diff options
| -rw-r--r-- | drivers/video/via/hw.c | 648 |
1 files changed, 301 insertions, 347 deletions
diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c index 071e3a94b58..b418acf3cd5 100644 --- a/drivers/video/via/hw.c +++ b/drivers/video/via/hw.c @@ -22,342 +22,272 @@ #include <linux/via-core.h> #include "global.h" -static struct pll_map pll_value[] = { - {25175000, - {99, 7, 3}, - {85, 3, 4}, /* ignoring bit difference: 0x00008000 */ - {141, 5, 4}, - {141, 5, 4} }, - {29581000, - {33, 4, 2}, - {66, 2, 4}, /* ignoring bit difference: 0x00808000 */ - {166, 5, 4}, /* ignoring bit difference: 0x00008000 */ - {165, 5, 4} }, - {26880000, - {15, 4, 1}, - {30, 2, 3}, /* ignoring bit difference: 0x00808000 */ - {150, 5, 4}, - {150, 5, 4} }, - {31500000, - {53, 3, 3}, /* ignoring bit difference: 0x00008000 */ - {141, 4, 4}, /* ignoring bit difference: 0x00008000 */ - {176, 5, 4}, - {176, 5, 4} }, - {31728000, - {31, 7, 1}, - {177, 5, 4}, /* ignoring bit difference: 0x00008000 */ - {177, 5, 4}, - {142, 4, 4} }, - {32688000, - {73, 4, 3}, - {146, 4, 4}, /* ignoring bit difference: 0x00008000 */ - {183, 5, 4}, - {146, 4, 4} }, - {36000000, - {101, 5, 3}, /* ignoring bit difference: 0x00008000 */ - {161, 4, 4}, /* ignoring bit difference: 0x00008000 */ - {202, 5, 4}, - {161, 4, 4} }, - {40000000, - {89, 4, 3}, - {89, 4, 3}, /* ignoring bit difference: 0x00008000 */ - {112, 5, 3}, - {112, 5, 3} }, - {41291000, - {23, 4, 1}, - {69, 3, 3}, /* ignoring bit difference: 0x00008000 */ - {115, 5, 3}, - {115, 5, 3} }, - {43163000, - {121, 5, 3}, - {121, 5, 3}, /* ignoring bit difference: 0x00008000 */ - {121, 5, 3}, - {121, 5, 3} }, - {45250000, - {127, 5, 3}, - {127, 5, 3}, /* ignoring bit difference: 0x00808000 */ - {127, 5, 3}, - {127, 5, 3} }, - {46000000, - {90, 7, 2}, - {103, 4, 3}, /* ignoring bit difference: 0x00008000 */ - {129, 5, 3}, - {103, 4, 3} }, - {46996000, - {105, 4, 3}, /* ignoring bit difference: 0x00008000 */ - {131, 5, 3}, /* ignoring bit difference: 0x00808000 */ - {131, 5, 3}, /* ignoring bit difference: 0x00808000 */ - {105, 4, 3} }, - {48000000, - {67, 20, 0}, - {134, 5, 3}, /* ignoring bit difference: 0x00808000 */ - {134, 5, 3}, - {134, 5, 3} }, - {48875000, - {99, 29, 0}, - {82, 3, 3}, /* ignoring bit difference: 0x00808000 */ - {82, 3, 3}, /* ignoring bit difference: 0x00808000 */ - {137, 5, 3} }, - {49500000, - {83, 6, 2}, - {83, 3, 3}, /* ignoring bit difference: 0x00008000 */ - {138, 5, 3}, - {83, 3, 3} }, - {52406000, - {117, 4, 3}, - {117, 4, 3}, /* ignoring bit difference: 0x00008000 */ - {117, 4, 3}, - {88, 3, 3} }, - {52977000, - {37, 5, 1}, - {148, 5, 3}, /* ignoring bit difference: 0x00808000 */ - {148, 5, 3}, - {148, 5, 3} }, - {56250000, - {55, 7, 1}, /* ignoring bit difference: 0x00008000 */ - {126, 4, 3}, /* ignoring bit difference: 0x00008000 */ - {157, 5, 3}, - {157, 5, 3} }, - {57275000, - {0, 0, 0}, - {2, 2, 0}, - {2, 2, 0}, - {157, 5, 3} }, /* ignoring bit