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path: root/drivers/media/dvb-frontends/drx39xyj/drxj.c
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Diffstat (limited to 'drivers/media/dvb-frontends/drx39xyj/drxj.c')
-rw-r--r--drivers/media/dvb-frontends/drx39xyj/drxj.c75
1 files changed, 31 insertions, 44 deletions
diff --git a/drivers/media/dvb-frontends/drx39xyj/drxj.c b/drivers/media/dvb-frontends/drx39xyj/drxj.c
index 68f4e8b5a0ab..428b31e60874 100644
--- a/drivers/media/dvb-frontends/drx39xyj/drxj.c
+++ b/drivers/media/dvb-frontends/drx39xyj/drxj.c
@@ -56,6 +56,7 @@ INCLUDE FILES
#define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__
#include <linux/module.h>
+#include <linux/firmware.h>
#include <linux/init.h>
#include <linux/string.h>
#include <linux/slab.h>
@@ -975,13 +976,6 @@ static struct drx_aud_data drxj_default_aud_data_g = {
/*-----------------------------------------------------------------------------
STRUCTURES
----------------------------------------------------------------------------*/
-struct drxjeq_stat {
- u16 eq_mse;
- u8 eq_mode;
- u8 eq_ctrl;
- u8 eq_stat;
-};
-
/* HI command */
struct drxj_hi_cmd {
u16 cmd;
@@ -1276,7 +1270,7 @@ static const u16 nicam_presc_table_val[43] = {
TODO: check ignoring single/multimaster is ok for AUD access ?
*/
-#define DRXJ_ISAUDWRITE(addr) (((((addr)>>16)&1) == 1) ? true : false)
+#define DRXJ_ISAUDWRITE(addr) ((((addr) >> 16) & 1) == 1)
#define DRXJ_DAP_AUDTRIF_TIMEOUT 80 /* millisec */
/*============================================================================*/
@@ -1444,8 +1438,7 @@ static int drxdap_fasi_read_block(struct i2c_device_addr *dev_addr,
/* Read block from I2C **************************************************** */
do {
- u16 todo = (datasize < DRXDAP_MAX_RCHUNKSIZE ?
- datasize : DRXDAP_MAX_RCHUNKSIZE);
+ u16 todo = min(datasize, DRXDAP_MAX_RCHUNKSIZE);
bufx = 0;
@@ -1659,7 +1652,7 @@ static int drxdap_fasi_write_block(struct i2c_device_addr *dev_addr,
Address must be rewritten because HI is reset after data transport and
expects an address.
*/
- todo = (block_size < datasize ? block_size : datasize);
+ todo = min(block_size, datasize);
if (todo == 0) {
u16 overhead_size_i2c_addr = 0;
u16 data_block_size = 0;
@@ -1681,9 +1674,7 @@ static int drxdap_fasi_write_block(struct i2c_device_addr *dev_addr,
first_err = st;
}
bufx = 0;
- todo =
- (data_block_size <
- datasize ? data_block_size : datasize);
+ todo = min(data_block_size, datasize);
}
memcpy(&buf[bufx], data, todo);
/* write (address if can do and) data */
@@ -4779,8 +4770,8 @@ set_frequency(struct drx_demod_instance *demod,
bool image_to_select;
s32 fm_frequency_shift = 0;
- rf_mirror = (ext_attr->mirror == DRX_MIRROR_YES) ? true : false;
- tuner_mirror = demod->my_common_attr->mirror_freq_spect ? false : true;
+ rf_mirror = ext_attr->mirror == DRX_MIRROR_YES;
+ tuner_mirror = !demod->my_common_attr->mirror_freq_spect;
/*
Program frequency shifter
No need to account for mirroring on RF
@@ -8765,7 +8756,7 @@ static int qam_flip_spec(struct drx_demod_instance *demod, struct drx_channel *c
goto rw_error;
}
ext_attr->iqm_fs_rate_ofs = iqm_fs_rate_ofs;
- ext_attr->pos_image = (ext_attr->pos_image) ? false : true;
+ ext_attr->pos_image = !ext_attr->pos_image;
/* freeze dq/fq updating */
rc = drxj_dap_read_reg16(dev_addr, QAM_DQ_MODE__A, &data, 0);
@@ -11750,6 +11741,7 @@ static int drx_ctrl_u_code(struct drx_demod_instance *demod,
u8 *mc_data = NULL;
unsigned size;
char *mc_file;
+ const struct firmware *fw;
/* Check arguments */
if (!mc_info || !mc_info->mc_file)
@@ -11757,28 +11749,22 @@ static int drx_ctrl_u_code(struct drx_demod_instance *demod,
mc_file = mc_info->mc_file;
- if (!demod->firmware) {
- const struct firmware *fw = NULL;
-
- rc = request_firmware(&fw, mc_file, demod->i2c->dev.parent);
- if (rc < 0) {
- pr_err("Couldn't read firmware %s\n", mc_file);
- return rc;
- }
- demod->firmware = fw;
-
- if (demod->firmware->size < 2 * sizeof(u16)) {
- rc = -EINVAL;
- pr_err("Firmware is too short!\n");
- goto release;
- }
+ rc = request_firmware(&fw, mc_file, demod->i2c->dev.parent);
+ if (rc < 0) {
+ pr_err("Couldn't read firmware %s\n", mc_file);
+ return rc;
+ }
- pr_info("Firmware %s, size %zu\n",
- mc_file, demod->firmware->size);
+ if (fw->size < 2 * sizeof(u16)) {
+ rc = -EINVAL;
+ pr_err("Firmware is too short!\n");
+ goto release;
}
- mc_data_init = demod->firmware->data;
- size = demod->firmware->size;
+ pr_info("Firmware %s, size %zu\n", mc_file, fw->size);
+
+ mc_data_init = fw->data;
+ size = fw->size;
mc_data = (void *)mc_data_init;
/* Check data */
@@ -11874,7 +11860,8 @@ static int drx_ctrl_u_code(struct drx_demod_instance *demod,
0x0000)) {
pr_err("error reading firmware at pos %zd\n",
mc_data - mc_data_init);
- return -EIO;
+ rc = -EIO;
+ goto release;
}
result = memcmp(curr_ptr, mc_data_buffer,
@@ -11883,7 +11870,8 @@ static int drx_ctrl_u_code(struct drx_demod_instance *demod,
if (result) {
pr_err("error verifying firmware at pos %zd\n",
mc_data - mc_data_init);
- return -EIO;
+ rc = -EIO;
+ goto release;
}
curr_addr += ((dr_xaddr_t)(bytes_to_comp / 2));
@@ -11893,17 +11881,17 @@ static int drx_ctrl_u_code(struct drx_demod_instance *demod,
break;
}
default:
- return -EINVAL;
+ rc = -EINVAL;
+ goto release;
}
mc_data += mc_block_nr_bytes;
}
- return 0;
+ rc = 0;
release:
- release_firmware(demod->firmware);
- demod->firmware = NULL;
+ release_firmware(fw);
return rc;
}
@@ -12271,7 +12259,6 @@ static void drx39xxj_release(struct dvb_frontend *fe)
kfree(demod->my_ext_attr);
kfree(demod->my_common_attr);
kfree(demod->my_i2c_dev_addr);
- release_firmware(demod->firmware);
kfree(demod);
kfree(state);
}
@@ -12372,7 +12359,7 @@ error:
return NULL;
}
-EXPORT_SYMBOL(drx39xxj_attach);
+EXPORT_SYMBOL_GPL(drx39xxj_attach);
static const struct dvb_frontend_ops drx39xxj_ops = {
.delsys = { SYS_ATSC, SYS_DVBC_ANNEX_B },
generated by cgit (git 2.34.1) at 2025-12-27 23:17:15 +0000