[Intel-gfx] [PATCH 2/4] drm/i915/dsi: add separate init timer mask definition for ICL DSI

Jani Nikula jani.nikula at intel.com
Wed Feb 16 15:47:09 UTC 2022


Having a separate definition will be useful for splitting VLV and ICL
register files.

Cc: Matt Roper <matthew.d.roper at intel.com>
Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/i915/display/icl_dsi.c | 2 +-
 drivers/gpu/drm/i915/i915_reg.h        | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c
index 479d5e1165d9..3c01565e62b2 100644
--- a/drivers/gpu/drm/i915/display/icl_dsi.c
+++ b/drivers/gpu/drm/i915/display/icl_dsi.c
@@ -570,7 +570,7 @@ gen11_dsi_setup_dphy_timings(struct intel_encoder *encoder,
 	/* Program T-INIT master registers */
 	for_each_dsi_port(port, intel_dsi->ports) {
 		tmp = intel_de_read(dev_priv, ICL_DSI_T_INIT_MASTER(port));
-		tmp &= ~MASTER_INIT_TIMER_MASK;
+		tmp &= ~DSI_T_INIT_MASTER_MASK;
 		tmp |= intel_dsi->init_count;
 		intel_de_write(dev_priv, ICL_DSI_T_INIT_MASTER(port), tmp);
 	}
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 4ea1713e6b60..5646c843fd0d 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -9204,6 +9204,7 @@ enum skl_power_gate {
 #define ICL_DSI_T_INIT_MASTER(port)	_MMIO_PORT(port,	\
 						   _ICL_DSI_T_INIT_MASTER_0,\
 						   _ICL_DSI_T_INIT_MASTER_1)
+#define   DSI_T_INIT_MASTER_MASK	REG_GENMASK(15, 0)
 
 #define _DPHY_CLK_TIMING_PARAM_0	0x162180
 #define _DPHY_CLK_TIMING_PARAM_1	0x6c180
-- 
2.30.2



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