difference: 0x00808000 */ - {60466000, - {76, 9, 1}, - {169, 5, 3}, /* ignoring bit difference: 0x00808000 */ - {169, 5, 3}, /* FIXED: old = {72, 2, 3} */ - {169, 5, 3} }, - {61500000, - {86, 20, 0}, - {172, 5, 3}, /* ignoring bit difference: 0x00808000 */ - {172, 5, 3}, - {172, 5, 3} }, - {65000000, - {109, 6, 2}, /* ignoring bit difference: 0x00008000 */ - {109, 3, 3}, /* ignoring bit difference: 0x00008000 */ - {109, 3, 3}, - {109, 3, 3} }, - {65178000, - {91, 5, 2}, - {182, 5, 3}, /* ignoring bit difference: 0x00808000 */ - {109, 3, 3}, - {182, 5, 3} }, - {66750000, - {75, 4, 2}, - {150, 4, 3}, /* ignoring bit difference: 0x00808000 */ - {150, 4, 3}, - {112, 3, 3} }, - {68179000, - {19, 4, 0}, - {114, 3, 3}, /* ignoring bit difference: 0x00008000 */ - {190, 5, 3}, - {191, 5, 3} }, - {69924000, - {83, 17, 0}, - {195, 5, 3}, /* ignoring bit difference: 0x00808000 */ - {195, 5, 3}, - {195, 5, 3} }, - {70159000, - {98, 20, 0}, - {196, 5, 3}, /* ignoring bit difference: 0x00808000 */ - {196, 5, 3}, - {195, 5, 3} }, - {72000000, - {121, 24, 0}, - {161, 4, 3}, /* ignoring bit difference: 0x00808000 */ - {161, 4, 3}, - {161, 4, 3} }, - {78750000, - {33, 3, 1}, - {66, 3, 2}, /* ignoring bit difference: 0x00008000 */ - {110, 5, 2}, - {110, 5, 2} }, - {80136000, - {28, 5, 0}, - {68, 3, 2}, /* ignoring bit difference: 0x00008000 */ - {112, 5, 2}, - {112, 5, 2} }, - {83375000, - {93, 2, 3}, - {93, 4, 2}, /* ignoring bit difference: 0x00800000 */ - {93, 4, 2}, /* ignoring bit difference: 0x00800000 */ - {117, 5, 2} }, - {83950000, - {41, 7, 0}, - {117, 5, 2}, /* ignoring bit difference: 0x00008000 */ - {117, 5, 2}, - {117, 5, 2} }, - {84750000, - {118, 5, 2}, - {118, 5, 2}, /* ignoring bit difference: 0x00808000 */ - {118, 5, 2}, - {118, 5, 2} }, - {85860000, - {84, 7, 1}, - {120, 5, 2}, /* ignoring bit difference: 0x00808000 */ - {120, 5, 2}, - {118, 5, 2} }, - {88750000, - {31, 5, 0}, - {124, 5, 2}, /* ignoring bit difference: 0x00808000 */ - {174, 7, 2}, /* ignoring bit difference: 0x00808000 */ - {124, 5, 2} }, - {94500000, - {33, 5, 0}, - {132, 5, 2}, /* ignoring bit difference: 0x00008000 */ - {132, 5, 2}, - {132, 5, 2} }, - {97750000, - {82, 6, 1}, - {137, 5, 2}, /* ignoring bit difference: 0x00808000 */ - {137, 5, 2}, - {137, 5, 2} }, - {101000000, - {127, 9, 1}, - {141, 5, 2}, /* ignoring bit difference: 0x00808000 */ - {141, 5, 2}, - {141, 5, 2} }, - {106500000, - {119, 4, 2}, - {119, 4, 2}, /* ignoring bit difference: 0x00808000 */ - {119, 4, 2}, - {149, 5, 2} }, - {108000000, - {121, 4, 2}, - {121, 4, 2}, /* ignoring bit difference: 0x00808000 */ - {151, 5, 2}, - {151, 5, 2} }, - {113309000, - {95, 12, 0}, - {95, 3, 2}, /* ignoring bit difference: 0x00808000 */ - {95, 3, 2}, - {159, 5, 2} }, - {118840000, - {83, 5, 1}, - {166, 5, 2}, /* ignoring bit difference: 0x00808000 */ - {166, 5, 2}, - {166, 5, 2} }, - {119000000, - {108, 13, 0}, - {133, 4, 2}, /* ignoring bit difference: 0x00808000 */ - {133, 4, 2}, - {167, 5, 2} }, - {121750000, - {85, 5, 1}, - {170, 5, 2}, /* ignoring bit difference: 0x00808000 */ - {68, 2, 2}, - {0, 0, 0} }, - {125104000, - {53, 6, 0}, /* ignoring bit difference: 0x00008000 */ - {106, 3, 2}, /* ignoring bit difference: 0x00008000 */ - {175, 5, 2}, - {0, 0, 0} }, - {135000000, - {94, 5, 1}, - {28, 3, 0}, /* ignoring bit difference: 0x00804000 */ - {151, 4, 2}, - {189, 5, 2} }, - {136700000, - {115, 12, 0}, - {191, 5, 2}, /* ignoring bit difference: 0x00808000 */ - {191, 5, 2}, - {191, 5, 2} }, - {138400000, - {87, 9, 0}, - {116, 3, 2}, /* ignoring bit difference: 0x00808000 */ - {116, 3, 2}, - {194, 5, 2} }, - {146760000, - {103, 5, 1}, - {206, 5, 2}, /* ignoring bit difference: 0x00808000 */ - {206, 5, 2}, - {206, 5, 2} }, - {153920000, - {86, 8, 0}, - {86, 4, 1}, /* ignoring bit difference: 0x00808000 */ - {86, 4, 1}, - {86, 4, 1} }, /* FIXED: old = {84, 2, 1} */ - {156000000, - {109, 5, 1}, - {109, 5, 1}, /* ignoring bit difference: 0x00808000 */ - {109, 5, 1}, - {108, 5, 1} }, - {157500000, - {55, 5, 0}, /* ignoring bit difference: 0x00008000 */ - {22, 2, 0}, /* ignoring bit difference: 0x00802000 */ - {110, 5, 1}, - {110, 5, 1} }, - {162000000, - {113, 5, 1}, - {113, 5, 1}, /* ignoring bit difference: 0x00808000 */ - {113, 5, 1}, - {113, 5, 1} }, - {187000000, - {118, 9, 0}, - {131, 5, 1}, /* ignoring bit difference: 0x00808000 */ - {131, 5, 1}, - {131, 5, 1} }, - {193295000, - {108, 8, 0}, - {81, 3, 1}, /* ignoring bit difference: 0x00808000 */ - {135, 5, 1}, - {135, 5, 1} }, - {202500000, - {99, 7, 0}, - {85, 3, 1}, /* ignoring bit difference: 0x00808000 */ - {142, 5, 1}, - {142, 5, 1} }, - {204000000, - {100, 7, 0}, - {143, 5, 1}, /* ignoring bit difference: 0x00808000 */ - {143, 5, 1}, - {143, 5, 1} }, - {218500000, - {92, 6, 0}, - {153, 5, 1}, /* ignoring bit difference: 0x00808000 */ - {153, 5, 1}, - {153, 5, 1} }, - {234000000, - {98, 6, 0}, - {98, 3, 1}, /* ignoring bit difference: 0x00008000 */ - {98, 3, 1}, - {164, 5, 1} }, - {267250000, - {112, 6, 0}, - {112, 3, 1}, /* ignoring bit difference: 0x00808000 */ - {187, 5, 1}, - {187, 5, 1} }, - {297500000, - {102, 5, 0}, /* ignoring bit difference: 0x00008000 */ - {166, 4, 1}, /* ignoring bit difference: 0x00008000 */ - {208, 5, 1}, - {208, 5, 1} }, - {74481000, - {26, 5, 0}, - {125, 3, 3}, /* ignoring bit difference: 0x00808000 */ - {208, 5, 3}, - {209, 5, 3} }, - {172798000, - {121, 5, 1}, - {121, 5, 1}, /* ignoring bit difference: 0x00808000 */ - {121, 5, 1}, - {121, 5, 1} }, - {122614000, - {60, 7, 0}, - {137, 4, 2}, /* ignoring bit difference: 0x00808000 */ - {137, 4, 2}, - {172, 5, 2} }, - {74270000, - {83, 8, 1}, - {208, 5, 3}, - {208, 5, 3}, - {0, 0, 0} }, - {148500000, - {83, 8, 0}, - {208, 5, 2}, - {166, 4, 2}, - {208, 5, 2} } +static struct pll_config cle266_pll_config[] = { + {19, 4, 0}, + {26, 5, 0}, + {28, 5, 0}, + {31, 5, 0}, + {33, 5, 0}, + {55, 5, 0}, + {102, 5, 0}, + {53, 6, 0}, + {92, 6, 0}, + {98, 6, 0}, + {112, 6, 0}, + {41, 7, 0}, + {60, 7, 0}, + {99, 7, 0}, + {100, 7, 0}, + {83, 8, 0}, + {86, 8, 0}, + {108, 8, 0}, + {87, 9, 0}, + {118, 9, 0}, + {95, 12, 0}, + {115, 12, 0}, + {108, 13, 0}, + {83, 17, 0}, + {67, 20, 0}, + {86, 20, 0}, + {98, 20, 0}, + {121, 24, 0}, + {99, 29, 0}, + {33, 3, 1}, + {15, 4, 1}, + {23, 4, 1}, + {37, 5, 1}, + {83, 5, 1}, + {85, 5, 1}, + {94, 5, 1}, + {103, 5, 1}, + {109, 5, 1}, + {113, 5, 1}, + {121, 5, 1}, + {82, 6, 1}, + {31, 7, 1}, + {55, 7, 1}, + {84, 7, 1}, + {83, 8, 1}, + {76, 9, 1}, + {127, 9, 1}, + {33, 4, 2}, + {75, 4, 2}, + {119, 4, 2}, + {121, 4, 2}, + {91, 5, 2}, + {118, 5, 2}, + {83, 6, 2}, + {109, 6, 2}, + {90, 7, 2}, + {93, 2, 3}, + {53, 3, 3}, + {73, 4, 3}, + {89, 4, 3}, + {105, 4, 3}, + {117, 4, 3}, + {101, 5, 3}, + {121, 5, 3}, + {127, 5, 3}, + {99, 7, 3} +}; + +static struct pll_config k800_pll_config[] = { + {22, 2, 0}, + {28, 3, 0}, + {81, 3, 1}, + {85, 3, 1}, + {98, 3, 1}, + {112, 3, 1}, + {86, 4, 1}, + {166, 4, 1}, + {109, 5, 1}, + {113, 5, 1}, + {121, 5, 1}, + {131, 5, 1}, + {143, 5, 1}, + {153, 5, 1}, + {66, 3, 2}, + {68, 3, 2}, + {95, 3, 2}, + {106, 3, 2}, + {116, 3, 2}, + {93, 4, 2}, + {119, 4, 2}, + {121, 4, 2}, + {133, 4, 2}, + {137, 4, 2}, + {117, 5, 2}, + {118, 5, 2}, + {120, 5, 2}, + {124, 5, 2}, + {132, 5, 2}, + {137, 5, 2}, + {141, 5, 2}, + {166, 5, 2}, + {170, 5, 2}, + {191, 5, 2}, + {206, 5, 2}, + {208, 5, 2}, + {30, 2, 3}, + {69, 3, 3}, + {82, 3, 3}, + {83, 3, 3}, + {109, 3, 3}, + {114, 3, 3}, + {125, 3, 3}, + {89, 4, 3}, + {103, 4, 3}, + {117, 4, 3}, + {126, 4, 3}, + {150, 4, 3}, + {161, 4, 3}, + {121, 5, 3}, + {127, 5, 3}, + {131, 5, 3}, + {134, 5, 3}, + {148, 5, 3}, + {169, 5, 3}, + {172, 5, 3}, + {182, 5, 3}, + {195, 5, 3}, + {196, 5, 3}, + {208, 5, 3}, + {66, 2, 4}, + {85, 3, 4}, + {141, 4, 4}, + {146, 4, 4}, + {161, 4, 4}, + {177, 5, 4} +}; + +static struct pll_config cx700_pll_config[] = { + {98, 3, 1}, + {86, 4, 1}, + {109, 5, 1}, + {110, 5, 1}, + {113, 5, 1}, + {121, 5, 1}, + {131, 5, 1}, + {135, 5, 1}, + {142, 5, 1}, + {143, 5, 1}, + {153, 5, 1}, + {187, 5, 1}, + {208, 5, 1}, + {68, 2, 2}, + {95, 3, 2}, + {116, 3, 2}, + {93, 4, 2}, + {119, 4, 2}, + {133, 4, 2}, + {137, 4, 2}, + {151, 4, 2}, + {166, 4, 2}, + {110, 5, 2}, + {112, 5, 2}, + {117, 5, 2}, + {118, 5, 2}, + {120, 5, 2}, + {132, 5, 2}, + {137, 5, 2}, + {141, 5, 2}, + {151, 5, 2}, + {166, 5, 2}, + {175, 5, 2}, + {191, 5, 2}, + {206, 5, 2}, + {174, 7, 2}, + {82, 3, 3}, + {109, 3, 3}, + {117, 4, 3}, + {150, 4, 3}, + {161, 4, 3}, + {112, 5, 3}, + {115, 5, 3}, + {121, 5, 3}, + {127, 5, 3}, + {129, 5, 3}, + {131, 5, 3}, + {134, 5, 3}, + {138, 5, 3}, + {148, 5, 3}, + {157, 5, 3}, + {169, 5, 3}, + {172, 5, 3}, + {190, 5, 3}, + {195, 5, 3}, + {196, 5, 3}, + {208, 5, 3}, + {141, 5, 4}, + {150, 5, 4}, + {166, 5, 4}, + {176, 5, 4}, + {177, 5, 4}, + {183, 5, 4}, + {202, 5, 4} +}; + +static struct pll_config vx855_pll_config[] = { + {86, 4, 1}, + {108, 5, 1}, + {110, 