linux-kernel - [PATCH v4 06/10] drm/msm/dsi: Switch the QCM2290-specific compatible to index autodetection

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Date:   Tue, 14 Mar 2023 13:13:44 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Krishna Manikandan <quic_mkrishn@...cinc.com>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>
Cc:     Rob Herring <robh@...nel.org>, linux-arm-msm@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH v4 06/10] drm/msm/dsi: Switch the QCM2290-specific
 compatible to index autodetection

Now that the logic can handle multiple sets of registers, move
the QCM2290 to the common logic and mark it deprecated. This allows us
to remove a couple of structs, saving some memory.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 drivers/gpu/drm/msm/dsi/dsi.c     |  5 +++--
 drivers/gpu/drm/msm/dsi/dsi_cfg.c | 20 ++------------------
 2 files changed, 5 insertions(+), 20 deletions(-)

diff --git a/drivers/gpu/drm/msm/dsi/dsi.c b/drivers/gpu/drm/msm/dsi/dsi.c
index 31fdee2052be..f761973e4cba 100644
--- a/drivers/gpu/drm/msm/dsi/dsi.c
+++ b/drivers/gpu/drm/msm/dsi/dsi.c
@@ -4,7 +4,6 @@
  */
 
 #include "dsi.h"
-#include "dsi_cfg.h"
 
 bool msm_dsi_is_cmd_mode(struct msm_dsi *msm_dsi)
 {
@@ -174,7 +173,9 @@ static int dsi_dev_remove(struct platform_device *pdev)
 
 static const struct of_device_id dt_match[] = {
 	{ .compatible = "qcom,mdss-dsi-ctrl", .data = NULL /* autodetect cfg */ },
-	{ .compatible = "qcom,dsi-ctrl-6g-qcm2290", .data = &qcm2290_dsi_cfg_handler },
+
+	/* Deprecated, don't use */
+	{ .compatible = "qcom,dsi-ctrl-6g-qcm2290", .data = NULL },
 	{}
 };
 
diff --git a/drivers/gpu/drm/msm/dsi/dsi_cfg.c b/drivers/gpu/drm/msm/dsi/dsi_cfg.c
index 03d98cbcc978..29ccd755cc2e 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_cfg.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_cfg.c
@@ -169,7 +169,8 @@ static const struct msm_dsi_config sdm845_dsi_cfg = {
 	.bus_clk_names = dsi_v2_4_clk_names,
 	.num_bus_clks = ARRAY_SIZE(dsi_v2_4_clk_names),
 	.io_start = {
-		{ 0xae94000, 0xae96000 }, /* SDM845 / SDM670 / SC7180 */
+		{ 0xae94000, 0xae96000 }, /* SDM845 / SDM670 */
+		{ 0x5e94000 }, /* QCM2290 / SM6115 / SM6125 / SM6375 */
 	},
 };
 
@@ -203,17 +204,6 @@ static const struct msm_dsi_config sc7280_dsi_cfg = {
 	},
 };
 
-static const struct msm_dsi_config qcm2290_dsi_cfg = {
-	.io_offset = DSI_6G_REG_SHIFT,
-	.regulator_data = dsi_v2_4_regulators,
-	.num_regulators = ARRAY_SIZE(dsi_v2_4_regulators),
-	.bus_clk_names = dsi_v2_4_clk_names,
-	.num_bus_clks = ARRAY_SIZE(dsi_v2_4_clk_names),
-	.io_start = {
-		{ 0x5e94000 },
-	},
-};
-
 static const struct msm_dsi_host_cfg_ops msm_dsi_v2_host_ops = {
 	.link_clk_set_rate = dsi_link_clk_set_rate_v2,
 	.link_clk_enable = dsi_link_clk_enable_v2,
@@ -304,9 +294,3 @@ const struct msm_dsi_cfg_handler *msm_dsi_cfg_get(u32 major, u32 minor)
 
 	return cfg_hnd;
 }
-
-/*  Non autodetect configs */
-const struct msm_dsi_cfg_handler qcm2290_dsi_cfg_handler = {
-	.cfg = &qcm2290_dsi_cfg,
-	.ops = &msm_dsi_6g_v2_host_ops,
-};

-- 
2.39.2