From: kbuild test robot <lkp-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
To: Jernej Skrabec <jernej.skrabec-gGgVlfcn5nU@public.gmane.org>
Cc: kbuild-all-JC7UmRfGjtg@public.gmane.org,
maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org,
wens-jdAy2FN1RRM@public.gmane.org,
robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
mark.rutland-5wv7dgnIgG8@public.gmane.org,
dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-clk-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org
Subject: Re: [PATCH 12/15] drm/sun4i: Add support for second clock parent to DW HDMI PHY clk driver
Date: Mon, 21 May 2018 15:47:08 +0800 [thread overview]
Message-ID: <201805211503.lxHMbRXG%fengguang.wu@intel.com> (raw)
In-Reply-To: <20180519183127.2718-13-jernej.skrabec-gGgVlfcn5nU@public.gmane.org>
[-- Attachment #1: Type: text/plain, Size: 11215 bytes --]
Hi Jernej,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on drm/drm-next]
[also build test WARNING on v4.17-rc6 next-20180517]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Jernej-Skrabec/Add-support-for-R40-HDMI-pipeline/20180521-131839
base: git://people.freedesktop.org/~airlied/linux.git drm-next
config: arm64-allmodconfig (attached as .config)
compiler: aarch64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=arm64
All warnings (new ones prefixed by >>):
In file included from drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h:12:0,
from drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c:9:
drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c: In function 'sun8i_hdmi_phy_config_h3':
>> drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c:191:7: warning: large integer implicitly truncated to unsigned type [-Woverflow]
~SUN8I_HDMI_PHY_PLL_CFG1_CKIN_SEL_MSK,
^
include/linux/regmap.h:76:36: note: in definition of macro 'regmap_update_bits'
regmap_update_bits_base(map, reg, mask, val, NULL, false, false)
^~~~
vim +191 drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c
8
> 9 #include "sun8i_dw_hdmi.h"
10
11 /*
12 * Address can be actually any value. Here is set to same value as
13 * it is set in BSP driver.
14 */
15 #define I2C_ADDR 0x69
16
17 static int sun8i_hdmi_phy_config_a83t(struct dw_hdmi *hdmi,
18 struct sun8i_hdmi_phy *phy,
19 unsigned int clk_rate)
20 {
21 regmap_update_bits(phy->regs, SUN8I_HDMI_PHY_REXT_CTRL_REG,
22 SUN8I_HDMI_PHY_REXT_CTRL_REXT_EN,
23 SUN8I_HDMI_PHY_REXT_CTRL_REXT_EN);
24
25 /* power down */
26 dw_hdmi_phy_gen2_txpwron(hdmi, 0);
27 dw_hdmi_phy_gen2_pddq(hdmi, 1);
28
29 dw_hdmi_phy_reset(hdmi);
30
31 dw_hdmi_phy_gen2_pddq(hdmi, 0);
32
33 dw_hdmi_phy_i2c_set_addr(hdmi, I2C_ADDR);
34
35 /*
36 * Values are taken from BSP HDMI driver. Although AW didn't
37 * release any documentation, explanation of this values can
38 * be found in i.MX 6Dual/6Quad Reference Manual.
