summaryrefslogtreecommitdiffstats
path: root/drivers/cpufreq
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2023-06-30 00:22:19 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2023-06-30 00:22:19 +0200
commite4c8d01865118ab148f77bdb54ec9c0c181d90a3 (patch)
tree07718f0f27beb7fda54163ecc9fb46638b4187a5 /drivers/cpufreq
parentMerge tag 'soc-newsoc-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/s... (diff)
parentMerge tag 'soc-fsl-next-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/gi... (diff)
downloadlinux-e4c8d01865118ab148f77bdb54ec9c0c181d90a3.tar.xz
linux-e4c8d01865118ab148f77bdb54ec9c0c181d90a3.zip
Merge tag 'soc-drivers-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
Pull ARM SoC driver updates from Arnd Bergmann: "Nothing surprising in the SoC specific drivers, with the usual updates: - Added or improved SoC driver support for Tegra234, Exynos4121, RK3588, as well as multiple Mediatek and Qualcomm chips - SCMI firmware gains support for multiple SMC/HVC transport and version 3.2 of the protocol - Cleanups amd minor changes for the reset controller, memory controller, firmware and sram drivers - Minor changes to amd/xilinx, samsung, tegra, nxp, ti, qualcomm, amlogic and renesas SoC specific drivers" * tag 'soc-drivers-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (118 commits) dt-bindings: interrupt-controller: Convert Amlogic Meson GPIO interrupt controller binding MAINTAINERS: add PHY-related files to Amlogic SoC file list drivers: meson: secure-pwrc: always enable DMA domain tee: optee: Use kmemdup() to replace kmalloc + memcpy soc: qcom: geni-se: Do not bother about enable/disable of interrupts in secondary sequencer dt-bindings: sram: qcom,imem: document qdu1000 soc: qcom: icc-bwmon: Fix MSM8998 count unit dt-bindings: soc: qcom,rpmh-rsc: Require power-domains soc: qcom: socinfo: Add Soc ID for IPQ5300 dt-bindings: arm: qcom,ids: add SoC ID for IPQ5300 soc: qcom: Fix a IS_ERR() vs NULL bug in probe soc: qcom: socinfo: Add support for new fields in revision 19 soc: qcom: socinfo: Add support for new fields in revision 18 dt-bindings: firmware: scm: Add compatible for SDX75 soc: qcom: mdt_loader: Fix split image detection dt-bindings: memory-controllers: drop unneeded quotes soc: rockchip: dtpm: use C99 array init syntax firmware: tegra: bpmp: Add support for DRAM MRQ GSCs soc/tegra: pmc: Use devm_clk_notifier_register() soc/tegra: pmc: Simplify debugfs initialization ...
Diffstat (limited to 'drivers/cpufreq')
-rw-r--r--drivers/cpufreq/qcom-cpufreq-nvmem.c63
1 files changed, 11 insertions, 52 deletions
diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c b/drivers/cpufreq/qcom-cpufreq-nvmem.c
index a577586b23be..a88b6fe5db50 100644
--- a/drivers/cpufreq/qcom-cpufreq-nvmem.c
+++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c
@@ -29,20 +29,7 @@
#include <linux/slab.h>
#include <linux/soc/qcom/smem.h>
-#define MSM_ID_SMEM 137
-
-enum _msm_id {
- MSM8996V3 = 0xF6ul,
- APQ8096V3 = 0x123ul,
- MSM8996SG = 0x131ul,
- APQ8096SG = 0x138ul,
-};
-
-enum _msm8996_version {
- MSM8996_V3,
- MSM8996_SG,
- NUM_OF_MSM8996_VERSIONS,
-};
+#include <dt-bindings/arm/qcom,ids.h>
struct qcom_cpufreq_drv;
@@ -140,60 +127,32 @@ static void get_krait_bin_format_b(struct device *cpu_dev,
dev_dbg(cpu_dev, "PVS version: %d\n", *pvs_ver);
}
-static enum _msm8996_version qcom_cpufreq_get_msm_id(void)
-{
- size_t len;
- u32 *msm_id;
- enum _msm8996_version version;
-
- msm_id = qcom_smem_get(QCOM_SMEM_HOST_ANY, MSM_ID_SMEM, &len);
- if (IS_ERR(msm_id))
- return NUM_OF_MSM8996_VERSIONS;
-
- /* The first 4 bytes are format, next to them is the actual msm-id */
- msm_id++;
-
- switch ((enum _msm_id)*msm_id) {
- case MSM8996V3:
- case APQ8096V3:
- version = MSM8996_V3;
- break;
- case MSM8996SG:
- case APQ8096SG:
- version = MSM8996_SG;
- break;
- default:
- version = NUM_OF_MSM8996_VERSIONS;
- }
-
- return version;
-}
-
static int qcom_cpufreq_kryo_name_version(struct device *cpu_dev,
struct nvmem_cell *speedbin_nvmem,
char **pvs_name,
struct qcom_cpufreq_drv *drv)
{
size_t len;
+ u32 msm_id;
u8 *speedbin;
- enum _msm8996_version msm8996_version;
+ int ret;
*pvs_name = NULL;
- msm8996_version = qcom_cpufreq_get_msm_id();
- if (NUM_OF_MSM8996_VERSIONS == msm8996_version) {
- dev_err(cpu_dev, "Not Snapdragon 820/821!");
- return -ENODEV;
- }
+ ret = qcom_smem_get_soc_id(&msm_id);
+ if (ret)
+ return ret;
speedbin = nvmem_cell_read(speedbin_nvmem, &len);
if (IS_ERR(speedbin))
return PTR_ERR(speedbin);
- switch (msm8996_version) {
- case MSM8996_V3:
+ switch (msm_id) {
+ case QCOM_ID_MSM8996:
+ case QCOM_ID_APQ8096:
drv->versions = 1 << (unsigned int)(*speedbin);
break;
- case MSM8996_SG:
+ case QCOM_ID_MSM8996SG:
+ case QCOM_ID_APQ8096SG:
drv->versions = 1 << ((unsigned int)(*speedbin) + 4);
break;
default: