Qualcomm ARM Based Driver Updates for v4.21
* Fix llcc license, includes, and error checks * Remove use of memcpy in cmd-db and fix API breakage * Add QCS404 compatible to SMD-RPM * Minor fixes for QMI * Add irq clear handling in QCOM Geni SE during init -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAABAgAGBQJcAHmCAAoJEFKiBbHx2RXVJLwQAKXbtYh7Kl8xQPJpRtHmOTJE zagPkIb9xDqG2O7rWfYi6ye3/brSZv+9kv02tqwtHVlDfxtd64KHw3jor6yxozB4 6d8F1thFiM5+lXo6ISSFJaVYwpN0AYCExFLbSup/XSyo3a70HchtXlvT0NPPTecT EXinXUDOizVM8SypZksoWfJWd+qWskPNxfMRQZ1e5nJlnqcRD/9XQtmZha/WZe76 Kz78QfxLbT4KKhTEE+TAOWERT2STlxfHP0611E00LXlivqh7twtfe5u5yUntOVq0 +56RY1K0W++Cl4P2HJrpcp+16OI2wPG1KfP4kWySXaa0HfcW4qaZvGGiOWrr1mQs sxRntblg0x56i4lnSTFxTrirDBiBFuzXLvLGE/RxbgACGafVh0mEtl58wJxwShKB a3zaztuRPcimOWbcAJN2O3nOB64lYha61JY7lo+th+IxbYAaVtp76GsVq36DHDbx oVREMg/zNUHRKqIQuRM372sj2VnngJ8Bw/7ecLTwydvmmb7QB6UDXI1D/L2p6Tqq +7Z1UHB8XIWhu2GkLjakEHs+XPcUULofWeNSsOwftv2Bmo4xw9COlQiDQjf15/ZR IVZp1tYFHR9v2mFMM1ZI/GdQWSl4EDE3rwvwRMlCHcEZYN4jjyv9XzV2IeMw7Tpq qdevDn4scHx05nBm6ZQh =hySS -----END PGP SIGNATURE----- Merge tag 'qcom-drivers-for-4.21' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux into next/drivers Qualcomm ARM Based Driver Updates for v4.21 * Fix llcc license, includes, and error checks * Remove use of memcpy in cmd-db and fix API breakage * Add QCS404 compatible to SMD-RPM * Minor fixes for QMI * Add irq clear handling in QCOM Geni SE during init * tag 'qcom-drivers-for-4.21' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux: drm: msm: Check cmd_db_read_aux_data() for failure soc: qcom: smd-rpm: Add QCS404 compatible soc: qcom: llcc-slice: Remove duplicated include from llcc-slice.c soc: qcom: cmd-db: Stop memcpy()ing in cmd_db_read_aux_data() soc: qcom: cmd-db: Remove memcpy()ing from cmd_db_get_header() soc: qcom: Drop help text for QCOM_QMI_HELPERS soc: qcom: qmi_interface: Limit txn ids to U16_MAX soc: qcom: llcc-slice: Add error checks for API functions soc: qcom/llcc: add MODULE_LICENSE tag soc: qcom: Add irq clear handling during SE init Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Olof Johansson
commit
202f9977b0
@ -23,6 +23,7 @@ resources.