39 */
40 if (clk_rate <= 27000000) {
41 dw_hdmi_phy_i2c_write(hdmi, 0x01e0, 0x06);
42 dw_hdmi_phy_i2c_write(hdmi, 0x0000, 0x15);
43 dw_hdmi_phy_i2c_write(hdmi, 0x08da, 0x10);
44 dw_hdmi_phy_i2c_write(hdmi, 0x0007, 0x19);
45 dw_hdmi_phy_i2c_write(hdmi, 0x0318, 0x0e);
46 dw_hdmi_phy_i2c_write(hdmi, 0x8009, 0x09);
47 } else if (clk_rate <= 74250000) {
48 dw_hdmi_phy_i2c_write(hdmi, 0x0540, 0x06);
49 dw_hdmi_phy_i2c_write(hdmi, 0x0005, 0x15);
50 dw_hdmi_phy_i2c_write(hdmi, 0x0000, 0x10);
51 dw_hdmi_phy_i2c_write(hdmi, 0x0007, 0x19);
52 dw_hdmi_phy_i2c_write(hdmi, 0x02b5, 0x0e);
53 dw_hdmi_phy_i2c_write(hdmi, 0x8009, 0x09);
54 } else if (clk_rate <= 148500000) {
55 dw_hdmi_phy_i2c_write(hdmi, 0x04a0, 0x06);
56 dw_hdmi_phy_i2c_write(hdmi, 0x000a, 0x15);
57 dw_hdmi_phy_i2c_write(hdmi, 0x0000, 0x10);
58 dw_hdmi_phy_i2c_write(hdmi, 0x0002, 0x19);
59 dw_hdmi_phy_i2c_write(hdmi, 0x0021, 0x0e);
60 dw_hdmi_phy_i2c_write(hdmi, 0x8029, 0x09);
61 } else {
62 dw_hdmi_phy_i2c_write(hdmi, 0x0000, 0x06);
63 dw_hdmi_phy_i2c_write(hdmi, 0x000f, 0x15);
64 dw_hdmi_phy_i2c_write(hdmi, 0x0000, 0x10);
65 dw_hdmi_phy_i2c_write(hdmi, 0x0002, 0x19);
66 dw_hdmi_phy_i2c_write(hdmi, 0x0000, 0x0e);
67 dw_hdmi_phy_i2c_write(hdmi, 0x802b, 0x09);
68 }
69
70 dw_hdmi_phy_i2c_write(hdmi, 0x0000, 0x1e);
71 dw_hdmi_phy_i2c_write(hdmi, 0x0000, 0x13);
72 dw_hdmi_phy_i2c_write(hdmi, 0x0000, 0x17);
73
74 dw_hdmi_phy_gen2_txpwron(hdmi, 1);
75
76 return 0;
77 }
78
79 static int sun8i_hdmi_phy_config_h3(struct dw_hdmi *hdmi,
80 struct sun8i_hdmi_phy *phy,
81 unsigned int clk_rate)
82 {
83 u32 pll_cfg1_init;
84 u32 pll_cfg2_init;
85 u32 ana_cfg1_end;
86 u32 ana_cfg2_init;
87 u32 ana_cfg3_init;
88 u32 b_offset = 0;
89 u32 val;
90
91 /* bandwidth / frequency independent settings */
92
93 pll_cfg1_init = SUN8I_HDMI_PHY_PLL_CFG1_LDO2_EN |
94 SUN8I_HDMI_PHY_PLL_CFG1_LDO1_EN |
95 SUN8I_HDMI_PHY_PLL_CFG1_LDO_VSET(7) |
96 SUN8I_HDMI_PHY_PLL_CFG1_UNKNOWN(1) |
97 SUN8I_HDMI_PHY_PLL_CFG1_PLLDBEN |
98 SUN8I_HDMI_PHY_PLL_CFG1_CS |
99 SUN8I_HDMI_PHY_PLL_CFG1_CP_S(2) |
100 SUN8I_HDMI_PHY_PLL_CFG1_CNT_INT(63) |
101 SUN8I_HDMI_PHY_PLL_CFG1_BWS;
102
103 pll_cfg2_init = SUN8I_HDMI_PHY_PLL_CFG2_SV_H |
104 SUN8I_HDMI_PHY_PLL_CFG2_VCOGAIN_EN |
105 SUN8I_HDMI_PHY_PLL_CFG2_SDIV2;
106
107 ana_cfg1_end = SUN8I_HDMI_PHY_ANA_CFG1_REG_SVBH(1) |
108 SUN8I_HDMI_PHY_ANA_CFG1_AMP_OPT |
109 SUN8I_HDMI_PHY_ANA_CFG1_EMP_OPT |
110 SUN8I_HDMI_PHY_ANA_CFG1_AMPCK_OPT |
111 SUN8I_HDMI_PHY_ANA_CFG1_EMPCK_OPT |
112 SUN8I_HDMI_PHY_ANA_CFG1_ENRCAL |
113 SUN8I_HDMI_PHY_ANA_CFG1_ENCALOG |
114 SUN8I_HDMI_PHY_ANA_CFG1_REG_SCKTMDS |
115 SUN8I_HDMI_PHY_ANA_CFG1_TMDSCLK_EN |
116 SUN8I_HDMI_PHY_ANA_CFG1_TXEN_MASK |
117 SUN8I_HDMI_PHY_ANA_CFG1_TXEN_ALL |
118 SUN8I_HDMI_PHY_ANA_CFG1_BIASEN_TMDSCLK |
119 SUN8I_HDMI_PHY_ANA_CFG1_BIASEN_TMDS2 |
120 SUN8I_HDMI_PHY_ANA_CFG1_BIASEN_TMDS1 |
121 SUN8I_HDMI_PHY_ANA_CFG1_BIASEN_TMDS0 |
122 SUN8I_HDMI_PHY_ANA_CFG1_ENP2S_TMDS2 |
123 SUN8I_HDMI_PHY_ANA_CFG1_ENP2S_TMDS1 |
124 SUN8I_HDMI_PHY_ANA_CFG1_ENP2S_TMDS0 |
125 SUN8I_HDMI_PHY_ANA_CFG1_CKEN |
126 SUN8I_HDMI_PHY_ANA_CFG1_LDOEN |
127 SUN8I_HDMI_PHY_ANA_CFG1_ENVBS |
128 SUN8I_HDMI_PHY_ANA_CFG1_ENBI;
129
130 ana_cfg2_init = SUN8I_HDMI_PHY_ANA_CFG2_M_EN |
131 SUN8I_HDMI_PHY_ANA_CFG2_REG_DENCK |
132 SUN8I_HDMI_PHY_ANA_CFG2_REG_DEN |
133 SUN8I_HDMI_PHY_ANA_CFG2_REG_CKSS(1) |
134 SUN8I_HDMI_PHY_ANA_CFG2_REG_CSMPS(1);
135
136 ana_cfg3_init = SUN8I_HDMI_PHY_ANA_CFG3_REG_WIRE(0x3e0) |
137 SUN8I_HDMI_PHY_ANA_CFG3_SDAEN |
138 SUN8I_HDMI_PHY_ANA_CFG3_SCLEN;
139
140 /* bandwidth / frequency dependent settings */
141 if (clk_rate <= 27000000) {
142 pll_cfg1_init |= SUN8I_HDMI_PHY_PLL_CFG1_HV_IS_33 |
143 SUN8I_HDMI_PHY_PLL_CFG1_CNT_INT(32);
144 pll_cfg2_init |= SUN8I_HDMI_PHY_PLL_CFG2_VCO_S(4) |
145 SUN8I_HDMI_PHY_PLL_CFG2_S(4);
146 ana_cfg1_end |= SUN8I_HDMI_PHY_ANA_CFG1_REG_CALSW;
147 ana_cfg2_init |= SUN8I_HDMI_PHY_ANA_CFG2_REG_SLV(4) |
148 SUN8I_HDMI_PHY_ANA_CFG2_REG_RESDI(phy->rcal);
149 ana_cfg3_init |= SUN8I_HDMI_PHY_ANA_CFG3_REG_AMPCK(3) |
150 SUN8I_HDMI_PHY_ANA_CFG3_REG_AMP(5);
151 } else if (clk_rate <= 74250000) {
152 pll_cfg1_init |= SUN8I_HDMI_PHY_PLL_CFG1_HV_IS_33 |
153 SUN8I_HDMI_PHY_PLL_CFG1_CNT_INT(32);
154 pll_cfg2_init |= SUN8I_HDMI_PHY_PLL_CFG2_VCO_S(4) |
155 SUN8I_HDMI_PHY_PLL_CFG2_S(5);
156 ana_cfg1_end |= SUN8I_HDMI_PHY_ANA_CFG1_REG_CALSW;
157 ana_cfg2_init |= SUN8I_HDMI_PHY_ANA_CFG2_REG_SLV(4) |
158 SUN8I_HDMI_PHY_ANA_CFG2_REG_RESDI(phy->rcal);
159 ana_cfg3_init |= SUN8I_HDMI_PHY_ANA_CFG3_REG_AMPCK(5) |
160 SUN8I_HDMI_PHY_ANA_CFG3_REG_AMP(7);
161 } else if (clk_rate <= 148500000) {
162 pll_cfg1_init |= SUN8I_HDMI_PHY_PLL_CFG1_HV_IS_33 |
163 SUN8I_HDMI_PHY_PLL_CFG1_CNT_INT(32);
164 pll_cfg2_init |= SUN8I_HDMI_PHY_PLL_CFG2_VCO_S(4) |
165 SUN8I_HDMI_PHY_PLL_CFG2_S(6);
166 ana_cfg2_init |= SUN8I_HDMI_PHY_ANA_CFG2_REG_BIGSWCK |
167 SUN8I_HDMI_PHY_ANA_CFG2_REG_BIGSW |
168 SUN8I_HDMI_PHY_ANA_CFG2_REG_SLV(2);
169 ana_cfg3_init |= SUN8I_HDMI_PHY_ANA_CFG3_REG_AMPCK(7) |
170 SUN8I_HDMI_PHY_ANA_CFG3_REG_AMP(9);
171 } else {
172 b_offset = 2;
173 pll_cfg1_init |= SUN8I_HDMI_PHY_PLL_CFG1_CNT_INT(63);
174 pll_cfg2_init |= SUN8I_HDMI_PHY_PLL_CFG2_VCO_S(6) |
175 SUN8I_HDMI_PHY_PLL_CFG2_S(7);
176 ana_cfg2_init |= SUN8I_HDMI_PHY_ANA_CFG2_REG_BIGSWCK |
177 SUN8I_HDMI_PHY_ANA_CFG2_REG_BIGSW |
178 SUN8I_HDMI_PHY_ANA_CFG2_REG_SLV(4);
179 ana_cfg3_init |= SUN8I_HDMI_PHY_ANA_CFG3_REG_AMPCK(9) |
180 SUN8I_HDMI_PHY_ANA_CFG3_REG_AMP(13);
181 }
182
183 regmap_update_bits(phy->regs, SUN8I_HDMI_PHY_ANA_CFG1_REG,
184 SUN8I_HDMI_PHY_ANA_CFG1_TXEN_MASK, 0);
185
186 /*
187 * NOTE: We have to be careful not to overwrite PHY parent
188 * clock selection bit and clock divider.
