diff options
author | Dan Williams <dan.j.williams@intel.com> | 2022-02-02 00:23:14 +0300 |
---|---|---|
committer | Dan Williams <dan.j.williams@intel.com> | 2022-02-09 09:57:30 +0300 |
commit | 664bf115833c2d4ee717ab63f4e6e72a25c66e77 (patch) | |
tree | 89f244ae619e768a5ba400226bc66aed2d46e618 /drivers/cxl/core/hdm.c | |
parent | 54cdbf845cf719c09b45ae588cba469aabb3159c (diff) | |
download | linux-664bf115833c2d4ee717ab63f4e6e72a25c66e77.tar.xz |
cxl/core/port: Remove @host argument for dport + decoder enumeration
Now that dport and decoder enumeration is centralized in the port
driver, the @host argument for these helpers can be made implicit. For
the root port the host is the port's uport device (ACPI0017 for
cxl_acpi), and for all other descendant ports the devm context is the
parent of @port.
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Ben Widawsky <ben.widawsky@intel.com>
Link: https://lore.kernel.org/r/164375043390.484143.17617734732003230076.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/cxl/core/hdm.c')
-rw-r--r-- | drivers/cxl/core/hdm.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/cxl/core/hdm.c b/drivers/cxl/core/hdm.c index 84f4ed288a88..80280db316c0 100644 --- a/drivers/cxl/core/hdm.c +++ b/drivers/cxl/core/hdm.c @@ -44,7 +44,7 @@ static int add_hdm_decoder(struct cxl_port *port, struct cxl_decoder *cxld, * are claimed and passed to the single dport. Disable the range until the first * CXL region is enumerated / activated. */ -int devm_cxl_add_passthrough_decoder(struct device *host, struct cxl_port *port) +int devm_cxl_add_passthrough_decoder(struct cxl_port *port) { struct cxl_decoder *cxld; struct cxl_dport *dport; @@ -93,21 +93,20 @@ static void __iomem *map_hdm_decoder_regs(struct cxl_port *port, /** * devm_cxl_setup_hdm - map HDM decoder component registers - * @host: devm context for allocations * @port: cxl_port to map */ -struct cxl_hdm *devm_cxl_setup_hdm(struct device *host, struct cxl_port *port) +struct cxl_hdm *devm_cxl_setup_hdm(struct cxl_port *port) { struct device *dev = &port->dev; void __iomem *crb, *hdm; struct cxl_hdm *cxlhdm; - cxlhdm = devm_kzalloc(host, sizeof(*cxlhdm), GFP_KERNEL); + cxlhdm = devm_kzalloc(dev, sizeof(*cxlhdm), GFP_KERNEL); if (!cxlhdm) return ERR_PTR(-ENOMEM); cxlhdm->port = port; - crb = devm_cxl_iomap_block(host, port->component_reg_phys, + crb = devm_cxl_iomap_block(dev, port->component_reg_phys, CXL_COMPONENT_REG_BLOCK_SIZE); if (!crb) { dev_err(dev, "No component registers mapped\n"); @@ -195,10 +194,9 @@ static void init_hdm_decoder(struct cxl_decoder *cxld, int *target_map, /** * devm_cxl_enumerate_decoders - add decoder objects per HDM register set - * @host: devm allocation context * @cxlhdm: Structure to populate with HDM capabilities */ -int devm_cxl_enumerate_decoders(struct device *host, struct cxl_hdm *cxlhdm) +int devm_cxl_enumerate_decoders(struct cxl_hdm *cxlhdm) { void __iomem *hdm = cxlhdm->regs.hdm_decoder; struct cxl_port *port = cxlhdm->port; |