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"qcom,rpm-msm8916"
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"qcom,rpm-msm8974"
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"qcom,rpm-msm8998"
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"qcom,rpm-qcs404"
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- qcom,smd-channels:
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Usage: required
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@ -902,26 +902,6 @@ static int a6xx_gmu_memory_probe(struct a6xx_gmu *gmu)
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return ret;
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}
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/* Get the list of RPMh voltage levels from cmd-db */
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static int a6xx_gmu_rpmh_arc_cmds(const char *id, void *vals, int size)
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{
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u32 len = cmd_db_read_aux_data_len(id);
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if (!len)
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return 0;
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if (WARN_ON(len > size))
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return -EINVAL;
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cmd_db_read_aux_data(id, vals, len);
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/*
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* The data comes back as an array of unsigned shorts so adjust the
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* count accordingly
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*/
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return len >> 1;
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}
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/* Return the 'arc-level' for the given frequency */
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static u32 a6xx_gmu_get_arc_level(struct device *dev, unsigned long freq)
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{
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@ -949,11 +929,30 @@ static u32 a6xx_gmu_get_arc_level(struct device *dev, unsigned long freq)
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}
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static int a6xx_gmu_rpmh_arc_votes_init(struct device *dev, u32 *votes,
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unsigned long *freqs, int freqs_count,
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u16 *pri, int pri_count,
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u16 *sec, int sec_count)
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unsigned long *freqs, int freqs_count, const char *id)
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{
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int i, j;
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const u16 *pri, *sec;
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size_t pri_count, sec_count;
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pri = cmd_db_read_aux_data(id, &pri_count);
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if (IS_ERR(pri))
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return PTR_ERR(pri);
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/*
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* The data comes back as an array of unsigned shorts so adjust the
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* count accordingly
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*/
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pri_count >>= 1;
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if (!pri_count)
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return -EINVAL;
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sec = cmd_db_read_aux_data("mx.lvl", &sec_count);
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if (IS_ERR(sec))
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return PTR_ERR(sec);
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sec_count >>= 1;
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if (!sec_count)
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return -EINVAL;
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/* Construct a vote for each frequency */
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for (i = 0; i < freqs_count; i++) {
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@ -1012,25 +1011,15 @@ static int a6xx_gmu_rpmh_votes_init(struct a6xx_gmu *gmu)
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struct a6xx_gpu *a6xx_gpu = container_of(gmu, struct a6xx_gpu, gmu);
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struct adreno_gpu *adreno_gpu = &a6xx_gpu->base;
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struct msm_gpu *gpu = &adreno_gpu->base;
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u16 gx[16], cx[16], mx[16];
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u32 gxcount, cxcount, mxcount;
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int ret;
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/* Get the list of available voltage levels for each component */
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gxcount = a6xx_gmu_rpmh_arc_cmds("gfx.lvl", gx, sizeof(gx));
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cxcount = a6xx_gmu_rpmh_arc_cmds("cx.lvl", cx, sizeof(cx));
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mxcount = a6xx_gmu_rpmh_arc_cmds("mx.lvl", mx, sizeof(mx));
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/* Build the GX votes */
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ret = a6xx_gmu_rpmh_arc_votes_init(&gpu->pdev->dev, gmu->gx_arc_votes,
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gmu->gpu_freqs, gmu->nr_gpu_freqs,
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gx, gxcount, mx, mxcount);
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gmu->gpu_freqs, gmu->nr_gpu_freqs, "gfx.lvl");
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/* Build the CX votes */
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ret |= a6xx_gmu_rpmh_arc_votes_init(gmu->dev, gmu->cx_arc_votes,
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gmu->gmu_freqs, gmu->nr_gmu_freqs,
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cx, cxcount, mx, mxcount);
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gmu->gmu_freqs, gmu->nr_gmu_freqs, "cx.lvl");
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return ret;
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}
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@ -75,11 +75,6 @@ config QCOM_QMI_HELPERS
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tristate
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depends on ARCH_QCOM || COMPILE_TEST
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depends on NET
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help
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Helper library for handling QMI encoded messages. QMI encoded
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messages are used in communication between the majority of QRTR
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clients and this helpers provide the common functionality needed for
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doing this from a kernel driver.
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config QCOM_RMTFS_MEM
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tristate "Qualcomm Remote Filesystem memory driver"
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@ -101,8 +101,7 @@ static bool cmd_db_magic_matches(const struct cmd_db_header *header)
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static struct cmd_db_header *cmd_db_header;
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static inline void *rsc_to_entry_header(struct rsc_hdr *hdr)
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static inline const void *rsc_to_entry_header(const struct rsc_hdr *hdr)
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{
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u16 offset = le16_to_cpu(hdr->header_offset);
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@ -110,7 +109,7 @@ static inline void *rsc_to_entry_header(struct rsc_hdr *hdr)
