[PATCH v4 06/24] drm/msm/dsi: move all PLL callbacks into PHY config struct
Dmitry Baryshkov
dmitry.baryshkov at linaro.org
Wed Mar 31 10:57:17 UTC 2021
Move all PLL-related callbacks into struct msm_dsi_phy_cfg. This limits
the amount of data in the struct msm_dsi_pll.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
Reviewed-by: Abhinav Kumar <abhinavk at codeaurora.org>
Tested-by: Stephen Boyd <swboyd at chromium.org> # on sc7180 lazor
---
drivers/gpu/drm/msm/dsi/dsi.h | 6 --
drivers/gpu/drm/msm/dsi/phy/dsi_phy.c | 14 ++--
drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 15 +++++
drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c | 38 ++++++++---
drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c | 47 ++++++++-----
drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 65 ++++++++++++------
.../gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c | 33 +++++----
drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 49 +++++++++-----
drivers/gpu/drm/msm/dsi/phy/dsi_pll.c | 67 ++++---------------
drivers/gpu/drm/msm/dsi/phy/dsi_pll.h | 67 +------------------
10 files changed, 191 insertions(+), 210 deletions(-)
diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h
index 78ef5d4ed922..21cf883fb6f1 100644
--- a/drivers/gpu/drm/msm/dsi/dsi.h
+++ b/drivers/gpu/drm/msm/dsi/dsi.h
@@ -107,8 +107,6 @@ struct drm_encoder *msm_dsi_get_encoder(struct msm_dsi *msm_dsi);
/* dsi pll */
struct msm_dsi_pll;
#ifdef CONFIG_DRM_MSM_DSI_PLL
-struct msm_dsi_pll *msm_dsi_pll_init(struct platform_device *pdev,
- enum msm_dsi_phy_type type, int dsi_id);
void msm_dsi_pll_destroy(struct msm_dsi_pll *pll);
int msm_dsi_pll_get_clk_provider(struct msm_dsi_pll *pll,
struct clk **byte_clk_provider, struct clk **pixel_clk_provider);
@@ -117,10 +115,6 @@ int msm_dsi_pll_restore_state(struct msm_dsi_pll *pll);
int msm_dsi_pll_set_usecase(struct msm_dsi_pll *pll,
enum msm_dsi_phy_usecase uc);
#else
-static inline struct msm_dsi_pll *msm_dsi_pll_init(struct platform_device *pdev,
- enum msm_dsi_phy_type type, int id) {
- return ERR_PTR(-ENODEV);
-}
static inline void msm_dsi_pll_destroy(struct msm_dsi_pll *pll)
{
}
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
index 83eb0a630443..5f153b683521 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
@@ -709,12 +709,14 @@ static int dsi_phy_driver_probe(struct platform_device *pdev)
if (ret)
goto fail;
- phy->pll = msm_dsi_pll_init(pdev, phy->cfg->type, phy->id);
- if (IS_ERR_OR_NULL(phy->pll)) {
- DRM_DEV_INFO(dev,
- "%s: pll init failed: %ld, need separate pll clk driver\n",
- __func__, PTR_ERR(phy->pll));
- phy->pll = NULL;
+ if (phy->cfg->ops.pll_init) {
+ ret = phy->cfg->ops.pll_init(phy);
+ if (ret) {
+ DRM_DEV_INFO(dev,
+ "%s: pll init failed: %d, need separate pll clk driver\n",
+ __func__, ret);
+ goto fail;
+ }
}
dsi_phy_disable_resource(phy);
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
index 03dfb08e7128..244d2c900d40 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
@@ -17,15 +17,30 @@
#define V3_0_0_10NM_OLD_TIMINGS_QUIRK BIT(0)
struct msm_dsi_phy_ops {
+ int (*pll_init)(struct msm_dsi_phy *phy);
int (*enable)(struct msm_dsi_phy *phy, int src_pll_id,
struct msm_dsi_phy_clk_request *clk_req);
void (*disable)(struct msm_dsi_phy *phy);
};
+struct msm_dsi_pll_ops {
+ int (*enable_seq)(struct msm_dsi_pll *pll);
+ void (*disable_seq)(struct msm_dsi_pll *pll);
+ int (*get_provider)(struct msm_dsi_pll *pll,
+ struct clk **byte_clk_provider,
+ struct clk **pixel_clk_provider);
+ void (*destroy)(struct msm_dsi_pll *pll);
+ void (*save_state)(struct msm_dsi_pll *pll);
+ int (*restore_state)(struct msm_dsi_pll *pll);
+ int (*set_usecase)(struct msm_dsi_pll *pll,
+ enum msm_dsi_phy_usecase uc);
+};
+
struct msm_dsi_phy_cfg {
enum msm_dsi_phy_type type;
struct dsi_reg_config reg_cfg;
struct msm_dsi_phy_ops ops;
+ const struct msm_dsi_pll_ops pll_ops;
/*
* Each cell {phy_id, pll_id} of the truth table indicates
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c
index 5da369b5c475..f697ff9a0d8e 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c
@@ -828,15 +828,17 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm)
return ret;
}
-struct msm_dsi_pll *msm_dsi_pll_10nm_init(struct platform_device *pdev, int id)
+static int dsi_pll_10nm_init(struct msm_dsi_phy *phy)
{
+ struct platform_device *pdev = phy->pdev;
+ int id = phy->id;
struct dsi_pll_10nm *pll_10nm;
struct msm_dsi_pll *pll;
int ret;
pll_10nm = devm_kzalloc(&pdev->dev, sizeof(*pll_10nm), GFP_KERNEL);
if (!pll_10nm)
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
DBG("DSI PLL%d", id);
@@ -847,13 +849,13 @@ struct msm_dsi_pll *msm_dsi_pll_10nm_init(struct platform_device *pdev, int id)
pll_10nm->phy_cmn_mmio = msm_ioremap(pdev, "dsi_phy", "DSI_PHY");
if (IS_ERR_OR_NULL(pll_10nm->phy_cmn_mmio)) {
DRM_DEV_ERROR(&pdev->dev, "failed to map CMN PHY base\n");
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
}
pll_10nm->mmio = msm_ioremap(pdev, "dsi_pll", "DSI_PLL");
if (IS_ERR_OR_NULL(pll_10nm->mmio)) {
DRM_DEV_ERROR(&pdev->dev, "failed to map PLL base\n");
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
}
spin_lock_init(&pll_10nm->postdiv_lock);
@@ -861,24 +863,22 @@ struct msm_dsi_pll *msm_dsi_pll_10nm_init(struct platform_device *pdev, int id)
pll = &pll_10nm->base;
pll->min_rate = 1000000000UL;
pll->max_rate = 3500000000UL;
- pll->get_provider = dsi_pll_10nm_get_provider;
- pll->destroy = dsi_pll_10nm_destroy;
- pll->save_state = dsi_pll_10nm_save_state;
- pll->restore_state = dsi_pll_10nm_restore_state;
- pll->set_usecase = dsi_pll_10nm_set_usecase;
+ pll->cfg = phy->cfg;
pll_10nm->vco_delay = 1;
ret = pll_10nm_register(pll_10nm);
if (ret) {
DRM_DEV_ERROR(&pdev->dev, "failed to register PLL: %d\n", ret);
- return ERR_PTR(ret);
+ return ret;
}
+ phy->pll = pll;
+
/* TODO: Remove this when we have proper display handover support */
msm_dsi_pll_save_state(pll);
- return pll;
+ return 0;
}
static int dsi_phy_hw_v3_0_is_pll_on(struct msm_dsi_phy *phy)
@@ -1102,6 +1102,14 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs = {
.ops = {
.enable = dsi_10nm_phy_enable,
.disable = dsi_10nm_phy_disable,
+ .pll_init = dsi_pll_10nm_init,
+ },
+ .pll_ops = {
+ .get_provider = dsi_pll_10nm_get_provider,
+ .destroy = dsi_pll_10nm_destroy,
+ .save_state = dsi_pll_10nm_save_state,
+ .restore_state = dsi_pll_10nm_restore_state,
+ .set_usecase = dsi_pll_10nm_set_usecase,
},
.io_start = { 0xae94400, 0xae96400 },
.num_dsi_phy = 2,
@@ -1120,6 +1128,14 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs = {
.ops = {
.enable = dsi_10nm_phy_enable,
.disable = dsi_10nm_phy_disable,
+ .pll_init = dsi_pll_10nm_init,
+ },
+ .pll_ops = {
+ .get_provider = dsi_pll_10nm_get_provider,
+ .destroy = dsi_pll_10nm_destroy,
+ .save_state = dsi_pll_10nm_save_state,
+ .restore_state = dsi_pll_10nm_restore_state,
+ .set_usecase = dsi_pll_10nm_set_usecase,
},
.io_start = { 0xc994400, 0xc996400 },
.num_dsi_phy = 2,
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c
index 4386edfa91fe..011d285bf2c0 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c
@@ -1042,18 +1042,20 @@ static int pll_14nm_register(struct dsi_pll_14nm *pll_14nm)
return 0;
}
-struct msm_dsi_pll *msm_dsi_pll_14nm_init(struct platform_device *pdev, int id)
+static int dsi_pll_14nm_init(struct msm_dsi_phy *phy)
{
+ struct platform_device *pdev = phy->pdev;
+ int id = phy->id;
struct dsi_pll_14nm *pll_14nm;
struct msm_dsi_pll *pll;
int ret;
if (!pdev)
- return ERR_PTR(-ENODEV);
+ return -ENODEV;
pll_14nm = devm_kzalloc(&pdev->dev, sizeof(*pll_14nm), GFP_KERNEL);
if (!pll_14nm)
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
DBG("PLL%d", id);
@@ -1064,13 +1066,13 @@ struct msm_dsi_pll *msm_dsi_pll_14nm_init(struct platform_device *pdev, int id)
pll_14nm->phy_cmn_mmio = msm_ioremap(pdev, "dsi_phy", "DSI_PHY");
if (IS_ERR_OR_NULL(pll_14nm->phy_cmn_mmio)) {
DRM_DEV_ERROR(&pdev->dev, "failed to map CMN PHY base\n");
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
}
pll_14nm->mmio = msm_ioremap(pdev, "dsi_pll", "DSI_PLL");
if (IS_ERR_OR_NULL(pll_14nm->mmio)) {
DRM_DEV_ERROR(&pdev->dev, "failed to map PLL base\n");
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
}
spin_lock_init(&pll_14nm->postdiv_lock);
@@ -1078,24 +1080,19 @@ struct msm_dsi_pll *msm_dsi_pll_14nm_init(struct platform_device *pdev, int id)
pll = &pll_14nm->base;
pll->min_rate = VCO_MIN_RATE;
pll->max_rate = VCO_MAX_RATE;
- pll->get_provider = dsi_pll_14nm_get_provider;
- pll->destroy = dsi_pll_14nm_destroy;
- pll->disable_seq = dsi_pll_14nm_disable_seq;
- pll->save_state = dsi_pll_14nm_save_state;
- pll->restore_state = dsi_pll_14nm_restore_state;
- pll->set_usecase = dsi_pll_14nm_set_usecase;
+ pll->cfg = phy->cfg;
pll_14nm->vco_delay = 1;
- pll->enable_seq = dsi_pll_14nm_enable_seq;
-
ret = pll_14nm_register(pll_14nm);
if (ret) {
DRM_DEV_ERROR(&pdev->dev, "failed to register PLL: %d\n", ret);
- return ERR_PTR(ret);
+ return ret;
}
- return pll;
+ phy->pll = pll;
+
+ return 0;
}
static void dsi_14nm_dphy_set_timing(struct msm_dsi_phy *phy,
@@ -1230,6 +1227,16 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs = {
.ops = {
.enable = dsi_14nm_phy_enable,
.disable = dsi_14nm_phy_disable,
+ .pll_init = dsi_pll_14nm_init,
+ },
+ .pll_ops = {
+ .get_provider = dsi_pll_14nm_get_provider,
+ .destroy = dsi_pll_14nm_destroy,
+ .save_state = dsi_pll_14nm_save_state,
+ .restore_state = dsi_pll_14nm_restore_state,
+ .set_usecase = dsi_pll_14nm_set_usecase,
+ .disable_seq = dsi_pll_14nm_disable_seq,
+ .enable_seq = dsi_pll_14nm_enable_seq,
},
.io_start = { 0x994400, 0x996400 },
.num_dsi_phy = 2,
@@ -1248,6 +1255,16 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs = {
.ops = {
.enable = dsi_14nm_phy_enable,
.disable = dsi_14nm_phy_disable,
+ .pll_init = dsi_pll_14nm_init,
+ },
+ .pll_ops = {
+ .get_provider = dsi_pll_14nm_get_provider,
+ .destroy = dsi_pll_14nm_destroy,
+ .save_state = dsi_pll_14nm_save_state,
+ .restore_state = dsi_pll_14nm_restore_state,
+ .set_usecase = dsi_pll_14nm_set_usecase,
+ .disable_seq = dsi_pll_14nm_disable_seq,
+ .enable_seq = dsi_pll_14nm_enable_seq,
},
.io_start = { 0xc994400, 0xc996000 },
.num_dsi_phy = 2,
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
index 760cf7956fa2..fb6e19d9495d 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
@@ -597,19 +597,20 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm)
return 0;
}
-struct msm_dsi_pll *msm_dsi_pll_28nm_init(struct platform_device *pdev,
- enum msm_dsi_phy_type type, int id)
+static int dsi_pll_28nm_init(struct msm_dsi_phy *phy)
{
+ struct platform_device *pdev = phy->pdev;
+ int id = phy->id;
struct dsi_pll_28nm *pll_28nm;
struct msm_dsi_pll *pll;
int ret;
if (!pdev)
- return ERR_PTR(-ENODEV);
+ return -ENODEV;
pll_28nm = devm_kzalloc(&pdev->dev, sizeof(*pll_28nm), GFP_KERNEL);
if (!pll_28nm)
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
pll_28nm->pdev = pdev;
pll_28nm->id = id;
@@ -617,40 +618,33 @@ struct msm_dsi_pll *msm_dsi_pll_28nm_init(struct platform_device *pdev,
pll_28nm->mmio = msm_ioremap(pdev, "dsi_pll", "DSI_PLL");
if (IS_ERR_OR_NULL(pll_28nm->mmio)) {
DRM_DEV_ERROR(&pdev->dev, "%s: failed to map pll base\n", __func__);
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
}
pll = &pll_28nm->base;
pll->min_rate = VCO_MIN_RATE;
pll->max_rate = VCO_MAX_RATE;
- pll->get_provider = dsi_pll_28nm_get_provider;
- pll->destroy = dsi_pll_28nm_destroy;
- pll->disable_seq = dsi_pll_28nm_disable_seq;
- pll->save_state = dsi_pll_28nm_save_state;
- pll->restore_state = dsi_pll_28nm_restore_state;
-
- if (type == MSM_DSI_PHY_28NM_HPM) {
+ if (phy->cfg->type == MSM_DSI_PHY_28NM_HPM) {
pll_28nm->vco_delay = 1;
-
- pll->enable_seq = dsi_pll_28nm_enable_seq_hpm;
- } else if (type == MSM_DSI_PHY_28NM_LP) {
+ } else if (phy->cfg->type == MSM_DSI_PHY_28NM_LP) {
pll_28nm->vco_delay = 1000;
-
- pll->enable_seq = dsi_pll_28nm_enable_seq_lp;
} else {
- DRM_DEV_ERROR(&pdev->dev, "phy type (%d) is not 28nm\n", type);
- return ERR_PTR(-EINVAL);
+ DRM_DEV_ERROR(&pdev->dev, "phy type (%d) is not 28nm\n", phy->cfg->type);
+ return -EINVAL;
}
+ pll->cfg = phy->cfg;
+
ret = pll_28nm_register(pll_28nm);
if (ret) {
DRM_DEV_ERROR(&pdev->dev, "failed to register PLL: %d\n", ret);
- return ERR_PTR(ret);
+ return ret;
}
- return pll;
-}
+ phy->pll = pll;
+ return 0;
+}
static void dsi_28nm_dphy_set_timing(struct msm_dsi_phy *phy,
struct msm_dsi_dphy_timing *timing)
@@ -809,6 +803,15 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs = {
.ops = {
.enable = dsi_28nm_phy_enable,
.disable = dsi_28nm_phy_disable,
+ .pll_init = dsi_pll_28nm_init,
+ },
+ .pll_ops = {
+ .get_provider = dsi_pll_28nm_get_provider,
+ .destroy = dsi_pll_28nm_destroy,
+ .save_state = dsi_pll_28nm_save_state,
+ .restore_state = dsi_pll_28nm_restore_state,
+ .disable_seq = dsi_pll_28nm_disable_seq,
+ .enable_seq = dsi_pll_28nm_enable_seq_hpm,
},
.io_start = { 0xfd922b00, 0xfd923100 },
.num_dsi_phy = 2,
@@ -827,6 +830,15 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs = {
.ops = {
.enable = dsi_28nm_phy_enable,
.disable = dsi_28nm_phy_disable,
+ .pll_init = dsi_pll_28nm_init,
+ },
+ .pll_ops = {
+ .get_provider = dsi_pll_28nm_get_provider,
+ .destroy = dsi_pll_28nm_destroy,
