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author | Mark Brown <broonie@kernel.org> | 2018-01-08 15:54:50 +0000 |
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committer | Mark Brown <broonie@kernel.org> | 2018-01-08 15:54:50 +0000 |
commit | 498495dba268b20e8eadd7fe93c140c68b6cc9d2 (patch) | |
tree | 00d1562049d8bc2194fddd9ba0cbbe0812ad6f68 /drivers/gpu/drm/amd/display/dc/inc/reg_helper.h | |
parent | d5cc0a1fcbb5ddbef9fdd4c4a978da3254ddbf37 (diff) | |
parent | 5c256045b87b8aa8e5bc9d2e2fdc0802351c1f99 (diff) | |
download | linux-stable-498495dba268b20e8eadd7fe93c140c68b6cc9d2.tar.gz linux-stable-498495dba268b20e8eadd7fe93c140c68b6cc9d2.tar.bz2 linux-stable-498495dba268b20e8eadd7fe93c140c68b6cc9d2.zip |
Merge branch 'fix/intel' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-intel
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/reg_helper.h')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/reg_helper.h | 392 |
1 files changed, 392 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/reg_helper.h b/drivers/gpu/drm/amd/display/dc/inc/reg_helper.h new file mode 100644 index 000000000000..77eb72874e90 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/inc/reg_helper.h @@ -0,0 +1,392 @@ +/* + * Copyright 2016 Advanced Micro Devices, Inc. + * + * 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. + * + * Authors: AMD + */ + +#ifndef DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_REG_HELPER_H_ +#define DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_REG_HELPER_H_ + +#include "dm_services.h" + +/* macro for register read/write + * user of macro need to define + * + * CTX ==> macro to ptr to dc_context + * eg. aud110->base.ctx + * + * REG ==> macro to location of register offset + * eg. aud110->regs->reg + */ +#define REG_READ(reg_name) \ + dm_read_reg(CTX, REG(reg_name)) + +#define REG_WRITE(reg_name, value) \ + dm_write_reg(CTX, REG(reg_name), value) + +#ifdef REG_SET +#undef REG_SET +#endif + +#ifdef REG_GET +#undef REG_GET +#endif + +/* macro to set register fields. */ +#define REG_SET_N(reg_name, n, initial_val, ...) \ + generic_reg_update_ex(CTX, \ + REG(reg_name), \ + initial_val, \ + n, __VA_ARGS__) + +#define FN(reg_name, field) \ + FD(reg_name##__##field) + +#define REG_SET(reg_name, initial_val, field, val) \ + REG_SET_N(reg_name, 1, initial_val, \ + FN(reg_name, field), val) + +#define REG_SET_2(reg, init_value, f1, v1, f2, v2) \ + REG_SET_N(reg, 2, init_value, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2) + +#define REG_SET_3(reg, init_value, f1, v1, f2, v2, f3, v3) \ + REG_SET_N(reg, 3, init_value, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2,\ + FN(reg, f3), v3) + +#define REG_SET_4(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4) \ + REG_SET_N(reg, 4, init_value, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2,\ + FN(reg, f3), v3,\ + FN(reg, f4), v4) + +#define REG_SET_5(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4, \ + f5, v5) \ + REG_SET_N(reg, 5, init_value, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2,\ + FN(reg, f3), v3,\ + FN(reg, f4), v4,\ + FN(reg, f5), v5) + +#define REG_SET_6(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4, \ + f5, v5, f6, v6) \ + REG_SET_N(reg, 6, init_value, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2,\ + FN(reg, f3), v3,\ + FN(reg, f4), v4,\ + FN(reg, f5), v5,\ + FN(reg, f6), v6) + +#define REG_SET_7(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4, \ + f5, v5, f6, v6, f7, v7) \ + REG_SET_N(reg, 7, init_value, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2,\ + FN(reg, f3), v3,\ + FN(reg, f4), v4,\ + FN(reg, f5), v5,\ + FN(reg, f6), v6,\ + FN(reg, f7), v7) + +#define REG_SET_8(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4, \ + f5, v5, f6, v6, f7, v7, f8, v8) \ + REG_SET_N(reg, 8, init_value, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2,\ + FN(reg, f3), v3,\ + FN(reg, f4), v4,\ + FN(reg, f5), v5,\ + FN(reg, f6), v6,\ + FN(reg, f7), v7,\ + FN(reg, f8), v8) + +#define REG_SET_9(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4, f5, \ + v5, f6, v6, f7, v7, f8, v8, f9, v9) \ + REG_SET_N(reg, 9, init_value, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2, \ + FN(reg, f3), v3, \ + FN(reg, f4), v4, \ + FN(reg, f5), v5, \ + FN(reg, f6), v6, \ + FN(reg, f7), v7, \ + FN(reg, f8), v8, \ + FN(reg, f9), v9) + +#define REG_SET_10(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4, f5, \ + v5, f6, v6, f7, v7, f8, v8, f9, v9, f10, v10) \ + REG_SET_N(reg, 10, init_value, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2, \ + FN(reg, f3), v3, \ + FN(reg, f4), v4, \ + FN(reg, f5), v5, \ + FN(reg, f6), v6, \ + FN(reg, f7), v7, \ + FN(reg, f8), v8, \ + FN(reg, f9), v9, \ + FN(reg, f10), v10) + +/* macro to get register fields + * read given register and fill in field value in output parameter */ +#define REG_GET(reg_name, field, val) \ + generic_reg_get(CTX, REG(reg_name), \ + FN(reg_name, field), val) + +#define REG_GET_2(reg_name, f1, v1, f2, v2) \ + generic_reg_get2(CTX, REG(reg_name), \ + FN(reg_name, f1), v1, \ + FN(reg_name, f2), v2) + +#define REG_GET_3(reg_name, f1, v1, f2, v2, f3, v3) \ + generic_reg_get3(CTX, REG(reg_name), \ + FN(reg_name, f1), v1, \ + FN(reg_name, f2), v2, \ + FN(reg_name, f3), v3) + +#define REG_GET_4(reg_name, f1, v1, f2, v2, f3, v3, f4, v4) \ + generic_reg_get4(CTX, REG(reg_name), \ + FN(reg_name, f1), v1, \ + FN(reg_name, f2), v2, \ + FN(reg_name, f3), v3, \ + FN(reg_name, f4), v4) + +#define REG_GET_5(reg_name, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5) \ + generic_reg_get5(CTX, REG(reg_name), \ + FN(reg_name, f1), v1, \ + FN(reg_name, f2), v2, \ + FN(reg_name, f3), v3, \ + FN(reg_name, f4), v4, \ + FN(reg_name, f5), v5) + +/* macro to poll and wait for a register field to read back given value */ + +#define REG_WAIT(reg_name, field, val, delay_between_poll_us, max_try) \ + generic_reg_wait(CTX, \ + REG(reg_name), FN(reg_name, field), val,\ + delay_between_poll_us, max_try, __func__, __LINE__) + +/* macro to update (read, modify, write) register fields + */ +#define REG_UPDATE_N(reg_name, n, ...) \ + generic_reg_update_ex(CTX, \ + REG(reg_name), \ + REG_READ(reg_name), \ + n, __VA_ARGS__) + +#define REG_UPDATE(reg_name, field, val) \ + REG_UPDATE_N(reg_name, 1, \ + FN(reg_name, field), val) + +#define REG_UPDATE_2(reg, f1, v1, f2, v2) \ + REG_UPDATE_N(reg, 2,\ + FN(reg, f1), v1,\ + FN(reg, f2), v2) + +#define REG_UPDATE_3(reg, f1, v1, f2, v2, f3, v3) \ + REG_UPDATE_N(reg, 3, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2, \ + FN(reg, f3), v3) + +#define REG_UPDATE_4(reg, f1, v1, f2, v2, f3, v3, f4, v4) \ + REG_UPDATE_N(reg, 4, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2, \ + FN(reg, f3), v3, \ + FN(reg, f4), v4) + +#define REG_UPDATE_5(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5) \ + REG_UPDATE_N(reg, 5, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2, \ + FN(reg, f3), v3, \ + FN(reg, f4), v4, \ + FN(reg, f5), v5) + +#define REG_UPDATE_6(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6) \ + REG_UPDATE_N(reg, 6, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2, \ + FN(reg, f3), v3, \ + FN(reg, f4), v4, \ + FN(reg, f5), v5, \ + FN(reg, f6), v6) + +#define REG_UPDATE_7(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7) \ + REG_UPDATE_N(reg, 7, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2, \ + FN(reg, f3), v3, \ + FN(reg, f4), v4, \ + FN(reg, f5), v5, \ + FN(reg, f6), v6, \ + FN(reg, f7), v7) + +#define REG_UPDATE_8(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7, f8, v8) \ + REG_UPDATE_N(reg, 8, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2, \ + FN(reg, f3), v3, \ + FN(reg, f4), v4, \ + FN(reg, f5), v5, \ + FN(reg, f6), v6, \ + FN(reg, f7), v7, \ + FN(reg, f8), v8) + +#define REG_UPDATE_9(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7, f8, v8, f9, v9) \ + REG_UPDATE_N(reg, 9, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2, \ + FN(reg, f3), v3, \ + FN(reg, f4), v4, \ + FN(reg, f5), v5, \ + FN(reg, f6), v6, \ + FN(reg, f7), v7, \ + FN(reg, f8), v8, \ + FN(reg, f9), v9) + +#define