1 /*-
10 found at http://www.gnu.org/licenses/gpl-2.0.html
53 /* *INDENT-OFF* */
57 /* *INDENT-ON* */
66 #define AL_REG_FIELD_GET(reg, mask, shift)  (((reg) & (mask)) >> (shift))  argument
69 #define AL_REG_FIELD_SET(reg, mask, shift, val)			\  argument
71 		(((reg) & (~(mask))) |				\
72 		((((unsigned)(val)) << (shift)) & (mask)))
75 #define AL_REG_FIELD_SET_64(reg, mask, shift, val)		\  argument
77 		(((reg) & (~(mask))) |				\
78 		((((uint64_t)(val)) << (shift)) & (mask))))
95 /** clear single bit of 32 bit register */
101 	(AL_BIT(n) - 1)
104 	(AL_BIT(msb) + AL_BIT_MASK(msb) - AL_BIT_MASK(lsb))
106 /** clear bits specified by clear_mask */
115 /** clear bits specified by clear_mask, and set bits specified by set_mask */
120 	((size) * (((val) + (size) - 1) / (size)))
122 /** take bits selected by mask from one data, the rest from background */
123 #define AL_MASK_VAL(mask, data, background)		\  argument
124 	(((mask) & (data)) | ((~mask) & (background)))
131  * @param	mask
132  *	bits not selected (1) by mask will be left unchanged
134  *	data to write. bits not selected by mask ignored.
137 al_reg_write8_masked(uint8_t __iomem *reg, uint8_t mask, uint8_t data)  in al_reg_write8_masked()  argument
141 	al_reg_write8(reg, AL_MASK_VAL(mask, data, temp));  in al_reg_write8_masked()
150  * @param	mask
151  *	bits not selected (1) by mask will be left unchanged
153  *	data to write. bits not selected by mask ignored.
156 al_reg_write16_masked(uint16_t __iomem *reg, uint16_t mask, uint16_t data)  in al_reg_write16_masked()  argument
160 	al_reg_write16(reg, AL_MASK_VAL(mask, data, temp));  in al_reg_write16_masked()
169  * @param	mask
170  *	bits not selected (1) by mask will be left unchanged
172  *	data to write. bits not selected by mask ignored.
175 al_reg_write32_masked(uint32_t __iomem *reg, uint32_t mask, uint32_t data)  in al_reg_write32_masked()  argument
179 	al_reg_write32(reg, AL_MASK_VAL(mask, data, temp));  in al_reg_write32_masked()
182 /* *INDENT-OFF* */
186 /* *INDENT-ON* */