[PATCH v7 3/4] drm/msm/dpu: replace BIT(x) with correspond marco define string

From: Kuogee Hsieh <quic_khsieh@quicinc.com>
To: <dri-devel@lists.freedesktop.org>, <robdclark@gmail.com>,
	<sean@poorly.run>, <swboyd@chromium.org>, <vkoul@kernel.org>,
	<daniel@ffwll.ch>, <airlied@linux.ie>, <agross@kernel.org>,
	<dmitry.baryshkov@linaro.org>, <bjorn.andersson@linaro.org>
Cc: Kuogee Hsieh <quic_khsieh@quicinc.com>,
	<quic_abhinavk@quicinc.com>, <quic_aravindh@quicinc.com>,
	<quic_sbillaka@quicinc.com>, <freedreno@lists.freedesktop.org>,
	<linux-arm-msm@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH v7 3/4] drm/msm/dpu: replace BIT(x) with correspond marco define string
Date: Wed, 16 Feb 2022 14:05:05 -0800	[thread overview]
Message-ID: <1645049106-30481-4-git-send-email-quic_khsieh@quicinc.com> (raw)
In-Reply-To: <1645049106-30481-1-git-send-email-quic_khsieh@quicinc.com>

To improve code readability, this patch replace BIT(x) with
correspond register bit define string

Signed-off-by: Kuogee Hsieh <quic_khsieh@quicinc.com>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c
index b68e696..8f10aab 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c
@@ -61,6 +61,12 @@
 
 #define   INTF_MUX                      0x25C
 
+#define INTF_CFG_ACTIVE_H_EN    BIT(29)
+#define INTF_CFG_ACTIVE_V_EN    BIT(30)
+
+#define INTF_CFG2_DATABUS_WIDEN BIT(0)
+#define INTF_CFG2_DATA_HCTL_EN  BIT(4)
+
 static const struct dpu_intf_cfg *_intf_offset(enum dpu_intf intf,
 		const struct dpu_mdss_cfg *m,
 		void __iomem *addr,
@@ -139,13 +145,13 @@ static void dpu_hw_intf_setup_timing_engine(struct dpu_hw_intf *ctx,
 
 	if (active_h_end) {
 		active_hctl = (active_h_end << 16) | active_h_start;
-		intf_cfg |= BIT(29);
+		intf_cfg |= INTF_CFG_ACTIVE_H_EN;
 	} else {
 		active_hctl = 0;
 	}
 
 	if (active_v_end)
-		intf_cfg |= BIT(30);
+		intf_cfg |= INTF_CFG_ACTIVE_V_EN;
 
 	hsync_ctl = (hsync_period << 16) | p->hsync_pulse_width;
 	display_hctl = (hsync_end_x << 16) | hsync_start_x;
@@ -156,7 +162,7 @@ static void dpu_hw_intf_setup_timing_engine(struct dpu_hw_intf *ctx,
 	 * if compression is enabled in 1 pixel per clock mode
 	 */
 	if (p->wide_bus_en)
-		intf_cfg2 |=  (BIT(0) | BIT(4));
+		intf_cfg2 |= (INTF_CFG2_DATABUS_WIDEN | INTF_CFG2_DATA_HCTL_EN);
 
 	data_width = p->width;
 
@@ -178,8 +184,8 @@ static void dpu_hw_intf_setup_timing_engine(struct dpu_hw_intf *ctx,
 		active_hctl = (active_h_end << 16) | active_h_start;
 		display_hctl = active_hctl;
 
-		intf_cfg |= BIT(29);
-		intf_cfg |= BIT(30);
+		intf_cfg |= INTF_CFG_ACTIVE_H_EN;
+		intf_cfg |= INTF_CFG_ACTIVE_V_EN;
 	}
 
 	den_polarity = 0;
-- 
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a Linux Foundation Collaborative Project

