[PATCH 3/7] drm/i915/vdsc: Use VDSC0/VDSC1 for LEFT/RIGHT VDSC engine

Ankit Nautiyal ankit.k.nautiyal at intel.com
Wed Oct 30 04:10:32 UTC 2024


Drop use of LEFT/RIGHT VDSC engine and use VDSC0/VDSC1 instead.
While at it, use REG_BIT macro for the bits.

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal at intel.com>
Reviewed-by: Suraj Kandpal <suraj.kandpal at intel.com>
---
 drivers/gpu/drm/i915/display/intel_vdsc.c      | 8 ++++----
 drivers/gpu/drm/i915/display/intel_vdsc_regs.h | 4 ++--
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c
index 168f39499c66..bd6480e373f7 100644
--- a/drivers/gpu/drm/i915/display/intel_vdsc.c
+++ b/drivers/gpu/drm/i915/display/intel_vdsc.c
@@ -770,9 +770,9 @@ void intel_dsc_enable(const struct intel_crtc_state *crtc_state)
 
 	intel_dsc_pps_configure(crtc_state);
 
-	dss_ctl2_val |= LEFT_BRANCH_VDSC_ENABLE;
+	dss_ctl2_val |= VDSC0_ENABLE;
 	if (vdsc_instances_per_pipe > 1) {
-		dss_ctl2_val |= RIGHT_BRANCH_VDSC_ENABLE;
+		dss_ctl2_val |= VDSC1_ENABLE;
 		dss_ctl1_val |= JOINER_ENABLE;
 	}
 	if (crtc_state->joiner_pipes) {
@@ -972,11 +972,11 @@ void intel_dsc_get_config(struct intel_crtc_state *crtc_state)
 	dss_ctl1 = intel_de_read(dev_priv, dss_ctl1_reg(crtc, cpu_transcoder));
 	dss_ctl2 = intel_de_read(dev_priv, dss_ctl2_reg(crtc, cpu_transcoder));
 
-	crtc_state->dsc.compression_enable = dss_ctl2 & LEFT_BRANCH_VDSC_ENABLE;
+	crtc_state->dsc.compression_enable = dss_ctl2 & VDSC0_ENABLE;
 	if (!crtc_state->dsc.compression_enable)
 		goto out;
 
-	if (dss_ctl1 & JOINER_ENABLE && dss_ctl2 & RIGHT_BRANCH_VDSC_ENABLE)
+	if (dss_ctl1 & JOINER_ENABLE && dss_ctl2 & VDSC1_ENABLE)
 		crtc_state->dsc.num_streams = 2;
 	else
 		crtc_state->dsc.num_streams = 1;
diff --git a/drivers/gpu/drm/i915/display/intel_vdsc_regs.h b/drivers/gpu/drm/i915/display/intel_vdsc_regs.h
index bf32a3b46fb1..d7a72b95ee7e 100644
--- a/drivers/gpu/drm/i915/display/intel_vdsc_regs.h
+++ b/drivers/gpu/drm/i915/display/intel_vdsc_regs.h
@@ -21,8 +21,8 @@
 #define  MAX_DL_BUFFER_TARGET_DEPTH		0x5a0
 
 #define DSS_CTL2				_MMIO(0x67404)
-#define  LEFT_BRANCH_VDSC_ENABLE		(1 << 31)
-#define  RIGHT_BRANCH_VDSC_ENABLE		(1 << 15)
+#define  VDSC0_ENABLE				REG_BIT(31)
+#define  VDSC1_ENABLE				REG_BIT(15)
 #define  RIGHT_DL_BUF_TARGET_DEPTH_MASK		(0xfff << 0)
 #define  RIGHT_DL_BUF_TARGET_DEPTH(pixels)	((pixels) << 0)
 
-- 
2.45.2



More information about the Intel-gfx mailing list