Extern or forward variable declaration at include/linux/pwm.h, line 12 References: drivers/gpio/gpio-mvebu.c, line 100 drivers/gpio/gpio-mvebu.c, line 593 drivers/gpio/gpio-mvebu.c, line 598 drivers/gpio/gpio-mvebu.c, line 634 drivers/gpio/gpio-mvebu.c, line 645 drivers/gpio/gpio-mvebu.c, line 693 drivers/pwm/core.c, line 72 drivers/pwm/core.c, line 88 drivers/pwm/core.c, line 90 drivers/pwm/core.c, line 136 drivers/pwm/core.c, line 166 drivers/pwm/core.c, line 190 drivers/pwm/core.c, line 203 drivers/pwm/core.c, line 263 drivers/pwm/core.c, line 331 drivers/pwm/core.c, line 346 drivers/pwm/core.c, line 426 drivers/pwm/core.c, line 622 drivers/pwm/core.c, line 624 drivers/pwm/core.c, line 662 drivers/pwm/core.c, line 766 drivers/pwm/core.c, line 980 drivers/pwm/core.c, line 1029 drivers/pwm/core.c, line 1029 drivers/pwm/pwm-ab8500.c, line 24 drivers/pwm/pwm-ab8500.c, line 27 drivers/pwm/pwm-ab8500.c, line 57 drivers/pwm/pwm-ab8500.c, line 70 drivers/pwm/pwm-atmel-hlcdc.c, line 41 drivers/pwm/pwm-atmel-hlcdc.c, line 47 drivers/pwm/pwm-atmel-hlcdc.c, line 52 drivers/pwm/pwm-atmel-tcb.c, line 41 drivers/pwm/pwm-atmel-tcb.c, line 47 drivers/pwm/pwm-atmel-tcb.c, line 52 drivers/pwm/pwm-atmel-tcb.c, line 63 drivers/pwm/pwm-atmel-tcb.c, line 121 drivers/pwm/pwm-atmel-tcb.c, line 132 drivers/pwm/pwm-atmel-tcb.c, line 188 drivers/pwm/pwm-atmel-tcb.c, line 270 drivers/pwm/pwm-atmel.c, line 69 drivers/pwm/pwm-atmel.c, line 79 drivers/pwm/pwm-atmel.c, line 113 drivers/pwm/pwm-atmel.c, line 147 drivers/pwm/pwm-atmel.c, line 164 drivers/pwm/pwm-atmel.c, line 176 drivers/pwm/pwm-atmel.c, line 212 drivers/pwm/pwm-bcm-iproc.c, line 47 drivers/pwm/pwm-bcm-iproc.c, line 52 drivers/pwm/pwm-bcm-iproc.c, line 81 drivers/pwm/pwm-bcm-iproc.c, line 117 drivers/pwm/pwm-bcm-kona.c, line 69 drivers/pwm/pwm-bcm-kona.c, line 74 drivers/pwm/pwm-bcm-kona.c, line 111 drivers/pwm/pwm-bcm-kona.c, line 176 drivers/pwm/pwm-bcm-kona.c, line 208 drivers/pwm/pwm-bcm-kona.c, line 229 drivers/pwm/pwm-bcm2835.c, line 30 drivers/pwm/pwm-bcm2835.c, line 36 drivers/pwm/pwm-bcm2835.c, line 41 drivers/pwm/pwm-bcm2835.c, line 54 drivers/pwm/pwm-bcm2835.c, line 64 drivers/pwm/pwm-bcm2835.c, line 90 drivers/pwm/pwm-bcm2835.c, line 102 drivers/pwm/pwm-bcm2835.c, line 112 drivers/pwm/pwm-berlin.c, line 39 drivers/pwm/pwm-berlin.c, line 44 drivers/pwm/pwm-berlin.c, line 66 drivers/pwm/pwm-berlin.c, line 77 drivers/pwm/pwm-berlin.c, line 85 drivers/pwm/pwm-berlin.c, line 124 drivers/pwm/pwm-berlin.c, line 143 drivers/pwm/pwm-berlin.c, line 155 drivers/pwm/pwm-bfin.c, line 18 drivers/pwm/pwm-bfin.c, line 30 drivers/pwm/pwm-bfin.c, line 55 drivers/pwm/pwm-bfin.c, line 65 drivers/pwm/pwm-bfin.c, line 90 drivers/pwm/pwm-bfin.c, line 99 drivers/pwm/pwm-brcmstb.c, line 67 drivers/pwm/pwm-brcmstb.c, line 88 drivers/pwm/pwm-brcmstb.c, line 106 drivers/pwm/pwm-brcmstb.c, line 214 drivers/pwm/pwm-brcmstb.c, line 223 drivers/pwm/pwm-clps711x.c, line 20 drivers/pwm/pwm-clps711x.c, line 26 drivers/pwm/pwm-clps711x.c, line 54 drivers/pwm/pwm-clps711x.c, line 68 drivers/pwm/pwm-clps711x.c, line 83 drivers/pwm/pwm-clps711x.c, line 94 drivers/pwm/pwm-clps711x.c, line 109 drivers/pwm/pwm-crc.c, line 41 drivers/pwm/pwm-crc.c, line 45 drivers/pwm/pwm-crc.c, line 50 drivers/pwm/pwm-crc.c, line 59 drivers/pwm/pwm-crc.c, line 66 drivers/pwm/pwm-cros-ec.c, line 28 drivers/pwm/pwm-cros-ec.c, line 31 drivers/pwm/pwm-cros-ec.c, line 98 drivers/pwm/pwm-cros-ec.c, line 117 drivers/pwm/pwm-cros-ec.c, line 137 drivers/pwm/pwm-cros-ec.c, line 193 drivers/pwm/pwm-cros-ec.c, line 235 drivers/pwm/pwm-ep93xx.c, line 48 drivers/pwm/pwm-ep93xx.c, line 51 drivers/pwm/pwm-ep93xx.c, line 56 drivers/pwm/pwm-ep93xx.c, line 63 drivers/pwm/pwm-ep93xx.c, line 70 drivers/pwm/pwm-ep93xx.c, line 122 drivers/pwm/pwm-ep93xx.c, line 146 drivers/pwm/pwm-ep93xx.c, line 160 drivers/pwm/pwm-fsl-ftm.c, line 79 drivers/pwm/pwm-fsl-ftm.c, line 93 drivers/pwm/pwm-fsl-ftm.c, line 98 drivers/pwm/pwm-fsl-ftm.c, line 105 drivers/pwm/pwm-fsl-ftm.c, line 232 drivers/pwm/pwm-fsl-ftm.c, line 279 drivers/pwm/pwm-fsl-ftm.c, line 319 drivers/pwm/pwm-fsl-ftm.c, line 333 drivers/pwm/pwm-hibvt.c, line 48 drivers/pwm/pwm-hibvt.c, line 63 drivers/pwm/pwm-hibvt.c, line 80 drivers/pwm/pwm-hibvt.c, line 88 drivers/pwm/pwm-hibvt.c, line 96 drivers/pwm/pwm-hibvt.c, line 114 drivers/pwm/pwm-hibvt.c, line 128 drivers/pwm/pwm-hibvt.c, line 148 drivers/pwm/pwm-hibvt.c, line 179 drivers/pwm/pwm-hibvt.c, line 184 drivers/pwm/pwm-hibvt.c, line 184 drivers/pwm/pwm-hibvt.c, line 185 drivers/pwm/pwm-hibvt.c, line 188 drivers/pwm/pwm-hibvt.c, line 189 drivers/pwm/pwm-hibvt.c, line 191 drivers/pwm/pwm-hibvt.c, line 192 drivers/pwm/pwm-hibvt.c, line 195 drivers/pwm/pwm-hibvt.c, line 196 drivers/pwm/pwm-hibvt.c, line 197 drivers/pwm/pwm-hibvt.c, line 198 drivers/pwm/pwm-hibvt.c, line 199 drivers/pwm/pwm-hibvt.c, line 200 drivers/pwm/pwm-hibvt.c, line 203 drivers/pwm/pwm-hibvt.c, line 204 drivers/pwm/pwm-hibvt.c, line 205 drivers/pwm/pwm-hibvt.c, line 207 drivers/pwm/pwm-hibvt.c, line 211 drivers/pwm/pwm-hibvt.c, line 212 drivers/pwm/pwm-hibvt.c, line 213 drivers/pwm/pwm-hibvt.c, line 214 drivers/pwm/pwm-hibvt.c, line 217 drivers/pwm/pwm-hibvt.c, line 219 drivers/pwm/pwm-hibvt.c, line 221 drivers/pwm/pwm-hibvt.c, line 223 drivers/pwm/pwm-hibvt.c, line 227 drivers/pwm/pwm-hibvt.c, line 228 drivers/pwm/pwm-hibvt.c, line 232 drivers/pwm/pwm-hibvt.c, line 239 drivers/pwm/pwm-hibvt.c, line 241 drivers/pwm/pwm-hibvt.c, line 243 drivers/pwm/pwm-hibvt.c, line 245 drivers/pwm/pwm-hibvt.c, line 247 drivers/pwm/pwm-hibvt.c, line 249 drivers/pwm/pwm-img.c, line 61 drivers/pwm/pwm-img.c, line 71 drivers/pwm/pwm-img.c, line 88 drivers/pwm/pwm-img.c, line 93 drivers/pwm/pwm-img.c, line 94 drivers/pwm/pwm-img.c, line 96 drivers/pwm/pwm-img.c, line 97 drivers/pwm/pwm-img.c, line 102 drivers/pwm/pwm-img.c, line 126 drivers/pwm/pwm-img.c, line 130 drivers/pwm/pwm-img.c, line 134 drivers/pwm/pwm-img.c, line 139 drivers/pwm/pwm-img.c, line 142 drivers/pwm/pwm-img.c, line 144 drivers/pwm/pwm-img.c, line 146 drivers/pwm/pwm-img.c, line 148 drivers/pwm/pwm-img.c, line 155 drivers/pwm/pwm-img.c, line 158 drivers/pwm/pwm-img.c, line 160 drivers/pwm/pwm-img.c, line 162 drivers/pwm/pwm-img.c, line 278 drivers/pwm/pwm-img.c, line 282 drivers/pwm/pwm-img.c, line 283 drivers/pwm/pwm-img.c, line 285 drivers/pwm/pwm-img.c, line 288 drivers/pwm/pwm-img.c, line 289 drivers/pwm/pwm-img.c, line 291 drivers/pwm/pwm-imx.c, line 56 drivers/pwm/pwm-imx.c, line 61 drivers/pwm/pwm-imx.c, line 90 drivers/pwm/pwm-imx.c, line 107 drivers/pwm/pwm-imx.c, line 119 drivers/pwm/pwm-imx.c, line 137 drivers/pwm/pwm-imx.c, line 159 drivers/pwm/pwm-jz4740.c, line 29 drivers/pwm/pwm-jz4740.c, line 33 drivers/pwm/pwm-jz4740.c, line 38 drivers/pwm/pwm-jz4740.c, line 52 drivers/pwm/pwm-jz4740.c, line 59 drivers/pwm/pwm-jz4740.c, line 70 drivers/pwm/pwm-jz4740.c, line 79 drivers/pwm/pwm-lp3943.c, line 26 drivers/pwm/pwm-lp3943.c, line 31 drivers/pwm/pwm-lp3943.c, line 64 drivers/pwm/pwm-lp3943.c, line 90 drivers/pwm/pwm-lp3943.c, line 98 drivers/pwm/pwm-lp3943.c, line 156 drivers/pwm/pwm-lp3943.c, line 175 drivers/pwm/pwm-lpc18xx-sct.c, line 96 drivers/pwm/pwm-lpc18xx-sct.c, line 110 drivers/pwm/pwm-lpc18xx-sct.c, line 