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s390/qdio: remove unused support for SLIB parameters 

Neither of the two drivers provides any SLIB parameter data, so get rid
of the dead code.

Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Reviewed-by: Benjamin Block <bblock@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
This commit is contained in:
Julian Wiedmann 2021-07-26 08:27:58 +02:00 коммит произвёл Vasily Gorbik
Родитель 44d9a21a19
Коммит 9f79b54951
3 изменённых файлов: 0 добавлений и 42 удалений
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4
arch/s390/include/asm/qdio.h
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@ -311,8 +311,6 @@ typedef void qdio_handler_t(struct ccw_device *, unsigned int, int,
* @qib_param_field_format: format for qib_parm_field
* @qib_param_field: pointer to 128 bytes or NULL, if no param field
* @qib_rflags: rflags to set
* @input_slib_elements: pointer to no_input_qs * 128 words of data or NULL
* @output_slib_elements: pointer to no_output_qs * 128 words of data or NULL
* @no_input_qs: number of input queues
* @no_output_qs: number of output queues
* @input_handler: handler to be called for input queues
@ -329,8 +327,6 @@ struct qdio_initialize {
unsigned int qib_param_field_format;
unsigned char *qib_param_field;
unsigned char qib_rflags;
unsigned long *input_slib_elements;
unsigned long *output_slib_elements;
unsigned int no_input_qs;
unsigned int no_output_qs;
qdio_handler_t *input_handler;

2
drivers/s390/cio/qdio_main.c
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@ -952,8 +952,6 @@ static void qdio_trace_init_data(struct qdio_irq *irq,
DBF_DEV_EVENT(DBF_ERR, irq, "qfmt:%1u", data->q_format);
DBF_DEV_EVENT(DBF_ERR, irq, "qpff%4x", data->qib_param_field_format);
DBF_DEV_HEX(irq, &data->qib_param_field, sizeof(void *), DBF_ERR);
DBF_DEV_HEX(irq, &data->input_slib_elements, sizeof(void *), DBF_ERR);
DBF_DEV_HEX(irq, &data->output_slib_elements, sizeof(void *), DBF_ERR);
DBF_DEV_EVENT(DBF_ERR, irq, "niq:%1u noq:%1u", data->no_input_qs,
data->no_output_qs);
DBF_DEV_HEX(irq, &data->input_handler, sizeof(void *), DBF_ERR);

36
drivers/s390/cio/qdio_setup.c
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@ -89,39 +89,6 @@ void qdio_reset_buffers(struct qdio_buffer **buf, unsigned int count)
}
EXPORT_SYMBOL_GPL(qdio_reset_buffers);
/*
* qib_param_field: pointer to 128 bytes or NULL, if no param field
* nr_input_qs: pointer to nr_queues*128 words of data or NULL
*/
static void set_impl_params(struct qdio_irq *irq_ptr,
unsigned long *input_slib_elements,
unsigned long *output_slib_elements)
{
struct qdio_q *q;
int i, j;
if (!irq_ptr)
return;
if (!input_slib_elements)
goto output;
for_each_input_queue(irq_ptr, q, i) {
for (j = 0; j < QDIO_MAX_BUFFERS_PER_Q; j++)
q->slib->slibe[j].parms =
input_slib_elements[i * QDIO_MAX_BUFFERS_PER_Q + j];
}
output:
if (!output_slib_elements)
return;
for_each_output_queue(irq_ptr, q, i) {
for (j = 0; j < QDIO_MAX_BUFFERS_PER_Q; j++)
q->slib->slibe[j].parms =
output_slib_elements[i * QDIO_MAX_BUFFERS_PER_Q + j];
}
}
static void __qdio_free_queues(struct qdio_q **queues, unsigned int count)
{
struct qdio_q *q;
@ -421,9 +388,6 @@ int qdio_setup_irq(struct qdio_irq *irq_ptr, struct qdio_initialize *init_data)
set_bit(QDIO_IRQ_DISABLED, &irq_ptr->poll_state);
setup_qib(irq_ptr, init_data);
set_impl_params(irq_ptr,
init_data->input_slib_elements,
init_data->output_slib_elements);
/* fill input and output descriptors */
setup_qdr(irq_ptr, init_data);