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ASoC: qcom: Constify GPR callback response data

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GPR bus driver calls each GPR client callback with pointer to the GPR
response packet.  The callbacks are not suppose to modify that response
packet, so make it a pointer to const to document that expectation
explicitly.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Reviewed-by: Srinivas Kandagatla <srinivas.kandagatla@oss.qualcomm.com>
Link: https://patch.msgid.link/20251130-asoc-apr-const-v1-3-d0833f3ed423@oss.qualcomm.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Krzysztof Kozlowski 2025-11-30 10:40:25 +01:00 committed by Mark Brown
parent c66cea195d
commit f3a86870c5
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GPG Key ID: 24D68B725D5487D0
3 changed files with 7 additions and 7 deletions
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2
include/linux/soc/qcom/apr.h
View File

@ -122,7 +122,7 @@ struct gpr_ibasic_rsp_accepted_t {
#define APR_SVC_MAJOR_VERSION(v) ((v >> 16) & 0xFF)
#define APR_SVC_MINOR_VERSION(v) (v & 0xFF)
typedef int (*gpr_port_cb) (struct gpr_resp_pkt *d, void *priv, int op);
typedef int (*gpr_port_cb) (const struct gpr_resp_pkt *d, void *priv, int op);
struct packet_router;
struct pkt_router_svc {
struct device *dev;

8
sound/soc/qcom/qdsp6/q6apm.c
View File

@ -487,14 +487,14 @@ int q6apm_get_hw_pointer(struct q6apm_graph *graph, int dir)
}
EXPORT_SYMBOL_GPL(q6apm_get_hw_pointer);
static int graph_callback(struct gpr_resp_pkt *data, void *priv, int op)
static int graph_callback(const struct gpr_resp_pkt *data, void *priv, int op)
{
struct data_cmd_rsp_rd_sh_mem_ep_data_buffer_done_v2 *rd_done;
struct data_cmd_rsp_wr_sh_mem_ep_data_buffer_done_v2 *done;
struct apm_cmd_rsp_shared_mem_map_regions *rsp;
struct gpr_ibasic_rsp_result_t *result;
struct q6apm_graph *graph = priv;
struct gpr_hdr *hdr = &data->hdr;
const struct gpr_hdr *hdr = &data->hdr;
struct device *dev = graph->dev;
uint32_t client_event;
phys_addr_t phys;
@ -761,13 +761,13 @@ struct audioreach_module *q6apm_find_module_by_mid(struct q6apm_graph *graph, ui
}
static int apm_callback(struct gpr_resp_pkt *data, void *priv, int op)
static int apm_callback(const struct gpr_resp_pkt *data, void *priv, int op)
{
gpr_device_t *gdev = priv;
struct q6apm *apm = dev_get_drvdata(&gdev->dev);
struct device *dev = &gdev->dev;
struct gpr_ibasic_rsp_result_t *result;
struct gpr_hdr *hdr = &data->hdr;
const struct gpr_hdr *hdr = &data->hdr;
result = data->payload;

4
sound/soc/qcom/qdsp6/q6prm.c
View File

@ -175,12 +175,12 @@ int q6prm_set_lpass_clock(struct device *dev, int clk_id, int clk_attr, int clk_
}
EXPORT_SYMBOL_GPL(q6prm_set_lpass_clock);
static int prm_callback(struct gpr_resp_pkt *data, void *priv, int op)
static int prm_callback(const struct gpr_resp_pkt *data, void *priv, int op)
{
gpr_device_t *gdev = priv;
struct q6prm *prm = dev_get_drvdata(&gdev->dev);
struct gpr_ibasic_rsp_result_t *result;
struct gpr_hdr *hdr = &data->hdr;
const struct gpr_hdr *hdr = &data->hdr;
switch (hdr->opcode) {
case PRM_CMD_RSP_REQUEST_HW_RSC: