drm/radeon: add helpers for masking and setting bits in regs
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c
index 21ecc0e..91582a5 100644
--- a/drivers/gpu/drm/radeon/r600_hdmi.c
+++ b/drivers/gpu/drm/radeon/r600_hdmi.c
@@ -437,17 +437,15 @@
hdmi = HDMI0_ERROR_ACK | HDMI0_ENABLE;
switch (radeon_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
- WREG32_P(AVIVO_TMDSA_CNTL, AVIVO_TMDSA_CNTL_HDMI_EN,
- ~AVIVO_TMDSA_CNTL_HDMI_EN);
+ WREG32_OR(AVIVO_TMDSA_CNTL, AVIVO_TMDSA_CNTL_HDMI_EN);
hdmi |= HDMI0_STREAM(HDMI0_STREAM_TMDSA);
break;
case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
- WREG32_P(AVIVO_LVTMA_CNTL, AVIVO_LVTMA_CNTL_HDMI_EN,
- ~AVIVO_LVTMA_CNTL_HDMI_EN);
+ WREG32_OR(AVIVO_LVTMA_CNTL, AVIVO_LVTMA_CNTL_HDMI_EN);
hdmi |= HDMI0_STREAM(HDMI0_STREAM_LVTMA);
break;
case ENCODER_OBJECT_ID_INTERNAL_DDI:
- WREG32_P(DDIA_CNTL, DDIA_HDMI_EN, ~DDIA_HDMI_EN);
+ WREG32_OR(DDIA_CNTL, DDIA_HDMI_EN);
hdmi |= HDMI0_STREAM(HDMI0_STREAM_DDIA);
break;
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
@@ -504,15 +502,13 @@
if (rdev->family >= CHIP_R600 && !ASIC_IS_DCE3(rdev)) {
switch (radeon_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
- WREG32_P(AVIVO_TMDSA_CNTL, 0,
- ~AVIVO_TMDSA_CNTL_HDMI_EN);
+ WREG32_AND(AVIVO_TMDSA_CNTL, ~AVIVO_TMDSA_CNTL_HDMI_EN);
break;
case ENCODER_OBJECT_ID_INTERNAL_LVTM1:
- WREG32_P(AVIVO_LVTMA_CNTL, 0,
- ~AVIVO_LVTMA_CNTL_HDMI_EN);
+ WREG32_AND(AVIVO_LVTMA_CNTL, ~AVIVO_LVTMA_CNTL_HDMI_EN);
break;
case ENCODER_OBJECT_ID_INTERNAL_DDI:
- WREG32_P(DDIA_CNTL, 0, ~DDIA_HDMI_EN);
+ WREG32_AND(DDIA_CNTL, ~DDIA_HDMI_EN);
break;
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
break;
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 18904fb..5020c7c 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -1741,6 +1741,8 @@
tmp_ |= ((val) & ~(mask)); \
WREG32(reg, tmp_); \
} while (0)
+#define WREG32_AND(reg, and) WREG32_P(reg, 0, and)
+#define WREG32_OR(reg, or) WREG32_P(reg, or, ~or)
#define WREG32_PLL_P(reg, val, mask) \
do { \
uint32_t tmp_ = RREG32_PLL(reg); \