diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/edid.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/edid.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/gvt/edid.c b/drivers/gpu/drm/i915/gvt/edid.c index 7c49a3d673a5..2a0438f12a14 100644 --- a/drivers/gpu/drm/i915/gvt/edid.c +++ b/drivers/gpu/drm/i915/gvt/edid.c @@ -463,10 +463,6 @@ static inline int get_aux_ch_reg(unsigned int offset) return reg; } -#define AUX_CTL_MSG_LENGTH(reg) \ - ((reg & DP_AUX_CH_CTL_MESSAGE_SIZE_MASK) >> \ - DP_AUX_CH_CTL_MESSAGE_SIZE_SHIFT) - /** * intel_gvt_i2c_handle_aux_ch_write - emulate AUX channel register write * @vgpu: a vGPU @@ -495,7 +491,8 @@ void intel_gvt_i2c_handle_aux_ch_write(struct intel_vgpu *vgpu, return; } - msg_length = AUX_CTL_MSG_LENGTH(value); + msg_length = REG_FIELD_GET(DP_AUX_CH_CTL_MESSAGE_SIZE_MASK, reg); + // check the msg in DATA register. msg = vgpu_vreg(vgpu, offset + 4); addr = (msg >> 8) & 0xffff; @@ -510,8 +507,7 @@ void intel_gvt_i2c_handle_aux_ch_write(struct intel_vgpu *vgpu, ret_msg_size = (((op & 0x1) == GVT_AUX_I2C_READ) ? 2 : 1); vgpu_vreg(vgpu, offset) = DP_AUX_CH_CTL_DONE | - ((ret_msg_size << DP_AUX_CH_CTL_MESSAGE_SIZE_SHIFT) & - DP_AUX_CH_CTL_MESSAGE_SIZE_MASK); + DP_AUX_CH_CTL_MESSAGE_SIZE(ret_msg_size); if (msg_length == 3) { if (!(op & GVT_AUX_I2C_MOT)) { |