diff mbox series

[v3,2/3] drm/msm/mdss: reuse defined bitfields for UBWC 2.0

Message ID 20241127-msm-mdss-ubwc-v3-2-9782a7c2b023@linaro.org (mailing list archive)
State New
Headers show
Series drm/msm/mdss: rework UBWC registers programming | expand

Commit Message

Dmitry Baryshkov Nov. 27, 2024, 2:04 p.m. UTC 
Follow other msm_mdss_setup_ubwc_dec_nn functions and use individual
bits instead of just specifying the value to be programmed to the
UBWC_STATIC register.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 drivers/gpu/drm/msm/msm_mdss.c | 17 +++++++++++++----
 drivers/gpu/drm/msm/msm_mdss.h |  1 -
 2 files changed, 13 insertions(+), 5 deletions(-)

Comments

Abhinav Kumar Nov. 27, 2024, 6:33 p.m. UTC | #1 
On 11/27/2024 6:04 AM, Dmitry Baryshkov wrote:
> Follow other msm_mdss_setup_ubwc_dec_nn functions and use individual
> bits instead of just specifying the value to be programmed to the
> UBWC_STATIC register.
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
> ---
>   drivers/gpu/drm/msm/msm_mdss.c | 17 +++++++++++++----
>   drivers/gpu/drm/msm/msm_mdss.h |  1 -
>   2 files changed, 13 insertions(+), 5 deletions(-)
> 

Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
diff mbox series

Patch

diff --git a/drivers/gpu/drm/msm/msm_mdss.c b/drivers/gpu/drm/msm/msm_mdss.c
index bb176178855cbe14386481d90bf70aa82be4d522..87ada64133924d712810c644a5ff660a082c2abd 100644
--- a/drivers/gpu/drm/msm/msm_mdss.c
+++ b/drivers/gpu/drm/msm/msm_mdss.c
@@ -166,8 +166,16 @@  static int _msm_mdss_irq_domain_add(struct msm_mdss *msm_mdss)
 static void msm_mdss_setup_ubwc_dec_20(struct msm_mdss *msm_mdss)
 {
 	const struct msm_mdss_data *data = msm_mdss->mdss_data;
+	u32 value = MDSS_UBWC_STATIC_UBWC_SWIZZLE(data->ubwc_swizzle) |
+		    MDSS_UBWC_STATIC_HIGHEST_BANK_BIT(data->highest_bank_bit);
 
-	writel_relaxed(data->ubwc_static, msm_mdss->mmio + REG_MDSS_UBWC_STATIC);
+	if (data->ubwc_bank_spread)
+		value |= MDSS_UBWC_STATIC_UBWC_BANK_SPREAD;
+
+	if (data->ubwc_enc_version == UBWC_1_0)
+		value |= MDSS_UBWC_STATIC_UBWC_MIN_ACC_LEN(1);
+
+	writel_relaxed(value, msm_mdss->mmio + REG_MDSS_UBWC_STATIC);
 }
 
 static void msm_mdss_setup_ubwc_dec_30(struct msm_mdss *msm_mdss)
@@ -587,7 +595,8 @@  static const struct msm_mdss_data sa8775p_data = {
 static const struct msm_mdss_data sc7180_data = {
 	.ubwc_enc_version = UBWC_2_0,
 	.ubwc_dec_version = UBWC_2_0,
-	.ubwc_static = 0x1e,
+	.ubwc_swizzle = 6,
+	.ubwc_bank_spread = true,
 	.highest_bank_bit = 0x1,
 	.reg_bus_bw = 76800,
 };
@@ -638,7 +647,7 @@  static const struct msm_mdss_data sm6350_data = {
 	.ubwc_enc_version = UBWC_2_0,
 	.ubwc_dec_version = UBWC_2_0,
 	.ubwc_swizzle = 6,
-	.ubwc_static = 0x1e,
+	.ubwc_bank_spread = true,
 	.highest_bank_bit = 1,
 	.reg_bus_bw = 76800,
 };
@@ -661,7 +670,7 @@  static const struct msm_mdss_data sm6115_data = {
 	.ubwc_enc_version = UBWC_1_0,
 	.ubwc_dec_version = UBWC_2_0,
 	.ubwc_swizzle = 7,
-	.ubwc_static = 0x11f,
+	.ubwc_bank_spread = true,
 	.highest_bank_bit = 0x1,
 	.reg_bus_bw = 76800,
 };
diff --git a/drivers/gpu/drm/msm/msm_mdss.h b/drivers/gpu/drm/msm/msm_mdss.h
index 737ea6c39271ca85ab82b72914acb9781a7a2cb3..1714bb41b838c33f3da19d93c5c1f5c53cfbdbab 100644
--- a/drivers/gpu/drm/msm/msm_mdss.h
+++ b/drivers/gpu/drm/msm/msm_mdss.h
@@ -11,7 +11,6 @@  struct msm_mdss_data {
 	/* can be read from register 0x58 */
 	u32 ubwc_dec_version;
 	u32 ubwc_swizzle;
-	u32 ubwc_static;
 	u32 highest_bank_bit;
 	bool ubwc_bank_spread;
 	u32 macrotile_mode;