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}
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static inline void *
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rsc_offset(struct rsc_hdr *hdr, struct entry_header *ent)
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rsc_offset(const struct rsc_hdr *hdr, const struct entry_header *ent)
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{
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u16 offset = le16_to_cpu(hdr->data_offset);
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u16 loffset = le16_to_cpu(ent->offset);
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@ -134,11 +133,11 @@ int cmd_db_ready(void)
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}
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EXPORT_SYMBOL(cmd_db_ready);
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static int cmd_db_get_header(const char *id, struct entry_header *eh,
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struct rsc_hdr *rh)
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static int cmd_db_get_header(const char *id, const struct entry_header **eh,
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const struct rsc_hdr **rh)
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{
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struct rsc_hdr *rsc_hdr;
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struct entry_header *ent;
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const struct rsc_hdr *rsc_hdr;
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const struct entry_header *ent;
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int ret, i, j;
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u8 query[8];
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@ -146,9 +145,6 @@ static int cmd_db_get_header(const char *id, struct entry_header *eh,
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if (ret)
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return ret;
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if (!eh || !rh)
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return -EINVAL;
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/* Pad out query string to same length as in DB */
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strncpy(query, id, sizeof(query));
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@ -159,16 +155,15 @@ static int cmd_db_get_header(const char *id, struct entry_header *eh,
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ent = rsc_to_entry_header(rsc_hdr);
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for (j = 0; j < le16_to_cpu(rsc_hdr->cnt); j++, ent++) {
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if (memcmp(ent->id, query, sizeof(ent->id)) == 0)
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break;
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}
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if (j < le16_to_cpu(rsc_hdr->cnt)) {
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memcpy(eh, ent, sizeof(*ent));
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memcpy(rh, rsc_hdr, sizeof(*rh));
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if (memcmp(ent->id, query, sizeof(ent->id)) == 0) {
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if (eh)
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*eh = ent;
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if (rh)
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*rh = rsc_hdr;
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return 0;
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}
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}
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}
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return -ENODEV;
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}
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@ -186,68 +181,39 @@ static int cmd_db_get_header(const char *id, struct entry_header *eh,
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u32 cmd_db_read_addr(const char *id)
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{
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int ret;
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struct entry_header ent;
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struct rsc_hdr rsc_hdr;
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const struct entry_header *ent;
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ret = cmd_db_get_header(id, &ent, &rsc_hdr);
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ret = cmd_db_get_header(id, &ent, NULL);
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return ret < 0 ? 0 : le32_to_cpu(ent.addr);
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return ret < 0 ? 0 : le32_to_cpu(ent->addr);
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}
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EXPORT_SYMBOL(cmd_db_read_addr);
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/**
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* cmd_db_read_aux_data() - Query command db for aux data.
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*
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* @id: Resource to retrieve AUX Data on.
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* @data: Data buffer to copy returned aux data to. Returns size on NULL
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* @len: Caller provides size of data buffer passed in.
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* @id: Resource to retrieve AUX Data on
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* @len: size of data buffer returned
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*
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* Return: size of data on success, errno otherwise
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* Return: pointer to data on success, error pointer otherwise
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*/
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int cmd_db_read_aux_data(const char *id, u8 *data, size_t len)
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const void *cmd_db_read_aux_data(const char *id, size_t *len)
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{
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int ret;
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struct entry_header ent;
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struct rsc_hdr rsc_hdr;
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u16 ent_len;
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if (!data)
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return -EINVAL;
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const struct entry_header *ent;
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const struct rsc_hdr *rsc_hdr;
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ret = cmd_db_get_header(id, &ent, &rsc_hdr);
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if (ret)
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return ret;
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return ERR_PTR(ret);
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ent_len = le16_to_cpu(ent.len);
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if (len < ent_len)
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return -EINVAL;
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if (len)
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*len = le16_to_cpu(ent->len);
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len = min_t(u16, ent_len, len);
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memcpy(data, rsc_offset(&rsc_hdr, &ent), len);
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return len;
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return rsc_offset(rsc_hdr, ent);
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}
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EXPORT_SYMBOL(cmd_db_read_aux_data);
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/**
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* cmd_db_read_aux_data_len - Get the length of the auxiliary data stored in DB.
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*
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* @id: Resource to retrieve AUX Data.