+ .save_state = dsi_pll_28nm_save_state,
+ .restore_state = dsi_pll_28nm_restore_state,
+ .disable_seq = dsi_pll_28nm_disable_seq,
+ .enable_seq = dsi_pll_28nm_enable_seq_hpm,
},
.io_start = { 0x1a94400, 0x1a96400 },
.num_dsi_phy = 2,
@@ -845,6 +857,15 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs = {
.ops = {
.enable = dsi_28nm_phy_enable,
.disable = dsi_28nm_phy_disable,
+ .pll_init = dsi_pll_28nm_init,
+ },
+ .pll_ops = {
+ .get_provider = dsi_pll_28nm_get_provider,
+ .destroy = dsi_pll_28nm_destroy,
+ .save_state = dsi_pll_28nm_save_state,
+ .restore_state = dsi_pll_28nm_restore_state,
+ .disable_seq = dsi_pll_28nm_disable_seq,
+ .enable_seq = dsi_pll_28nm_enable_seq_lp,
},
.io_start = { 0x1a98500 },
.num_dsi_phy = 1,
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c
index 2cfb7edf91d8..08f31be3b0dc 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c
@@ -483,19 +483,20 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm)
return 0;
}
-struct msm_dsi_pll *msm_dsi_pll_28nm_8960_init(struct platform_device *pdev,
- int id)
+static int dsi_pll_28nm_8960_init(struct msm_dsi_phy *phy)
{
+ struct platform_device *pdev = phy->pdev;
+ int id = phy->id;
struct dsi_pll_28nm *pll_28nm;
struct msm_dsi_pll *pll;
int ret;
if (!pdev)
- return ERR_PTR(-ENODEV);
+ return -ENODEV;
pll_28nm = devm_kzalloc(&pdev->dev, sizeof(*pll_28nm), GFP_KERNEL);
if (!pll_28nm)
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
pll_28nm->pdev = pdev;
pll_28nm->id = id + 1;
@@ -503,27 +504,24 @@ struct msm_dsi_pll *msm_dsi_pll_28nm_8960_init(struct platform_device *pdev,
pll_28nm->mmio = msm_ioremap(pdev, "dsi_pll", "DSI_PLL");
if (IS_ERR_OR_NULL(pll_28nm->mmio)) {
DRM_DEV_ERROR(&pdev->dev, "%s: failed to map pll base\n", __func__);
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
}
pll = &pll_28nm->base;
pll->min_rate = VCO_MIN_RATE;
pll->max_rate = VCO_MAX_RATE;
- pll->get_provider = dsi_pll_28nm_get_provider;
- pll->destroy = dsi_pll_28nm_destroy;
- pll->disable_seq = dsi_pll_28nm_disable_seq;
- pll->save_state = dsi_pll_28nm_save_state;
- pll->restore_state = dsi_pll_28nm_restore_state;
- pll->enable_seq = dsi_pll_28nm_enable_seq;
+ pll->cfg = phy->cfg;
ret = pll_28nm_register(pll_28nm);
if (ret) {
DRM_DEV_ERROR(&pdev->dev, "failed to register PLL: %d\n", ret);
- return ERR_PTR(ret);
+ return ret;
}
- return pll;
+ phy->pll = pll;
+
+ return 0;
}
static void dsi_28nm_dphy_set_timing(struct msm_dsi_phy *phy,
@@ -704,6 +702,15 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs = {
.ops = {
.enable = dsi_28nm_phy_enable,
.disable = dsi_28nm_phy_disable,
+ .pll_init = dsi_pll_28nm_8960_init,
+ },
+ .pll_ops = {
+ .get_provider = dsi_pll_28nm_get_provider,
+ .destroy = dsi_pll_28nm_destroy,
+ .save_state = dsi_pll_28nm_save_state,
+ .restore_state = dsi_pll_28nm_restore_state,
+ .disable_seq = dsi_pll_28nm_disable_seq,
+ .enable_seq = dsi_pll_28nm_enable_seq,
},
.io_start = { 0x4700300, 0x5800300 },
.num_dsi_phy = 2,
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c
index f9af9d70b56a..68b54e5060e4 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c
@@ -178,7 +178,7 @@ static void dsi_pll_calc_dec_frac(struct dsi_pll_7nm *pll)
dec = div_u64(dec_multiple, multiplier);
- if (pll->base.type != MSM_DSI_PHY_7NM_V4_1)
+ if (pll->base.cfg->type != MSM_DSI_PHY_7NM_V4_1)
