Remove struct msm_dsi_dphy_timing field from the struct msm_dsi_phy.
There is no need to store them.
Signed-off-by: Dmitry Baryshkov <dmitry.barysh...@linaro.org>
---
drivers/gpu/drm/msm/dsi/phy/dsi_phy.c | 18 ++++++++++++++----
drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 10 ++++++++--
drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c | 11 +++--------
drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c | 11 +++--------
drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c | 10 ++--------
drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 12 ++++--------
.../gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c | 10 ++--------
drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 13 ++++---------
8 files changed, 40 insertions(+), 55 deletions(-)
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
index 53a02c02dd6e..47145cab6b55 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
@@ -453,6 +453,8 @@ int msm_dsi_dphy_timing_calc_v4(struct msm_dsi_dphy_timing
*timing,
tmax = 255;
timing->shared_timings.clk_pre = DIV_ROUND_UP((tmax - tmin) * 125,
10000) + tmin;
+ timing->bitclk_rate = bit_rate;
+
DBG("%d, %d, %d, %d, %d, %d, %d, %d, %d, %d",
timing->shared_timings.clk_pre, timing->shared_timings.clk_post,
timing->clk_zero, timing->clk_trail, timing->clk_prepare,
timing->hs_exit,
@@ -756,6 +758,7 @@ int msm_dsi_phy_enable(struct msm_dsi_phy *phy,
struct msm_dsi_phy_shared_timings *shared_timings)
{
struct device *dev = &phy->pdev->dev;
+ struct msm_dsi_dphy_timing timing;
int ret;
if (!phy || !phy->cfg->ops.enable)
@@ -775,15 +778,22 @@ int msm_dsi_phy_enable(struct msm_dsi_phy *phy,
goto reg_en_fail;
}
- ret = phy->cfg->ops.enable(phy, clk_req);
+ if (!phy->cfg->ops.dphy_timing_calc ||
+ phy->cfg->ops.dphy_timing_calc(&timing, clk_req)) {
+ DRM_DEV_ERROR(&phy->pdev->dev,
+ "%s: D-PHY timing calculation failed\n", __func__);
+ return -EINVAL;
+ }
+
+ memcpy(shared_timings, &timing.shared_timings,
+ sizeof(*shared_timings));
+
+ ret = phy->cfg->ops.enable(phy, &timing);
if (ret) {
DRM_DEV_ERROR(dev, "%s: phy enable failed, %d\n", __func__,
ret);
goto phy_en_fail;
}
- memcpy(shared_timings, &phy->timing.shared_timings,
- sizeof(*shared_timings));
-
/*
* Resetting DSI PHY silently changes its PLL registers to reset status,
* which will confuse clock driver and result in wrong output rate of
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
index 94a77ac364d3..9ba03a242d24 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
@@ -17,10 +17,14 @@
#define dsi_phy_write_udelay(offset, data, delay_us) { msm_writel((data),
(offset)); udelay(delay_us); }
#define dsi_phy_write_ndelay(offset, data, delay_ns) { msm_writel((data),
(offset)); ndelay(delay_ns); }
+struct msm_dsi_dphy_timing;
+
struct msm_dsi_phy_ops {
int (*pll_init)(struct msm_dsi_phy *phy);
- int (*enable)(struct msm_dsi_phy *phy,
+ int (*dphy_timing_calc)(struct msm_dsi_dphy_timing *timing,
struct msm_dsi_phy_clk_request *clk_req);
+ int (*enable)(struct msm_dsi_phy *phy,
+ struct msm_dsi_dphy_timing *timing);
void (*disable)(struct msm_dsi_phy *phy);
void (*save_pll_state)(struct msm_dsi_phy *phy);
int (*restore_pll_state)(struct msm_dsi_phy *phy);
@@ -73,6 +77,9 @@ struct msm_dsi_dphy_timing {
u32 hs_prep_dly_ckln;
u8 hs_halfbyte_en;
u8 hs_halfbyte_en_ckln;
+
+ /* For PHY v4 only */
+ unsigned long bitclk_rate;
};
#define DSI_BYTE_PLL_CLK 0
@@ -90,7 +97,6 @@ struct msm_dsi_phy {
struct clk *ahb_clk;
struct regulator_bulk_data supplies[DSI_DEV_REGULATOR_MAX];
- struct msm_dsi_dphy_timing timing;
const struct msm_dsi_phy_cfg *cfg;
enum msm_dsi_phy_usecase usecase;
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 34bc93548fcf..bc838ee4f9b9 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c
@@ -789,24 +789,17 @@ static void dsi_phy_hw_v3_0_lane_settings(struct
msm_dsi_phy *phy)
}
static int dsi_10nm_phy_enable(struct msm_dsi_phy *phy,