REG_UPDATE_10(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7, f8, v8, f9, v9, f10, v10)\ + REG_UPDATE_N(reg, 10, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2, \ + FN(reg, f3), v3, \ + FN(reg, f4), v4, \ + FN(reg, f5), v5, \ + FN(reg, f6), v6, \ + FN(reg, f7), v7, \ + FN(reg, f8), v8, \ + FN(reg, f9), v9, \ + FN(reg, f10), v10) + +#define REG_UPDATE_14(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7, f8, v8, f9, v9, f10,\ + v10, f11, v11, f12, v12, f13, v13, f14, v14)\ + REG_UPDATE_N(reg, 14, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2, \ + FN(reg, f3), v3, \ + FN(reg, f4), v4, \ + FN(reg, f5), v5, \ + FN(reg, f6), v6, \ + FN(reg, f7), v7, \ + FN(reg, f8), v8, \ + FN(reg, f9), v9, \ + FN(reg, f10), v10, \ + FN(reg, f11), v11, \ + FN(reg, f12), v12, \ + FN(reg, f13), v13, \ + FN(reg, f14), v14) + +#define REG_UPDATE_19(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7, f8, v8, f9, v9, f10,\ + v10, f11, v11, f12, v12, f13, v13, f14, v14, f15, v15, f16, v16, f17, v17, f18, v18, f19, v19)\ + REG_UPDATE_N(reg, 19, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2, \ + FN(reg, f3), v3, \ + FN(reg, f4), v4, \ + FN(reg, f5), v5, \ + FN(reg, f6), v6, \ + FN(reg, f7), v7, \ + FN(reg, f8), v8, \ + FN(reg, f9), v9, \ + FN(reg, f10), v10, \ + FN(reg, f11), v11, \ + FN(reg, f12), v12, \ + FN(reg, f13), v13, \ + FN(reg, f14), v14, \ + FN(reg, f15), v15, \ + FN(reg, f16), v16, \ + FN(reg, f17), v17, \ + FN(reg, f18), v18, \ + FN(reg, f19), v19) + +#define REG_UPDATE_20(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7, f8, v8, f9, v9, f10,\ + v10, f11, v11, f12, v12, f13, v13, f14, v14, f15, v15, f16, v16, f17, v17, f18, v18, f19, v19, f20, v20)\ + REG_UPDATE_N(reg, 20, \ + FN(reg, f1), v1,\ + FN(reg, f2), v2, \ + FN(reg, f3), v3, \ + FN(reg, f4), v4, \ + FN(reg, f5), v5, \ + FN(reg, f6), v6, \ + FN(reg, f7), v7, \ + FN(reg, f8), v8, \ + FN(reg, f9), v9, \ + FN(reg, f10), v10, \ + FN(reg, f11), v11, \ + FN(reg, f12), v12, \ + FN(reg, f13), v13, \ + FN(reg, f14), v14, \ + FN(reg, f15), v15, \ + FN(reg, f16), v16, \ + FN(reg, f17), v17, \ + FN(reg, f18), v18, \ + FN(reg, f19), v19, \ + FN(reg, f20), v20) +/* macro to update a register field to specified values in given sequences. + * useful when toggling bits + */ +#define REG_UPDATE_SEQ(reg, field, value1, value2) \ +{ uint32_t val = REG_UPDATE(reg, field, value1); \ + REG_SET(reg, val, field, value2); } + +/* macro to update fields in register 1 field at a time in given order */ +#define REG_UPDATE_1BY1_2(reg, f1, v1, f2, v2) \ +{ uint32_t val = REG_UPDATE(reg, f1, v1); \ + REG_SET(reg, val, f2, v2); } + +#define REG_UPDATE_1BY1_3(reg, f1, v1, f2, v2, f3, v3) \ +{ uint32_t val = REG_UPDATE(reg, f1, v1); \ + val = REG_SET(reg, val, f2, v2); \ + REG_SET(reg, val, f3, v3); } + +uint32_t generic_reg_get(const struct dc_context *ctx, uint32_t addr, + uint8_t shift, uint32_t mask, uint32_t *field_value); + +uint32_t generic_reg_get2(const struct dc_context *ctx, uint32_t addr, + uint8_t shift1, uint32_t mask1, uint32_t *field_value1, + uint8_t shift2, uint32_t mask2, uint32_t *field_value2); + +uint32_t generic_reg_get3(const struct dc_context *ctx, uint32_t addr, + uint8_t shift1, uint32_t mask1, uint32_t *field_value1, + uint8_t shift2, uint32_t mask2, uint32_t *field_value2, + uint8_t shift3, uint32_t mask3, uint32_t *field_value3); + +uint32_t generic_reg_get4(const struct dc_context *ctx, uint32_t addr, + uint8_t shift1, uint32_t mask1, uint32_t *field_value1, + uint8_t shift2, uint32_t mask2, uint32_t *field_value2, + uint8_t shift3, uint32_t mask3, uint32_t *field_value3, + uint8_t shift4, uint32_t mask4, uint32_t *field_value4); + +uint32_t generic_reg_get5(const struct dc_context *ctx, uint32_t addr, + uint8_t shift1, uint32_t mask1, uint32_t *field_value1, + uint8_t shift2, uint32_t mask2, uint32_t *field_value2, + uint8_t shift3, uint32_t mask3, uint32_t *field_value3, + uint8_t shift4, uint32_t mask4, uint32_t *field_value4, + uint8_t shift5, uint32_t mask5, uint32_t *field_value5); + +#endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_REG_HELPER_H_ */ |