regs->pll_clock_inverters = 0x28;
else if (pll_freq <= 1000000000ULL)
regs->pll_clock_inverters = 0xa0;
@@ -273,7 +273,7 @@ static void dsi_pll_config_hzindep_reg(struct dsi_pll_7nm *pll)
void __iomem *base = pll->mmio;
u8 analog_controls_five_1 = 0x01, vco_config_1 = 0x00;
- if (pll->base.type == MSM_DSI_PHY_7NM_V4_1) {
+ if (pll->base.cfg->type == MSM_DSI_PHY_7NM_V4_1) {
if (pll->vco_current_rate >= 3100000000ULL)
analog_controls_five_1 = 0x03;
@@ -307,9 +307,9 @@ static void dsi_pll_config_hzindep_reg(struct dsi_pll_7nm *pll)
pll_write(base + REG_DSI_7nm_PHY_PLL_PFILT, 0x2f);
pll_write(base + REG_DSI_7nm_PHY_PLL_IFILT, 0x2a);
pll_write(base + REG_DSI_7nm_PHY_PLL_IFILT,
- pll->base.type == MSM_DSI_PHY_7NM_V4_1 ? 0x3f : 0x22);
+ pll->base.cfg->type == MSM_DSI_PHY_7NM_V4_1 ? 0x3f : 0x22);
- if (pll->base.type == MSM_DSI_PHY_7NM_V4_1) {
+ if (pll->base.cfg->type == MSM_DSI_PHY_7NM_V4_1) {
pll_write(base + REG_DSI_7nm_PHY_PLL_PERF_OPTIMIZE, 0x22);
if (pll->slave)
pll_write(pll->slave->mmio + REG_DSI_7nm_PHY_PLL_PERF_OPTIMIZE, 0x22);
@@ -853,16 +853,17 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm)
return ret;
}
-struct msm_dsi_pll *msm_dsi_pll_7nm_init(struct platform_device *pdev,
- enum msm_dsi_phy_type type, int id)
+static int dsi_pll_7nm_init(struct msm_dsi_phy *phy)
{
+ struct platform_device *pdev = phy->pdev;
+ int id = phy->id;
struct dsi_pll_7nm *pll_7nm;
struct msm_dsi_pll *pll;
int ret;
pll_7nm = devm_kzalloc(&pdev->dev, sizeof(*pll_7nm), GFP_KERNEL);
if (!pll_7nm)
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
DBG("DSI PLL%d", id);
@@ -873,13 +874,13 @@ struct msm_dsi_pll *msm_dsi_pll_7nm_init(struct platform_device *pdev,
pll_7nm->phy_cmn_mmio = msm_ioremap(pdev, "dsi_phy", "DSI_PHY");
if (IS_ERR_OR_NULL(pll_7nm->phy_cmn_mmio)) {
DRM_DEV_ERROR(&pdev->dev, "failed to map CMN PHY base\n");
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
}
pll_7nm->mmio = msm_ioremap(pdev, "dsi_pll", "DSI_PLL");
if (IS_ERR_OR_NULL(pll_7nm->mmio)) {
DRM_DEV_ERROR(&pdev->dev, "failed to map PLL base\n");
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
}
spin_lock_init(&pll_7nm->postdiv_lock);
@@ -887,30 +888,28 @@ struct msm_dsi_pll *msm_dsi_pll_7nm_init(struct platform_device *pdev,
pll = &pll_7nm->base;
pll->min_rate = 1000000000UL;
pll->max_rate = 3500000000UL;
- if (type == MSM_DSI_PHY_7NM_V4_1) {
+ if (phy->cfg->type == MSM_DSI_PHY_7NM_V4_1) {
pll->min_rate = 600000000UL;
pll->max_rate = (unsigned long)5000000000ULL;
/* workaround for max rate overflowing on 32-bit builds: */
pll->max_rate = max(pll->max_rate, 0xffffffffUL);
}
- pll->get_provider = dsi_pll_7nm_get_provider;
- pll->destroy = dsi_pll_7nm_destroy;
- pll->save_state = dsi_pll_7nm_save_state;
- pll->restore_state = dsi_pll_7nm_restore_state;
- pll->set_usecase = dsi_pll_7nm_set_usecase;
+ pll->cfg = phy->cfg;
pll_7nm->vco_delay = 1;
ret = pll_7nm_register(pll_7nm);
if (ret) {
DRM_DEV_ERROR(&pdev->dev, "failed to register PLL: %d\n", ret);
- return ERR_PTR(ret);
+ return ret;
}
+ phy->pll = pll;
+
/* TODO: Remove this when we have proper display handover support */
msm_dsi_pll_save_state(pll);
- return pll;
+ return 0;
}
static int dsi_phy_hw_v4_0_is_pll_on(struct msm_dsi_phy *phy)
@@ -1142,6 +1141,14 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_cfgs = {
.ops = {
.enable = dsi_7nm_phy_enable,
.disable = dsi_7nm_phy_disable,
+ .pll_init = dsi_pll_7nm_init,
+ },
+ .pll_ops = {
+ .get_provider = dsi_pll_7nm_get_provider,
+ .destroy = dsi_pll_7nm_destroy,
+ .save_state = dsi_pll_7nm_save_state,
+ .restore_state = dsi_pll_7nm_restore_state,
+ .set_usecase = dsi_pll_7nm_set_usecase,
},
.io_start = { 0xae94400, 0xae96400 },
.num_dsi_phy = 2,
@@ -1160,6 +1167,14 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_8150_cfgs = {
.ops = {
.enable = dsi_7nm_phy_enable,
.disable = dsi_7nm_phy_disable,
+ .pll_init = dsi_pll_7nm_init,
+ },
+ .pll_ops = {
+ .get_provider = dsi_pll_7nm_get_provider,
+ .destroy = dsi_pll_7nm_destroy,
+ .save_state = dsi_pll_7nm_save_state,
+ .restore_state = dsi_pll_7nm_restore_state,
+ .set_usecase = dsi_pll_7nm_set_usecase,
},
.io_start = { 0xae94400, 0xae96400 },
.num_dsi_phy = 2,
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c
index 9e9fa90bf504..c7ff0eba0e8b 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c
@@ -3,6 +3,7 @@
* Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
*/
+#include "dsi_phy.h"
#include "dsi_pll.h"
/*
@@ -33,7 +34,7 @@ int msm_dsi_pll_helper_clk_prepare(struct clk_hw *hw)
if (unlikely(pll->pll_on))
return 0;
- ret = pll->enable_seq(pll);
+ ret = pll->cfg->pll_ops.enable_seq(pll);
if (ret) {
DRM_ERROR("DSI PLL failed to lock\n");
return ret;
@@ -51,7 +52,7 @@ void msm_dsi_pll_helper_clk_unprepare(struct clk_hw *hw)
if (unlikely(!pll->pll_on))
return;
- pll->disable_seq(pll);
+ pll->cfg->pll_ops.disable_seq(pll);
pll->pll_on = false;
}
@@ -76,8 +77,8 @@ void msm_dsi_pll_helper_unregister_clks(struct platform_device *pdev,
int msm_dsi_pll_get_clk_provider(struct msm_dsi_pll *pll,
struct clk **byte_clk_provider, struct clk **pixel_clk_provider)
{
- if (pll->get_provider)
- return pll->get_provider(pll,
+ if (pll->cfg->pll_ops.get_provider)
+ return pll->cfg->pll_ops.get_provider(pll,
byte_clk_provider,
pixel_clk_provider);
@@ -86,14 +87,14 @@ int msm_dsi_pll_get_clk_provider(struct msm_dsi_pll *pll,
void msm_dsi_pll_destroy(struct msm_dsi_pll *pll)
{
- if (pll->destroy)
- pll->destroy(pll);
+ if (pll->cfg->pll_ops.destroy)
+ pll->cfg->pll_ops.destroy(pll);
}
void msm_dsi_pll_save_state(struct msm_dsi_pll *pll)
{
- if (pll->save_state) {
- pll->save_state(pll);
+ if (pll->cfg->pll_ops.save_state) {
+ pll->cfg->pll_ops.save_state(pll);
pll->state_saved = true;
}
}
@@ -102,8 +103,8 @@ int msm_dsi_pll_restore_state(struct msm_dsi_pll *pll)
{
int ret;
- if (pll->restore_state && pll->state_saved) {
- ret = pll->restore_state(pll);
+ if (pll->cfg->pll_ops.restore_state && pll->state_saved) {
+ ret = pll->cfg->pll_ops.restore_state(pll);
if (ret)
return ret;
@@ -116,50 +117,8 @@ int msm_dsi_pll_restore_state(struct msm_dsi_pll *pll)
int msm_dsi_pll_set_usecase(struct msm_dsi_pll *pll,
enum msm_dsi_phy_usecase uc)
{
- if (pll->set_usecase)
- return pll->set_usecase(pll, uc);
+ if (pll->cfg->pll_ops.set_usecase)
+ return pll->cfg->pll_ops.set_usecase(pll, uc);
return 0;
}
-
-struct msm_dsi_pll *msm_dsi_pll_init(struct platform_device *pdev,
- enum msm_dsi_phy_type type, int id)
-{
- struct device *dev = &pdev->dev;
- struct msm_dsi_pll *pll;
-
- switch (type) {
- case MSM_DSI_PHY_28NM_HPM:
- case MSM_DSI_PHY_28NM_LP:
- pll = msm_dsi_pll_28nm_init(pdev, type, id);
- break;
- case MSM_DSI_PHY_28NM_8960:
- pll = msm_dsi_pll_28nm_8960_init(pdev, id);
- break;
- case MSM_DSI_PHY_14NM:
- pll = msm_dsi_pll_14nm_init(pdev, id);
- break;
- case MSM_DSI_PHY_10NM:
- pll = msm_dsi_pll_10nm_init(pdev, id);
- break;
- case MSM_DSI_PHY_7NM:
- case MSM_DSI_PHY_7NM_V4_1:
- pll = msm_dsi_pll_7nm_init(pdev, type, id);
- break;
- default:
- pll = ERR_PTR(-ENXIO);
- break;
- }
-
- if (IS_ERR(pll)) {
- DRM_DEV_ERROR(dev, "%s: failed to init DSI PLL\n", __func__);
- return pll;
- }
-
- pll->type = type;
-
- DBG("DSI:%d PLL registered", id);
-
- return pll;
-}
-
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h
index eebf90671eec..4fa73fbcba52 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h
@@ -14,8 +14,6 @@
#define NUM_DSI_CLOCKS_MAX 6
struct msm_dsi_pll {
- enum msm_dsi_phy_type type;
-
struct clk_hw clk_hw;
bool pll_on;
bool state_saved;
@@ -23,16 +21,7 @@ struct msm_dsi_pll {
unsigned long min_rate;
unsigned long max_rate;
- int (*enable_seq)(struct msm_dsi_pll *pll);
- void (*disable_seq)(struct msm_dsi_pll *pll);
- int (*get_provider)(struct msm_dsi_pll *pll,
- struct clk **byte_clk_provider,
- struct clk **pixel_clk_provider);
- void (*destroy)(struct msm_dsi_pll *pll);
- void (*save_state)(struct msm_dsi_pll *pll);
- int (*restore_state)(struct msm_dsi_pll *pll);
- int (*set_usecase)(struct msm_dsi_pll *pll,
- enum msm_dsi_phy_usecase uc);
+ const struct msm_dsi_phy_cfg *cfg;
};
#define hw_clk_to_pll(x) container_of(x, struct msm_dsi_pll, clk_hw)
@@ -72,59 +61,5 @@ void msm_dsi_pll_helper_clk_unprepare(struct clk_hw *hw);
void msm_dsi_pll_helper_unregister_clks(struct platform_device *pdev,
struct clk **clks, u32 num_clks);
-/*
- * Initialization for Each PLL Type
- */
-#ifdef CONFIG_DRM_MSM_DSI_28NM_PHY
-struct msm_dsi_pll *msm_dsi_pll_28nm_init(struct platform_device *pdev,
- enum msm_dsi_phy_type type, int id);
-#else
-static inline struct msm_dsi_pll *msm_dsi_pll_28nm_init(
- struct platform_device *pdev, enum msm_dsi_phy_type type, int id)
-{
- return ERR_PTR(-ENODEV);
-}
-#endif
-#ifdef CONFIG_DRM_MSM_DSI_28NM_8960_PHY
-struct msm_dsi_pll *msm_dsi_pll_28nm_8960_init(struct platform_device *pdev,
- int id);
-#else
-static inline struct msm_dsi_pll *msm_dsi_pll_28nm_8960_init(
- struct platform_device *pdev, int id)
-{
- return ERR_PTR(-ENODEV);
-}
-#endif
-
-#ifdef CONFIG_DRM_MSM_DSI_14NM_PHY
-struct msm_dsi_pll *msm_dsi_pll_14nm_init(struct platform_device *pdev, int id);
-#else
-static inline struct msm_dsi_pll *
-msm_dsi_pll_14nm_init(struct platform_device *pdev, int id)
-{
- return ERR_PTR(-ENODEV);
-}
-#endif
-#ifdef CONFIG_DRM_MSM_DSI_10NM_PHY
-struct msm_dsi_pll *msm_dsi_pll_10nm_init(struct platform_device *pdev, int id);
-#else
-static inline struct msm_dsi_pll *
-msm_dsi_pll_10nm_init(struct platform_device *pdev, int id)
-{
- return ERR_PTR(-ENODEV);
-}
-#endif
-#ifdef CONFIG_DRM_MSM_DSI_7NM_PHY
-struct msm_dsi_pll *msm_dsi_pll_7nm_init(struct platform_device *pdev,
- enum msm_dsi_phy_type type, int id);
-#else
-static inline struct msm_dsi_pll *
-msm_dsi_pll_7nm_init(struct platform_device *pdev,
- enum msm_dsi_phy_type type, int id)
-{
- return ERR_PTR(-ENODEV);
-}
-#endif
-
#endif /* __DSI_PLL_H__ */
--
2.30.2
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