Hi Maxime, [auto build test ERROR on next-20170710] [cannot apply to mripard/sunxi/for-next robh/for-next regmap/for-next v4.12 v4.12-rc7 v4.12-rc6 v4.12] [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/Maxime-Ripard/drm-sun4i-Allwinner-MIPI-DSI-support/20170714-123103 config: arm-sunxi_defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://raw.githubusercontent.com/01org/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=arm All errors (new ones prefixed by >>): drivers/gpu/drm/sun4i/sun6i_mipi_dphy.c: In function 'sun6i_dphy_init': >> drivers/gpu/drm/sun4i/sun6i_mipi_dphy.c:92:2: error: implicit declaration of function 'clk_set_rate_protect' [-Werror=implicit-function-declaration] clk_set_rate_protect(dphy->mod_clk, 150000000); ^~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/sun4i/sun6i_mipi_dphy.c: In function 'sun6i_dphy_exit': >> drivers/gpu/drm/sun4i/sun6i_mipi_dphy.c:199:2: error: implicit declaration of function 'clk_rate_unprotect' [-Werror=implicit-function-declaration] clk_rate_unprotect(dphy->mod_clk); ^~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c: In function 'sun6i_dsi_probe': >> drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c:984:2: error: implicit declaration of function 'clk_set_rate_protect' [-Werror=implicit-function-declaration] clk_set_rate_protect(dsi->mod_clk, 297000000); ^~~~~~~~~~~~~~~~~~~~ >> drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c:1016:2: error: implicit declaration of function 'clk_rate_unprotect' [-Werror=implicit-function-declaration] clk_rate_unprotect(dsi->mod_clk); ^~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/clk_set_rate_protect +92 drivers/gpu/drm/sun4i/sun6i_mipi_dphy.c 87 88 int sun6i_dphy_init(struct sun6i_dphy *dphy, unsigned int lanes) 89 { 90 reset_control_deassert(dphy->reset); 91 clk_prepare_enable(dphy->mod_clk); > 92 clk_set_rate_protect(dphy->mod_clk, 150000000); 93 94 regmap_write(dphy->regs, SUN6I_DPHY_TX_CTL_REG, 95 SUN6I_DPHY_TX_CTL_HS_TX_CLK_CONT); 96 97 regmap_write(dphy->regs, SUN6I_DPHY_TX_TIME0_REG, 98 SUN6I_DPHY_TX_TIME0_LP_CLK_DIV(14) | 99 SUN6I_DPHY_TX_TIME0_HS_PREPARE(6) | 100 SUN6I_DPHY_TX_TIME0_HS_TRAIL(10)); 101 102 regmap_write(dphy->regs, SUN6I_DPHY_TX_TIME1_REG, 103 SUN6I_DPHY_TX_TIME1_CLK_PREPARE(7) | 104 SUN6I_DPHY_TX_TIME1_CLK_ZERO(50) | 105 SUN6I_DPHY_TX_TIME1_CLK_PRE(3) | 106 SUN6I_DPHY_TX_TIME1_CLK_POST(10)); 107 108 regmap_write(dphy->regs, SUN6I_DPHY_TX_TIME2_REG, 109 SUN6I_DPHY_TX_TIME2_CLK_TRAIL(30)); 110 111 regmap_write(dphy->regs, SUN6I_DPHY_TX_TIME3_REG, 0); 112 113 regmap_write(dphy->regs, SUN6I_DPHY_TX_TIME4_REG, 114 