189 */
190 regmap_update_bits(phy->regs, SUN8I_HDMI_PHY_PLL_CFG1_REG,
> 191 ~SUN8I_HDMI_PHY_PLL_CFG1_CKIN_SEL_MSK,
192 pll_cfg1_init);
193 regmap_update_bits(phy->regs, SUN8I_HDMI_PHY_PLL_CFG2_REG,
194 (u32)~SUN8I_HDMI_PHY_PLL_CFG2_PREDIV_MSK,
195 pll_cfg2_init);
196 usleep_range(10000, 15000);
197 regmap_write(phy->regs, SUN8I_HDMI_PHY_PLL_CFG3_REG,
198 SUN8I_HDMI_PHY_PLL_CFG3_SOUT_DIV2);
199 regmap_update_bits(phy->regs, SUN8I_HDMI_PHY_PLL_CFG1_REG,
200 SUN8I_HDMI_PHY_PLL_CFG1_PLLEN,
201 SUN8I_HDMI_PHY_PLL_CFG1_PLLEN);
202 msleep(100);
203
204 /* get B value */
205 regmap_read(phy->regs, SUN8I_HDMI_PHY_ANA_STS_REG, &val);
206 val = (val & SUN8I_HDMI_PHY_ANA_STS_B_OUT_MSK) >>
207 SUN8I_HDMI_PHY_ANA_STS_B_OUT_SHIFT;
208 val = min(val + b_offset, (u32)0x3f);
209
210 regmap_update_bits(phy->regs, SUN8I_HDMI_PHY_PLL_CFG1_REG,
211 SUN8I_HDMI_PHY_PLL_CFG1_REG_OD1 |
212 SUN8I_HDMI_PHY_PLL_CFG1_REG_OD,
213 SUN8I_HDMI_PHY_PLL_CFG1_REG_OD1 |
214 SUN8I_HDMI_PHY_PLL_CFG1_REG_OD);
215 regmap_update_bits(phy->regs, SUN8I_HDMI_PHY_PLL_CFG1_REG,
216 SUN8I_HDMI_PHY_PLL_CFG1_B_IN_MSK,
217 val << SUN8I_HDMI_PHY_PLL_CFG1_B_IN_SHIFT);
218 msleep(100);
219 regmap_write(phy->regs, SUN8I_HDMI_PHY_ANA_CFG1_REG, ana_cfg1_end);
220 regmap_write(phy->regs, SUN8I_HDMI_PHY_ANA_CFG2_REG, ana_cfg2_init);
221 regmap_write(phy->regs, SUN8I_HDMI_PHY_ANA_CFG3_REG, ana_cfg3_init);
222
223 return 0;
224 }
225
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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next prev parent reply other threads:[~2018-05-21 7:47 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-19 18:31 [PATCH 00/15] Add support for R40 HDMI pipeline Jernej Skrabec
2018-05-19 18:31 ` [PATCH 04/15] dt-bindings: display: sunxi-drm: Add TCON TOP description Jernej Skrabec
[not found] ` <20180519183127.2718-5-jernej.skrabec-gGgVlfcn5nU@public.gmane.org>
2018-05-21 8:01 ` Maxime Ripard
2018-05-21 15:10 ` Jernej Škrabec
[not found] ` <20180519183127.2718-1-jernej.skrabec-gGgVlfcn5nU@public.gmane.org>
2018-05-19 18:31 ` [PATCH 01/15] clk: sunxi-ng: r40: Add minimal rate for video PLLs Jernej Skrabec
2018-05-19 18:31 ` [PATCH 02/15] clk: sunxi-ng: r40: Allow setting parent rate to display related clocks Jernej Skrabec
2018-05-19 18:31 ` [PATCH 03/15] clk: sunxi-ng: r40: Export video PLLs Jernej Skrabec
[not found] ` <20180519183127.2718-4-jernej.skrabec-gGgVlfcn5nU@public.gmane.org>
2018-05-23 18:20 ` Rob Herring
2018-05-19 18:31 ` [PATCH 05/15] drm/sun4i: Add TCON TOP driver Jernej Skrabec
[not found] ` <20180519183127.2718-6-jernej.skrabec-gGgVlfcn5nU@public.gmane.org>
2018-05-21 8:05 ` Maxime Ripard
2018-05-21 15:15 ` Jernej Škrabec