5, 1}, + {113, 5, 1}, + {121, 5, 1}, + {131, 5, 1}, + {135, 5, 1}, + {142, 5, 1}, + {143, 5, 1}, + {153, 5, 1}, + {164, 5, 1}, + {187, 5, 1}, + {208, 5, 1}, + {110, 5, 2}, + {112, 5, 2}, + {117, 5, 2}, + {118, 5, 2}, + {124, 5, 2}, + {132, 5, 2}, + {137, 5, 2}, + {141, 5, 2}, + {149, 5, 2}, + {151, 5, 2}, + {159, 5, 2}, + {166, 5, 2}, + {167, 5, 2}, + {172, 5, 2}, + {189, 5, 2}, + {191, 5, 2}, + {194, 5, 2}, + {206, 5, 2}, + {208, 5, 2}, + {83, 3, 3}, + {88, 3, 3}, + {109, 3, 3}, + {112, 3, 3}, + {103, 4, 3}, + {105, 4, 3}, + {161, 4, 3}, + {112, 5, 3}, + {115, 5, 3}, + {121, 5, 3}, + {127, 5, 3}, + {134, 5, 3}, + {137, 5, 3}, + {148, 5, 3}, + {157, 5, 3}, + {169, 5, 3}, + {172, 5, 3}, + {182, 5, 3}, + {191, 5, 3}, + {195, 5, 3}, + {209, 5, 3}, + {142, 4, 4}, + {146, 4, 4}, + {161, 4, 4}, + {141, 5, 4}, + {150, 5, 4}, + {165, 5, 4}, + {176, 5, 4} }; static struct fifo_depth_select display_fifo_depth_reg = { @@ -1674,26 +1604,48 @@ static u32 vx855_encode_pll(struct pll_config pll) | pll.multiplier; } -u32 viafb_get_clk_value(int clk) +static inline u32 get_pll_internal_frequency(u32 ref_freq, + struct pll_config pll) { - u32 value = 0; - int i, best = 0; + return ref_freq / pll.divisor * pll.multiplier; +} - for (i = 1; i < ARRAY_SIZE(pll_value); i++) { - if (abs(pll_value[i].clk - clk) - < abs(pll_value[best].clk - clk)) - best = i; +static inline u32 get_pll_output_frequency(u32 ref_freq, struct pll_config pll) +{ + return get_pll_internal_frequency(ref_freq, pll)>>pll.rshift; +} + +static struct pll_config get_pll_config(struct pll_config *config, int size, + int clk) +{ + struct pll_config best = config[0]; + const u32 f0 = 14318180; /* X1 frequency */ + int i; + + for (i = 1; i < size; i++) { + if (abs(get_pll_output_frequency(f0, config[i]) - clk) + < abs(get_pll_output_frequency(f0, best) - clk)) + best = config[i]; } + return best; +} + +u32 viafb_get_clk_value(int clk) +{ + u32 value = 0; + switch (viaparinfo->chip_info->gfx_chip_name) { case UNICHROME_CLE266: case UNICHROME_K400: - value = cle266_encode_pll(pll_value[best].cle266_pll); + value = cle266_encode_pll(get_pll_config(cle266_pll_config, + ARRAY_SIZE(cle266_pll_config), clk)); break; case UNICHROME_K800: case UNICHROME_PM800: case UNICHROME_CN700: - value = k800_encode_pll(pll_value[best].k800_pll); + value = k800_encode_pll(get_pll_config(k800_pll_config, + ARRAY_SIZE(k800_pll_config), clk)); break; case UNICHROME_CX700: case UNICHROME_CN750: @@ -1701,11 +1653,13 @@ u32 viafb_get_clk_value(int clk) case UNICHROME_P4M890: case UNICHROME_P4M900: case UNICHROME_VX800: - value = k800_encode_pll(pll_value[best].cx700_pll); + value = k800_encode_pll(get_pll_config(cx700_pll_config, + ARRAY_SIZE(cx700_pll_config), clk)); break; case UNICHROME_VX855: case UNICHROME_VX900: - value = vx855_encode_pll(pll_value[best].vx855_pll); + value = vx855_encode_pll(get_pll_config(vx855_pll_config, + ARRAY_SIZE(vx855_pll_config), clk)); break; } |