148 drivers/pwm/pwm-lpc18xx-sct.c, line 165 drivers/pwm/pwm-lpc18xx-sct.c, line 184 drivers/pwm/pwm-lpc18xx-sct.c, line 229 drivers/pwm/pwm-lpc18xx-sct.c, line 236 drivers/pwm/pwm-lpc18xx-sct.c, line 271 drivers/pwm/pwm-lpc18xx-sct.c, line 282 drivers/pwm/pwm-lpc18xx-sct.c, line 304 drivers/pwm/pwm-lpc32xx.c, line 22 drivers/pwm/pwm-lpc32xx.c, line 33 drivers/pwm/pwm-lpc32xx.c, line 66 drivers/pwm/pwm-lpc32xx.c, line 83 drivers/pwm/pwm-lpss.c, line 36 drivers/pwm/pwm-lpss.c, line 41 drivers/pwm/pwm-lpss.c, line 129 drivers/pwm/pwm-mediatek.c, line 57 drivers/pwm/pwm-mediatek.c, line 62 drivers/pwm/pwm-mediatek.c, line 67 drivers/pwm/pwm-mediatek.c, line 94 drivers/pwm/pwm-mediatek.c, line 116 drivers/pwm/pwm-mediatek.c, line 150 drivers/pwm/pwm-mediatek.c, line 167 drivers/pwm/pwm-meson.c, line 110 drivers/pwm/pwm-meson.c, line 117 drivers/pwm/pwm-meson.c, line 122 drivers/pwm/pwm-meson.c, line 153 drivers/pwm/pwm-meson.c, line 294 drivers/pwm/pwm-meson.c, line 349 drivers/pwm/pwm-mtk-disp.c, line 53 drivers/pwm/pwm-mtk-disp.c, line 60 drivers/pwm/pwm-mtk-disp.c, line 77 drivers/pwm/pwm-mtk-disp.c, line 141 drivers/pwm/pwm-mtk-disp.c, line 162 drivers/pwm/pwm-mxs.c, line 43 drivers/pwm/pwm-mxs.c, line 50 drivers/pwm/pwm-mxs.c, line 101 drivers/pwm/pwm-mxs.c, line 115 drivers/pwm/pwm-omap-dmtimer.c, line 37 drivers/pwm/pwm-omap-dmtimer.c, line 45 drivers/pwm/pwm-omap-dmtimer.c, line 72 drivers/pwm/pwm-omap-dmtimer.c, line 84 drivers/pwm/pwm-omap-dmtimer.c, line 94 drivers/pwm/pwm-omap-dmtimer.c, line 213 drivers/pwm/pwm-pca9685.c, line 81 drivers/pwm/pwm-pca9685.c, line 91 drivers/pwm/pwm-pca9685.c, line 254 drivers/pwm/pwm-pca9685.c, line 359 drivers/pwm/pwm-pca9685.c, line 396 drivers/pwm/pwm-pca9685.c, line 417 drivers/pwm/pwm-pca9685.c, line 428 drivers/pwm/pwm-puv3.c, line 27 drivers/pwm/pwm-puv3.c, line 32 drivers/pwm/pwm-puv3.c, line 41 drivers/pwm/pwm-puv3.c, line 82 drivers/pwm/pwm-puv3.c, line 89 drivers/pwm/pwm-pxa.c, line 47 drivers/pwm/pwm-pxa.c, line 54 drivers/pwm/pwm-pxa.c, line 63 drivers/pwm/pwm-pxa.c, line 107 drivers/pwm/pwm-pxa.c, line 114 drivers/pwm/pwm-pxa.c, line 155 drivers/pwm/pwm-rcar.c, line 39 drivers/pwm/pwm-rcar.c, line 44 drivers/pwm/pwm-rcar.c, line 135 drivers/pwm/pwm-rcar.c, line 142 drivers/pwm/pwm-rcar.c, line 149 drivers/pwm/pwm-rcar.c, line 175 drivers/pwm/pwm-rcar.c, line 191 drivers/pwm/pwm-renesas-tpu.c, line 91 