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*
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* Return: size on success, 0 on error
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*/
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size_t cmd_db_read_aux_data_len(const char *id)
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{
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int ret;
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struct entry_header ent;
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struct rsc_hdr rsc_hdr;
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ret = cmd_db_get_header(id, &ent, &rsc_hdr);
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return ret < 0 ? 0 : le16_to_cpu(ent.len);
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}
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EXPORT_SYMBOL(cmd_db_read_aux_data_len);
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/**
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* cmd_db_read_slave_id - Get the slave ID for a given resource address
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*
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@ -258,15 +224,14 @@ EXPORT_SYMBOL(cmd_db_read_aux_data_len);
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enum cmd_db_hw_type cmd_db_read_slave_id(const char *id)
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{
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int ret;
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struct entry_header ent;
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struct rsc_hdr rsc_hdr;
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const struct entry_header *ent;
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u32 addr;
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ret = cmd_db_get_header(id, &ent, &rsc_hdr);
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ret = cmd_db_get_header(id, &ent, NULL);
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if (ret < 0)
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return CMD_DB_HW_INVALID;
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addr = le32_to_cpu(ent.addr);
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addr = le32_to_cpu(ent->addr);
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return (addr >> SLAVE_ID_SHIFT) & SLAVE_ID_MASK;
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}
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EXPORT_SYMBOL(cmd_db_read_slave_id);
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@ -95,6 +95,7 @@ EXPORT_SYMBOL_GPL(llcc_slice_getd);
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*/
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void llcc_slice_putd(struct llcc_slice_desc *desc)
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{
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if (!IS_ERR_OR_NULL(desc))
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kfree(desc);
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}
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EXPORT_SYMBOL_GPL(llcc_slice_putd);
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@ -142,6 +143,9 @@ int llcc_slice_activate(struct llcc_slice_desc *desc)
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int ret;
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u32 act_ctrl_val;
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if (IS_ERR_OR_NULL(desc))
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return -EINVAL;
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mutex_lock(&drv_data->lock);
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if (test_bit(desc->slice_id, drv_data->bitmap)) {
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mutex_unlock(&drv_data->lock);
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@ -176,6 +180,9 @@ int llcc_slice_deactivate(struct llcc_slice_desc *desc)
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u32 act_ctrl_val;
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int ret;
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if (IS_ERR_OR_NULL(desc))
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return -EINVAL;
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mutex_lock(&drv_data->lock);
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if (!test_bit(desc->slice_id, drv_data->bitmap)) {
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mutex_unlock(&drv_data->lock);
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@ -203,6 +210,9 @@ EXPORT_SYMBOL_GPL(llcc_slice_deactivate);
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*/
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int llcc_get_slice_id(struct llcc_slice_desc *desc)
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{
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if (IS_ERR_OR_NULL(desc))
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return -EINVAL;
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return desc->slice_id;
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}
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EXPORT_SYMBOL_GPL(llcc_get_slice_id);
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@ -213,6 +223,9 @@ EXPORT_SYMBOL_GPL(llcc_get_slice_id);
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*/
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size_t llcc_get_slice_size(struct llcc_slice_desc *desc)
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{
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if (IS_ERR_OR_NULL(desc))
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return 0;
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return desc->slice_size;
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}
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EXPORT_SYMBOL_GPL(llcc_get_slice_size);
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@ -360,5 +373,5 @@ int qcom_llcc_probe(struct platform_device *pdev,
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return ret;
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}
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EXPORT_SYMBOL_GPL(qcom_llcc_probe);
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MODULE_LICENSE("GPL v2");
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MODULE_DESCRIPTION("Qualcomm Last Level Cache Controller");
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@ -215,6 +215,16 @@ static void geni_se_io_init(void __iomem *base)
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writel_relaxed(FORCE_DEFAULT, base + GENI_FORCE_DEFAULT_REG);
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}
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static void geni_se_irq_clear(struct geni_se *se)
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{
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writel_relaxed(0, se->base + SE_GSI_EVENT_EN);
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writel_relaxed(0xffffffff, se->base + SE_GENI_M_IRQ_CLEAR);
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writel_relaxed(0xffffffff, se->base + SE_GENI_S_IRQ_CLEAR);
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writel_relaxed(0xffffffff, se->base + SE_DMA_TX_IRQ_CLR);
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writel_relaxed(0xffffffff, se->base + SE_DMA_RX_IRQ_CLR);
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writel_relaxed(0xffffffff, se->base + SE_IRQ_EN);
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}
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/**
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* geni_se_init() - Initialize the GENI serial engine
|
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* @se: Pointer to the concerned serial engine.
