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Wed, 31 Mar 2021 03:57:43 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Jonathan Marek , Michael Turquette Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-clk@vger.kernel.org, Stephen Boyd Subject: [PATCH v4 08/24] drm/msm/dsi: move min/max PLL rate to phy config Date: Wed, 31 Mar 2021 13:57:19 +0300 Message-Id: <20210331105735.3690009-9-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> References: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Tested-by: Stephen Boyd # on sc7180 lazor --- drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 3 +++ drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c | 6 ++++-- drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c | 6 ++++-- drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 8 ++++++-- drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c | 4 ++-- drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 12 ++++-------- drivers/gpu/drm/msm/dsi/phy/dsi_pll.c | 8 ++++---- drivers/gpu/drm/msm/dsi/phy/dsi_pll.h | 3 --- 8 files changed, 27 insertions(+), 23 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h index 39abb86446f9..000e4207dabc 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h @@ -38,6 +38,9 @@ struct msm_dsi_phy_cfg { struct msm_dsi_phy_ops ops; const struct msm_dsi_pll_ops pll_ops; + unsigned long min_pll_rate; + unsigned long max_pll_rate; + /* * Each cell {phy_id, pll_id} of the truth table indicates * if the source PLL selection bit should be set for each PHY. 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 dc8ccc994759..5f9d0cfc4e03 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c @@ -864,8 +864,6 @@ static int dsi_pll_10nm_init(struct msm_dsi_phy *phy) spin_lock_init(&pll_10nm->postdiv_lock); pll = &pll_10nm->base; - pll->min_rate = 1000000000UL; - pll->max_rate = 3500000000UL; pll->cfg = phy->cfg; pll_10nm->vco_delay = 1; @@ -1113,6 +1111,8 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs = { .restore_state = dsi_pll_10nm_restore_state, .set_usecase = dsi_pll_10nm_set_usecase, }, + .min_pll_rate = 1000000000UL, + .max_pll_rate = 3500000000UL, .io_start = { 0xae94400, 0xae96400 }, .num_dsi_phy = 2, }; @@ -1138,6 +1138,8 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs = { .restore_state = dsi_pll_10nm_restore_state, .set_usecase = dsi_pll_10nm_set_usecase, }, + .min_pll_rate = 1000000000UL, + .max_pll_rate = 3500000000UL, .io_start = { 0xc994400, 0xc996400 }, .num_dsi_phy = 2, .quirks = DSI_PHY_10NM_QUIRK_OLD_TIMINGS, 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 d78f846cf8e4..8e4528301e5d 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c @@ -1078,8 +1078,6 @@ static int dsi_pll_14nm_init(struct msm_dsi_phy *phy) spin_lock_init(&pll_14nm->postdiv_lock); pll = &pll_14nm->base; - pll->min_rate = VCO_MIN_RATE; - pll->max_rate = VCO_MAX_RATE; pll->cfg = phy->cfg; pll_14nm->vco_delay = 1; @@ -1237,6 +1235,8 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs = { .disable_seq = dsi_pll_14nm_disable_seq, .enable_seq = dsi_pll_14nm_enable_seq, }, + .min_pll_rate = VCO_MIN_RATE, + .max_pll_rate = VCO_MAX_RATE, .io_start = { 0x994400, 0x996400 }, .num_dsi_phy = 2, }; @@ -1264,6 +1264,8 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs = { .disable_seq = dsi_pll_14nm_disable_seq, .enable_seq = dsi_pll_14nm_enable_seq, }, + .min_pll_rate = VCO_MIN_RATE, + .max_pll_rate = VCO_MAX_RATE, .