- struct msm_dsi_phy_clk_request *clk_req)
+ struct msm_dsi_dphy_timing *timing)
{
int ret;
u32 status;
u32 const delay_us = 5;
u32 const timeout_us = 1000;
- struct msm_dsi_dphy_timing *timing = &phy->timing;
void __iomem *base = phy->base;
u32 data;
DBG("");
- if (msm_dsi_dphy_timing_calc_v3(timing, clk_req)) {
- DRM_DEV_ERROR(&phy->pdev->dev,
- "%s: D-PHY timing calculation failed\n", __func__);
- return -EINVAL;
- }
-
if (dsi_phy_hw_v3_0_is_pll_on(phy))
pr_warn("PLL turned on before configuring PHY\n");
@@ -929,6 +922,7 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs = {
},
},
.ops = {
+ .dphy_timing_calc = msm_dsi_dphy_timing_calc_v3,
.enable = dsi_10nm_phy_enable,
.disable = dsi_10nm_phy_disable,
.pll_init = dsi_pll_10nm_init,
@@ -950,6 +944,7 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs = {
},
},
.ops = {
+ .dphy_timing_calc = msm_dsi_dphy_timing_calc_v3,
.enable = dsi_10nm_phy_enable,
.disable = dsi_10nm_phy_disable,
.pll_init = dsi_pll_10nm_init,
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 65d68eb9e3cb..5372d741bc76 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c
@@ -939,9 +939,8 @@ static void dsi_14nm_dphy_set_timing(struct msm_dsi_phy
*phy,
}
static int dsi_14nm_phy_enable(struct msm_dsi_phy *phy,
- struct msm_dsi_phy_clk_request *clk_req)
+ struct msm_dsi_dphy_timing *timing)
{
- struct msm_dsi_dphy_timing *timing = &phy->timing;
u32 data;
int i;
int ret;
@@ -949,12 +948,6 @@ static int dsi_14nm_phy_enable(struct msm_dsi_phy *phy,
void __iomem *lane_base = phy->lane_base;
u32 glbl_test_ctrl;
- if (msm_dsi_dphy_timing_calc_v2(timing, clk_req)) {
- DRM_DEV_ERROR(&phy->pdev->dev,
- "%s: D-PHY timing calculation failed\n", __func__);
- return -EINVAL;
- }
-
data = 0x1c;
if (phy->usecase != MSM_DSI_PHY_STANDALONE)
data |= DSI_14nm_PHY_CMN_LDO_CNTRL_VREG_CTRL(32);
@@ -1032,6 +1025,7 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs = {
},
},
.ops = {
+ .dphy_timing_calc = msm_dsi_dphy_timing_calc_v2,
.enable = dsi_14nm_phy_enable,
.disable = dsi_14nm_phy_disable,
.pll_init = dsi_pll_14nm_init,
@@ -1053,6 +1047,7 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs = {
},
},
.ops = {
+ .dphy_timing_calc = msm_dsi_dphy_timing_calc_v2,
.enable = dsi_14nm_phy_enable,
.disable = dsi_14nm_phy_disable,
.pll_init = dsi_pll_14nm_init,
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c
b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c
index e96d789aea18..b953fb19e292 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c
@@ -64,9 +64,8 @@ static void dsi_20nm_phy_regulator_ctrl(struct msm_dsi_phy
*phy, bool enable)
}
static int dsi_20nm_phy_enable(struct msm_dsi_phy *phy,
- struct msm_dsi_phy_clk_request *clk_req)
+ struct msm_dsi_dphy_timing *timing)
{
- struct msm_dsi_dphy_timing *timing = &phy->timing;
int i;
void __iomem *base = phy->base;
u32 cfg_4[4] = {0x20, 0x40, 0x20, 0x00};
@@ -74,12 +73,6 @@ static int dsi_20nm_phy_enable(struct msm_dsi_phy *phy,
DBG("");
- if (msm_dsi_dphy_timing_calc(timing, clk_req)) {
- DRM_DEV_ERROR(&phy->pdev->dev,
- "%s: D-PHY timing calculation failed\n", __func__);
- return -EINVAL;
- }
-
dsi_20nm_phy_regulator_ctrl(phy, true);
dsi_phy_write(base + REG_DSI_20nm_PHY_STRENGTH_0, 0xff);
@@ -138,6 +131,7 @@ const struct msm_dsi_phy_cfg dsi_phy_20nm_cfgs = {
},
},
.ops = {
+ .dphy_timing_calc = msm_dsi_dphy_timing_calc,
.enable = dsi_20nm_phy_enable,
.disable = dsi_20nm_phy_disable,
},
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 3304acda2165..e39801d309ed 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
@@ -699,21 +699,14 @@ static void dsi_28nm_phy_regulator_ctrl(struct
msm_dsi_phy *phy, bool enable)
}
static int dsi_28nm_phy_enable(struct msm_dsi_phy *phy,
- struct msm_dsi_phy_clk_request *clk_req)
+ struct msm_dsi_dphy_timing *timing)
{
- struct msm_dsi_dphy_timing *timing = &phy->timing;
int i;