drivers/pwm/pwm-renesas-tpu.c, line 218 drivers/pwm/pwm-renesas-tpu.c, line 244 drivers/pwm/pwm-renesas-tpu.c, line 252 drivers/pwm/pwm-renesas-tpu.c, line 335 drivers/pwm/pwm-renesas-tpu.c, line 345 drivers/pwm/pwm-renesas-tpu.c, line 367 drivers/pwm/pwm-rockchip.c, line 36 drivers/pwm/pwm-rockchip.c, line 58 drivers/pwm/pwm-rockchip.c, line 63 drivers/pwm/pwm-rockchip.c, line 104 drivers/pwm/pwm-rockchip.c, line 158 drivers/pwm/pwm-rockchip.c, line 188 drivers/pwm/pwm-samsung.c, line 85 drivers/pwm/pwm-samsung.c, line 112 drivers/pwm/pwm-samsung.c, line 217 drivers/pwm/pwm-samsung.c, line 238 drivers/pwm/pwm-samsung.c, line 244 drivers/pwm/pwm-samsung.c, line 270 drivers/pwm/pwm-samsung.c, line 307 drivers/pwm/pwm-samsung.c, line 388 drivers/pwm/pwm-samsung.c, line 418 drivers/pwm/pwm-samsung.c, line 608 drivers/pwm/pwm-spear.c, line 56 drivers/pwm/pwm-spear.c, line 59 drivers/pwm/pwm-spear.c, line 77 drivers/pwm/pwm-spear.c, line 137 drivers/pwm/pwm-spear.c, line 154 drivers/pwm/pwm-sti.c, line 100 drivers/pwm/pwm-sti.c, line 118 drivers/pwm/pwm-sti.c, line 167 drivers/pwm/pwm-sti.c, line 254 drivers/pwm/pwm-sti.c, line 290 drivers/pwm/pwm-sti.c, line 309 drivers/pwm/pwm-sti.c, line 316 drivers/pwm/pwm-stm32-lp.c, line 21 drivers/pwm/pwm-stm32-lp.c, line 26 drivers/pwm/pwm-stm32-lp.c, line 34 drivers/pwm/pwm-stm32-lp.c, line 154 drivers/pwm/pwm-stm32.c, line 23 drivers/pwm/pwm-stm32.c, line 37 drivers/pwm/pwm-stm32.c, line 189 drivers/pwm/pwm-stmpe.c, line 34 drivers/pwm/pwm-stmpe.c, line 38 drivers/pwm/pwm-stmpe.c, line 43 drivers/pwm/pwm-stmpe.c, line 68 drivers/pwm/pwm-stmpe.c, line 103 drivers/pwm/pwm-sun4i.c, line 81 drivers/pwm/pwm-sun4i.c, line 90 drivers/pwm/pwm-sun4i.c, line 107 drivers/pwm/pwm-sun4i.c, line 204 drivers/pwm/pwm-tegra.c, line 50 drivers/pwm/pwm-tegra.c, line 63 drivers/pwm/pwm-tegra.c, line 79 drivers/pwm/pwm-tegra.c, line 147 drivers/pwm/pwm-tegra.c, line 164 drivers/pwm/pwm-tiecap.c, line 48 drivers/pwm/pwm-tiecap.c, line 54 drivers/pwm/pwm-tiecap.c, line 63 drivers/pwm/pwm-tiecap.c, line 124 drivers/pwm/pwm-tiecap.c, line 148 drivers/pwm/pwm-tiecap.c, line 167 drivers/pwm/pwm-tiecap.c, line 184 drivers/pwm/pwm-tiehrpwm.c, line 125 drivers/pwm/pwm-tiehrpwm.c, line 134 drivers/pwm/pwm-tiehrpwm.c, line 235 drivers/pwm/pwm-tiehrpwm.c, line 324 drivers/pwm/pwm-tiehrpwm.c, line 336 drivers/pwm/pwm-tiehrpwm.c, line 377 drivers/pwm/pwm-tiehrpwm.c, line 410 drivers/pwm/pwm-twl-led.c, line 60 drivers/pwm/pwm-twl-led.c, line 64 drivers/pwm/pwm-twl-led.c, line 69 drivers/pwm/pwm-twl-led.c, line 103 drivers/pwm/pwm-twl-led.c, line 127 drivers/pwm/pwm-twl-led.c, line 151 drivers/pwm/pwm-twl-led.c, line 168 drivers/pwm/pwm-twl-led.c, line 194 drivers/pwm/pwm-twl-led.c, line 220 drivers/pwm/pwm-twl-led.c, line 246 drivers/pwm/pwm-twl.c, line 60 drivers/pwm/pwm-twl.c, line 66 drivers/pwm/pwm-twl.c, line 71 drivers/pwm/pwm-twl.c, line 105 drivers/pwm/pwm-twl.c, line 135 drivers/pwm/pwm-twl.c, line 164 drivers/pwm/pwm-twl.c, line 202 drivers/pwm/pwm-twl.c, line 232 drivers/pwm/pwm-twl.c, line 255 drivers/pwm/pwm-vt8500.c, line 59 drivers/pwm/pwm-vt8500.c, line 80 drivers/pwm/pwm-vt8500.c, line 134 drivers/pwm/pwm-vt8500.c, line 154 drivers/pwm/pwm-vt8500.c, line 167 drivers/pwm/pwm-zx.c, line 33 drivers/pwm/pwm-zx.c, line 39 drivers/pwm/pwm-zx.c, line 67 drivers/pwm/pwm-zx.c, line 100 drivers/pwm/pwm-zx.c, line 153 drivers/pwm/sysfs.c, line 310 drivers/pwm/sysfs.c, line 338 drivers/pwm/sysfs.c, line 358 drivers/pwm/sysfs.c, line 370 drivers/pwm/sysfs.c, line 383 drivers/pwm/sysfs.c, line 399 drivers/pwm/sysfs.c, line 412 drivers/staging/greybus/pwm.c, line 22 drivers/staging/greybus/pwm.c, line 23 drivers/staging/greybus/pwm.c, line 191 drivers/staging/greybus/pwm.c, line 198 drivers/staging/greybus/pwm.c, line 208 drivers/staging/greybus/pwm.c, line 216 drivers/staging/greybus/pwm.c, line 224 drivers/staging/greybus/pwm.c, line 231 drivers/staging/greybus/pwm.c, line 253 include/linux/pwm.h, line 12 include/linux/pwm.h, line 81 include/linux/pwm.h, line 261 include/linux/pwm.h, line 262 include/linux/pwm.h, line 263 include/linux/pwm.h, line 265 include/linux/pwm.h, line 267 include/linux/pwm.h, line 269 include/linux/pwm.h, line 270 include/linux/pwm.h, line 271 include/linux/pwm.h, line 273 include/linux/pwm.h, line 276 include/linux/pwm.h, line 292 include/linux/pwm.h, line 301 include/linux/pwm.h, line 433 include/linux/pwm.h, line 435 include/linux/pwm.h, line 436 include/linux/pwm.h, line 437 include/linux/pwm.h, line 441 include/linux/pwm.h, line 511 include/linux/pwm.h, line 516 include/linux/pwm.h, line 521 include/linux/pwm.h, line 526 include/linux/pwm.h, line 640 include/linux/pwm.h, line 641 include/linux/pwm.h, line 642 include/linux/pwm.h, line 644 include/linux/pwm.h, line 648 include/linux/pwm.h, line 652