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 bb33261d606d..d267b25e5da0 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c @@ -625,8 +625,6 @@ static int dsi_pll_28nm_init(struct msm_dsi_phy *phy) } pll = &pll_28nm->base; - pll->min_rate = VCO_MIN_RATE; - pll->max_rate = VCO_MAX_RATE; if (phy->cfg->quirks & DSI_PHY_28NM_QUIRK_PHY_LP) pll_28nm->vco_delay = 1000; else @@ -811,6 +809,8 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs = { .disable_seq = dsi_pll_28nm_disable_seq, .enable_seq = dsi_pll_28nm_enable_seq_hpm, }, + .min_pll_rate = VCO_MIN_RATE, + .max_pll_rate = VCO_MAX_RATE, .io_start = { 0xfd922b00, 0xfd923100 }, .num_dsi_phy = 2, }; @@ -837,6 +837,8 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs = { .disable_seq = dsi_pll_28nm_disable_seq, .enable_seq = dsi_pll_28nm_enable_seq_hpm, }, + .min_pll_rate = VCO_MIN_RATE, + .max_pll_rate = VCO_MAX_RATE, .io_start = { 0x1a94400, 0x1a96400 }, .num_dsi_phy = 2, }; @@ -863,6 +865,8 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs = { .disable_seq = dsi_pll_28nm_disable_seq, .enable_seq = dsi_pll_28nm_enable_seq_lp, }, + .min_pll_rate = VCO_MIN_RATE, + .max_pll_rate = VCO_MAX_RATE, .io_start = { 0x1a98500 }, .num_dsi_phy = 1, .quirks = DSI_PHY_28NM_QUIRK_PHY_LP, 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 79b0842a8dc4..31e7910c6050 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 @@ -508,8 +508,6 @@ static int dsi_pll_28nm_8960_init(struct msm_dsi_phy *phy) } pll = &pll_28nm->base; - pll->min_rate = VCO_MIN_RATE; - pll->max_rate = VCO_MAX_RATE; pll->cfg = phy->cfg; @@ -711,6 +709,8 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs = { .disable_seq = dsi_pll_28nm_disable_seq, .enable_seq = dsi_pll_28nm_enable_seq, }, + .min_pll_rate = VCO_MIN_RATE, + .max_pll_rate = VCO_MAX_RATE, .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 44ae495e8fca..4831d6769da7 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -889,14 +889,6 @@ static int dsi_pll_7nm_init(struct msm_dsi_phy *phy) spin_lock_init(&pll_7nm->postdiv_lock); pll = &pll_7nm->base; - pll->min_rate = 1000000000UL; - pll->max_rate = 3500000000UL; - if (phy->cfg->quirks & DSI_PHY_7NM_QUIRK_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->cfg = phy->cfg; pll_7nm->vco_delay = 1; @@ -1152,6 +1144,8 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_cfgs = { .restore_state = dsi_pll_7nm_restore_state, .set_usecase = dsi_pll_7nm_set_usecase, }, + .min_pll_rate = 600000000UL, + .max_pll_rate = (5000000000ULL < ULONG_MAX) ? 5000000000ULL : ULONG_MAX, .io_start = { 0xae94400, 0xae96400 }, .num_dsi_phy = 2, .quirks = DSI_PHY_7NM_QUIRK_V4_1, @@ -1178,6 +1172,8 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_8150_cfgs = { .restore_state = dsi_pll_7nm_restore_state, .set_usecase = dsi_pll_7nm_set_usecase, }, + .min_pll_rate = 1000000000UL, + .max_pll_rate = 3500000000UL, .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 c7ff0eba0e8b..e607adffe001 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c @@ -14,10 +14,10 @@ long msm_dsi_pll_helper_clk_round_rate(struct clk_hw *hw, { struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - if (rate < pll->min_rate) - return pll->min_rate; - else if (rate > pll->max_rate) - return pll->max_rate; + if (rate < pll->cfg->min_pll_rate) + return pll->cfg->min_pll_rate; + else if (rate > pll->cfg->max_pll_rate) + return pll->cfg->max_pll_rate; else return rate; } diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h index 4fa73fbcba52..8306911f8318 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h @@ -18,9 +18,6 @@ struct msm_dsi_pll { bool pll_on; bool state_saved; - unsigned long min_rate; - unsigned long max_rate; - const struct msm_dsi_phy_cfg *cfg; };