2018-05-24 8:43 ` Maxime Ripard
2018-05-24 20:33 ` Jernej Škrabec
2018-05-22 2:25 ` kbuild test robot
2018-05-23 18:23 ` Rob Herring
2018-05-19 18:31 ` [PATCH 06/15] drm/sun4i: tcon: Add support for tcon-top Jernej Skrabec
2018-05-21 8:07 ` Maxime Ripard
2018-05-21 17:27 ` Jernej Škrabec
2018-05-24 8:50 ` Maxime Ripard
2018-05-24 22:01 ` Chen-Yu Tsai
[not found] ` <CAGb2v65whE-qW++cg+gu_o2O1dDdCWkumQB41nt3Aqa75Wp3dg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-05-31 9:21 ` Maxime Ripard
[not found] ` <20180531092133.3gqepoabvuruiztz-YififvaboMKzQB+pC5nmwQ@public.gmane.org>
2018-05-31 17:54 ` Jernej Škrabec
2018-06-01 15:29 ` Maxime Ripard
2018-06-01 16:19 ` Chen-Yu Tsai
[not found] ` <CAGb2v667pdjfHXYpBk1ER5sC8vgpcaOFKEbEByWoD1zh9Z0cyg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-06-04 11:50 ` Maxime Ripard
2018-06-04 15:09 ` Jernej Škrabec
2018-06-04 16:23 ` Maxime Ripard
2018-06-06 22:30 ` Jernej Škrabec
2018-06-08 5:17 ` Jernej Škrabec
2018-05-19 18:31 ` [PATCH 07/15] dt-bindings: display: sun4i-drm: Add R40 HDMI pipeline Jernej Skrabec
[not found] ` <20180519183127.2718-8-jernej.skrabec-gGgVlfcn5nU@public.gmane.org>
2018-05-20 1:50 ` Julian Calaby
2018-05-19 18:31 ` [PATCH 08/15] drm/sun4i: DE2 mixer: Add index quirk Jernej Skrabec
2018-05-19 18:31 ` [PATCH 09/15] drm/sun4i: Add support for R40 mixers Jernej Skrabec
2018-05-19 18:31 ` [PATCH 10/15] drm/sun4i: Add support for R40 TV TCONs Jernej Skrabec
[not found] ` <20180519183127.2718-11-jernej.skrabec-gGgVlfcn5nU@public.gmane.org>
2018-05-20 1:57 ` Julian Calaby
[not found] ` <CAGRGNgWumzhiiwJenOXRuRN0i-_2uY=YR5L+9m70HW2ibF=C7w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-05-20 2:09 ` Julian Calaby
[not found] ` <CAGRGNgXbKGhnern4=_W9W5dKM54H5B1dnAD7up-23rUAMWWCSw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-05-20 7:30 ` Jernej Škrabec
2018-05-19 18:31 ` [PATCH 11/15] drm/sun4i: DW HDMI PHY: Add support for second PLL Jernej Skrabec
2018-05-19 18:31 ` [PATCH 12/15] drm/sun4i: Add support for second clock parent to DW HDMI PHY clk driver Jernej Skrabec
[not found] ` <20180519183127.2718-13-jernej.skrabec-gGgVlfcn5nU@public.gmane.org>
2018-05-21 7:47 ` kbuild test robot [this message]
2018-05-21 8:12 ` Maxime Ripard
2018-05-21 15:02 ` Jernej Škrabec
2018-05-24 8:27 ` Maxime Ripard
2018-05-19 18:31 ` [PATCH 13/15] drm/sun4i: Add support for A64 HDMI PHY Jernej Skrabec
2018-05-19 18:31 ` [PATCH 14/15] ARM: dts: sun8i: r40: Add HDMI pipeline Jernej Skrabec
2018-05-19 18:31 ` [PATCH 15/15] ARM: dts: sun8i: r40: Enable HDMI output on BananaPi M2 Ultra Jernej Skrabec
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