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drm/amd/display: Change locking of registers when flipping frames.

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- Introduce GRPH_UPDATE_LOCK around programming surface flip.
- Remove the now unused graphic surface lock.
- Add macros to get and set four registers
- both immediate and H Retrace should not be enabled at the same time

Signed-off-by: Andrew Wong <andrew.wong1@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Andrew Wong
2016-12-12 11:17:06 -05:00
committed by Alex Deucher
parent 89e8963036
commit 98d2cc2b03
6 changed files with 47 additions and 20 deletions
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14
drivers/gpu/drm/amd/display/dc/dc_helper.c
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@ -65,6 +65,20 @@ uint32_t generic_reg_get3(const struct dc_context *ctx, uint32_t addr,
return reg_val;
}
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 reg_val = dm_read_reg(ctx, addr);
*field_value1 = get_reg_field_value_ex(reg_val, mask1, shift1);
*field_value2 = get_reg_field_value_ex(reg_val, mask2, shift2);
*field_value3 = get_reg_field_value_ex(reg_val, mask3, shift3);
*field_value4 = get_reg_field_value_ex(reg_val, mask4, shift4);
return reg_val;
}
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,