LVDS_BACKLIGHT_OFF, + LVDS_PANEL_ON, + LVDS_PANEL_OFF +}; + +/* changing these requires matching changes to reg tables in nv_get_clock */ +#define MAX_PLL_TYPES 4 +enum pll_types { + NVPLL, + MPLL, + VPLL1, + VPLL2 +}; + +struct pll_lims { + struct { + int minfreq; + int maxfreq; + int min_inputfreq; + int max_inputfreq; + + uint8_t min_m; + uint8_t max_m; + uint8_t min_n; + uint8_t max_n; + } vco1, vco2; + + uint8_t max_log2p; + /* + * for most pre nv50 cards setting a log2P of 7 (the common max_log2p + * value) is no different to 6 (at least for vplls) so allowing the MNP + * calc to use 7 causes the generated clock to be out by a factor of 2. + * however, max_log2p cannot be fixed-up during parsing as the + * unmodified max_log2p value is still needed for setting mplls, hence + * an additional max_usable_log2p member + */ + uint8_t max_usable_log2p; + uint8_t log2p_bias; + + uint8_t min_p; + uint8_t max_p; + + int refclk; +}; + +struct nouveau_bios_info { + struct parsed_dcb *dcb; + + uint8_t chip_version; + + uint32_t dactestval; + uint32_t tvdactestval; + uint8_t digital_min_front_porch; + bool fp_no_ddc; +}; + +struct nvbios { + struct drm_device *dev; + struct nouveau_bios_info pub; + + uint8_t data[NV_PROM_SIZE]; + unsigned int length; + bool execute; + + uint8_t major_version; + uint8_t feature_byte; + bool is_mobile; + + uint32_t fmaxvco, fminvco; + + bool old_style_init; + uint16_t init_script_tbls_ptr; + uint16_t extra_init_script_tbl_ptr; + uint16_t macro_index_tbl_ptr; + uint16_t macro_tbl_ptr; + uint16_t condition_tbl_ptr; + uint16_t io_condition_tbl_ptr; + uint16_t io_flag_condition_tbl_ptr; + uint16_t init_function_tbl_ptr; + + uint16_t pll_limit_tbl_ptr; + uint16_t ram_restrict_tbl_ptr; + uint8_t ram_restrict_group_count; + + uint16_t some_script_ptr; /* BIT I + 14 */ + uint16_t init96_tbl_ptr; /* BIT I + 16 */ + + struct bios_parsed_dcb bdcb; + + struct { + int crtchead; + /* these need remembering across suspend */ + uint32_t saved_nv_pfb_cfg0; + } state; + + struct { + struct dcb_entry *output; + uint16_t script_table_ptr; + uint16_t dp_table_ptr; + } display; + + struct { + uint16_t fptablepointer; /* also used by tmds */ + uint16_t fpxlatetableptr; + int xlatwidth; + uint16_t lvdsmanufacturerpointer; + uint16_t fpxlatemanufacturertableptr; + uint16_t mode_ptr; + uint16_t xlated_entry; + bool power_off_for_reset; + bool reset_after_pclk_change; + bool dual_link; + bool link_c_increment; + bool BITbit1; + bool if_is_24bit; + int duallink_transition_clk; + uint8_t strapless_is_24bit; + uint8_t *edid; + + /* will need resetting after suspend */ + int last_script_invoc; + bool lvds_init_run; + } fp; + + struct { + uint16_t output0_script_ptr; + uint16_t output1_script_ptr; + } tmds; + + struct { + uint16_t mem_init_tbl_ptr; + uint16_t sdr_seq_tbl_ptr; + uint16_t ddr_seq_tbl_ptr; + + struct { + uint8_t crt, tv, panel; + } i2c_indices; + + uint16_t lvds_single_a_script_ptr; + } legacy; +}; + +#endif |