diff options
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_helper.c | 52 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dm_services.h | 9 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/reg_helper.h | 3 |
4 files changed, 50 insertions, 16 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_helper.c b/drivers/gpu/drm/amd/display/dc/dc_helper.c index 597d38393379..f9259e48c221 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_helper.c +++ b/drivers/gpu/drm/amd/display/dc/dc_helper.c @@ -51,20 +51,16 @@ static inline void set_reg_field_value_masks( field_value_mask->mask = field_value_mask->mask | mask; } -uint32_t generic_reg_update_ex(const struct dc_context *ctx, - uint32_t addr, uint32_t reg_val, int n, +static void set_reg_field_values(struct dc_reg_value_masks *field_value_mask, + uint32_t addr, int n, uint8_t shift1, uint32_t mask1, uint32_t field_value1, - ...) + va_list ap) { - struct dc_reg_value_masks field_value_mask = {0}; uint32_t shift, mask, field_value; int i = 1; - va_list ap; - va_start(ap, field_value1); - /* gather all bits value/mask getting updated in this register */ - set_reg_field_value_masks(&field_value_mask, + set_reg_field_value_masks(field_value_mask, field_value1, mask1, shift1); while (i < n) { @@ -72,10 +68,48 @@ uint32_t generic_reg_update_ex(const struct dc_context *ctx, mask = va_arg(ap, uint32_t); field_value = va_arg(ap, uint32_t); - set_reg_field_value_masks(&field_value_mask, + set_reg_field_value_masks(field_value_mask, field_value, mask, shift); i++; } +} + +uint32_t generic_reg_update_ex(const struct dc_context *ctx, + uint32_t addr, int n, + uint8_t shift1, uint32_t mask1, uint32_t field_value1, + ...) +{ + struct dc_reg_value_masks field_value_mask = {0}; + uint32_t reg_val; + va_list ap; + + va_start(ap, field_value1); + + set_reg_field_values(&field_value_mask, addr, n, shift1, mask1, + field_value1, ap); + + va_end(ap); + + /* mmio write directly */ + reg_val = dm_read_reg(ctx, addr); + reg_val = (reg_val & ~field_value_mask.mask) | field_value_mask.value; + dm_write_reg(ctx, addr, reg_val); + return reg_val; +} + +uint32_t generic_reg_set_ex(const struct dc_context *ctx, + uint32_t addr, uint32_t reg_val, int n, + uint8_t shift1, uint32_t mask1, uint32_t field_value1, + ...) +{ + struct dc_reg_value_masks field_value_mask = {0}; + va_list ap; + + va_start(ap, field_value1); + + set_reg_field_values(&field_value_mask, addr, n, shift1, mask1, + field_value1, ap); + va_end(ap); diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c index a9db372688ff..0126a44ba012 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c @@ -1304,7 +1304,6 @@ void dcn10_link_encoder_connect_dig_be_to_fe( #define HPD_REG_UPDATE_N(reg_name, n, ...) \ generic_reg_update_ex(CTX, \ HPD_REG(reg_name), \ - HPD_REG_READ(reg_name), \ n, __VA_ARGS__) #define HPD_REG_UPDATE(reg_name, field, val) \ @@ -1337,7 +1336,6 @@ void dcn10_link_encoder_disable_hpd(struct link_encoder *enc) #define AUX_REG_UPDATE_N(reg_name, n, ...) \ generic_reg_update_ex(CTX, \ AUX_REG(reg_name), \ - AUX_REG_READ(reg_name), \ n, __VA_ARGS__) #define AUX_REG_UPDATE(reg_name, field, val) \ diff --git a/drivers/gpu/drm/amd/display/dc/dm_services.h b/drivers/gpu/drm/amd/display/dc/dm_services.h index 56832425a4d5..a62d53a1df31 100644 --- a/drivers/gpu/drm/amd/display/dc/dm_services.h +++ b/drivers/gpu/drm/amd/display/dc/dm_services.h @@ -144,10 +144,14 @@ static inline uint32_t set_reg_field_value_ex( reg_name ## __ ## reg_field ## _MASK,\ reg_name ## __ ## reg_field ## __SHIFT) -uint32_t generic_reg_update_ex(const struct dc_context *ctx, +uint32_t generic_reg_set_ex(const struct dc_context *ctx, uint32_t addr, uint32_t reg_val, int n, uint8_t shift1, uint32_t mask1, uint32_t field_value1, ...); +uint32_t generic_reg_update_ex(const struct dc_context *ctx, + uint32_t addr, int n, + uint8_t shift1, uint32_t mask1, uint32_t field_value1, ...); + #define FD(reg_field) reg_field ## __SHIFT, \ reg_field ## _MASK @@ -172,11 +176,10 @@ unsigned int generic_reg_wait(const struct dc_context *ctx, #define generic_reg_update_soc15(ctx, inst_offset, reg_name, n, ...)\ generic_reg_update_ex(ctx, DCE_BASE.instance[0].segment[mm##reg_name##_BASE_IDX] + mm##reg_name + inst_offset, \ - dm_read_reg_func(ctx, mm##reg_name + DCE_BASE.instance[0].segment[mm##reg_name##_BASE_IDX] + inst_offset, __func__), \ n, __VA_ARGS__) #define generic_reg_set_soc15(ctx, inst_offset, reg_name, n, ...)\ - generic_reg_update_ex(ctx, DCE_BASE.instance[0].segment[mm##reg_name##_BASE_IDX] + mm##reg_name + inst_offset, 0, \ + generic_reg_set_ex(ctx, DCE_BASE.instance[0].segment[mm##reg_name##_BASE_IDX] + mm##reg_name + inst_offset, 0, \ n, __VA_ARGS__) #define get_reg_field_value_soc15(reg_value, block, reg_num, reg_name, reg_field)\ diff --git a/drivers/gpu/drm/amd/display/dc/inc/reg_helper.h b/drivers/gpu/drm/amd/display/dc/inc/reg_helper.h index cf5a84b9e27c..3768245a3602 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/reg_helper.h +++ b/drivers/gpu/drm/amd/display/dc/inc/reg_helper.h @@ -52,7 +52,7 @@ /* macro to set register fields. */ #define REG_SET_N(reg_name, n, initial_val, ...) \ - generic_reg_update_ex(CTX, \ + generic_reg_set_ex(CTX, \ REG(reg_name), \ initial_val, \ n, __VA_ARGS__) @@ -225,7 +225,6 @@ #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) \ |