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https://github.com/torvalds/linux
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49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
/*
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* OLPC HGPK (XO-1) touchpad PS/2 mouse driver
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*/
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#ifndef _HGPK_H
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#define _HGPK_H
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enum hgpk_model_t {
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HGPK_MODEL_PREA = 0x0a, /* pre-B1s */
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HGPK_MODEL_A = 0x14, /* found on B1s, PT disabled in hardware */
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HGPK_MODEL_B = 0x28, /* B2s, has capacitance issues */
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HGPK_MODEL_C = 0x3c,
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HGPK_MODEL_D = 0x50, /* C1, mass production */
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};
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struct hgpk_data {
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struct psmouse *psmouse;
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bool powered;
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int count, x_tally, y_tally; /* hardware workaround stuff */
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unsigned long recalib_window;
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struct delayed_work recalib_wq;
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};
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#define hgpk_dbg(psmouse, format, arg...) \
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dev_dbg(&(psmouse)->ps2dev.serio->dev, format, ## arg)
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#define hgpk_err(psmouse, format, arg...) \
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dev_err(&(psmouse)->ps2dev.serio->dev, format, ## arg)
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#define hgpk_info(psmouse, format, arg...) \
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dev_info(&(psmouse)->ps2dev.serio->dev, format, ## arg)
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#define hgpk_warn(psmouse, format, arg...) \
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dev_warn(&(psmouse)->ps2dev.serio->dev, format, ## arg)
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#define hgpk_notice(psmouse, format, arg...) \
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dev_notice(&(psmouse)->ps2dev.serio->dev, format, ## arg)
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#ifdef CONFIG_MOUSE_PS2_OLPC
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int hgpk_detect(struct psmouse *psmouse, bool set_properties);
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int hgpk_init(struct psmouse *psmouse);
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#else
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static inline int hgpk_detect(struct psmouse *psmouse, bool set_properties)
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{
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return -ENODEV;
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}
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static inline int hgpk_init(struct psmouse *psmouse)
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{
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return -ENODEV;
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}
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#endif
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#endif
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