void __iomem *base = phy->base;
u32 val;
DBG("");
- if (msm_dsi_dphy_timing_calc(timing, clk_req)) {
- DRM_DEV_ERROR(&phy->pdev->dev,
- "%s: D-PHY timing calculation failed\n", __func__);
- return -EINVAL;
- }
-
dsi_phy_write(base + REG_DSI_28nm_PHY_STRENGTH_0, 0xff);
dsi_28nm_phy_regulator_ctrl(phy, true);
@@ -775,6 +768,7 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs = {
},
},
.ops = {
+ .dphy_timing_calc = msm_dsi_dphy_timing_calc,
.enable = dsi_28nm_phy_enable,
.disable = dsi_28nm_phy_disable,
.pll_init = dsi_pll_28nm_init,
@@ -796,6 +790,7 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs = {
},
},
.ops = {
+ .dphy_timing_calc = msm_dsi_dphy_timing_calc,
.enable = dsi_28nm_phy_enable,
.disable = dsi_28nm_phy_disable,
.pll_init = dsi_pll_28nm_init,
@@ -817,6 +812,7 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs = {
},
},
.ops = {
+ .dphy_timing_calc = msm_dsi_dphy_timing_calc,
.enable = dsi_28nm_phy_enable,
.disable = dsi_28nm_phy_disable,
.pll_init = dsi_pll_28nm_init,
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 86e40a0d41a3..7d50822085f2 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
@@ -590,19 +590,12 @@ static void dsi_28nm_phy_lane_config(struct msm_dsi_phy
*phy)
}
static int dsi_28nm_phy_enable(struct msm_dsi_phy *phy,
- struct msm_dsi_phy_clk_request *clk_req)
+ struct msm_dsi_dphy_timing *timing)
{
- struct msm_dsi_dphy_timing *timing = &phy->timing;
void __iomem *base = phy->base;
DBG("");
- if (msm_dsi_dphy_timing_calc(timing, clk_req)) {
- DRM_DEV_ERROR(&phy->pdev->dev,
- "%s: D-PHY timing calculation failed\n", __func__);
- return -EINVAL;
- }
-
dsi_28nm_phy_regulator_init(phy);
dsi_phy_write(base + REG_DSI_28nm_8960_PHY_LDO_CTRL, 0x04);
@@ -654,6 +647,7 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs = {
},
},
.ops = {
+ .dphy_timing_calc = msm_dsi_dphy_timing_calc,
.enable = dsi_28nm_phy_enable,
.disable = dsi_28nm_phy_disable,
.pll_init = dsi_pll_28nm_8960_init,
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 e76ce40a12ab..993508268a15 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c
@@ -802,13 +802,12 @@ static void dsi_phy_hw_v4_0_lane_settings(struct
msm_dsi_phy *phy)
}
static int dsi_7nm_phy_enable(struct msm_dsi_phy *phy,
- struct msm_dsi_phy_clk_request *clk_req)
+ struct msm_dsi_dphy_timing *timing)
{
int ret;
u32 status;
u32 const delay_us = 5;
u32 const timeout_us = 1000;
- struct msm_dsi_dphy_timing *timing = &phy->timing;
void __iomem *base = phy->base;
bool less_than_1500_mhz;
u32 vreg_ctrl_0, glbl_str_swi_cal_sel_ctrl, glbl_hstx_str_ctrl_0;
@@ -817,12 +816,6 @@ static int dsi_7nm_phy_enable(struct msm_dsi_phy *phy,
DBG("");
- if (msm_dsi_dphy_timing_calc_v4(timing, clk_req)) {
- DRM_DEV_ERROR(&phy->pdev->dev,
- "%s: D-PHY timing calculation failed\n", __func__);
- return -EINVAL;
- }
-
if (dsi_phy_hw_v4_0_is_pll_on(phy))
pr_warn("PLL turned on before configuring PHY\n");
@@ -838,7 +831,7 @@ static int dsi_7nm_phy_enable(struct msm_dsi_phy *phy,
/* TODO: CPHY enable path (this is for DPHY only) */
/* Alter PHY configurations if data rate less than 1.5GHZ*/
- less_than_1500_mhz = (clk_req->bitclk_rate <= 1500000000);
+ less_than_1500_mhz = (timing->bitclk_rate <= 1500000000);
if (phy->cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1) {
vreg_ctrl_0 = less_than_1500_mhz ? 0x53 : 0x52;
@@ -965,6 +958,7 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_cfgs = {
},
},
.ops = {
+ .dphy_timing_calc = msm_dsi_dphy_timing_calc_v4,
.enable = dsi_7nm_phy_enable,
.disable = dsi_7nm_phy_disable,
.pll_init = dsi_pll_7nm_init,
@@ -987,6 +981,7 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_8150_cfgs = {
},
},
.ops = {
+ .dphy_timing_calc = msm_dsi_dphy_timing_calc_v4,
.enable = dsi_7nm_phy_enable,
.disable = dsi_7nm_phy_disable,
.pll_init = dsi_pll_7nm_init,
--
2.30.2
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