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author | 2017-11-08 14:15:11 +0000 | |
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committer | 2017-11-08 14:45:54 +0000 | |
commit | 055c52583a2794da8ba1e85a48cce3832372b12f (patch) | |
tree | 8ceb1cb78fbb46a0f341f8ee24feb3c6b5540013 /drivers/bus/fslmc/qbman/qbman_private.h | |
parent | f239aed5e674965691846e8ce3f187dd47523689 (diff) |
New upstream version 17.11-rc3
Change-Id: I6a5baa40612fe0c20f30b5fa773a6cbbac63a685
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'drivers/bus/fslmc/qbman/qbman_private.h')
-rw-r--r-- | drivers/bus/fslmc/qbman/qbman_private.h | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/drivers/bus/fslmc/qbman/qbman_private.h b/drivers/bus/fslmc/qbman/qbman_private.h deleted file mode 100644 index 292ec6a9..00000000 --- a/drivers/bus/fslmc/qbman/qbman_private.h +++ /dev/null @@ -1,174 +0,0 @@ -/*- - * BSD LICENSE - * - * Copyright (C) 2014-2016 Freescale Semiconductor, Inc. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of Freescale Semiconductor nor the - * names of its contributors may be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* Perform extra checking */ -#define QBMAN_CHECKING - -/* To maximise the amount of logic that is common between the Linux driver and - * other targets (such as the embedded MC firmware), we pivot here between the - * inclusion of two platform-specific headers. - * - * The first, qbman_sys_decl.h, includes any and all required system headers as - * well as providing any definitions for the purposes of compatibility. The - * second, qbman_sys.h, is where platform-specific routines go. - * - * The point of the split is that the platform-independent code (including this - * header) may depend on platform-specific declarations, yet other - * platform-specific routines may depend on platform-independent definitions. - */ - -#include "qbman_sys_decl.h" - -/* When things go wrong, it is a convenient trick to insert a few FOO() - * statements in the code to trace progress. TODO: remove this once we are - * hacking the code less actively. - */ -#define FOO() fsl_os_print("FOO: %s:%d\n", __FILE__, __LINE__) - -/* Any time there is a register interface which we poll on, this provides a - * "break after x iterations" scheme for it. It's handy for debugging, eg. - * where you don't want millions of lines of log output from a polling loop - * that won't, because such things tend to drown out the earlier log output - * that might explain what caused the problem. (NB: put ";" after each macro!) - * TODO: we should probably remove this once we're done sanitising the - * simulator... - */ -#define DBG_POLL_START(loopvar) (loopvar = 10) -#define DBG_POLL_CHECK(loopvar) \ -do { \ - if (!(loopvar--)) \ - QBMAN_BUG_ON(NULL == "DBG_POLL_CHECK"); \ -} while (0) - -/* For CCSR or portal-CINH registers that contain fields at arbitrary offsets - * and widths, these macro-generated encode/decode/isolate/remove inlines can - * be used. - * - * Eg. to "d"ecode a 14-bit field out of a register (into a "uint16_t" type), - * where the field is located 3 bits "up" from the least-significant bit of the - * register (ie. the field location within the 32-bit register corresponds to a - * mask of 0x0001fff8), you would do; - * uint16_t field = d32_uint16_t(3, 14, reg_value); - * - * Or to "e"ncode a 1-bit boolean value (input type is "int", zero is FALSE, - * non-zero is TRUE, so must convert all non-zero inputs to 1, hence the "!!" - * operator) into a register at bit location 0x00080000 (19 bits "in" from the - * LS bit), do; - * reg_value |= e32_int(19, 1, !!field); - * - * If you wish to read-modify-write a register, such that you leave the 14-bit - * field as-is but have all other fields set to zero, then "i"solate the 14-bit - * value using; - * reg_value = i32_uint16_t(3, 14, reg_value); - * - * Alternatively, you could "r"emove the 1-bit boolean field (setting it to - * zero) but leaving all other fields as-is; - * reg_val = r32_int(19, 1, reg_value); - * - */ -#ifdef __LP64__ -#define MAKE_MASK32(width) ((uint32_t)(( 1ULL << width) - 1)) -#else -#define MAKE_MASK32(width) (width == 32 ? 0xffffffff : \ - (uint32_t)((1 << width) - 1)) -#endif -#define DECLARE_CODEC32(t) \ -static inline uint32_t e32_##t(uint32_t lsoffset, uint32_t width, t val) \ -{ \ - QBMAN_BUG_ON(width > (sizeof(t) * 8)); \ - return ((uint32_t)val & MAKE_MASK32(width)) << lsoffset; \ -} \ -static inline t d32_##t(uint32_t lsoffset, uint32_t width, uint32_t val) \ -{ \ - QBMAN_BUG_ON(width > (sizeof(t) * 8)); \ - return (t)((val >> lsoffset) & MAKE_MASK32(width)); \ -} \ -static inline uint32_t i32_##t(uint32_t lsoffset, uint32_t width, \ - uint32_t val) \ -{ \ - QBMAN_BUG_ON(width > (sizeof(t) * 8)); \ - return e32_##t(lsoffset, width, d32_##t(lsoffset, width, val)); \ -} \ -static inline uint32_t r32_##t(uint32_t lsoffset, uint32_t width, \ - uint32_t val) \ -{ \ - QBMAN_BUG_ON(width > (sizeof(t) * 8)); \ - return ~(MAKE_MASK32(width) << lsoffset) & val; \ -} -DECLARE_CODEC32(uint32_t) -DECLARE_CODEC32(uint16_t) -DECLARE_CODEC32(uint8_t) -DECLARE_CODEC32(int) - - /*********************/ - /* Debugging assists */ - /*********************/ - -static inline void __hexdump(unsigned long start, unsigned long end, - unsigned long p, size_t sz, const unsigned char *c) -{ - while (start < end) { - unsigned int pos = 0; - char buf[64]; - int nl = 0; - - pos += sprintf(buf + pos, "%08lx: ", start); - do { - if ((start < p) || (start >= (p + sz))) - pos += sprintf(buf + pos, ".."); - else - pos += sprintf(buf + pos, "%02x", *(c++)); - if (!(++start & 15)) { - buf[pos++] = '\n'; - nl = 1; - } else { - nl = 0; - if (!(start & 1)) - buf[pos++] = ' '; - if (!(start & 3)) - buf[pos++] = ' '; - } - } while (start & 15); - if (!nl) - buf[pos++] = '\n'; - buf[pos] = '\0'; - pr_info("%s", buf); - } -} - -static inline void hexdump(const void *ptr, size_t sz) -{ - unsigned long p = (unsigned long)ptr; - unsigned long start = p & ~(unsigned long)15; - unsigned long end = (p + sz + 15) & ~(unsigned long)15; - const unsigned char *c = ptr; - - __hexdump(start, end, p, sz, c); -} - -#include "qbman_sys.h" |