Where we know the buffer size is reasonably constrained we can just use kmalloc, and where it will be large vmalloc. This still leaves a pile in the middle.
Signed-off-by: Alan Cox <a...@linux.intel.com> --- .../media/atomisp/pci/atomisp2/css2400/sh_css.c | 92 ++++++++++---------- .../atomisp/pci/atomisp2/css2400/sh_css_firmware.c | 29 +++--- .../pci/atomisp2/css2400/sh_css_host_data.c | 8 +- .../pci/atomisp2/css2400/sh_css_param_shading.c | 8 +- 4 files changed, 72 insertions(+), 65 deletions(-) diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css.c b/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css.c index 30f7196..2359449 100644 --- a/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css.c +++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css.c @@ -2492,19 +2492,19 @@ create_pipe(enum ia_css_pipe_mode mode, return IA_CSS_ERR_INVALID_ARGUMENTS; } - me = sh_css_malloc(sizeof(*me)); + me = kmalloc(sizeof(*me), GFP_KERNEL); if (!me) return IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; err = init_pipe_defaults(mode, me, copy_pipe); if (err != IA_CSS_SUCCESS) { - sh_css_free(me); + kfree(me); return err; } err = pipe_generate_pipe_num(me, &(me->pipe_num)); if (err != IA_CSS_SUCCESS) { - sh_css_free(me); + kfree(me); return err; } @@ -2631,7 +2631,7 @@ ia_css_pipe_destroy(struct ia_css_pipe *pipe) if (pipe->config.acc_extension) { ia_css_pipe_unload_extension(pipe, pipe->config.acc_extension); } - sh_css_free(pipe); + kfree(pipe); IA_CSS_LEAVE("err = %d", err); return err; } @@ -5764,14 +5764,14 @@ static enum ia_css_err load_video_binaries(struct ia_css_pipe *pipe) if (err != IA_CSS_SUCCESS) return err; mycs->num_yuv_scaler = cas_scaler_descr.num_stage; - mycs->yuv_scaler_binary = sh_css_calloc(cas_scaler_descr.num_stage, - sizeof(struct ia_css_binary)); + mycs->yuv_scaler_binary = kzalloc(cas_scaler_descr.num_stage * + sizeof(struct ia_css_binary), GFP_KERNEL); if (mycs->yuv_scaler_binary == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; return err; } - mycs->is_output_stage = sh_css_calloc(cas_scaler_descr.num_stage, - sizeof(bool)); + mycs->is_output_stage = kzalloc(cas_scaler_descr.num_stage + * sizeof(bool), GFP_KERNEL); if (mycs->is_output_stage == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; return err; @@ -5787,7 +5787,7 @@ static enum ia_css_err load_video_binaries(struct ia_css_pipe *pipe) err = ia_css_binary_find(&yuv_scaler_descr, &mycs->yuv_scaler_binary[i]); if (err != IA_CSS_SUCCESS) { - sh_css_free(mycs->is_output_stage); + kfree(mycs->is_output_stage); mycs->is_output_stage = NULL; return err; } @@ -6008,9 +6008,9 @@ unload_video_binaries(struct ia_css_pipe *pipe) for (i = 0; i < pipe->pipe_settings.video.num_yuv_scaler; i++) ia_css_binary_unload(&pipe->pipe_settings.video.yuv_scaler_binary[i]); - sh_css_free(pipe->pipe_settings.video.is_output_stage); + kfree(pipe->pipe_settings.video.is_output_stage); pipe->pipe_settings.video.is_output_stage = NULL; - sh_css_free(pipe->pipe_settings.video.yuv_scaler_binary); + kfree(pipe->pipe_settings.video.yuv_scaler_binary); pipe->pipe_settings.video.yuv_scaler_binary = NULL; IA_CSS_LEAVE_ERR_PRIVATE(IA_CSS_SUCCESS); @@ -6418,15 +6418,15 @@ static enum ia_css_err load_primary_binaries( return err; } mycs->num_yuv_scaler = cas_scaler_descr.num_stage; - mycs->yuv_scaler_binary = sh_css_calloc(cas_scaler_descr.num_stage, - sizeof(struct ia_css_binary)); + mycs->yuv_scaler_binary = kzalloc(cas_scaler_descr.num_stage * + sizeof(struct ia_css_binary), GFP_KERNEL); if (mycs->yuv_scaler_binary == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; IA_CSS_LEAVE_ERR_PRIVATE(err); return err; } - mycs->is_output_stage = sh_css_calloc(cas_scaler_descr.num_stage, - sizeof(bool)); + mycs->is_output_stage = kzalloc(cas_scaler_descr.num_stage * + sizeof(bool), GFP_KERNEL); if (mycs->is_output_stage == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; IA_CSS_LEAVE_ERR_PRIVATE(err); @@ -7068,9 +7068,9 @@ unload_capture_binaries(struct ia_css_pipe *pipe) for (i = 0; i < pipe->pipe_settings.capture.num_yuv_scaler; i++) ia_css_binary_unload(&pipe->pipe_settings.capture.yuv_scaler_binary[i]); - sh_css_free(pipe->pipe_settings.capture.is_output_stage); + kfree(pipe->pipe_settings.capture.is_output_stage); pipe->pipe_settings.capture.is_output_stage = NULL; - sh_css_free(pipe->pipe_settings.capture.yuv_scaler_binary); + kfree(pipe->pipe_settings.capture.yuv_scaler_binary); pipe->pipe_settings.capture.yuv_scaler_binary = NULL; IA_CSS_LEAVE_ERR_PRIVATE(IA_CSS_SUCCESS); @@ -7159,27 +7159,27 @@ static enum ia_css_err ia_css_pipe_create_cas_scaler_desc_single_output( i *= max_scale_factor_per_stage; } - descr->in_info = sh_css_malloc(descr->num_stage * sizeof(struct ia_css_frame_info)); + descr->in_info = kmalloc(descr->num_stage * sizeof(struct ia_css_frame_info), GFP_KERNEL); if (descr->in_info == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; goto ERR; } - descr->internal_out_info = sh_css_malloc(descr->num_stage * sizeof(struct ia_css_frame_info)); + descr->internal_out_info = kmalloc(descr->num_stage * sizeof(struct ia_css_frame_info), GFP_KERNEL); if (descr->internal_out_info == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; goto ERR; } - descr->out_info = sh_css_malloc(descr->num_stage * sizeof(struct ia_css_frame_info)); + descr->out_info = kmalloc(descr->num_stage * sizeof(struct ia_css_frame_info), GFP_KERNEL); if (descr->out_info == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; goto ERR; } - descr->vf_info = sh_css_malloc(descr->num_stage * sizeof(struct ia_css_frame_info)); + descr->vf_info = kmalloc(descr->num_stage * sizeof(struct ia_css_frame_info), GFP_KERNEL); if (descr->vf_info == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; goto ERR; } - descr->is_output_stage = sh_css_malloc(descr->num_stage * sizeof(bool)); + descr->is_output_stage = kmalloc(descr->num_stage * sizeof(bool), GFP_KERNEL); if (descr->is_output_stage == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; goto ERR; @@ -7237,6 +7237,7 @@ static enum ia_css_err ia_css_pipe_create_cas_scaler_desc_single_output( return err; } +/* FIXME: merge most of this and single output version */ static enum ia_css_err ia_css_pipe_create_cas_scaler_desc(struct ia_css_pipe *pipe, struct ia_css_cas_binary_descr *descr) { @@ -7294,27 +7295,27 @@ static enum ia_css_err ia_css_pipe_create_cas_scaler_desc(struct ia_css_pipe *pi descr->num_stage = num_stages; - descr->in_info = sh_css_malloc(descr->num_stage * sizeof(struct ia_css_frame_info)); + descr->in_info = kmalloc(descr->num_stage * sizeof(struct ia_css_frame_info), GFP_KERNEL); if (descr->in_info == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; goto ERR; } - descr->internal_out_info = sh_css_malloc(descr->num_stage * sizeof(struct ia_css_frame_info)); + descr->internal_out_info = kmalloc(descr->num_stage * sizeof(struct ia_css_frame_info), GFP_KERNEL); if (descr->internal_out_info == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; goto ERR; } - descr->out_info = sh_css_malloc(descr->num_stage * sizeof(struct ia_css_frame_info)); + descr->out_info = kmalloc(descr->num_stage * sizeof(struct ia_css_frame_info), GFP_KERNEL); if (descr->out_info == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; goto ERR; } - descr->vf_info = sh_css_malloc(descr->num_stage * sizeof(struct ia_css_frame_info)); + descr->vf_info = kmalloc(descr->num_stage * sizeof(struct ia_css_frame_info), GFP_KERNEL); if (descr->vf_info == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; goto ERR; } - descr->is_output_stage = sh_css_malloc(descr->num_stage * sizeof(bool)); + descr->is_output_stage = kmalloc(descr->num_stage * sizeof(bool), GFP_KERNEL); if (descr->is_output_stage == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; goto ERR; @@ -7388,15 +7389,15 @@ static enum ia_css_err ia_css_pipe_create_cas_scaler_desc(struct ia_css_pipe *pi static void ia_css_pipe_destroy_cas_scaler_desc(struct ia_css_cas_binary_descr *descr) { ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, "ia_css_pipe_destroy_cas_scaler_desc() enter:\n"); - sh_css_free(descr->in_info); + kfree(descr->in_info); descr->in_info = NULL; - sh_css_free(descr->internal_out_info); + kfree(descr->internal_out_info); descr->internal_out_info = NULL; - sh_css_free(descr->out_info); + kfree(descr->out_info); descr->out_info = NULL; - sh_css_free(descr->vf_info); + kfree(descr->vf_info); descr->vf_info = NULL; - sh_css_free(descr->is_output_stage); + kfree(descr->is_output_stage); descr->is_output_stage = NULL; ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, "ia_css_pipe_destroy_cas_scaler_desc() leave\n"); } @@ -7451,14 +7452,14 @@ load_yuvpp_binaries(struct ia_css_pipe *pipe) goto ERR; mycs->num_output = cas_scaler_descr.num_output_stage; mycs->num_yuv_scaler = cas_scaler_descr.num_stage; - mycs->yuv_scaler_binary = sh_css_calloc(cas_scaler_descr.num_stage, - sizeof(struct ia_css_binary)); + mycs->yuv_scaler_binary = kzalloc(cas_scaler_descr.num_stage * + sizeof(struct ia_css_binary), GFP_KERNEL); if (mycs->yuv_scaler_binary == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; goto ERR; } - mycs->is_output_stage = sh_css_calloc(cas_scaler_descr.num_stage, - sizeof(bool)); + mycs->is_output_stage = kzalloc(cas_scaler_descr.num_stage * + sizeof(bool), GFP_KERNEL); if (mycs->is_output_stage == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; goto ERR; @@ -7558,7 +7559,8 @@ load_yuvpp_binaries(struct ia_css_pipe *pipe) } mycs->num_vf_pp = 1; } - mycs->vf_pp_binary = sh_css_calloc(mycs->num_vf_pp, sizeof(struct ia_css_binary)); + mycs->vf_pp_binary = kzalloc(mycs->num_vf_pp * sizeof(struct ia_css_binary), + GFP_KERNEL); if (mycs->vf_pp_binary == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; goto ERR; @@ -7607,11 +7609,11 @@ unload_yuvpp_binaries(struct ia_css_pipe *pipe) for (i = 0; i < pipe->pipe_settings.yuvpp.num_vf_pp; i++) { ia_css_binary_unload(&pipe->pipe_settings.yuvpp.vf_pp_binary[i]); } - sh_css_free(pipe->pipe_settings.yuvpp.is_output_stage); + kfree(pipe->pipe_settings.yuvpp.is_output_stage); pipe->pipe_settings.yuvpp.is_output_stage = NULL; - sh_css_free(pipe->pipe_settings.yuvpp.yuv_scaler_binary); + kfree(pipe->pipe_settings.yuvpp.yuv_scaler_binary); pipe->pipe_settings.yuvpp.yuv_scaler_binary = NULL; - sh_css_free(pipe->pipe_settings.yuvpp.vf_pp_binary); + kfree(pipe->pipe_settings.yuvpp.vf_pp_binary); pipe->pipe_settings.yuvpp.vf_pp_binary = NULL; IA_CSS_LEAVE_ERR_PRIVATE(IA_CSS_SUCCESS); @@ -9625,7 +9627,7 @@ ia_css_stream_create(const struct ia_css_stream_config *stream_config, } /* allocate the stream instance */ - curr_stream = sh_css_malloc(sizeof(struct ia_css_stream)); + curr_stream = kmalloc(sizeof(struct ia_css_stream), GFP_KERNEL); if (curr_stream == NULL) { err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; IA_CSS_LEAVE_ERR(err); @@ -9637,10 +9639,10 @@ ia_css_stream_create(const struct ia_css_stream_config *stream_config, /* allocate pipes */ curr_stream->num_pipes = num_pipes; - curr_stream->pipes = sh_css_malloc(num_pipes * sizeof(struct ia_css_pipe *)); + curr_stream->pipes = kzalloc(num_pipes * sizeof(struct ia_css_pipe *), GFP_KERNEL); if (curr_stream->pipes == NULL) { curr_stream->num_pipes = 0; - sh_css_free(curr_stream); + kfree(curr_stream); curr_stream = NULL; err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; IA_CSS_LEAVE_ERR(err); @@ -10103,7 +10105,7 @@ ia_css_stream_destroy(struct ia_css_stream *stream) } } /* free associated memory of stream struct */ - sh_css_free(stream->pipes); + kfree(stream->pipes); stream->pipes = NULL; stream->num_pipes = 0; #ifndef ISP2401 @@ -10121,7 +10123,7 @@ ia_css_stream_destroy(struct ia_css_stream *stream) err1 = (err != IA_CSS_SUCCESS) ? err : err2; #endif - sh_css_free(stream); + kfree(stream); #ifndef ISP2401 IA_CSS_LEAVE_ERR(err); #else diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_firmware.c b/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_firmware.c index 95f72e5..34cc56f 100644 --- a/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_firmware.c +++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_firmware.c @@ -12,6 +12,9 @@ * more details. */ +#include <linux/slab.h> +#include <linux/vmalloc.h> + #include <math_support.h> #include "platform_support.h" #include "sh_css_firmware.h" @@ -93,9 +96,9 @@ setup_binary(struct ia_css_fw_info *fw, const char *fw_data, struct ia_css_fw_in *sh_css_fw = *fw; #if defined(HRT_UNSCHED) - sh_css_fw->blob.code = sh_css_malloc(1); + sh_css_fw->blob.code = vmalloc(1); #else - sh_css_fw->blob.code = sh_css_malloc(fw->blob.size); + sh_css_fw->blob.code = vmalloc(fw->blob.size); #endif if (sh_css_fw->blob.code == NULL) @@ -143,11 +146,11 @@ sh_css_load_blob_info(const char *fw, const struct ia_css_fw_info *bi, struct ia char *namebuffer; int namelength = (int)strlen(name); - namebuffer = (char *) sh_css_malloc(namelength+1); + namebuffer = (char *) kmalloc(namelength + 1, GFP_KERNEL); if (namebuffer == NULL) return IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; - memcpy(namebuffer, name, namelength+1); + memcpy(namebuffer, name, namelength + 1); bd->name = fw_minibuffer[index].name = namebuffer; } else { @@ -159,7 +162,8 @@ sh_css_load_blob_info(const char *fw, const struct ia_css_fw_info *bi, struct ia size_t configstruct_size = sizeof(struct ia_css_config_memory_offsets); size_t statestruct_size = sizeof(struct ia_css_state_memory_offsets); - char *parambuf = (char *) sh_css_malloc(paramstruct_size + configstruct_size + statestruct_size); + char *parambuf = (char *)kmalloc(paramstruct_size + configstruct_size + statestruct_size, + GFP_KERNEL); if (parambuf == NULL) return IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; @@ -239,19 +243,18 @@ sh_css_load_firmware(const char *fw_data, sh_css_num_binaries = file_header->binary_nr; /* Only allocate memory for ISP blob info */ if (sh_css_num_binaries > (NUM_OF_SPS + NUM_OF_BLS)) { - sh_css_blob_info = sh_css_malloc( + sh_css_blob_info = kmalloc( (sh_css_num_binaries - (NUM_OF_SPS + NUM_OF_BLS)) * - sizeof(*sh_css_blob_info)); + sizeof(*sh_css_blob_info), GFP_KERNEL); if (sh_css_blob_info == NULL) return IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; } else { sh_css_blob_info = NULL; } - fw_minibuffer = sh_css_malloc(sh_css_num_binaries * sizeof(struct fw_param)); + fw_minibuffer = kzalloc(sh_css_num_binaries * sizeof(struct fw_param), GFP_KERNEL); if (fw_minibuffer == NULL) return IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; - memset(fw_minibuffer, 0, sh_css_num_binaries * sizeof(struct fw_param)); for (i = 0; i < sh_css_num_binaries; i++) { struct ia_css_fw_info *bi = &binaries[i]; @@ -309,17 +312,17 @@ void sh_css_unload_firmware(void) unsigned int i = 0; for (i = 0; i < sh_css_num_binaries; i++) { if (fw_minibuffer[i].name) - sh_css_free((void *)fw_minibuffer[i].name); + kfree((void *)fw_minibuffer[i].name); if (fw_minibuffer[i].buffer) - sh_css_free((void *)fw_minibuffer[i].buffer); + vfree((void *)fw_minibuffer[i].buffer); } - sh_css_free(fw_minibuffer); + kfree(fw_minibuffer); fw_minibuffer = NULL; } memset(&sh_css_sp_fw, 0, sizeof(sh_css_sp_fw)); if (sh_css_blob_info) { - sh_css_free(sh_css_blob_info); + kfree(sh_css_blob_info); sh_css_blob_info = NULL; } sh_css_num_binaries = 0; diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_host_data.c b/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_host_data.c index 1919497..348183a 100644 --- a/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_host_data.c +++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_host_data.c @@ -12,7 +12,7 @@ * more details. */ -#include <stddef.h> +#include <linux/slab.h> #include <ia_css_host_data.h> #include <sh_css_internal.h> @@ -20,13 +20,13 @@ struct ia_css_host_data *ia_css_host_data_allocate(size_t size) { struct ia_css_host_data *me; - me = sh_css_malloc(sizeof(struct ia_css_host_data)); + me = kmalloc(sizeof(struct ia_css_host_data), GFP_KERNEL); if (!me) return NULL; me->size = (uint32_t)size; me->address = sh_css_malloc(size); if (!me->address) { - sh_css_free(me); + kfree(me); return NULL; } return me; @@ -37,6 +37,6 @@ void ia_css_host_data_free(struct ia_css_host_data *me) if (me) { sh_css_free(me->address); me->address = NULL; - sh_css_free(me); + kfree(me); } } diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_param_shading.c b/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_param_shading.c index 7c600fa..eaf60e7 100644 --- a/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_param_shading.c +++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_param_shading.c @@ -12,6 +12,8 @@ * more details. */ +#include <linux/slab.h> + #include <math_support.h> #include "sh_css_param_shading.h" #include "ia_css_shading.h" @@ -362,7 +364,7 @@ ia_css_shading_table_alloc( IA_CSS_ENTER(""); - me = sh_css_malloc(sizeof(*me)); + me = kmalloc(sizeof(*me), GFP_KERNEL); if (me == NULL) { IA_CSS_ERROR("out of memory"); return me; @@ -382,7 +384,7 @@ ia_css_shading_table_alloc( sh_css_free(me->data[j]); me->data[j] = NULL; } - sh_css_free(me); + kfree(me); return NULL; } } @@ -410,7 +412,7 @@ ia_css_shading_table_free(struct ia_css_shading_table *table) table->data[i] = NULL; } } - sh_css_free(table); + kfree(table); IA_CSS_LEAVE(""); }