|
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@ -228,6 +238,7 @@ void geni_se_init(struct geni_se *se, u32 rx_wm, u32 rx_rfr)
|
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{
|
||||
u32 val;
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||||
|
||||
geni_se_irq_clear(se);
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geni_se_io_init(se->base);
|
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geni_se_io_set_mode(se->base);
|
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|
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@ -249,12 +260,7 @@ static void geni_se_select_fifo_mode(struct geni_se *se)
|
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u32 proto = geni_se_read_proto(se);
|
||||
u32 val;
|
||||
|
||||
writel_relaxed(0, se->base + SE_GSI_EVENT_EN);
|
||||
writel_relaxed(0xffffffff, se->base + SE_GENI_M_IRQ_CLEAR);
|
||||
writel_relaxed(0xffffffff, se->base + SE_GENI_S_IRQ_CLEAR);
|
||||
writel_relaxed(0xffffffff, se->base + SE_DMA_TX_IRQ_CLR);
|
||||
writel_relaxed(0xffffffff, se->base + SE_DMA_RX_IRQ_CLR);
|
||||
writel_relaxed(0xffffffff, se->base + SE_IRQ_EN);
|
||||
geni_se_irq_clear(se);
|
||||
|
||||
val = readl_relaxed(se->base + SE_GENI_M_IRQ_EN);
|
||||
if (proto != GENI_SE_UART) {
|
||||
@ -277,12 +283,7 @@ static void geni_se_select_dma_mode(struct geni_se *se)
|
||||
{
|
||||
u32 val;
|
||||
|
||||
writel_relaxed(0, se->base + SE_GSI_EVENT_EN);
|
||||
writel_relaxed(0xffffffff, se->base + SE_GENI_M_IRQ_CLEAR);
|
||||
writel_relaxed(0xffffffff, se->base + SE_GENI_S_IRQ_CLEAR);
|
||||
writel_relaxed(0xffffffff, se->base + SE_DMA_TX_IRQ_CLR);
|
||||
writel_relaxed(0xffffffff, se->base + SE_DMA_RX_IRQ_CLR);
|
||||
writel_relaxed(0xffffffff, se->base + SE_IRQ_EN);
|
||||
geni_se_irq_clear(se);
|
||||
|
||||
val = readl_relaxed(se->base + SE_GENI_DMA_MODE_EN);
|
||||
val |= GENI_DMA_MODE_EN;
|
||||
|
||||
@ -318,7 +318,7 @@ int qmi_txn_init(struct qmi_handle *qmi, struct qmi_txn *txn,
|
||||
txn->dest = c_struct;
|
||||
|
||||
mutex_lock(&qmi->txn_lock);
|
||||
ret = idr_alloc_cyclic(&qmi->txns, txn, 0, INT_MAX, GFP_KERNEL);
|
||||
ret = idr_alloc_cyclic(&qmi->txns, txn, 0, U16_MAX, GFP_KERNEL);
|
||||
if (ret < 0)
|
||||
pr_err("failed to allocate transaction id\n");
|
||||
|
||||
|
||||
@ -227,6 +227,7 @@ static const struct of_device_id qcom_smd_rpm_of_match[] = {
|
||||
{ .compatible = "qcom,rpm-msm8974" },
|
||||
{ .compatible = "qcom,rpm-msm8996" },
|
||||
{ .compatible = "qcom,rpm-msm8998" },
|
||||
{ .compatible = "qcom,rpm-qcs404" },
|
||||
{}
|
||||
};
|
||||
MODULE_DEVICE_TABLE(of, qcom_smd_rpm_of_match);
|
||||
|
||||
@ -166,7 +166,7 @@ struct qmi_ops {
|
||||
struct qmi_txn {
|
||||
struct qmi_handle *qmi;
|
||||
|
||||
int id;
|
||||
u16 id;
|
||||
|
||||
struct mutex lock;
|
||||
struct completion completion;
|
||||
|
||||
@ -18,9 +18,7 @@ enum cmd_db_hw_type {
|
||||
#if IS_ENABLED(CONFIG_QCOM_COMMAND_DB)
|
||||
u32 cmd_db_read_addr(const char *resource_id);
|
||||
|
||||
int cmd_db_read_aux_data(const char *resource_id, u8 *data, size_t len);
|
||||
|
||||
size_t cmd_db_read_aux_data_len(const char *resource_id);
|
||||
const void *cmd_db_read_aux_data(const char *resource_id, size_t *len);
|
||||
|
||||
enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id);
|
||||
|
||||
@ -29,12 +27,8 @@ int cmd_db_ready(void);
|
||||
static inline u32 cmd_db_read_addr(const char *resource_id)
|
||||
{ return 0; }
|
||||
|
||||
static inline int cmd_db_read_aux_data(const char *resource_id, u8 *data,
|
||||
size_t len)
|
||||
{ return -ENODEV; }
|
||||
|
||||
static inline size_t cmd_db_read_aux_data_len(const char *resource_id)
|
||||
{ return -ENODEV; }
|
||||
static inline const void *cmd_db_read_aux_data(const char *resource_id, size_t *len)
|
||||
{ return ERR_PTR(-ENODEV); }
|
||||
|
||||
static inline enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id)
|
||||
{ return -ENODEV; }
|
||||
|
||||
Loading…
Reference in New Issue
Block a user