SUN6I_DPHY_TX_TIME4_HS_TX_ANA0(3) | 115 SUN6I_DPHY_TX_TIME4_HS_TX_ANA1(3)); 116 117 /* FIXME: Number of lanes? */ 118 regmap_write(dphy->regs, SUN6I_DPHY_GCTL_REG, 119 SUN6I_DPHY_GCTL_LANE_NUM(lanes) | 120 SUN6I_DPHY_GCTL_EN); 121 122 return 0; 123 } 124 125 int sun6i_dphy_power_on(struct sun6i_dphy *dphy, unsigned int lanes) 126 { 127 u8 lanes_mask = GENMASK(lanes - 1, 0); 128 129 regmap_write(dphy->regs, SUN6I_DPHY_ANA0_REG, 130 SUN6I_DPHY_ANA0_REG_PWS | 131 SUN6I_DPHY_ANA0_REG_DMPC | 132 SUN6I_DPHY_ANA0_REG_SLV(7) | 133 SUN6I_DPHY_ANA0_REG_DMPD(lanes_mask) | 134 SUN6I_DPHY_ANA0_REG_DEN(lanes_mask)); 135 136 regmap_write(dphy->regs, SUN6I_DPHY_ANA1_REG, 137 SUN6I_DPHY_ANA1_REG_CSMPS(1) | 138 SUN6I_DPHY_ANA1_REG_SVTT(7)); 139 140 regmap_write(dphy->regs, SUN6I_DPHY_ANA4_REG, 141 SUN6I_DPHY_ANA4_REG_CKDV(1) | 142 SUN6I_DPHY_ANA4_REG_TMSC(1) | 143 SUN6I_DPHY_ANA4_REG_TMSD(1) | 144 SUN6I_DPHY_ANA4_REG_TXDNSC(1) | 145 SUN6I_DPHY_ANA4_REG_TXDNSD(1) | 146 SUN6I_DPHY_ANA4_REG_TXPUSC(1) | 147 SUN6I_DPHY_ANA4_REG_TXPUSD(1) | 148 SUN6I_DPHY_ANA4_REG_DMPLVC | 149 SUN6I_DPHY_ANA4_REG_DMPLVD(lanes_mask)); 150 151 regmap_write(dphy->regs, SUN6I_DPHY_ANA2_REG, 152 SUN6I_DPHY_ANA2_REG_ENIB); 153 udelay(5); 154 155 regmap_write(dphy->regs, SUN6I_DPHY_ANA3_REG, 156 SUN6I_DPHY_ANA3_EN_LDOR | 157 SUN6I_DPHY_ANA3_EN_LDOC | 158 SUN6I_DPHY_ANA3_EN_LDOD); 159 udelay(1); 160 161 regmap_update_bits(dphy->regs, SUN6I_DPHY_ANA3_REG, 162 SUN6I_DPHY_ANA3_EN_VTTC | 163 SUN6I_DPHY_ANA3_EN_VTTD_MASK, 164 SUN6I_DPHY_ANA3_EN_VTTC | 165 SUN6I_DPHY_ANA3_EN_VTTD(lanes_mask)); 166 udelay(1); 167 168 regmap_update_bits(dphy->regs, SUN6I_DPHY_ANA3_REG, 169 SUN6I_DPHY_ANA3_EN_DIV, 170 SUN6I_DPHY_ANA3_EN_DIV); 171 udelay(1); 172 173 regmap_update_bits(dphy->regs, SUN6I_DPHY_ANA2_REG, 174 SUN6I_DPHY_ANA2_EN_CK_CPU, 175 SUN6I_DPHY_ANA2_EN_CK_CPU); 176 udelay(1); 177 178 regmap_update_bits(dphy->regs, SUN6I_DPHY_ANA1_REG, 179 SUN6I_DPHY_ANA1_REG_VTTMODE, 180 SUN6I_DPHY_ANA1_REG_VTTMODE); 181 182 regmap_update_bits(dphy->regs, SUN6I_DPHY_ANA2_REG, 183 SUN6I_DPHY_ANA2_EN_P2S_CPU_MASK, 184 SUN6I_DPHY_ANA2_EN_P2S_CPU(lanes_mask)); 185 186 return 0; 187 } 188 189 int sun6i_dphy_power_off(struct sun6i_dphy *dphy) 190 { 191 regmap_update_bits(dphy->regs, SUN6I_DPHY_ANA1_REG, 192 SUN6I_DPHY_ANA1_REG_VTTMODE, 0); 193 194 return 0; 195 } 196 197 int sun6i_dphy_exit(struct sun6i_dphy *dphy) 198 { > 199 clk_rate_unprotect(dphy->mod_clk); 200 clk_disable_unprepare(dphy->mod_clk); 201 reset_control_assert(dphy->reset); 202 203 return 0; 204 } 205 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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