Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
dmaengine: fsl-dpaa2-qdma: Remove unused function dpdmai_create()
Remove unused function dpdmai_create();
Signed-off-by: Frank Li <Frank.Li@nxp.com>
Link: https://lore.kernel.org/r/20240320-dpaa2-v1-2-eb56e47c94ec@nxp.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
authored by
Frank Li
and committed by
Vinod Koul
26a4d2ae
06db9ee8
-56
-54
drivers/dma/fsl-dpaa2-qdma/dpdmai.c
-54
drivers/dma/fsl-dpaa2-qdma/dpdmai.c
···
33
33
__le32 fqid;
34
34
};
35
35
36
-
#define MC_CMD_OP(_cmd, _param, _offset, _width, _type, _arg) \
37
-
((_cmd).params[_param] |= mc_enc((_offset), (_width), _arg))
38
-
39
-
/* cmd, param, offset, width, type, arg_name */
40
-
#define DPDMAI_CMD_CREATE(cmd, cfg) \
41
-
do { \
42
-
MC_CMD_OP(cmd, 0, 8, 8, u8, (cfg)->priorities[0]);\
43
-
MC_CMD_OP(cmd, 0, 16, 8, u8, (cfg)->priorities[1]);\
44
-
} while (0)
45
-
46
36
static inline u64 mc_enc(int lsoffset, int width, u64 val)
47
37
{
48
38
return (val & MAKE_UMASK64(width)) << lsoffset;
···
104
114
return mc_send_command(mc_io, &cmd);
105
115
}
106
116
EXPORT_SYMBOL_GPL(dpdmai_close);
107
-
108
-
/**
109
-
* dpdmai_create() - Create the DPDMAI object
110
-
* @mc_io: Pointer to MC portal's I/O object
111
-
* @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
112
-
* @cfg: Configuration structure
113
-
* @token: Returned token; use in subsequent API calls
114
-
*
115
-
* Create the DPDMAI object, allocate required resources and
116
-
* perform required initialization.
117
-
*
118
-
* The object can be created either by declaring it in the
119
-
* DPL file, or by calling this function.
120
-
*
121
-
* This function returns a unique authentication token,
122
-
* associated with the specific object ID and the specific MC
123
-
* portal; this token must be used in all subsequent calls to
124
-
* this specific object. For objects that are created using the
125
-
* DPL file, call dpdmai_open() function to get an authentication
126
-
* token first.
127
-
*
128
-
* Return: '0' on Success; Error code otherwise.
129
-
*/
130
-
int dpdmai_create(struct fsl_mc_io *mc_io, u32 cmd_flags,
131
-
const struct dpdmai_cfg *cfg, u16 *token)
132
-
{
133
-
struct fsl_mc_command cmd = { 0 };
134
-
int err;
135
-
136
-
/* prepare command */
137
-
cmd.header = mc_encode_cmd_header(DPDMAI_CMDID_CREATE,
138
-
cmd_flags, 0);
139
-
DPDMAI_CMD_CREATE(cmd, cfg);
140
-
141
-
/* send command to mc*/
142
-
err = mc_send_command(mc_io, &cmd);
143
-
if (err)
144
-
return err;
145
-
146
-
/* retrieve response parameters */
147
-
*token = mc_cmd_hdr_read_token(&cmd);
148
-
149
-
return 0;
150
-
}
151
117
152
118
/**
153
119
* dpdmai_destroy() - Destroy the DPDMAI object and release all its resources.
-2
drivers/dma/fsl-dpaa2-qdma/dpdmai.h
-2
drivers/dma/fsl-dpaa2-qdma/dpdmai.h
···
153
153
int dpdmai_id, u16 *token);
154
154
int dpdmai_close(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token);
155
155
int dpdmai_destroy(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token);
156
-
int dpdmai_create(struct fsl_mc_io *mc_io, u32 cmd_flags,
157
-
const struct dpdmai_cfg *cfg, u16 *token);
158
156
int dpdmai_enable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token);
159
157
int dpdmai_disable(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token);
160
158
int dpdmai_reset(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token);